Patents by Inventor Xinfa Du

Xinfa Du 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).

  • Patent number: 11208043
    Abstract: A vehicle step apparatus comprises a first extending and retracting device comprising a first mounting bracket, a first step bracket, and a first arm assembly configured to drive the first step bracket to move between a first extended position and a first retracted position; a second extending and retracting device comprising a second mounting bracket, a second step bracket, and a second arm assembly configured to drive the second step bracket to move between a second extended position and a second retracted position; a step mounted on the first and second step bracket; a first permanent magnet direct current motor mounted on the first mounting bracket and coupled with the first arm assembly to drive the first arm assembly; and a second permanent magnet direct current motor mounted on the second mounting bracket and coupled with the second arm assembly to drive the second arm assembly.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: December 28, 2021
    Inventors: Xinfa Du, Qi Zhang, Yiming Wang
  • Patent number: 11198394
    Abstract: The present disclosure relate to a vehicle running board apparatus and a retractable device thereof. In some embodiments, a retractable device includes a running board holder and an arm assembly. The running board holder has a connecting portion, and the arm assembly is configured to drive the running board holder to move between an extended position and a retracted position. The arm assembly includes a first arm and a second arm. The first arm has a first end and a second end. The second end of the first arm is pivotally connected to the connecting portion of the running board holder. The second arm has a first end and a second end. The second end of the second arm is pivotally connected to the connecting portion of the running board holder. The second end of at least one of the first arm or the second arm straddles the connecting portion.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: December 14, 2021
    Assignee: T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
    Inventors: Xinfa Du, Qi Zhang, Songfeng Wang, Yongyong Zhan, Yiming Wang, Tao He, Xing Fan
  • Publication number: 20210213885
    Abstract: A vehicle, a running board assembly, and a drive assembly for a running board are disclosed. The drive assembly includes: a mounting base, a first connecting portion, a second connecting portion, and a running board holder. The first connecting portion is rotatably connected with the mounting base and the running board holder. The second connecting portion is rotatably connected with the mounting base and the running board holder. The running board holder includes a third main body and a third hinged portion. The first connecting portion includes a first main body and a plurality of first hinged portions, and the third hinged portion is rotatably connected among the plurality of first hinged portions; and/or the second connecting portion includes a second main body and a plurality of second hinged portions, the third hinged portion being rotatably connected among the plurality of second hinged portions.
    Type: Application
    Filed: March 30, 2021
    Publication date: July 15, 2021
    Inventors: Xinfa DU, Qi ZHANG, Songfeng WANG
  • Patent number: 11021108
    Abstract: A vehicle step apparatus comprises a first extending and retracting device comprising a first mounting bracket, a first step bracket, and a first arm assembly configured to drive the first step bracket to move between a first extended position and a first retracted position; a second extending and retracting device comprising a second mounting bracket, a second step bracket, and a second arm assembly configured to drive the second step bracket to move between a second extended position and a second retracted position; a step mounted on the first and second step bracket; a first permanent magnet direct current motor mounted on the first mounting bracket and coupled with the first arm assembly to drive the first arm assembly; and a second permanent magnet direct current motor mounted on the second mounting bracket and coupled with the second arm assembly to drive the second arm assembly.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: June 1, 2021
    Inventors: Xinfa Du, Qi Zhang, Yiming Wang
  • Publication number: 20210078591
    Abstract: Embodiments of the present disclosure provide a step apparatus for a vehicle and a vehicle. In some embodiments, the step apparatus for the vehicle includes: a foot step; a load detection device coupled to the foot step for detecting a load applied to the foot step; a controller in communication with the load detection device and configured to receive and process a load signal detected by the load detection device and to determine whether the foot step is overloaded; and an alarm in communication with the controller. In some embodiments, the controller is further configured to generate an alerting signal to control the alarm to send out an alert when the foot step is overloaded.
