DE2228040A1 - Steuerventil - Google Patents

Steuerventil

Info

Publication number
DE2228040A1
DE2228040A1 DE2228040A DE2228040A DE2228040A1 DE 2228040 A1 DE2228040 A1 DE 2228040A1 DE 2228040 A DE2228040 A DE 2228040A DE 2228040 A DE2228040 A DE 2228040A DE 2228040 A1 DE2228040 A1 DE 2228040A1
Authority
DE
Germany
Prior art keywords
pressure
control valve
valve
outlet
spool
Prior art date
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.)
Withdrawn
Application number
DE2228040A
Other languages
German (de)
English (en)
Inventor
Robert F Hodgson
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.)
Commercial Shearing Inc
Original Assignee
Commercial Shearing 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.)
Filing date
Publication date
Application filed by Commercial Shearing Inc filed Critical Commercial Shearing Inc
Publication of DE2228040A1 publication Critical patent/DE2228040A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401Valve members; Fluid interconnections therefor
    • F15B13/0402Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F15B13/0403Valve 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0416Fluid 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
    • F15B13/0417Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8593Systems
    • Y10T137/87169Supply and exhaust
    • Y10T137/87177With bypass
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8593Systems
    • Y10T137/87169Supply and exhaust
    • Y10T137/87177With bypass
    • Y10T137/87185Controlled 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)
DE2228040A 1971-09-24 1972-06-09 Steuerventil Withdrawn DE2228040A1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE2228040A1 true DE2228040A1 (de) 1973-03-29

Family

ID=22673216

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2228040A Withdrawn DE2228040A1 (de) 1971-09-24 1972-06-09 Steuerventil

Country Status (9)

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

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5330630Y2 (ja) * 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
WO1990011464A1 (en) * 1989-03-24 1990-10-04 Hitachi Construction Machinery Co., Ltd. Valve device and hydraulic driving apparatus
EP0438606A4 (en) * 1989-08-16 1993-07-28 Hitachi Construction Machinery Co., Ltd. Valve device and hydraulic circuit device
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
GB1382508A (en) 1975-02-05
FR2153230B1 (ja) 1976-08-06
US3707988A (en) 1973-01-02
CA945867A (en) 1974-04-23
AU463933B2 (en) 1975-08-07
AU4356872A (en) 1974-01-03
BR7205811D0 (pt) 1973-08-30
JPS54534B2 (ja) 1979-01-11
FR2153230A1 (ja) 1973-05-04
JPS4840027A (ja) 1973-06-12
IT958453B (it) 1973-10-20

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Legal Events

Date Code Title Description
8130 Withdrawal