| 摘要 |
An envelope open window holder to facilitate the insertion of mailing pieces to be contained in an envelope having an open window for purposes of displaying the address, having an envelope table to support an envelope front side down and held in an open position by opener means to accept inserts, the table having a raised portion supporting the upper portion of the lip defining the window, and the table defining apertures providing substantially airtight communication from a vacuum means to the lower portion of the lip defining the envelope window such that the lower lip portion adheres to the envelope table at a level below the upper lip portion. A method for holding the lower lip portion at a level below the upper lip portion during the inserting operation by placing the envelope front side down on an envelope table, the envelope table having a raised portion supporting the upper lip portion, the envelope table also defining apertures under the lower lip portion which provides airtight communication with a vacuum means, opening the envelope by opener means to a position to accept inserts, and pulling the lower lip portion to the envelope table by providing suction through the apertures from a vacuum means.
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