Vacuum cleaner construction

Details Vacuum cleaner construction Vacuum cleaner construction

1985-10-01

1987-02-03

Nozick, Bernard

Gas separation

With nonliquid cleaning means for separating media

Solid agent cleaning member movingly contacts apparatus

55406, 55472, 15353, B01D 4702

Patent

active

046406972

ABSTRACT:
The present invention discloses a liquid bath vacuum cleaner having a cooling air stream separated from its cleaning air stream to improve the cooling efficiency of the vacuum cleaner. The separation of the air streams accomplished by a construction comprising a pan assembly, a main housing detachably connected to the pan assembly, a cap assembly connected to the housing, a motor assembly mounted within the cap assembly including a drive motor, a separator for drawing cleaning air into the vacuum cleaner, and a sealing mechanism to form a cleaning air cavity or pathway through the vacuum cleaner and a separate cooling air cavity for cooling air for the drive motor.

REFERENCES:
patent: 2221572 (1940-11-01), Brock et al.
patent: 2534808 (1950-12-01), Bevington et al.
patent: 2648396 (1953-08-01), Kirby
patent: 2886127 (1959-05-01), Brock
patent: 2945553 (1960-07-01), Brock
patent: 2954095 (1957-09-01), Brock
patent: 4138761 (1979-02-01), Nauta
patent: 4226575 (1980-10-01), Hyatt et al.

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