| 摘要 |
A two-part bush for insertion into the neck of a beer keg for receiving a valve mechanism therein comprises a cylindrical pressed metal tubular body (10) having an annular pressed metal cap (12) secured thereto by swaging an annular portion (32) of the cap around a radially outwardly extending lip (14) of the body. The pressed metal cap includes a neck engaging screw thread (38) whilst the pressed body includes a radially outwardly directed flange (22) and a frusto conical internal valve seat (20) for seating the valve of a valved filling/dispensing mechanism thereon. |
