Heater for gas furnace condensate drain system
US10408470B2 · kind B2 · utility
1Cited by
3References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 9, 2016 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Apr 15, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B30/00
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A system and method is described for a heater box or compartment within a gas furnace or other HVAC cabinet. The compartment can house drain hoses, drain traps, and other components used to collect and dispose of condensate. The compartment can comprise heating elements or thermostatic switches to assist in preventing the freezing of condensate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.