DE69529865D1 - Hydraulische Kolbenmaschine - Google Patents

Hydraulische Kolbenmaschine

Info

Publication number
DE69529865D1
DE69529865D1 DE69529865T DE69529865T DE69529865D1 DE 69529865 D1 DE69529865 D1 DE 69529865D1 DE 69529865 T DE69529865 T DE 69529865T DE 69529865 T DE69529865 T DE 69529865T DE 69529865 D1 DE69529865 D1 DE 69529865D1
Authority
DE
Germany
Prior art keywords
hydraulic piston
kidney
contact surface
pressure
control plate
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 - Lifetime
Application number
DE69529865T
Other languages
English (en)
Inventor
Lars Martensen
Ove Thorbol Hansen
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.)
Danfoss AS
Original Assignee
Danfoss AS
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 Danfoss AS filed Critical Danfoss AS
Priority to DE69529865T priority Critical patent/DE69529865D1/de
Application granted granted Critical
Publication of DE69529865D1 publication Critical patent/DE69529865D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04B1/20—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
    • F05C2225/04—PTFE [PolyTetraFluorEthylene]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2253/00—Other material characteristics; Treatment of material
    • F05C2253/12—Coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Hydraulic Motors (AREA)
  • Details Of Reciprocating Pumps (AREA)
DE69529865T 1994-05-13 1995-04-26 Hydraulische Kolbenmaschine Expired - Lifetime DE69529865D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE69529865T DE69529865D1 (de) 1994-05-13 1995-04-26 Hydraulische Kolbenmaschine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4417011A DE4417011C2 (de) 1994-05-13 1994-05-13 Hydraulische Kolbenmaschine
DE69529865T DE69529865D1 (de) 1994-05-13 1995-04-26 Hydraulische Kolbenmaschine

Publications (1)

Publication Number Publication Date
DE69529865D1 true DE69529865D1 (de) 2003-04-17

Family

ID=6518131

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4417011A Expired - Lifetime DE4417011C2 (de) 1994-05-13 1994-05-13 Hydraulische Kolbenmaschine
DE69529865T Expired - Lifetime DE69529865D1 (de) 1994-05-13 1995-04-26 Hydraulische Kolbenmaschine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4417011A Expired - Lifetime DE4417011C2 (de) 1994-05-13 1994-05-13 Hydraulische Kolbenmaschine

Country Status (6)

Country Link
US (1) US5573380A (de)
EP (1) EP0686766B1 (de)
JP (1) JP2694129B2 (de)
AT (1) ATE234428T1 (de)
DE (2) DE4417011C2 (de)
DK (1) DK0686766T3 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4424671B4 (de) * 1994-07-13 2004-01-22 Danfoss A/S Steuerspiegel einer hydraulischen Maschine
JP3362576B2 (ja) * 1995-02-10 2003-01-07 ダイキン工業株式会社 可変容量形ピストン機械
JPH11107912A (ja) * 1997-10-08 1999-04-20 Sanden Corp 斜板式圧縮機
DE10251552C5 (de) * 2002-11-05 2010-07-15 Brueninghaus Hydromatik Gmbh Axialkolbenmaschine und Steuerplatte für eine Axialkolbenmaschine
DE102004033321B4 (de) * 2004-07-09 2006-03-30 Brueninghaus Hydromatik Gmbh Axialkolbenmaschine mit Verschleißschutzschicht
US10309380B2 (en) 2011-11-16 2019-06-04 Ocean Pacific Technologies Rotary axial piston pump
AU2013238084B2 (en) * 2012-03-30 2016-03-24 Kyb Corporation Sliding members and piston pump motor
US10094364B2 (en) * 2015-03-24 2018-10-09 Ocean Pacific Technologies Banded ceramic valve and/or port plate
JP2017057790A (ja) * 2015-09-16 2017-03-23 Ｋｙｂ株式会社 液圧回転機及びそのバルブプレート
DE102015224132A1 (de) * 2015-12-03 2017-06-08 Robert Bosch Gmbh Hydrostatische Axialkolbenmaschine mit Steuerscheibe
JP2021032212A (ja) * 2019-08-29 2021-03-01 ナブテスコ株式会社 油圧ポンプ及び建設機械
ES2967284T3 (es) * 2021-09-16 2024-04-29 Danfoss As Máquina hidráulica

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB872035A (en) * 1958-12-29 1961-07-05 Bendix Corp Axial-type hydrodynamic device suitable for use as a pump
US3249061A (en) * 1963-07-01 1966-05-03 Sundstrand Corp Pump or motor device
DE1453460A1 (de) * 1964-11-13 1969-02-13 Bosch Gmbh Robert Axialkolbenmaschine mit einer den Ein- und Auslass ihrer Zylinder steuernden Ventilplatte
US3371616A (en) * 1965-06-18 1968-03-05 Gunnar A. Wahlmark Fluid device
US3585901A (en) * 1969-02-19 1971-06-22 Sundstrand Corp Hydraulic pump
JP2692044B2 (ja) * 1988-11-02 1997-12-17 工業技術院長 水用ピストンポンプ
DE4035748A1 (de) * 1989-11-09 1991-05-16 Vickers Systems Gmbh Axialkolbenpumpe fuer hohe drehzahlen
DE4301133C2 (de) * 1993-01-18 1995-05-18 Danfoss As Hydraulische Kolbenmaschine

Also Published As

Publication number Publication date
EP0686766A2 (de) 1995-12-13
DE4417011A1 (de) 1995-11-16
DE4417011C2 (de) 1996-11-28
US5573380A (en) 1996-11-12
DK0686766T3 (da) 2003-07-07
JPH07310674A (ja) 1995-11-28
JP2694129B2 (ja) 1997-12-24
EP0686766B1 (de) 2003-03-12
ATE234428T1 (de) 2003-03-15
EP0686766A3 (de) 1997-06-25

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Legal Events

Date Code Title Description
8332 No legal effect for de