US 12,262,857 B2
Cleaning device and sweeping assembly thereof
Liang Qiao, Beijing (CN); Xing Li, Beijing (CN); and Yongfeng Xia, Beijing (CN)
Assigned to BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing (CN); and Beijing Rockrobo Technology Co., Ltd., Beijing (CN)
Filed by BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing (CN); and Beijing Rockrobo Technology Co., Ltd., Beijing (CN)
Filed on Dec. 20, 2023, as Appl. No. 18/391,552.
Application 18/391,552 is a continuation of application No. 16/931,221, filed on Jul. 16, 2020, granted, now 11,882,970.
Application 16/931,221 is a continuation of application No. 15/484,681, filed on Apr. 11, 2017, granted, now 10,750,921.
Claims priority of application No. 201610232744.5 (CN), filed on Apr. 14, 2016.
Prior Publication US 2024/0122433 A1, Apr. 18, 2024
Int. Cl. A47L 11/40 (2006.01); A47L 5/22 (2006.01); A47L 9/04 (2006.01); A47L 9/28 (2006.01); A47L 11/24 (2006.01); A47L 11/282 (2006.01)
CPC A47L 11/4041 (2013.01) [A47L 5/22 (2013.01); A47L 9/0455 (2013.01); A47L 9/0477 (2013.01); A47L 9/0488 (2013.01); A47L 9/2847 (2013.01); A47L 9/2852 (2013.01); A47L 9/2857 (2013.01); A47L 9/2884 (2013.01); A47L 11/24 (2013.01); A47L 11/282 (2013.01); A47L 11/4005 (2013.01); A47L 11/4008 (2013.01); A47L 11/4011 (2013.01); A47L 11/4061 (2013.01); A47L 2201/00 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A sweeping assembly for a cleaning device, comprising:
a brush holder defining an accommodating cavity therein;
a main brushroll accommodated in the accommodating cavity of the brush holder, the main brushroll comprising a cleaning part located at a middle portion of the main brushroll and a connecting part located at an end of the main brushroll, the connecting part being connected to the brush holder or a driver of the cleaning device; and
an anti-winding structure arranged at the brush holder, and comprising a first end connected to the brush holder, and a second end abutting against the brushroll,
wherein the brush holder comprises a brushroll chamber and a brushroll casing connected to each other to define the accommodating cavity therebetween, and the anti-winding structure is arranged at the brushroll casing.