| 摘要 |
<p>A tap with a rotational discharge-nozzle, comprising a valve body, a discharge end, characterized in that the discharge end of the tap is provided with a middle portion to form a cylindrical portion which is ahead provided with a joint with an outer screw-thread, a collar is disposed in the cylindrical portion, a discharge-nozzle in form of bend is backward provided with a screw-threaded joint and connected with the collar by means of the screw-thread in the joint.</p> |
