GB9622101D0 - Mould cores - Google Patents

Mould cores

Info

Publication number
GB9622101D0
GB9622101D0 GBGB9622101.5A GB9622101A GB9622101D0 GB 9622101 D0 GB9622101 D0 GB 9622101D0 GB 9622101 A GB9622101 A GB 9622101A GB 9622101 D0 GB9622101 D0 GB 9622101D0
Authority
GB
United Kingdom
Prior art keywords
mould cores
cores
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.)
Withdrawn
Application number
GBGB9622101.5A
Other versions
GB2306381A (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.)
MG Rover Group Ltd
Original Assignee
MG Rover Group 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 MG Rover Group Ltd filed Critical MG Rover Group Ltd
Publication of GB9622101D0 publication Critical patent/GB9622101D0/en
Publication of GB2306381A publication Critical patent/GB2306381A/en
Withdrawn legal-status Critical Current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
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4457—Removing or ejecting moulded articles for undercut articles using fusible, soluble or destructible cores
    • 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
    • B29C33/52—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 soluble or fusible
    • 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
    • B29K2909/00—Use of inorganic materials not provided for in groups B29K2803/00 - B29K2807/00, as mould material
    • B29K2909/02—Ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB9622101A 1995-10-25 1996-10-23 Disposable ceramic core for moulding thermoplastics Withdrawn GB2306381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9521815.2A GB9521815D0 (en) 1995-10-25 1995-10-25 Mould cores

Publications (2)

Publication Number Publication Date
GB9622101D0 true GB9622101D0 (en) 1996-12-18
GB2306381A GB2306381A (en) 1997-05-07

Family

ID=10782863

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9521815.2A Pending GB9521815D0 (en) 1995-10-25 1995-10-25 Mould cores
GB9622101A Withdrawn GB2306381A (en) 1995-10-25 1996-10-23 Disposable ceramic core for moulding thermoplastics

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9521815.2A Pending GB9521815D0 (en) 1995-10-25 1995-10-25 Mould cores

Country Status (1)

Country Link
GB (2) GB9521815D0 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB350227A (en) * 1929-06-07 1931-06-11 Pirelli Improvements in and relating to the manufacture of rubber articles
GB833500A (en) * 1955-06-22 1960-04-27 Degussa Moulds and lost cores for use in precision casting
GB1179241A (en) * 1966-07-15 1970-01-28 Unilever Ltd Soluble Cores.
JPS4915140B1 (en) * 1969-10-02 1974-04-12
US4837187A (en) * 1987-06-04 1989-06-06 Howmet Corporation Alumina-based core containing yttria
EP0339183A3 (en) * 1988-04-29 1990-08-29 Giulini Chemie GmbH Ceramic compositions for manufacturing water soluble cores and moulds
US5336645A (en) * 1993-09-27 1994-08-09 Corning Incorporated Soluble, cellulated mold and foamable mixture

Also Published As

Publication number Publication date
GB2306381A (en) 1997-05-07
GB9521815D0 (en) 1996-01-03

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)