Patents by Inventor Renyi Zhang

Renyi Zhang 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).

  • Electrically propelled towing apparatus
    Patent number: 11964852
    Abstract: An electrically propelled towing apparatus includes a housing, in the housing being provided a reel, a stator, and a rotor configured to drive the reel; a mounting cavity is defined in the housing; and the stator is exposed and fixed in the mounting cavity. With elimination of the conventional housing of drive motor, the invention improves heat-dissipation effect.
    Type: Grant
    Filed: October 30, 2023
    Date of Patent: April 23, 2024
    Assignee: ZHEJIANG NOWVOW MECHANICAL AND ELECTRICAL CORP., LTD.
    Inventors: Litian Zhang, Chunxiang Zhang, Jun Zhou, Renyi Zhang
  • Miniature handheld electric traction device
    Patent number: 11479447
    Abstract: A miniature handheld electric traction device including a shell, a power supply part, a power motor, a reduction gear set, a braking part and a winding drum, wherein the power motor, the reduction gear set and the winding drum are arranged in the shell; the power motor is linked with the winding drum through the reduction gear set; a surface of the winding drum is wound with a traction rope; the reduction gear set includes a planetary gear; the sun gear of the planetary gear is coaxial with the winding drum; the power motor or the motor shaft of the power motor is inserted into the inner ring of the winding drum; the motor shaft is linked with the planetary gear.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: October 25, 2022
    Assignee: ZHEJIANG NOWVOW MECHANICAL AND ELECTRICAL CORP LTD
    Inventors: Guogang Zhang, Keqian Xiao, Kan Tang, Chunxiang Zhang, Liangdao Tang, Renyi Zhang
  • MINIATURE HANDHELD ELECTRIC TRACTION DEVICE
    Publication number: 20200148513
    Abstract: A miniature handheld electric traction device including a shell, a power supply part, a power motor, a reduction gear set, a braking part and a winding drum, wherein the power motor, the reduction gear set and the winding drum are arranged in the shell; the power motor is linked with the winding drum through the reduction gear set; a surface of the winding drum is wound with a traction rope; the reduction gear set includes a planetary gear; the sun gear of the planetary gear is coaxial with the winding drum; the power motor or the motor shaft of the power motor is inserted into the inner ring of the winding drum; the motor shaft is linked with the planetary gear.
    Type: Application
    Filed: February 28, 2018
    Publication date: May 14, 2020
    Inventors: Guogang ZHANG, Keqian XIAO, Kan TANG, Chunxiang ZHANG, Liangdao TANG, Renyi ZHANG
  • Ion drift-chemical ionization mass spectrometry
    Patent number: 7375317
    Abstract: A method and apparatus for conducting mass spectrometry. The mass spectrometry may be accomplished by ion drift-chemical ionization mass spectrometry. One embodiment includes a chemical ionization mass spectrometer comprising an ion drift zone having an ion conductor that transports positive or negative ions. The chemical ionization mass spectrometer further comprises an ion source that produces the positive or negative ions and a mass spectrometer.
    Type: Grant
    Filed: July 29, 2005
    Date of Patent: May 20, 2008
    Assignee: The Texas A&M University System
    Inventor: Renyi Zhang
  • Ion drift-chemical ionization mass spectrometry
    Publication number: 20060022132
    Abstract: A method and apparatus for conducting mass spectrometry. The mass spectrometry may be accomplished by ion drift-chemical ionization mass spectrometry. One embodiment includes a chemical ionization mass spectrometer comprising an ion drift zone having an ion conductor that transports positive or negative ions. The chemical ionization mass spectrometer further comprises an ion source that produces the positive or negative ions and a mass spectrometer.
    Type: Application
    Filed: July 29, 2005
    Publication date: February 2, 2006
    Applicant: The Texas A&M University Systems
    Inventor: Renyi Zhang