Patents by Inventor Shirley B. Ashton

Shirley B. Ashton 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).

  • Double wraparound brush assembly for vehicle washing apparatus
    Patent number: 4059862
    Abstract: A double wraparound brush assembly for a vehicle washing apparatus including a control arm having one end pivotally mounted to the frame of the apparatus above the path of the vehicle, a brush arm having one end pivoted to the other end of the control arm, and a brush beam, supporting a pair of driven rotary brushes at each end, journaled at its middle portion to the other end of the brush arm, and control means for the control arm and the brush arm.
    Type: Grant
    Filed: June 18, 1976
    Date of Patent: November 29, 1977
    Assignee: The Smith Company
    Inventor: Shirley B. Ashton