US4494667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lens tray
Assignee: Gerber Coburn Optical Inc
•
Filing: 1983-03-23
•
Granted: 1985-01-22
•
Expires: 2003-03-23
Abstract
Abstract A lens tray for holding optical lenses aligned horizontally in a lateral array wherein the tray is capable of holding lenses in such manner that the active surfaces of the lenses do not contact any foreign surface that may mar or scratch the active surfaces.
Inventors
- 👤 John M. Griffith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:12
CPC Classifications
B; B65; B65D; B65D7/00; B65D7/12; B65D7/14; B65D7/20
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
160 words
A lens tray for holding lenses aligned horizontally in a lateral array comprising: a rectangular frame having front, back and side portions; parallel supporting pairs of bars spaced from each other and extending transversely between said side portions of the rectangular frame; a plurality of lens support members supported by said pairs of bars for holding lenses thereon, said lens support members being generally of rectangular shape having a flat bottom and inclined sickle shape end portions, said portions being inclined at about 45° from the horizon for holding the edges of the outer convex surface of the lenses; a pair of handles for carrying the tray positioned on each of said side portions of the rectangular frame forming an angle of about 99° with said frame; and a pair of upwardly pointing tray support fingers positioned on the inside of said handles to receive and hold the rectangular frame of another tray when trays are stacked upon each other.
Claim 2
Dependent Claim
160 words
A lens tray for holding lenses aligned horizontally in a lateral array comprising: a rectangular frame having front, back and side portions; parallel supporting pairs of bars spaced from each other and extending transversely between said side portions of the rectangular frame; a plurality of lens support members supported by said pairs of bars for holding lenses thereon, said lens support members being generally of rectangular shape having a flat bottom and inclined sickle shape end portions, said portions being inclined at about 45° from the horizon for holding the edges of the outer convex surface of the lenses; a pair of handles for carrying the tray positioned on each of said side portions of the rectangular frame forming an angle of about 99° with said frame; and a pair of upwardly pointing tray support fingers positioned on the inside of said handles to receive and hold the rectangular frame of another tray when trays are stacked upon each other.
Claim 3
Dependent Claim
22 words
The lens tray of claim 1 wherein said lenses are supported on their edges while being aligned horizontally in a lateral array.
Claim 4
Dependent Claim
10 words
The lens tray of claim 1 made of steel wire.
Claim 5
Dependent Claim
9 words
The lens tray of claim 1 made of alloys.
Claim 6
Dependent Claim
10 words
The lens tray of claim 1 made of polymeric materials.
References Cited (Backward Citations)
US2223554A
Cited
US3191791A
Cited
US3469686A
Cited
US3489124A
Cited
US3672495A
Cited
US3591032A
Cited
US3559836A
Cited
US3857480A
Cited
US4122942A
Cited
US4079836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-01-22 | 1988-07-23 | 1989-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-01-22 | 1992-07-23 | 1993-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-01-22 | 1996-07-23 | 1997-01-22 | $7700.00 | Window Closed / Lapsed |