A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
15/42
A47L 5/00 (2006.01)
Patent
CA 2037469
Abstract A filterless type,liquid filtering vacuum cleaner comprises multiple steps filtering stage, employing liquid as a filter medium, liquid over flow is controlled from partial pressure differential and flow rate change by the Bernouli's theorem, an automatic electric break means from a pressure sensor which operate by a float and float guide when operating for water sweeper means.
Kang Yong W.
Yoo Byoung H.
Bereskin & Parr
Kang Yong W.
Yoo Byoung H.
LandOfFree
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