| 摘要 |
<p>A tap for dispensing flowable materials. The tap includes a body and a plunger positioned within a channel in the body. The plunger is moveable between first, second, and third positions. The plunger and the body form a first seal when the plunger is in the first position, and a second seal when the plunger is in the second position. Flowable material may pass through the channel when the plunger is the third position. The tap also includes a connector to sealingly engage the body with a flowable material source and establish fluid communication between the flowable material source and the channel.</p> |
