Patents by Inventor Frank Dorrbeck

Frank Dorrbeck 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).

  • Patent number: 4235351
    Abstract: The present invention discloses a merchandise dispensing device for a vending machine. The device comprises a dispensing part, with a dispensing compartment floor, capable of pivoting from an intake position to a dispensing position. In the dispensing position, the merchandise, capable of rolling, especially bottles or tins, stored in inclined compartments prop by a support arch. A roll-on surface is provided in between the support arch and the dispensing compartment floor, to facilitate a rolling of the merchandise in the intake position, in which the dispensing compartment floor forms an obtuse angle with the roll-on surface and the dispensing compartment floor is wider than the roll-on surface.
    Type: Grant
    Filed: June 27, 1978
    Date of Patent: November 25, 1980
    Assignee: Sielaff GmbH & Co. Automatenbau Herrieden
    Inventors: Richard Kolbl, Bernd Mehlan, Josef Gress, Frank Dorrbeck, Rudolf Leichs