Patents by Inventor Hongfeng Zhong

Hongfeng Zhong 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: 20230404351
    Abstract: A cleaning robot including a body (10), a moving unit (20) arranged on the body (10) and configured to support the body (10) and drive the cleaning robot to move on the surface of a working area, a mopping unit (40) provided with a mopping working head provided on the body (10) and configured to execute a preset mopping action, and a control unit (50) configured to when the cleaning robot is in a state of being ready to travel onto a carpet, control the mopping working head to be risen, whereby the rising height of the mopping working head is greater than 6 mm, and whereby the cleaning robot can adapt to soft ground materials such as carpets resulting in improved adaptability of the cleaning robot.
    Type: Application
    Filed: June 2, 2023
    Publication date: December 21, 2023
    Inventors: Fu QIAN, Shisong Zhang, Hongfeng Zhong
  • Publication number: 20230389768
    Abstract: A cleaning robot system, including a cleaning robot with a cleaning module connected to the cleaning robot. The cleaning module includes a main body, connectable with a cleaning medium to wipe a working surface. The main body is provided with a connection region for connection of the cleaning medium and a demounting region for demounting of the cleaning medium, and no interconnection action occurs between the demounting region and the cleaning medium. The cleaning module of the cleaning robot effectively fixes the cleaning medium to the main body through the connection region. When the cleaning medium needs to be removed from the main body, the cleaning medium can be more easily and conveniently be demounted from the main body by means of the demounting region because no interconnection action occurs between the demounting region and the cleaning medium.
    Type: Application
    Filed: October 26, 2021
    Publication date: December 7, 2023
    Inventors: Hongbing WU, Shisong ZHANG, Hongfeng ZHONG
  • Publication number: 20230389769
    Abstract: The disclosure provides a base station for a robot cleaner to park, the base station including a storage module configured to store a wiping substrate, a collection bin configured to store a dirty wiping substrate, a wiper replacement module configured to convey the dirty wiping substrate to the collection bin, and a drawing module configured to draw out dirt stored in a dust box.
    Type: Application
    Filed: August 8, 2023
    Publication date: December 7, 2023
    Inventors: Fu Qian, Shisong Zhang, Hongfeng Zhong
  • Publication number: 20230329496
    Abstract: A self-moving robot system is provided, including a dust collection base station and a self-moving robot, where the self-moving robot includes a main machine and a dust containing box; the dust collection base station includes a power mechanism and a transfer, where the transfer can assist separation of the dust containing box from the main machine or mounting of the dust containing box on the main machine; and the power mechanism drives the transfer to move the dust containing box to a dust collection opening of a dust collector, so as to transfer debris to the dust collector. The dust containing box is transferred by the transfer with relatively low working noise. During dust collection, there is no need to move the entire self-moving robot with a relatively small system load and relatively high use comfort of a user.
    Type: Application
    Filed: June 7, 2021
    Publication date: October 19, 2023
    Inventors: Fu QIAN, Shisong ZHANG, Hongfeng ZHONG, Fan YANG, Ji ZHANG
  • Patent number: 11529711
    Abstract: The present invention relates to a sander, and a method for disassembling or installing a working head of the sander. The sander includes: a main body, including a housing, a motor disposed in the housing, a switch mechanism for controlling the motor includes a switch, and a drive component driven by the motor to rotate; and a working head adapted to the drive component. The main body further includes an interlocking mechanism, the interlocking mechanism includes an operation member movably disposed relative to the housing, the operation member is operably shifted between a first state and a second state, when the operation member is in the first state, the interlocking mechanism allows the switch to be triggered, when the switch is in a triggered state, the operation member is prevented from being shifted from the first state to the second state; and when the operation member is in the second state, the interlocking mechanism prevents the switch from being triggered.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: December 20, 2022
    Assignee: POSITEC POWER TOOLS (SUZHOU) CO., LTD.
    Inventors: Hongfeng Zhong, Yimin Sun, Shisong Zhang
  • Publication number: 20220274123
    Abstract: A spray gun includes a first shell, a fan module, a sleeve, a nozzle assembly and a spray bar assembly. The fan module includes a brushless motor. The sleeve is formed or mounted on the first shell. The nozzle assembly is disposed at an end of the sleeve. The spray bar assembly is received in the sleeve and configured to move along a longitudinal axis of the spray bar assembly to open or close the liquid outlet. The fan module has a maximum outer diameter D1 between 30 mm and 80 mm, and a rotation axis of the brushless motor is parallel to or coincident with the longitudinal axis of the spray bar assembly. In this way, the spray gun is more compact and consistent with ergonomics.
