JPS54534B2 - - Google Patents

Info

Publication number
JPS54534B2
JPS54534B2 JP9296072A JP9296072A JPS54534B2 JP S54534 B2 JPS54534 B2 JP S54534B2 JP 9296072 A JP9296072 A JP 9296072A JP 9296072 A JP9296072 A JP 9296072A JP S54534 B2 JPS54534 B2 JP S54534B2
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
JP9296072A
Other languages
Japanese (ja)
Other versions
JPS4840027A (enrdf_load_stackoverflow
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 JPS4840027A publication Critical patent/JPS4840027A/ja
Publication of JPS54534B2 publication Critical patent/JPS54534B2/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
    • F15B13/02—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
    • 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
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87177—With bypass
    • 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
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87177—With bypass
    • Y10T137/87185—Controlled by supply or exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
JP9296072A 1971-09-24 1972-09-18 Expired JPS54534B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18353571A 1971-09-24 1971-09-24

Publications (2)

Publication Number Publication Date
JPS4840027A JPS4840027A (enrdf_load_stackoverflow) 1973-06-12
JPS54534B2 true JPS54534B2 (enrdf_load_stackoverflow) 1979-01-11

Family

ID=22673216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9296072A Expired JPS54534B2 (enrdf_load_stackoverflow) 1971-09-24 1972-09-18

Country Status (9)

Country Link
US (1) US3707988A (enrdf_load_stackoverflow)
JP (1) JPS54534B2 (enrdf_load_stackoverflow)
AU (1) AU463933B2 (enrdf_load_stackoverflow)
BR (1) BR7205811D0 (enrdf_load_stackoverflow)
CA (1) CA945867A (enrdf_load_stackoverflow)
DE (1) DE2228040A1 (enrdf_load_stackoverflow)
FR (1) FR2153230B1 (enrdf_load_stackoverflow)
GB (1) GB1382508A (enrdf_load_stackoverflow)
IT (1) IT958453B (enrdf_load_stackoverflow)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5330630Y2 (enrdf_load_stackoverflow) * 1974-01-17 1978-07-31
CA1030040A (en) * 1975-01-13 1978-04-25 Commercial Shearing Compensated work port fluid valves
US4187877A (en) * 1975-01-13 1980-02-12 Commercial Shearing Inc. Compensated work port fluid valves
ZA771041B (en) * 1976-05-06 1977-12-28 Commercial Shearing Control valves
US4109561A (en) * 1976-11-26 1978-08-29 Caterpillar Tractor Co. Control valve arrangement with a preconditioned relief valve and a flow force compensated valve spool
JPS5940465B2 (ja) * 1977-11-28 1984-10-01 茂徳 工藤 ゴルフ練習器
US4343152A (en) * 1980-05-16 1982-08-10 Caterpillar Tractor Co. Load sensing porting arrangement
WO1981003362A1 (en) * 1980-05-16 1981-11-26 Habiger C Load sensing porting arrangement
US4646786A (en) * 1985-10-17 1987-03-03 Pneumo Corporation Fluid control valves with angled metering ports
US4779419A (en) * 1985-11-12 1988-10-25 Caterpillar Inc. Adjustable flow limiting pressure compensated flow control
DE69015118T2 (de) * 1989-03-24 1995-05-04 Hitachi Construction Machinery Co., Ltd., Tokio/Tokyo Ventilanordnung und hydraulisches antriebssystem.
US5146747A (en) * 1989-08-16 1992-09-15 Hitachi Construction Machinery Co., Ltd. Valve apparatus and hydraulic circuit system
JP2557000B2 (ja) * 1990-05-15 1996-11-27 株式会社小松製作所 操作弁装置
JPH0768962B2 (ja) * 1990-06-22 1995-07-26 株式会社ゼクセル ロードセンシング機能付き方向切換弁
KR100531898B1 (ko) * 2003-03-11 2005-11-29 엘지전자 주식회사 압축 코일 스프링 및 이를 구비한 왕복동식 압축기
FR2857704B1 (fr) * 2003-07-16 2007-12-28 Bosch Rexroth Dsi Sas Distributeur hydraulique a fentes de couple
CN100348352C (zh) * 2006-01-25 2007-11-14 杨秀勇 一种液压控制阀的平面滑合付结构的加工方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3160174A (en) * 1961-03-28 1964-12-08 Parker Hannifin Corp Remote power shift circuits for spool valves and the like
US3482600A (en) * 1968-03-04 1969-12-09 Commercial Shearing Hollow slide valves
US3602243A (en) * 1969-07-07 1971-08-31 Eaton Yale & Towne Pressure compensated multifunction control valve

Also Published As

Publication number Publication date
JPS4840027A (enrdf_load_stackoverflow) 1973-06-12
US3707988A (en) 1973-01-02
CA945867A (en) 1974-04-23
DE2228040A1 (de) 1973-03-29
GB1382508A (en) 1975-02-05
FR2153230B1 (enrdf_load_stackoverflow) 1976-08-06
BR7205811D0 (pt) 1973-08-30
AU463933B2 (en) 1975-08-07
IT958453B (it) 1973-10-20
FR2153230A1 (enrdf_load_stackoverflow) 1973-05-04
AU4356872A (en) 1974-01-03

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