CA944113A - Device for preventing shrinkage of moulded thermoplastic material - Google Patents

Device for preventing shrinkage of moulded thermoplastic material

Info

Publication number
CA944113A
CA944113A CA113,173A CA113173A CA944113A CA 944113 A CA944113 A CA 944113A CA 113173 A CA113173 A CA 113173A CA 944113 A CA944113 A CA 944113A
Authority
CA
Canada
Prior art keywords
thermoplastic material
preventing shrinkage
moulded thermoplastic
moulded
shrinkage
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
CA113,173A
Other versions
CA113173S (en
Inventor
Ladislav Hujik
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
Priority to CA113,173A priority Critical patent/CA944113A/en
Priority to NL7111257A priority patent/NL168753C/en
Priority to FR7135526A priority patent/FR2137414B1/fr
Priority to GB5913671A priority patent/GB1374451A/en
Priority to IT3316971A priority patent/IT944604B/en
Priority to DE19722223737 priority patent/DE2223737C3/en
Priority to BR320472A priority patent/BR7203204D0/en
Application granted granted Critical
Publication of CA944113A publication Critical patent/CA944113A/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
    • B29D35/0018—Moulds
    • 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
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/568—Applying vibrations to the mould parts
    • B29C2045/5685—Applying vibrations to the mould parts for eliminating internal voids in the moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA113,173A 1971-05-17 1971-05-17 Device for preventing shrinkage of moulded thermoplastic material Expired CA944113A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CA113,173A CA944113A (en) 1971-05-17 1971-05-17 Device for preventing shrinkage of moulded thermoplastic material
NL7111257A NL168753C (en) 1971-05-17 1971-08-16 INJECTION MOLDING.
FR7135526A FR2137414B1 (en) 1971-05-17 1971-10-01
GB5913671A GB1374451A (en) 1971-05-17 1971-12-20 Device for preventing non-uniform shrinkage of moulded thermoplastic material
IT3316971A IT944604B (en) 1971-05-17 1971-12-30 ANTI WITHDRAWAL DEVICE
DE19722223737 DE2223737C3 (en) 1971-05-17 1972-05-16 Device for preventing the uneven shrinkage of cast thermoplastic shoe sole parts
BR320472A BR7203204D0 (en) 1971-05-17 1972-05-22 A DEVICE TO PREVENT IRREGULAR SHRINKS OF A MOLDED SHOE SOLE THERMOPLASTIC ELEMENT IN A TEMPLATE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA113,173A CA944113A (en) 1971-05-17 1971-05-17 Device for preventing shrinkage of moulded thermoplastic material

Publications (1)

Publication Number Publication Date
CA944113A true CA944113A (en) 1974-03-26

Family

ID=4089701

Family Applications (1)

Application Number Title Priority Date Filing Date
CA113,173A Expired CA944113A (en) 1971-05-17 1971-05-17 Device for preventing shrinkage of moulded thermoplastic material

Country Status (6)

Country Link
BR (1) BR7203204D0 (en)
CA (1) CA944113A (en)
FR (1) FR2137414B1 (en)
GB (1) GB1374451A (en)
IT (1) IT944604B (en)
NL (1) NL168753C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5340528A (en) * 1992-02-21 1994-08-23 Sony Corporation Injection/compression molding method, a die for injection/compression molding and an injection/compression molding machine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004062766A1 (en) * 2004-12-21 2006-06-29 Miele & Cie. Kg Method for producing a gasket for a washing machine and gasket for a washing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5340528A (en) * 1992-02-21 1994-08-23 Sony Corporation Injection/compression molding method, a die for injection/compression molding and an injection/compression molding machine

Also Published As

Publication number Publication date
BR7203204D0 (en) 1973-06-07
FR2137414B1 (en) 1973-05-25
NL7111257A (en) 1972-11-21
GB1374451A (en) 1974-11-20
NL168753C (en) 1982-05-17
FR2137414A1 (en) 1972-12-29
DE2223737B2 (en) 1976-06-16
IT944604B (en) 1973-04-20
DE2223737A1 (en) 1972-11-30

Similar Documents

Publication Publication Date Title
CA915594A (en) Pallet of moldable or thermoformable material
CA1001814A (en) Molding device
CA997519A (en) Process for molding expandable thermoplastic material
CA931811A (en) Molding device for plastic material
CA999704A (en) Plastic molding
CA982298A (en) Plastic materials
CA990817A (en) Insulator made of plastics material
AU7132774A (en) Plastics moulding materials
AU461278B2 (en) Compacting of thermoplastic material
CA981378A (en) Processing of thermoplastic moulding materials
JPS5281372A (en) Plastic film extruder
CA944113A (en) Device for preventing shrinkage of moulded thermoplastic material
AU470569B2 (en) Plastics moulding
CA995425A (en) Treatment of films of plastics material
CA864512A (en) Cellular plastic material
CA864495A (en) Thermoplastic dressing material
AU4050672A (en) Processing of thermoplastic moulding materials
CA869605A (en) Continuous molding of thermoplastic materials
CA882820A (en) Moulding materials
CA875060A (en) Injection molding apparatus for plastic materials
CA868461A (en) Method of molding thermoplastic sheet material
CA863811A (en) Continuous molding of thermoplastic resin
CA873407A (en) Process for the manufacture of thermoplastic moulding materials
AU457085B2 (en) Moulding with plastics material
AU442776B2 (en) Molding device for plastic material