GB1508732A - Method of making a green tyre blank for subsequent shaping and vulcanisation and apparatus for use in the method - Google Patents

Method of making a green tyre blank for subsequent shaping and vulcanisation and apparatus for use in the method

Info

Publication number
GB1508732A
GB1508732A GB17815/76A GB1781576A GB1508732A GB 1508732 A GB1508732 A GB 1508732A GB 17815/76 A GB17815/76 A GB 17815/76A GB 1781576 A GB1781576 A GB 1781576A GB 1508732 A GB1508732 A GB 1508732A
Authority
GB
United Kingdom
Prior art keywords
rollers
tread
thickened
thickening
vulcanisation
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
GB17815/76A
Other languages
English (en)
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.)
Aerojet Rocketdyne Holdings Inc
Original Assignee
General Tire and Rubber Co
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 General Tire and Rubber Co filed Critical General Tire and Rubber Co
Publication of GB1508732A publication Critical patent/GB1508732A/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
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/30—Applying the layers; Guiding or stretching the layers during application
    • B29D30/3007—Applying the layers; Guiding or stretching the layers during application by feeding a sheet perpendicular to the drum axis and joining the ends to form an annular element
    • 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
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/38—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
    • B29D30/44—Stretching or treating the layers before application on the drum
    • B29D2030/4437—Adjusting the dimensions of the layers
    • 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
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/38—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
    • B29D30/44—Stretching or treating the layers before application on the drum
    • B29D2030/4437—Adjusting the dimensions of the layers
    • B29D2030/445—Shortening the layers, e.g. by acting on the lateral edges or on the thickness or by cutting
    • 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
    • B29L2030/00—Pneumatic or solid tyres or parts thereof
    • B29L2030/002—Treads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)
GB17815/76A 1975-08-15 1976-04-30 Method of making a green tyre blank for subsequent shaping and vulcanisation and apparatus for use in the method Expired GB1508732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/605,105 US4004958A (en) 1975-08-15 1975-08-15 Method and apparatus for producing better balanced tread components in pneumatic tires

Publications (1)

Publication Number Publication Date
GB1508732A true GB1508732A (en) 1978-04-26

Family

ID=24422291

Family Applications (1)

Application Number Title Priority Date Filing Date
GB17815/76A Expired GB1508732A (en) 1975-08-15 1976-04-30 Method of making a green tyre blank for subsequent shaping and vulcanisation and apparatus for use in the method

Country Status (6)

Country Link
US (1) US4004958A (enExample)
JP (1) JPS5223182A (enExample)
DE (1) DE2624585C3 (enExample)
FR (1) FR2320820A1 (enExample)
GB (1) GB1508732A (enExample)
IT (1) IT1061544B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2208159A (en) * 1987-06-17 1989-03-08 R E Rubber Company Ltd Apparatus and method for treading tyres

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589460A (en) * 1978-01-03 1986-05-20 Albee William H Off road vehicles
JPS57125030A (en) * 1981-01-27 1982-08-04 Bridgestone Corp Method and apparatus for winding strip rubber material around molding drum
US5389187A (en) * 1993-06-30 1995-02-14 The Goodyear Tire & Rubber Company Apparatus for tire tread application
US5662759A (en) * 1994-12-09 1997-09-02 The Goodyear Tire & Rubber Company Apparatus and method for providing uniform stretched edges of strip material for splicing
US6672148B2 (en) 2001-07-09 2004-01-06 The Goodyear Tire & Rubber Company Method of improving steering performance robustness utilizing mass non-uniformity in tire/wheel
US6606902B2 (en) 2001-07-09 2003-08-19 The Goodyear Tire & Rubber Company Method of improving steering performance robustness utilizing stiffness non-uniformity in tire/wheel
US6668635B2 (en) 2001-07-09 2003-12-30 The Goodyear Tire & Rubber Company Method of improving steering performance robustness utilizing dimensional non-uniformity in tire/wheel
MXPA05006163A (es) * 2002-12-09 2005-08-26 Michelin Rech Tech Metodo y aparato para balancear neumaticos durante recauchutado.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1679560A (en) * 1927-09-17 1928-08-07 Goodyear Tire & Rubber Method of and apparatus for treating solid-tire material
US2429032A (en) * 1942-11-24 1947-10-14 Wingfoot Corp Method for balancing pneumatic tires
US2690785A (en) * 1950-12-05 1954-10-05 Goodyear Tire & Rubber Shrinkage method and apparatus
BE569954A (enExample) * 1957-10-10
US2995177A (en) * 1958-05-16 1961-08-08 Us Rubber Co Apparatus for splicing tire treads
US3007511A (en) * 1958-08-19 1961-11-07 Goodrich Co B F Profiled tire tread splicing
US3250841A (en) * 1963-08-16 1966-05-10 Goodrich Co B F Elastomeric shrinking method and apparatus
US3725163A (en) * 1967-02-01 1973-04-03 Gen Tire & Rubber Co Method of improving performance characteristics of pneumatic tires
US3847705A (en) * 1973-01-22 1974-11-12 Uniroyal Inc Apparatus for conveying a tire tread

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2208159A (en) * 1987-06-17 1989-03-08 R E Rubber Company Ltd Apparatus and method for treading tyres

Also Published As

Publication number Publication date
DE2624585C3 (de) 1978-06-29
US4004958A (en) 1977-01-25
DE2624585A1 (de) 1977-02-17
IT1061544B (it) 1983-04-30
FR2320820B1 (enExample) 1979-05-04
JPS5223182A (en) 1977-02-21
DE2624585B2 (de) 1977-11-17
FR2320820A1 (fr) 1977-03-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee