NL1001871C2 - Ejector for thermoforming tools. - Google Patents

Ejector for thermoforming tools.

Info

Publication number
NL1001871C2
NL1001871C2 NL1001871A NL1001871A NL1001871C2 NL 1001871 C2 NL1001871 C2 NL 1001871C2 NL 1001871 A NL1001871 A NL 1001871A NL 1001871 A NL1001871 A NL 1001871A NL 1001871 C2 NL1001871 C2 NL 1001871C2
Authority
NL
Netherlands
Prior art keywords
ejector
thermoforming tools
thermoforming
tools
Prior art date
Application number
NL1001871A
Other languages
Dutch (nl)
Other versions
NL1001871A1 (en
Inventor
Hans Masche
Original Assignee
Marbach Werkzeugbau 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 DE4434511A external-priority patent/DE4434511C2/en
Application filed by Marbach Werkzeugbau Gmbh filed Critical Marbach Werkzeugbau Gmbh
Publication of NL1001871A1 publication Critical patent/NL1001871A1/en
Application granted granted Critical
Publication of NL1001871C2 publication Critical patent/NL1001871C2/en

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
    • 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
    • B29C33/442—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 with mechanical ejector or drive means therefor
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/44—Removing or ejecting moulded articles
    • 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
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • 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
    • B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
NL1001871A 1994-05-20 1995-12-12 Ejector for thermoforming tools. NL1001871C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4417820 1994-05-20
DE4434511A DE4434511C2 (en) 1994-05-20 1994-09-27 Ejector device for ejecting moldings from a mold insert of a thermoforming tool

Publications (2)

Publication Number Publication Date
NL1001871A1 NL1001871A1 (en) 1996-06-26
NL1001871C2 true NL1001871C2 (en) 1996-09-11

Family

ID=25936772

Family Applications (3)

Application Number Title Priority Date Filing Date
NL1000407A NL1000407C2 (en) 1994-05-20 1995-05-22 Ejector for thermoforming tools.
NL1001871A NL1001871C2 (en) 1994-05-20 1995-12-12 Ejector for thermoforming tools.
NL1001872A NL1001872C2 (en) 1994-05-20 1995-12-12 Ejector for thermoforming tools.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL1000407A NL1000407C2 (en) 1994-05-20 1995-05-22 Ejector for thermoforming tools.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL1001872A NL1001872C2 (en) 1994-05-20 1995-12-12 Ejector for thermoforming tools.

Country Status (1)

Country Link
NL (3) NL1000407C2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406428A (en) * 1966-04-11 1968-10-22 Brown Machine Co Of Michigan Mold construction for differential pressure plastic molding machines
US3427687A (en) * 1966-11-07 1969-02-18 Miller Mold Co Mold construction
US4275864A (en) * 1980-06-12 1981-06-30 Richards Les W Method and system for cooling a mold

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2203052A1 (en) * 1972-01-22 1973-07-26 Siemag Siegener Maschb Gmbh Plastics thermoforming appts - with pistons forming mould bases for pushing out mouldings
DE3145354A1 (en) * 1981-11-14 1983-05-26 Adolf Illig Maschinenbau Gmbh & Co, 7100 Heilbronn Process for demoulding containers of thermoplastic sheet and apparatus for carrying out the process
DE3202770A1 (en) * 1982-01-28 1983-08-04 Adolf Illig Maschinenbau Gmbh & Co, 7100 Heilbronn Process for shaping, punching and stacking articles made of thermoplastic film and apparatus for carrying out the process
GB2142272B (en) * 1983-05-28 1986-04-23 Illig Maschinenbau Adolf Moulding apparatus
IT1175178B (en) * 1983-11-15 1987-07-01 Omv Spa Off Mecc Veronese EXTRACTOR OF OBJECTS OBTAINED WITH THERMOFORMING MACHINES

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406428A (en) * 1966-04-11 1968-10-22 Brown Machine Co Of Michigan Mold construction for differential pressure plastic molding machines
US3427687A (en) * 1966-11-07 1969-02-18 Miller Mold Co Mold construction
US4275864A (en) * 1980-06-12 1981-06-30 Richards Les W Method and system for cooling a mold

Also Published As

Publication number Publication date
NL1000407A1 (en) 1995-11-20
NL1001872C2 (en) 1996-09-11
NL1001871A1 (en) 1996-06-26
NL1000407C2 (en) 1996-02-02
NL1001872A1 (en) 1996-06-26

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AD1B A search report has been drawn up
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Effective date: 20061201