GB2327396B - Improvements in tyre manufacture - Google Patents

Improvements in tyre manufacture

Info

Publication number
GB2327396B
GB2327396B GB9715456A GB9715456A GB2327396B GB 2327396 B GB2327396 B GB 2327396B GB 9715456 A GB9715456 A GB 9715456A GB 9715456 A GB9715456 A GB 9715456A GB 2327396 B GB2327396 B GB 2327396B
Authority
GB
United Kingdom
Prior art keywords
tyre manufacture
tyre
manufacture
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 - Fee Related
Application number
GB9715456A
Other versions
GB9715456D0 (en
GB2327396A (en
Inventor
Eric Holroyd
Colin Holroyd
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.)
Holroyd Associates Ltd
Original Assignee
Holroyd Associates Ltd
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 Holroyd Associates Ltd filed Critical Holroyd Associates Ltd
Priority to GB9715456A priority Critical patent/GB2327396B/en
Publication of GB9715456D0 publication Critical patent/GB9715456D0/en
Priority to AU84548/98A priority patent/AU8454898A/en
Priority to PCT/GB1998/002198 priority patent/WO1999004953A2/en
Publication of GB2327396A publication Critical patent/GB2327396A/en
Application granted granted Critical
Publication of GB2327396B publication Critical patent/GB2327396B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29D30/10—Building tyres on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre
    • B29D30/12—Cores
    • 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
    • B29D30/10—Building tyres on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre
    • B29D30/18—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • 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
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B29D2030/3221—Folding over means, e.g. bladders or rigid arms
    • B29D2030/3228—Folding over means, e.g. bladders or rigid arms using one bladder acting on each side of the drum
    • 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
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B29D2030/3221—Folding over means, e.g. bladders or rigid arms
    • B29D2030/3264—Folding over means, e.g. bladders or rigid arms using radially expandable, contractible mechanical means, e.g. circumferentially spaced arms, spring rollers, cages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)
GB9715456A 1997-07-23 1997-07-23 Improvements in tyre manufacture Expired - Fee Related GB2327396B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9715456A GB2327396B (en) 1997-07-23 1997-07-23 Improvements in tyre manufacture
AU84548/98A AU8454898A (en) 1997-07-23 1998-07-22 Improvements in tyre manufacture
PCT/GB1998/002198 WO1999004953A2 (en) 1997-07-23 1998-07-22 Improvements in tyre manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9715456A GB2327396B (en) 1997-07-23 1997-07-23 Improvements in tyre manufacture

Publications (3)

Publication Number Publication Date
GB9715456D0 GB9715456D0 (en) 1997-09-24
GB2327396A GB2327396A (en) 1999-01-27
GB2327396B true GB2327396B (en) 2001-06-13

Family

ID=10816277

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9715456A Expired - Fee Related GB2327396B (en) 1997-07-23 1997-07-23 Improvements in tyre manufacture

Country Status (3)

Country Link
AU (1) AU8454898A (en)
GB (1) GB2327396B (en)
WO (1) WO1999004953A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4453168B2 (en) * 2000-06-23 2010-04-21 日本電気株式会社 Mobile communication control method, cellular system, mobile station, base station, and base station controller
KR100906737B1 (en) * 2007-11-05 2009-07-09 한국타이어 주식회사 Bead structure building apparatus in green tire building machine
US20130186554A1 (en) * 2012-01-23 2013-07-25 Dennis Alan Lundell Trapezoidal tire-building mandrels

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB964686A (en) * 1961-10-10 1964-07-22 Continental Gummi Werke Ag Improvements in or relating to machines for producing carcases for pneumatic vehicle tyres
GB1221475A (en) * 1967-05-29 1971-02-03 Nrm Corp Tire building machine
GB1247250A (en) * 1968-03-30 1971-09-22 Continental Gummi Werke Ag Improvements in or relating to tyre manufacture
US3785905A (en) * 1971-06-28 1974-01-15 P Badenkov Equipment for building pneumatic tyres

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1423929A (en) * 1916-06-19 1922-07-25 Fisk Rubber Co Method of and apparatus for forming a tire bead
US1647164A (en) * 1925-11-30 1927-11-01 Fisk Rubber Co Building-core read ring
US3173821A (en) * 1959-12-09 1965-03-16 Dunlop Tire & Rubber Corp Ply turning device for use in the manufacture of pneumatic tyres
US3971694A (en) * 1966-02-25 1976-07-27 Nrm Corporation Manufacture of radial-carcass tires
FR2093180A5 (en) * 1970-06-04 1972-01-28 Gazuit Georges Radial tyre forming drum
JPS574411A (en) * 1980-06-11 1982-01-11 Mitsuboshi Belting Ltd Bicycle tire and its manufacturing method
US5885387A (en) * 1995-12-08 1999-03-23 Sumitomo Rubber Industries, Ltd. Pneumatic tire having endless carcass cord ply

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB964686A (en) * 1961-10-10 1964-07-22 Continental Gummi Werke Ag Improvements in or relating to machines for producing carcases for pneumatic vehicle tyres
GB1221475A (en) * 1967-05-29 1971-02-03 Nrm Corp Tire building machine
GB1247250A (en) * 1968-03-30 1971-09-22 Continental Gummi Werke Ag Improvements in or relating to tyre manufacture
US3785905A (en) * 1971-06-28 1974-01-15 P Badenkov Equipment for building pneumatic tyres

Also Published As

Publication number Publication date
AU8454898A (en) 1999-02-16
WO1999004953A2 (en) 1999-02-04
GB9715456D0 (en) 1997-09-24
WO1999004953A3 (en) 1999-04-08
GB2327396A (en) 1999-01-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010913