Free Exhibits - District Court of Colorado - Colorado

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 1 of 14

ICIANI SPRINGOaUP4 nnw... n.s..nanan

Dance

.1

WIldest

Az34914863.9

Anlage

E5

United
Ball

wj

Patent Date

Numben

4662608
May
drilling

of Patent

1987

AIWOMATIC

SY4
76
Inventor

CONTROL
Rte P.O Box 89

line

rolled

up

or fed through

drum crown

by

engine

and

extending to fixed

block

and

John

ing

providing block during

dad
pulley

The lyMem
weight

Venus AppI
P11S Jut

Ta

crown
for

block

traveling
drill

lns
is

suc
Sep 24 2984

drilling

indicator actuated line

gauge
front

the premure sensor connected

hydraulically to the the tension

dead of

Q4

us

...

...._...__._

B6ED

conventional out of the double-acting connected the to the

drum
to determine

controls

rate

1/48

E2IB

19/00

feed

of

the

254/278
175/162

dead
piston to

fluid-actuated

cylinder

sad
it

PieldotSearck 175/170 189

175/242627162
173/4 254flTh

handle on
controls to the the

positively

move

control

dna
application

three.way pres
to the control

vi
Reference

electric

solenoid
fluid

surired pressure

selectively
in

piston
line

response

transducer This

the hydraulic

pets
bit

U.S
2167411
3.739419
4.046.333

PATENT
1/1959

DOCUMENTS
stat 234/271 234/all

sun sasor
weight uniformity supplemented response so approach

very
greater
drilling

close

and provide

and grater
apparatus the

9/1973 9/1977 3/1915

lone ______________

The
with controls the overspend

may be
to and

operate

4519315 thncty

________
Wart Levy Werner

234ffl3

drum

or

In response to the

niflerS

close
block

of
braking

traveling force

block the

crown

AnSast ExaminerDavid
4ztoruej

to apply

to atop

apparatus

Agent

orflnnMcsely

NS
is

prevent

damage

1StJ

An

automatic apparatus

system

conventional

rig

having

19

Qahes

Drawing

Figures

WS

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 2 of 14

U.S

May

1987

SIieeil.of

4662608

ci

.04

Pv
0001244

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 3 of 14

SI

00

DUMPS

AIR

FROM CLUTcHES

CR

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 4 of 14

U.S

Patent

MayS1987

Sheet3

of

4662698

69-.

1.
.174

1I

37

FIG

WS

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 5 of 14

S.

Patent

May

4662608

RED

85

II

F/C.6

WS

0001247

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 6 of 14

IL

NW.

UI

ca

UI

FiQ.8

-I 00

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 7 of 14

4662608
which
are

somewhat

relevant
drilling

in

that they

disclose

saint

AUTOMATIC

COWIROL
iNVENTION

loan

of

IClima

BACKGROUND OF
Field This she
relates

US
the

Pat

No

3S938O7
having into the

mining

hole for towing

apparatus

ground and
operation the

invention
in

to

new

and
and

useful snore
particularly drilling

system

for

adjusting

ments
to an

drilling

apparatus

hug
Bromejl controlling

improved by
the the

system

of

control

for

earth of

US

pressure

applied

to

the

drill

PaL

No
or
blast

asystmn
bit

Ibr

apparatus force controls
ling

controlling

the feeds
drill

wining

by
pressure

to

drum

which

out

the during the

and
dril

dead

weight

and
bit

controlling

lowerirg

of the

pipe

to the

Dower
Brief Description drilling the control

US

Pat

No
having controller rIg discloses for

system

for

or

the the

Art
drilling

controlling of has

drilling

In gas
ally

earth

particularly the

and
san-

at

the

remote away
front

the

well
been

drilling

operation

operation Barron

the

accomplished there

drilling

in manually draw works which

U.S
system ising sensing to an

well sensing

dril

Is

powered
driven

by

ling

control

various

load

and on

an

engine

and
rig

operates

most

of

motor drum lower

par
drill

movement
the platform
bit

to adjust for

the

dons of
line tire

draw
it

works
off to

wound
drilling

compensate
offshore

movement
operation

ala barge or

on
is

drill is in

pipeas looped double

drilling

through pulley to fixed

accomplished crown block and and
Is

The
of

drill

line

The
available suggest

aforementioned

patela
system

and

the

traveling

block
line is

above
drilling

not

cchnected
tially

control

which

gives

called

the

deadline the well during
drill

As
the

and
positive of
drill

positive

the

drllFnrg

weight the tension

pipe
drill

on

the

weight feed out

control

of the on
the

the

bills measured the sensor

by
line

The
pressure

the

warS

commonly
tension extending

measured
to weight to
bit

which One

SUMMARY
of objects automatic flg obieet invention control
is

converts
lie

through weight of

bydrau
the
drilling

gage on
drill

to

%rrovide for

console
lrum
rate

The

rate of the
bit

teed

out

tram
extent

the the

new and

system
to

and

sad of
feed out

to

large
drill

of
is

The
controlled brake
driller

rate

of

line

freer the condrilling

dtt
unproved
33

dflhlli3

of

this

is

provide

an

drum

by
lever monitor

conical

system

for
bit

rigs

having
drill

operated manually-operated

ventional
rigs

and

positive object control

the

of
is

stri

the

equipment response control attempt

and
to the die

opr
to weight

of
time in to

Another improved dead

to

providean operate

operate

the

brake of of

from
bit

system

for

drill

which
to

indications out

rate of
fairly

the
bit

nj

gage

substantially weight

instantaneously as

response front
this

the

measured
object to

the

dead
is

to keep years

constant been

weight number machines some
are
bit

Still

to

provide
the

In recent

there

new and improved
weight the

of

automatic in sense that they the

These over

an

he

system for controlled to

very

automatic automatic daily

form commer-

during

control

available

automatic

equipment The drillers have been

mt
so
lit

object

so the system for
line

is

to

marketed

improved operate
indicator sensed

coutrolle4 train the

drilling the to

provide an rig which
bit

under

names BEAR NATIONAL AND flVENSON and
drillers

STEWART
These of
auto-

hydraulic

weight
in

respond

instantaneously through

changes
circuit

inatic rig

operate to the

from

the control

supply station

weight and
solenoid

an

electronic

and of

enroute

tillers mainly valves

la
with air

mpvarious

an

electric

which

cotrtrols

nents types devices

involved of
air

are

double brake

acting to control feed off

positive lime

action

of

dump
use

to

exhaust

used

Thae
that ccnsidso ss

and
the

compressed
rig are

Other from
to

of
time tiroughout

become

apparent

needed

in

and

claims

end
be
reused
in

of the order

compressed

whIch
rig
drillers

often

as hereinafter

related
this

More
introduced

recently

to keep the some automatic operate

The
other matte

aforementioned objects
drilling

invention novel

and
auto-

been
or senline

amy be accomplished
control system for

by

which which

from

special into

zion sensors

are connecied

weight dead

and van60 block
the the

with works

crown

block

traveling

which

control

the application or to air

compressed Again
drillers

to

an engine
drill

powered
line

by
oat

cm
have
ful

control

clutcha by many been

these as being

devices waste-

engine drum and
rolled

up and

fed

up

durinjdrilling the to

by

the

of

being

rramnkally
large

engine of
the 65

The

drill

line extends
is

through

crown
fixed

block jroiut

dent

There have of

also

number
led to

and

traveling

connected

instances

mechanical of

which
of automatic installed noted

providing block
raise

dead

line

The crown

block

and

traveling pipe to

disconnection
rigs

where

they

many have have

drillers

from

form or lower
is
it

system during

for supporting drilling

weight

indicator to the

Several close

pnteats of the

which

do

not

dis-

gage
other

provided

on and

the
is

drilling

any

aforementioned

automatic

drillers

but

controls

by

hydraulic

WS

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 8 of 14

4662608
hydraulic to pressure tension operated connected
drilling

to the dead

light

derrick earth 10

11

supported 23 being

on
drilled

the

surface rig

of

the rig

measure brake drum

apparatus handle

han
which
out of

convenoperates
drill

hole

tional

byi
the
rate

works
operates variety

engine

assembly

on
line

the to

to control
tire

of the

which
the

of

the

mechanical

determine

on
conventional

dead tolling

line

In

she

equipment
IS operates
drilling

control there der
is

system
provided piston

for

this

apparatus

Engine

slash
fluid

mud
connected to control
to

or other 19

17

from

pump 16 which supplies mud pit through
flexible

and

the brake

for

and
to the
drill

connected connection Drill pipe
table bit

con

tively

moving of of

on which

the

drum
the the
JO

aection of the

flat

three-way supply other

electric

upper end from swivel 22
the

pressure the

.f

pressurized

fluid

to

one end or

rotary conventional

24
positioned rotary at the

13

has

double in the

controlled

by
line

26
to tars the
drill drill

pressure

transducer

works 14 suing 23 and
consisting
drill

drives

table

24

from

the

pressure the ate the

in the hydraulic

weight sensor The and

transducer

responds

to
15

ola
bit

plurality at the

of
thereat

measures valve the

directly so operother so

lower end drum 26 27 crown

Draw
thernoii

wright double
the application provides greater very
drilling

staid
piston

wads
therpby
Drill
line ii

includes 26

which 38

one

way or

control

force

to the

drum
bit

This

block

arrangement and
mity

close control speed

of

wright
uniter 20

through
ble

traveling

block

Yin
tackles

the

and

greater

pulley

or block or

and

and has
to

ad

section

of

drilling

operation

The which

apparatus operate

may be sap
the
in

30
the
drilling

dad

plemented
response close block prevent to

with
overspend

brake so

platlbnn
is

32
that

fixed point

on with
the

of
the

the

or
block to

response the

In brake 23

P10.2
33

sum

drum
34

provided
in

approach
to

of

to

crown

having -thanof

brake

for controlling

apply

braking

theapparatusand

rotation

damage

nianually-operaled
driller

DSkc handle 34 syste isperated
the

conventional
the

BRIEF

to

control

ate of
line

drum
the drilling

PIG
drilling

feeding

drill

27

apparatus

somewhat
rig

schematic
less

view

elevation construction

of
30 eared the

in

of
the tension
is

isma
pressure

more view
in

conventional

by
drill

27 The tendon
measured on
deadline to
drill

P10.2 from hand
for

elevation

of
the

rig

shown

PIG
of

hydraulic

angle

showing

sensor

35
line

30
bit

having wright and
indicator

brake which
pipe during of for controlling
drilling in drilling

of operation

Itwering
is

gauge of
at
35

to

be

described

below
associated so far

one

embodiment on of
she

The

rig

and

derrick

control the

system works

the

drum

draw

equipment ment and assembly
standards 40 dealing tary

deserited detailed an

information

on

its

Instruction

P10.4
sole or control handle

view
panel

elevation the

drilling con-

operation in

may be
various

location feeding

of out
the

brake

and
rotary

manuals used
is

drum view

drilling

and equipment
bolted site

in

zo
and

4flne P10.5
sole adjacent

rllbng
is

derrick

is

side elevation with control

of
cylinder to the

con-

equipment
part

normally of
the

by and

at thedrilling

thereto

with

connected

brake 45

The
block

aangexnent block

crown draw

block

traveling

handle

tackle

nrrangenerst

and

is

of

con
opem

PIG
of

Eisa view
panel for the schematic
in air

with

cover closed of nan-

ventional ates the

construction
drilling

works

which

control

drill

apparatus functions

is

P10.7
pressed
air

somewhat

view

the

rotary
is

rig

The

akey of the draw
the

equipment on works are that
operates the

apparatus

the to
tIre

box
cylinder

control-

control

center

from which
contains

driller

un
piston

flow of
operating
is

and

the

50

4Th draw
Stitches

works

cootmols the like-which

the

hrnkei.nvtfr

sprockets to

and

P10.8
trout
pressure solenoid double

control

circuit to

diagram
pressure signals operation

the

Seethe

power
works

be

applied the

to

selected

operations

The draw
line

circuit

responding

front

drum which
off
drill

transducer valve acting

and

controlling the the

of
air to the 55

hoistinopesations drIlling engines used in the internal

which
piston

conirols controlling

brake wiring the

works

may he of any
combustion are pumps

FIG
pressed the apparatus the cylinder

ascheinatic
circuit in

combined

and

corn-

suitable type engines

including electric

external

of

engines draw
the

slash

relation

to the

premure

transducn
60

pumps
fluid the

driven i.e

by and
the

works
drill

to

circulate

drilling

which
brake

mud
bit

suing
drill

out through

moves

the

drill

up

through and

drilling

mud

carries cuttisigs

away

WS

0001250

In Referring to the drawings in

normal
drilling drill

of rig
pipe

the feeds
drill

niannally
off the to
drill

numerals and and

of shown
control consists appn-

65

operated

drum
the

line to the
drill

and more
drill

particularly 10

lower

the

to cause rests

zig

and
In

associated

fortnation
is

on which

The

at

the

rates

therefor

flO

the

drill

rig

10

of

usually setat

someselected

for

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 9 of 14

46626og
the conditions encountered
at

the

bottom

of the of the

electric valve

solenoid
is

valve

The by
line

other

side

solenoid

bolt
drill

difference string and

between
desired
bit

weight weight
will

60

connected an

61

to valve overspeed valve or switch

be registers 63

RPM
therewith

on

the In

bit

issociaced

necessary constant to obtain the
bit is

to

keep

the

on

the Trip

sensor or switch solenoid electric
air

65
is

also controlled connected overspeed
to in

by
an electric 63

26
cir an

drill

and and

within

narrow The
value and to main-

range

rapid

valve

taming

at
virtually

66

dump

air

presure from
automatically hydraulic line

very narrow

acedfor the
to

the

air

push manually There are simply driller to do which keep him
brake maintain

too

many

tasks

The 36

apparatus

just

operates indications from and prumure

the closely

drum
to

in response of weight

to pressure indicator pressure sensed

and

bit

weight been

indicator
bit

35
to

the desired there has

constant

weight
for

Because
satisfactory

able

switch weight

53

responds

changes premure 46 to eonin

of

this

great

need

automatic

controller rapidly

which

an
to

control

bit

is

prumure sensor 35

from

indicator

to energize

solenoid hydraulic
fluid

weight This

uS
as

the

application.ot the
bit fluid

prumme
is

one
to

invention

shown

in

FIGS
drilling

provides
in

or
the
at

cylinder

37
solenoId to 46 cylinder brake
If

system of and rapid drum

automatic

which on

the

drops

the out the constant
drill

action

hydraulic 20 piston the

pressure

370

cause

Seeding

controls within

weight

38

to

mon
to be
tine

to release faster the

and allow
sensed

substantially

value

narrow
line

drill

line

bit

weight
the set double food

range from
the

This
bit

control

system works
sensor

hydraulic solenoid

36

increases 60

above actuate

range ottof
to

on

the

leading the
drillers

to

bit weight there of
is

In

gauge shown system brake

on

console or flow as

3$

to allow

thc.dnim

bake

to slow

schematic

view

diagram
matically

control the

Drum
the brake purposes double

scMas-

drllllngwiie the handle position Trip

furtheIwlll to

apply

love

It

more

positive firmly to

braking

without

although

sumS
includes therein

to be

present

for

The

system

or switch of

64 operates

in

response

to irreg

cylinder with connected of to

37

having

acting 39

piston

3$
30

ularitiesin operation the
libel

drum
63

26
is

vibration to

or

positiyely

to

or operating the handle

Overspend
rotation Either
air

swi

responsive

escestve
eircuit the air

drum
the to apply

brake drum
cator

of

of

as measured controllers
will

RPM mdl

.r

Movement
handle 34
braking

double accordingly

3$ causes

63

moved
to the

or

release

controlling
in

valve

dump
works
and

the

open the from

force

drum brake
acting operated of
if

the

draw

stop

the positive

rota-

Cylinder
..

37 and
this

3$

tion operated

the

drum At
system

same time drum
of the
is

brake 3315
to force oft shut

hydraulically

embodiment

though
hydraulic

It

an
40

he

operatS

pneumatically of hydraulic

The

stop

to bring This control
bit

drum toa complete
operable

therefore

conon

motor and
the
inlet

eke
44.40
drill

controlling thus controlling the

the braking
rate

.t

tric

pump

connectS
valve
line

by 43 on
extends

41 the to

to

42 of
line for

of

.jp
v-

three-way

drillerl

console

system

also provides

for

emergency

One way
nected

hydraulic valve

45 43

three-way

down
control

or
to

other

irregularities

in operation

control

or swttcb valve to adjustable pressure positioned 29 45 to shut

an

be

control

Solenoid to

control ports

and
oppostte

50

con-

respond to movement down the draw works
block too

of

traveling traveling

51
46

cylinder

19 approaches crown
Referring preferred
rigs

closely

This

henna

37
Solenoid able high-low control
is

CROWN.A-MATIC
controlled switch the 53

type to

of oetrol there
in

by as and

adjust-

now
utilizes

to

FIGS
electronic

premire
54

control

associated coil

embodiment an

control

system for drilling

power shown
low from

circuit

for energizing control valve

solenoid

sensor speed
Is

and

an

elect

of
switch

46

Adjustable pressure

high-SO
signal

tronic

control

panel

for greater

of

response

and

pressure the

is

controlled of the weight reasons position of

control console

no.4
base 6$

there

shown

drilling

and drum
the equip55

having
is

control

pressure

sensor

35
in

safety brnkini the event

the so

mormted
the

on

the base of brake

console pressure to

spring-loaded

to
safe

that

67

and

controls

application In
this

mart

will

power

failure

or other

brake control

of the
is

drilling

operational

difficulty solenoid valve to deliver to selected control
fluid

The
valve

energixation
will

or

support

system control 70 and has 38

on abase
39 of handle 34
loaded

the

portion

acting for operating 60

to brake handle braking
in

or compressed 37to move cylinder
direction additional releasing

pressure double brake or
in

end

piston

38

either applying

spring any

not

same Brake shown toward
the

34

is

spring

position

so

that

the

direction

failure

of 37

the
is

apparas
supplied

will

position air

54 37
are auurected control hydraulic to hydraulic line
line

55

Cylinder draullc pressure 65 for the

compressed 71

hy
fives system 74

WS

from
lending to one control to the

and

72

extending control

side valve

An
electric

outlet

control controller

box

The
in

electronic electronic

from back

premure

housed
front control

hydraulic side connecting

motor and

pump 40
has laid control presto

mounted

on

the

base 73

portion

6$ of

console cootrol

The
sure

other

circuit

67
box 74

pressure are easily

and

electronic

lines9

adjustable

premure

mounted

on

the

existing

eon-

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 10 of 14

466260E
sole 67

any

appreciable

modification

118

and

to

an to

inverter

circuit

119
switching to 121 connected

circuit

119

is

console
In the

connected there
is

one of

aide

of

on/off

circuit

120

FIG
box
at

shown box

detail

view

in elevation
is

of

another

side

and
is

exterioof

control

box
cover 76 features the 78 zero

rect-

from power
through switching switching

source 132

111 and

Oscillator

powered connected toon/off on/off

angular indicated tronic

having

thereon of the

as

123

to

lines

leading output

77 The
is

control are housed meter
light

cite-

circuits circuits

118 128

The
Is

front

control there

74

and 120

connected

to electrical

cover 76
awitch 81

zero signal

adjustment

connection

96 and
air

98 on

solenoid

assembly under
the control

97
of 50

79.A

red

SOandagreen
zero

or

hydraulic

are located switch
is

on
82

76
controlling

just

meter
of

78
to

10

cylinder 37 solenoid to
Inlet

and

piston

38

pans

out

on/off the

power

through connections described

outlet

connection on

49

system

at the switch

lower
at

hand
the

portion lower

of

$1

52 shown

cover hand tween

76
side of

83

is

right

cover

76 and

providei

for

be-

system as and much
15

mat
is

cylinder
is

of

electronic electronic detail

not

schemati shown To
circuits

automatic adjustable lever

manual 84 85
is

of
having

drilling

andesstand

the

control

An
Of

matcenter various

one

mus

refer

to

PIG

However
sets forth

the achetuatic the relationship

dis
be-

able operating

positioned
relationship

at

the of

lower

cover

76 The
features

operating

in gram shown tween she control

pranure
operating

transducer
piston electric

control 74 will the

understood
circuits

showing on the more fully

exterior thc
in

of of
20

solenoid

valve

cylinder supplIes received to

The

control

described

FIGS
controlis

premure transducer based on hydraulic
pressue Sensor

PIG
ler

sut
35

an

from
the

line

Mg36

shows

some of
pressure

the controller

of pressure

lendIng

weight and
the

73 The
cover

box 73

shown of
the 25

indicator

gauge
