Patents by Inventor GUAN-DA HUANG

GUAN-DA HUANG 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).

  • Rotary resistance device
    Patent number: 9159478
    Abstract: A rotary resistance device providing resistance to rotary object includes a magnetic field generating assembly having a magnetizable main body, an even number of magnetizable extended bodies, magnetizable coils and separators, two first caps, and two shaft sections; a magnetizable outer cylinder enclosing the magnetic field generating assembly therein and rotatably connected to the shaft sections; and a magnetorheological fluid filled in a space formed between the magnetic field generating assembly and the magnetizable outer cylinder.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: October 13, 2015
    Assignee: NATIONAL TAIPEI UNIVERSITY OF TECHNOLOGY
    Inventors: Yaojung Shiao, Guan-Da Huang
  • ROTARY RESISTANCE DEVICE
    Publication number: 20150243422
    Abstract: A rotary resistance device providing resistance to rotary object includes a magnetic field generating assembly having a magnetizable main body, an even number of magnetizable extended bodies, magnetizable coils and separators, two first caps, and two shaft sections; a magnetizable outer cylinder enclosing the magnetic field generating assembly therein and rotatably connected to the shaft sections; and a magnetorheological fluid filled in a space formed between the magnetic field generating assembly and the magnetizable outer cylinder.
    Type: Application
    Filed: September 2, 2014
    Publication date: August 27, 2015
    Inventors: YAOJUNG SHIAO, GUAN-DA HUANG