Liquid purification or separation – Flow – fluid pressure or material level – responsive – Check valve
Patent
1994-01-21
1996-10-29
Cintins, Ivars
Liquid purification or separation
Flow, fluid pressure or material level, responsive
Check valve
210240, 210258, 2104163, 210470, 210472, B01D 3526
Patent
active
055693741
ABSTRACT:
A portable drinking water filtration apparatus for filtering and purifying water comprises a housing, a chamber formed inside the housing having an inlet opening, a first outlet opening, and a second outlet opening, filtration media positioned inside the chamber between the chamber inlet opening and the chamber outlet openings, and a pump mounted on the housing for forcing water through the filtration media, the second chamber outlet opening being in contact with the first chamber outlet opening for venting air as water is forced through the filtration media and discharged from the first chamber outlet opening and for discharging water from the chamber when the first chamber outlet opening is plugged. A plurality of bottle connection members are formed on the housing adjacent to the first chamber outlet opening for connecting the housing to a variety of different sized bottles.
REFERENCES:
patent: 753780 (1904-03-01), Woods
patent: 4715271 (1987-12-01), Kitagawa
patent: 5120437 (1994-01-01), Williams
General Ecology, Inc.'s Brochure, "First Need.RTM.--Portable Drinking Water Systems".
Katadyn's Brochure, "Advanced Swiss Ceramic Water Filtration Technology".
PUR's Information Sheet, "PUR Water Purifiers", 1992.
MSR's Information Sheet, "WaterWorks.TM. Total Filtration System".
A. Earley John F.
A. Earley III John F.
Cintins Ivars
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