BRPI0805318A2 - cámara de ar para cura de pneumático - Google Patents

cámara de ar para cura de pneumático

Info

Publication number
BRPI0805318A2
BRPI0805318A2 BRPI0805318-9A BRPI0805318A BRPI0805318A2 BR PI0805318 A2 BRPI0805318 A2 BR PI0805318A2 BR PI0805318 A BRPI0805318 A BR PI0805318A BR PI0805318 A2 BRPI0805318 A2 BR PI0805318A2
Authority
BR
Brazil
Prior art keywords
air chamber
calibration
tire
central portion
shoulder
Prior art date
Application number
BRPI0805318-9A
Other languages
English (en)
Inventor
Giacomo Russo Massimo Di
Giorgio Agostini
Filomeno Gennaro Corvasce
Original Assignee
Goodyear Tire & Rubber
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 Goodyear Tire & Rubber filed Critical Goodyear Tire & Rubber
Publication of BRPI0805318A2 publication Critical patent/BRPI0805318A2/pt

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)
    • B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
    • B29C33/505—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible cores or mandrels, e.g. inflatable
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Tires In General (AREA)

Abstract

CáMARA DE AR PARA CURA DE PNEUMáTICO. Fornece-se uma câmara de ar expansível para a configuração de um pneumático de veículo. A câmara de ar em um estado relaxado, sem se apresentar instalada, consiste de um corpo delineado apresentando um par de talões de pneumático anulares opostos, com o referido corpo compreendendo de uma porção central, porções de parede lateral, e porções de ressalto interpostas entre a porção central e as porções de parede lateral, com o corpo sendo definido através de uma superfície de contorno externo e uma superfície de contorno interno, em que a porção central apresenta uma calibragem que aumenta até um valor máximo em sentido axial para dentro da porção de ressalto, e com a calibragem da câmara de ar no ressalto sendo menor do que um valor máximo, e com a calibragem da câmara de ar aumentando a partir do ressalto para o talão de pneumático.
BRPI0805318-9A 2007-12-20 2008-12-09 cámara de ar para cura de pneumático BRPI0805318A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1545207P 2007-12-20 2007-12-20

Publications (1)

Publication Number Publication Date
BRPI0805318A2 true BRPI0805318A2 (pt) 2009-08-18

Family

ID=40456488

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0805318-9A BRPI0805318A2 (pt) 2007-12-20 2008-12-09 cámara de ar para cura de pneumático

Country Status (5)

Country Link
US (1) US8057204B2 (pt)
EP (1) EP2072206B1 (pt)
JP (1) JP5210144B2 (pt)
CN (1) CN101462329B (pt)
BR (1) BRPI0805318A2 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013098713A1 (en) * 2011-12-27 2013-07-04 Pirelli Tyre S.P.A. Method and device for controlling the moulding of a tyre in a tyre building plant
CA3013717A1 (en) 2016-02-03 2017-08-10 Patrick Keenan Rubberized rfid tagged tire bladders
EP3724004B1 (fr) * 2017-12-11 2022-07-20 Compagnie Generale Des Etablissements Michelin Pneumatique pour vehicule avec structure de rigidification dans la cavite torique interieure
US10821691B2 (en) * 2018-12-19 2020-11-03 The Goodyear Tire & Rubber Company Corrugated tire bladder
CN113547675B (zh) * 2021-07-27 2023-05-12 中国化工集团曙光橡胶工业研究设计院有限公司 一种防止大规格子午线航空轮胎硫化出锅时胎里肩部出现折痕的方法
CN114589848B (zh) * 2022-03-09 2024-03-19 淮安远大机械有限公司 一种橡胶轮胎输送生产线用成型装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2695424A (en) * 1951-12-17 1954-11-30 Us Rubber Co Thin walled curing bag
US2730763A (en) * 1953-05-06 1956-01-17 Nat Rubber Machinery Co Tire curing press
GB938797A (en) 1960-06-07 1963-10-09 Macbeth Patents Ltd Improvements in or relating to the manufacture of vehicle tyres
GB951049A (en) 1962-03-31 1964-03-04 Goodyear Tire & Rubber Tire curing bladder
FR2154860A5 (pt) * 1971-09-28 1973-05-18 Gazuit Georges
US4197064A (en) * 1973-08-27 1980-04-08 Donald Macmillan & Son, Inc. Tire retreading bladder
US3963394A (en) 1975-06-25 1976-06-15 Uniroyal Inc. Bladder for shaping pneumatic tire
US3989429A (en) * 1975-07-14 1976-11-02 The B. F. Goodrich Company Reinforced membrane
FR2337030A1 (fr) 1976-01-02 1977-07-29 Michelin & Cie Membrane de moulage de pneumatiques et son procede de fabrication
JPS5732932A (en) 1980-08-06 1982-02-22 Mitsubishi Heavy Ind Ltd Bladder for tire vulcanizer
US4776781A (en) 1987-10-06 1988-10-11 Bridgestone Corporation Open-end bladder for vulcanization of pneumatic tire
JPH05417A (ja) * 1991-03-05 1993-01-08 Bridgestone Corp 空気入りラジアルタイヤの製造方法およびそれに用いるブラダー
JP2003231128A (ja) * 2002-02-06 2003-08-19 Yokohama Rubber Co Ltd:The タイヤ加硫用ブラダー
US7128545B2 (en) * 2004-08-23 2006-10-31 The Goodyear Tire & Rubber Company Tire curing bladder
US7144236B2 (en) 2004-08-23 2006-12-05 The Goodyear Tire & Rubber Company Tire curing bladder
JP2006095753A (ja) * 2004-09-28 2006-04-13 Bridgestone Corp タイヤ用加硫ブラダー
JP2006168128A (ja) * 2004-12-15 2006-06-29 Yokohama Rubber Co Ltd:The タイヤ加硫用ブラダー
US20080084007A1 (en) 2006-10-05 2008-04-10 Carlisle Intangible Company Low aspect ratio tire curing bladder

Also Published As

Publication number Publication date
JP2009149089A (ja) 2009-07-09
EP2072206B1 (en) 2012-01-25
US20090159215A1 (en) 2009-06-25
EP2072206A1 (en) 2009-06-24
CN101462329B (zh) 2013-12-11
US8057204B2 (en) 2011-11-15
JP5210144B2 (ja) 2013-06-12
CN101462329A (zh) 2009-06-24

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B08F Application fees: application dismissed [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]