An article feeder according to claim 9, wherein said articles comprise mail pieces that are further processed.ġ7. An article feeder according to claim 9, wherein said articles comprise wallet sized cards.ġ6. An article feeder according to claim 9, wherein said feeder bin comprises a support table that supports said conveyor feed.ġ5. An article feeder according to claim 12, and further comprising a support member that engages said spring and supports said stripper belt mechanism, wherein said spring is adjustable in tension to change the biasing against the support member and exerted by said stripper belt mechanism against the first article contained within the stack.ġ4. An article feeder according to claim 9, wherein said biasing mechanism further comprises a spring.ġ3. An article feeder according to claim 10, and further comprising a stripper roll support shaft supporting each stripper roll, and a drive motor engaging one of said stripper roll support shafts for drivingly rotating said stripper roll support shaft and driving by belt action the other stripper roll.ġ2. An article feeder according to claim 9, wherein said stripper belt mechanism further comprises at least one stripper belt, pair of stripper rolls that support said at least one stripper belt.ġ1. An article feeder comprising: a feeder bin for holding a stack of articles, said feeder bin including a feed conveyor that advances said stack of articles along a path of travel a stripper belt mechanism that engages the first article in the stack along the path of travel for singularly drawing the article from the stack, wherein said stripper belt mechanism further comprises a biasing mechanism for biasing the stripper belt against the stack of articles and applying back pressure thereto, a switch connected to said biasing mechanism and said feed conveyor for actuating the feed conveyor when a predetermined amount of back pressure is exerted, wherein said biasing mechanism is adjustable for varying the back pressure against the stack of articles to accommodate articles of varying thickness.ġ0. An article feeder according to claim 1, wherein said articles comprise mail pieces that are further processed.ĩ. An article feeder according to claim 1, wherein said articles comprise wallet sized cards.Ĩ. An article feeder according to claim 1, wherein said feeder bin comprises a support table.ħ. An article feeder according to claim 4, and further comprising a support member that engages said spring and supports said stripper belt mechanism, wherein said spring is adjustable in tension to change the biasing against the support member and exerted by said stripper belt mechanism against the first article contained within the stack.Ħ. An article feeder according to claim 1, wherein said biasing mechanism further comprises a spring.ĥ. An article feeder according to claim 2, and further comprising a stripper roll support shaft supporting each stripper roll, and a drive motor engaging one of said stripper roll support shafts for drivingly rotating said stripper roll support shaft and driving by belt action the other stripper roll.Ĥ. An article feeder according to claim 1, wherein said stripper belt mechanism further comprises at least one stripper belt, and pair of stripper rolls that support said at least one stripper belt.ģ. An article feeder comprising: a feeder bin for holding and advancing a stack of articles a stripper belt mechanism that engages the first article contained in the stack for singularly drawing the article from the stack, said stripper belt mechanism including a source of vacuum for drawing vacuum onto the first article, and a biasing mechanism for biasing the stripper belt mechanism against the stack of articles and applying back pressure thereto, wherein said biasing mechanism is adjustable for varying the back pressure against the stack of articles to accommodate articles of varying thickness.Ģ.
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