FR2294043B3 - - Google Patents

Info

Publication number
FR2294043B3
FR2294043B3 FR7537491A FR7537491A FR2294043B3 FR 2294043 B3 FR2294043 B3 FR 2294043B3 FR 7537491 A FR7537491 A FR 7537491A FR 7537491 A FR7537491 A FR 7537491A FR 2294043 B3 FR2294043 B3 FR 2294043B3
Authority
FR
France
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
FR7537491A
Other languages
French (fr)
Other versions
FR2294043A1 (fr
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.)
Avon Tyres Ltd
Original Assignee
Avon Tyres 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 Avon Tyres Ltd filed Critical Avon Tyres Ltd
Publication of FR2294043A1 publication Critical patent/FR2294043A1/fr
Application granted granted Critical
Publication of FR2294043B3 publication Critical patent/FR2294043B3/fr
Granted 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
    • B29D30/32—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
    • B29D30/24—Drums
    • B29D30/244—Drums for manufacturing substantially cylindrical tyre components with cores or beads, e.g. carcasses
    • B29D30/246—Drums for the multiple stage building process, i.e. the building-up of the cylindrical carcass is realised on one drum and the toroidal expansion is realised after transferring on another drum
    • B29D30/247—Arrangements for the first stage only, e.g. means for radially expanding the drum to lock the beads
    • 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
    • B29D2030/3214—Locking the beads on the drum; details of the drum in the bead locking areas, e.g. drum shoulders
    • 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)
  • Manufacturing & Machinery (AREA)
  • Tyre Moulding (AREA)
FR7537491A 1974-12-09 1975-12-08 Tambour de fabrication de pneumatiques Granted FR2294043A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5321974A GB1532960A (en) 1974-12-09 1974-12-09 Tyre building drum

Publications (2)

Publication Number Publication Date
FR2294043A1 FR2294043A1 (fr) 1976-07-09
FR2294043B3 true FR2294043B3 (ja) 1978-12-01

Family

ID=10467028

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7537491A Granted FR2294043A1 (fr) 1974-12-09 1975-12-08 Tambour de fabrication de pneumatiques

Country Status (5)

Country Link
JP (1) JPS5183680A (ja)
DE (1) DE2555111A1 (ja)
FR (1) FR2294043A1 (ja)
GB (1) GB1532960A (ja)
IT (1) IT1052524B (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2401015A2 (fr) * 1977-08-24 1979-03-23 Gen Tire & Rubber Co Tambour dilatable pour la confection de pneumatiques a reglage du diametre par variation continue
US4325764A (en) * 1980-06-19 1982-04-20 The Goodyear Tire & Rubber Company Drum and method of shaping a radial tire
JPH0644674Y2 (ja) * 1990-03-30 1994-11-16 住友ゴム工業株式会社 フォーマー
EP1001876B1 (en) * 1997-05-23 2002-10-30 Vmi Epe Holland B.V. Tyre building drum with turn-up apparatus
IT1303143B1 (it) * 1998-07-10 2000-10-30 Bridgestone Firestone Tech Tamburo unistadio per la formatura di pneumatici
RU2264293C2 (ru) 2000-03-17 2005-11-20 ВМИ ЭПЕ Холланд Б.В. Барабан для сборки шин, снабженный устройством для заворота кромок браслета вверх
US20050028920A1 (en) * 2003-08-04 2005-02-10 Roedseth John Kolbjoern High crown first stage tire building drum
JP6587524B2 (ja) * 2015-11-30 2019-10-09 Ｔｏｙｏ Ｔｉｒｅ株式会社 タイヤ成形装置
NL2018011B1 (en) 2016-12-16 2018-06-26 Vmi Holland Bv Drum half, tire building machine and method for operating said tire building machine
EP3638496B1 (de) * 2017-06-16 2022-03-09 Harburg-Freudenberger Maschinenbau GmbH Verfahren und vorrichtung zur herstellung von reifen

Also Published As

Publication number Publication date
FR2294043A1 (fr) 1976-07-09
JPS5183680A (ja) 1976-07-22
GB1532960A (en) 1978-11-22
DE2555111A1 (de) 1976-06-10
IT1052524B (it) 1981-07-20

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