Patents Assigned to Stamprite
  • Seed packet filling and closing machine
    Patent number: 6173556
    Abstract: A machine for filling and closing seed packets has a conveyor system which includes first and conveyors, when continuously advance a succession of preformed seed packets. Packets are filled from a continuously rotating funnel wheel which receives seed from a vibratory feeder as the packets are advanced by the first conveyor. The second conveyor receives packets from the first conveyor and applies sealing pressure to the closing flaps on the packets as the packets are further advanced.
    Type: Grant
    Filed: October 1, 1998
    Date of Patent: January 16, 2001
    Assignee: Stamprite
    Inventor: Stephen F. Willard