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DE59002523D1 - Kolben für Kolbenmaschinen. - Google Patents

Kolben für Kolbenmaschinen.

Info

Publication number
DE59002523D1
DE59002523D1 DE90106187T DE59002523T DE59002523D1 DE 59002523 D1 DE59002523 D1 DE 59002523D1 DE 90106187 T DE90106187 T DE 90106187T DE 59002523 T DE59002523 T DE 59002523T DE 59002523 D1 DE59002523 D1 DE 59002523D1
Authority
DE
Germany
Prior art keywords
pistons
piston machines
machines
piston
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
DE90106187T
Other languages
English (en)
Inventor
Ludwig Wagenseil
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.)
Hydromatik GmbH
Original Assignee
Hydromatik GmbH
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 Hydromatik GmbH filed Critical Hydromatik GmbH
Application granted granted Critical
Publication of DE59002523D1 publication Critical patent/DE59002523D1/de
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
    • 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
    • F04B1/124—Pistons
    • 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
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F05C2201/0448—Steel
    • F05C2201/0457—Cemented steel
    • 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
    • F05C2251/00—Material properties
    • F05C2251/04—Thermal properties
    • F05C2251/042—Expansivity
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49249—Piston making
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming
    • Y10T29/49915—Overedge assembling of seated part
    • Y10T29/49917—Overedge assembling of seated part by necking in cup or tube wall
    • Y10T29/49918—At cup or tube end

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Fluid-Damping Devices (AREA)
DE90106187T 1989-04-13 1990-03-30 Kolben für Kolbenmaschinen. Expired - Fee Related DE59002523D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3912213A DE3912213C1 (de) 1989-04-13 1989-04-13

Publications (1)

Publication Number Publication Date
DE59002523D1 true DE59002523D1 (de) 1993-10-07

Family

ID=6378640

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3912213A Expired - Fee Related DE3912213C1 (de) 1989-04-13 1989-04-13
DE90106187T Expired - Fee Related DE59002523D1 (de) 1989-04-13 1990-03-30 Kolben für Kolbenmaschinen.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3912213A Expired - Fee Related DE3912213C1 (de) 1989-04-13 1989-04-13

Country Status (3)

Country Link
US (1) US5007332A (de)
EP (1) EP0396898B1 (de)
DE (2) DE3912213C1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4108786C2 (de) * 1991-03-18 1995-01-05 Hydromatik Gmbh Leichtkolben für hydrostatische Axial- und Radialkolbenmaschinen
US5642654A (en) * 1994-09-01 1997-07-01 Sundstrand Corporation Piston and method of manufacturing the same
US5568762A (en) * 1995-04-12 1996-10-29 Caterpillar Inc. Stabilizing device for variable displacement axial piston pumps
US6250206B1 (en) * 1999-02-10 2001-06-26 Sauer-Danfoss Inc. Hydraulic piston filling
FR2794507B1 (fr) * 1999-06-04 2001-07-13 Valeo Piston et dispositif de commande hydraulique d'un embrayage de vehicule automobile comportant un tel piston
DE19934218C2 (de) * 1999-07-21 2003-03-20 Brueninghaus Hydromatik Gmbh Verfahren zum Herstellen einer Kugelgelenkverbindung zwischen einem Gleitschuh und einem Kolben und Axialkolbenmaschine mit einer Kugelgelenkverbindung
DE19938046A1 (de) * 1999-08-12 2001-03-08 Brueninghaus Hydromatik Gmbh Hohlkolben für eine Kolbenmaschine und Verfahren zum Herstellen eines Hohlkolbens
US6318242B1 (en) 1999-10-26 2001-11-20 Sauer-Danfoss Inc. Filled hydraulic piston and method of making the same
US6293185B1 (en) 2000-02-28 2001-09-25 Sauer-Danfoss Inc. Piston for a hydrostatic cylinder block
US6431051B1 (en) 2000-03-31 2002-08-13 Sauer-Danfoss Inc. Closed cavity hydraulic piston and method of making the same
US6338293B1 (en) 2000-06-30 2002-01-15 Sauer-Danfoss Inc. Reduced oil volume piston assembly for a hydrostatic unit
US6314864B1 (en) 2000-07-20 2001-11-13 Sauer-Danfoss Inc. Closed cavity piston for hydrostatic units
US6588321B1 (en) 2000-11-27 2003-07-08 Sauer-Danfoss Inc. Closed cavity piston and method of making the same
DE102009056903A1 (de) * 2009-12-03 2011-06-09 Danfoss A/S Hydraulische Kolbenmaschine, insbesondere wasserhydraulische Maschine
DE102019130844A1 (de) 2019-11-15 2021-05-20 Danfoss A/S Hydraulische Kolbenmaschine
DE102019130843A1 (de) * 2019-11-15 2021-05-20 Danfoss A/S Kolben einer hydraulischen Kolbenmaschine und hydraulische Kolbenmaschine

