US3792771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package for plates
Assignee: Agfa Gevaert NV
•
Filing: 1971-08-23
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Granted: 1974-02-19
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Expires: 1991-08-23
Abstract
Abstract A package for storing and transporting rectangular glass plates such as high resolution photographic plates for use in the manufacturing of masks for integrated circuits. The plates are immobilized in the package by resilient contact with at least two elongated resilient tubes engaging corresponding corners of the plates and being yieldingly compressed between the plate corners and the container.
Inventors
- 👤 F Bonjean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:38
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/30; B65D85/48; B65D81/00; B65D81/02; B65D81/05; B65D81/07
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
114 words
A package for storing and transporting a plurality of rectangular plates comprising: a plate carrier container including a removable top cover therefor, said container receiving said plates with a predetermined peripheral clearance and having rib means for keeping the plates therein in spaced apart generally upstanding parallel relation, and cushioning means for said plates formed by at least two elongated resilient tubes extending generally normal to the planes of the plates and in contact with corresponding corners of saId plates, each such tube having a continuous exterior surface and a diameter exceeding said predetermined peripheral clearance, whereby said tubes are yieldably compressed between the plate corners and said container and thus cushion said plates.
Claim 2
Dependent Claim
114 words
A package for storing and transporting a plurality of rectangular plates comprising: a plate carrier container including a removable top cover therefor, said container receiving said plates with a predetermined peripheral clearance and having rib means for keeping the plates therein in spaced apart generally upstanding parallel relation, and cushioning means for said plates formed by at least two elongated resilient tubes extending generally normal to the planes of the plates and in contact with corresponding corners of saId plates, each such tube having a continuous exterior surface and a diameter exceeding said predetermined peripheral clearance, whereby said tubes are yieldably compressed between the plate corners and said container and thus cushion said plates.
Claim 3
Dependent Claim
21 words
A package according to claim 1, wherein said resilient tubes are disposed to contact the plates at all four corners thereof.
Claim 4
Dependent Claim
14 words
A package as in claim 1 wherein said tubes are formed of high-density polyethylene.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-02-18 | 1977-08-20 | 1978-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-18 | 1981-08-20 | 1982-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-18 | 1985-08-20 | 1986-02-19 | $7700.00 | Window Closed / Lapsed |