FR1416235A - Process for manufacturing pneumatic envelopes and machine for implementing this process - Google Patents

Process for manufacturing pneumatic envelopes and machine for implementing this process

Info

Publication number
FR1416235A
FR1416235A FR996992A FR996992A FR1416235A FR 1416235 A FR1416235 A FR 1416235A FR 996992 A FR996992 A FR 996992A FR 996992 A FR996992 A FR 996992A FR 1416235 A FR1416235 A FR 1416235A
Authority
FR
France
Prior art keywords
implementing
machine
manufacturing pneumatic
envelopes
pneumatic envelopes
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
FR996992A
Other languages
French (fr)
Inventor
Antonio Pacciarini
Dario Giletta
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.)
Pirelli and C SpA
Original Assignee
Pirelli SpA
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 Pirelli SpA filed Critical Pirelli SpA
Priority to FR996992A priority Critical patent/FR1416235A/en
Application granted granted Critical
Publication of FR1416235A publication Critical patent/FR1416235A/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)
    • B29D30/36—Expansion of tyres in a flat form, i.e. expansion to a toroidal shape independently of their building-up process, e.g. of tyres built by the flat-tyres method or by jointly covering two bead-rings
    • 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
    • B29D30/245—Drums for the single stage building process, i.e. the building-up of the cylindrical carcass and the toroidal expansion of it are realised on the same 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
    • B29D2030/3257—Folding over means, e.g. bladders or rigid arms using pressing rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
FR996992A 1963-12-03 1964-12-01 Process for manufacturing pneumatic envelopes and machine for implementing this process Expired FR1416235A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR996992A FR1416235A (en) 1963-12-03 1964-12-01 Process for manufacturing pneumatic envelopes and machine for implementing this process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2481963 1963-12-03
FR996992A FR1416235A (en) 1963-12-03 1964-12-01 Process for manufacturing pneumatic envelopes and machine for implementing this process

Publications (1)

Publication Number Publication Date
FR1416235A true FR1416235A (en) 1965-10-29

Family

ID=26211468

Family Applications (1)

Application Number Title Priority Date Filing Date
FR996992A Expired FR1416235A (en) 1963-12-03 1964-12-01 Process for manufacturing pneumatic envelopes and machine for implementing this process

Country Status (1)

Country Link
FR (1) FR1416235A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2121066A5 (en) * 1970-12-29 1972-08-18 Bridgestone Tire Co Ltd

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2121066A5 (en) * 1970-12-29 1972-08-18 Bridgestone Tire Co Ltd

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