| 摘要 |
<p>POSITION RESPONSIVE TWO-WAY BALL VALVE This disclosure relates squeezably functioning dispensing and measuring containers, particularly to their valves. A submersible, position and pressure responsive valve is disclosed, specially disposed within a squeezably functioning container, the valve, comprising a tubular housing, a ball and two ball seats located on the opposite ends of the tubular housing, whereby the valve or valves keep the container closed in upright and downward position, reduce accidental spilling, and promote cleaning of clogged or contaminated air inlet.</p> |
