GB1202776A - Ejection of moulded articles from moulds - Google Patents

Ejection of moulded articles from moulds

Info

Publication number
GB1202776A
GB1202776A GB355368A GB355368A GB1202776A GB 1202776 A GB1202776 A GB 1202776A GB 355368 A GB355368 A GB 355368A GB 355368 A GB355368 A GB 355368A GB 1202776 A GB1202776 A GB 1202776A
Authority
GB
United Kingdom
Prior art keywords
moulds
ejection
moulded articles
pores
jan
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
GB355368A
Inventor
Paul Johnson Garner
David Fairclough Oxley
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB355368A priority Critical patent/GB1202776A/en
Publication of GB1202776A publication Critical patent/GB1202776A/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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/43—Removing or ejecting moulded articles using fluid under pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

1,202,776. Injection moulding. IMPERIAL CHEMICAL INDUSTRIES Ltd. 3 Jan., 1969 [23 Jan., 1968], No. 3553/68. Heading B5A. At least part of the surface of an injection mould 1 comprises a porous material having pores each of which has a maximum diameter less than 0À01 inch through which gas is supplied to eject a moulded article. As shown, gas is supplied through a channel 3 to a porous plug 2 having pores with an average diameter of 0À003 inch.
GB355368A 1968-01-23 1968-01-23 Ejection of moulded articles from moulds Expired GB1202776A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB355368A GB1202776A (en) 1968-01-23 1968-01-23 Ejection of moulded articles from moulds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB355368A GB1202776A (en) 1968-01-23 1968-01-23 Ejection of moulded articles from moulds

Publications (1)

Publication Number Publication Date
GB1202776A true GB1202776A (en) 1970-08-19

Family

ID=9760516

Family Applications (1)

Application Number Title Priority Date Filing Date
GB355368A Expired GB1202776A (en) 1968-01-23 1968-01-23 Ejection of moulded articles from moulds

Country Status (1)

Country Link
GB (1) GB1202776A (en)

Similar Documents

Publication Publication Date Title
ES470058A1 (en) Injection molding apparatus
GB1332344A (en) Injection-moulded plastics cup-like articles
GB1358329A (en) Die or mould for use in forming a rubber or plastic material
GB1472075A (en) Injection moulding
GB1202776A (en) Ejection of moulded articles from moulds
GB1503039A (en) Injection moulding of decorated plastics articles
GB1253539A (en) Improvements in or relating to injection moulding
GB1108998A (en) Arrangement for the production of moulded objects of fibre material, wood chips or sawdust
ZA72296B (en) A process for the production of an injection moulded article
ES368321A1 (en) A mould for and process of forming ceramic products
GB1446025A (en) Moulding process
GB1269790A (en) Improved cylindrical dry primary cells
GB918042A (en) Improvements in and relating to injection moulds for brushes and like articles of thermoplastic material
GB946775A (en) Ejector device for dies
GB1194191A (en) Improvements in or relating to the Production of Microcellular Moulded Articles.
GB1025972A (en) Improvements in and relating to the manufacture of foam articles
JPS53121053A (en) Injection molding and its molds
GB988768A (en) Improvements in and relating to devices for manufacturing articles of ceramic materials
GB978239A (en) Improvements in or relating to a mold for foam molding
GB1178676A (en) Improvements in or relating to Mould Assemblies
CA1025546A (en) Injection molding technique, mold structure and articles formed therewith
GB1056109A (en) Moulding hollow articles from polymeric material
GB1090560A (en) Thermoplastic beads and the like
GB1148404A (en) Improvements relating to the manufacture of ceramic tableware articles
GB1239392A (en)

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees