Title:
BLOWER DEVICE AND ENVIRONMENT FORMATION DEVICE
Document Type and Number:
Japanese Patent JP2021067242
Kind Code:
A
Abstract:
To develop a blower device that can change a ratio of air volume between an air volume blown in a straight-ahead direction and an air volume in a diffusion direction.SOLUTION: A blower device includes a center side blower part 33, an outer side blower part 35 and a suction part 76. The center side blower part 33 generates an air stream mainly oriented forward. The outer side blower part 35 generates an air stream mainly oriented sideward. The blower device includes air stream changing means for changing a ratio of air volume between the air volume oriented forward and the air volume oriented sideward.SELECTED DRAWING: Figure 3
Inventors:
TANAKA HIDEKI
Application Number:
JP2019194520A
Publication Date:
April 30, 2021
Filing Date:
October 25, 2019
Export Citation:
Assignee:
ESPEC CORP
International Classes:
F04D29/52; F04D29/42; F04D29/54; F04D29/56; F24F1/0022; F24F1/0029; G01N17/00
Domestic Patent References:
| JPH0524500U | 1993-03-30 | |||
| JP2021014822A | 2021-02-12 | |||
| JP2017180470A | 2017-10-05 | |||
| JP2008031956A | 2008-02-14 | |||
| JP2017049073A | 2017-03-09 | |||
| JP2015001352A | 2015-01-05 |
Attorney, Agent or Firm:
Takashi Fujita