Patents by Inventor Hans Kernen

Hans Kernen 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: 3968861
    Abstract: An elevator capable of transporting persons or goods in any desired direction along a straight or curving path utilizes an endless guide tube comprising tracks and connecting sections and containing discrete transmission members driven along the tube by engagement with the teeth of a rotor. One of the transmission members projects through a slot running the length of the tube and is coupled to the elevator car, while the teeth of the rotor engage with the remaining transmission members through the same slot.
    Type: Grant
    Filed: July 1, 1975
    Date of Patent: July 13, 1976
    Inventor: Hans Kernen