GEAR MECHANISM AND MANUFACTURING METHOD OF GEAR MECHANISM
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United States of America Patent
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Mar 26, 2015
app pub date -
Feb 27, 2013
filing date -
Mar 19, 2012
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Abstract
In a gear mechanism that includes a gear in which a tooth trace is twisted at a predetermined angle with respect to an axial direction, a curvature radius along a line of contact at a meshing position where a line of contact does not intersect a pitch circle is formed larger than a curvature radius along a line of contact at a meshing position where a line of contact intersects a pitch circle, on a plane of action of the gear.
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