GB1342025A - Expansible and collapsible sector mould for curing belts - Google Patents

Expansible and collapsible sector mould for curing belts

Info

Publication number
GB1342025A
GB1342025A GB2640271*A GB2640271A GB1342025A GB 1342025 A GB1342025 A GB 1342025A GB 2640271 A GB2640271 A GB 2640271A GB 1342025 A GB1342025 A GB 1342025A
Authority
GB
United Kingdom
Prior art keywords
sectors
inclined surfaces
sliding
belts
mould
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
Application number
GB2640271*A
Other languages
English (en)
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.)
Industrie Pirelli SpA
Pirelli and C SpA
Original Assignee
Industrie Pirelli SpA
Pirelli SpA
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 Industrie Pirelli SpA, Pirelli SpA filed Critical Industrie Pirelli SpA
Publication of GB1342025A publication Critical patent/GB1342025A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C33/485—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 cores or mandrels
    • 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
    • B29D29/00—Producing belts or bands
    • 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
    • B29D29/00—Producing belts or bands
    • B29D29/10—Driving belts having wedge-shaped cross-section
    • 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
    • Y10S425/818—Belt

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB2640271*A 1970-04-09 1971-04-19 Expansible and collapsible sector mould for curing belts Expired GB1342025A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2308070 1970-04-09

Publications (1)

Publication Number Publication Date
GB1342025A true GB1342025A (en) 1973-12-25

Family

ID=11203551

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2640271*A Expired GB1342025A (en) 1970-04-09 1971-04-19 Expansible and collapsible sector mould for curing belts

Country Status (7)

Country Link
US (1) US3784338A (enExample)
JP (1) JPS5510369B1 (enExample)
BE (1) BE765040A (enExample)
DE (1) DE2116994C3 (enExample)
ES (1) ES200939Y (enExample)
FR (1) FR2089305A5 (enExample)
GB (1) GB1342025A (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1010109B (it) * 1974-04-26 1977-01-10 Pirelli Stampo per la fabbricazione di cinghie dentate a doppia denta tura e cinghe dentate cosi ot tenute
AT338637B (de) * 1975-03-24 1977-09-12 Polyair Maschinenbau Gmbh Giess- oder spritzform zur herstellung von reifen
IT1078794B (it) * 1976-09-22 1985-05-08 Pirelli Maschio scomponibile in settori di uno stampo per la vulcanizzazione di pneumatici
US4383819A (en) * 1980-07-16 1983-05-17 Letica Corporation Apparatus for forming a container
DE3690679T1 (enExample) * 1986-01-24 1987-11-19
WO1987004660A1 (fr) * 1986-01-30 1987-08-13 Belorussky Politekhnichesky Institut Dispositif de formage et de vulcanisation de produits en polymeres
AU716216B2 (en) * 1996-08-22 2000-02-24 Veyance Technologies, Inc. Method and apparatus for producing synchronous belts with two or more tracks of helical teeth
EP2788162A4 (en) * 2011-12-05 2015-10-14 Dayco Ip Holdings Llc MODULAR CHUCK FOR MOLDING SYSTEM
US10328611B2 (en) * 2015-10-09 2019-06-25 The Boeing Company Mechanical support tooling and/or mandrel for composite part curing
DE102015221168A1 (de) * 2015-10-29 2017-05-04 Contitech Antriebssysteme Gmbh Verfahren und Fertigungsvorrichtung zur Herstellung eines Doppelzahnriemens
CN107756690B (zh) * 2017-11-09 2024-02-23 绍兴柯桥剑彪机械制造有限公司 联组带硫化用圆模
US11648739B2 (en) * 2020-06-04 2023-05-16 Safran Aircraft Engines Rtm injection mold and method using asymmetric anti-pinching sectors

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US461453A (en) * 1891-10-20 Willis d
US668474A (en) * 1900-07-12 1901-02-19 George H Adam Core-bar.
US733313A (en) * 1903-01-02 1903-07-07 Augustus S Cramer Collapsible core for molds.
US796789A (en) * 1904-02-13 1905-08-08 George H Adam Core-bar.
US870144A (en) * 1906-08-06 1907-11-05 Joseph A Walker Collapsible core.
US1183324A (en) * 1913-12-23 1916-05-16 Mack Donal Steele Collapsible core.
US1162961A (en) * 1915-01-20 1915-12-07 Alexander E Williams Collapsible core.
US1626897A (en) * 1922-12-07 1927-05-03 Axel G W Wedberg Concrete construction
US1711963A (en) * 1926-07-02 1929-05-07 Perry John Edmund Collapsible core bar
FR774994A (fr) * 1934-05-29 1934-12-17 Moule métallique interne à expansion et contraction automatiques
US2598655A (en) * 1948-05-28 1952-05-27 Goodrich Co B F Apparatus for vulcanizing endless belts
GB723912A (en) * 1952-03-19 1955-02-16 Wallace Alfred Evans Improvements in or relating to moulding cores for use in moulding hollow concrete and similar members
GB798231A (en) * 1955-08-05 1958-07-16 Wallace Alfred Evans Moulding cores for use in moulding hollow concrete and similar members
DE1055421B (de) * 1956-10-27 1959-04-16 Jur Dr Phil Johann Jakob Kindt Vorrichtung zum Herstellen von Betonhohlkoerpern
CH437735A (fr) * 1966-03-04 1967-06-15 Nayagam Suzanne Dispositif de coffrage

Also Published As

Publication number Publication date
ES200939Y (es) 1976-02-16
DE2116994B2 (de) 1978-12-21
JPS5510369B1 (enExample) 1980-03-15
DE2116994A1 (de) 1971-10-21
BE765040A (fr) 1971-08-16
US3784338A (en) 1974-01-08
DE2116994C3 (de) 1979-08-23
ES200939U (es) 1975-11-01
FR2089305A5 (enExample) 1972-01-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee