Patents Represented by Attorney Vance A. Stites & Harbison Smith

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  • Vibrating conveyor system with sliding eccentric weights
    Patent number: 6145652
    Abstract: A vibrating conveying system having a plurality of rotating shafts and associated eccentric weights uses a sliding eccentric weight or weights mounted on one or more driving shafts to reverse the movement of the articles carried by the conveyor. The sliding weights move between first and second spaced positions relative to the driving shaft when the rotation of the driving shaft is reversed and are latched into place once in the selected positions preventing further movement while the apparatus is operating.
    Type: Grant
    Filed: June 8, 1998
    Date of Patent: November 14, 2000
    Assignee: Carrier Vibrating Equipment, Inc.
    Inventor: Michael W. Durnil
  • System for dispensing gift certificates
    Patent number: 6144741
    Abstract: A system for customizing documents. Security is maintained by storing the names of system operators with each operator being associated with one or a plurality of passwords. Pull down menus and printing are provided.
    Type: Grant
    Filed: March 18, 1999
    Date of Patent: November 7, 2000
    Assignee: Mid America Gift Certificate Company
    Inventors: Donald R. La Mar, David S. Owens, Michael L. Nelligan, Mark A. Kleier