Patents by Inventor Sunil C. Shah

Sunil C. Shah 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: 4069981
    Abstract: The present disclosure relates to a size reduction apparatus such as a granulator and particularly to a novel manner of feeding such whereby thin plastic sheet material may be successfully granulated at high throughput speeds. The construction includes the use of a closed chamber mounted above the granulator chamber and having a longitudinally oriented feed slot therein, directly above which a pair of nip rolls are mounted so as to enable sheet material to be fed directly into the chamber of the granulating machine towards the rotor and in a generally radial direction thereto. The device is operated while the chamber thereof is at least partly full of partially granulated material.
    Type: Grant
    Filed: January 24, 1977
    Date of Patent: January 24, 1978
    Assignee: Leesona Corporation
    Inventor: Sunil C. Shah
  • Patent number: 4028779
    Abstract: The present disclosure relates to a size reduction apparatus such as a granulator and particularly to a novel feed assembly for such a granulator whereby thin plastic sheet material may be successfully granulated at high through-put speeds. The construction includes the use of a closed chamber mounted above the granulator chamber and having a longitudinally orientated feed slot therein, directly above which a pair of nip rolls are mounted so as to enable sheet material to be fed directly into the chamber of the granulating machine towards the rotor and in a generally radial direction thereto. The device is operated while the chamber thereof is at least partly full of partially granulated material.
    Type: Grant
    Filed: December 17, 1975
    Date of Patent: June 14, 1977
    Assignee: Leesona Corporation
    Inventor: Sunil C. Shah