Patents by Inventor Shung-Chung Shu

Shung-Chung Shu 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).

  • Patent number: 4914931
    Abstract: The present invention relates to a novel handle type combination lock for a suitcase, comprises a combination lock housed inside the handle of the suitcase, and the two broadside ends of the handle are provided with respective push buttons, when the combination lock is unlocked, the push buttons can be pushed to move, through this movement they drive respective sliding, plates to move for unlocking the fasteners located on the suitcase adjacent to the left and right side of the handle. The present invention utilizes one combination lock to control two fasteners and housing the combination lock inside the handle for the suitcase which simplifies the structure and reduces the production cost as well as provides good locking functions.
    Type: Grant
    Filed: November 16, 1988
    Date of Patent: April 10, 1990
    Inventor: Shung-Chung Shu