Patents by Inventor Hans-Ulrich Schlapfer

Hans-Ulrich Schlapfer 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: 4783066
    Abstract: A film strip stacking device is provided for use in an order finishing station in conjunction with the negative cutter to accept film strips from the negative cutter which cuts the film into strips. The strips are collected into a stack which can then be loaded into a film sleeve prior to return to the customer. The film strip stacker of the present invention includes a channel divided into an upper and lower portion. The upper portion being adapted to receive initially the film from the negative cutter and including parallel rails movable to contact the film strip after it is cut and while it is in the upper portion of the channel and force the film to deform sufficiently to snap past the shelf members supporting the film into the lower portion of the channel. A pusher blade is movably mounted on the base of the film stacker and operable to contact an end of the film stack to push the stack out of the channel and into a film sleeve held in communication with the lower portion of the channel.
    Type: Grant
    Filed: September 2, 1986
    Date of Patent: November 8, 1988
    Assignee: CX Corporation
    Inventors: Paul D. Barker, David L. Davis, Allen E. Fleckenstein, Hans-Ulrich Schlapfer