Patents by Inventor Pan Cheng

Pan Cheng has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20260182806
    Abstract: A cleaning robot is provided. The cleaning robot includes: a robot body; a driving system; a cleaning system including a cleaning head and a liquid supply part, the liquid supply part feeding a cleaning liquid into the cleaning head; a recovery system including a collecting part and a scraper bar, the scraper bar being in contact with the cleaning head and configured to remove residues from the cleaning head by interfering with the cleaning head; a detection system arranged on the robot body in a retractable manner; and a control system connected to the cleaning system, the driving system, and the detection system, the control system being configured to control at least one of the cleaning system and the driving system according to information fed back by the detection system.
    Type: Application
    Filed: March 15, 2023
    Publication date: July 2, 2026
    Applicant: Beijing Roborock Technology Co., Ltd.
    Inventors: Xing LI, Tao WANG, Yaoxin LIU, Pan CHENG
  • Publication number: 20260182808
    Abstract: A cleaning module includes: a first rolling brush including a first brush member, the first brush member including first brushes configured to be rotatable in a first rotational direction to form a first brush outer end trajectory; and a second rolling brush arranged substantially side by side with the first rolling brush and including a second brush member, the second brush member including second brushes configured to be rotatable in a second rotational direction to form a second brush outer end trajectory, wherein the first brush outer end trajectory and the second brush outer end trajectory form an interfering region, and a distance between at least one of the first brushes and at least one of the second brushes is greater than zero when the at least one of the first brushes and the at least one of the second brushes rotate into the interfering region.
    Type: Application
    Filed: September 21, 2023
    Publication date: July 2, 2026
    Inventors: Ming LIU, Pan CHENG, Xiang LIN
  • Patent number: 12622563
    Abstract: Provided is an automatic cleaning device, including: a mobile platform configured to move automatically on an operating surface; and a cleaning module arranged on the mobile platform. The cleaning module includes a dry-cleaning module configured to clean at least a part of the operating surface by means of dry cleaning; and a wet-cleaning module configured to clean at least a part of the operating surface by means of wet cleaning. The wet-cleaning module includes a cleaning head configured to clean the operating surface; and a driving unit configured to drive the cleaning head to substantially reciprocate along a target surface, the target surface being a part of the operating surface. The driving unit includes a driving platform and a supporting platform detachably connected to the driving platform.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: May 12, 2026
    Assignee: Beijing Roborock Technology Co., Ltd.
    Inventors: Chuanlin Duan, Pan Cheng, Rongxin Hu, Erdong Gu, Dahong Gong, Zhimin Yang, Guang Yu
  • Publication number: 20250311906
    Abstract: A cleaning module includes: a first rolling brush including first brushes; and a second rolling brush arranged substantially side by side with the first rolling brush and including second brushes, wherein when the first rolling brush and the second rolling brush rotate, a first outer contour formed by a trajectory of outer ends of the first brushes and a second outer contour formed by a trajectory of outer ends of the second brushes at least partially interfere with each other, and the first brushes are not in contact with the second brushes.
    Type: Application
    Filed: September 21, 2023
    Publication date: October 9, 2025
    Inventors: Ming LIU, Pan CHENG, Xiang LIN
  • Publication number: 20250275662
    Abstract: The present disclosure relates to the field of smart home technologies, and proposes a base station and a cleaning robot system. The base station is configured to clean a cleaning system of a cleaning robot, and includes a base station body and a cleaning component. The base station body includes a cleaning groove, and the cleaning component is movably disposed on the base station body. The cleaning component includes a liquid outlet device, and cleaning liquid discharged by the liquid outlet device is configured to clean the cleaning system and enter the cleaning groove. After the cleaning component is positioned opposite to the cleaning system, the cleaning component moves, and the liquid outlet device moves along with the cleaning component. Then, the cleaning component can remove debris from the cleaning system. That is, the cleaning robot can realize automatic cleaning on the cleaning component.
    Type: Application
    Filed: April 28, 2025
    Publication date: September 4, 2025
    Inventors: Xing LI, Chuanlin DUAN, Pan CHENG
  • Publication number: 20250241502
    Abstract: A cleaning robot includes: a robot body; and a cleaning system disposed on the robot body and including a cleaning head, an auxiliary cleaning head, and a liquid supply part, where the liquid supply part is configured to feed a cleaning liquid to the cleaning head and the auxiliary cleaning head.
