Title:
BLOWER
Document Type and Number:
Japanese Patent JP2018112194
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a blower capable of preventing a back flow phenomenon.SOLUTION: A blower 1 includes: a base portion 2 attached to a ceiling surface L in a room; an electric fan 10 which has a motor 12 fixed to the base portion 2, and an impeller 20 rotating about a rotary shaft C perpendicular to an attaching surface of the base portion 2 by the motor 12; and a lighting portion 5 which is formed in an annular shape having a cylindrical cavity portion 5b arranged with the impeller 20, and attached to the base portion 2 by forming a circulation port 3a of air between the ceiling surface L and the lighting portion 5. The base portion 2 has a power source substrate installed inside and a drive substrate of the electric fan 10, and is covered by a base cover 2b. An inclined surface lowering toward the rotary shaft of the impeller 20 is formed on the surface facing the electric fan 10.SELECTED DRAWING: Figure 1
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Inventors:
SHIMA HIDEKAZU
SAWADA TAKESHI
MISUMI MASARU
SUZUKI KYOKO
WAKASA KANAKO
SAWADA TAKESHI
MISUMI MASARU
SUZUKI KYOKO
WAKASA KANAKO
Application Number:
JP2018080883A
Publication Date:
July 19, 2018
Filing Date:
April 19, 2018
Export Citation:
Assignee:
SHARP KK
International Classes:
F04D25/08; F04D29/54
Domestic Patent References:
| JPS5751190U | 1982-03-24 | |||
| JP2006219998A | 2006-08-24 | |||
| JPH11210677A | 1999-08-03 | |||
| JP3055076U | 1998-12-22 |
Attorney, Agent or Firm:
Harakenzo world patent & trademark