through as

The

electric

amplified

the

removed

and

shows

relationship

the electronic

major components end of
Inlet

An
for

inlet

connection to the

Slat
rig

upper system
consisting

weight
hydraulic 108

indicated 36 selected

by measured
the

prare
by pronnre
control

from
transducer
is

line

connection lUte/dryer 91

87

is

connected

to

unit

exceeds through

signal circuits the

pro

of

combination

89

regulator

and

lubricator

connected 89

hi

series drain

/on 92
fir

circuits

118

and

120

to

Air
ing

filter/dryer collected

remov-

30

portion upper

of solenoid
inlet

97
to

operate to supply

so

water

therein pressare rend

90
out

has

SI

and

knob gauge
to the valve valve

adjusting

on

pressure

applying weight

braking

move piston to drum LIkewise
selected value as

94 An
inlet

air

line

95

is

connected three-way

from

91
solenoid 35

below

measured
signal
is

opening
electric

96 on 98

pratt
processed nold valve operates

transducer ollYon

electric

connection at

terminals for

120

to

cause
inlet

sole-

91

are 100

indicated

99
valve
outlet is

97

to supply thus cause

Outlet through
let

from
valve

solenoid 101 to

connected

cyrmder
to release In the

compressed 38 piston

air to to

52

on

move

the

needle

connecfioa

Outto needle

action
is

from which
tee is

valveS
in turn in the to
is

connected
to outlet

FIG.8
diagram
there

shown

snore the

detailed

electronic

valve

connected

connecconuecfor

40

circuit

various
left

contrl

fine

tim

72

104

connection needle

from

outlet to

dons

lower
is

land corner of which repro 12

don 72
venting sure

connected

105

allow

FIG
seats the

thowa
supply

separate

circuit

the

control terminal

system box 73

The electric come in

connection

for pres-

power

power
schematic with the

106
45

terminals output

which which ofl
includes has

This power supply are connected to the
the resistor

and
In

and

R17

mc

there diagram valve to the association

electronic to for the

ZI
various the

ZI and
10

output 12

terminals output

connected

wiring solenoid valves Pressure
line

qonnection
the

for operating

and
operating

connections

front the

circuit

drum
the

brake so
in

At

upper

left

componeata hand corner of
terminals

the

drawing lOt
is

108
pressure

is

connected

in

FIG
from

are input
signal

124 and 125 which
transducer

36
output lift
is

Pressure

transducer con-

receive output through acid 55 valve

promsre complete and drank

108

produces 109

an

electric

through

nectron

to amplifier source has an iii output

127 which

connect

to sole-

source ing iii

power and

connected of

the
is

electronic

to 110V power l2V and lower for power Power source components lead 112 to toainplifier

The
circuit

amplifier unit

110
integrated suitable

consists circuit

of
unit
is

ICI The

Amplifier ampliflir 113

by electric connected
having

110

TLO8S
pius

although Resistors

one

side

oa

sumrnariorn 114

be used 14
13

RI

and Pin

R3
is

are

connected
to
is

to

an

adjustable

potentiometer

on

chip

connected

re

connected 113
side
is

thereto connected

The
switch

output

from summation
the zero

60
to

ceive nected 12

powet through
chip

PIn
to the output
line

14

con
Ri

through

meter

115

cue

resistor 13
is

from

the

manual

which manual

switches

system

on

IC
%$

connected

through

resistor

WS

00012S2

between Switch
adjustable output

automatic connected

controL

to amplifier 117 connected has

116 which

has

an 65

The
amplifier
plifler

amplifier section

ii

is

connected

to

second am-

The
adjustable output po-

113 through
includes
is

Second second
integrated

from

amplifier

116

an

section

tentiometer amplifier 116

connected
connected

The
on/off

from

chip

ICL

Resistor Pin

connected
Is

loan

switching

pin3

chip

connected

to

receive

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 11 of 14

4662608
10 power
able IC Pin through
resistor to

adjustnected

The
through
circuit

lending
rectifier

to

connection to carries

126

conS

potentiometer

which ground
113 through

Is

connected

ground
out the

power
stage

supply

The

output zero

from meter

sec115

The

ond

amplifier

connected

successive

amplification the
signal

of from
97 prumzre

signal

which

connected

to receive

etc
108

for processing

power
Pin of to switch operation third stage second stage

auning
air

solenoid to cylinder the

ampfier
between of switch

113

is

compressed braking

to either apply

toy
on
the

transducer apply

connected and

which The

switches other 116

force

or to release

drum

automatic to

$3

Is

connected
able
is

amplifier

through

adjust-

10 se installation

potentiometer

PEt
10

potentiometer and power Rib to pinS on
is

and

operatics

at

this

control

system but
isa-

between through
Pin

and
integrated

is

should will

be
set

apparent rorth of

rosa more

the foregoing
detail

desdripdon
hitler

connected
circuit

be

to

facilitate

connected

to

receive pin
1$

connected power Resistor pinS and 4on chip third stage amplifier The output from third stage arnplifiersummer

