Patents by Inventor Fengli Zhao

Fengli Zhao 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: 20200267903
    Abstract: An automatic working system includes a self-moving device moving and working inside a defined working area and an energy module supplying power to the self-moving device. The self-moving device includes a body, a movement module, a task execution module, and a control module. The energy module is selectively configured to supply power to the self-moving device or another electric tool different from the self-moving device. The self-moving device includes an accommodating cavity provided with an inlet and configured to accommodate the energy module and a protective cover configured to operably block the inlet. The self-moving device further includes a drainage system configured to drain water to prevent water from entering the accommodating cavity.
    Type: Application
    Filed: September 27, 2018
    Publication date: August 27, 2020
    Inventors: Zhendong GAO, Shiping JIAO, Jiang DU, Xiulian CHEN, Fengli ZHAO, Bincai LAN
  • Patent number: 10722085
    Abstract: The present invention relates to a blowing-suction device, selectively operating in a blowing mode or a suction mode, comprising: a main body; a motor located inside the main body, the motor having a motor shaft providing rotational motion; a fan assembly driven by the motor to rotate; and a blowing assembly and a suction assembly connected to the main body; wherein the fan assembly includes an axial fan that, while in the blowing mode, the blowing assembly is connected to the main body, and wherein the axial fan rotates around a first rotary shaft, and, while in the suction mode, the suction assembly is connected to the main body.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: July 28, 2020
    Assignee: Positec Power Tools (Suzhou) Co., Ltd
    Inventors: Zhendong Gao, Andrea Cestonaro, Xiahong Zha, Fengli Zhao, Lixiang Huo
  • Publication number: 20200206896
    Abstract: The present invention relates to a self-moving device (100). The self-moving device (100) includes a body (20), a walking mechanism (40) disposed on the body (20) and configured to drive the self-moving device (100) to walk, a connecting arm (60) connected to the body (20), and a control module (11) configured to control the walking mechanism (40) to drive the self-moving device (100) to walk within a defined area. The connecting arm (60) is selectively connected to at least one of at least two working heads (200) configured to perform different work tasks. The connecting arm (60) includes a connecting structure (64) configured to be connected to the working head (200) and a connecting component (62) configured to connect the connecting structure (64) to the body (20).
    Type: Application
    Filed: March 12, 2020
    Publication date: July 2, 2020
    Inventors: Ka Tat Kelvin Wong, Fengli Zhao
  • Publication number: 20200196523
    Abstract: The present invention relates to a mower, comprising a cutting mechanism, configured to execute a cutting operation; a machine body, wherein the machine body is connected with a side part protection which is located in the side of the cutting mechanism to establish a protection barrier in the side of the cutting mechanism; and a bottom protection, located below the cutting mechanism to establish a protection barrier below the cutting mechanism, wherein the bottom protection is provided with a grass inlet.
    Type: Application
    Filed: February 28, 2020
    Publication date: June 25, 2020
    Inventors: Yuanzhong Ran, Jiang Du, Yunhong Sun, Xiahong Zha, Fengli Zhao
  • Patent number: 10575465
    Abstract: An intelligent mower capable of cutting a lawn at a boundary includes a cutting mechanism, a machine body, a side part protection, and a bottom protection. The cutting mechanism is configured to execute a cutting operation, which includes cutting along the boundary as the intelligent mower automatically follows the boundary. The machine body is connected with the side part protection and the bottom protection. The side protection is located on the side of the cutting mechanism to establish a protective barrier on the side of the cutting mechanism and the bottom protection is located below the cutting mechanism to establish a protective barrier below the cutting mechanism. Additionally, the bottom protection includes a grass inlet.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: March 3, 2020
    Assignee: POSITEC TECHNOLOGY (CHINA) CO., LTD.
    Inventors: Yuanzhong Ran, Jiang Du, Yunhong Sun, Xiahong Zha, Fengli Zhao
  • Publication number: 20190269070
    Abstract: A string trimmer includes: a housing; a line container, configured to accommodate a trimmer line, and an end of the trimmer line extending out of the line container; a motor, configured to drive the line container to rotate to perform cutting work; a start switch, configured to generate a start signal according to an operation of a user, to control the motor to start or stop; a release mechanism, capable of selectively releasing the trimmer line, to increase the length of the trimmer line that has extended out of the line container; and a calculation unit, configured to respond to a release signal to calculate the usage and/or remainder of the trimmer line. In the embodiments of the present disclosure, the calculation unit configured to calculate the usage and/or remainder of the trimmer line is disposed in the string trimmer.
