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GB999604A - Improvements in or relating to dies or moulds - Google Patents

Improvements in or relating to dies or moulds

Info

Publication number
GB999604A
GB999604A GB22433/64A GB2243364A GB999604A GB 999604 A GB999604 A GB 999604A GB 22433/64 A GB22433/64 A GB 22433/64A GB 2243364 A GB2243364 A GB 2243364A GB 999604 A GB999604 A GB 999604A
Authority
GB
United Kingdom
Prior art keywords
injection moulding
moulds
dies
relating
vacuum chambers
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
GB22433/64A
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.)
MANFRED MATTHIAS DUNKEL
Original Assignee
MANFRED MATTHIAS DUNKEL
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 MANFRED MATTHIAS DUNKEL filed Critical MANFRED MATTHIAS DUNKEL
Publication of GB999604A publication Critical patent/GB999604A/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/06—Permanent moulds for shaped castings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/14—Machines with evacuated die cavity

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

999,604. Injection moulding. M. M. DUNKEL, [trading as LEYBOLDS NACHFOLDER]. May 29, 1964 [May 31, 1963], No. 22433/64. Heading B5A. [Also in Division B3] A split mould 1 for an injection moulding machine comprises a mould cavity 2 and outer and inner vacuum chambers 3 and 4 respectively. The inner chamber 4 is in the immediate peripheral vicinity of the cavity 2 and is in connection therewith by way of slit openings 21. The inner and outer vacuum chambers are connected to independent evacuating means.
GB22433/64A 1963-05-31 1964-05-29 Improvements in or relating to dies or moulds Expired GB999604A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL45002A DE1202966B (en) 1963-05-31 1963-05-31 Evacuable injection mold

Publications (1)

Publication Number Publication Date
GB999604A true GB999604A (en) 1965-07-28

Family

ID=7270931

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22433/64A Expired GB999604A (en) 1963-05-31 1964-05-29 Improvements in or relating to dies or moulds

Country Status (4)

Country Link
CH (1) CH408393A (en)
DE (1) DE1202966B (en)
FR (1) FR1390074A (en)
GB (1) GB999604A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3455373A (en) * 1966-01-06 1969-07-15 Allis Chalmers Mfg Co Apparatus for ultrahigh purity precision casting
EP3556526A1 (en) * 2018-04-20 2019-10-23 Matrival, S.L. Mold for manufacturing of parts of vehicle seats

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1974483A (en) * 1982-09-30 1984-04-05 Union Carbide Corporation Sealing mould halves
US4618466A (en) * 1982-10-21 1986-10-21 Apsley Metals Limited Moulding apparatus
DE3736046A1 (en) * 1986-11-07 1988-08-04 Marianne Wieser Process for producing mouldings and device for carrying out this process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3455373A (en) * 1966-01-06 1969-07-15 Allis Chalmers Mfg Co Apparatus for ultrahigh purity precision casting
EP3556526A1 (en) * 2018-04-20 2019-10-23 Matrival, S.L. Mold for manufacturing of parts of vehicle seats

Also Published As

Publication number Publication date
CH408393A (en) 1966-02-28
DE1202966B (en) 1965-10-14
FR1390074A (en) 1965-02-19

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