JPS5750987B2 - - Google Patents

Info

Publication number
JPS5750987B2
JPS5750987B2 JP49021573A JP2157374A JPS5750987B2 JP S5750987 B2 JPS5750987 B2 JP S5750987B2 JP 49021573 A JP49021573 A JP 49021573A JP 2157374 A JP2157374 A JP 2157374A JP S5750987 B2 JPS5750987 B2 JP S5750987B2
Authority
JP
Japan
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
JP49021573A
Other versions
JPS501275A (ja
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.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS501275A publication Critical patent/JPS501275A/ja
Publication of JPS5750987B2 publication Critical patent/JPS5750987B2/ja
Expired legal-status Critical Current

Links

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
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2544—Supply and exhaust type

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Mechanically-Actuated Valves (AREA)
JP49021573A 1973-04-30 1974-02-25 Expired JPS5750987B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00355473A US3857404A (en) 1973-04-30 1973-04-30 Hydraulically operated lock valve assembly

Publications (2)

Publication Number Publication Date
JPS501275A JPS501275A (ja) 1975-01-08
JPS5750987B2 true JPS5750987B2 (ja) 1982-10-29

Family

ID=23397543

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49021573A Expired JPS5750987B2 (ja) 1973-04-30 1974-02-25

Country Status (6)

Country Link
US (1) US3857404A (ja)
JP (1) JPS5750987B2 (ja)
BE (1) BE814439A (ja)
BR (1) BR7401841D0 (ja)
CA (1) CA1001925A (ja)
GB (1) GB1399446A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0310622Y2 (ja) * 1985-04-30 1991-03-15

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3943968A (en) * 1975-01-06 1976-03-16 Parker-Hannifin Corporation Combination lock and relief valve for hydraulic systems
US4012031A (en) * 1975-03-25 1977-03-15 Affiliated Hospital Products, Inc. Lock valve flow control arrangement
US4103699A (en) * 1976-07-16 1978-08-01 Avon Enterprises, Inc. Fluid cylinder mounted lock out valve device
US4114516A (en) * 1976-10-15 1978-09-19 Caterpillar Tractor Co. Anti-cavitation and pressure modulating relief valve for controlling hydraulic cylinders
US4344287A (en) * 1979-08-23 1982-08-17 Caterpillar Tractor Co. Volume compensation for hydraulic circuits
JPS56501058A (ja) * 1979-08-30 1981-07-30
US4286432A (en) * 1979-08-30 1981-09-01 Caterpillar Tractor Co. Lock valve with variable length piston and hydraulic system for a work implement using the same
EP0050656B1 (en) * 1980-05-01 1985-06-26 The Boeing Company Integral hydraulic blocking and relief valve
US4461449A (en) * 1980-05-01 1984-07-24 The Boeing Company Integral hydraulic blocking and relief valve
US4667570A (en) * 1984-12-21 1987-05-26 The Boeing Company Integral hydraulic blocking and relief valve
JPH0471801U (ja) * 1990-10-26 1992-06-25
US6098647A (en) * 1996-02-28 2000-08-08 Beringer-Hydraulik Ag Load-holding brake valve
JP3778634B2 (ja) * 1996-11-22 2006-05-24 Ｓｍｃ株式会社 パイロットチェック弁付スピードコントローラ
DE19829232C1 (de) * 1998-06-30 2000-05-18 Weber Hydraulik Gmbh Vorspann-Rückschlagventil
US6116868A (en) * 1999-03-01 2000-09-12 Lu; Chung-Tai Multi-faceted valve head for hydraulic pump
KR100430398B1 (ko) * 2000-12-26 2004-05-04 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 건설기계용 낙하방지장치
ITGE20020064A1 (it) * 2002-07-16 2004-01-16 Ultraflex Spa Pompa oleodinamica per sistemi di guida per imbarcazioni
JP4618179B2 (ja) * 2006-03-28 2011-01-26 トヨタ自動車株式会社 流量調整弁およびベルト式無段変速機
CN114294280B (zh) * 2021-12-26 2024-04-09 浙江海宏液压科技股份有限公司 工作阀片及多路阀

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2506008A (en) * 1947-01-17 1950-05-02 Bruno F Arps Hydraulic control valve
US2720755A (en) * 1952-09-04 1955-10-18 Vickers Inc Power transmission
US2691964A (en) * 1953-02-27 1954-10-19 Ford Motor Co Dual action hydraulic control valve
US2959190A (en) * 1957-02-25 1960-11-08 Bendix Corp Control valve having operating position hold
US3145734A (en) * 1961-10-06 1964-08-25 Borg Warner Pressure compensated flow control valve
US3198088A (en) * 1963-08-13 1965-08-03 Caterpillar Tractor Co Fluid motor control system
GB1050181A (ja) * 1964-03-23 1900-01-01
DE1929482A1 (de) * 1968-06-12 1970-01-02 Mcconnel F W Ltd Sperrventilanordnung fuer hydraulische Steueranlagen
US3587399A (en) * 1969-05-02 1971-06-28 Deere & Co Control valve means for a two-way hydraulic cylinder
US3648968A (en) * 1969-08-07 1972-03-14 Hamilton Co Fluid flow control mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0310622Y2 (ja) * 1985-04-30 1991-03-15

Also Published As

Publication number Publication date
CA1001925A (en) 1976-12-21
BE814439A (fr) 1974-10-30
US3857404A (en) 1974-12-31
GB1399446A (en) 1975-07-02
JPS501275A (ja) 1975-01-08
BR7401841D0 (pt) 1974-10-29

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