Title:
AIR STIRRING DEVICE
Document Type and Number:
Japanese Patent JP2002364597
Kind Code:
A
Abstract:
To provide an air stirring device capable of changing the rotating speed of its casing.
The air stirring device is equipped with a multi-blade fan 19 rotated by a motor and the rotary casing 15 rotated by the air force of the multi-blade fan 19, in which air is blown out concentrically from a blowout hole 51 formed in the casing 15, wherein a fin 55 to control the airflow direction is installed in the position of the blowout hole 51, and the direction of the body 56 of the fin 55 is adjusted so as to set off the rotational moment of the casing 15, and thereby the rotating speed of the casing 15 is regulated.
Inventors:
IWAI HARUYOSHI
Application Number:
JP2001175253A
Publication Date:
December 18, 2002
Filing Date:
June 11, 2001
Export Citation:
Assignee:
NIPPON KOBUNSHI KK
International Classes:
F04D29/46; F24F7/007; (IPC1-7): F04D29/46; F24F7/007
Domestic Patent References:
| JPS6110117Y2 | 1986-04-01 | |||
| JPH0111996Y2 | 1989-04-07 | |||
| JPS4870204U | 1973-09-05 | |||
| JPS5877194U | 1983-05-25 | |||
| JPH0755217A | 1995-03-03 | |||
| JPS5951194A | 1984-03-24 |
Attorney, Agent or Firm:
Junichi Shibata