CA2087631A1 - Appareil, piece rapportee et methode servant a former une enveloppe de traitement - Google Patents

Appareil, piece rapportee et methode servant a former une enveloppe de traitement

Info

Publication number
CA2087631A1
CA2087631A1 CA2087631A CA2087631A CA2087631A1 CA 2087631 A1 CA2087631 A1 CA 2087631A1 CA 2087631 A CA2087631 A CA 2087631A CA 2087631 A CA2087631 A CA 2087631A CA 2087631 A1 CA2087631 A1 CA 2087631A1
Authority
CA
Canada
Prior art keywords
envelope
tube
curing
mold
annular
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.)
Granted
Application number
CA2087631A
Other languages
English (en)
Other versions
CA2087631C (fr
Inventor
Calvin M. Kassaw, Jr.
Jolanta K. Klimek
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.)
Bridgestone Firestone Inc
Original Assignee
Bridgestone Firestone Inc
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 Bridgestone Firestone Inc filed Critical Bridgestone Firestone Inc
Publication of CA2087631A1 publication Critical patent/CA2087631A1/fr
Application granted granted Critical
Publication of CA2087631C publication Critical patent/CA2087631C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
    • B29D30/52—Unvulcanised treads, e.g. on used tyres; Retreading
    • B29D30/54—Retreading
    • B29D30/542—Retreading using envelopes or membranes provided with sealings for curing
    • 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
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
    • B29C43/102—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies using rigid mould parts specially adapted for moulding articles having an axis of symmetry
    • B29C43/104—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies using rigid mould parts specially adapted for moulding articles having an axis of symmetry the mould cavity lying totally outside the axis of symmetry, e.g. toroidal moulds
    • 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
    • B29C43/40—Moulds for making articles of definite length, i.e. discrete articles with means for cutting the article
    • 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
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised

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)
CA002087631A 1992-01-21 1993-01-20 Appareil, piece rapportee et methode servant a former une enveloppe de traitement Expired - Fee Related CA2087631C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/823,178 1992-01-21
US07/823,178 US5221510A (en) 1992-01-21 1992-01-21 Method for forming curing envelope

Publications (2)

Publication Number Publication Date
CA2087631A1 true CA2087631A1 (fr) 1993-07-22
CA2087631C CA2087631C (fr) 1998-05-05

Family

ID=25238020

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002087631A Expired - Fee Related CA2087631C (fr) 1992-01-21 1993-01-20 Appareil, piece rapportee et methode servant a former une enveloppe de traitement

Country Status (2)

Country Link
US (2) US5221510A (fr)
CA (1) CA2087631C (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6413454B1 (en) * 2000-03-28 2002-07-02 Cheng-Hsian Chi Method for manufacturing E.V.A. foamed sports equipment
US6689970B2 (en) * 2001-10-04 2004-02-10 Lester E. Burgess Pressure actuated switching device and method and system for making same
US6783343B2 (en) * 2001-11-19 2004-08-31 Tripoint Llc Two-piece retread envelope
US7404712B2 (en) 2006-10-17 2008-07-29 Carlisle Intangible Company Multiple segment mold to manufacture tire bladders
US8464720B1 (en) 2012-01-10 2013-06-18 Alessio Pigazzi Method of securing a patient onto an operating table when the patient is in the trendelenburg position and apparatus therefor including a kit
US10322050B1 (en) 2012-01-10 2019-06-18 Alessio Pigazzi Method of securing a patient onto an operating table when the patient is in a position such as the Trendelenburg position and apparatus therefor including a kit
US10912699B2 (en) 2012-01-10 2021-02-09 Alessio Pigazzi Method of securing a patient onto an operating table when the patient is in a position such as the trendelenburg position and apparatus therefor including a kit

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1310441A (en) * 1919-07-22 roberts
US1543506A (en) * 1923-10-31 1925-06-23 Faultless Rubber Co Method of making hollow rubber articles, such as nipples, finger cots, bulbs, and the like
US1576184A (en) * 1924-04-10 1926-03-09 Harold A Freeman Mold for making rubber goods
US2148079A (en) * 1936-07-23 1939-02-21 Goodrich Co B F Mold for making pliable plastic articles
US3752726A (en) * 1971-04-16 1973-08-14 C Barefoot Apparatus for retreading tires
US4197064A (en) * 1973-08-27 1980-04-08 Donald Macmillan & Son, Inc. Tire retreading bladder
CA1013911A (en) * 1974-02-15 1977-07-19 Town Tire Services Limited Mandrel apparatus
US4036271A (en) * 1975-09-10 1977-07-19 Fredrick Joseph Presti Seamless retread envelope
US4116605A (en) * 1976-04-26 1978-09-26 Burrell John R Apparatus for producing retreading envelopes
US4198367A (en) * 1976-08-30 1980-04-15 Burrell John R Method and apparatus for producing retreading envelopes
US4185056A (en) * 1976-12-07 1980-01-22 Noyes Tire Co. Method of making a flexible elastomeric matrix and method of retreading tires therewith
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
US4836877A (en) * 1987-07-01 1989-06-06 Robbins Tire And Rubber Company, Inc. Method of making a tire retreading envelope
GB8716494D0 (en) * 1987-07-14 1987-08-19 Apsley Metals Ltd Manufacture of tyres
US4854840A (en) * 1988-02-25 1989-08-08 The Firestone Tire & Rubber Company Mold gate having multiple valve stem receiving apertures
ATE79586T1 (de) * 1988-03-22 1992-09-15 Oliver Rubber Co Verfahren und vorrichtung zum erneuern der seitenwaende und der laufflaeche von reifen.
US4878822A (en) * 1988-04-01 1989-11-07 Wetch Terry L Tire recapping curing jacket
US4966640A (en) * 1989-06-30 1990-10-30 Oliver Rubber Company Adjustable tire recapping apparatus

Also Published As

Publication number Publication date
US5221510A (en) 1993-06-22
US5346378A (en) 1994-09-13
CA2087631C (fr) 1998-05-05

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed