Title:
AUTOMATIC CLEANING VENTILATION FAN
Document Type and Number:
Japanese Patent JP2724664
Kind Code:
B2
Abstract:
PURPOSE: To efficiently remove an adhered element adhered to a filter member by applying individual or combined mechanical or aerodynamic peeling force to the element and to prevent contamination of a room inside due to scattering of the element at the time of removing the element.
CONSTITUTION: The automatic cleaning ventilation fan comprises a motor 4 provided therein to operate to rotate ventilation blades 3, a filter member 5 in such a manner that the member 5 is fixed or rotatably provided, a brush provided to be brought into contact with a front or rear surface of the member 5, and a blow nozzle 10 provided to inject compressed air to the member 5 side, wherein, when the member 5, the brush and the nozzle 10 are controlled to be moved, the blades 3 are controlled to be reversely rotated.
Inventors:
MYAMOTO MINORU
TSUNODA DAISUKE
TSUNODA DAISUKE
Application Number:
JP18093893A
Publication Date:
March 09, 1998
Filing Date:
June 24, 1993
Export Citation:
Assignee:
JAPAN RUUWA KK
International Classes:
B01D46/10; B01D46/42; F24F7/013; (IPC1-7): F24F7/013; B01D46/10; B01D46/42
Domestic Patent References:
| JP62245041A | ||||
| JP63119827A | ||||
| JP5029636U | ||||
| JP62112019U |
Attorney, Agent or Firm:
Nishiichi
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