IT9067879A0 - Metodo e dispositivo per la realizzazione di camere d'aria per tamburi di formatura di pneumatici - Google Patents
Metodo e dispositivo per la realizzazione di camere d'aria per tamburi di formatura di pneumaticiInfo
- Publication number
- IT9067879A0 IT9067879A0 IT9067879A IT6787990A IT9067879A0 IT 9067879 A0 IT9067879 A0 IT 9067879A0 IT 9067879 A IT9067879 A IT 9067879A IT 6787990 A IT6787990 A IT 6787990A IT 9067879 A0 IT9067879 A0 IT 9067879A0
- Authority
- IT
- Italy
- Prior art keywords
- inner chambers
- tire forming
- forming drums
- manufacturing inner
- manufacturing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/3642—Bags, bleeder sheets or cauls for isostatic pressing
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/812—Venting
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)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67879A IT1241315B (it) | 1990-11-09 | 1990-11-09 | Metodo e dispositivo per la realizzazione di camere d'aria per tamburi di formatura di pneumatici |
US07/774,752 US5256350A (en) | 1990-11-09 | 1991-10-09 | Method and device for manufacturing tire forming bladders |
EP91118985A EP0484937A1 (en) | 1990-11-09 | 1991-11-07 | Method and device for manufacturing tire forming bladders |
JP31960991A JP3244734B2 (ja) | 1990-11-09 | 1991-11-08 | タイヤ成型用ブラダーを製造する方法及び装置 |
KR1019910019947A KR920009551A (ko) | 1990-11-09 | 1991-11-09 | 타이어 형성 블래더 제조 방법 및 그 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67879A IT1241315B (it) | 1990-11-09 | 1990-11-09 | Metodo e dispositivo per la realizzazione di camere d'aria per tamburi di formatura di pneumatici |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9067879A0 true IT9067879A0 (it) | 1990-11-09 |
IT9067879A1 IT9067879A1 (it) | 1992-05-10 |
IT1241315B IT1241315B (it) | 1994-01-10 |
Family
ID=11306038
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67879A IT1241315B (it) | 1990-11-09 | 1990-11-09 | Metodo e dispositivo per la realizzazione di camere d'aria per tamburi di formatura di pneumatici |
Country Status (5)
Country | Link |
---|---|
US (1) | US5256350A (it) |
EP (1) | EP0484937A1 (it) |
JP (1) | JP3244734B2 (it) |
KR (1) | KR920009551A (it) |
IT (1) | IT1241315B (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5480606A (en) * | 1994-12-07 | 1996-01-02 | Sunbeam Plastics Corporation | Method and apparatus for reverse gated compression molding of thermoplastic material |
US6102091A (en) * | 1994-12-12 | 2000-08-15 | The Hyper Corporation | Hollow core pneumatic wheel having contour conforming polyurethane wall |
US5641365A (en) * | 1994-12-12 | 1997-06-24 | The Hyper Corporation | Pre-pressurized in-line skate wheel |
US6085815A (en) * | 1994-12-12 | 2000-07-11 | The Hyper Corporation | Pre-pressurized polyurethane skate wheel |
US6013219A (en) * | 1995-10-20 | 2000-01-11 | Degrenier; Michael H. | Method and apparatus of injection molding a cover with a hole |
US7404712B2 (en) | 2006-10-17 | 2008-07-29 | Carlisle Intangible Company | Multiple segment mold to manufacture tire bladders |
JP5484286B2 (ja) * | 2010-10-15 | 2014-05-07 | 株式会社ブリヂストン | タイヤ成型用折返しブラダーの製造方法および装置 |
JP6887614B2 (ja) * | 2017-03-23 | 2021-06-16 | 住友ゴム工業株式会社 | タイヤ加硫用ブラダーとその製造方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1159675A (en) * | 1965-08-12 | 1969-07-30 | Dunlop Co Ltd | Pneumatic Tyres. |
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 |
US3892512A (en) * | 1973-09-13 | 1975-07-01 | Alan V Diehl | Transfer molding apparatus with resilient pad to distribute molding pressure |
US4124343A (en) * | 1976-08-16 | 1978-11-07 | The Goodyear Tire & Rubber Company | Injection molding divers articles in selectably ordered sequence |
JPS5881150A (ja) * | 1981-11-09 | 1983-05-16 | Bridgestone Corp | タイヤ成形機用サイドブラダの製造方法 |
JPS58187332A (ja) * | 1982-04-27 | 1983-11-01 | Toyoda Gosei Co Ltd | エラストマ−製品の圧入成形方法及び圧入成形用金型 |
JPS59123640A (ja) * | 1982-12-29 | 1984-07-17 | Toyoda Gosei Co Ltd | ゴム注入成形用金型 |
US4531902A (en) * | 1983-11-14 | 1985-07-30 | The B. F. Goodrich Company | Apparatus for making improved tire curing bladders |
JPH0696250B2 (ja) * | 1986-05-09 | 1994-11-30 | 株式会社ブリヂストン | 射出成型装置 |
JPS63128919A (ja) * | 1986-11-19 | 1988-06-01 | Bridgestone Corp | 射出成型装置 |
US4954074A (en) * | 1988-08-04 | 1990-09-04 | Us Molding Machinery Company | Injection bladder press |
-
1990
- 1990-11-09 IT IT67879A patent/IT1241315B/it active IP Right Grant
-
1991
- 1991-10-09 US US07/774,752 patent/US5256350A/en not_active Expired - Lifetime
- 1991-11-07 EP EP91118985A patent/EP0484937A1/en not_active Withdrawn
- 1991-11-08 JP JP31960991A patent/JP3244734B2/ja not_active Expired - Fee Related
- 1991-11-09 KR KR1019910019947A patent/KR920009551A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR920009551A (ko) | 1992-06-25 |
IT1241315B (it) | 1994-01-10 |
EP0484937A1 (en) | 1992-05-13 |
IT9067879A1 (it) | 1992-05-10 |
US5256350A (en) | 1993-10-26 |
JPH04284229A (ja) | 1992-10-08 |
JP3244734B2 (ja) | 2002-01-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971129 |