IT1090972B - Elemento di tenuta per alberi e relativo procedimento di fabbricazione - Google Patents

Elemento di tenuta per alberi e relativo procedimento di fabbricazione

Info

Publication number
IT1090972B
IT1090972B IT51907/77A IT5190777A IT1090972B IT 1090972 B IT1090972 B IT 1090972B IT 51907/77 A IT51907/77 A IT 51907/77A IT 5190777 A IT5190777 A IT 5190777A IT 1090972 B IT1090972 B IT 1090972B
Authority
IT
Italy
Prior art keywords
trees
sealing element
manufacturing procedure
related manufacturing
procedure
Prior art date
Application number
IT51907/77A
Other languages
English (en)
Original Assignee
Garlock 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 Garlock Inc filed Critical Garlock Inc
Application granted granted Critical
Publication of IT1090972B publication Critical patent/IT1090972B/it

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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/027—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles having an axis of symmetry
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • 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
    • 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
    • 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
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/924—Deformation, material removal, or molding for manufacture of seal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/047—Seal ring
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
IT51907/77A 1976-12-01 1977-11-22 Elemento di tenuta per alberi e relativo procedimento di fabbricazione IT1090972B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/746,392 US4171561A (en) 1976-12-01 1976-12-01 Molded lip seal with polytetrafluoroethylene liner and method for making the same

Publications (1)

Publication Number Publication Date
IT1090972B true IT1090972B (it) 1985-06-26

Family

ID=25000642

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51907/77A IT1090972B (it) 1976-12-01 1977-11-22 Elemento di tenuta per alberi e relativo procedimento di fabbricazione

Country Status (6)