    Type: Application
    Filed: June 26, 2020
    Publication date: March 18, 2021
    Inventors: Xinfa DU, Qi ZHANG, Yiming WANG, Xing FAN, Linjie XU
  • Patent number: 10821904
    Abstract: A vehicle and a running board device for the vehicle are provided. The vehicle includes: a vehicle body; a vehicle door; a running board mounted to the vehicle body and movable between an extended position and a retracted position; an actuator connected to the running board; a magnet mounted to the vehicle door; a magnetic induction element mounted to the vehicle body and that cooperates with the magnet so as to be triggered to generate a door-opening signal and a door-closing signal; a signal transmission line having a first end of the signal transmission line connected with the magnetic induction element; and a controller mounted to the vehicle body and connected with a second end of the signal transmission line and the actuator, so as to actuate the running board to move between the extended position and the retracted position according to the door-opening signal and the door-closing signal.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: November 3, 2020
    Assignee: T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
    Inventors: Xinfa Du, Xing Fan
  • Publication number: 20200331396
    Abstract: The present disclosure provides a foot step for a vehicle and a vehicle. The foot step includes: a step body and a light unit. The light unit is disposed on the step body and at least includes a warning light group. The warning light group is configured to emit light to warn traffic participants nearby of a width and an expected driving route of the vehicle.
    Type: Application
    Filed: April 21, 2020
    Publication date: October 22, 2020
    Inventors: Xinfa DU, Yiming WANG
  • Publication number: 20200290424
    Abstract: An adjustment device includes a body, an adjustment inner gear ring, and an adjustment shaft. The body has a cavity therein, has a first end provided with a first hole and a second hole, and has a peripheral wall provided with a third hole. The first hole, the second hole, and the third hole are connected with the cavity. The adjustment inner gear ring is fitted in the cavity, and has a peripheral wall provided with adjustment holes. The adjustment holes have different cross-sectional areas. A second end of the adjustment shaft has an adjustment gear and passes through the second hole into the cavity. The adjustment gear meshes with the adjustment inner gear ring. The adjustment shaft is rotatable to drive rotation of the adjustment inner gear ring so as to enable the third hole to be connected with the cavity through one of the adjustment holes.
    Type: Application
    Filed: March 10, 2020
    Publication date: September 17, 2020
    Inventors: Yongyong ZHAN, Songfeng WANG, Xinfa DU, Yiming WANG, Hongliang XU, Tao HE
  • Publication number: 20200282913
    Abstract: Embodiments of the present disclosure disclose a vehicle step apparatus and a vehicle. The vehicle step apparatus includes a step, a retractable device, and a locking member. The step is movable between an extended position and a retracted position. The retractable device is connected to the step and configured to drive the step to move between the extended position and the retracted position. The locking member is configured to lock the step in the retracted position or to allow the step to move away from the retracted position towards the extended position.
    Type: Application
    Filed: March 5, 2020
    Publication date: September 10, 2020
    Inventors: Zhaobo QING, Huizhong YANG, Xinfa DU, Qi ZHANG, Songfeng WANG, Xing FAN, Yiming WANG, Yongyong ZHAN, Tao HE
  • Publication number: 20200282914
    Abstract: A vehicle, a running board assembly, and a drive assembly for a running board are disclosed. The drive assembly includes: a mounting base, a first connecting portion, a second connecting portion, and a running board holder. The first connecting portion is rotatably connected with the mounting base and the running board holder. The second connecting portion is rotatably connected with the mounting base and the running board holder. The running board holder includes a third main body and a third hinged portion. The first connecting portion includes a first main body and a plurality of first hinged portions, and the third hinged portion is rotatably connected among the plurality of first hinged portions; and/or the second connecting portion includes a second main body and a plurality of second hinged portions, the third hinged portion being rotatably connected among the plurality of second hinged portions.
