Title:
エアフィルタ清掃装置
Document Type and Number:
Japanese Patent JP7346233
Kind Code:
B2
Abstract:
To improve stability of an air filter during cleaning.SOLUTION: In an air filter cleaning device which includes two rollers arranged inside a cleaning chamber, a driving device for rotationally driving at least one of the two rollers and an air nozzle positioned above the two rollers, and blows air to a cylindrical air filter placed on the two rollers from the inner peripheral side by the air nozzle, the air nozzle includes a nozzle body extending along the two rollers and a plurality of injection holes that are opened downward and are arranged side by side in a direction at which the two rollers extend, and the total amount of air supplied from an air supply source is jetted downward toward the space between the two rollers from the plurality of injection holes.SELECTED DRAWING: Figure 1
Inventors:
Tomoaki Yoshida
Saburo Asahina
Saburo Asahina
Application Number:
JP2019187113A
Publication Date:
September 19, 2023
Filing Date:
October 10, 2019
Export Citation:
Assignee:
Hitachi Construction Machinery Japan Co., Ltd.
International Classes:
B01D41/04; B01D46/24; B60S5/00
Domestic Patent References:
| JP2016221422A | ||||
| JP2013252481A | ||||
| JP2000354718A | ||||
| JP10184467A | ||||
| JP2004308458A |
Foreign References:
| CN107019962A |
Attorney, Agent or Firm:
Patent Attorney Corporation Kaichi