FR861569A - Improvements in the manufacture of pneumatic tires, equipment intended for this manufacture and tires obtained by this process - Google Patents

Improvements in the manufacture of pneumatic tires, equipment intended for this manufacture and tires obtained by this process

Info

Publication number
FR861569A
FR861569A FR861569DA FR861569A FR 861569 A FR861569 A FR 861569A FR 861569D A FR861569D A FR 861569DA FR 861569 A FR861569 A FR 861569A
Authority
FR
France
Prior art keywords
manufacture
tires
equipment intended
pneumatic tires
pneumatic
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
French (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.)
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 FR861569A publication Critical patent/FR861569A/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
    • B29D30/28—Rolling-down or pressing-down the layers in the building process
    • 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)
FR861569D 1938-11-11 1939-11-11 Improvements in the manufacture of pneumatic tires, equipment intended for this manufacture and tires obtained by this process Expired FR861569A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB861569X 1938-11-11
GB32835/38A GB522424A (en) 1938-11-11 1938-11-11 Improvements in or relating to the manufacture of pneumatic tyres and apparatus therefor

Publications (1)

Publication Number Publication Date
FR861569A true FR861569A (en) 1941-02-12

Family

ID=26261583

Family Applications (1)

Application Number Title Priority Date Filing Date
FR861569D Expired FR861569A (en) 1938-11-11 1939-11-11 Improvements in the manufacture of pneumatic tires, equipment intended for this manufacture and tires obtained by this process

Country Status (2)

Country Link
FR (1) FR861569A (en)
GB (1) GB522424A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2443551A (en) * 1944-10-16 1948-06-15 Ronald J Beam Tire making and building apparatus
FR1169922A (en) * 1957-03-21 1959-01-07 Dunlop Sa Device for laying the bead wires and folding down the fabrics for the making of pneumatic tire casings
US3025209A (en) * 1958-11-29 1962-03-13 Dunlop Rubber Co Ply turning device for use in the manufacture of pneumatic tyres
GB2182894B (en) * 1985-11-13 1989-10-04 Bates W & A Ltd Tyre building apparatus
ATE500957T1 (en) * 2006-06-29 2011-03-15 Pirelli METHOD AND DEVICE FOR PRODUCING A Pneumatic TIRE
WO2009081221A1 (en) * 2007-12-21 2009-07-02 Pirelli Tyre S.P.A. Process and plant for building tyres for vehicle wheels

Also Published As

Publication number Publication date
GB522424A (en) 1940-06-18

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