| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a sprinkler head without generating disturbance in distribution of sprinkled water by a water stop member. <P>SOLUTION: The sprinkler head includes: a head body with a water discharge port penetrating inside; a frame connected to the head body; a deflector usually disposed in the frame; a valve element for sealing the water discharge port and opening the port when a fire occurs; the water stop member disposed between the valve element and the body, and pressure-welded to the valve element; and a heat-sensitive member supporting the valve element. Further, a holding means for holding the water stop member is disposed within the frame or in the head body. The holding means is disposed above the position of the apex of the valve element when the heat-sensitive member falls and the valve element descends. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
