Air inlet valve for water cooler

Details Air inlet valve for water cooler Air inlet valve for water cooler

1994-06-10

1996-01-23

Drodge, Joseph W.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

62389, 137453, 210136, 210469, 222 36, 2221851, 22218906, B01D 35143, B01D 35027

Patent

active

054862850

ABSTRACT:
For use in a water cooler having a reservoir adapted to receive the neck portion of an inverted water tank, a filter system comprising an attachment removably connected to the neck and forming a water-tight seal therewith, a sleeve projecting from the attachment for receiving a replaceable water filter adapted to pass water from the tank into the reservoir, and a one-way valve projecting from the attachment for admitting air into the tank responsive to water flowing out of the tank via the water filter, the one-way valve including a movable bead adapted to prevent water from flowing therethrough while permitting air to pass therethrough.

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PCT/US87/02910, international filing date Nov. 6, 1987, entitled Container and Liquid Dispenser.

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