Patents by Inventor Hans Held

Hans Held 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).

  • Toy rocket glider
    Patent number: 3977120
    Abstract: A delta winged toy rocket glider has improved stability in both powered and gliding flight. The glider has an ejectable rocket mounted forward of and above its center of gravity and a stabilizing surface extending transversely of and symmetrically to the longitudinal axis of the aircraft which is exposed to the action of the rocket propulsion gases. An upwardly extending elevator is provided on the trailing edge of the stabilizing surface as well as on the trailing edges of the wings.
    Type: Grant
    Filed: October 31, 1974
    Date of Patent: August 31, 1976
    Inventor: Hans Held
  • Starting device for a rocket aircraft for playing or learning purposes
    Patent number: 3974819
    Abstract: A stretched elastic pull element for launching a toy rocket glider is released by the action of the rocket propulsion gas discharge acting against a control plate disposed in the path of said discharge. The control plate, being connected to the holder, pivots under action of a discharged gas and causes the locking element to be released and permit the elastic pull element to act on the rocket glider.
    Type: Grant
    Filed: October 31, 1974
    Date of Patent: August 17, 1976
    Inventor: Hans Held