Patents by Inventor Chih-Tai LIU

Chih-Tai LIU 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).

  • Two-way transmission mechanism for fitness equipment
    Patent number: 10987540
    Abstract: A two-way transmission mechanism for fitness equipment includes a first transmission wheel mounted at a crankshaft and connected to a first relay wheel by a first transmission belt, a second transmission wheel connected to a second relay wheel by a second transmission belt, a transmission shaft connecting the first and second relay wheels, a one-way ratchet mounted between the first relay wheel and the transmission shaft for power transmission therebetween in one direction, and a motor having a motor shaft connected with the second transmission wheel.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: April 27, 2021
    Assignee: CHANG YOW TECHNOLOGIES INTERNATIONAL CO., LTD.
    Inventors: Chao-Chuan Chen, Chung-Hsien Wang, Wei-Ting Liao, Chih-Tai Liu
  • TWO-WAY TRANSMISSION MECHANISM FOR FITNESS EQUIPMENT
    Publication number: 20200222752
    Abstract: A two-way transmission mechanism for fitness equipment includes a first transmission wheel mounted at a crankshaft and connected to a first relay wheel by a first transmission belt, a second transmission wheel connected to a second relay wheel by a second transmission belt, a transmission shaft connecting the first and second relay wheels, a one-way ratchet mounted between the first relay wheel and the transmission shaft for power transmission therebetween in one direction, and a motor having a motor shaft connected with the second transmission wheel.
    Type: Application
    Filed: May 10, 2019
    Publication date: July 16, 2020
    Inventors: Chao-Chuan CHEN, Chung-Hsien WANG, Wei-Ting LIAO, Chih-Tai LIU