Plastic and nonmetallic article shaping or treating: processes – Optical article shaping or treating
Patent
1998-12-09
2000-06-06
Vargot, Mathieu D.
Plastic and nonmetallic article shaping or treating: processes
Optical article shaping or treating
264102, 425173, 425808, B29D 1100
Patent
active
060714409
ABSTRACT:
A contact lens production line pallet system transports contact lens mold materials throughout a facility for producing ophthalmic lenses. Specifically, the contact lens production line pallet system includes a pallet for carrying one or more contact lens mold assemblies throughout a contact lens production line, the pallet having one or more first recesses formed in a surface thereof for receiving either a first mold half or a complementary second mold half, the first and second mold halves when placed together constitute an individual contact lens mold assembly. A conveyor device for transporting the pallet from station to station throughout the production line facility is provided, as is a locating device formed in the pallet surface for enabling precise positioning of the pallet at one or more manufacturing stations in the production line facility.
REFERENCES:
patent: 4402659 (1983-09-01), Greenbaum
patent: 4786444 (1988-11-01), Hwang
patent: 5252056 (1993-10-01), Horner et al.
patent: 5656208 (1997-08-01), Martin et al.
Bjerre Kaj
Christensen Svend
Kindt-Larsen Ture
Martin Wallace Anthony
Tsu-Fang Wang Daniel
Johnson & Johnson Vision Products Inc.
Vargot Mathieu D.
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