Patents by Inventor Andrew R. Henning

Andrew R. Henning 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).

  • Electrically operated bow mount for trolling motor
    Patent number: 3980039
    Abstract: The motor tube carrying the trolling motor at one end and a steering motor at the other end is mounted on a plate detachably supported on the bow or deck of a boat. A gear driven by an electric motor is mounted on the mounting plate and meshes with a rack on the motor tube to raise and lower it in vertical position, and raising the motor tube a predetermined amount trips a latch on the plate to allow the motor tube to rotate bodily with the gear to a horizontal stowed position on the boat. An electronic control box on the mounting plate has a receiver for remote control operation of all three motors.
    Type: Grant
    Filed: October 29, 1975
    Date of Patent: September 14, 1976
    Assignee: Shakespeare Company
    Inventor: Andrew R. Henning
  • Hand-held underwater propulsion device
    Patent number: D242615
    Type: Grant
    Filed: September 22, 1975
    Date of Patent: December 7, 1976
    Assignee: Shakespeare Company
    Inventor: Andrew R. Henning
  • Back-supported underwater propulsion device
    Patent number: D242642
    Type: Grant
    Filed: September 22, 1975
    Date of Patent: December 7, 1976
    Assignee: Shakespeare Company
    Inventor: Andrew R. Henning