DK439788A - Tandhjulsindretning til brug som pumpe eller motorog ventilplade til en saadan indretning - Google Patents

Tandhjulsindretning til brug som pumpe eller motorog ventilplade til en saadan indretning

Info

Publication number
DK439788A
DK439788A DK439788A DK439788A DK439788A DK 439788 A DK439788 A DK 439788A DK 439788 A DK439788 A DK 439788A DK 439788 A DK439788 A DK 439788A DK 439788 A DK439788 A DK 439788A
Authority
DK
Denmark
Prior art keywords
valve plate
gear
pressure fluid
annulus
commutator
Prior art date
Application number
DK439788A
Other languages
English (en)
Other versions
DK439788D0 (da
Inventor
Andrew N Dlugokecki
Original Assignee
Parker Hannifin 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 Parker Hannifin Corp filed Critical Parker Hannifin Corp
Publication of DK439788D0 publication Critical patent/DK439788D0/da
Publication of DK439788A publication Critical patent/DK439788A/da

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
    • F04C2/103—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 one member having simultaneously a rotational movement about its own axis and an orbital movement
    • F04C2/105—Details concerning timing or distribution 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86638—Rotary valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Hydraulic Motors (AREA)
  • Compressor (AREA)
  • Check Valves (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
DK439788A 1987-08-06 1988-08-05 Tandhjulsindretning til brug som pumpe eller motorog ventilplade til en saadan indretning DK439788A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/082,754 US4813856A (en) 1987-08-06 1987-08-06 Balanced rotary valve plate for internal gear device

Publications (2)

Publication Number Publication Date
DK439788D0 DK439788D0 (da) 1988-08-05
DK439788A true DK439788A (da) 1989-02-07

Family

ID=22173236

Family Applications (1)

Application Number Title Priority Date Filing Date
DK439788A DK439788A (da) 1987-08-06 1988-08-05 Tandhjulsindretning til brug som pumpe eller motorog ventilplade til en saadan indretning

Country Status (7)

Country Link
US (1) US4813856A (da)
EP (1) EP0302728B1 (da)
JP (1) JPS6477781A (da)
AT (1) ATE76937T1 (da)
CA (1) CA1312781C (da)
DE (1) DE3871643T2 (da)
DK (1) DK439788A (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4976594A (en) * 1989-07-14 1990-12-11 Eaton Corporation Gerotor motor and improved pressure balancing therefor
DE19510348A1 (de) * 1995-03-22 1996-09-26 Rexroth Mannesmann Gmbh Kreiskolbenmaschine
US6332522B1 (en) 2000-05-26 2001-12-25 Dana Corporation Hydraulic coupling for vehicle drivetrain
US6932587B2 (en) 2002-09-13 2005-08-23 Parker-Hannifin Corporation Gerotor motor with valve in rotor
US6974315B2 (en) 2003-02-18 2005-12-13 Harley-Davidson Motor Company Group, Inc. Reduced friction gerotor
WO2007120503A2 (en) * 2006-03-31 2007-10-25 Metaldyne Company, Llc Variable displacement gerotor pump
US20070248480A1 (en) * 2006-04-20 2007-10-25 Viking Pump, Inc. Multiple Section External Gear Pump With the Internal Manifold
EP1882855A3 (de) * 2006-07-25 2008-04-30 Kinshofer GmbH Hydraulischer Drehmotor
DE102008063500B4 (de) * 2008-12-17 2012-06-14 Sauer-Danfoss Aps Hydraulische Maschine
JP4760968B2 (ja) * 2009-05-12 2011-08-31 トヨタ自動車株式会社 車両用オイルポンプ
JP6130887B2 (ja) * 2012-11-30 2017-05-17 株式会社山田製作所 内接歯車式ポンプ
JP5814280B2 (ja) * 2012-11-30 2015-11-17 株式会社山田製作所 内接歯車式ポンプ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743450A (en) * 1970-02-16 1973-07-03 G Woodling Directly mounted rotary valve on an axial thrust bearing load shaft
US3695789A (en) * 1970-04-13 1972-10-03 Case Co J I Balancing mechanism for fluid translating device
GB1386796A (en) * 1971-05-18 1975-03-12 Dowty Hydraulic Units Ltd Hydraulic gear pumps
US4232708A (en) * 1979-06-25 1980-11-11 Trw Inc. Fluid controller
DE3015551C2 (de) * 1980-04-23 1986-10-23 Mannesmann Rexroth GmbH, 8770 Lohr Kreiskolbenmaschine
US4501536A (en) * 1983-03-08 1985-02-26 W. H. Nichols Company Compact high torque gerotor-type hydraulic motor
US4575321A (en) * 1983-11-10 1986-03-11 Danfoss A/S Hydrostatic control device, particularly steering device
DE3342131A1 (de) * 1983-11-22 1985-06-05 Kinshofer, Alfred, Ing.(grad.), 8160 Miesbach Ringkolbenmaschine
US4699577A (en) * 1986-05-06 1987-10-13 Parker Hannifin Corporation Internal gear device with improved rotary valve

Also Published As

Publication number Publication date
EP0302728B1 (en) 1992-06-03
JPS6477781A (en) 1989-03-23
ATE76937T1 (de) 1992-06-15
CA1312781C (en) 1993-01-19
DE3871643T2 (de) 1992-12-10
DK439788D0 (da) 1988-08-05
DE3871643D1 (de) 1992-07-09
US4813856A (en) 1989-03-21
EP0302728A2 (en) 1989-02-08
EP0302728A3 (en) 1989-09-06

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment