Patents by Inventor Josef Werlberger

Josef Werlberger 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).

  • Dual drum drive unit
    Patent number: 5407398
    Abstract: A dual drum drive unit, in particular for a ropeway, with at least one motor includes a transmission unit for dividing the motor power to the drums in order to attain a high efficiency. The transmission unit includes a first gearing which is operatively connected to the motor and has an output, and a second gearing which is operatively connected to the first gearing and has two outputs which are respectively connected to the drums, with the output of the first gearing being selectively connectable with the two outputs of the second gearing.
    Type: Grant
    Filed: October 19, 1992
    Date of Patent: April 18, 1995
    Inventor: Josef Werlberger