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD73453A (de) *
US2541250A (en) * 1947-06-19 1951-02-13 Girling Ltd Fluid-tight closure for a cylinder or other container
US2980077A (en) * 1959-03-17 1961-04-18 English Electric Co Ltd Hydraulic devices
US3178907A (en) * 1963-01-21 1965-04-20 Dana Corp Universal joint
DE1200609B (de) * 1963-07-31 1965-09-09 Mahle Kg Mehrteiliger Brennkraftmaschinenkolben
US3187644A (en) * 1963-08-19 1965-06-08 Sundstrand Corp Hydraulic pump or motor device pistons
US3319575A (en) * 1965-06-14 1967-05-16 Sundstrand Corp Piston
DE1653388B2 (de) * 1967-10-21 1975-04-24 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische Arbeitsmaschine
US3633467A (en) * 1968-12-28 1972-01-11 Komatsu Mfg Co Ltd Hydraulic pump or motor device plungers
DE1936778B2 (de) * 1969-07-19 1973-02-15 Rheinmetall GmbH, 4000 Dusseldorf Vorrichtung zum vereinzeln des jeweils untersten kartonzuschnitts aus einem stapel
US3741077A (en) * 1972-04-24 1973-06-26 Eaton Corp Piston assembly
US3915071A (en) * 1972-07-28 1975-10-28 Linde Ag Piston for hydrostatic machines
US3828654A (en) * 1972-08-03 1974-08-13 Fmc Corp Piston for torque transmitting apparatus of the swash plate type
US3999468A (en) * 1972-12-21 1976-12-28 Caterpillar Tractor Co. Piston for hydraulic translating unit
JPS5022156A (de) * 1973-06-20 1975-03-10
US3915074A (en) * 1973-06-20 1975-10-28 Caterpillar Tractor Co Cast piston for hydraulic translating unit
US3896707A (en) * 1973-08-24 1975-07-29 Caterpillar Tractor Co Filled piston retaining means with erosion protection
US3984904A (en) * 1974-11-27 1976-10-12 Caterpillar Tractor Co. Internal retaining tabs for a filled piston
DE2653866A1 (de) * 1976-11-26 1978-06-01 Linde Ag Kolben fuer eine hydrostatische kolbenmaschine
DE3204264A1 (de) * 1982-02-08 1983-08-18 Char'kovskij politechničeskij institut imeni V.I. Lenina, Char'kov Mehrteiliger kolben fuer hydraulische verdraengungsmaschinen und verfahren zu dessen herstellung
US4494448A (en) * 1982-02-23 1985-01-22 Vsesojuzny Nauchno-Issledovatelsky I Proektno-Konstruktorsky Institut Promyshelennykh Gidroprivodov I Girodoavtomatiki Composite piston of positive displacement hydraulic machine and method for manufacturing same
EP0108746B1 (de) * 1982-04-05 1986-12-10 Caterpillar Inc. Vollkolben mit einer zentralen schmierölleitung
JPS6149448U (de) * 1984-09-03 1986-04-03
JPH0642337Y2 (ja) * 1984-07-05 1994-11-02 三菱電機株式会社 半導体装置

Also Published As

Publication number Publication date
DE3912213C1 (de) 1990-10-04
US5007332A (en) 1991-04-16
EP0396898A1 (de) 1990-11-14
EP0396898B1 (de) 1993-09-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee