Patents by Inventor Jochen Bohr

Jochen Bohr 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).

  • Cutoff device for crane systems
    Patent number: 4804095
    Abstract: The cutoff device is provided for crane systems, especially a dredger to which a grab 1 is attached. Grab 1 has a cable 5 connected to it, which is guided over pulleys 4, 7 and kept under tension with the help of a weight 9. One of the two pulleys 4 is provided with an initiator 12 that has segments mounted on its periphery, so pulses are generated by the rotation of pulley 4 past the initiator and the drive mechanism is switched off when the pulses fail to occur.
    Type: Grant
    Filed: May 17, 1988
    Date of Patent: February 14, 1989
    Assignee: Rohr GmbH
    Inventors: Wolfgang Rohr, Jochen Bohr