Tool spindle, in particular boring spindle
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United States of America Patent
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-
Jul 12, 1994
Grant Date -
N/A
app pub date -
Apr 2, 1993
filing date -
Apr 2, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tool spindle for machining or producing elliptical surfaces, particularly elliptical bores, includes a housing (1) of two parts (31 32), a sleeve (2) rotatable mounted in the housing, a tool carrier shaft (3) rotatably mounted in the interior of the sleeve (2) for carrying a machining tool on the outer end thereof, the tool carrier shaft having an axis of rotation (13) in parallel spaced relationship with respect to the axis of rotation (12) of the sleeve, and a drive mechanism (4, 5, 6, 7, 8, 9, 11, 18, 21, 30) for driving the tool carrier shaft and the sleeve at the same speed in opposite directions.
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