Method of manufacturing a combustion chamber for a water heater

Details Method of manufacturing a combustion chamber for a water heater Method of manufacturing a combustion chamber for a water heater

2004-04-16

2008-03-04

Bryant, David P. (Department: 3726)

Metal working

Method of mechanical manufacture

Assembling or joining

C122S013010

Reexamination Certificate

active

07337517

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.

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patent: 6422178 (2002-07-01), Lannes et al.
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