发明名称 |
Method of manufacturing a combustion chamber for a water heater |
摘要 |
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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申请公布号 |
US7337517(B2) |
申请公布日期 |
2008.03.04 |
申请号 |
US20040825992 |
申请日期 |
2004.04.16 |
申请人 |
BRADFORD WHITE CORPORATION |
发明人 |
DOSS GARRETT;GORDON MICHAEL;LANNES ERIC M. |
分类号 |
B21D39/03;F23M5/00;F24H1/00;F24H1/20;F24H9/18 |
主分类号 |
B21D39/03 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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