信息库卫浴用品真空释放阀
来源记录显示 Expired

真空释放阀

Vacuum released valve

US-7815076-B2

用于储存器分配流体的真空释放阀。

专利摘要

针对先前已知装置的这些缺点,本发明提供了一种真空释放阀,其关闭通向储存器的开口,阻止通过,直到在从储存器初始分配流体时在储存器内产生足够的真空。此外,盖优选地适于呈现固有形状。固有形状是当处于关闭位置时,盖将具有固有的偏置以将阴环形座向下推到阳座上以形成密封,并且在真空条件下偏转时呈现打开位置;在释放真空时,盖的固有偏置将导致盖重新呈现该位置。

Original abstractThese disadvantages of previously known devices, the present invention provides a vacuum released valve which closes an opening into a reservoir to passage therethrough until a sufficient vacuum is created with the reservoir as on initial dispensing of fluid from the reservoir. Furthermore a cap is preferably adapted to assume an inherent shape. The inherent shape is a shape such that when in the closed position; the cap will have an inherent bias to urge the female annular seat downwardly onto the male seat to form a seal and when deflected under vacuum conditions, to assume the open position; the inherent bias of the cap, on release of the vacuum, will cause the cap to reassume the position.

专利附图(8)

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