BE823554A - Procede de realisation d'elements d'etancheite en polytetrafluoroethylene a effet hydrodynamique - Google Patents

Procede de realisation d'elements d'etancheite en polytetrafluoroethylene a effet hydrodynamique

Info

Publication number
BE823554A
BE823554A BE151676A BE151676A BE823554A BE 823554 A BE823554 A BE 823554A BE 151676 A BE151676 A BE 151676A BE 151676 A BE151676 A BE 151676A BE 823554 A BE823554 A BE 823554A
Authority
BE
Belgium
Prior art keywords
washer
stamping
roughing
billet
drilling
Prior art date
Application number
BE151676A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE823554A publication Critical patent/BE823554A/fr

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
    • 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. polytetrafluoroethylene, e.g. ePTFE, i.e. expanded polytetrafluoroethylene
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Gasket Seals (AREA)
  • Sealing Material Composition (AREA)
BE151676A 1973-12-19 1974-12-19 Procede de realisation d'elements d'etancheite en polytetrafluoroethylene a effet hydrodynamique BE823554A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42636573A 1973-12-19 1973-12-19

Publications (1)

Publication Number Publication Date
BE823554A true BE823554A (fr) 1975-06-19

Family

ID=23690499

Family Applications (1)

Application Number Title Priority Date Filing Date
BE151676A BE823554A (fr) 1973-12-19 1974-12-19 Procede de realisation d'elements d'etancheite en polytetrafluoroethylene a effet hydrodynamique

Country Status (2)

Country Link
JP (2) JPS6056618B2 (mo)
BE (1) BE823554A (mo)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60120042A (ja) * 1983-12-01 1985-06-27 Uchiyama Mfg Corp 軸受用密封材の製造方法
JPS60120041A (ja) * 1983-12-01 1985-06-27 Uchiyama Mfg Corp 軸受用密封材の製造方法
JPH02229966A (ja) * 1989-02-28 1990-09-12 Taiho Kogyo Co Ltd リップシール装置

Also Published As

Publication number Publication date
JPS57126635A (en) 1982-08-06
JPS59131437A (ja) 1984-07-28
JPS6352567B2 (mo) 1988-10-19
JPS6056618B2 (ja) 1985-12-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: FEDERAL-MOGUL CORP.

Effective date: 19861231