Patents by Inventor Shang-Fei Chi

Shang-Fei Chi 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).

  • Electrical appliance having a wire winding device
    Patent number: 6942080
    Abstract: An electrical appliance includes a housing, an electric unit mounted within the housing, a winding unit mounted within the housing and including a reel member, an electrical wire connected electrically to the electric unit and wound around the reel member, and a latch unit engaging releasably the reel member to prevent the reel member from rotation in a winding direction of the reel member. The electrical wire has one end provided with a plug portion. The housing has at least one insert hole proximate to the latch unit for extension of the plug portion therethrough so as to press and disengage the latch unit from the reel member, thereby permitting the winding unit to wind the electrical wire.
    Type: Grant
    Filed: December 4, 2003
    Date of Patent: September 13, 2005
    Assignee: Tsann Kuen Enterprise Co., Ltd.
    Inventor: Shang-Fei Chi
  • Electrical appliance having a wire winding device
    Publication number: 20050121276
    Abstract: An electrical appliance includes a housing, an electric unit mounted within the housing, a winding unit mounted within the housing and including a reel member, an electrical wire connected electrically to the electric unit and wound around the reel member, and a latch unit engaging releasably the reel member to prevent the reel member from rotation in a winding direction of the reel member. The electrical wire has one end provided with a plug portion. The housing has at least one insert hole proximate to the latch unit for extension of the plug portion there through so as to press and disengage the latch unit from the reel member, thereby permitting the winding unit to wind the electrical wire.
    Type: Application
    Filed: December 4, 2003
    Publication date: June 9, 2005
    Inventor: Shang-Fei Chi