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Title:
ROBOTIC FLOOR CLEANER HAVING AUTOMATICALLY ADJUSTABLE HEIGHT
Document Type and Number:
WIPO Patent Application WO/2018/223259
Kind Code:
A1
Abstract:
A robotic floor cleaner having an automatically adjustable height, the robotic floor cleaner comprising a main body (1) provided with traveling wheels (2) at a bottom portion thereof. The traveling wheels are configured to drive the main body (1) to move, and the number of the traveling wheels (2) is at least three. The main body (1) is further provided with a cleaning brush (3) at the bottom portion thereof. A lithium battery is provided within the main body (1). The main body (1) is provided with a corrugated tubular water container (4) therein. A water spraying opening is provided on a lower surface of the main body (1). An upper end of the corrugated tubular water container (4) is connected to a height-adjustable cover (11). A lower portion of the corrugated tubular water container (4) is connected to a base (12). A water level detection device is provided within the corrugated tubular water container (4). A height-adjusting drive device (13) is provided between the base (12) and the height-adjustable cover (11), and comprises a linear motor or a pinion and rack mechanism. The robotic floor cleaner having an automatically adjustable height can first clean an open area and then enter, after the water level drops and the height-adjustable cover lowers, regions having insufficient heights, such as under a sofa, thus facilitating a use thereof.

Inventors:
ZHONG, Jianwei (F2016, Pengdu BuildingNanguang Road, Nanshan Street, Nanshan Distric, Shenzhen Guangdong 0, 518000, CN)
Application Number:
CN2017/087168
Publication Date:
December 13, 2018
Filing Date:
June 05, 2017
Export Citation:
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Assignee:
SHENZHEN HAIHE HIGH AND NEW TECHNOLOGY CO., LTD (F2016, Pengdu BuildingNanguang Road, Nanshan Street, Nanshan Distric, Shenzhen Guangdong 0, 518000, CN)
International Classes:
A47L11/24; A47L11/40
Foreign References:
CN107137021A2017-09-08
CN202341952U2012-07-25
US7827653B12010-11-09
CN103565367A2014-02-12
CN204427951U2015-07-01
CN203314896U2013-12-04
CN205866693U2017-01-11
Attorney, Agent or Firm:
SHENZHEN KEGUAN INTELLECTUAL PROPERTY AGENCY CO., LTD (Room 303 Building 5 Donghuayuan, Nanhai Road Nanshan Distric, Shenzhen Guangdong 0, 518000, CN)
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