Patents by Inventor Horst Klunder

Horst Klunder 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).

  • Drive unit for a sewer augering machine
    Patent number: 4188683
    Abstract: A drive unit for a pipe cleaning or sewer augering machine includes a chuck for the flexible shaft or plumber's snake of the pipe cleaning machine, the chuck having jaws for detachably clamping the flexible shaft to the chuck which, in turn, also transmits driving torque to the flexible shaft and which is operably connected to the driving means, the jaws being disengageable from the carrier of the chuck.
    Type: Grant
    Filed: March 22, 1978
    Date of Patent: February 19, 1980
    Inventor: Horst Klunder