Solar water-heating apparatus
US4269172A · kind A · utility
42Cited by
8References
26Claims
0Family size
Inventors
Key dates
| Filing date | Nov 4, 1977 |
| Grant date | May 26, 1981 |
| Priority date | — |
| Expiry date | Nov 4, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S126/906
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A solar hot-water system having an absorber formed of plastic ducting adapted to be arranged unobtrusively on a roof surface whereby the water is heated by means of direct radiation from the sun and by means of conduction from the roof surface on which the ducting is supported.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.