    Type: Application
    Filed: March 15, 2023
    Publication date: July 31, 2025
    Inventors: Pan Cheng, Chuanlin Duan, Xiang Lin
  • Publication number: 20250194891
    Abstract: Embodiments of the present disclosure reveal a base station and a cleaning robot system. The base station includes a base station body, provided with a cleaning tank; a liquid discharge apparatus, configured to spray cleaning liquid, where the cleaning liquid is accommodated in the cleaning tank; a filtration apparatus, located in the cleaning tank; and a detection apparatus, where at least part of the detection apparatus is positioned on the filtration apparatus, and the detection apparatus is configured to detect a liquid level in the cleaning tank.
    Type: Application
    Filed: July 15, 2022
    Publication date: June 19, 2025
    Applicant: Beijing Roborock Technology Co., Ltd.
    Inventors: Xing LI, Pan CHENG, Zhimin YANG
  • Patent number: 12311413
    Abstract: The present disclosure relates to the field of smart home technologies, and proposes a base station and a cleaning robot system. The base station is configured to clean a cleaning system of a cleaning robot, and includes a base station body and a cleaning component. The base station body includes a cleaning groove, and the cleaning component is movably disposed on the base station body. The cleaning component includes a liquid outlet device, and cleaning liquid discharged by the liquid outlet device is configured to clean the cleaning system and enter the cleaning groove. After the cleaning component is positioned opposite to the cleaning system, the cleaning component moves, and the liquid outlet device moves along with the cleaning component. Then, the cleaning component can remove debris from the cleaning system. That is, the cleaning robot can realize automatic cleaning on the cleaning component.
    Type: Grant
    Filed: January 16, 2024
    Date of Patent: May 27, 2025
    Assignee: BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    Inventors: Xing Li, Chuanlin Duan, Pan Cheng
  • Publication number: 20250160597
    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.
    Type: Application
    Filed: November 2, 2023
    Publication date: May 22, 2025
    Inventors: Ming LIU, Pan CHENG, Xiang LIN, Xing LI, Zhiwei ZHOU, Yongfei ZHOU
  • Publication number: 20250127361
    Abstract: The position arrival switch assembly is assembled to the automatic cleaning apparatus, and is configured to indicate whether the automatic cleaning apparatus returns to a predetermined position of a pile body. The position arrival switch assembly includes: a switch component; a button, which is configured to move toward the switch component under the action of an external force; an elastic arm, which extends in a direction away from the button from the face of the button that faces the switch component; and a switch trigger piece, which is connected to the end of the elastic arm that is away from the button, wherein the switch component is configured to send a position arrival signal in response to being triggered by the switch trigger piece.
    Type: Application
    Filed: March 9, 2022
    Publication date: April 24, 2025
    Inventors: Pan CHENG, Xing LI, Dalin OUYANG, Lvwu ZOU, Yungen QIN
  • Publication number: 20250127359
    Abstract: The present application provides a base station and a cleaning robot system. The base station is used for cleaning a cleaning system of a cleaning robot. The base station comprises: a base station body; and a cleaning assembly, which is movably provided on the base station body, the cleaning assembly comprising a first cleaning piece capable of floating up and down relative to the base station body, and the first cleaning piece interferes with the cleaning system to remove debris on the cleaning system.
    Type: Application
    Filed: March 22, 2022
    Publication date: April 24, 2025
    Inventors: Xing Li, Pan Cheng, Xiang Lin
  • Publication number: 20250098926
    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.
    Type: Application
    Filed: December 6, 2024
    Publication date: March 27, 2025
    Applicant: Beijing Roborock Technology Co., Ltd.
    Inventors: Xing Li, Pan Cheng, Chuanlin Duan, Zhimin Yang, Jungang Liu, Fan Yang, Erdong Gu, Rongxin Hu, Lei Wang, Lei Zhang
  • Publication number: 20250064288
    Abstract: A self-cleaning dust collection seat and a dust collection system are provided, and the self-cleaning dust collection seat includes a bottom plate of the self-cleaning dust collection seat and a body of the self-cleaning dust collection seat, the bottom plate being connected to the body; the bottom plate includes a bottom plate body, a dust collection opening, and a lifting structure, the lifting structure being disposed on the upper surface of the bottom plate, and configured to press a cleaning module located on a bottom surface of an automatic cleaning apparatus, in a process of the automatic cleaning apparatus moving backward to the bottom plate along a first direction, so that the cleaning module moves toward the interior of the automatic cleaning apparatus.
