Title:
フィルター装置
Document Type and Number:
Japanese Patent JP7142920
Kind Code:
B2
Abstract:
To provide a filter device suitable for maintaining high dust removal performance while avoiding or suppressing labor and time for cleaning and replacement of a filter.SOLUTION: A filter device X of the present invention includes a case 10, a filter unit 20 and an automatic drive unit 30. The case 10 includes an outside air inlet 10a and an outside air outlet 10b. The filter unit 20 includes a roll filter F and a housing 20H. The housing 20H includes accommodation chambers 21, 22. The accommodation chamber 22 is separated from the accommodation chamber 21 and includes a winding shaft 22A that is formed therein and is driven by the automatic drive unit 30 at predetermined timing. The roll filter F includes a roll part Fa located in the accommodation chamber 21 and an effective filter part Fb exposed and deployed between the accommodation chambers 21 and 22, and can be wound up in the accommodation chamber 22 by the winding shaft 22A. The effective filter part Fb filters outside air flowing between the outside air inlet 10a and the outside air outlet 10b in the case 10.SELECTED DRAWING: Figure 2
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Inventors:
Zenjiro Honda
Hideo Fujinaka
Hideo Fujinaka
Application Number:
JP2019063469A
Publication Date:
September 28, 2022
Filing Date:
March 28, 2019
Export Citation:
Assignee:
Marbex Co., Ltd.
International Classes:
F24F13/28; B01D46/18; B01D46/42; F24F7/007; F24F8/108
Domestic Patent References:
| JP6425836B1 | ||||
| JP2015213898A | ||||
| JP9220490A | ||||
| JP2010051902A |
Foreign References:
| US20180093217 |
Attorney, Agent or Firm:
Patent Attorney Corporation G-chemical
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