DE3368725D1 - Two-speed gerotor motor - Google Patents

Two-speed gerotor motor

Info

Publication number
DE3368725D1
DE3368725D1 DE8383307573T DE3368725T DE3368725D1 DE 3368725 D1 DE3368725 D1 DE 3368725D1 DE 8383307573 T DE8383307573 T DE 8383307573T DE 3368725 T DE3368725 T DE 3368725T DE 3368725 D1 DE3368725 D1 DE 3368725D1
Authority
DE
Germany
Prior art keywords
gerotor motor
speed gerotor
speed
motor
gerotor
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
DE8383307573T
Other languages
English (en)
Inventor
Nils Einar Swedberg
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.)
Eaton Corp
Original Assignee
Eaton 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 Eaton Corp filed Critical Eaton Corp
Application granted granted Critical
Publication of DE3368725D1 publication Critical patent/DE3368725D1/de
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
    • 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
    • F04C14/02—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for several machines or pumps connected in series or in parallel
    • 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
    • F04C14/08—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the rotational speed
    • 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
    • F04C2/104—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 having an articulated driving shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydraulic Motors (AREA)
  • Rotary Pumps (AREA)
DE8383307573T 1983-01-17 1983-12-13 Two-speed gerotor motor Expired DE3368725D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/458,227 US4480971A (en) 1983-01-17 1983-01-17 Two-speed gerotor motor

Publications (1)

Publication Number Publication Date
DE3368725D1 true DE3368725D1 (de) 1987-02-05

Family

ID=23819888

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383307573T Expired DE3368725D1 (de) 1983-01-17 1983-12-13 Two-speed gerotor motor

Country Status (5)

Country Link
US (1) US4480971A (de)
EP (1) EP0116217B1 (de)
JP (1) JPS59138780A (de)
DE (1) DE3368725D1 (de)
DK (1) DK161986C (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4697998A (en) * 1985-02-01 1987-10-06 Eaton Corporation Hydraulic motor having integral flow control capability
US4606428A (en) * 1985-04-18 1986-08-19 Eaton Corporation Transaxle differential
US4741681A (en) * 1986-05-01 1988-05-03 Bernstrom Marvin L Gerotor motor with valving in gerotor star
DE3861468D1 (de) * 1987-01-28 1991-02-14 Eaton Corp Ventil fuer sternmotor mit zwei geschwindigkeiten.
US5050696A (en) * 1988-10-20 1991-09-24 Deere & Company Secondary hydraulic steering system
GB2240365B (en) * 1990-01-29 1994-10-12 White Hollis Newcomb Jun Orbiting valve hydraulic motor
US5061160A (en) * 1990-03-14 1991-10-29 Trw Inc. Two-speed gerotor with spool valve controlling working fluid
US5165880A (en) * 1990-09-10 1992-11-24 White Hydraulics, Inc. Gerotor device with biased orbiting valve and drain connection through wobblestick
US5135369A (en) * 1990-09-10 1992-08-04 White Hydraulics, Inc. Device with orbiting valve having a seal piston
US5071327A (en) * 1990-10-31 1991-12-10 Parker Hannifin Corporation Two speed gerotor motor with centrally located valve and commutator
US5137438A (en) * 1991-04-18 1992-08-11 Trw Inc. Multiple speed fluid motor
US6033195A (en) * 1998-01-23 2000-03-07 Eaton Corporation Gerotor motor and improved spool valve therefor
US6068460A (en) * 1998-10-28 2000-05-30 Eaton Corporation Two speed gerotor motor with pressurized recirculation
US6099280A (en) * 1999-04-14 2000-08-08 Eaton Corporation Two speed geroter motor with external pocket recirculation
KR100614058B1 (ko) * 1999-06-28 2006-08-22 하츠다 가쿠산기 가부시키가이샤 관리 작업차
EP1158165A3 (de) 2000-05-25 2001-12-12 Eaton Corporation Gerotor-Hydraulikmotor
US6679691B1 (en) 2002-10-29 2004-01-20 Eaton Corporation Anti cavitation system for two-speed motors
ITBO20020757A1 (it) * 2002-12-03 2004-06-04 Sam Hydraulik Spa Motore idrostatico con distribuzione radiale.
US6827562B1 (en) * 2003-06-06 2004-12-07 Eaton Corporation Method of controlling shifting of two-speed motor
US6907855B2 (en) * 2003-10-21 2005-06-21 Harley-Davidson Motor Company Group, Inc. Geroter type internal combustion engine
US7283900B1 (en) 2006-03-14 2007-10-16 Deere & Company Work vehicle steering system with flow-metering curve selection and associated method
US7530801B2 (en) * 2006-06-15 2009-05-12 Eaton Corporation Bi-directional disc-valve motor and improved valve-seating mechanism therefor
US7913800B2 (en) * 2006-10-30 2011-03-29 Deere & Company Steering system with variable flow rate amplification ratio and associated method
EP2633184B1 (de) * 2010-10-29 2017-11-22 Eaton Corporation Flüssigkeitsvorrichtung mit unter druck stehenden rollentaschen
US8684710B2 (en) 2010-12-07 2014-04-01 White (China) Drive Products Co., Ltd. Distributor assembly for two-speed gerotor device
USD749657S1 (en) * 2014-11-19 2016-02-16 American Axle & Manufacturing, Inc. Gerotor housing
EP3056727B1 (de) * 2015-02-11 2019-05-15 Danfoss A/S Hydraulische Maschine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2140569C3 (de) * 1971-08-13 1974-04-18 Danfoss A/S, Nordborg (Daenemark) Steuervorrichtung für eine parallel- und innenachsige Rotationskolbenmaschine
US3799201A (en) * 1973-04-05 1974-03-26 Danfoss As Distributor valve for an internally shafted orbital piston machine
US3892503A (en) * 1974-01-23 1975-07-01 Sperry Rand Corp Apparatus and method for multiple mode motor
IT1076119B (it) * 1977-02-17 1985-04-24 Riva Calzoni Spa Distributore per motori idraulici
JPS5941033B2 (ja) * 1979-03-09 1984-10-04 株式会社トキメック 可変容量型流体変換装置

Also Published As

Publication number Publication date
DK18384D0 (da) 1984-01-16
US4480971A (en) 1984-11-06
JPS59138780A (ja) 1984-08-09
DK161986C (da) 1992-03-23
DK18384A (da) 1984-07-18
EP0116217B1 (de) 1986-12-30
DK161986B (da) 1991-09-02
EP0116217A1 (de) 1984-08-22
JPH0553943B2 (de) 1993-08-11

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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