Patents by Inventor Berthold Daimler

Berthold Daimler 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).

  • Extendable cylinders of elastically variable length for use in a pump
    Patent number: 4995304
    Abstract: An extendable cylinder of elastically variable length and substantially invariable circular cross section is combined with another such extendable cylinder or a movable separating organ to form an operating unit. One of the extendable cylinders of the operating unit is arranged for two or three dimensional motion of a free one end as it extends. For example, symmetric, concentric elastic cylinders between common plates at opposite ends of the cylinders extend together two dimensionally.
    Type: Grant
    Filed: December 28, 1987
    Date of Patent: February 26, 1991
    Assignee: Firma Carl Freudenberg
    Inventor: Berthold Daimler