GB1462622A - Vacuum moulding - Google Patents

Vacuum moulding

Info

Publication number
GB1462622A
GB1462622A GB820973A GB820973A GB1462622A GB 1462622 A GB1462622 A GB 1462622A GB 820973 A GB820973 A GB 820973A GB 820973 A GB820973 A GB 820973A GB 1462622 A GB1462622 A GB 1462622A
Authority
GB
United Kingdom
Prior art keywords
vacuum moulding
mould
settable
sintered
settable material
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
GB820973A
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.)
Clearex Plastics Ltd
Original Assignee
Clearex Plastics Ltd
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 Clearex Plastics Ltd filed Critical Clearex Plastics Ltd
Priority to GB820973A priority Critical patent/GB1462622A/en
Publication of GB1462622A publication Critical patent/GB1462622A/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
    • 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
    • B29C45/26—Moulds
    • B29C45/34—Moulds having venting means
    • B29C45/345—Moulds having venting means using a porous mould wall or a part thereof, e.g. made of sintered metal
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Jigs For Machine Tools (AREA)
  • Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

1462622 Vacuum moulding CLEAREX PLASTICS Ltd 6 May 1974 [20 Feb 1973] 8209/73 Heading B5A A mould for use in vacuum moulding has an inlet for settable material, and a suction port 12 with a plug 13 of porous material, e.g. of sintered metallic or sintered ceramic material, which prevents the escape of the settable material from the mould.
GB820973A 1973-02-20 1973-02-20 Vacuum moulding Expired GB1462622A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB820973A GB1462622A (en) 1973-02-20 1973-02-20 Vacuum moulding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB820973A GB1462622A (en) 1973-02-20 1973-02-20 Vacuum moulding

Publications (1)

Publication Number Publication Date
GB1462622A true GB1462622A (en) 1977-01-26

Family

ID=9847980

Family Applications (1)

Application Number Title Priority Date Filing Date
GB820973A Expired GB1462622A (en) 1973-02-20 1973-02-20 Vacuum moulding

Country Status (1)

Country Link
GB (1) GB1462622A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140470A (en) * 1976-04-08 1979-02-20 Uniroyal Aktiengesselschaft Transfer molding venting system
US4165062A (en) * 1978-01-13 1979-08-21 California Injection Molding Co., Inc. Mold with porous cavity vent
EP0045421A2 (en) * 1980-07-31 1982-02-10 Nissan Motor Co., Ltd. Fabric-surfaced molded composite article and process for its preparation
EP0177991A2 (en) * 1984-09-07 1986-04-16 Nagron GIM Precision Tooling B.V. Injection mould with insert piece and injection moulding unit for same
FR2615037A1 (en) * 1987-05-06 1988-11-10 Radiotechnique Compelec PROCESS AND MOLD FOR ENCAPSULATION OF A SEMICONDUCTOR DEVICE BY RESIN INJECTION
EP0405663A1 (en) * 1989-06-26 1991-01-02 Stork Plastics Machinery B.V. Injector head

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140470A (en) * 1976-04-08 1979-02-20 Uniroyal Aktiengesselschaft Transfer molding venting system
US4165062A (en) * 1978-01-13 1979-08-21 California Injection Molding Co., Inc. Mold with porous cavity vent
EP0045421A2 (en) * 1980-07-31 1982-02-10 Nissan Motor Co., Ltd. Fabric-surfaced molded composite article and process for its preparation
EP0045421A3 (en) * 1980-07-31 1984-08-01 Nissan Motor Co., Ltd. Fabric-surfaced molded composite article and process for its preparation
EP0177991A2 (en) * 1984-09-07 1986-04-16 Nagron GIM Precision Tooling B.V. Injection mould with insert piece and injection moulding unit for same
EP0177991A3 (en) * 1984-09-07 1986-07-23 Nagron Precision Tooling Injection mould with insert piece and injection moulding unit for same
FR2615037A1 (en) * 1987-05-06 1988-11-10 Radiotechnique Compelec PROCESS AND MOLD FOR ENCAPSULATION OF A SEMICONDUCTOR DEVICE BY RESIN INJECTION
EP0293954A1 (en) * 1987-05-06 1988-12-07 Philips Composants Method and mould for encapsulating a semiconductor device by resin injection
EP0405663A1 (en) * 1989-06-26 1991-01-02 Stork Plastics Machinery B.V. Injector head

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee