GB1397462A - Mould assembly including means for opening and locking closed moulds - Google Patents

Mould assembly including means for opening and locking closed moulds

Info

Publication number
GB1397462A
GB1397462A GB2276972A GB2276972A GB1397462A GB 1397462 A GB1397462 A GB 1397462A GB 2276972 A GB2276972 A GB 2276972A GB 2276972 A GB2276972 A GB 2276972A GB 1397462 A GB1397462 A GB 1397462A
Authority
GB
United Kingdom
Prior art keywords
block
mould
struts
piston
opening
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
GB2276972A
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.)
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
Application filed by Individual filed Critical Individual
Publication of GB1397462A publication Critical patent/GB1397462A/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
    • B29C45/6707—Mould opening, closing or clamping devices hydraulic without relative movement between the piston and the cylinder of the clamping device during the mould opening or closing movement
    • B29C45/6714—Mould opening, closing or clamping devices hydraulic without relative movement between the piston and the cylinder of the clamping device during the mould opening or closing movement using a separate element transmitting the mould clamping force from the clamping cylinder to the mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB2276972A 1971-06-14 1972-05-15 Mould assembly including means for opening and locking closed moulds Expired GB1397462A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7122558A FR2141615B1 (it) 1971-06-14 1971-06-14

Publications (1)

Publication Number Publication Date
GB1397462A true GB1397462A (en) 1975-06-11

Family

ID=9079009

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2276972A Expired GB1397462A (en) 1971-06-14 1972-05-15 Mould assembly including means for opening and locking closed moulds

Country Status (6)

Country Link
CH (1) CH555231A (it)
DE (1) DE2222985A1 (it)
FR (1) FR2141615B1 (it)
GB (1) GB1397462A (it)
IT (1) IT954851B (it)
NL (1) NL7207875A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1217320B (it) * 1987-06-30 1990-03-22 Fir Srl Apparato per la imbutitura della lamiera

Also Published As

Publication number Publication date
FR2141615A1 (it) 1973-01-26
CH555231A (de) 1974-10-31
NL7207875A (it) 1972-12-18
DE2222985A1 (de) 1972-12-21
IT954851B (it) 1973-09-15
FR2141615B1 (it) 1975-09-26

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Legal Events

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