公开(公告)号：US20250151889A1

公开(公告)日：2025-05-15

申请号：US18727766

申请日：2022-08-23

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Zhiwei ZHOU ,  Chong ZHOU ,  Bainian ZHAO

IPC: A46B13/00 ,  A46B13/02 ,  A46D3/00 ,  A47L9/04 ,  A47L11/40

Abstract: A cleaning brush and an intelligent cleaning device are provided. The cleaning brush includes: a shaft lever having two first end portions; an end portion member mounted on a first end portion, wherein the end portion member has a blocking structure for preventing entanglements from excessively extending away from the cleaning brush, the end portion member and the first end portion have mounting structures mutually matched; and the mounting structure includes a guide sleeve configured to be sleeved onto the first end portion; and a cylindrical member, coaxial with and sleeved onto the shaft lever, having two second end portions. A second end portion corresponding to the end portion member covers at least a portion of the guide sleeve of the corresponding end portion member.

公开(公告)号：US20250160597A1

公开(公告)日：2025-05-22

申请号：US18842413

申请日：2023-11-02

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Ming LIU ,  Pan CHENG ,  Xiang LIN ,  Xing LI ,  Zhiwei ZHOU ,  Yongfei ZHOU

IPC: A47L11/40 ,  A46B13/00 ,  A46B13/02 ,  A47L11/24 ,  A47L11/282

Abstract: An automatic cleaning apparatus, including a first rolling brush including a first brush member, and a second rolling brush arranged substantially in parallel to the first rolling brush and including a second brush member. As the first rolling brush and the second rolling brush rotate, the first brush member and the second brush member rotate to a position where the first brush member and the second brush member approach each other, and a point where the first brush member and the second brush member approach each other moves dynamically in a predetermined direction.