Article: Michigan Inventors Develop Automatic Trays Handling Method for Sorter

ALEXANDRIA, Va., Jan. 4 -- Douglas E. Olson and Ricardo N. Schiesser, both of Grand Rapids, Mich., and Gary P.Burns of Rockford, Mich., have developed a method for handling trays for use with an article sorter.

According to the U.S. Patent & Trademark Office: "A method for handling trays for use with an article sorter includes providing a conveying surface along a plurality of sorter units and conveying empty trays along the conveying surface. The empty trays that are being conveyed along the conveying surface are stopped with a tray stopping device that is positioned at least partially below the conveying surface and operable to project a portion of the tray stopping device above the ...

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