CA1026643A - Flow responsive poppet relief valve - Google Patents

Flow responsive poppet relief valve

Info

Publication number
CA1026643A
CA1026643A CA239,462A CA239462A CA1026643A CA 1026643 A CA1026643 A CA 1026643A CA 239462 A CA239462 A CA 239462A CA 1026643 A CA1026643 A CA 1026643A
Authority
CA
Canada
Prior art keywords
relief valve
flow responsive
poppet relief
responsive poppet
flow
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.)
Expired
Application number
CA239,462A
Other languages
English (en)
French (fr)
Inventor
Gerald D. Hall
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Application granted granted Critical
Publication of CA1026643A publication Critical patent/CA1026643A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • F16K17/105—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve using choking or throttling means to control the fluid operation of the main valve
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7738—Pop 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7764—Choked or throttled pressure type
    • Y10T137/7766—Choked passage through main valve head

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Lift Valve (AREA)
  • Fluid-Driven Valves (AREA)
  • Servomotors (AREA)
CA239,462A 1975-03-17 1975-11-12 Flow responsive poppet relief valve Expired CA1026643A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/558,751 US3987814A (en) 1975-03-17 1975-03-17 Flow responsive poppet relief valve

Publications (1)

Publication Number Publication Date
CA1026643A true CA1026643A (en) 1978-02-21

Family

ID=24230840

Family Applications (1)

Application Number Title Priority Date Filing Date
CA239,462A Expired CA1026643A (en) 1975-03-17 1975-11-12 Flow responsive poppet relief valve

Country Status (8)

Country Link
US (1) US3987814A (de)
JP (1) JPS6044541B2 (de)
BE (1) BE838821A (de)
BR (1) BR7508775A (de)
CA (1) CA1026643A (de)
DE (1) DE2611336A1 (de)
FR (1) FR2304842A1 (de)
GB (1) GB1486354A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135541A (en) * 1977-07-15 1979-01-23 Caterpillar Tractor Co. Pressure relief and load check valve assembly
JPS57165856U (de) * 1981-04-14 1982-10-19
US4718330A (en) * 1982-01-18 1988-01-12 Eltra Corporation Hydraulic cylinder
DE3330481A1 (de) * 1983-08-24 1985-03-14 Alfred Teves Gmbh, 6000 Frankfurt Unterdruckbremskraftverstaerker
GB2152635A (en) * 1984-01-05 1985-08-07 Dobson Park Ind Valve devices
JP2649817B2 (ja) * 1988-02-29 1997-09-03 株式会社小松製作所 流量制御弁
US5533548A (en) * 1995-05-18 1996-07-09 Caterpillar Inc. Valving interface for a poppet valve
US5639062A (en) * 1995-07-25 1997-06-17 Outboard Marine Corporation Modified heel valve construction
US6276125B1 (en) 1998-12-17 2001-08-21 Alliedsignal, Inc. Pressure balanced poppet valve
ATE399950T1 (de) * 2002-11-12 2008-07-15 Cavagna Group Spa Federbelastetes druckentlastungsventil
EP1426664B1 (de) * 2002-11-12 2008-07-02 Cavagna Group S.p.A. Federbelastetes Druckentlastungsventil
KR20080015653A (ko) * 2006-08-16 2008-02-20 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 압력제어밸브
JP6438301B2 (ja) * 2011-09-13 2018-12-12 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 酸素濃縮器の供給ラインの過圧保護
DE102012213112A1 (de) * 2012-07-26 2014-01-30 Zf Friedrichshafen Ag Ventilvorrichtung mit einer Strömungseinrichtung
CN104806787A (zh) * 2014-01-27 2015-07-29 卡特彼勒公司 阀组件以及包括该阀组件的液压系统和作业机器
WO2017043681A1 (ko) * 2015-09-11 2017-03-16 볼보 컨스트럭션 이큅먼트 에이비 파일럿 체크 밸브 및 이를 구비하는 건설중장비
DE102016111937A1 (de) * 2016-06-29 2018-01-04 Kendrion (Villingen) Gmbh Ventil zum Verschließen und Öffnen eines Leitungssystems
CN112212014B (zh) * 2020-09-18 2022-08-19 中国航发沈阳发动机研究所 一种自适应调节航空发动机通风方式的活门设计方法
CN112797188B (zh) * 2021-01-29 2024-05-24 涌镇液压机械（上海）有限公司 比例换向阀的阀芯结构

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US535878A (en) * 1895-03-19 Watering-trough
US103062A (en) * 1870-05-17 Improvement in safety-valves
US2032613A (en) * 1932-04-11 1936-03-03 Marvin H Grove Gas reducing valve and method
US2622613A (en) * 1947-06-02 1952-12-23 Andale Co Pressure control valve
US2882922A (en) * 1954-01-14 1959-04-21 Bendix Aviat Corp Pressure fluid system relief valve
US2980132A (en) * 1957-11-25 1961-04-18 Borg Warner Safety relief valve
US3018792A (en) * 1959-02-16 1962-01-30 Delavan Mfg Company Dual orifice valve
DE1803018A1 (de) * 1968-10-14 1970-04-23 Linde Ag Druckbegrenzungsventil
ZA715169B (en) * 1970-08-04 1972-04-26 Ahi Operations Ltd Improvements in or relating to vacuum relief valves

Also Published As

Publication number Publication date
FR2304842A1 (fr) 1976-10-15
JPS6044541B2 (ja) 1985-10-04
DE2611336A1 (de) 1976-10-07
FR2304842B1 (de) 1983-02-11
GB1486354A (en) 1977-09-21
US3987814A (en) 1976-10-26
JPS51110725A (de) 1976-09-30
BE838821A (nl) 1976-08-23
BR7508775A (pt) 1976-09-21
DE2611336C2 (de) 1989-10-12

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