The

system
bit

is

used

with

conventional

drilling

weight to hydraulic

gauge paca5te
pressure

on
in

the prensure

responds sensor
line

connected
circuit

to

inveiter

119

which
is

leading

sensor

mounted

on

chip chips

Chip 1C2

SK369
function to
resistor

chip could P.24

although

the 20
is in

line

The

console

also

drum
operated controller

brake which

other

anne
connected

used
has pin

operated the

handle

norsiially

by
on

the

driller

Chip connected connected
source
is

of an automatic electronic 67. control

to receiveS thrpugh through to

power
resistor resistor

Output

14

is

The

74

is

the

to connected

pow
to pin

erscousole
beside
25

promure

control

mounted
cylinder

and

the

fluid-operated base
Free

37

Is

through
Pin
.14

capacitor
is

ground
resistors to

mounted meat which

on

39 of
a.positive

through diode
in

sad line leading

RU
to are

to brake ofthe sensor

toprovide by 35
transducer pressure 108 piston

and

rectifier

parallel

The
Is

movetoni
to

on/oft connected
in

P.26 parallel

and

tee iustalled attached are

and

In

with

D4
.Zi

to off/on 121

circuit

Ut
an
integrated through Resistor chip

30

electric

prcuure from
to the

trahsdncer

10
Cl to
1.3 12 10 series are
is

comprises

electronic

control

boa

as previotuly

dc
to 7$

10 receive

of power

lOts
and
to

connected

scribed

from aS
resistor

source

20
topic

Is

Drill maintain 35
is set lights

Is

adjusted

to

the

cesusected

to pin

RIP
power

connected

an

initially

selected

Zero knob

er
same
the

brake

to

10 P.21

and

pin

by

operation

The
on on

grounded

Resistor Resistor
in

connected

snd

81

signal responds

brake to the

ot
by
to

13 The
output

Rfl
parallel

and

rectifier resistor

in

The pronure
draulic

transducer signal

connected

with
circuit

P21
of
oscil

pressure indicator
in

from

integrated to point

10
120

weight As

gauge

and

so

responds

instantly

lator

connected

intrrnediale

12240
the

.2

D3
grated topin 10

and
circuit

D2
chip

On/off which
to

drilling

proceeds1

variations fonnatins
in

in

the

has

pin

connected

to

tion

and

hardnom
substantial

of

being weight

receive

power
is

from signal and

inverter

129

The
P.16 capacitor to receIv to to

produce
the

and

wilt

resistors

P.15

and

rate odrllling

erratic but only

These
with
relation

can be

power
power supply

connected
is

through connected
is

43

controlled to controlling Indicator

grens 04to the bit the

Otto
base P.30 tor the
is

Sot chip
Pin Pin

of
is

120

the

This

oontrol

system

acmomplishcs

transistor to receive

12

also.connected

automatically the P.29 to
bit

power

from
connected

12

source The
through

weight
is

increases

signal proces

trout

the

of

transistort2

50

promure
ates the to to cause

transducer on/off cylinder

amplified to

and

ed

acts

base

of

transistor to output valve

The
connection 121

of
leading to

solenoid the brake force appljed signal

connected of
solenoid

one

37w
the
bit is

side 127

97 The
rectifier

leading diode 118

to connection to

drum 26 When
the pressure the actuates 97 to

the amplified 118 to

ground
55 to re-

from and
valve farce

transducer on/oficircuit cylInder

and

processed solenoid the

Off/on
grated ceive nected through

circuit

or

power

switch pin

comprises connected Pin

actuate

circuit

ause
to the

37

to

decrease

bake
are are

power
to

from power
P.18 to

power
frosts

dis

con-

applied

drum
response

25
to

the control changes very
is

receive
resistors

10

power
is

source

electronic substantially 60 control

bit

weight and

and

lUS

connected pin front

instantaneous

and
the

positive

through
chip

capacitor

ground

The

output 3121

of

the control

drum

accomplished
with switch rig

to receive to the

auxiliary

are Iutennesbed so that overspeed the

power
the base

from of
transistor to

power

source

and

is

connEcted
its

main
trip

TI

Transistor
its

has connected

or
through 65

valve the

or

switch

can
the

shut

down
to the

connected
resistor

ground and
so the
is

emitter

dumping brake crown by
the

from

clutches

and
adjacent

of

transistor

12
power from
to connecof solenoid connected

Likewise
block traveling

trip switch

positioned against

of transistor

TI

connected

to receive
Is

can

protect

damaging
the
air

power 6cm

The
connection

collector to the

block
the

dumping brake
In

the of

other

clutches

applying

the event

power

WS

0001253

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 12 of 14

4662608
11
failure tails

12
components
the system
tively

or

other

failure

to maintain
in

selected
line

substantially

constant

brake

on
described emphasis be invention than as speciflally

tension

said

dad
drilling

V/bile completely

invention special

and
preferred the claim

An
said

automatic
in

control

system

according

to

on

two

which

embodimenIs scope of

should appended

man
for to

Is

operable said

to select

range of
is

may be
described

pressirra ated sure
said

below which movement

solenoid position applying

actu

practiced

otherwise

one

hende

one end of
is

and above
actuated for to

pres which
to

solenoid

movetnait
the

An
apparatus ing

automatic

drilling rig with

system

for
arid

drilling travel drain claim

another end

position applying said

pressure

opposite

having draw by
said

crown
including

block

of

works engine

an engine and up

An
said 1$

automatic
in

system according

to

powered
ling line during big

clutches drain

wound

on

said

and

fed

out

amplifier

means comprising an
electric

amplifier

drilling

through crown crown

by said crown
to

enginej block point die

line extendtraveling
line

nected ducer second

so receive

from

said

trans

and
said said

connected
block

fuced

amplifier

in

series

with

said

amplifier

to said fixed

point

being

the

linej

said

electronic

control

circuit with said

further

comprising
amplifier to said man-

block

and

traveling
drill

block to
raise

pulley

zero 20
first

meter insert
potentiometer amplifier

second
input

system same aeced
as
drill

for supporting drilling

pipe

or lower

the

adjusting

during
to

hydraulic
line

said

dead

to the

prenure measure the tension
drill

eon
therein

end

for setting in
series tot

zero muter
said

third amplifier second

seeded
to

on
adjacent to said

aid
to will

gauge
sure brake

controls line the

connected

to said

pres

third amplifier
select

for adjusting
at

the

output

thereof valve

by

hydraulic

and of on
out said

pressure

which

solenoid

rate tension

of an

beactuated
oscillator series

drilling said

line

to determine system having free

the

dead

an

inverter

connected

in

in

control

comprising double-acting

with

third switching

cylinder

said

means

comprising

lien

pston
handle crease

with

end

connected to

to

said

brake or

and connected

high/low
in

citcuits in series said osciflator

positively the braking

moving

increase

de

parallel

and
fluid

said invester switching circuits

mans

to

supply

pressurized solenoid
fluid

to

said

one

of said

three-way connection
fluid

Clectric to said

one means and
ends of said

fluid

side
circuit

said

being connected to one valve and other switeltg
to the other side high

supply

separate

connected whereby from

of aid
preesure

connections said piston

to opposite

solenoid

sqlected

to

woe

and

positively

operate

bake
line

signal

said tiubsdiscer to to

will energize said

cue

side to

hnndleand
connected premare transducer and responsive to pronure tension said control line circuit comprising amplifier to said hydraulic therein as

