CN101666388B - 限压阀 - Google Patents

限压阀 Download PDF

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Publication number
CN101666388B
CN101666388B CN2009101716499A CN200910171649A CN101666388B CN 101666388 B CN101666388 B CN 101666388B CN 2009101716499 A CN2009101716499 A CN 2009101716499A CN 200910171649 A CN200910171649 A CN 200910171649A CN 101666388 B CN101666388 B CN 101666388B
Authority
CN
China
Prior art keywords
valve
piston
guide bush
valve piston
guide surface
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 - Fee Related
Application number
CN2009101716499A
Other languages
English (en)
Chinese (zh)
Other versions
CN101666388A (zh
Inventor
马丁·路透
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.)
Marco Systemanalyse und Entwicklung GmbH
Original Assignee
Marco Systemanalyse und Entwicklung GmbH
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 Marco Systemanalyse und Entwicklung GmbH filed Critical Marco Systemanalyse und Entwicklung GmbH
Publication of CN101666388A publication Critical patent/CN101666388A/zh
Application granted granted Critical
Publication of CN101666388B publication Critical patent/CN101666388B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F16K17/08—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 special arrangements for providing a large discharge passage
    • F16K17/082—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 special arrangements for providing a large discharge passage with piston

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
CN2009101716499A 2008-09-02 2009-09-01 限压阀 Expired - Fee Related CN101666388B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008045419.2 2008-09-02
DE102008045419A DE102008045419A1 (de) 2008-09-02 2008-09-02 Druckbegrenzungsventil

Publications (2)

Publication Number Publication Date
CN101666388A CN101666388A (zh) 2010-03-10
CN101666388B true CN101666388B (zh) 2011-05-04

Family

ID=41606129

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009101716499A Expired - Fee Related CN101666388B (zh) 2008-09-02 2009-09-01 限压阀

Country Status (5)

Country Link
CN (1) CN101666388B (de)
DE (1) DE102008045419A1 (de)
PL (1) PL212440B1 (de)
RU (1) RU2415324C1 (de)
UA (1) UA97514C2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ306635B6 (cs) * 2012-07-24 2017-04-12 Hennlich Idustrietechnik, Spol. S R. O. Pojistný ventil pro ochranu hydraulických jednotek
DE102015208780A1 (de) * 2015-05-12 2016-11-17 Robert Bosch Gmbh Druckbegrenzungsventil
CZ306746B6 (cs) * 2016-04-07 2017-06-07 Hennlich S.R.O. Pojistný ventil pro ochranu hydraulických jednotek

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0241952A1 (de) * 1983-02-22 1987-10-21 Nupro Company Druckentlastungsventil
US4790347A (en) * 1986-11-06 1988-12-13 Gewerkschaft Eisenhutte Westfalia Gmbh Pressure-relief valve devices
CN2222273Y (zh) * 1993-10-14 1996-03-13 王建国 无负压式液压安全阀
CN2500877Y (zh) * 2001-08-20 2002-07-17 营口市恒星自动化仪表厂 自力式减压阀
CN1432752A (zh) * 2002-01-11 2003-07-30 沃尔沃建造设备控股（瑞典）有限公司 导向提升式压力控制阀
DE202006009403U1 (de) * 2006-06-14 2006-08-17 Marco Systemanalyse Und Entwicklung Gmbh Druckbegrenzungsventil

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757563C (de) * 1939-12-28 1953-05-26 Schiff Und Maschb A G Deutsche Sicherheitsventil
DE10155629A1 (de) * 2001-11-13 2003-05-22 Bosch Rexroth Ag Sitzventil
DE10260662A1 (de) * 2002-12-23 2004-07-01 Bosch Rexroth Ag Direktgesteuertes Druckbegrenzungsventil

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0241952A1 (de) * 1983-02-22 1987-10-21 Nupro Company Druckentlastungsventil
US4790347A (en) * 1986-11-06 1988-12-13 Gewerkschaft Eisenhutte Westfalia Gmbh Pressure-relief valve devices
CN2222273Y (zh) * 1993-10-14 1996-03-13 王建国 无负压式液压安全阀
CN2500877Y (zh) * 2001-08-20 2002-07-17 营口市恒星自动化仪表厂 自力式减压阀
CN1432752A (zh) * 2002-01-11 2003-07-30 沃尔沃建造设备控股（瑞典）有限公司 导向提升式压力控制阀
DE202006009403U1 (de) * 2006-06-14 2006-08-17 Marco Systemanalyse Und Entwicklung Gmbh Druckbegrenzungsventil

Also Published As

Publication number Publication date
UA97514C2 (ru) 2012-02-27
DE102008045419A1 (de) 2010-03-04
CN101666388A (zh) 2010-03-10
PL212440B1 (pl) 2012-10-31
PL388943A1 (pl) 2010-03-15
RU2415324C1 (ru) 2011-03-27

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110504

Termination date: 20200901

CF01 Termination of patent right due to non-payment of annual fee