AU5208473A - Creation of Inventions and Patents with Artificial Intelligence

AU5208473A – Hydraulic control system
– Google Patents

AU5208473A – Hydraulic control system
– Google Patents
Hydraulic control system

Info

Publication number
AU5208473A

AU5208473A
AU52084/73A
AU5208473A
AU5208473A
AU 5208473 A
AU5208473 A
AU 5208473A
AU 52084/73 A
AU52084/73 A
AU 52084/73A
AU 5208473 A
AU5208473 A
AU 5208473A
AU 5208473 A
AU5208473 A
AU 5208473A
Authority
AU
Australia
Prior art keywords
control system
hydraulic control
hydraulic
control
Prior art date
1972-04-03
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Application number
AU52084/73A
Other versions

AU471656B2
(en

Inventor
James Otto Byers, Jr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Lockheed Corp

Original Assignee
Sanders Associates Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
1972-04-03
Filing date
1973-02-12
Publication date
1974-08-15

1973-02-12
Application filed by Sanders Associates Inc
filed
Critical
Sanders Associates Inc

1974-08-15
Publication of AU5208473A
publication
Critical
patent/AU5208473A/en

1976-04-29
Application granted
granted
Critical

1976-04-29
Publication of AU471656B2
publication
Critical
patent/AU471656B2/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

Classifications

E—FIXED CONSTRUCTIONS

E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING

E02F—DREDGING; SOIL-SHIFTING

E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 – E02F7/00

E02F9/20—Drives; Control devices

E02F9/22—Hydraulic or pneumatic drives

E02F9/2221—Control of flow rate; Load sensing arrangements

E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves

E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves including an electronic controller

E—FIXED CONSTRUCTIONS

E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING

E02F—DREDGING; SOIL-SHIFTING

E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 – E02F7/00

E02F9/20—Drives; Control devices

E02F9/22—Hydraulic or pneumatic drives

E02F9/2278—Hydraulic circuits

E02F9/2282—Systems using center bypass type changeover valves

E—FIXED CONSTRUCTIONS

E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING

E02F—DREDGING; SOIL-SHIFTING

E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 – E02F7/00

E02F9/20—Drives; Control devices

E02F9/22—Hydraulic or pneumatic drives

E02F9/2278—Hydraulic circuits

E02F9/2285—Pilot-operated systems

F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL

F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR

F15B13/00—Details of servomotor systems ; Valves for servomotor systems

F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors

F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor

F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing

F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL

F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR

F15B13/00—Details of servomotor systems ; Valves for servomotor systems

F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors

F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor

F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure

F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves

Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC

Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

Y10T137/00—Fluid handling

Y10T137/8593—Systems

Y10T137/86493—Multi-way valve unit

Y10T137/86574—Supply and exhaust

Y10T137/86582—Pilot-actuated

Y10T137/8659—Variable orifice-type modulator

Y10T137/86598—Opposed orifices; interposed modulator

Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC

Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

Y10T137/00—Fluid handling

Y10T137/8593—Systems

Y10T137/86493—Multi-way valve unit

Y10T137/86574—Supply and exhaust

Y10T137/8667—Reciprocating valve

Y10T137/86694—Piston valve

Y10T137/8671—With annular passage [e.g., spool]

AU52084/73A
1972-04-03
1973-02-12
Hydraulic control system

Expired

AU471656B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

US24062872A

1972-04-03
1972-04-03

USUS240,628

1972-04-03

Publications (2)

Publication Number
Publication Date

AU5208473A
true

AU5208473A
(en)

1974-08-15

AU471656B2

AU471656B2
(en)

1976-04-29

Family
ID=22907287
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU52084/73A
Expired

AU471656B2
(en)

1972-04-03
1973-02-12
Hydraulic control system

Country Status (8)

Country
Link

US
(1)

US3742980A
(en)

JP
(1)

JPS5341316B2
(en)

AU
(1)

AU471656B2
(en)

CH
(1)

CH571166A5
(en)

DE
(1)

DE2307785A1
(en)

FR
(1)

FR2178857B1
(en)

GB
(1)

GB1406174A
(en)

SE
(1)

SE392325B
(en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US3893484A
(en)

1973-07-27
1975-07-08
Sanders Associates Inc
Cylinder and piston valve

GB1484005A
(en)

1974-08-16
1977-08-24
Lucas Industries Ltd
Land vehicle wheel suspension arrangement

DE2514624C3
(en)

1975-04-03
1986-10-23
Danfoss A/S, Nordborg

Control device for at least one hydraulically operated double-acting consumer

US4126293A
(en)

1976-07-16
1978-11-21
Control Concepts, Inc.
Feathering valve assembly

DE3122436A1
(en)

1981-06-05
1983-01-05
Mannesmann Rexroth GmbH, 8770 Lohr
Proportional valve

GB2141262A
(en)

1983-06-08
1984-12-12
Dowty Hydraulic Units Ltd
Servo valve

EP0150308A3
(en)

1984-01-30
1986-10-01
Trw Inc.
Apparatus for controlling fluid flow

US4591129A
(en)

1985-05-02
1986-05-27
Deere & Company
Valve seal breakaway device

DE19838445A1
(en)

1997-08-26
1999-04-08
Luk Getriebe Systeme Gmbh
Hydrodynamic torque converter

FR2818331B1
(en)

2000-12-19
2003-03-14
Snecma Moteurs

SERVO VALVE WITH POSITION MEMORY

JP4276491B2
(en)

2003-08-04
2009-06-10
日立建機株式会社

Directional valve block

DE102006040234A1
(en)

2006-08-28
2008-03-06
Robert Bosch Gmbh

LS control arrangement

US8444400B2
(en)

2009-02-13
2013-05-21
Caterpillar Inc.
Hydraulic cylinder having piston-mounted bypass valve

CN103352889B
(en)

2013-07-08
2015-07-01
太原理工大学
Method for buffering hydraulic system shock of crawler loader

GB201313804D0
(en)

2013-08-01
2013-09-18
Moog Controls Ltd
Improvements in hydraulic servovalves

FR3083271B1
(en)

2018-06-27
2020-09-04
Safran Landing Systems

CONTROL PROCEDURE FOR A THREE-POSITION DRAWER DISPENSER

US11592072B2
(en)

2020-06-05
2023-02-28
The Boeing Company
Dynamic load damping apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US3339584A
(en)

1964-06-25
1967-09-05
Borg Warner
Directional control valve

1972

1972-04-03
US
US00240628A
patent/US3742980A/en
not_active
Expired – Lifetime

1973

1973-01-30
FR
FR7303206A
patent/FR2178857B1/fr
not_active
Expired

1973-02-12
AU
AU52084/73A
patent/AU471656B2/en
not_active
Expired

1973-02-16
DE
DE19732307785
patent/DE2307785A1/en
not_active
Withdrawn

1973-03-16
GB
GB1282973A
patent/GB1406174A/en
not_active
Expired

1973-03-28
CH
CH450073A
patent/CH571166A5/xx
not_active
IP Right Cessation

1973-04-02
SE
SE7304615A
patent/SE392325B/en
unknown

1973-04-03
JP
JP3748473A
patent/JPS5341316B2/ja
not_active
Expired

Also Published As

Publication number
Publication date

JPS5341316B2
(en)

1978-11-01

DE2307785A1
(en)

1973-10-18

CH571166A5
(en)

1975-12-31

JPS497674A
(en)

1974-01-23

FR2178857B1
(en)

1976-09-10

US3742980A
(en)

1973-07-03

GB1406174A
(en)

1975-09-17

FR2178857A1
(en)

1973-11-16

SE392325B
(en)

1977-03-21

AU471656B2
(en)

1976-04-29

Contact information