DE602007012206D1 - Device for controlling the oil pump pressure - Google Patents

Device for controlling the oil pump pressure

Info

Publication number
DE602007012206D1
DE602007012206D1 DE602007012206T DE602007012206T DE602007012206D1 DE 602007012206 D1 DE602007012206 D1 DE 602007012206D1 DE 602007012206 T DE602007012206 T DE 602007012206T DE 602007012206 T DE602007012206 T DE 602007012206T DE 602007012206 D1 DE602007012206 D1 DE 602007012206D1
Authority
DE
Germany
Prior art keywords
controlling
oil pump
pump pressure
pressure
oil
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.)
Active
Application number
DE602007012206T
Other languages
German (de)
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 DE602007012206D1 publication Critical patent/DE602007012206D1/en
Active 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
DE602007012206T 2007-02-20 2007-12-10 Device for controlling the oil pump pressure Active DE602007012206D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007039135A JP4521005B2 (en) 2007-02-20 2007-02-20 Pressure control device in oil pump

Publications (1)

Publication Number Publication Date
DE602007012206D1 true DE602007012206D1 (en) 2011-03-10

Family

ID=39446211

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007012206T Active DE602007012206D1 (en) 2007-02-20 2007-12-10 Device for controlling the oil pump pressure

Country Status (6)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101639063B (en) * 2009-08-21 2011-01-26 深圳益宝实业有限公司 Gear type oil pump
JP5278775B2 (en) * 2010-12-06 2013-09-04 アイシン精機株式会社 Oil supply device
JP5950583B2 (en) * 2011-03-27 2016-07-13 株式会社山田製作所 Pump device
JP5392797B2 (en) * 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 Variable oil pump
JP5938901B2 (en) * 2011-12-28 2016-06-22 株式会社ジェイテクト Motor control device and electric pump unit
CN102900665A (en) * 2012-10-16 2013-01-30 李庆中 Inside engaged gear pump or gear motor device with multilayer structure
JP6083708B2 (en) * 2013-09-20 2017-02-22 アイシン精機株式会社 Electric oil pump
DE102014222396A1 (en) 2014-11-03 2016-05-04 Continental Automotive Gmbh displacement
US10392977B2 (en) * 2016-02-11 2019-08-27 Slw Automotive Inc. Automotive lubricant pumping system with two piece relief valve
CN106640576B (en) * 2016-12-09 2019-01-15 柳州职业技术学院 A kind of unload-type independent variable radial plunger pump
CN108223357B (en) * 2017-11-24 2019-11-08 河南航天液压气动技术有限公司 A kind of internal drainage type gear pump
CN109827059A (en) * 2019-01-23 2019-05-31 浙江零跑科技有限公司 A kind of cycloid gear pump of two-way fuel feeding

Family Cites Families (11)

* 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 (en) * 1982-04-19 1983-10-22 Jidosha Kiki Co Ltd Oil pump
US4502845A (en) * 1983-03-24 1985-03-05 General Motors Corporation Multistage gear pump and control valve arrangement
US4658583A (en) * 1984-06-11 1987-04-21 Trw Inc. Double staged, internal rotary pump with flow control
DE19622688A1 (en) * 1996-06-05 1997-12-11 Bayerische Motoren Werke Ag Internal combustion engine with separate hydraulic circuits supplied with lubricating oil
CA2219062C (en) * 1996-12-04 2001-12-25 Siegfried A. Eisenmann Infinitely variable ring gear pump
JPH11280667A (en) * 1998-03-27 1999-10-15 Aisin Seiki Co Ltd Oil pump device
JPH11280666A (en) * 1998-03-27 1999-10-15 Denso Corp Fuel pump
EP1008754B1 (en) * 1998-12-11 2004-03-10 Dana Automotive Limited Positive displacement pump systems
JP2002070756A (en) 2000-08-28 2002-03-08 Toyota Motor Corp Variable displacement oil pump
JP4366645B2 (en) * 2003-11-06 2009-11-18 アイシン精機株式会社 Engine oil supply device

Also Published As

Publication number Publication date
CN101251108B (en) 2011-09-14
EP1961961B1 (en) 2011-01-26
US20080253904A1 (en) 2008-10-16
ES2358286T3 (en) 2011-05-09
JP2008202488A (en) 2008-09-04
JP4521005B2 (en) 2010-08-11
CN101251108A (en) 2008-08-27
EP1961961A2 (en) 2008-08-27
EP1961961A3 (en) 2009-12-16

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