Patents by Inventor Walter Looser

Walter Looser 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: 6024207
    Abstract: A feed device for a packaging machine having two conveying elements that circulate adjacent to one another at least along an operating path between a loading station and an unloading station. The conveying elements are driven by separate drive motors each connected to a respective rotation angle sensor. The motors and sensors are connected to a control device. Each conveying element has a plurality of pushers spaced with a uniform, settable interval, the plurality of pushers extending over only a portion of the length of the respective conveying element and including a front pusher and back pusher. The control device control the device motors in such a manner that the front pusher of the one conveying element, in the region of the loading station, follows the back pusher of other conveying element with a spacing corresponding to the interval.
    Type: Grant
    Filed: October 27, 1997
    Date of Patent: February 15, 2000
    Assignee: SIG Schweizerische Industrie-Gesellschaft
    Inventors: Walter Looser, Rene Fluck