DE3671071D1 - PUMPS WITH VARIABLE FLOW RATE. - Google Patents

PUMPS WITH VARIABLE FLOW RATE.

Info

Publication number
DE3671071D1
DE3671071D1 DE8686305463T DE3671071T DE3671071D1 DE 3671071 D1 DE3671071 D1 DE 3671071D1 DE 8686305463 T DE8686305463 T DE 8686305463T DE 3671071 T DE3671071 T DE 3671071T DE 3671071 D1 DE3671071 D1 DE 3671071D1
Authority
DE
Germany
Prior art keywords
pumps
flow rate
variable flow
variable
rate
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
DE8686305463T
Other languages
German (de)
Inventor
Ian Trevor Bristow
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.)
Hobourn Automotive Ltd
Original Assignee
HOBOURN ENGINEERING 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 HOBOURN ENGINEERING Ltd filed Critical HOBOURN ENGINEERING Ltd
Application granted granted Critical
Publication of DE3671071D1 publication Critical patent/DE3671071D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • F04C14/226—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 by pivoting the cam around an eccentric axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Rotary Pumps (AREA)
DE8686305463T 1985-07-23 1986-07-16 PUMPS WITH VARIABLE FLOW RATE. Expired - Fee Related DE3671071D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858518558A GB8518558D0 (en) 1985-07-23 1985-07-23 Variable delivery pumps

Publications (1)

Publication Number Publication Date
DE3671071D1 true DE3671071D1 (en) 1990-06-13

Family

ID=10582707

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686305463T Expired - Fee Related DE3671071D1 (en) 1985-07-23 1986-07-16 PUMPS WITH VARIABLE FLOW RATE.

Country Status (5)

Country Link
EP (1) EP0210786B1 (en)
JP (1) JP2678439B2 (en)
KR (1) KR950008015B1 (en)
DE (1) DE3671071D1 (en)
GB (1) GB8518558D0 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02277578A (en) * 1989-04-19 1990-11-14 Toray Eng Co Ltd Method for dip-coating hollow base body
US6375435B2 (en) 1999-02-17 2002-04-23 Coltec Industries Inc Static cam seal for variable displacement vane pump
WO2001046591A1 (en) * 1999-12-22 2001-06-28 Coltec Industries Inc. Variable displacement vane pump
US7108493B2 (en) 2002-03-27 2006-09-19 Argo-Tech Corporation Variable displacement pump having rotating cam ring
KR20030080605A (en) * 2002-04-09 2003-10-17 김순진 A Housing Structure of Gear Pump
GB2406140A (en) * 2003-09-22 2005-03-23 Dana Automotive Ltd Roller vane pump whose displacement depends on outlet pressure
GB0322122D0 (en) * 2003-09-22 2003-10-22 Dana Automotive Ltd Pumping system
DE102004002076B4 (en) * 2004-01-15 2010-02-04 Zf Lenksysteme Gmbh Vane pump
US9181803B2 (en) 2004-12-22 2015-11-10 Magna Powertrain Inc. Vane pump with multiple control chambers
DE202005021925U1 (en) * 2004-12-22 2011-08-11 Magna Powertrain Inc. Vane pump
US9109597B2 (en) 2013-01-15 2015-08-18 Stackpole International Engineered Products Ltd Variable displacement pump with multiple pressure chambers where a circumferential extent of a first portion of a first chamber is greater than a second portion
CN104033329B (en) * 2013-03-06 2017-04-19 宁波高新协力机电液有限公司 Radial-roller high-speed variable-displacement oil motor
DE202014106121U1 (en) * 2014-12-17 2015-01-15 Schwäbische Hüttenwerke Automotive GmbH Rotary pump with compact positioning structure for adjusting the delivery volume

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656869A (en) * 1970-04-02 1972-04-18 Ford Motor Co Variable displacement hydraulic pump
FR2195271A1 (en) * 1972-08-04 1974-03-01 Peugeot & Renault
JPS5163004A (en) * 1974-11-30 1976-06-01 Kubota Ltd
JPS58107884A (en) * 1981-12-22 1983-06-27 Toyoda Mach Works Ltd Solenoid-control type variable displacement vane pump
JPS5958185A (en) * 1982-09-28 1984-04-03 Nachi Fujikoshi Corp Variable delivery pump
JPS5963387A (en) * 1982-10-01 1984-04-11 Toyoda Mach Works Ltd Variable capacity type pump
DE3247885C2 (en) * 1982-12-23 1986-12-18 Mannesmann Rexroth GmbH, 8770 Lohr Vane or radial piston pump
JPS6090577U (en) * 1983-11-28 1985-06-21 豊田工機株式会社 Variable displacement vane pump
GB8417148D0 (en) * 1984-07-05 1984-08-08 Hobourn Eaton Ltd Variable capacity roller-and vane-type pumps

Also Published As

Publication number Publication date
KR950008015B1 (en) 1995-07-24
GB8518558D0 (en) 1985-08-29
EP0210786B1 (en) 1990-05-09
JPS6316183A (en) 1988-01-23
JP2678439B2 (en) 1997-11-17
KR870001408A (en) 1987-03-13
EP0210786A1 (en) 1987-02-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HOBOURN GROUP LTD., NUNEATON, WARWICKSHIRE, GB

8327 Change in the person/name/address of the patent owner

Owner name: HOBOURN AUTOMOTIVE LTD., NUNEATON, WARWICKSHIRE, G

8339 Ceased/non-payment of the annual fee