FR1479334A - Variable diameter drum for making casings for pneumatic tires - Google Patents

Variable diameter drum for making casings for pneumatic tires

Info

Publication number
FR1479334A
FR1479334A FR53138A FR53138A FR1479334A FR 1479334 A FR1479334 A FR 1479334A FR 53138 A FR53138 A FR 53138A FR 53138 A FR53138 A FR 53138A FR 1479334 A FR1479334 A FR 1479334A
Authority
FR
France
Prior art keywords
pneumatic tires
variable diameter
diameter drum
making casings
casings
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
FR53138A
Other languages
French (fr)
Inventor
Noel Nebout
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.)
Dunlop France SA
Original Assignee
Dunlop France SA
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 Dunlop France SA filed Critical Dunlop France SA
Priority to FR53138A priority Critical patent/FR1479334A/en
Priority to GB1113067A priority patent/GB1178734A/en
Application granted granted Critical
Publication of FR1479334A publication Critical patent/FR1479334A/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
    • B29D30/24—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
FR53138A 1966-03-11 1966-03-11 Variable diameter drum for making casings for pneumatic tires Expired FR1479334A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR53138A FR1479334A (en) 1966-03-11 1966-03-11 Variable diameter drum for making casings for pneumatic tires
GB1113067A GB1178734A (en) 1966-03-11 1967-03-09 Tyre Building Apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR53138A FR1479334A (en) 1966-03-11 1966-03-11 Variable diameter drum for making casings for pneumatic tires

Publications (1)

Publication Number Publication Date
FR1479334A true FR1479334A (en) 1967-05-05

Family

ID=8603573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR53138A Expired FR1479334A (en) 1966-03-11 1966-03-11 Variable diameter drum for making casings for pneumatic tires

Country Status (2)

Country Link
FR (1) FR1479334A (en)
GB (1) GB1178734A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2320180A1 (en) * 1975-08-04 1977-03-04 Goodyear Tire & Rubber METHOD AND APPARATUS FOR BUILDING A CLOSED TORIC TIRE

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4929298A (en) * 1988-05-13 1990-05-29 The Goodyear Tire & Rubber Company Tire building drum including an expandable segmental cylinder assembly and a vacuum chamber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2320180A1 (en) * 1975-08-04 1977-03-04 Goodyear Tire & Rubber METHOD AND APPARATUS FOR BUILDING A CLOSED TORIC TIRE

Also Published As

Publication number Publication date
GB1178734A (en) 1970-01-21

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