GB2064673B - Porting faces of hydraulic pumps and motors - Google Patents

Porting faces of hydraulic pumps and motors

Info

Publication number
GB2064673B
GB2064673B GB8036840A GB8036840A GB2064673B GB 2064673 B GB2064673 B GB 2064673B GB 8036840 A GB8036840 A GB 8036840A GB 8036840 A GB8036840 A GB 8036840A GB 2064673 B GB2064673 B GB 2064673B
Authority
GB
United Kingdom
Prior art keywords
motors
hydraulic pumps
porting
faces
porting faces
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
Application number
GB8036840A
Other versions
GB2064673A (en
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.)
Ifield Engineering Pty Ltd
Original Assignee
Ifield Engineering Pty 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 Ifield Engineering Pty Ltd filed Critical Ifield Engineering Pty Ltd
Publication of GB2064673A publication Critical patent/GB2064673A/en
Application granted granted Critical
Publication of GB2064673B publication Critical patent/GB2064673B/en
Expired 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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/122—Details or component parts, e.g. valves, sealings or lubrication means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F04B1/2014—Details or component parts
    • F04B1/2021—Details or component parts characterised by the contact area between cylinder barrel and valve plate

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydraulic Motors (AREA)
  • Reciprocating Pumps (AREA)
GB8036840A 1979-11-21 1980-11-17 Porting faces of hydraulic pumps and motors Expired GB2064673B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU64082/80A AU536164B2 (en) 1979-11-21 1979-11-21 Hydraulic pump or motor
AUPE142779 1979-11-21

Publications (2)

Publication Number Publication Date
GB2064673A GB2064673A (en) 1981-06-17
GB2064673B true GB2064673B (en) 1983-07-20

Family

ID=25634205

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8036840A Expired GB2064673B (en) 1979-11-21 1980-11-17 Porting faces of hydraulic pumps and motors

Country Status (6)

Country Link
JP (1) JPS5696180A (en)
AU (1) AU536164B2 (en)
CA (1) CA1155004A (en)
DE (1) DE3043436A1 (en)
FR (1) FR2470265B1 (en)
GB (1) GB2064673B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123093B (en) * 1982-06-03 1985-10-23 Ifield Eng Pty Hydraulic pumps
JPS60141487U (en) * 1984-02-29 1985-09-19 株式会社島津製作所 piston pump or motor
JPS60141486U (en) * 1984-02-29 1985-09-19 株式会社島津製作所 piston pump or motor
US4532855A (en) * 1984-04-04 1985-08-06 Stirling Thermal Motors, Inc. Two-part drive shaft for thermal engine
JPS6257779U (en) * 1985-09-30 1987-04-10
JPS6360080U (en) * 1986-10-03 1988-04-21
DE3721698A1 (en) * 1987-07-01 1989-01-19 Hauhinco Maschf RADIAL PISTON PUMP FOR CONVEYING WATER
US5143384A (en) * 1989-04-14 1992-09-01 Eg&G Sealol, Inc. Bi-directional, non-contact face seal
GB2231105B (en) * 1989-04-24 1993-04-14 Sealol Drained face seal
DE4126640B4 (en) * 1991-08-12 2005-06-16 Robert Bosch Gmbh Pump arrangement with a prefeed pump and a radial piston pump
JP4540750B1 (en) * 2010-06-01 2010-09-08 株式会社小坂研究所 Oil motor cooling mechanism for submerged pump drive
JP5063823B1 (en) * 2012-04-13 2012-10-31 株式会社小松製作所 Oblique shaft type axial piston pump / motor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3249061A (en) * 1963-07-01 1966-05-03 Sundstrand Corp Pump or motor device
US3304885A (en) * 1965-04-30 1967-02-21 Int Harvester Co Piston pump lubrication structure
GB1266155A (en) * 1968-07-05 1972-03-08
US3633463A (en) * 1968-12-25 1972-01-11 Komatsu Mfg Co Ltd Plunger pump or motor
DE2241204A1 (en) * 1971-08-30 1973-03-08 Advanced Prod Pty MULTI-CYLINDER HYDRAULIC MACHINE

Also Published As

Publication number Publication date
FR2470265A1 (en) 1981-05-29
CA1155004A (en) 1983-10-11
FR2470265B1 (en) 1987-03-20
JPH0134305B2 (en) 1989-07-18
DE3043436A1 (en) 1981-06-04
GB2064673A (en) 1981-06-17
AU536164B2 (en) 1984-04-19
JPS5696180A (en) 1981-08-04
AU6408280A (en) 1981-05-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee