Patents by Inventor Roger Scharer

Roger Scharer 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).

  • Binder element conveying mechanism
    Patent number: 5584633
    Abstract: An apparatus and method for successively delivering ring carrier elements to a paper loading station for producing bound booklets. The apparatus provides a carrier having ring elements adhesively attached thereto in spaced apart fashion, the carrier drawn to a ring loading station where individual elements are deposited onto a comb retainer whereat a ring spreader can open the rings for loading of paper thereon. The carrier can be fashioned as a fan-folded supply or can be a wound supply, having the elements adhesively attached thereto, or threaded thereon.
    Type: Grant
    Filed: May 10, 1994
    Date of Patent: December 17, 1996
    Assignee: General Binding Corporation
    Inventor: Roger Scharer