Power vented water heater with air inlet
US5950573A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 16, 1998 |
| Grant date | Sep 14, 1999 |
| Priority date | — |
| Expiry date | Oct 16, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23N2225/14
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A water heater comprising a water container; a combustion chamber adjacent the water container; a burner associated with the combustion chamber; a flue connected to the combustion chamber; a blower assembly positioned to receive combustion products from the flue and including a blower; at least one inlet having a plurality of ports which permit air and extraneous fumes to enter the combustion chamber and prevent combustion of extraneous fumes outside of the combustion chamber; a temperature sensor positioned adjacent the inlet; and a controller connected to the blower and the temperature sensor, the controller being capable of activating the blower in response to temperature changes detected by the temperature sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.