    Type: Application
    Filed: December 6, 2017
    Publication date: September 5, 2019
    Inventors: Xiahong Zha, Fengli Zhao, Xueyu Yang
  • Patent number: 10398095
    Abstract: Disclosed is a blowing-suction device, comprising a housing; an air pipe extending along a longitudinal direction and connected to the housing; a motor located in the housing and providing rotational motion; and a fan rotationally generating an airflow; wherein when the fan operably rotates along a first direction, the blowing-suction device is in a blowing mode; and when the fan operably rotates along a second direction, the blowing-suction device is in a suction mode.
    Type: Grant
    Filed: November 27, 2015
    Date of Patent: September 3, 2019
    Assignee: Positec Power Tools (Suzhou) Co., Ltd
    Inventors: Zhendong Gao, Andrea Cestonaro, Xiahong Zha, Fengli Zhao, Hongfeng Zhong
  • Publication number: 20190211830
    Abstract: The embodiments relates to garden blower, including: an enclosure, including a main body part located on back end and a blowing pipe located on front end and extending axially, the enclosure disposed with an air inlet and an air outlet communicated with external environment; a power device, connected to the enclosure; a fan component, driven by the power device and generating airflows; the fan component includes at least two-level fans, further includes a first-level fan and a second-level fan axially disposed front and back, the garden blower includes a first air inlet passage allowing entrance of the airflows generated by the first-level fan and a second air inlet passage allowing entrance of the airflows generated by the second-level fan, and the airflows entering the first air inlet passage and the airflows entering the second air inlet passage are converged into the blowing pipe and are blown to the outside.
    Type: Application
    Filed: February 7, 2019
    Publication date: July 11, 2019
    Inventors: Zhengwei Liu, Shiping Jiao, Jiabo Liu, Xuefeng Yu, Ka Tat Kelvin Wong, Xiahong Zha, Fengli Zhao
  • Publication number: 20190162192
    Abstract: A blower includes a housing having an air inlet; a motor; an axial fan, driven by the motor to rotate along a fan axis and generate air flow, and the axial fan comprising a hub and impeller; a blowing tube, comprising an air outlet for the air exiting; and a duct, comprising a guiding cone which is located between the axial fan and the air outlet, and used for guiding the air flow generated by the axial fan to move to the air outlet, wherein a size of the motor is configured in a manner that the motor cannot be contained in the guiding cone, the housing and the blowing tube are internally provided with an air passage, the motor is completely contained in the air passage of the housing, and the motor and the duct are located on two opposite sides of the axial fan.
    Type: Application
    Filed: February 1, 2019
    Publication date: May 30, 2019
    Inventors: Zhendong Gao, Andrea Cestonaro, Xiahong Zha, Fengli Zhao, Lixiang Huo, Xuefeng Yu, Kang Song, Zhanhu Ma
  • Publication number: 20190113931
    Abstract: The present invention provides an autonomous vehicle, comprising: a housing; a driving module, mounted on the housing; a limit detecting module, mounted on the housing and detecting a distance between the autonomous vehicle and a limit; an energy module, mounted on the housing and providing energy for the autonomous vehicle; a control module, electrically connected to the driving module and the limit detecting module, the control module enables to the driving module to execute steering according to a signal representing an angle relationship between the autonomous vehicle and the limit and sent by the limit detecting module, such that an acute angle or right angle is always formed between the central axis of the autonomous vehicle and one lateral side of the limit when the steering is finished, and an acute angle or right angle is formed between the central axis of the autonomous vehicle and another lateral side of the limit when the steering begins; and if judging that the driving of the autonomous vehicle m
    Type: Application
    Filed: February 28, 2017
    Publication date: April 18, 2019
    Inventors: Xiahong Zha, Fengli Zhao, Bincai Lan
  • Patent number: 10227988
    Abstract: A blower, comprising: a housing comprising an air inlet, a motor disposed in the housing, an axial fan configured to be driven to rotate about a fan axis and generate an air flow by the motor, a blowing tube configured to be coupled to the housing and comprising an air outlet, a duct configured to guide the air flow to the air outlet, the housing and the blowing tube comprises an air passage which comprises an upstream region between the inlet and the axial fan and a downstream region between the axial fan and the air outlet, the motor is disposed in the upstream region and the duct is disposed in the downstream region.
