US4078544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrugated cover plate for flat plate collector
Assignee: United States Department of Energy
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Filing: 1976-04-26
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Granted: 1978-03-14
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Expires: 1996-04-26
Abstract
Abstract A flat plate radiant energy collector is providing having a transparent cover. The cover has a V-corrugated shape which reduces the amount of energy reflected by the cover away from the flat plate absorber of the collector.
Inventors
- 👤 K. G. Terry Hollands
- 👤 Bruce Sibbitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:22
CPC Classifications
F; F24; F24S; F24S10/00; F24S10/70; F24S10/75; F24S80/00; F24S80/50; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/44
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
138 words
A radiant energy absorbing device, comprising: a flat energy receiver, first and second cover plates formed of a material which transmits radiant energy, said first cover plate being in a corrugated form including a plurality of adjacent V-shaped sections with each V forming an angle A, with the transverse cross section of said first cover plate being between 1/2 and 21/2 inches and a housing with said receiver and said first and second cover plates mounted therein such that said first cover plate is positioned between said second cover plate and said receiver in parallel arrangement with a first gap between said second cover plate and said first cover plate and a second gap between said first cover plate and said receiver, A being between 30 and 60° and said gaps being on the order of one-half inch.
Claim 2
Dependent Claim
138 words
A radiant energy absorbing device, comprising: a flat energy receiver, first and second cover plates formed of a material which transmits radiant energy, said first cover plate being in a corrugated form including a plurality of adjacent V-shaped sections with each V forming an angle A, with the transverse cross section of said first cover plate being between 1/2 and 21/2 inches and a housing with said receiver and said first and second cover plates mounted therein such that said first cover plate is positioned between said second cover plate and said receiver in parallel arrangement with a first gap between said second cover plate and said first cover plate and a second gap between said first cover plate and said receiver, A being between 30 and 60° and said gaps being on the order of one-half inch.
Claim 3
Dependent Claim
43 words
The device of claim 1 wherein said first cover plate is of a thin material and said housing is provided with a slotting mechanism which supports said first cover plate, said slotting mechanism providing the structural strength to support said first cover plate.
References Cited (Backward Citations)
US4019496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-03-13 | 1981-09-12 | 1982-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-03-13 | 1985-09-12 | 1986-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-03-13 | 1989-09-12 | 1990-03-14 | $7700.00 | Window Closed / Lapsed |