Title:
FLOOR CLEANING MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/218363
Kind Code:
A1
Abstract:
A floor cleaning machine comprising: a floor brush assembly (30), which comprises: a floor brush housing (301), a suction opening (306) being formed within the floor brush housing (301); roller brushes, which comprise a front roller brush (307) and a rear roller brush (308), a collection passage (309) being formed between the front roller brush (307) and the rear roller brush (308), and an air channel (310) being formed between an upper part of the rear roller brush (308) and the floor brush housing (301); a first scraper (304), which is in contact with a peripheral surface of the front roller brush (307); and a second scraper (305), which is in contact with a peripheral surface of the rear roller brush (308).
Inventors:
YANG YONG (CN)
Application Number:
PCT/CN2022/086710
Publication Date:
October 20, 2022
Filing Date:
April 13, 2022
Export Citation:
Assignee:
SHEN ZHEN 3IROBOTIX CO LTD (CN)
International Classes:
A47L11/30; A47L11/40
Foreign References:
| CN113116242A | 2021-07-16 | |||
| CN114190844A | 2022-03-18 | |||
| CN112351718A | 2021-02-09 | |||
| CN108903798A | 2018-11-30 | |||
| CN209172193U | 2019-07-30 | |||
| CN110236451A | 2019-09-17 | |||
| US20200196818A1 | 2020-06-25 |
Attorney, Agent or Firm:
BEIJING LISENG INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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