Method of manufacturing a combustion chamber for a water heater
US7337517B2 · kind B2 · utility
0Cited by
8References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 16, 2004 |
| Grant date | Mar 4, 2008 |
| Priority date | — |
| Expiry date | Sep 27, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49968
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A method of manufacturing a combustion chamber for use in a water heater is provided. A skirt is formed, and an edge portion of a plate is spot welded to the skirt. The edge portion of the plate is circumferentially welded to the skirt, thereby forming a seal between the plate and the skirt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.