Patents by Inventor Rolf-Peter Marlow

Rolf-Peter Marlow 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).

  • Fluid pressure coupling arrangement
    Patent number: 4098293
    Abstract: A coupling arrangement for pressure fluid lines which includes at least two coupling sections which are adapted to be selectively coupled and uncoupled. A separator device is arranged at least within the area of the coupling members when in a coupled position for separating the medium which is not compatible with the medium in the fluid pressure system and preventing the introduction of the non-compatible medium into the pressure fluid lines during a coupling operation.
    Type: Grant
    Filed: September 27, 1976
    Date of Patent: July 4, 1978
    Assignee: Dr. Ing. h.c.F. Porsche Aktiengesellschaft
    Inventors: Volker Kramer, Siegfried Rispeter, Rolf-Peter Marlow