Waste energy hot water heater
US5097801A · kind A · utility
4Cited by
13References
2Claims
0Family size
Inventor
Key dates
| Filing date | Aug 11, 1989 |
| Grant date | Mar 24, 1992 |
| Priority date | — |
| Expiry date | Aug 11, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B30/18
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A waste energy hot water heater which extracts heat energy through heat exchange with flue gas from a primary heating device is disclosed. The water heater has an easily removable, compact, and simple heat exchanger and a flue gas bypass system to avoid overheating the heat exchanger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.