Country Link
US (1) US4171561A (it)
CA (1) CA1120071A (it)
DE (1) DE2753170C2 (it)
FR (1) FR2373003A1 (it)
GB (1) GB1578897A (it)
IT (1) IT1090972B (it)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258927A (en) * 1978-12-13 1981-03-31 Garlock Inc. Shaft seal with retractable polytetrafluoroethylene-lined sealing lip
BR7808949A (pt) * 1979-01-24 1981-06-30 Federal Mogul Corp Processo de formacao de um vedador de rebordo radial elastomerico com um elemento postico antidesgaste,solido,deformavel e nao moldavel e vedador de rebordo radial elastomerico fluidico
US4289321A (en) * 1979-02-27 1981-09-15 Garlock Inc Pressure shaft seal and method
US4406847A (en) * 1979-03-23 1983-09-27 Garlock Inc. Method for making a lip type shaft seal having a resin liner
DE3068000D1 (en) * 1979-03-23 1984-07-05 Garlock Inc Method for making a lip type shaft seal having a resin liner
US4243235A (en) * 1979-07-02 1981-01-06 The Mather Company Composite polytetrafluoroethylene and elastomer lip seal
US4311316A (en) * 1979-10-29 1982-01-19 Garlock Inc. Shaft seal and method
US4341162A (en) * 1980-08-18 1982-07-27 Dayco Corporation Railway center plate liner
US4464322A (en) * 1983-01-05 1984-08-07 Federal-Mogul Corp. Method of making a seal
US4689190A (en) * 1983-12-19 1987-08-25 Chicago Rawhide Mfg. Co. Method of and apparatus for molding a composite fluorocarbon helix seal
US4667968A (en) * 1984-02-10 1987-05-26 Federal-Mogul Corporation Dual-lip grease-retaining and dirt-excluding shaft seal
DE3565168D1 (en) * 1984-02-10 1988-10-27 Federal Mogul Corp Unitized dual-lip shaft seal
US4555376A (en) * 1984-03-12 1985-11-26 Federal-Mogul Corporation Molding an elastomeric ring while bonding it to a metal case and to a fluorocarbon washer
US4578856A (en) * 1984-04-11 1986-04-01 Federal-Mogul Corporation Method and mold for making a dual-lip shaft seal with one spring urged lip
US4512586A (en) * 1984-05-18 1985-04-23 Smith Russell G Seal with preformed V-shaped packing rings and method
FR2579925B1 (it) * 1985-04-03 1987-05-15 Procal
DE3519053A1 (de) * 1985-05-28 1986-12-18 W.R. Grace & Co., Cambridge, Mass. Dichtungsmasse
DE3641209A1 (de) * 1986-12-03 1988-06-16 Kaco Gmbh Co Dichtring und verfahren zur herstellung eines solchen dichtringes
US5183617A (en) * 1987-03-27 1993-02-02 Nok Corporation Method of manufacturing a hermetic sealing apparatus for sealing two members which rotate relative to each other
JPH0332843Y2 (it) * 1987-03-27 1991-07-11
SE463632B (sv) * 1987-08-14 1990-12-17 Skega Ab Pneumatiktaetning
US4820140A (en) * 1987-10-26 1989-04-11 Sigma-Tek, Inc. Self-lubricating rotary vane pump
GB2220995B (en) * 1988-07-21 1992-09-23 Woodville Polymer Eng A rotary shaft seal
US5104603A (en) * 1988-08-05 1992-04-14 Nok Corporation Method of manufacturing sealing apparatus and mold
US5013052A (en) * 1989-05-03 1991-05-07 Federal-Mogul Corporation Oil seal having attached thereto two aligned polytetrafluoroethylene pieces forming seal lips
US5082612A (en) * 1989-05-03 1992-01-21 Federal-Mogul Corporation Method of making an oil seal having two lips formed by splitting the blank
GB9109900D0 (en) * 1991-05-08 1991-07-03 Draftex Ind Ltd Sealing and guiding strips
US5232712A (en) * 1991-06-28 1993-08-03 Brown University Research Foundation Extrusion apparatus and systems
US5348314A (en) * 1993-03-12 1994-09-20 Dana Corporation Seals with indicia and method of molding seals with indicia to allow inspection after trimming
US6004498A (en) * 1994-04-04 1999-12-21 Toyoda Gosei Co. Ltd. Method for molding resin to skin members
DE4442081C2 (de) * 1994-11-25 1997-07-03 Bruss Dichtungstechnik Dichtung für bewegte Bauteile
US5577741A (en) * 1995-07-17 1996-11-26 Brenco Incorporated Combination lip and sleeve seal and its method of manufacture
US5927567A (en) * 1996-11-12 1999-07-27 Owens-Illinois Closure Inc. Dispensing closure and method of making
US6050570A (en) * 1998-01-30 2000-04-18 The Timken Company Seal with bi-modulus lip
DE19839502C2 (de) * 1998-08-29 2001-06-07 Freudenberg Carl Fa Dichtring
US20020158421A1 (en) * 2001-02-23 2002-10-31 Johnston David Ernest Shaft seal having a hinge and a liner
DE10101915C2 (de) * 2001-01-16 2003-08-07 Federal Mogul Sealing Sys Spa Verfahren zur Abdichtung für ein Kurbelwellengehäuse
DE10102302A1 (de) * 2001-01-19 2002-08-01 Elbe & Sohn Gmbh & Co Kg G Dichtungssystem für Kreuzgelenke bzw. Doppelkreuzgelenke
US6620361B1 (en) 2002-07-09 2003-09-16 Federal-Mogul World Wide, Inc. Method of manufacturing a composite seal
US6988733B2 (en) * 2003-02-13 2006-01-24 Federal-Mogul World Wide, Inc. Bonded PTFE radial shaft seal
US20040222557A1 (en) * 2003-05-06 2004-11-11 Lear Corporation Insert molding tool for spray polyurethane
KR100559585B1 (ko) * 2003-12-17 2006-03-10 현대자동차주식회사 캠 샤프트 오일 시일의 제조방법
GB2411701B (en) * 2004-01-19 2008-01-02 Michael Pattemore A seal for gland packing
US7827786B2 (en) * 2007-05-24 2010-11-09 Gm Global Technology Operations, Inc. Seal assembly for reducing fluid loss from transmission pump
US8349626B2 (en) 2010-03-23 2013-01-08 Gtat Corporation Creation of low-relief texture for a photovoltaic cell
US9103446B2 (en) * 2010-09-15 2015-08-11 Aktiebolaget Skf Fluid seal assembly
DE102010045672B3 (de) 2010-09-17 2012-03-01 Carl Freudenberg Kg Verfahren zur Herstellung einer Dichtung
US9120261B2 (en) 2012-02-13 2015-09-01 Cameron International Corporation Seal molding sleeve
CA3097674C (en) * 2018-05-15 2023-12-19 Kalsi Engineering Inc. Rotary seal and method of making same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2804324A (en) * 1953-09-11 1957-08-27 Gen Motors Corp Seal
US3276115A (en) * 1963-04-03 1966-10-04 Michigan Prec Molded Inc Method of making shaft seals
US3462333A (en) * 1965-02-25 1969-08-19 Ramsey Corp Method of making seal
FR1508575A (fr) * 1967-01-18 1968-01-05 Chromex Procédé pour la fabrication d'un dispositif d'étanchéité, notamment pour paliers arrières de vilebrequin de moteurs à combustion interne et dispositif d'étanchéité ainsi obtenu
US3493645A (en) * 1967-09-29 1970-02-03 Ford Motor Co Process for manufacturing seals
US3972975A (en) * 1971-07-14 1976-08-03 Nodalon Co., Ltd. Method of manufacturing inlaid hollow plastic ball
US3806398A (en) * 1972-01-17 1974-04-23 Revere Ind Inc Plastic articles of manufacture and methods of making same
DD107968A1 (it) * 1972-05-23 1974-08-20
DE7409992U (de) * 1974-03-22 1975-05-22 Howaldtswerke Deutsche Werft Ag Dichtring fuer sich drehende teile z.b.wellen
FR2296799A1 (fr) * 1974-12-31 1976-07-30 Chromex Sa Joint d'etancheite de traversee de paroi pour organe mobile

Also Published As

Publication number Publication date
GB1578897A (en) 1980-11-12
CA1120071A (en) 1982-03-16
FR2373003B1 (it) 1982-11-05
FR2373003A1 (fr) 1978-06-30
DE2753170A1 (de) 1978-06-08
DE2753170C2 (de) 1986-07-17
US4171561A (en) 1979-10-23

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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: 19961127