Machining apparatus and machining method
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United States of America Patent
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-
Mar 18, 2003
Grant Date -
N/A
app pub date -
Apr 9, 2001
filing date -
Oct 9, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A machining device (6) for machining a workpiece by relatively rotating the workpiece and a tool (1) which comprises a revolving shaft (8) held for rotation on its own axis that is parallel with the center axis, a main shaft (4) that is eccentric with respect to the center axis of the revolving shaft (8) and that rotates on its own axis that is parallel with the center axis of the revolving shaft (8), the main shaft having either the workpiece or the tool (1) mounted on the front end thereof, and rotation drive mechanisms (M1, M3) for rotating the revolving shaft (8) and main shaft (4) at different rpm's.
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