Patents by Inventor Beatrice B. Tibbitt

Beatrice B. Tibbitt 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: 5854520
    Abstract: A stove timer and automatic cut off system is provided including a stove having a plurality of burners each adapted to generate heat upon the receipt of power. A start switch situated on the stove is adapted for transmitting a start signal upon the depression thereof. A timer selector switch assembly is situated on the stove and has a plurality of discrete modes. The switch assembly is adapted to transmit a timer signal representative of a unique predetermined amount of time in each mode. An indication means is situated on the stove and is adapted to alert a user only during the actuation thereof. A relay is connected between the burners of the stove and a source of power. The relay is adapted to supply the burner with power only when actuated. Finally, a control mechanism serves to function in an activated mode only upon the receipt of the start signal wherein the control means actuates the relay.
    Type: Grant
    Filed: November 6, 1997
    Date of Patent: December 29, 1998
    Inventors: Beatrice L. Buck, Beatrice B. Tibbitt, Loretta A. Sudsina