Progressive and transfer die stamping
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United States of America Patent
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Jun 16, 2009
Grant Date -
N/A
app pub date -
Jun 8, 2004
filing date -
Jun 8, 2004
priority date (Note) -
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Abstract
Numerous embodiments of a method to form a base plate for a hard disk drive are described. In one embodiment, a blank base plate is advanced through plurality of die stations and parts of the base plate are press worked to form a disk drive base plate. In one embodiment, the blank base plate may be press worked by stamping the base plate with a progressive die assembly. In an alternative embodiment, the blank base plate may be press worked by stamping the base plate with a transfer die assembly.
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