AU7628174A - Seals and methods for making seals having hydrodynamic action - Google Patents

Seals and methods for making seals having hydrodynamic action

Info

Publication number
AU7628174A
AU7628174A AU76281/74A AU7628174A AU7628174A AU 7628174 A AU7628174 A AU 7628174A AU 76281/74 A AU76281/74 A AU 76281/74A AU 7628174 A AU7628174 A AU 7628174A AU 7628174 A AU7628174 A AU 7628174A
Authority
AU
Australia
Prior art keywords
seals
methods
making
hydrodynamic action
hydrodynamic
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
AU76281/74A
Other versions
AU496228B2 (en
Inventor
Eugene Clark William
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.)
Federal Mogul LLC
Original Assignee
Federal Mogul LLC
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
Priority claimed from US00426373A external-priority patent/US3857156A/en
Priority claimed from US523451A external-priority patent/US3929341A/en
Application filed by Federal Mogul LLC filed Critical Federal Mogul LLC
Application granted granted Critical
Publication of AU7628174A publication Critical patent/AU7628174A/en
Publication of AU496228B2 publication Critical patent/AU496228B2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0053—Producing sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C59/021—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing of profiled articles, e.g. hollow or tubular articles, beams
    • 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
    • F16J15/3244—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with hydrodynamic pumping action
    • 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
    • F16J15/328—Manufacturing methods specially adapted for elastic sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Manufacturing & Machinery (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Gasket Seals (AREA)
  • Sealing Devices (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Forging (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
AU76281/74A 1974-12-11 Seals and methods for making seals having hydrodynamic action Expired AU496228B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US42636573A 1973-12-19 1973-12-19
US00426373A US3857156A (en) 1973-12-19 1973-12-19 Method of making tetrafluoroethylene sealing elements with hydrodynamic action
US523451A US3929341A (en) 1973-12-19 1974-11-13 Method of making polytetrafluoroethylene sealing elements with hydrodynamic action

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU29677/77A Division AU501407B2 (en) 1977-10-13 1977-10-13 Dif for ptfe oil seal

Publications (2)

Publication Number Publication Date
AU7628174A true AU7628174A (en) 1976-06-17
AU496228B2 AU496228B2 (en) 1976-06-17

Family

ID=

Also Published As

Publication number Publication date
FR2255155A1 (en) 1975-07-18
ES451077A1 (en) 1977-08-16
DE2460185A1 (en) 1975-07-03
JPS5818895B2 (en) 1983-04-15
ES451078A1 (en) 1977-09-01
GB1494214A (en) 1977-12-07
JPS50116859A (en) 1975-09-12
FR2255155B1 (en) 1978-08-18
IT1027113B (en) 1978-11-20
DE2460185C2 (en) 1986-03-27
BR7410538D0 (en) 1975-09-02
GB1494215A (en) 1977-12-07
CA1032339A (en) 1978-06-06
ES433044A1 (en) 1977-03-01

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