ES2093059T3 - Metodo y dispositivo para fabricar bolsas de vulcanizacion. - Google Patents
Metodo y dispositivo para fabricar bolsas de vulcanizacion.Info
- Publication number
- ES2093059T3 ES2093059T3 ES91118987T ES91118987T ES2093059T3 ES 2093059 T3 ES2093059 T3 ES 2093059T3 ES 91118987 T ES91118987 T ES 91118987T ES 91118987 T ES91118987 T ES 91118987T ES 2093059 T3 ES2093059 T3 ES 2093059T3
- Authority
- ES
- Spain
- Prior art keywords
- chamber
- mold
- interior
- vulcanization
- healing
- 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 - Lifetime
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
- B29D30/10—Building tyres on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre
- B29D30/18—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)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0654—Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/02—Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould cavity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
- B29C45/435—Removing or ejecting moulded articles using fluid under pressure introduced between a mould core and a hollow resilient undercut article, e.g. bellows
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
- B29C45/4407—Removing or ejecting moulded articles for undercut articles by flexible movement of undercut portions of the articles
-
- 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)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0654—Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms
- B29D2030/0655—Constructional or chemical features of the flexible cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2021/00—Use of unspecified rubbers as moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Tyre Moulding (AREA)
Abstract
UN METODO Y DISPOSITIVO PARA FABRICAR CAMARAS DE CURACION (2) EN LAS QUE UN MOLDE DE CURACION (3), POR MEDIO DE UNA PRIMERA (4) Y SEGUNDA (5) MITAD DE MOLDE Y UN NUCLEO INTERNO (6), UNA CAMARA DE MOLDEADO INTERIOR (7) Y UNA CAMARA DE INYECCION EXTERNA (34) QUE SE COMINICA CON LA CAMARA INTERNA (7) Y QUE SE COMPONE DE UNA CAMARA DE VOLUMEN VARIABLE DE UN CILINDRO DE INYECCION (59); SIENDO ALIMENTADA LA CAMARA EXTERNA (34) CON UNA MASA (35) DE CAUCHO CRUDO CALENTADO QUE SE INYECTA EN LA CAMARA INTERIOR (7) CON EL MOLDE (3) CERRADO Y, AL CURARSE, SE EXTRAE DEL MOLDE (3) ABRIENDO LA CAMARA INTERIOR (7) Y EXTRAYENDO EL NUCLEO INTERNO (6).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67878A IT1241314B (it) | 1990-11-09 | 1990-11-09 | Metodo e dispositivo per la realizzazione di camere d'aria per stampi di vulcanizzazione |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2093059T3 true ES2093059T3 (es) | 1996-12-16 |
Family
ID=11306030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES91118987T Expired - Lifetime ES2093059T3 (es) | 1990-11-09 | 1991-11-07 | Metodo y dispositivo para fabricar bolsas de vulcanizacion. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5310518A (es) |
EP (1) | EP0484939B1 (es) |
JP (1) | JP3172218B2 (es) |
KR (1) | KR920009550A (es) |
DE (1) | DE69122714T2 (es) |
ES (1) | ES2093059T3 (es) |
IT (1) | IT1241314B (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5490966A (en) * | 1994-11-02 | 1996-02-13 | The Procter & Gamble Company | Method for stripping open ended bellows part from injection mold |
US5683644A (en) * | 1995-11-13 | 1997-11-04 | The Procter & Gamble Company | Method for stripping open ended bellows part from injection mold |
JP4369277B2 (ja) | 2004-04-06 | 2009-11-18 | 株式会社ブリヂストン | 中子製造用金型、及び、中子製造方法 |
US7404712B2 (en) | 2006-10-17 | 2008-07-29 | Carlisle Intangible Company | Multiple segment mold to manufacture tire bladders |
US20170015074A1 (en) * | 2015-07-13 | 2017-01-19 | Bridgestone Americas Tire Operations, Llc | System and method for building and curing a tire curing bladder |
JP6804033B2 (ja) * | 2016-07-14 | 2020-12-23 | 住友ゴム工業株式会社 | 加硫ブラダーの製造方法および原料ゴム板 |
RU2688602C1 (ru) * | 2018-10-29 | 2019-05-21 | федеральное государственное унитарное предприятие "Федеральный научно-производственный центр "Прогресс" (ФГУП "ФНПЦ "Прогресс") | Устройство для формования резинокордных оболочек и способ для его осуществления |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1343460A (en) * | 1919-07-01 | 1920-06-15 | Dunlop Rubber Co | Manufacture of tires |
US2724425A (en) * | 1953-06-30 | 1955-11-22 | Us Rubber Co | Tire building method |
US3145423A (en) * | 1961-09-25 | 1964-08-25 | Prec Associates Inc | Air-releasing mold |
GB1159675A (en) * | 1965-08-12 | 1969-07-30 | Dunlop Co Ltd | Pneumatic Tyres. |
NL134519C (es) * | 1966-01-17 | |||
GB1234832A (en) * | 1968-07-05 | 1971-06-09 | Berlin Gummiwerke | Method of and apparatus for manufacturing resilient hollow bodies |
US3813197A (en) * | 1972-05-30 | 1974-05-28 | Dayco Corp | Apparatus for making an endless power transmission belt |
FR2243072B1 (es) * | 1973-09-10 | 1978-08-11 | Int Basic Economy Corp | |
US3892512A (en) * | 1973-09-13 | 1975-07-01 | Alan V Diehl | Transfer molding apparatus with resilient pad to distribute molding pressure |
IT1150822B (it) * | 1982-04-09 | 1986-12-17 | Pirelli | Camera d'aria e dispositivo per la fabbricazione della stessa |
US4531902A (en) * | 1983-11-14 | 1985-07-30 | The B. F. Goodrich Company | Apparatus for making improved tire curing bladders |
US4954074A (en) * | 1988-08-04 | 1990-09-04 | Us Molding Machinery Company | Injection bladder press |
US4957676A (en) * | 1989-08-23 | 1990-09-18 | The Goodyear Tire & Rubber Company | Detachment of tires from molds |
-
1990
- 1990-11-09 IT IT67878A patent/IT1241314B/it active IP Right Grant
-
1991
- 1991-10-09 US US07/774,759 patent/US5310518A/en not_active Expired - Fee Related
- 1991-11-07 DE DE69122714T patent/DE69122714T2/de not_active Expired - Fee Related
- 1991-11-07 ES ES91118987T patent/ES2093059T3/es not_active Expired - Lifetime
- 1991-11-07 EP EP91118987A patent/EP0484939B1/en not_active Expired - Lifetime
- 1991-11-08 JP JP31959291A patent/JP3172218B2/ja not_active Expired - Lifetime
- 1991-11-09 KR KR1019910019946A patent/KR920009550A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE69122714T2 (de) | 1997-03-13 |
IT1241314B (it) | 1994-01-10 |
EP0484939A1 (en) | 1992-05-13 |
EP0484939B1 (en) | 1996-10-16 |
IT9067878A0 (it) | 1990-11-09 |
JPH04267117A (ja) | 1992-09-22 |
JP3172218B2 (ja) | 2001-06-04 |
KR920009550A (ko) | 1992-06-25 |
US5310518A (en) | 1994-05-10 |
IT9067878A1 (it) | 1992-05-10 |
DE69122714D1 (de) | 1996-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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