CA1051668A - Methode de controle de la courbure de zones dans une feuille thermoplastique faconnee - Google Patents

Methode de controle de la courbure de zones dans une feuille thermoplastique faconnee

Info

Publication number
CA1051668A
CA1051668A CA190,318A CA190318A CA1051668A CA 1051668 A CA1051668 A CA 1051668A CA 190318 A CA190318 A CA 190318A CA 1051668 A CA1051668 A CA 1051668A
Authority
CA
Canada
Prior art keywords
temperature
sheet
radius
curvature
region
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
CA190,318A
Other languages
English (en)
Inventor
Jacob R. Peternel
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.)
PPG Industries Inc
Original Assignee
PPG Industries 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 US00333603A external-priority patent/US3839000A/en
Application filed by PPG Industries Inc filed Critical PPG Industries Inc
Application granted granted Critical
Publication of CA1051668A publication Critical patent/CA1051668A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
CA190,318A 1973-02-20 1974-01-16 Methode de controle de la courbure de zones dans une feuille thermoplastique faconnee Expired CA1051668A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00333603A US3839000A (en) 1973-02-20 1973-02-20 Method for controlling curvature of regions in a shaped thermoplastic sheet

Publications (1)

Publication Number Publication Date
CA1051668A true CA1051668A (fr) 1979-04-03

Family

ID=23303497

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,318A Expired CA1051668A (fr) 1973-02-20 1974-01-16 Methode de controle de la courbure de zones dans une feuille thermoplastique faconnee

Country Status (1)

Country Link
CA (1) CA1051668A (fr)

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