Patents by Inventor Wen C. Yang

Wen C. Yang 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).

  • Quick releasing device for a tank
    Patent number: 5143239
    Abstract: A releasing device for a tank including a bolt engageable in an opening of a tank, the bolt having a head formed on one end and having a bore formed in the center, a plug engageable in the bore of the bolt for blocking the bore, a ring coupled to the plug, a spring and a ball received in the plug, the ball being biased by the spring to engage with the bolt when the plug is engaged within the bore of the bolt so that the plug can be retained in place, and the plug can be easily pulled out of the bolt by the ring.
    Type: Grant
    Filed: June 19, 1991
    Date of Patent: September 1, 1992
    Assignee: Biastro International Co., Ltd.
    Inventor: Wen C. Yang
  • Stem having a fixing device
    Patent number: 5003839
    Abstract: A stem is fixed to a head tube of a bicycle by a fixing device. The stem has an aperture formed in a center. A hole is formed in an upper end of the vertical tube for receiving a spring and a bolt. Two holes are laterally and oppositely formed in a lower portion of the stem, and each receives a piston. The aperture and the holes are filled with oil. The pistons are pushed to engage with an inner surface of the head tube when the bolt is threaded into the upper hole so that the stem can be firmly fixed to the head tube.
    Type: Grant
    Filed: September 21, 1990
    Date of Patent: April 2, 1991
    Inventor: Wen C. Yang
  • Method and apparatus for the detection of stagnant regions in a fluidized bed or in pneumatic conveying lines
    Patent number: 4275353
    Abstract: A probe electrode is mounted across the wall of a fluidized bed column or solid particles feed thereto, and an air gap between the probe electrode and a neon lamp causes lamp flashes when the particles are normally circulating and allows the detection of stagnancy of the particles in absence of light flashes.
    Type: Grant
    Filed: August 23, 1979
    Date of Patent: June 23, 1981
    Assignee: Westinghouse Electric Corp.
    Inventors: Wen C. Yang, Charles E. Spangler, Joe P. Morris, Dale L. Keairns
  • Microphone set
    Patent number: D335671
    Type: Grant
    Filed: December 3, 1991
    Date of Patent: May 18, 1993
    Assignee: Sekaku Electron Industry Co., Ltd.
    Inventor: Wen C. Yang