IT1027113B - PROCEDURE AND DEVICE FOR THE MANUFACTURING OF SEALING ELEMENTS OF POLYTETRAPHYLORCETYLENE AND SIMILAR - Google Patents

PROCEDURE AND DEVICE FOR THE MANUFACTURING OF SEALING ELEMENTS OF POLYTETRAPHYLORCETYLENE AND SIMILAR

Info

Publication number
IT1027113B
IT1027113B IT7067474A IT7067474A IT1027113B IT 1027113 B IT1027113 B IT 1027113B IT 7067474 A IT7067474 A IT 7067474A IT 7067474 A IT7067474 A IT 7067474A IT 1027113 B IT1027113 B IT 1027113B
Authority
IT
Italy
Prior art keywords
polytetraphylorcetylene
procedure
manufacturing
similar
sealing elements
Prior art date
Application number
IT7067474A
Other languages
Italian (it)
Original Assignee
Federal Mogul Corp
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 Corp filed Critical Federal Mogul Corp
Application granted granted Critical
Publication of IT1027113B publication Critical patent/IT1027113B/en

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)
IT7067474A 1973-12-19 1974-12-18 PROCEDURE AND DEVICE FOR THE MANUFACTURING OF SEALING ELEMENTS OF POLYTETRAPHYLORCETYLENE AND SIMILAR IT1027113B (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

Publications (1)

Publication Number Publication Date
IT1027113B true IT1027113B (en) 1978-11-20

Family

ID=27411508

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7067474A IT1027113B (en) 1973-12-19 1974-12-18 PROCEDURE AND DEVICE FOR THE MANUFACTURING OF SEALING ELEMENTS OF POLYTETRAPHYLORCETYLENE AND SIMILAR

Country Status (8)

Country Link
JP (1) JPS5818895B2 (en)
BR (1) BR7410538D0 (en)
CA (1) CA1032339A (en)
DE (1) DE2460185C2 (en)
ES (3) ES433044A1 (en)
FR (1) FR2255155B1 (en)
GB (2) GB1494215A (en)
IT (1) IT1027113B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2852383C2 (en) * 1978-12-04 1983-06-30 Federal-Mogul Corp., Southfield, Mich. Oil seal
GB2123903B (en) * 1982-07-09 1985-11-27 Dowty Seals Ltd Seals
US4440405A (en) * 1982-09-29 1984-04-03 Dana Corporation Hydrodynamic shaft seal with continuously divergent seal element
DE3246152C2 (en) * 1982-12-14 1985-01-03 Fa. Carl Freudenberg, 6940 Weinheim Process for the production of a shaft seal
DE3329386C1 (en) * 1983-08-13 1987-10-01 Fa. Carl Freudenberg, 6940 Weinheim Process for the production of a seal
JPS60120041A (en) * 1983-12-01 1985-06-27 Uchiyama Mfg Corp Manufacture of sealing material for bearing
JPS60120042A (en) * 1983-12-01 1985-06-27 Uchiyama Mfg Corp Manufacture of sealing material for bearing
US4501431A (en) * 1983-12-19 1985-02-26 Chicago Rawhide Manufacturing Company Composite teflon helix seal
DE3403686A1 (en) * 1984-02-03 1985-08-08 Elring Dichtungswerke Gmbh, 7012 Fellbach Radial shaft sealing ring
JPH0225973Y2 (en) * 1984-09-28 1990-07-16
JPH0663572B2 (en) * 1985-12-06 1994-08-22 エヌオーケー株式会社 Method for manufacturing sealing device
JPH06103069B2 (en) * 1986-02-15 1994-12-14 エヌオーケー株式会社 Oil seal manufacturing method
DE3731981A1 (en) * 1987-09-23 1989-04-06 Goetze Ag Process for producing a packing sleeve of polytetrafluoroethylene
EP0615085B2 (en) * 1993-03-12 2000-01-26 Dichtungstechnik G. Bruss GmbH & Co. KG Method for making a shaft seal
DE4307964C2 (en) * 1993-03-12 1996-02-01 Bruss Dichtungstechnik Radial shaft seal
DE4442081C2 (en) * 1994-11-25 1997-07-03 Bruss Dichtungstechnik Seal for moving components
DE4442080C2 (en) * 1994-11-25 1997-05-22 Bruss Dichtungstechnik Method for producing a seal for moving components and seal produced using the method
DE19501724C1 (en) * 1995-01-20 1996-10-10 Bruss Dichtungstechnik Radial packing ring as sealing ring for rotating shafts
DE10037017C2 (en) * 2000-07-29 2002-10-02 Zf Sachs Ag Method of making a flat gasket
DE102008003896B4 (en) 2008-01-10 2022-08-18 Bayerische Motoren Werke Aktiengesellschaft Motor vehicle with a sealing element
DE202014011034U1 (en) * 2014-11-28 2017-06-23 Elringklinger Ag sealing element

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2804325A (en) * 1954-07-16 1957-08-27 Gen Motors Corp Fluid seal
US2889163A (en) * 1957-07-26 1959-06-02 Federal Mogul Bower Bearings Oil seals
NL284907A (en) * 1961-11-01
DE1872175U (en) * 1963-03-06 1963-05-16 Goetzewerke DEVICE FOR PARTING HOSE RINGS.
US3275332A (en) * 1964-03-02 1966-09-27 Federal Mogul Corp Oil seal

Also Published As

Publication number Publication date
GB1494215A (en) 1977-12-07
FR2255155A1 (en) 1975-07-18
ES451077A1 (en) 1977-08-16
GB1494214A (en) 1977-12-07
FR2255155B1 (en) 1978-08-18
DE2460185A1 (en) 1975-07-03
ES451078A1 (en) 1977-09-01
BR7410538D0 (en) 1975-09-02
ES433044A1 (en) 1977-03-01
JPS5818895B2 (en) 1983-04-15
AU7628174A (en) 1976-06-17
DE2460185C2 (en) 1986-03-27
JPS50116859A (en) 1975-09-12
CA1032339A (en) 1978-06-06

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