Die ejector
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United States of America Patent
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Aug 28, 2012
Grant Date -
May 6, 2010
app pub date -
Nov 3, 2009
filing date -
Nov 5, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
A die ejector comprises a chamber which can be subjected to vacuum and comprises a cover plate having a hole, a plurality of plates which are arranged in the interior of the chamber, protrude into the first hole and are jointly and also individually displaceable in a direction extending perpendicularly or in an oblique way in relation to the surface of the cover plate, and drive means in order to displace the plates. The drive means comprise a drive mechanism which comprises a motor and a pin which can be moved along a predetermined path and which is movable by the motor between two positions back and forth. Each of the plates comprises a path-like opening. The path-like opening is different from plate to plate in such a way that the plates are displaced in a predetermined sequence in the mentioned direction when the pin is moved along the path.
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