Filter apparatus for use with a water tank
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United States of America Patent
Stats
-
Nov 30, 1993
Grant Date -
N/A
app pub date -
Aug 3, 1992
filing date -
May 28, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A filter apparatus comprises a housing 11 accommodating therein a filter unit 19, which unit consists of: a filtering chamber 47 made of a plastics and having an integral flexible pipe 50; and filter elements 48 and 49 received in the filtering chamber. The flexible pipe 50 is connected to an outlet port 30 of a pump unit 14 which has a pendent suction pipe 17 and constitutes the apparatus together with the filter unit. A predetermined pressure of the tank water from the pump unit 14 is applied to the filtering chamber 47 of the filter unit 19 so as to provide a kind of filter press, whereby any dead zones do not take place within the filter elements, thus ensuring the efficient filtration of the tank water, and wherein the filter unit can be replaced easily.
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