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8/7/2019 Bio Mechanics of Throwing
1/18
Graduate BiomechanicsGraduate Biomechanics
Biomechanics of ThrowingBiomechanics of Throwing
Fall 2007Fall 2007
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingObjectives in Throwing Activities
Maximum Distance
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingObjectives in Throwing Activities
Maximum Distance
Maximum Accuracy
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingObjectives in Throwing Activities
Maximum Distance
Maximum Accuracy
Speed and Accuracy
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Distance
Determining Factors
Release velocity
Release angle
Release Height
Aerodynamics
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Distance
Determining Factors
Release velocity
Greater release velocities produce greater distance
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Distance
Gravity produces a constantacceleration that acts on the
projectile from release to
landing, causing the projectile to
follow the path of a parabola.
Determining Factors
Release velocity
Release angle
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Distance
Determining Factors
Release velocity
Release angle
Distance
An
gle
Optimum release angles produce
the greatest distances
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Distance
Greater release heights produce greater distance
Determining Factors
Release velocity
Release angle
Release Height
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Distance
Determining Factors
Release velocity
Release angle
Release Height
Aerodynamics
Lift
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Accuracy
Determining Factors
Release Point
Throwing Arc
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Accuracy
Determining Factors
Release Point
Release Point
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Accuracy
Determining Factors
Release Point
The ball follows a path that
is a tangent to the release
point on the arc of the
throwing motion.
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingMaximum Accuracy
Determining Factors
Release Point
Throwing Arc
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingSpeed and Accuracy
Determining Factors
Kinetic Chain
Throwing Arc
Release Point
Aerodynamics
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingAerodynamics The Curve Ball
Why Does a Ball Curve in Flight ?????
The Magnus Effect
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of ThrowingThe Magnus Effect
Related Factors
Ball Velocity linear
Ball Velocity angular
Surface Roughness
High Pressure
Low Pressure
8/7/2019 Bio Mechanics of Throwing
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Applied BiomechanicsApplied Biomechanics
Biomechanics of ThrowingBiomechanics of Throwing
The Magnus Effect