| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a sprinkler head cover for shortening the time from fire occurrence to the operation of a sprinkler head without deteriorating the superiority of design in the sprinkler head. <P>SOLUTION: In the sprinkler head cover, the sprinkler head 1 is stored inside a cylindrical member, a cover plate 4 for covering the sprinkler head 1 is arranged on the lower side of the cylindrical member, and the cylindrical member and the cover plate 4 are joined to each other with a low-melting-point alloy. The cylindrical member includes: a support cup 2 to be connected to the sprinkler head 1; and a retainer 3 having the cover plate 4 at the lower end. The support cup 2 includes an air flow-out port 12B, and the retainer 3 includes an air flow-in port 17. The support cup 2 and the retainer 3 are configured to be removable. <P>COPYRIGHT: (C)2013,JPO&INPIT |
