IT1144468B - Dispositivo di prima formatura di carcasse di pneumatici - Google Patents
Dispositivo di prima formatura di carcasse di pneumaticiInfo
- Publication number
- IT1144468B IT1144468B IT68117/81A IT6811781A IT1144468B IT 1144468 B IT1144468 B IT 1144468B IT 68117/81 A IT68117/81 A IT 68117/81A IT 6811781 A IT6811781 A IT 6811781A IT 1144468 B IT1144468 B IT 1144468B
- Authority
- IT
- Italy
- Prior art keywords
- carcases
- tire
- forming device
- forming
- tire carcases
- Prior art date
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
- B29D30/245—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
- B29D30/24—Drums
- B29D30/26—Accessories or details, e.g. membranes, transfer rings
- B29D2030/2628—Bladders for shaping the inner parts of the tyre beads or sidewalls
-
- 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
- B29D2030/3235—Folding over means, e.g. bladders or rigid arms using two or more bladders acting on each side of the drum
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT68117/81A IT1144468B (it) | 1981-08-12 | 1981-08-12 | Dispositivo di prima formatura di carcasse di pneumatici |
ZA825225A ZA825225B (en) | 1981-08-12 | 1982-07-21 | Primary forming device for tire casings |
EP82106666A EP0071840A1 (en) | 1981-08-12 | 1982-07-23 | Primary forming device for tire casings |
ES514911A ES8307586A1 (es) | 1981-08-12 | 1982-08-11 | Perfeccionamientos en dispositivos de modelado primario para carcasas de cubiertas. |
BR8204718A BR8204718A (pt) | 1981-08-12 | 1982-08-11 | Dispositivo modelador primario para capas de pneus |
JP57139263A JPS5853429A (ja) | 1981-08-12 | 1982-08-12 | タイヤ・ケ−シングに対する−次形成装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT68117/81A IT1144468B (it) | 1981-08-12 | 1981-08-12 | Dispositivo di prima formatura di carcasse di pneumatici |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8168117A0 IT8168117A0 (it) | 1981-08-12 |
IT1144468B true IT1144468B (it) | 1986-10-29 |
Family
ID=11307969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT68117/81A IT1144468B (it) | 1981-08-12 | 1981-08-12 | Dispositivo di prima formatura di carcasse di pneumatici |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0071840A1 (it) |
JP (1) | JPS5853429A (it) |
BR (1) | BR8204718A (it) |
ES (1) | ES8307586A1 (it) |
IT (1) | IT1144468B (it) |
ZA (1) | ZA825225B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0645194B2 (ja) * | 1990-07-24 | 1994-06-15 | 住友ゴム工業株式会社 | 生タイヤ成形機におけるビードロック方法及びその装置 |
IT1245025B (it) * | 1991-03-26 | 1994-09-13 | Firestone Int Dev Spa | Dispositivo di formatura per pneumatici |
JP3157543B2 (ja) * | 1991-05-29 | 2001-04-16 | 株式会社ブリヂストン | ビードロック装置およびこれを用いたビードロック方法 |
US5433814A (en) * | 1992-06-29 | 1995-07-18 | Yasushi Nojiri | Green tire building apparatus |
JP2001293793A (ja) * | 2000-04-14 | 2001-10-23 | Bridgestone Corp | タイヤ成形ドラム |
KR101364664B1 (ko) | 2007-02-15 | 2014-02-19 | 피렐리 타이어 소시에떼 퍼 아찌오니 | 타이어 제조를 위한 공정 및 장치 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3784437A (en) * | 1969-11-28 | 1974-01-08 | Goodyear Tire & Rubber | Tire building apparatus |
US3816218A (en) * | 1972-03-29 | 1974-06-11 | Goodyear Tire & Rubber | Tire building drum |
DE2225851C3 (de) * | 1972-05-27 | 1978-05-18 | Phoenix Gummiwerke Ag, 2100 Hamburg | Vorrichtung zum Herstellen von Gürtelreifen |
US4010058A (en) * | 1975-05-16 | 1977-03-01 | The Goodyear Tire & Rubber Company | Tire building drum |
US4226656A (en) * | 1979-04-02 | 1980-10-07 | The Goodyear Tire & Rubber Company | Tire carcass assembly |
-
1981
- 1981-08-12 IT IT68117/81A patent/IT1144468B/it active
-
1982
- 1982-07-21 ZA ZA825225A patent/ZA825225B/xx unknown
- 1982-07-23 EP EP82106666A patent/EP0071840A1/en not_active Withdrawn
- 1982-08-11 ES ES514911A patent/ES8307586A1/es not_active Expired
- 1982-08-11 BR BR8204718A patent/BR8204718A/pt unknown
- 1982-08-12 JP JP57139263A patent/JPS5853429A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT8168117A0 (it) | 1981-08-12 |
JPS5853429A (ja) | 1983-03-30 |
EP0071840A1 (en) | 1983-02-16 |
ZA825225B (en) | 1983-05-25 |
ES514911A0 (es) | 1983-08-01 |
ES8307586A1 (es) | 1983-08-01 |
BR8204718A (pt) | 1983-08-02 |
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