Power tool with planet type reduction gearing
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United States of America Patent
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Feb 21, 2012
Grant Date -
Dec 27, 2007
app pub date -
Oct 4, 2004
filing date -
Oct 3, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A power tool having a rotation motor coupled to an output shaft (11) via a reduction gearing (13,14), wherein the reduction gearing (13,14) comprises at least one planetary gearing (14) with a sun gear (30), a ring gear (22), a planet wheel carrier (32) supporting two or more planet wheel units (35) each comprising two axially spaced spur gears (36,37) both secured to a spindle (38) which is rotatively journalled relative to the planet wheel carrier (32) via a bearing located between the spur gears (36,37).
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