    Type: Grant
    Filed: November 27, 2015
    Date of Patent: March 12, 2019
    Assignee: Positec Power Tools (Suzhou) Co., Ltd.
    Inventors: Zhendong Gao, Andrea Cestonaro, Xiahong Zha, Fengli Zhao, Lixiang Huo, Xuefeng Yu, Kang Song, Zhanhu Ma
  • Publication number: 20190003137
    Abstract: An automatic moving snow removal device including a moving module, driving a snow blower to move; a working module, including a working motor and a snow throwing mechanism driven by the working motor, the snow throwing mechanism is driven by the working motor to collect accumulated snow and inclusions on the ground and throw out of the snow throwing mechanism; and a control module, configured to control a rotary speed of the working motor to cause a speed when the inclusions depart from the snow throwing mechanism is not higher than 41 m/s.
    Type: Application
    Filed: August 3, 2018
    Publication date: January 3, 2019
    Inventors: Zhendong Gao, Ka Tat Kelvin Wong, Shiping Jiao, Xiahong Zha, Fengli Zhao, Xianfeng Li
  • Publication number: 20180206402
    Abstract: The present invention relates to a mower, comprising a cutting mechanism, configured to execute a cutting operation; a machine body, wherein the machine body is connected with a side part protection which is located in the side of the cutting mechanism to establish a protection barrier in the side of the cutting mechanism; and a bottom protection, located below the cutting mechanism to establish a protection barrier below the cutting mechanism, wherein the bottom protection is provided with a grass inlet.
    Type: Application
    Filed: October 11, 2016
    Publication date: July 26, 2018
    Inventors: Yuanzhong Ran, Jiang Du, Yunhong Sun, Xiahong Zha, Fengli Zhao
  • Publication number: 20170325410
    Abstract: Disclosed is a blowing-suction device, comprising a housing; an air pipe extending along a longitudinal direction and connected to the housing; a motor located in the housing and providing rotational motion; and a fan rotationally generating an airflow; wherein when the fan operably rotates along a first direction, the blowing-suction device is in a blowing mode; and when the fan operably rotates along a second direction, the blowing-suction device is in a suction mode.
    Type: Application
    Filed: November 27, 2015
    Publication date: November 16, 2017
    Inventors: Zhendong Gao, Andrea Cestonaro, Xiahong Zha, Fengli Zhao, Hongfeng Zhong
  • Publication number: 20170325642
    Abstract: The present invention relates to a blowing-suction device, selectively operating in a blowing mode or a suction mode, comprising: a main body; a motor located inside the main body, the motor having a motor shaft providing rotational motion; a fan assembly driven by the motor to rotate; and a blowing assembly and a suction assembly connected to the main body; wherein the fan assembly includes an axial fan that, while in the blowing mode, the blowing assembly is connected to the main body, and wherein the axial fan rotates around a first rotary shaft, and, while in the suction mode, the suction assembly is connected to the main body.
    Type: Application
    Filed: November 25, 2015
    Publication date: November 16, 2017
    Inventors: Zhendong Gao, Andrea Cestonaro, Xiahong Zha, Fengli Zhao, Lixiang Huo
  • Publication number: 20170260985
    Abstract: A blower, comprising: a housing comprising an air inlet, a motor disposed in the housing, an axial fan configured to be driven to rotate about a fan axis and generate an air flow by the motor, a blowing tube configured to be coupled to the housing and comprising an air outlet, a duct configured to guide the air flow to the air outlet, the housing and the blowing tube comprises an air passage which comprises an upstream region between the inlet and the axial fan and a downstream region between the axial fan and the air outlet, the motor is disposed in the upstream region and the duct is disposed in the downstream region.
    Type: Application
    Filed: November 27, 2015
    Publication date: September 14, 2017
    Inventors: Zhendong Gao, Andrea Cestonro, Xiahong Zha, Fengli Zhao, Lixiang Huo, Xuefeng Yu, Kang Song, Zhanhu Ma