Patents by Inventor Tusn-Chi Liao

Tusn-Chi Liao 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).

  • Superior cymbal mounting structure
    Patent number: 5808217
    Abstract: A superior cymbal mounting structure including a tubular screw member fixed to a center pull rod of a cymbal stand by a screw bolt and a wing nut, a lock nut threaded onto the tubular screw member to fix a superior cymbal to the tubular screw member between two sponge packing rings, wherein a packing block is mounted in a chamber in the lock nut and stopped against the periphery of the tubular screw member by a tightening up screw to fix the lock nut and the tubular screw member together.
    Type: Grant
    Filed: December 4, 1996
    Date of Patent: September 15, 1998
    Assignee: Hwa Shin Musical Instrument Co., Ltd.
    Inventor: Tusn-Chi Liao
  • Angle adjustment device for cymbal mounting frames
    Patent number: 5756912
    Abstract: An improved angle adjustment device for cymbal mounting frames includes an adjusting seat with an annular seat in which a connecting means may slidably rotate to achieve stepless angle adjustment of a cymbal mounted on the adjusting seat. The angle of the cymbal may be firmly set after adjustment.
    Type: Grant
    Filed: December 18, 1996
    Date of Patent: May 26, 1998
    Assignee: Hwa Shin Musical Instrument Co. Ltd.
    Inventor: Tusn-Chi Liao