CA922071A - Automatic sprue extractor for use in injection molding machines - Google Patents

Automatic sprue extractor for use in injection molding machines

Info

Publication number
CA922071A
CA922071A CA070865A CA70865A CA922071A CA 922071 A CA922071 A CA 922071A CA 070865 A CA070865 A CA 070865A CA 70865 A CA70865 A CA 70865A CA 922071 A CA922071 A CA 922071A
Authority
CA
Canada
Prior art keywords
injection molding
molding machines
extractor
automatic sprue
automatic
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
CA070865A
Other languages
English (en)
Other versions
CA70865S (en
Inventor
E. Metzger Paul
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.)
Bata Shoe Financial Corp of Canada Ltd
Original Assignee
Bata Shoe Financial Corp of Canada Ltd
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 Bata Shoe Financial Corp of Canada Ltd filed Critical Bata Shoe Financial Corp of Canada Ltd
Application granted granted Critical
Publication of CA922071A publication Critical patent/CA922071A/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
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D35/00—Producing footwear
    • B29D35/0009—Producing footwear by injection moulding; Apparatus therefor
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B1/00—Footwear characterised by the material
    • A43B1/0027—Footwear characterised by the material made at least partially from a material having special colours
    • 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
    • B29C45/1759—Removing sprues from sprue-channels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/051—Sprue removal
CA070865A 1968-12-27 1969-12-24 Automatic sprue extractor for use in injection molding machines Expired CA922071A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78750268A 1968-12-27 1968-12-27

Publications (1)

Publication Number Publication Date
CA922071A true CA922071A (en) 1973-03-06

Family

ID=25141693

Family Applications (1)

Application Number Title Priority Date Filing Date
CA070865A Expired CA922071A (en) 1968-12-27 1969-12-24 Automatic sprue extractor for use in injection molding machines

Country Status (5)

Country Link
US (1) US3588958A (fr)
CA (1) CA922071A (fr)
DE (1) DE1964782C3 (fr)
FR (1) FR2027201A1 (fr)
GB (1) GB1298349A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE758164A (fr) * 1969-10-31 1971-04-01 Bata Chaussures Belge
CA1006666A (en) * 1973-10-29 1977-03-15 Ladislav Hujik Mold filling insert for injection molding machine
DE2420722C3 (de) * 1974-04-29 1982-03-04 Uniroyal Gmbh, 5100 Aachen Verfahren und Vorrichtung zum Entfernen von pfropfenförmigen Angüssen aus Spritzformen
US4111623A (en) * 1976-09-16 1978-09-05 Pemco-Kalamazoo, Inc. Apparatus for assembling bearing unit in a wheel
US4465448A (en) * 1982-03-19 1984-08-14 Norwich Shoe Co., Inc. Apparatus for making shoes
CN1927470B (zh) * 2005-09-09 2010-05-26 鸿富锦精密工业（深圳）有限公司 光学元件的治具
CN104175587B (zh) * 2014-08-01 2017-01-11 江文中 旋转式全自动鞋类成型机

Also Published As

Publication number Publication date
DE1964782B2 (de) 1973-08-30
GB1298349A (en) 1972-11-29
FR2027201A1 (fr) 1970-09-25
DE1964782A1 (de) 1970-08-27
DE1964782C3 (de) 1974-04-18
US3588958A (en) 1971-06-29

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