IT8449379A1 - Perfezionamento nelle guarnizioni di tenuta idrauliche - Google Patents

Perfezionamento nelle guarnizioni di tenuta idrauliche

Info

Publication number
IT8449379A1
IT8449379A1 IT1984A49379A IT4937984A IT8449379A1 IT 8449379 A1 IT8449379 A1 IT 8449379A1 IT 1984A49379 A IT1984A49379 A IT 1984A49379A IT 4937984 A IT4937984 A IT 4937984A IT 8449379 A1 IT8449379 A1 IT 8449379A1
Authority
IT
Italy
Prior art keywords
improvement
hydraulic seals
seals
hydraulic
Prior art date
Application number
IT1984A49379A
Other languages
English (en)
Other versions
IT8449379A0 (it
IT1178345B (it
Original Assignee
Soc Commercial Shearing 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 Soc Commercial Shearing Inc filed Critical Soc Commercial Shearing Inc
Publication of IT8449379A0 publication Critical patent/IT8449379A0/it
Publication of IT8449379A1 publication Critical patent/IT8449379A1/it
Application granted granted Critical
Publication of IT1178345B publication Critical patent/IT1178345B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C2/00—Rotary-piston engines
    • F03C2/08—Rotary-piston engines of intermeshing-engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • 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
    • 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
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Gasket Seals (AREA)
IT49379/84A 1984-06-29 1984-12-31 Perfezionamento nelle guarnizioni di tenuta idrauliche IT1178345B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/626,297 US4636155A (en) 1984-06-29 1984-06-29 Hydraulic seal having U-shaped gasket and a plurality of plastically deformable posts

Publications (3)

Publication Number Publication Date
IT8449379A0 IT8449379A0 (it) 1984-12-31
IT8449379A1 true IT8449379A1 (it) 1986-07-01
IT1178345B IT1178345B (it) 1987-09-09

Family

ID=24509801

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49379/84A IT1178345B (it) 1984-06-29 1984-12-31 Perfezionamento nelle guarnizioni di tenuta idrauliche

Country Status (10)

Country Link
US (1) US4636155A (it)
JP (1) JPH0718418B2 (it)
KR (1) KR890003229B1 (it)
AU (1) AU576808B2 (it)
BR (1) BR8500858A (it)
CA (1) CA1258275A (it)
DE (1) DE3445686A1 (it)
FR (1) FR2568655A1 (it)
GB (1) GB2160926B (it)
IT (1) IT1178345B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3925269A1 (de) * 1989-07-31 1991-02-07 Vickers Systems Gmbh Axialdichtung
US5318415A (en) * 1992-10-02 1994-06-07 Gramprotex Holdings Inc. Grooved pump chamber walls for flushing fiber deposits
US6073933A (en) * 1998-03-11 2000-06-13 Freudenberg-Nok General Partnership Load bearing washer and dirt excluder
US6065757A (en) * 1998-07-02 2000-05-23 Caterpillar Inc. Flywheel housing
US6588762B2 (en) * 2001-11-29 2003-07-08 Sauer-Danfoss Inc. Lathe cut face seal and method for sealing irregularly shaped cavity
CN106762619A (zh) * 2016-12-06 2017-05-31 泸州长江液压密封件有限公司 W型齿轮泵密封圈

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3142260A (en) * 1961-10-09 1964-07-28 Borg Warner Pump seal
DE1216045B (de) * 1963-11-07 1966-05-05 Bosch Gmbh Robert Dichtvorrichtung
US3270680A (en) * 1964-12-17 1966-09-06 Kingston Products Corp Pressure loaded gear pump
GB1172579A (en) * 1966-08-15 1969-12-03 Borg Warner Pressure Loaded Hydraulic Gear Pumps or Motors
US3348492A (en) * 1966-12-05 1967-10-24 Borg Warner Reversible wear plate pump
US3371615A (en) * 1967-01-16 1968-03-05 Borg Warner Pressure loaded pump
US3482524A (en) * 1968-06-12 1969-12-09 Gen Signal Corp Pump or motor
FR1578179A (it) * 1968-06-28 1969-08-14
US3643968A (en) * 1969-12-24 1972-02-22 Hercules Packing Corp Gasket
US3748063A (en) * 1971-04-09 1973-07-24 Cessna Aircraft Co Pressure loaded gear pump
US3890068A (en) * 1973-06-28 1975-06-17 Borg Warner Sealing arrangement for a fluid pressure device
DE2403319A1 (de) * 1974-01-24 1975-07-31 Bosch Gmbh Robert Zahnradmaschine
DE7500496U (de) * 1975-01-10 1976-07-22 Robert Bosch Gmbh, 7000 Stuttgart Ahnradmaschine (pumpe oder motor)
US4242066A (en) * 1978-08-24 1980-12-30 Commercial Shearing, Inc. Rotary pumps and motors and thrust plates therefor
DE2847711A1 (de) * 1978-11-03 1980-05-14 Bosch Gmbh Robert Zahnradmaschine (pumpe oder hydromotor)
GB2051241B (en) * 1979-06-16 1983-03-16 Dowty Hydraulic Units Ltd Rotary positive-displacement fluid-pressure machines
US4470776A (en) * 1979-11-28 1984-09-11 Commercial Shearing, Inc. Methods and apparatus for gear pump lubrication
JPS5819167U (ja) * 1981-07-31 1983-02-05 カヤバ工業株式会社 油圧装置のシ−ル構造
DE3217753A1 (de) * 1982-05-12 1983-11-17 Robert Bosch Gmbh, 7000 Stuttgart Reversierbare zahnradmaschine (pumpe oder motor)

Also Published As

Publication number Publication date
KR860000474A (ko) 1986-01-29
IT8449379A0 (it) 1984-12-31
AU3730785A (en) 1986-01-02
BR8500858A (pt) 1986-04-15
GB2160926B (en) 1988-06-22
JPS6116280A (ja) 1986-01-24
GB8428735D0 (en) 1984-12-27
AU576808B2 (en) 1988-09-08
GB2160926A (en) 1986-01-02
KR890003229B1 (ko) 1989-08-27
CA1258275A (en) 1989-08-08
JPH0718418B2 (ja) 1995-03-06
US4636155A (en) 1987-01-13
FR2568655A1 (fr) 1986-02-07
DE3445686A1 (de) 1986-01-09
DE3445686C2 (it) 1989-03-02
IT1178345B (it) 1987-09-09

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951227