Title:
DUST COLLECTOR
Document Type and Number:
WIPO Patent Application WO/2021/077875
Kind Code:
A1
Abstract:
Provided is a dust collector, which comprises a dust amount indicating device (500), the dust amount indicating device (500) is configured to indicate the degree of dust amount in a filter bag through two or more different indication states, the filter bag (400) is replaced by a user operating under the prompt of one of the indication states; the dust amount indicating device (500) is arranged at one end, close to a handle (200), of a dust collector body (100); the dust amount indicating device (500) comprises at least two indicator lights (510), each indicator light (510) is arranged sequentially, and the arrangement direction of the indicator lights (510) is consistent with the length direction of a suction port (310) of a cleaning head (300). The dust collector can indicate the degree of the amount of dust in the filter bag of the dust collector so as to facilitate replacement of the filter bag.
Inventors:
LIU HAIPING (CN)
WANG FENG (CN)
XING ZHENYU (CN)
HAN YIMIN (CN)
WANG FENG (CN)
XING ZHENYU (CN)
HAN YIMIN (CN)
Application Number:
PCT/CN2020/109809
Publication Date:
April 29, 2021
Filing Date:
August 18, 2020
Export Citation:
Assignee:
SKYBEST ELECTRIC APPLIANCE SUZHOU CO LTD (CN)
International Classes:
A47L9/14; A47L5/00; A47L9/28
Domestic Patent References:
| WO1997016110A1 | 1997-05-09 |
Foreign References:
| CN110074722A | 2019-08-02 | |||
| EP0870462A1 | 1998-10-14 | |||
| CN101406375A | 2009-04-15 | |||
| CN101406374A | 2009-04-15 | |||
| CN103124513A | 2013-05-29 | |||
| CN101036568A | 2007-09-19 | |||
| CN101530303A | 2009-09-16 | |||
| US20070084011A1 | 2007-04-19 |
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