| 摘要 |
<p>A spray head (1), comprising a fastening body (2), a spray head body (3) with at least one nozzle (4) and a thermally activated triggering device (5), said spray head body (3) being arranged into fastening body (2), in its cylinder space (21) to be movable between two positions, the first position, in which spray head is in the inactive state, and the second position, in which the spray head body is extended out, said spray head body (3) being arranged to be movable through the effect of pressurized medium in relation to fastening body (2) from the first position to the second position. A retaining arrangement (18, 19, 20) has been arranged between spray head body (3) and fastening body (2), adapted to keep spray head body (3) in the first position, until the pressure of the medium exceeds a preset value.</p> |
