CA1001897A - Floating plate for end clearance seal on gear pumps - Google Patents

Floating plate for end clearance seal on gear pumps

Info

Publication number
CA1001897A
CA1001897A CA191,417A CA191417A CA1001897A CA 1001897 A CA1001897 A CA 1001897A CA 191417 A CA191417 A CA 191417A CA 1001897 A CA1001897 A CA 1001897A
Authority
CA
Canada
Prior art keywords
floating plate
gear pumps
clearance seal
end clearance
seal
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
CA191,417A
Inventor
Gilbert H. Drutchas
Phillip B. Spencer
John A. Hovanchak
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23291643&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1001897(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by TRW Inc filed Critical TRW Inc
Application granted granted Critical
Publication of CA1001897A publication Critical patent/CA1001897A/en
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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0023—Axial sealings for working fluid
    • F04C15/0026—Elements specially adapted for sealing of the lateral faces of intermeshing-engagement type machines or pumps, e.g. gear machines or pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
CA191,417A 1973-02-08 1974-01-31 Floating plate for end clearance seal on gear pumps Expired CA1001897A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00330867A US3841804A (en) 1973-02-08 1973-02-08 Floating plate for end clearance seal on gear pumps

Publications (1)

Publication Number Publication Date
CA1001897A true CA1001897A (en) 1976-12-21

Family

ID=23291643

Family Applications (1)

Application Number Title Priority Date Filing Date
CA191,417A Expired CA1001897A (en) 1973-02-08 1974-01-31 Floating plate for end clearance seal on gear pumps

Country Status (6)

Country Link
US (1) US3841804A (en)
JP (1) JPS5326681B2 (en)
CA (1) CA1001897A (en)
FR (1) FR2217569B1 (en)
GB (1) GB1451535A (en)
IT (1) IT1007264B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6329181Y2 (en) * 1980-02-29 1988-08-05
US5961309A (en) * 1997-04-24 1999-10-05 Trw Inc. Gear pump with noise attenuation
DE10331979A1 (en) * 2003-07-14 2005-02-17 Gkn Sinter Metals Gmbh Pump with optimized axial clearance
US8820433B2 (en) 2011-08-30 2014-09-02 Black & Decker Inc. Axially compact power tool
CN103032313B (en) * 2013-01-11 2016-04-06 徐州科源液压股份有限公司 The floating side plate of ultrahigh voltage gear pump

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE749529C (en) * 1938-12-22 1944-11-30 Gear pump as a gasoline injection pump for internal combustion engines
US3029739A (en) * 1958-07-09 1962-04-17 John L Nagely Gear pump or motor with radial pressure balancing means
US3050010A (en) * 1960-02-23 1962-08-21 Thompson Ramo Wooldridge Inc Pressure loaded pump
FR1328621A (en) * 1962-06-15 1963-05-31 Thompson Ramo Wooldridge Inc Power steering pump and seal cartridge for said pump
US3213800A (en) * 1965-05-04 1965-10-26 Webster Electric Co Inc Unitary wear plate and seal
US3336035A (en) * 1965-08-03 1967-08-15 Flexitallic Company Multiple passage gasket
US3294029A (en) * 1965-08-20 1966-12-27 Trw Inc Pressure balanced seal-pack for reversible pumps and motors
US3499390A (en) * 1968-04-11 1970-03-10 Parker Hannifin Corp Rotary pump
US3482524A (en) * 1968-06-12 1969-12-09 Gen Signal Corp Pump or motor
US3679218A (en) * 1969-03-03 1972-07-25 Farnam Co F D Unitized valve plate, gaskets and the like
DE1958936C3 (en) * 1969-11-24 1979-03-08 Parker-Hannifin Corp., Cleveland, Ohio (V.St.A.) Pressure equalization arrangement for an externally meshed gear pump provided with two gears

Also Published As

Publication number Publication date
IT1007264B (en) 1976-10-30
GB1451535A (en) 1976-10-06
DE2406100A1 (en) 1974-08-29
US3841804A (en) 1974-10-15
FR2217569B1 (en) 1978-06-30
FR2217569A1 (en) 1974-09-06
DE2406100B2 (en) 1977-02-17
JPS49106604A (en) 1974-10-09
JPS5326681B2 (en) 1978-08-03

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