F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
137/26
F16K 31/00 (2006.01) G05D 16/12 (2006.01)
Patent
CA 1093422
ABSTRACT OF THE DISCLOSURE The disclosure herein describes a device which comprises: means for alternately connecting a vessel with a vacuum and gas source; a communicating means connecting the said means with the gas source and communicating with a projection which is opened at its other end; a container enveloping at least a portion of the projection and a float within the container which is capable of sealing the open end of the projection; a liquid contained within the container and with its level above the open end of the projection has a density such that it can urge the float into a sealing relationship with the end of the projection, the device also includes exit means above the level of the liquid which communicate with the container.
300428
Firestone Raymond A.
Goudreau Gage & Associates
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