    Type: Application
    Filed: March 20, 2020
    Publication date: September 10, 2020
    Inventors: Xinfa DU, Qi ZHANG, Songfeng WANG
  • Publication number: 20200277169
    Abstract: Disclosed are a winch, a rope guide, and a transmission device having a clutch function. The winch includes a base seat, a reel, a rope guide, a transmission assembly, and a motor. The reel is rotatably provided to the base seat. The rope guide is provided to the base seat. The transmission assembly is connected with the rope guide. The motor is connected with the reel to drive the reel to rotate, and the motor drives the rope guide through the transmission assembly. In the winch according to embodiments of the present disclosure, the rope guide is an active rope guide, bringing about a good rope guiding effect. Moreover, the reel and the rope guide are driven by the same motor, which reduces the number of components and parts, simplifies the structure and control, and lowers costs.
    Type: Application
    Filed: January 8, 2020
    Publication date: September 3, 2020
    Inventors: Yongyong ZHAN, Xinfa DU, Songfeng WANG, Yiming WANG, Tao HE, Hongliang XU
  • Publication number: 20200269763
    Abstract: A vehicle step apparatus comprises a first extending and retracting device comprising a first mounting bracket, a first step bracket, and a first arm assembly configured to drive the first step bracket to move between a first extended position and a first retracted position; a second extending and retracting device comprising a second mounting bracket, a second step bracket, and a second arm assembly configured to drive the second step bracket to move between a second extended position and a second retracted position; a step mounted on the first and second step bracket; a first permanent magnet direct current motor mounted on the first mounting bracket and coupled with the first arm assembly to drive the first arm assembly; and a second permanent magnet direct current motor mounted on the second mounting bracket and coupled with the second arm assembly to drive the second arm assembly.
    Type: Application
    Filed: May 13, 2020
    Publication date: August 27, 2020
    Inventors: Xinfa DU, Qi ZHANG, Yiming WANG
  • Publication number: 20200265658
    Abstract: A management apparatus for a vehicle device, a vehicle and a server are provided. The management apparatus includes: a state determining unit, configured to determine a current state of the vehicle device; a first communication module, configured to transmit the current state of the vehicle device to at least one of a mobile terminal and a server and to receive a control instruction generated by the at least one of the mobile terminal and the server according to the current state of the vehicle device; and a controller, configured to control an action-executing unit of the vehicle device according to the control instruction to drive the vehicle device to execute an action.
    Type: Application
    Filed: November 13, 2019
    Publication date: August 20, 2020
    Inventors: Xinfa DU, Xing FAN, Shaoqi MA, Yinghuan KOU
  • Publication number: 20200262354
    Abstract: A vehicle step apparatus comprises a first extending and retracting device comprising a first mounting bracket, a first step bracket, and a first arm assembly configured to drive the first step bracket to move between a first extended position and a first retracted position; a second extending and retracting device comprising a second mounting bracket, a second step bracket, and a second arm assembly configured to drive the second step bracket to move between a second extended position and a second retracted position; a step mounted on the first and second step bracket; a first permanent magnet direct current motor mounted on the first mounting bracket and coupled with the first arm assembly to drive the first arm assembly; and a second permanent magnet direct current motor mounted on the second mounting bracket and coupled with the second arm assembly to drive the second arm assembly.
