Title:
空気清浄機
Document Type and Number:
Japanese Patent JP6768072
Kind Code:
B2
Abstract:
Provided is an air purifier which can be manufactured at reduced manufacturing cost. This air purifier 1 is provided with: a housing 2 in which a suction opening 3 and discharge openings 4, 5 are formed; an air passage 8 connecting the suction opening 3 and the discharge openings 4, 5; a blower 10 disposed within the air passage 8; a pre-filter 6 (filter) disposed facing the suction opening 3; and a cleaning device 30 for cleaning the pre-filter 6. The cleaning device 30 has: a supply roller 40 having the sheet-like pre-filter 6 wound thereon; a winding roller 50 for winding the pre-filter 6; a drive motor 100 for rotationally driving the winding roller 50; a pressing section 70 having a spiral spring 75 which, during winding by means of the winding roller 50, presses the rotating shaft of the supply roller 40 in the direction opposite the winding direction; and a brush body 80 sliding on the pre-filter during the rotation of the winding roller 50.
Inventors:
Nakamura Yoshinori
Takashi Obama
Kensuke Uchimura
Katsuhiro Ito
Takashi Obama
Kensuke Uchimura
Katsuhiro Ito
Application Number:
JP2018538006A
Publication Date:
October 14, 2020
Filing Date:
February 07, 2017
Export Citation:
Assignee:
Sharp Corporation
International Classes:
F24F7/003; A61L9/00; B01D46/18; B01D46/42; F24F1/0073; F24F1/035
Domestic Patent References:
| JP2004263983A | ||||
| JP9184656A | ||||
| JP2001241748A | ||||
| JP2002510837A | ||||
| JP2008049329A | ||||
| JP2016125707A |
Foreign References:
| WO2013047135A2 | ||||
| CN204757323U | ||||
| CN202350213U |
Attorney, Agent or Firm:
Sano patent office