Patents by Inventor Dwight Whitfield

Dwight Whitfield 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).

  • Door lock actuator
    Patent number: 4270783
    Abstract: An actuator for use with vehicle door locks or the like includes a housing and an electric motor positioned in the housing. A shaft is journaled in the housing and extends outwardly therefrom with an actuator member being attached to the shaft outside of the housing. A drive connection between the motor and the shaft includes a second shaft journaled in the housing and a dual gear rotatable with the second shaft. The dual gear is in driving relationship with the first shaft and with the electric motor through a bevel gear freely mounted on the first shaft.
    Type: Grant
    Filed: January 24, 1979
    Date of Patent: June 2, 1981
    Assignee: Lake Center Industries
    Inventors: Ronald L. Sorensen, Dwight Whitfield