Patents Assigned to Strong-Robinette Company, Inc.
  • Method and apparatus for assembling and attaching zipper closure strips to sacks
    Patent number: 4415386
    Abstract: Apparatus and method for assembling and attaching zipper closure means in strip form to open ends of flat sacks fed serratim into an attachment station. Consecutive sections of the closure means must be in proper registration with the sacks in such station. Assembly of the sections with the sack ends is coordinated by monitoring relative orientation of the sections and the sacks and automatically correcting for deviations from the registration.
    Type: Grant
    Filed: February 12, 1982
    Date of Patent: November 15, 1983
    Assignees: KCL Corporation, Strong-Robinette Company, Inc.
    Inventors: Robert A. Ferrell, James A. Robinette