Patents by Inventor Everett E. Collin

Everett E. Collin 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).

  • Apparatus and method for film packaging
    Patent number: 4418511
    Abstract: A film packaging machine 20 has a vacuum platen 28 with a slidable air-permeable discharge plate 72 that is driven by air cylinders 112, 114 within the platen to eject a finished package by moving a leading edge of the package off the platen and into pinch rolls 62. A small plenum 96 beneath the platen surface at the discharge end, extending across the width of the platen, is supplied with air under pressure to relieve the vacuum beneath the leading portion of the package to facilitate ejection.
    Type: Grant
    Filed: June 13, 1980
    Date of Patent: December 6, 1983
    Assignee: Nordson Corporation
    Inventor: Everett E. Collin
  • Unwinding stand for level wind reclosable stock pouch material and methods
    Patent number: 4260116
    Abstract: An unwind stand provides apparatus for aligning and tracking reclosable stock pouch material having a thickened pouch closure formation. Substantially vertical material runs provide a material path of significant distance between a level wind supply roll, from which stock material wavers transversely as it is unwound, and biased guide and alignment apparatus for aligning the material against transverse movement. Loop forming apparatus and unwinding and alignment method steps are included.
    Type: Grant
    Filed: November 23, 1979
    Date of Patent: April 7, 1981
    Assignee: Nordson Corporation
    Inventor: Everett E. Collin