Patents by Inventor Tseng Shih-Cheng

Tseng Shih-Cheng 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: 4691626
    Abstract: It is a portable and simple barbecue spit device, particularly, a barbecue spit for outdoor barbecue activities. The spit device mainly comprises two supporting rods to be driven into ground, a rotary spit mounted on the top ends of the two supporting rods; the rotary spit has a hand crank and a U-shaped member welded on the vertical position of the rotary spit so as to form a left and right hooks, two opposite forks mounted around the rotary spit. Before the barbecue spit structure being carried, two protective sleeves should be put on the front tips of the two forks respectively to form a carrying handle; simultaneously, the bottom end of the rotary spit and the front ends of two supporting rods are put in same length so as to have the two supporting rods mounted into the left and right hooks respectively; then, a sleeve is mounted over the front ends of the two supporting rods and the rotary spit bundled together for carrying convenience.
    Type: Grant
    Filed: December 8, 1986
    Date of Patent: September 8, 1987
    Inventor: Tseng Shih-Cheng