Drinking water supply apparatus
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United States of America Patent
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-
Aug 7, 2001
Grant Date -
N/A
app pub date -
Apr 22, 1998
filing date -
Apr 23, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
To bring maximum sterility in a stationary drinking water supply installation with a water tank, the invention provides a method for filling a drinking water installation in which, after filling a tank with fresh water, the water is circulated at least over a filter. The invention also provides an apparatus for drinking water supply from a drinking water tank with a supply pipe connectable to a fresh water source and which has a three-way valve (6) with an inlet (4) connected to the fresh water intake (3), as well as a second inlet (22) and a supply pipe (5) leading to the tank (2). There is also a return pipe (21) leading from the water tank (2) to the second inlet (22) of the three-way valve (6) and a circulating pump (9) in the water circuit formed by the return pipe (21) and supply pipe (5).
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