of
increase

solenoid braking

cyliader

said

dnu% and
other side to said to said system

measare

of

lower
said crease

pressure

signal will energize so

operate
control

de
so

an

electronic

braking
drilling

applied

means connected
said

to receive

an

electric

from
43 claim

An
said

automatic

according

Sin
electronic th

mans

for adjusting the

input

to said to will
select

mesas promure
so

or
at

mean
same and
between
to said
flint

adjusting

output

thereof

for energizing second switch

which
first pite

said switching said selected solenoid

actuated

mans
operable

second automatic

and second
sides

mans connected
valve
pressure signal

oppo
said

amplifiers operation

deactivate

of

solenoid

vaIn
system according
to

wherthy
transducer valve to

high
said

from

tAn
claim said

automatic

control

will energize

one

side to

of

said

solenoid

Sin which second
third are

cylinder

increase

summing

amplifi

forceto
signal will energize valve force to operate applied to said said

selected other

pranure of
said solenoid ss claim selected

at
An
said automatic drilling system

aadng
NPN
emitter base

to

to decrease

Sin which one
switching circuit transistor

drum
tension

to

maintain In

comprises

an

substantially

constant
drilling

tor

and

PNP

An
said

automatic

system according

to
60

said resistor

transistor

having
its

grounded

and of

claimlinwbich s4tching
pressure

collector

to tIm

mans
and
line

Is

to

predetermined
pressure in

high said

low

said

pNpt..aor PNP transistor
power and valve
circuit solenoid

having and

its

anitt-

conected
to

to

connected

one

side

An
claim

automatic

drilling control

system

according

to 6$

said

incising
to select actnates pressure said at

an

integrated

amplifier arid an

to

the

base

mans
circuit

which valve

said

of
said other
sistor

transistor switching

solenoid handle

whereby

NPN

tran

operation

of

said

PNP

WS

0001254

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 13 of 14

4662608
13
said

14
grounded

HFN
connecting
its

and
the base

and line

predetermined

low

pressure

in

resistor

collector

to

of

said

said

FNP PNP
and
its

Automaticdrillmg having collector valve
its

apparatusaccording

to

anther to the other

to side

claim said

in

which means
to receive comprising amplifier signal said

power of
an

connected and

Contruns

solenoid
circuit

an

electric

integrated

connected

to

the

base

ducer and
second amplifier
in circuit

of Automatic
drilling control apparatus for use

amplifier fudbcr second to said see-

said
ID

comprising

crown
including clutches an

block

aM

traveling

block by

tao
cud

meter

in

series

with

said

draw works
said

engine

drum

inst potentiometer amplifier
in

adjusting zero with
fist

engine

and contmlsa up
or ted out during
line

wound
by
through

meter
amplifier so said

on

said

and

rolled
drilling

third amplifier

said

engine
block the

potentiometer to to third amplifier select

crown
fixed said

black
line

and

connected block

thereof lo which
solenoid will

portion dead foreiing

said

crown

prre at
an
said

fixed traveling

line pulley

crown
system

block

be

actusted inverter in parallel in

and

for supduring to
drill

oscillator

porting drilling hydraulic

to

raise

or lower sensor

same
connected

third

amplifier means comprising
switching
In

pressure the

said pipe adja-

20

said

first

and

switching

lint

dead

line so

measure
bit

tension weight

therein as indicator

and and one
is

second

high/low
in

circuits

weighs on
cent to

die

gauge

parallel and

with

said

said-controls line rate tension adapted

connected

to

laid

pressure brake

sensor

said

inverter switching to

by

hydraulic the the

and of on
to

brake
out.of
said

handle
to

of

said

adapted
side said solenoid
circsllt

to be and to be

controlling determine

connected

one

dead

line comprising so connected

switchinj to the other

being said solenoid signal said increase

cylinder

he

positioned

aide

drilling console bk-acting said piston

and

doafree end connection
for

whereby
transducer 30 valve to operate to said will

high will energize
said

pressure

valve from
solenoid
bralcissg

with

to

one

side to

drum
the the to increase

brake

moving
lag of

or decrease

brak-

drum and
side said

drum
electric

lower promire of solenoid

three-way adjacent

solenoid
drilling

for connection

valve force 35

to operate applied

to decrease

to

the

console to for

and having
fluid fluid to

one
claim

to said
drilling

drum
apparatus

opening for fluid means and separate
to opposite ton ends of

connection openings

supply

13 Automatic
12
in elecarostic

control

according

to

connection said

which
includes the same1 nasass includes said

cylinder

move

and

positively

operate

said brake

for energizing

and

assembled

and
transducer to
in said line

second 40
amplifiers operation

meats beswcen
operable to

and the autosnadi

a-

piussure

deactivate

and
lit

pimaure

therein

ass measured

solenoid apparatus

weight
comprising to

14
be
transducer to receive

Autosnatic in

