Air cleaner with anti-reentrainment

Gas separation – With nonliquid cleaning means for separating media – Cohesive filter media cleaning

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Details

55294, 55432, 55337, B01D 4604

Patent

active

043459226

ABSTRACT:
An air cleaner including a casing having an inlet for air to be cleaned and an outlet for cleaned air, a filter in the casing separating the inlet from the outlet, a shroud in the casing separating the filter from the inlet, a first valving arrangement operable to enable flow of air from said inlet to said filter or to disable flow of air from said filter to said inlet, and a second valving arrangement operable to prevent inflow of air to said filter or to enable a scavenge flow of air from said filter.

REFERENCES:
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patent: 1073883 (1913-09-01), Aikman
patent: 3078650 (1963-02-01), Anderson et al.
patent: 3541764 (1970-11-01), Astrom
patent: 3568414 (1971-03-01), Spriggs
patent: 3680283 (1972-08-01), Jones
patent: 3936902 (1976-02-01), Shackleton et al.
patent: 3954426 (1976-05-01), Brange
patent: 3957639 (1976-05-01), Schoen et al.
patent: 4113449 (1978-09-01), Bundy
patent: 4128227 (1980-08-01), Frey
patent: 4174204 (1979-11-01), Chase

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