Air heating apparatus and method of heating an air stream
US5065736A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 1, 1991 |
| Grant date | Nov 19, 1991 |
| Priority date | — |
| Expiry date | Feb 1, 2011 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24H3/065
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An improved air heating apparatus and method of heating an air stream wherein the heating arrangement includes a heater housing with a combustion drum having a burner at one end thereof, the drum being disposed in spaced relation in the housing to extend longitudinally along the length thereof, a heat exchanger longitudinally extending in the space between the combustion drum and housing to receive combustion products from the combustion drum, an air stream blower positioned to pass an air stream over the heat exchanger in the space between housing and drum and to pass air from opposed ends of the combustion drum including the burner at one end to promote an extended burner flame substantially along the combustion drum length.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.