发明名称 |
ALUMINUM WELDING BELLOWS AND ITS MANUFACTURING METHOD |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To obtain a high-quality aluminum welding bellows which shows an excellent air-tightness and a sufficient durability by eliminating the occurrence of gaps inside a welded part caused by the remaining of an aluminum surface-oxidized-film inside the welded part. <P>SOLUTION: Welding is executed by sandwiching a melting-point reducing material of the aluminum oxidized-film such as zinc powder 30 between welding faces 11A of annular inner peripheral edge parts 11 and between welding faces 12A of annular outer peripheral edge parts 12 of adjacent circular plates 10. <P>COPYRIGHT: (C)2004,JPO</p> |
申请公布号 |
JP2004068909(A) |
申请公布日期 |
2004.03.04 |
申请号 |
JP20020228831 |
申请日期 |
2002.08.06 |
申请人 |
SAGINOMIYA SEISAKUSHO INC |
发明人 |
KANEZAKI FUMIO |
分类号 |
F16J3/04;B23K26/00;B23K26/14;B23K26/20;B23K26/32;B23K103/10;(IPC1-7):F16J3/04 |
主分类号 |
F16J3/04 |
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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