CA1024314A - Thermoforming mold for thermoplastics - Google Patents

Thermoforming mold for thermoplastics

Info

Publication number
CA1024314A
CA1024314A CA215,814A CA215814A CA1024314A CA 1024314 A CA1024314 A CA 1024314A CA 215814 A CA215814 A CA 215814A CA 1024314 A CA1024314 A CA 1024314A
Authority
CA
Canada
Prior art keywords
thermoplastics
thermoforming mold
thermoforming
mold
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
CA215,814A
Other languages
French (fr)
Inventor
Brian M. Turner
Donald E. Crowell
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.)
DuPont Canada Inc
Original Assignee
DuPont Canada Inc
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 CA164,867A external-priority patent/CA1022356A/en
Application filed by DuPont Canada Inc filed Critical DuPont Canada Inc
Priority to CA215,814A priority Critical patent/CA1024314A/en
Application granted granted Critical
Publication of CA1024314A publication Critical patent/CA1024314A/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
    • 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
    • B29C51/30—Moulds
    • B29C51/36—Moulds specially adapted for vacuum forming, Manufacture thereof
    • B29C51/365—Porous 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
    • 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
    • B29C51/18—Thermoforming apparatus
    • B29C51/20—Thermoforming apparatus having movable moulds or mould parts
    • B29C51/22—Thermoforming apparatus having movable moulds or mould parts rotatable about an axis
    • 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
    • B29C51/30—Moulds
    • B29C51/36—Moulds specially adapted for vacuum forming, Manufacture thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
CA215,814A 1973-02-28 1974-12-12 Thermoforming mold for thermoplastics Expired CA1024314A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA215,814A CA1024314A (en) 1973-02-28 1974-12-12 Thermoforming mold for thermoplastics

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA164,867A CA1022356A (en) 1973-02-28 1973-02-28 Process for the continuous melt thermoforming of polymers
CA215,814A CA1024314A (en) 1973-02-28 1974-12-12 Thermoforming mold for thermoplastics

Publications (1)

Publication Number Publication Date
CA1024314A true CA1024314A (en) 1978-01-17

Family

ID=25667233

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215,814A Expired CA1024314A (en) 1973-02-28 1974-12-12 Thermoforming mold for thermoplastics

Country Status (1)

Country Link
CA (1) CA1024314A (en)

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