    Type: Application
    Filed: August 2, 2022
    Publication date: February 27, 2025
    Inventors: Yongfei ZHOU, Zanguang LI, Pan CHENG
  • Patent number: 12193624
    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.
    Type: Grant
    Filed: March 2, 2023
    Date of Patent: January 14, 2025
    Assignee: Beijing Roborock Technology Co., Ltd.
    Inventors: Xing Li, Pan Cheng, Chuanlin Duan, Zhimin Yang, Jungang Liu, Fan Yang, Erdong Gu, Rongxin Hu, Lei Wang, Lei Zhang
  • Publication number: 20240389813
    Abstract: Embodiments of the present disclosure provide a washing method and device, a base station, and a storage medium. The washing method is used for a base station which is to be used cooperatively with a cleaning robot. The base station includes a base station body and a washing assembly. The washing assembly is movably disposed on the base station body. The washing method includes: acquiring second relative position information of the washing assembly and the base station body; and controlling an initial running direction of the washing assembly according to the second relative position information.
    Type: Application
    Filed: July 13, 2022
    Publication date: November 28, 2024
    Applicant: Beijing Roborock Technology Co., Ltd.
    Inventor: Pan CHENG
  • Publication number: 20240349970
    Abstract: A base station for cleaning a cleaning system of a cleaning robot is provided. The base station includes a base station body, a cleaning assembly and at least one track-cleaning member. The base station body is provided with at least one track groove. The cleaning assembly is configured to run along the at least one track groove and is provided with a cleaning member. The cleaning member is configured to clean the cleaning system of the cleaning robot by interfering with the cleaning system of the cleaning robot. The at least one track-cleaning member is configured to run along the at least one track groove to clean the at least one track groove.
    Type: Application
    Filed: April 7, 2022
    Publication date: October 24, 2024
    Applicant: Beijing Roborock Technology Co., Ltd.
    Inventors: Xing LI, Pan CHENG, Zhimin YANG
  • Publication number: 20240315518
    Abstract: Provided is an automatic cleaning device, including: a mobile platform configured to move automatically on an operating surface; and a cleaning module arranged on the mobile platform. The cleaning module includes a dry-cleaning module configured to clean at least a part of the operating surface by means of dry cleaning; and a wet-cleaning module configured to clean at least a part of the operating surface by means of wet cleaning. The wet-cleaning module includes a cleaning head configured to clean the operating surface; and a driving unit configured to drive the cleaning head to substantially reciprocate along a target surface, the target surface being a part of the operating surface. The driving unit includes a driving platform and a supporting platform detachably connected to the driving platform.
    Type: Application
    Filed: February 9, 2022
    Publication date: September 26, 2024
    Applicant: Beijing Roborock Technology Co., Ltd.
    Inventors: Chuanlin DUAN, Pan CHENG, Rongxin HU, Erdong GU, Dahong GONG, Zhimin YANG, Guang YU
  • Patent number: 12090785
    Abstract: Embodiments of the present application disclose a universal wheel assembly and a smart cleaning device having the same. The universal wheel assembly includes a rotating shaft support and a universal wheel support. The rotating shaft support is configured to be fixed to a predetermined mounting position. The universal wheel support is connected to the rotating shaft support and is rotatable relative to the rotating shaft support. The universal wheel support is provided with a through hole, and the through hole is used for a mounting tool to pass through to fix the rotating shaft support to the predetermined mounting position.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: September 17, 2024
    Assignee: Beijing Roborock Technology Co., Ltd.
    Inventors: Guang Yu, Dahong Gong, Chang Mi, Pan Cheng
  • Patent number: D1048614
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: October 22, 2024
    Assignee: BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    Inventor: Pan Cheng
  • Patent number: D1057334
    Type: Grant
    Filed: June 26, 2023
    Date of Patent: January 7, 2025
    Assignee: Beijing Roborock Technology Co., Ltd.
    Inventors: Zhiwei Zhou, Pan Cheng, Xiang Lin, Ming Liu