EP1961961A3 - Dispositif de contrôle de la pression dans une pompe à huile - Google Patents

Dispositif de contrôle de la pression dans une pompe à huile Download PDF

Info

Publication number
EP1961961A3
EP1961961A3 EP07122748A EP07122748A EP1961961A3 EP 1961961 A3 EP1961961 A3 EP 1961961A3 EP 07122748 A EP07122748 A EP 07122748A EP 07122748 A EP07122748 A EP 07122748A EP 1961961 A3 EP1961961 A3 EP 1961961A3
Authority
EP
European Patent Office
Prior art keywords
passage
discharge passage
pressure control
open
discharge
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.)
Granted
Application number
EP07122748A
Other languages
German (de)
English (en)
Other versions
EP1961961B1 (fr
EP1961961A2 (fr
Inventor
Keiichi Kai
Kenichi Fujiki
Yasunori Ono
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.)
Yamada Manufacturing Co Ltd
Original Assignee
Yamada Manufacturing Co Ltd
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 Yamada Manufacturing Co Ltd filed Critical Yamada Manufacturing Co Ltd
Publication of EP1961961A2 publication Critical patent/EP1961961A2/fr
Publication of EP1961961A3 publication Critical patent/EP1961961A3/fr
Application granted granted Critical
Publication of EP1961961B1 publication Critical patent/EP1961961B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/06—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for stopping, starting, idling or no-load operation
    • F04C14/065—Capacity control using a multiplicity of units or pumping capacities, e.g. multiple chambers, individually switchable or controllable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
EP07122748A 2007-02-20 2007-12-10 Dispositif de contrôle de la pression dans une pompe à huile Expired - Fee Related EP1961961B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007039135A JP4521005B2 (ja) 2007-02-20 2007-02-20 オイルポンプにおける圧力制御装置

Publications (3)

Publication Number Publication Date
EP1961961A2 EP1961961A2 (fr) 2008-08-27
EP1961961A3 true EP1961961A3 (fr) 2009-12-16
EP1961961B1 EP1961961B1 (fr) 2011-01-26

Family

ID=39446211

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07122748A Expired - Fee Related EP1961961B1 (fr) 2007-02-20 2007-12-10 Dispositif de contrôle de la pression dans une pompe à huile

Country Status (6)

Country Link
US (1) US20080253904A1 (fr)
EP (1) EP1961961B1 (fr)
JP (1) JP4521005B2 (fr)
CN (1) CN101251108B (fr)
DE (1) DE602007012206D1 (fr)
ES (1) ES2358286T3 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101639063B (zh) * 2009-08-21 2011-01-26 深圳益宝实业有限公司 齿轮式油泵
JP5278775B2 (ja) * 2010-12-06 2013-09-04 アイシン精機株式会社 油供給装置
JP5950583B2 (ja) * 2011-03-27 2016-07-13 株式会社山田製作所 ポンプ装置
JP5392797B2 (ja) * 2011-12-02 2014-01-22 ミュンフワ アイエヌディー． カンパニー，リミテッド 可変オイルポンプ
JP5938901B2 (ja) * 2011-12-28 2016-06-22 株式会社ジェイテクト モータ制御装置および電動ポンプユニット
CN102900665A (zh) * 2012-10-16 2013-01-30 李庆中 一种多层结构的内啮合齿轮泵或齿轮马达装置
JP6083708B2 (ja) * 2013-09-20 2017-02-22 アイシン精機株式会社 電動オイルポンプ
DE102014222396A1 (de) * 2014-11-03 2016-05-04 Continental Automotive Gmbh Verdrängerpumpe
US10392977B2 (en) * 2016-02-11 2019-08-27 Slw Automotive Inc. Automotive lubricant pumping system with two piece relief valve
CN106640576B (zh) * 2016-12-09 2019-01-15 柳州职业技术学院 一种卸载式自变量径向柱塞泵
CN108223357B (zh) * 2017-11-24 2019-11-08 河南航天液压气动技术有限公司 一种内泄式齿轮泵
CN109827059A (zh) * 2019-01-23 2019-05-31 浙江零跑科技有限公司 一种双向供油的摆线齿轮泵

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4502845A (en) * 1983-03-24 1985-03-05 General Motors Corporation Multistage gear pump and control valve arrangement
EP0811765A2 (fr) * 1996-06-05 1997-12-10 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Moteur à combustion interne avec pompe à engrenages internes à deux étages
EP1529958A2 (fr) * 2003-11-06 2005-05-11 Aisin Seiki Kabushiki Kaisha Système de distribution d'huile pour un moteur à explosion

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4412789A (en) * 1980-10-31 1983-11-01 Jidosha Kiki Co., Ltd. Oil pump unit
JPS58180790A (ja) * 1982-04-19 1983-10-22 Jidosha Kiki Co Ltd オイルポンプ
US4658583A (en) * 1984-06-11 1987-04-21 Trw Inc. Double staged, internal rotary pump with flow control
CA2219062C (fr) * 1996-12-04 2001-12-25 Siegfried A. Eisenmann Pompe a engrenages a couronne infiniment variable
JPH11280667A (ja) * 1998-03-27 1999-10-15 Aisin Seiki Co Ltd オイルポンプ装置
JPH11280666A (ja) * 1998-03-27 1999-10-15 Denso Corp 燃料ポンプ
EP1008754B1 (fr) * 1998-12-11 2004-03-10 Dana Automotive Limited Systèmes de pompe à déplacement positif
JP2002070756A (ja) 2000-08-28 2002-03-08 Toyota Motor Corp 可変容量型オイルポンプ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4502845A (en) * 1983-03-24 1985-03-05 General Motors Corporation Multistage gear pump and control valve arrangement
EP0811765A2 (fr) * 1996-06-05 1997-12-10 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Moteur à combustion interne avec pompe à engrenages internes à deux étages
EP1529958A2 (fr) * 2003-11-06 2005-05-11 Aisin Seiki Kabushiki Kaisha Système de distribution d'huile pour un moteur à explosion
JP2005140022A (ja) * 2003-11-06 2005-06-02 Aisin Seiki Co Ltd エンジンの油供給装置

Also Published As

Publication number Publication date
ES2358286T3 (es) 2011-05-09
CN101251108B (zh) 2011-09-14
EP1961961B1 (fr) 2011-01-26
US20080253904A1 (en) 2008-10-16
CN101251108A (zh) 2008-08-27
JP4521005B2 (ja) 2010-08-11
JP2008202488A (ja) 2008-09-04
DE602007012206D1 (de) 2011-03-10
EP1961961A2 (fr) 2008-08-27

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