FR832597A - Perfectionnements apportés aux conformateurs repliables - Google Patents

Perfectionnements apportés aux conformateurs repliables

Info

Publication number
FR832597A
FR832597A FR832597DA FR832597A FR 832597 A FR832597 A FR 832597A FR 832597D A FR832597D A FR 832597DA FR 832597 A FR832597 A FR 832597A
Authority
FR
France
Prior art keywords
conformers
folding
improvements made
folding conformers
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
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.)
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
Application granted granted Critical
Publication of FR832597A publication Critical patent/FR832597A/fr
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
    • B29D30/248—Drums of the undercut type without toroidal expansion, e.g. with provisions for folding down the plies, for positioning the beads under the surface of the drum

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR832597D 1937-01-29 1938-01-24 Perfectionnements apportés aux conformateurs repliables Expired FR832597A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2604/37A GB491246A (en) 1937-01-29 1937-01-29 Improvements in collapsible segmental formers for tyre building

Publications (1)

Publication Number Publication Date
FR832597A true FR832597A (fr) 1938-09-29

Family

ID=9742490

Family Applications (1)

Application Number Title Priority Date Filing Date
FR832597D Expired FR832597A (fr) 1937-01-29 1938-01-24 Perfectionnements apportés aux conformateurs repliables

Country Status (4)

Country Link
US (1) US2168588A (fr)
DE (1) DE689361C (fr)
FR (1) FR832597A (fr)
GB (1) GB491246A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5320701A (en) * 1992-11-04 1994-06-14 Illinois Tool Works Inc. Tire building drum

Also Published As

Publication number Publication date
GB491246A (en) 1938-08-29
US2168588A (en) 1939-08-08
DE689361C (de) 1940-03-18

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