Water heater control system
US4016402A · kind A · utility
19Cited by
2References
4Claims
0Family size
Inventor
Key dates
| Filing date | Aug 27, 1975 |
| Grant date | Apr 5, 1977 |
| Priority date | — |
| Expiry date | Aug 27, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05D23/275
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A water heater control system for controlling the thermostat setting on a water heater which senses the temperature on an outflow line from the water heater and energizes a control for lowering the thermostat setting during periods of low flow demand and raising the thermostat setting during periods of high demand, thereby reducing overall required heating energy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.