Patents by Inventor W. Lyle Portz

W. Lyle Portz 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: 5156346
    Abstract: In general, paper shredders cut paper into narrow strips, and for such purpose, include narrow, somewhat delicate blades. A paper spreader for receiving shredded paper from a shredder, and compacting and cutting the paper into smaller pieces before distributing the paper pieces to a pile includes an outlet chute for receiving shredded paper from a shredder, an auger inclined upwardly and outwardly from the chute for compacting and conveying shredded paper away from the shredder, a deflector plate at the outer top end of the auger for deflecting paper carried by the auger, and a blade on the deflector plate extending tangentially of the auger shaft for cooperating with a sharpened, upwardly tapering auger flight to shear the paper carried by the auger.
    Type: Grant
    Filed: September 12, 1991
    Date of Patent: October 20, 1992
    Inventor: W. Lyle Portz