Patents by Inventor Friedrich-Wilhelm Amsel

Friedrich-Wilhelm Amsel 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: 4380442
    Abstract: A rotary flexible coupling has two interleaved sets of input and output driver blocks connected to input and output flanges, respectively. First and second tires of inelastic material are spaced radially inwardly and radially outwardly from the blocks. Each block is connected to each tire by a cylindrical segment of a cylindrical layer of elastomeric material and torque is transmitted from the input blocks to the output blocks via the elastomeric layers and the tires.
    Type: Grant
    Filed: February 20, 1981
    Date of Patent: April 19, 1983
    Assignee: Firma Carl Freudenberg
    Inventor: Friedrich-Wilhelm Amsel