GB1214441A - Improvements in apparatus for producing cellular mouldings - Google Patents

Improvements in apparatus for producing cellular mouldings

Info

Publication number
GB1214441A
GB1214441A GB20269A GB20269A GB1214441A GB 1214441 A GB1214441 A GB 1214441A GB 20269 A GB20269 A GB 20269A GB 20269 A GB20269 A GB 20269A GB 1214441 A GB1214441 A GB 1214441A
Authority
GB
United Kingdom
Prior art keywords
piston
chambers
switch
valve
oil
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
GB20269A
Other languages
English (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.)
Desma Werke GmbH
Original Assignee
Desma Werke GmbH
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 DE1729143A external-priority patent/DE1729143C2/de
Application filed by Desma Werke GmbH filed Critical Desma Werke GmbH
Publication of GB1214441A publication Critical patent/GB1214441A/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
    • B29C45/64—Mould opening, closing or clamping devices
    • B29C45/67—Mould opening, closing or clamping devices hydraulic

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB20269A 1968-01-26 1969-01-02 Improvements in apparatus for producing cellular mouldings Expired GB1214441A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1729143A DE1729143C2 (de) 1968-01-26 1968-01-26 Spritzgieß- oder Vulkanisierform zum Herstellen von Formungen, insbesondere Schuhsohlen aus Kunststoffen oder Gummi mit Zellstruktur

Publications (1)

Publication Number Publication Date
GB1214441A true GB1214441A (en) 1970-12-02

Family

ID=5690542

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20269A Expired GB1214441A (en) 1968-01-26 1969-01-02 Improvements in apparatus for producing cellular mouldings

Country Status (3)

Country Link
AT (1) AT302629B (fr)
FR (1) FR1598513A (fr)
GB (1) GB1214441A (fr)

Also Published As

Publication number Publication date
FR1598513A (fr) 1970-07-06
AT302629B (de) 1972-10-25

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Legal Events

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