GB2223824B - Piston seal - Google Patents

Piston seal

Info

Publication number
GB2223824B
GB2223824B GB8918109A GB8918109A GB2223824B GB 2223824 B GB2223824 B GB 2223824B GB 8918109 A GB8918109 A GB 8918109A GB 8918109 A GB8918109 A GB 8918109A GB 2223824 B GB2223824 B GB 2223824B
Authority
GB
United Kingdom
Prior art keywords
piston seal
piston
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 - Fee Related
Application number
GB8918109A
Other versions
GB2223824A (en
GB8918109D0 (en
Inventor
Richard W Heinrich
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.)
Kaco GmbH and Co KG
Original Assignee
Kaco GmbH and Co KG
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 Kaco GmbH and Co KG filed Critical Kaco GmbH and Co KG
Publication of GB8918109D0 publication Critical patent/GB8918109D0/en
Publication of GB2223824A publication Critical patent/GB2223824A/en
Application granted granted Critical
Publication of GB2223824B publication Critical patent/GB2223824B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/005—Pistons; Trunk pistons; Plungers obtained by assembling several pieces
    • F16J1/006—Pistons; Trunk pistons; Plungers obtained by assembling several pieces of different materials
    • F16J1/008—Pistons; Trunk pistons; Plungers obtained by assembling several pieces of different materials with sealing lips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
GB8918109A 1988-08-09 1989-08-08 Piston seal Expired - Fee Related GB2223824B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3826931A DE3826931A1 (en) 1988-08-09 1988-08-09 PISTON SEAL

Publications (3)

Publication Number Publication Date
GB8918109D0 GB8918109D0 (en) 1989-09-20
GB2223824A GB2223824A (en) 1990-04-18
GB2223824B true GB2223824B (en) 1993-03-31

Family

ID=6360470

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8918109A Expired - Fee Related GB2223824B (en) 1988-08-09 1989-08-08 Piston seal

Country Status (3)

Country Link
DE (1) DE3826931A1 (en)
FR (1) FR2635365B1 (en)
GB (1) GB2223824B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29607993U1 (en) * 1996-05-03 1996-08-01 Festo Kg Piston for a working cylinder
DE19651161C1 (en) * 1996-12-10 1998-06-04 Mannesmann Sachs Ag Plastic piston ring moulded onto piston for e.g. piston-cylinder damper unit
DE202006011541U1 (en) * 2006-07-27 2007-12-06 Bdw Technologies Gmbh & Co. Kg casting plunger
DE102009019081A1 (en) 2009-04-22 2010-11-11 Biax-Maschinen Gmbh Hand tool with a linear vibration drive
CN103244668A (en) * 2013-05-27 2013-08-14 陕西法士特齿轮有限责任公司 Piston
US11796029B2 (en) 2017-07-26 2023-10-24 Hitachi Astemo, Ltd. Shock absorber and method of manufacturing the same

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB478321A (en) * 1936-07-15 1938-01-17 George Carpenter Improvements in or relating to pistons or piston packings
GB968245A (en) * 1962-06-19 1964-09-02 Wayne Tank And Pump Co Ltd Improvements in or relating to liquid meters
GB1324080A (en) * 1969-12-15 1973-07-18 Ici Ltd Pistons
GB1349944A (en) * 1970-05-04 1974-04-10 Hepworth & Grandage Ltd Pistons
GB1466203A (en) * 1974-08-09 1977-03-02 Caterpillar Tractor Co Cup seal for a hydraulic cylinder
GB2043832A (en) * 1979-03-03 1980-10-08 Festo Maschf Stoll G Piston Seal Assembly

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7703341U1 (en) * 1900-01-01 Fa. Carl Freudenberg, 6940 Weinheim
DE842308C (en) * 1950-09-14 1952-06-26 Continental Gummi Werke Ag Piston ring for pumps
US2911270A (en) * 1957-05-31 1959-11-03 Charles S White Flexible low friction piston
DE2546805C3 (en) * 1975-10-18 1981-04-16 Kaco Gmbh + Co, 7100 Heilbronn Sealing ring for rotatable bodies, such as shafts or the like.
US4214507A (en) * 1977-08-24 1980-07-29 Vries Donald S Jr De One-piece plastic piston
DE2847274C2 (en) * 1978-10-31 1983-01-27 Fa. Carl Freudenberg, 6940 Weinheim Piston for a working cylinder
US4311316A (en) * 1979-10-29 1982-01-19 Garlock Inc. Shaft seal and method
US4515378A (en) * 1984-05-17 1985-05-07 Dixon Industries Corporation Double cup sealing member for double action piston pump

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB478321A (en) * 1936-07-15 1938-01-17 George Carpenter Improvements in or relating to pistons or piston packings
GB968245A (en) * 1962-06-19 1964-09-02 Wayne Tank And Pump Co Ltd Improvements in or relating to liquid meters
GB1324080A (en) * 1969-12-15 1973-07-18 Ici Ltd Pistons
GB1349944A (en) * 1970-05-04 1974-04-10 Hepworth & Grandage Ltd Pistons
GB1466203A (en) * 1974-08-09 1977-03-02 Caterpillar Tractor Co Cup seal for a hydraulic cylinder
GB2043832A (en) * 1979-03-03 1980-10-08 Festo Maschf Stoll G Piston Seal Assembly

Also Published As

Publication number Publication date
GB2223824A (en) 1990-04-18
FR2635365A1 (en) 1990-02-16
FR2635365B1 (en) 1993-11-05
GB8918109D0 (en) 1989-09-20
DE3826931A1 (en) 1990-02-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020808