Title:
DEODORIZATION FILTER FOR ELECTRIC FAN AND ELECTRIC FAN ATTACHED WITH THE DEODORIZATION FILTER
Document Type and Number:
Japanese Patent JP2015083823
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a deodorization filter for an electric fan capable of removing odorous components, tobacco smell, and nonenal smell contained in air with the usage of the electric fan.SOLUTION: A deodorization filter 10A for an electric fan is made of a soft polyurethane foam 11 containing activated carbon adsorbing an odor contained in air, and includes a front surface 14 and a rear surface 15 in a prescribed area, an inner peripheral edge 16 and an outer peripheral edge 17, a center opening 18 surrounded by the inner peripheral edge 16 and detachably inserted to a screw pipe extended forward from a motor case of the electric fan, a plurality of ventilation passages extended between the front and the rear surfaces 14 and 15, and a plurality of ventilation ports continued to the ventilation passages and opened to the front and rear surfaces. The center opening 18 is inserted to the screw pipe, and the deodorization filter 10A is detachably attached to the electric fan in a state of being fastened by an inner peripheral part of a rear guard attached to the rear side of a vane of the electric fan and a guard fastening nut for fixing the rear guard to the motor case.
Inventors:
SASAKI TOMOAKI
Application Number:
JP2013230168A
Publication Date:
April 30, 2015
Filing Date:
November 06, 2013
Export Citation:
Assignee:
R DEC CO LTD
International Classes:
F04D25/08; A61L9/01; A61L9/16
Attorney, Agent or Firm:
Yoshitaka Kobayashi
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