Plastic tap for liquid storage tank has external cone on connecting sleeve at its inlet end which cooperates with internal cone on tank outlet, connection being locked together by union nut

摘要

The plastic tap for a liquid storage tank (16) , e.g. a butterfly tap (1) or ball cock has an external cone (17) on the connecting sleeve (7) at its inlet end. This cooperates with an internal cone (18) on the tank outlet (15) and the connection is locked together by a union nut (14).