Patents by Inventor Kun-Lian Liu

Kun-Lian 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).

  • Pivotal mechanism for connecting a handlebar stem and a board of a skate cart
    Patent number: 6244605
    Abstract: A skate cart includes a board with a front wheel and a rear wheel. A handlebar stem is pivotally connected to a connection port extending from a front end of the board and the front wheel is connected to the handlebar stem. The connection port has two lugs and a lower end of the handlebar stem is engaged between the two lugs. A rod is movably inserted through one of the lugs and a passage in the handlebar stem. When pulling the rod out from the passage in the handlebar stem, the handlebar stem is pivotable relative to the board.
    Type: Grant
    Filed: March 24, 2000
    Date of Patent: June 12, 2001
    Assignee: Kalloy Industrial Co., Ltd.
    Inventor: Kun-Lian Liu