CA1093769A - Methode et appareil de moulage de lentilles par injection - Google Patents

Methode et appareil de moulage de lentilles par injection

Info

Publication number
CA1093769A
CA1093769A CA270,752A CA270752A CA1093769A CA 1093769 A CA1093769 A CA 1093769A CA 270752 A CA270752 A CA 270752A CA 1093769 A CA1093769 A CA 1093769A
Authority
CA
Canada
Prior art keywords
cavity
molten plastic
plastic
optical lens
blank
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
CA270,752A
Other languages
English (en)
Inventor
Hermann P. Weber
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA270,752A priority Critical patent/CA1093769A/fr
Application granted granted Critical
Publication of CA1093769A publication Critical patent/CA1093769A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)
CA270,752A 1977-01-31 1977-01-31 Methode et appareil de moulage de lentilles par injection Expired CA1093769A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA270,752A CA1093769A (fr) 1977-01-31 1977-01-31 Methode et appareil de moulage de lentilles par injection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA270,752A CA1093769A (fr) 1977-01-31 1977-01-31 Methode et appareil de moulage de lentilles par injection

Publications (1)

Publication Number Publication Date
CA1093769A true CA1093769A (fr) 1981-01-20

Family

ID=4107845

Family Applications (1)

Application Number Title Priority Date Filing Date
CA270,752A Expired CA1093769A (fr) 1977-01-31 1977-01-31 Methode et appareil de moulage de lentilles par injection

Country Status (1)

Country Link
CA (1) CA1093769A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry