GB2172240B - Improvements relating to injection moulding - Google Patents

Improvements relating to injection moulding

Info

Publication number
GB2172240B
GB2172240B GB8605204A GB8605204A GB2172240B GB 2172240 B GB2172240 B GB 2172240B GB 8605204 A GB8605204 A GB 8605204A GB 8605204 A GB8605204 A GB 8605204A GB 2172240 B GB2172240 B GB 2172240B
Authority
GB
United Kingdom
Prior art keywords
injection moulding
improvements relating
relating
moulding
injection
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
GB8605204A
Other versions
GB2172240A (en
Inventor
Malcolm Terence Barrett
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.)
Individual
Original Assignee
Individual
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
Priority claimed from GB858505282A external-priority patent/GB8505282D0/en
Priority claimed from GB858506036A external-priority patent/GB8506036D0/en
Application filed by Individual filed Critical Individual
Priority to GB8605204A priority Critical patent/GB2172240B/en
Publication of GB2172240A publication Critical patent/GB2172240A/en
Application granted granted Critical
Publication of GB2172240B publication Critical patent/GB2172240B/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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/57—Exerting after-pressure on the moulding material
    • B29C45/572—Exerting after-pressure on the moulding material using movable mould wall or runner parts
    • 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
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C2033/023—Thermal insulation of moulds or mould parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
GB8605204A 1985-03-01 1986-03-03 Improvements relating to injection moulding Expired GB2172240B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8605204A GB2172240B (en) 1985-03-01 1986-03-03 Improvements relating to injection moulding

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB858505282A GB8505282D0 (en) 1985-03-01 1985-03-01 Injection moulding
GB858506036A GB8506036D0 (en) 1985-03-08 1985-03-08 Injection moulding
GB8605204A GB2172240B (en) 1985-03-01 1986-03-03 Improvements relating to injection moulding

Publications (2)

Publication Number Publication Date
GB2172240A GB2172240A (en) 1986-09-17
GB2172240B true GB2172240B (en) 1989-06-21

Family

ID=27262596

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8605204A Expired GB2172240B (en) 1985-03-01 1986-03-03 Improvements relating to injection moulding

Country Status (1)

Country Link
GB (1) GB2172240B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE86173T1 (en) * 1988-10-13 1993-03-15 Seiki Corp Co Ltd METHOD AND DEVICE FOR INJECTION MOLDING.
JPH06505926A (en) * 1989-10-12 1994-07-07 世紀株式会社 Improved pressure holding chamber injection molding method and equipment
GB2251201A (en) * 1990-12-29 1992-07-01 Henry Tooze Compensating for article contraction during injection moulding cooling
EP0800908A1 (en) * 1996-04-12 1997-10-15 HERBST, Richard Method and apparatus for injection moulding of plastic parts
US8865042B2 (en) 2006-05-02 2014-10-21 Mitsubishi Engineering-Plastics Corporation Mold for thermoplastic resin molding, cavity mold, and process for producing the cavity mold

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2116903A (en) * 1982-03-19 1983-10-05 Emhart Ind Injection mold assembly

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2116903A (en) * 1982-03-19 1983-10-05 Emhart Ind Injection mold assembly

Also Published As

Publication number Publication date
GB2172240A (en) 1986-09-17

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Legal Events

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