Patents by Inventor Mao-Chuan Liu

Mao-Chuan 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).

  • Scroll compressor sealing unit structure
    Patent number: 6537044
    Abstract: The present invention is related to a scroll compressor sealing unit structure, more particularly, a floating bearing and seal washer joined together so that the inverted edge of a slanting edge together form a slanting edge, and that a round cap together with a seal washer are fitted into the inverted edge of the floating bearing to form a single unit, and that the bottom edge of the rounded cap fit into the inverted and sloping edge of the floating bearing, so that the seal washer is able to act as a sealing unit in the space defined by this connection, and in this way ensure that in the fitting together of the round cap and seal washer a firm and fully sealed connection is effected.
    Type: Grant
    Filed: August 9, 2001
    Date of Patent: March 25, 2003
    Inventors: Lung-Tsai Chang, Guang-Der Tarng, Mao-Chuan Liu, Yeng-Chyi Liu
  • SCROLL COMPRESSOR SEALING UNIT STRUCTURE
    Publication number: 20030031575
    Abstract: The present invention is related to a scroll compressor sealing unit structure, more particularly, a floating bearing and seal washer joined together so that the inverted edge of a slanting edge together form a slanting edge, and that a round cap together with a seal washer are fitted into the inverted edge of the floating bearing to form a single unit, and that the bottom edge of the rounded cap fit into the inverted and sloping edge of the floating bearing, so that the seal washer is able to act as a sealing unit in the space defined by this connection, and in this way ensure that in the fitting together of the round cap and seal washer a firm and fully sealed connection is effected.
    Type: Application
    Filed: August 9, 2001
    Publication date: February 13, 2003
    Inventors: Lung-Tsai Chang, Guang-Der Tarng, Mao-Chuan Liu, Yeng-Chyi Liu