| 摘要 |
<p>An end fitting (30) for a water supply pipe of a sprinkler system is in the form of a hollow tubular body (32) having an internal cavity which progressively decreases in cross-sectional area from an end (38) of the body (32) attached to the supply pipe (14) to an opposite end (34) of the body (32) in the manner of a convergent nozzle, in order to enhance the pressure of water available to a sprinkler head (24) attached to the fitting (30) at a position remote from the pipe end (38).</p> |
