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EP3225847A4 - Variable capacity vane pump - Google Patents

Variable capacity vane pump Download PDF

Info

Publication number
EP3225847A4
EP3225847A4 EP15863924.5A EP15863924A EP3225847A4 EP 3225847 A4 EP3225847 A4 EP 3225847A4 EP 15863924 A EP15863924 A EP 15863924A EP 3225847 A4 EP3225847 A4 EP 3225847A4
Authority
EP
European Patent Office
Prior art keywords
vane pump
variable capacity
capacity vane
variable
pump
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Withdrawn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
EP15863924.5A
Other languages
German (de)
French (fr)
Other versions
EP3225847A1 (en
Inventor
Ryouichi Nagasaka
Shiro Suo
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.)
KYB Corp
Original Assignee
KYB Corp
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 KYB Corp filed Critical KYB Corp
Publication of EP3225847A1 publication Critical patent/EP3225847A1/en
Publication of EP3225847A4 publication Critical patent/EP3225847A4/en
Withdrawn legal-status Critical Current

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
    • F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
    • F04C14/22—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members
    • F04C14/223—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members using a movable cam
    • 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
    • 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
    • F04C2/30—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/34—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
    • F04C2/344—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • 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
    • F04C2/30—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/34—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
    • F04C2/344—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F04C2/3441—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
    • F04C2/3442—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
    • 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
    • F04C2210/00—Fluid
    • F04C2210/20—Fluid liquid, i.e. incompressible
    • F04C2210/206—Oil

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)
EP15863924.5A 2014-11-26 2015-11-24 Variable capacity vane pump Withdrawn EP3225847A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014239200A JP6375212B2 (en) 2014-11-26 2014-11-26 Variable displacement vane pump
PCT/JP2015/082937 WO2016084804A1 (en) 2014-11-26 2015-11-24 Variable capacity vane pump

Publications (2)

Publication Number Publication Date
EP3225847A1 EP3225847A1 (en) 2017-10-04
EP3225847A4 true EP3225847A4 (en) 2018-07-18

Family

ID=56074359

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15863924.5A Withdrawn EP3225847A4 (en) 2014-11-26 2015-11-24 Variable capacity vane pump

Country Status (5)

Country Link
US (1) US20170321696A1 (en)
EP (1) EP3225847A4 (en)
JP (1) JP6375212B2 (en)
CN (1) CN107002672A (en)
WO (1) WO2016084804A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016163302A1 (en) * 2015-04-09 2016-10-13 日立オートモティブシステムズ株式会社 Varible capacity oil pump
JP7042099B2 (en) 2018-02-06 2022-03-25 日立Astemo株式会社 Pump device
WO2020234765A1 (en) 2019-05-20 2020-11-26 Stackpole International Engineered Products, Ltd. Spool valve used in a variable vane pump
EP3976967B1 (en) * 2019-05-29 2023-04-12 Pierburg Pump Technology GmbH Variable displacement lubricant pump
DE112020007530T5 (en) * 2020-08-21 2023-09-07 Pierburg Pump Technology Gmbh Variable displacement lubrication pump

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013141129A1 (en) * 2012-03-21 2013-09-26 カヤバ工業株式会社 Variable-capacity vane pump

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007087704A1 (en) * 2006-01-31 2007-08-09 Magna Powertrain Inc. Variable displacement variable pressure vane pump system
JP5216397B2 (en) * 2008-04-15 2013-06-19 カヤバ工業株式会社 Variable displacement vane pump
JP5116546B2 (en) * 2008-04-23 2013-01-09 カヤバ工業株式会社 Variable displacement vane pump
JP2010255552A (en) * 2009-04-27 2010-11-11 Kayaba Ind Co Ltd Variable displacement vane pump
JP2010255551A (en) * 2009-04-27 2010-11-11 Kayaba Ind Co Ltd Variable displacement vane pump
JP5897946B2 (en) * 2012-03-22 2016-04-06 日立オートモティブシステムズステアリング株式会社 Variable displacement pump
CN103573618B (en) * 2013-10-26 2016-01-13 奇瑞汽车股份有限公司 A kind of car variable-displacement power steering pump

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013141129A1 (en) * 2012-03-21 2013-09-26 カヤバ工業株式会社 Variable-capacity vane pump
US20150044083A1 (en) * 2012-03-21 2015-02-12 Kayaba Industry Co., Ltd. Variable capacity type vane pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016084804A1 *

Also Published As

Publication number Publication date
WO2016084804A1 (en) 2016-06-02
CN107002672A (en) 2017-08-01
JP2016098802A (en) 2016-05-30
JP6375212B2 (en) 2018-08-15
US20170321696A1 (en) 2017-11-09
EP3225847A1 (en) 2017-10-04

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20170516

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20180618

RIC1 Information provided on ipc code assigned before grant

Ipc: F04C 2/344 20060101ALI20180612BHEP

Ipc: F04C 14/22 20060101AFI20180612BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20181220