Patents by Inventor John D. Forsberg

John D. Forsberg 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).

  • Mechanical munition flight environment sensor
    Patent number: 4215634
    Abstract: An environment sensing system that prevents rotation of a grooved rotor surface mounted on a shaft, with a ball, until a deceleration force causes the ball to climb an inclined surface, a bias spring causes the detent grooves to maintain alignment with the ball.
    Type: Grant
    Filed: July 26, 1978
    Date of Patent: August 5, 1980
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventor: John D. Forsberg