Clean burning solid fuel stove and method
US4545360A · kind A · utility
Inventors
Key dates
| Filing date | Nov 21, 1983 |
| Grant date | Oct 8, 1985 |
| Priority date | — |
| Expiry date | Nov 21, 2003 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24B7/025
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A stove and method for burning solid fuels having an insulated primary combustion chamber, uniform distribution of preheated primary air through upward facing holes in a grate, downward flow of combustion gas through the grate, retention of hot coals in the grate structure, preheated secondary air, individually controlled primary and secondary air flows, insulated vortex combustion chambers for secondary combustion, longitudinally finned tubes as a first stage heat exchanger, plate-fin assembly as a second stage heat exchanger, an induced draft fan to draw the air and combustion gases through the combustion chambers as well as the heat exchangers, and a forced air fan to blow cool room air through the two stage heat exchanger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.