GB1278017A - Improvements in or relating to moulding eyeglass frame parts - Google Patents

Improvements in or relating to moulding eyeglass frame parts

Info

Publication number
GB1278017A
GB1278017A GB1845170A GB1845170A GB1278017A GB 1278017 A GB1278017 A GB 1278017A GB 1845170 A GB1845170 A GB 1845170A GB 1845170 A GB1845170 A GB 1845170A GB 1278017 A GB1278017 A GB 1278017A
Authority
GB
United Kingdom
Prior art keywords
cavity
mould
relating
spectacle
frame parts
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
GB1845170A
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
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 American Optical Corp filed Critical American Optical Corp
Publication of GB1278017A publication Critical patent/GB1278017A/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
    • B29D12/00—Producing frames
    • B29D12/02—Spectacle frames

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

1278017 Moulds for spectacle-frames AMERICAN OPTICAL CORP 17 April 1970 [18 April 1969] 18451/70 Heading B5A A split mould for spectacle frames of flexible, rubbery material has at least one cavity defined co-operatively between the two mould halves, each cavity being upright with its longitudinal dimension vertical, a filling gate at the bottom of the cavity of at least one mould half, a gas vent at the top of the cavity of at least one mould half, means to introduce resin into the cavity and backing means. The mould may be of polyurethane or silicone rubber. It may be made by moulding one half at a time around a model of the spectacle frame.
GB1845170A 1969-04-18 1970-04-17 Improvements in or relating to moulding eyeglass frame parts Expired GB1278017A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81740769A 1969-04-18 1969-04-18

Publications (1)

Publication Number Publication Date
GB1278017A true GB1278017A (en) 1972-06-14

Family

ID=25223026

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1845170A Expired GB1278017A (en) 1969-04-18 1970-04-17 Improvements in or relating to moulding eyeglass frame parts

Country Status (4)

Country Link
AT (1) AT324687B (en)
DE (1) DE2014136A1 (en)
FR (1) FR2045372A5 (en)
GB (1) GB1278017A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2224891A (en) * 1988-11-15 1990-05-16 Itt Ind Ltd Means for mounting an electrical or optical connector
GB2344065A (en) * 1998-11-26 2000-05-31 Liptool Limited Manufacturing a mould and moulding an article using the mould
GB2360244A (en) * 2000-05-30 2001-09-19 Swift Technologies Ltd A method of producing a mould

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422495A1 (en) * 1978-04-12 1979-11-09 Essilor Int Tools for moulding spectacle lenses with undercut rim grooves - using slightly flexible tool profiles to disengage relatively inelastic mouldings
GB2079665A (en) * 1980-07-07 1982-01-27 American Optical Corp Mould for casting eyeglass frames
EP0134381A1 (en) * 1983-08-24 1985-03-20 Gianna Marchese Method for making spectacles frames
DE102016103341A1 (en) * 2016-02-25 2017-08-31 CURO GmbH RFID reading device for a spectacle frame, spectacle frame, method for equipping a spectacle frame with an RFID chip

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2224891A (en) * 1988-11-15 1990-05-16 Itt Ind Ltd Means for mounting an electrical or optical connector
GB2344065A (en) * 1998-11-26 2000-05-31 Liptool Limited Manufacturing a mould and moulding an article using the mould
GB2344065B (en) * 1998-11-26 2001-03-07 Liptool Ltd Component verification system
GB2360244A (en) * 2000-05-30 2001-09-19 Swift Technologies Ltd A method of producing a mould
GB2360244B (en) * 2000-05-30 2002-02-20 Swift Technologies Ltd Flexible moulds for rapid tooling and moulding methods using same

Also Published As

Publication number Publication date
FR2045372A5 (en) 1971-02-26
AT324687B (en) 1975-09-10
DE2014136A1 (en) 1970-10-29

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee