CA432930A - Moule a pression - Google Patents

Moule a pression

Info

Publication number
CA432930A
CA432930A CA432930A CA432930DA CA432930A CA 432930 A CA432930 A CA 432930A CA 432930 A CA432930 A CA 432930A CA 432930D A CA432930D A CA 432930DA CA 432930 A CA432930 A CA 432930A
Authority
CA
Canada
Prior art keywords
pressure mould
mould
pressure
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
CA432930A
Other languages
English (en)
Inventor
D. Tillyer Edgar
E. Hasenzahl Herbert
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.)
American Optical Corp
Original Assignee
American Optical Corp
Publication date
Application granted granted Critical
Publication of CA432930A publication Critical patent/CA432930A/fr
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
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
CA432930A Moule a pression Expired CA432930A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA432930T

Publications (1)

Publication Number Publication Date
CA432930A true CA432930A (fr) 1946-02-05

Family

ID=210304

Family Applications (1)

Application Number Title Priority Date Filing Date
CA432930A Expired CA432930A (fr) Moule a pression

Country Status (1)

Country Link
CA (1) CA432930A (fr)

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