ZA7695B - Compensated work port fluid valves - Google Patents

Compensated work port fluid valves

Info

Publication number: ZA7695B
Authority: ZA; South Africa
Prior art keywords: fluid valves; work port; port fluid; compensated work; compensated
Prior art date: 1975-01-13

Application number

ZA00760095A

Inventor

J Petro

R Hodgson

Original Assignee

Commercial Shearing

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.)

1975-01-13

Filing date

1976-01-07

Publication date

1976-12-29

1976-01-07 Application filed by Commercial Shearing filed Critical Commercial Shearing

1976-12-29 Publication of ZA7695B publication Critical patent/ZA7695B/en

Classifications

- 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
- F15B13/0401—Valve members; Fluid interconnections therefor
- F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
- F15B13/0403—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves a secondary valve member sliding within the main spool, e.g. for regeneration flow
- 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
- F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
- F15B13/0418—Load sensing elements sliding within a hollow main valve spool

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Multiple-Way Valves (AREA)
Fluid-Pressure Circuits (AREA)
Servomotors (AREA)

ZA00760095A 1975-01-13 1976-01-07 Compensated work port fluid valves ZA7695B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US54040275A	1975-01-13	1975-01-13

Publications (1)

Publication Number	Publication Date
ZA7695B true ZA7695B (en)	1976-12-29

Family

ID=24155303

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA00760095A ZA7695B (en)	1975-01-13	1976-01-07	Compensated work port fluid valves

Country Status (7)

Country	Link
BR (1)	BR7600135A (en)
CA (1)	CA1030040A (en)
DE (1)	DE2600776A1 (en)
FR (1)	FR2297370A1 (en)
GB (1)	GB1503842A (en)
IT (1)	IT1052919B (en)
ZA (1)	ZA7695B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4187877A (en) *	1975-01-13	1980-02-12	Commercial Shearing Inc.	Compensated work port fluid valves
ZA7696B (en) *	1975-02-06	1976-12-29	Commercial Shearing	Compensated work port fluid valves and work port compensators
US4117862A (en) *	1977-02-07	1978-10-03	Tomco, Inc.	Pressure compensated control valve
DE3341641A1 (en) *	1983-11-17	1985-05-30	Mannesmann Rexroth GmbH, 8770 Lohr	DIRECTION VALVE WITH BRAKE PISTON
US4738279A (en) *	1985-12-17	1988-04-19	Linde Aktiengesellschaft	Multiway valves with load feedback
DE19651967A1 (en) *	1996-12-13	1998-06-18	Mannesmann Rexroth Ag	Directional control valve for load-independent control of a hydraulic consumer with regard to direction and speed
CN104964069B (en) *	2015-07-08	2017-06-27	实用动力(中国)工业有限公司	Pneumatic hydraulic 3 position-5 way valve
DE102023136193A1 (en) *	2023-12-21	2025-06-26	Festo Se & Co. Kg	directional control valve

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2888943A (en) *	1957-09-25	1959-06-02	American Brake Shoe Co	Control valve having constant volume output features
GB971821A (en) *	1961-03-28	1964-10-07	Hamworthy Engineering	Improvements in or relating to hydraulic control valves
US3136328A (en) *	1961-11-17	1964-06-09	Webster Electric Co Inc	Spool type control valve with constant flow valve in spool
US3415265A (en) *	1966-03-03	1968-12-10	Parker Hannifin Corp	Directional control valve with priority flow divider
DE1273943B (en) *	1966-06-18	1968-07-25	Westinghouse Bremsen Apparate	Hydraulic valve device
US3602104A (en) *	1969-07-08	1971-08-31	Eaton Yale & Towne	Pressure-compensated flow control
US3565110A (en) *	1969-08-04	1971-02-23	Commercial Shearing	Control valves
US3707988A (en) *	1971-09-24	1973-01-02	Commercial Shearing	Control valves
US3910311A (en) *	1974-08-26	1975-10-07	Koehring Co	Pressure compensated control valve

1975
- 1975-12-29 CA CA242,679A patent/CA1030040A/en not_active Expired
1976
- 1976-01-07 ZA ZA00760095A patent/ZA7695B/en unknown
- 1976-01-10 DE DE19762600776 patent/DE2600776A1/en not_active Ceased
- 1976-01-12 FR FR7600640A patent/FR2297370A1/en active Granted
- 1976-01-12 BR BR7600135A patent/BR7600135A/en unknown
- 1976-01-12 IT IT47590/76A patent/IT1052919B/en active
- 1976-01-13 GB GB1266/76A patent/GB1503842A/en not_active Expired

Also Published As

Publication number	Publication date
DE2600776A1 (en)	1976-07-15
IT1052919B (en)	1981-08-31
GB1503842A (en)	1978-03-15
CA1030040A (en)	1978-04-25
FR2297370B1 (en)	1980-04-30
FR2297370A1 (en)	1976-08-06
AU1020376A (en)	1977-07-21
BR7600135A (en)	1976-08-31

Publication	Publication Date	Title
JPS51115325A (en)	1976-10-09	Fluid control valve
JPS51132375A (en)	1976-11-17	Fluid servoomotor
GB1549078A (en)	1979-08-01	Fluid control valve
JPS5217162A (en)	1977-02-08	Valve for hydraulic courling
JPS5234428A (en)	1977-03-16	Fluid valve
ZA7696B (en)	1976-12-29	Compensated work port fluid valves and work port compensators
ZA7695B (en)	1976-12-29	Compensated work port fluid valves
GB1542088A (en)	1979-03-14	Poppet valves
AU500694B2 (en)	1979-05-31	Fluid mixing valve
GB1548987A (en)	1979-07-18	Fluid pressure valves
JPS5232129A (en)	1977-03-11	Fluid controlling valve
GB1542701A (en)	1979-03-21	Fluid regulator valves
GB1519908A (en)	1978-08-02	Hydraulic multi-way valve
AU492221B2 (en)	1977-07-21	Compensated work port fluid valves
GB1553267A (en)	1979-09-26	Three-way fluid valve
JPS5211428A (en)	1977-01-28	Fluid valve
JPS51150074A (en)	1976-12-23	Fluid actuating valve unit
JPS51113225A (en)	1976-10-06	Fluid contoroled check valves
GB1522802A (en)	1978-08-31	Fluid control valve
GB1523688A (en)	1978-09-06	Fluid control valve
JPS51122830A (en)	1976-10-27	Fluid resisting valve construction
ZA76934B (en)	1977-01-26	Improved fluid mixing valve
AU490262B2 (en)	1977-08-11	Compensated work port fluid valves and work port compensators
AU2000976A (en)	1978-06-01	Fluid delivery valve
GB1556076A (en)	1979-11-21	Fluid deflection valve