    Type: Application
    Filed: March 20, 2020
    Publication date: August 20, 2020
    Inventors: Xinfa DU, Qi ZHANG, Yiming WANG
  • Patent number: 10682960
    Abstract: A vehicle, a running board assembly, and a drive assembly for a running board are disclosed. The drive assembly includes: a mounting base, a first connecting portion, a second connecting portion, and a running board holder. The first connecting portion is rotatably connected with the mounting base and the running board holder. The second connecting portion is rotatably connected with the mounting base and the running board holder. The running board holder includes a third main body and a third hinged portion. The first connecting portion includes a first main body and a plurality of first hinged portions, and the third hinged portion is rotatably connected among the plurality of first hinged portions; and/or the second connecting portion includes a second main body and a plurality of second hinged portions, the third hinged portion being rotatably connected among the plurality of second hinged portions.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: June 16, 2020
    Assignee: T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
    Inventors: Xinfa Du, Qi Zhang, Songfeng Wang
  • Patent number: 10618472
    Abstract: A vehicle step apparatus comprises a first extending and retracting device comprising a first mounting bracket, a first step bracket, and a first arm assembly configured to drive the first step bracket to move between a first extended position and a first retracted position; a second extending and retracting device comprising a second mounting bracket, a second step bracket, and a second arm assembly configured to drive the second step bracket to move between a second extended position and a second retracted position; a step mounted on the first and second step bracket; a first permanent magnet direct current motor mounted on the first mounting bracket and coupled with the first arm assembly to drive the first arm assembly; and a second permanent magnet direct current motor mounted on the second mounting bracket and coupled with the second arm assembly to drive the second arm assembly.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: April 14, 2020
    Assignee: T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
    Inventors: Xinfa Du, Qi Zhang, Yiming Wang
  • Publication number: 20200047674
    Abstract: Provided is a vehicle step apparatus comprising a first extending and retracting device comprising a first mounting bracket, a first step bracket, and a first arm assembly configured to drive the first step bracket to move between a first extended position and a first retracted position; a second extending and retracting device comprising a second mounting bracket, a second step bracket, and a second arm assembly configured to drive the second step bracket to move between a second extended position and a second retracted position; a step mounted on the first and second step bracket; a first permanent magnet direct current motor mounted on the first mounting bracket and coupled with the first arm assembly to drive the first arm assembly; and a second permanent magnet direct current motor mounted on the second mounting bracket and coupled with the second arm assembly to drive the second arm assembly.
    Type: Application
    Filed: October 16, 2019
    Publication date: February 13, 2020
    Inventors: Xinfa DU, Qi ZHANG, Yiming WANG
  • Publication number: 20200023779
    Abstract: A vehicle, a running board assembly, and a drive assembly for a running board are disclosed. The drive assembly includes: a mounting base, a first connecting portion, a second connecting portion, and a running board holder. The first connecting portion is rotatably connected with the mounting base and the running board holder. The second connecting portion is rotatably connected with the mounting base and the running board holder. The running board holder includes a third main body and a third hinged portion. The first connecting portion includes a first main body and a plurality of first hinged portions, and the third hinged portion is rotatably connected among the plurality of first hinged portions; and/or the second connecting portion includes a second main body and a plurality of second hinged portions, the third hinged portion being rotatably connected among the plurality of second hinged portions.
    Type: Application
    Filed: July 12, 2019
    Publication date: January 23, 2020
    Inventors: Xinfa Du, Qi Zhang, Songfeng Wang
  • Publication number: 20200023780
    Abstract: The present disclosure relate to a vehicle running board apparatus and a retractable device thereof. In some embodiments, a retractable device includes a running board holder and an arm assembly. The running board holder has a connecting portion, and the arm assembly is configured to drive the running board holder to move between an extended position and a retracted position. The arm assembly includes a first arm and a second arm. The first arm has a first end and a second end. The second end of the first arm is pivotally connected to the connecting portion of the running board holder. The second arm has a first end and a second end. The second end of the second arm is pivotally connected to the connecting portion of the running board holder. The second end of at least one of the first arm or the second arm straddles the connecting portion.
    Type: Application
    Filed: July 19, 2019
    Publication date: January 23, 2020
    Inventors: Xinfa DU, Qi ZHANG, Songfeng WANG, Yongyong ZHAN, Yiming WANG, Tao HE, Xing FAN
  • Patent number: 10479278
    Abstract: A vehicle step apparatus including a first extending and retracting device having a first mounting bracket, a first step bracket, and a first arm assembly configured to drive the first step bracket to move between a first extending position and a first retracting position; a second extending and retracting device comprising a second mounting bracket, a second step bracket, and a second arm assembly configured to drive the second step bracket to move between a second extending position and a second retracting position; a step mounted on the first and second step bracket; a first permanent magnet direct current motor mounted on the first mounting bracket and coupled with the first arm assembly to drive the first arm assembly; and a second permanent magnet direct current motor mounted on the second mounting bracket and coupled with the second arm assembly to drive the second arm assembly.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: November 19, 2019
    Assignee: T-MAX (HANGZHOU) TECHNOLOGY CO., LTD
    Inventors: Xinfa Du, Qi Zhang, Yiming Wang