Solar heat collector
US4309983A · kind A · utility
4Cited by
6References
7Claims
0Family size
Inventor
Key dates
| Filing date | Jul 27, 1979 |
| Grant date | Jan 12, 1982 |
| Priority date | — |
| Expiry date | Jul 27, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/44
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A solar heat collector adapted to be mounted in an exterior doorway of a structure. The solar heat collector generally stated comprises a heat absorbant inner door, a transparent outer door mounted in spaced relation to the heat absorbant inner door, and means for circulating air between the inner and outer doors or through the inner door for extracting the absorbed heat for distribution and use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.