Difference between revisions of "Axis tilt"
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* [[:image:USBCBallMotion.pdf|USBC Ball Motion Analysis Form]] | * [[:image:USBCBallMotion.pdf|USBC Ball Motion Analysis Form]] | ||
− | [[Image:Axis_tilt.jpg|thumb|left| | + | [[Image:Axis_tilt.jpg|thumb|left|350px|Axis Tilt]] |
[[Image:Axis_tilt_in_inches.jpg|thumb|right|500px|First oil ring (red)]] | [[Image:Axis_tilt_in_inches.jpg|thumb|right|500px|First oil ring (red)]] |
Revision as of 21:17, 17 January 2011
Axis tilt: Angle between axis of rotation and the horizontal plane - caused by the bowler at the release, represents an angle of the axis rotation above a horizontal line through the middle of the ball.