    Type: Application
    Filed: May 18, 2022
    Publication date: September 1, 2022
    Applicant: POSITEC POWER TOOLS (SUZHOU) CO., LTD.
    Inventors: Yimin SUN, Shisong ZHANG, Hongfeng ZHONG
  • Publication number: 20220211241
    Abstract: The present invention relates to a base station for a cleaning robot to park in, where the cleaning robot includes a wiping board, and a flexible wiping member replaceably butts the wiping board to form a wiping surface to wipe a working surface on which the cleaning robot walks, where the base station includes: a storage module, configured to store a continuous wiping base material; and a feeding module, configured to drive a free end of the wiping base material to be conveyed to a cutting position, to cause the free end to be cut from the wiping base material to form the wiping member. The present invention has the following beneficial effects: After returning to the base station, the cleaning robot may automatically mount a wiping member without intervention by a user.
    Type: Application
    Filed: April 30, 2020
    Publication date: July 7, 2022
    Inventors: Yue ZHENG, Jianqiang XU, Shisong ZHANG, Hongfeng ZHONG, Yimin SUN
  • Patent number: 11369243
    Abstract: A dust bin and a vacuum cleaner combination provided with the dust bin are provided. The dust bin includes a dust chamber, a dust inlet detachably connected to a dust suction apparatus, and a sealing structure for implementing the sealing between the dust suction apparatus and the dust bin. The dust suction apparatus has a dust outlet joined to the dust inlet. The vacuum cleaner combination includes a dust suction apparatus and a dust bin detachably connected to the dust suction apparatus. The dust suction apparatus has a housing and a dust cup assembly connected to the housing. The dust cup assembly includes a cup body and a filter apparatus disposed in the cup body. Compared with the prior art, in the present invention, a detachable multi-purpose dust bin with a simple structure is disposed, so that the dust collection chamber of the vacuum cleaner is flexibly increased.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: June 28, 2022
    Assignee: Positec Power Tools (Suzhou) Co., Ltd.
    Inventors: Hongfeng Zhong, Jingtao Xu, Shisong Zhang, Binbin Xu, Xiaoli Pang, Hongbing Wu, Guojun Chen, Xianghua Meng, Zhen Zhang
  • Publication number: 20220142444
    Abstract: A robot cleaning system, including: a cleaning robot connectable to a mopping module of the cleaning robot, and a base station provided for the cleaning robot to dock, the cleaning robot includes: a main body; a mobile module; and a connection assembly, configured to detachably dispose the mopping module on the body of the robot; the base station includes: a storage module, configured to store at least one mopping module; an operating position, for the cleaning robot to dock to replace the mopping module; and a transfer module, configured to transfer the mopping module between the storage module and the operating position; and the robot cleaning system further includes a control unit. Beneficial effects of the present disclosure are: the cleaning robot is more intelligent, and the corresponding base station is compact in structure and small in occupied area.
    Type: Application
    Filed: December 20, 2019
    Publication date: May 12, 2022
    Inventors: Mingjian XIE, Shisong ZHANG, Hongbing WU, Jianqiang XU, Hongfeng ZHONG, Ji LI, Yue ZHEN, Biao WANG, Yuanzhong RAN
  • Publication number: 20220079406
    Abstract: The present invention discloses a cleaning robot, a control method thereof, and a ground treatment system, where the ground treatment system includes the cleaning robot and a base station. The cleaning robot includes a cleaning device, configured to be mounted on the body, where the cleaning device includes a mopping module; a control device, configured to control the walking device to drive the cleaning robot to move; and a power device, configured to supply power to the walking device. The cleaning robot further includes a lifting device, and the control device can control the lifting mechanism to lift the mopping module from a first position relative to a working surface to a second position; and the control device controls, according to a detection result of a detection device, the cleaning robot to return to the base station and replace a mop in the base station.
    Type: Application
    Filed: December 20, 2019
    Publication date: March 17, 2022
    Inventors: Shisong ZHANG, Hongbing WU, Mingjian XIE, Jianqiang XU, Hongfeng ZHONG, Ji LI
  • Publication number: 20220071467
    Abstract: The disclosure relates to a cleaning robot, and a cleaning method. The cleaning robot includes a body; a moving mechanism, configured to support the body and drive the cleaning robot to move; a power module, configured to provide a driving force for moving and working; a mopping module, configured to be mounted on the body and perform predetermined mopping work, where a wiping member is capable of being mounted on the mopping module; a control module, configured to be electrically connected to the power module and control the power module, to implement automatic moving and automatic working of the cleaning robot; and a detection module configured to detect a region type.
