Gas heater with alarm system
US5807098A · kind A · utility
89Cited by
6References
29Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 26, 1996 |
| Grant date | Sep 15, 1998 |
| Priority date | — |
| Expiry date | Apr 26, 2016 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23N2231/22
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A heater including a housing, a heating assembly having a burner, and at least one of an oxygen level detection assembly adapted to distinguish between a relatively normal oxygen level, a relatively low oxygen level and relatively unsafe oxygen, a carbon monoxide sensor and a combustible gas sensor. The heater may also include an indicator adapted to produce at least one of an audible indication and a visible indication in response to a detection of a relatively low oxygen level, a detection of a predetermined level of carbon monoxide, or a detection of combustible gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.