Liquid purification or separation – With alarm – indicator – register – recorder – signal or...
Patent
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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Drodge Joseph W.
The Clorox Company
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