    Type: Application
    Filed: December 10, 2019
    Publication date: March 10, 2022
    Inventors: Shisong ZHANG, Hongbing WU, Mingjian XIE, Jianqiang XU, Hongfeng ZHONG, Ji LI
  • Publication number: 20220055120
    Abstract: The present invention relates to the technical field of hand-held tools. Disclosed is a hand-held power tool, comprising: a housing; a motor; a chuck assembly; and a transmission mechanism having a drive shaft. The chuck assembly comprises a main body, a jaw, and an adjustment member threadedly connected to the jaw. The power tool has a drilling mode in which the main body, the jaw and the adjustment member rotate together, and an auto chuck mode in which the adjustment member and the main body can rotate relative to each other to realize opening and closing of the jaw. The power tool further comprises a first supporting member and a second supporting member used to rotatably support the main body at the housing. The first supporting member and the second supporting member are at least partially overlapped with the jaw in an axial direction of the drive shaft, such that the power tool is structurally compact in the axial direction. The main body is provided with an accommodation cavity therein.
    Type: Application
    Filed: June 6, 2019
    Publication date: February 24, 2022
    Inventors: Hongfeng ZHONG, Yue ZHENG, Shisong ZHANG, Yimin SUN
  • Publication number: 20220047141
    Abstract: The disclosure relates to a cleaning robot and a control method. The cleaning robot may include: a body; a moving mechanism; a power module; a mopping module; and a control module; and further includes a liquid supply device, where the control module can control, based on a current mopping condition, the liquid supply device to convey a liquid to the mopping module. The beneficial effects of the present disclosure are that the cleaning robot can complete mopping work more efficiently, to reduce burden of a user and improve the degree of automation and the user experience of the cleaning robot. The cleaning robot can intelligently and autonomously control, based on the current mopping condition, the liquid supply device to convey a liquid to a mop, thereby prolonging the service life of a ground material such as a floor in home of the user.
    Type: Application
    Filed: December 20, 2019
    Publication date: February 17, 2022
    Inventors: Jianqiang XU, Mingjian XIE, Hongfeng ZHONG, Ji LI, Yujie WANG
  • Patent number: 11154974
    Abstract: The present embodiment discloses a hand-held tool and a clamping device thereof. The clamping device of a hand-held tool includes: a mounting base; a clamping unit configured to fasten a working tool in an axial direction; and an operation assembly, including an operating member and a driving member, where the operating member is capable of performing compound motion relative to the mounting base, and the operating member is operable to drive the driving member to selectively mate with and disengage from the clamping unit. In this way, the hand-held tool of the present embodiment has the clamping device. By way of compound motion, not only comfort of operation can be achieved, but also parts can be saved, thereby making the structure simpler and more reliable.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: October 26, 2021
    Assignee: Positec Power Tools (Suzhou) Co., Ltd.
    Inventors: Lianbao Wang, Hongfeng Zhong, Jingtao Xu, Warren Brown, Harry Szommer, Graham Gerhardt
  • Publication number: 20210228050
    Abstract: A cleaning robot, including: a housing; a moving module, and a control module, for controlling the moving module to drive the cleaning robot to move. When the cleaning robot moves on a working surface, a wiping unit is capable of directly or indirectly contacting the working surface to wipe the same. The cleaning robot includes a work execution state and a maintenance state. While the cleaning robot is switching from the work execution state to the maintenance state, the control module controls the cleaning robot to move from a work execution position corresponding to the work execution state to a maintenance position corresponding to the maintenance state. During at least a part of the process of the cleaning robot moving from the work execution position to the maintenance position, where the at least a part of the wiping unit is in a state of not contacting the working surface.
