| 摘要 |
PROBLEM TO BE SOLVED: To provide a sprinkler head cover which has the difficult-to-fall structure of a cover by improving the bond strength between the main body and the cover of a sprinkler head cover. SOLUTION: In the sprinkler head cover comprising: the main body 10 engaging a sprinkler head H; and a low melting point alloy for bonding the main body 10 and the cover 30 covering the sprinkler head, the low melting point alloy 20 is formed into a rivet-like shape or formed into a rivet-like shape obtained by sticking the low melting point alloy to one end of a pin having a flange part at the other end thereof to bond the main body 10 with the cover 30. COPYRIGHT: (C)2003,JPO
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