Monitoring hot water usage in a gas water heater
US9213998B2 · kind B2 · utility
9Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2012 |
| Grant date | Dec 15, 2015 |
| Priority date | — |
| Expiry date | Jun 25, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05D23/1931
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An apparatus and method for determining the volume of hot water dispensed during a given timeframe from a hydrocarbon fueled water heater based on the volume of fuel consumed by the water heater during the timeframe and the average temperature difference between the inlet water temperature and the outlet water temperature during the timeframe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.