    Type: Application
    Filed: June 10, 2019
    Publication date: July 29, 2021
    Inventors: Shisong ZHANG, Hongfeng ZHONG, Mingjian XIE, Jianqiang XU, Ji LI
  • Patent number: 11027453
    Abstract: Embodiments of the invention provides a cutting tool. The cutting tool includes a housing; a motor, accommodated in the housing; a transmission mechanism, connected to the motor and used for driving a saw blade, having a saw blade plane; and base plates, connected to the housing and comprising a first base plate provided with a first bottom surface and a second base plate provided with a second bottom surface, wherein at least one of the first base plate and the second base plate is provided with an abutting surface coplanar with the saw blade plane; the abutting surface is used for being matched with a guide surface, and the first base plate and the second base plate are movable to expose the abutting surface.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: June 8, 2021
    Assignee: Positec Power Tools (Suzhou) Co., Ltd.
    Inventors: Yichun Ma, Shisong Zhang, Hongfeng Zhong, Xiangliang Zhang, Jingtao Xu
  • Patent number: 11027405
    Abstract: An oscillating power tool, including: a housing; an output shaft for installing a working head, the output shaft being installed in the housing and extending out of the housing; a transmission mechanism, installed in the housing, and the transmission mechanism being connected to the output shaft; and a motor, installed in the housing, the motor being connected to the transmission mechanism and driving the transmission mechanism to drive the output shaft to move, where an outer diameter of the motor is in a range of 40 mm to 50 mm.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: June 8, 2021
    Assignee: Positec Power Tools (Suzhou) Co., Ltd.
    Inventors: Shisong Zhang, Xiaoli Pang, Hongfeng Zhong, Yu Wu, Weifeng Li, Xiao Zhao, Zhongya Zhou, Hongbing Wu, Haiquan Wu, Yinhang Bian, Hui Lu, Hui Li, Wei Zhang
  • Patent number: 10939613
    Abstract: The invention provides a grass trimmer and a cord delivering method for a grass trimmer, the grass trimmer includes an extending rod, an housing, a grass trimming head, a handle, a main motor and a main switch, wherein the grass trimming head includes a base, a cap and a spool having a first state relative static with the base, and the grass trimmer further includes a cord delivering mechanism; the cord delivering mechanism includes a cord delivering electronic switch independent of the main switch and a control device; and the cord delivering electronic switch operably electrically controls the control device to enable the spool to be in a second state capable of generating a rotary speed difference with the base. An operator does not need to interrupt work of the grass trimmer and can timely pay off required and the cord delivering operation is simple and convenient.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: March 9, 2021
    Assignee: Positec Power Tools (Suzhou) Co., Ltd.
    Inventors: Yichun Ma, Shisong Zhang, Guoliang Mou, Hongfeng Zhong, Fangshi Liu, Xiaoli Pang, Robert Baker, Brandon Martin
  • Patent number: 10888988
    Abstract: This disclosure describes a power tool comprising a housing, a motor received in the housing and an output shaft driven by the motor and used for mounting a cutting tool. The housing comprises a first head housing and a second head housing. The first head housing is used for receiving part of the output shaft. A maximal length of the first head housing along an axial direction of the output shaft is L. A plane where the axis of the output shaft is positioned is defined as a middle plane. N vibration damping elements are disposed between the first head housing and the second head housing and, on at least one side of the middle plane, each vibration damping element comprises a vibration damping part contacting with the first head housing and the second head housing. A sum of the lengths of the N vibration damping parts along the axial direction of the output shaft is larger than or equal to 0.2L and smaller than or equal to L.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: January 12, 2021
    Assignee: Positec Power Tools (Suzhou) Co., Ltd
    Inventors: Hongfeng Zhong, Xiaoli Pang, Yu Wu, Jingtao Xu, Yichun Ma
  • Patent number: 10821530
    Abstract: Disclosed is an oscillating power tool comprising: a housing; a motor; a drive shaft; an output shaft driven by the drive shaft to oscillate around its own axis at a certain angle of oscillation; an eccentric transmission mechanism converting the rotational movement of the drive shaft to the oscillation of the output shaft, wherein the eccentric transmission mechanism comprises an eccentric apparatus mounted on the drive shaft and a shift fork assembly respectively connected to the eccentric apparatus and the output shaft; and the eccentric apparatus comprises at least two drive members, the shift fork assembly comprises a first shift fork member and a second shift fork member, the first shift fork member has a first cooperating part cooperating with the drive member and a second cooperating part cooperating with the second shift fork member, and the second shift fork member is connected to the output shaft.
    Type: Grant
    Filed: January 21, 2019
    Date of Patent: November 3, 2020
    Assignee: Positec Power Tools (Suzhou) Co., Ltd.
    Inventors: Fu Qian, Hongfeng Zhong, Shisong Zhang