according

to

an

elccupnlc

which
and third amplifiers are

means
tric

adapted

an

dec
45

said

second

smnsnlng according
to

eta

means

for adjusting the output

to

said to

amplifier select

mems for
at

15 Automatic
claim said

control

apparatus

adjusting

thereof valve

apranne
to

which one
switching circuit

which
first

be

actuated

an

NPN

sransis

and second
to

switching
sides

means

adapted

be

non-

tar

and

P74
transistor

nected

opposite

said solenoid pressure signal

valve
said

so

said

NPN

having
its

and
to

whereby
transducer

rkrti
when

high

connecting

the

use
valve force to said

will

flIP
said cylsaid

transistor having to so
its its

one
inder

side

said solenoid

to operate

P74
cue

emitter

adapted valve
to

to to

be be

to increase pressure

drum and
the Ss operate said

connected connected

power

and

collector

selected other cylinder

signal valve to

side

sokaoid connected and an

and

an

integrated

circuit

the

to debrease maintain said

braking selected line control

applied
substantially

to said constant

of
said

said other

transistor

drum
tension

to

circuit

NPM

stan-

dead

sistor and apparatus according to said

fliP having
emitter to the base

10 Automatic
claim said high said pressure

drilling

NPN
connecting transistor

and

means and

is

responsive

to predetermined

P74
in

predetermined

low

pressure

71
to to the

connected
drilling

power

having and its
side

emitter collector

adapted adapted
solenoid

to to

be be

Automatic
claim said

control

apparatus

according

to

connected and

91n

which means
to comprises predetermined
transistor

switching

switch premitre

an

integrated

circuit

ssnplifler

connected

to

the

base

means

respcmsive

high

of

transistor

WS

0001255

Case 1:03-cv-02579-RPM

Document 141

Filed 01/11/2007

Page 14 of 14

4662608
15 16
drilling

16
circuit

An

electronic apparatus
for

for

an

automatic having

one

of

raid to

to

be

control block an

drilling

connected the other

one

side of

solenoid being to

crown
chiding clutches

traveling

block powered
line drilling

draw by wound by
said

switching to the

be

engine
controls fed

drum

engine on
said

connected

side of high pressure signal

and up

drilling

whereby
transducer valve force signal
tO

selected

from

said

drum
said

rolled

out

during

engine
block

will energize

one

side

of

said

solenoid braking

drilling

line

extending

through onnected

said so block

crown
fixed

to so said

said cylinder

to Increase

md said
the point ing pipe to portion being the

block from
said

dnms
said
said

selected

lower
said

p.ew
solenoid

crown crown

to

said

energize to operate to

tad

linei

said

block

aad

valve force

to decrease

traveldrill

forming raise or pressure the

pulley

sYstem

for supporting during to drilling

applied electronic

drum
circuit

lower
sensor

the

same

hy
to

An
16
first

to

claim

draulic

connected as
drill

said

dead on

measure
drill terMs

tension

therein

pipe

weight

the second

witch switch

for

the said

same and
second
the

weight

indicator to said

gauge

adjacent sensor

to said

ron
rate

mans between
to

connected brake
out of

pressure

by
the

aisplifiers

deactivate

automatic claim

line

having
laid

brake drilling
line

bperation

of on

feed said

to determine tranSducer to pressure

it
the lension
in

An

electronic

control

circuit according

to

which and
third arc

line

prensure to respond

connected therein to operate

in

said
lIvid

said operated brake cylinder

summing

amplill
to

piston solenoid to

connected valve

said 16

em
19 one
dectronic control
circuit

and
fluid

daisy

presserthe other said

bed

which
said

selectively

one

end or

switching

cylinder said
plifier tric

control to

circuit aunprising connected to receive

first

am

toe
said

and

PH

circuit

an

NPN
emitter

tnnshtor
tonnecting

be

an elec
said

having
its

grounded
to

and

resistor

collector

the

base of

said pressure pressure
in

transducer
line

to respond

so

said to operate said with
said

to

energize

said

PH PH
side

tranaisior

having

Its

emitter to

connected

to to

solenoid

brake
said amplifier an to said

second
zero
first

power one
of sai4 other 33 to said to
sistor

and of
said circuit

adapted valvej

be

amplifidr
in

in

and
to the

meter

series

second
input

integrated

connected

base tran and

for adjusting amplifier for setting
series

sec

NPN
switching
circuit

ond
third

said zero

meter second

an

NPN

and

fliP

trsnsistor having
Its

second

potentiometer foe at

for adjusting adjusting the said output

said

HEN tramia P1W
and
its

third amplifier select be pressure

thereof valve

resistor

to the

otaald

which

PH
said

actuated

having adapted solenoid amplifier to

connected be

to to

an

oscillator
series

and an

inverter

connected

in parallel

in4o cir

power
the

with second

third amplifier

side circuit

fat

and

higbAow

transistor

switching

an

integrated of said

connected

to

the

bane

cuits inter said

said oscil

MPH

and
43

as..

50

55

60

WS

0001256