DEVICE AND METHOD FOR BORING CENTER HOLE OF CRANKSHAFT
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United States of America Patent
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N/A
Issued Date -
Apr 14, 2011
app pub date -
Jun 24, 2009
filing date -
Jul 30, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A center hole boring device is configured to bore a center hole for working on each of two end surfaces of a material crankshaft. The center hole boring device includes a main clamper, a measurement chuck and a working section. The main clamper is configured to fixedly hold the material crankshaft. The measurement chuck is configured to hold two ends of the material crankshaft so that a shape of the material crankshaft is measured while keeping a posture of the material crankshaft held by the main clamper. The working section is configured to bore a center hole on each of the both end surfaces of the material crankshaft held by the main clamper.
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