Patents by Inventor Charles A. Prano

Charles A. Prano 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: 4715920
    Abstract: A system (20) for separating the labels, base cups and caps from plastic bottles for subsequent recycling includes an endless belt (26) mounted for movement around a course. The bottles are attached to the endless belt (26) by means of carriers (32) for advancement between heaters (56, 80) to soften the adhesive securing the labels and base cups. The base cups are removed with a first pair of rotating brushes (68) while the labels are removed with a second pair of rotating brushes (86). The caps are removed with a rotating blade (96). In a second embodiment (110), the bottles are heated by immersion in a tank (112) of hot liquid (114).
    Type: Grant
    Filed: April 2, 1982
    Date of Patent: December 29, 1987
    Assignee: Plastic Recycling Inc.
    Inventors: Kurt H. Ruppman, Charles A. Prano
  • Patent number: 4473224
    Abstract: An athletic training apparatus (10) comprises an elongated bar (16) supported at each end by a sleeve (18) secured to a corner of a triangular stand (20) which includes slots (24) so that the apparatus can be mounted on the wall, by means of support plates (22), or used as a free standing unit on the floor. The apparatus (10) is adapted for convenient assembly and disassembly to facilitate transportation and storage.
    Type: Grant
    Filed: January 25, 1982
    Date of Patent: September 25, 1984
    Inventor: Charles A. Prano