CA1018822A - Hydraulic device with rotor seal - Google Patents

Hydraulic device with rotor seal

Info

Publication number
CA1018822A
CA1018822A CA221,226A CA221226A CA1018822A CA 1018822 A CA1018822 A CA 1018822A CA 221226 A CA221226 A CA 221226A CA 1018822 A CA1018822 A CA 1018822A
Authority
CA
Canada
Prior art keywords
hydraulic device
rotor seal
rotor
seal
hydraulic
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
CA221,226A
Other languages
English (en)
Inventor
Hollis N. White (Jr.)
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.)
Northrop Grumman Space and Mission Systems Corp
Original Assignee
TRW Inc
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 TRW Inc filed Critical TRW Inc
Application granted granted Critical
Publication of CA1018822A publication Critical patent/CA1018822A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F01C19/08—Axially-movable sealings for working fluids
    • 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)
  • Sealing Devices (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
CA221,226A 1974-03-22 1975-03-04 Hydraulic device with rotor seal Expired CA1018822A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US453710A US3894821A (en) 1974-03-22 1974-03-22 Hydraulic device with rotor seal

Publications (1)

Publication Number Publication Date
CA1018822A true CA1018822A (en) 1977-10-11

Family

ID=23801732

Family Applications (1)

Application Number Title Priority Date Filing Date
CA221,226A Expired CA1018822A (en) 1974-03-22 1975-03-04 Hydraulic device with rotor seal

Country Status (8)

Country Link
US (1) US3894821A (US20100223739A1-20100909-C00025.png)
JP (1) JPS5534320Y2 (US20100223739A1-20100909-C00025.png)
CA (1) CA1018822A (US20100223739A1-20100909-C00025.png)
DK (1) DK148450C (US20100223739A1-20100909-C00025.png)
ES (1) ES435891A1 (US20100223739A1-20100909-C00025.png)
FR (1) FR2264992B1 (US20100223739A1-20100909-C00025.png)
GB (1) GB1481911A (US20100223739A1-20100909-C00025.png)
IT (1) IT1034595B (US20100223739A1-20100909-C00025.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145167A (en) * 1976-02-17 1979-03-20 Danfoss A/S Gerotor machine with pressure balancing recesses in inner gear
DE2606172C2 (de) * 1976-02-17 1983-12-22 Danfoss A/S, 6430 Nordborg Rotationskolbenmaschine für Flüssigkeiten
US4171938A (en) * 1977-11-21 1979-10-23 Eaton Corporation Fluid pressure operated pump or motor
US4741681A (en) * 1986-05-01 1988-05-03 Bernstrom Marvin L Gerotor motor with valving in gerotor star
US5080567A (en) * 1989-11-30 1992-01-14 White Hydraulics, Inc. Gerator hydraulic device having seal with steel and resilient members
US6345969B1 (en) * 2000-06-28 2002-02-12 White Hydraulics, Inc. Increased capacity valving plates for a hydraulic motor
US7322808B2 (en) * 2005-05-18 2008-01-29 White Drive Products, Inc. Balancing plate—shuttle ball
US8500423B2 (en) * 2010-04-13 2013-08-06 Eaton Corporation Frame rotated hydraulic motor with improved parking brake
US9784107B2 (en) 2012-10-22 2017-10-10 Parker-Hannifin Corporation Hydraulic motor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US889247A (en) * 1906-10-03 1908-06-02 Concentric Engine And Mfg Company Rotary engine.
US3616882A (en) * 1970-02-05 1971-11-02 Trw Inc Hydraulic motor-pump assembly with built-in brake
US3671154A (en) * 1970-10-08 1972-06-20 Gen Motors Corp Epitrochoidal compressor
US3711225A (en) * 1971-08-26 1973-01-16 Gen Motors Corp Epitrochoidal compressor

Also Published As

Publication number Publication date
JPS5534320Y2 (US20100223739A1-20100909-C00025.png) 1980-08-14
US3894821A (en) 1975-07-15
GB1481911A (en) 1977-08-03
DK148450C (da) 1985-11-25
JPS50122901U (US20100223739A1-20100909-C00025.png) 1975-10-07
IT1034595B (it) 1979-10-10
FR2264992A1 (US20100223739A1-20100909-C00025.png) 1975-10-17
AU7946175A (en) 1976-09-30
ES435891A1 (es) 1977-03-16
DK148450B (da) 1985-07-08
FR2264992B1 (US20100223739A1-20100909-C00025.png) 1980-03-28
DK119375A (US20100223739A1-20100909-C00025.png) 1975-09-23

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