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    Fan and cleaning device
    2.
    发明授权
    Fan and cleaning device 有权

    公开(公告)号：US12253090B2

    公开(公告)日：2025-03-18

    申请号：US18262488

    申请日：2022-04-02

    Applicant: Beijing Roborock Technology Co., Ltd.

    Inventor： Yuanjian Liang ,  Changcheng Li ,  Zhimin Yang

    IPC: F04D25/06 ,  F04D29/30 ,  F04D29/38 ,  F04D29/44

    Abstract: A fan includes a rotor; a stator; a first bearing assembly disposed at a radial outer side of an end of the rotor; and an impeller including an impeller body, where the impeller body is provided with a receiving cavity for receiving the first bearing assembly; and one end of the first bearing assembly is disposed in the receiving cavity, and the rotor, the first bearing assembly and the impeller body are disposed coaxially.

    Autonomous cleaning device
    4.
    发明授权
    Autonomous cleaning device 有权

    公开(公告)号：US11612295B2

    公开(公告)日：2023-03-28

    申请号：US17678559

    申请日：2022-02-23

    Applicant: Beijing Roborock Technology Co., Ltd.

    Inventor： Xing Li ,  Pan Cheng ,  Chuanlin Duan ,  Zhimin Yang ,  Jungang Liu ,  Fan Yang ,  Erdong Gu ,  Rongxin Hu ,  Lei Wang ,  Lei Zhang

    IPC: A47L11/40

    Abstract: An autonomous cleaning device, includes: a mobile platform, configured to move autonomously on a cleaning surface; and a cleaning module, disposed on the mobile platform and including: a wet cleaning module, configured to clean at least part of the cleaning surface in a wet cleaning mode; and a lifting structure, connected to the wet cleaning module and configured to enable the wet cleaning module to move upward or downward with respect to the mobile platform; wherein the wet cleaning module includes: a cleaning head configured to clean the cleaning surface; and a driving unit configured to drive the cleaning head to conduct reciprocating movement on a target surface which indicates a part of the cleaning surface.

    SELF-CLEANING DUST COLLECTION BASE AND DUST COLLECTION SYSTEM
    5.
    发明申请
    SELF-CLEANING DUST COLLECTION BASE AND DUST COLLECTION SYSTEM 有权

    公开(公告)号：US20250057381A1

    公开(公告)日：2025-02-20

    申请号：US18725349

    申请日：2022-08-02

    Applicant: Beijing Roborock Technology Co., Ltd.

    Inventor： Yongfei Zhou ,  Chuanlin Duan ,  Zhimin Yang

    IPC: A47L11/40 ,  A47L9/14

    Abstract: A self-cleaning dust collection base is provided. The self-cleaning dust collection base includes a self-cleaning dust collection base body. The self-cleaning dust collection base body includes: a dust collection chamber arranged at a top end of the self-cleaning dust collection base body; a dust collection hood detachably placed on the dust collection chamber to form a dust collection bin; and a dust bag support arranged in the dust collection bin and configured to install a dust bag. The dust bag support has a hollow cavity inside, and the hollow cavity is used as a part of an air duct of the self-cleaning dust collection base.

    Autonomous Cleaning Device
    8.
    发明申请
    Autonomous Cleaning Device 有权

    公开(公告)号：US20220248930A1

    公开(公告)日：2022-08-11

    申请号：US17678559

    申请日：2022-02-23

    Applicant: Beijing Roborock Technology Co., Ltd.

    Inventor： Xing Li ,  Pan Cheng ,  Chuanlin Duan ,  Zhimin Yang ,  Jungang Liu ,  Fan Yang ,  Erdong Gu ,  Rongxin Hu ,  Lei Wang ,  Lei Zhang

    IPC: A47L11/40

    Abstract: An autonomous cleaning device, includes: a mobile platform, configured to move autonomously on a cleaning surface; and a cleaning module, disposed on the mobile platform and including: a wet cleaning module, configured to clean at least part of the cleaning surface in a wet cleaning mode; and a lifting structure, connected to the wet cleaning module and configured to enable the wet cleaning module to move upward or downward with respect to the mobile platform; wherein the wet cleaning module includes: a cleaning head configured to clean the cleaning surface; and a driving unit configured to drive the cleaning head to conduct reciprocating movement on a target surface which indicates a part of the cleaning surface.

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