Patents by Inventor William H. S. Chen

William H. S. Chen 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).

  • Endless belt
    Patent number: 7931554
    Abstract: A flexible endless belt includes cords extending generally lengthwise of the belt in multiple turns. An Outer end of each cord may be located in a position that is not substantially laterally outward of other portion of the laterally outermost turn of the cord so as to prevent fraying of the cord at the outer end. When the belt is received on roller in a baler, the outer ends of the cords lead at least a part of respective transition portions. A carcass for the belt may have a first cord wound in a Z-direction along the length of the belt and comprising at least two threads wound in the Z-direction and a second cord wound in an S-direction along the length of the belt and comprising at least two threads wound in the S-direction.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: April 26, 2011
    Assignee: Tri Corp.
    Inventors: William T. Muma, William H. S. Chen, Yu-Chun Chen
  • Endless Belt
    Publication number: 20080153647
    Abstract: A flexible endless belt includes cords extending generally lengthwise of the belt in multiple turns. An Outer end of each cord may be located in a position that is not substantially laterally outward of other portion of the laterally outermost turn of the cord so as to prevent fraying of the cord at the outer end. When the belt is received on roller in a baler, the outer ends of the cords lead at least a part of respective transition portions. A carcass for the belt may have a first cord wound in a Z-direction along the length of the belt and comprising at least two threads wound in the Z-direction and a second cord wound in an S-direction along the length of the belt and comprising at least two threads wound in the S-direction.
    Type: Application
    Filed: December 26, 2006
    Publication date: June 26, 2008
    Applicant: TRI CORP D/B/A EX-CEL INDUSTRIAL BELTING
    Inventors: William T. Muma, William H.S. Chen, Yu-Chun Chen