Ball throwing machine conversion for pitch change

Details Ball throwing machine conversion for pitch change Ball throwing machine conversion for pitch change

2011-03-08

2011-03-08

Ricci, John (Department: 3711)

Mechanical guns and projectors

Centrifugal

Mechanical

Reexamination Certificate

active

07900618

ABSTRACT:
Embodiments of the present invention involve modification of a type of existing ball throwing machine to add the ability to quickly change the type of throw between one and another in a sequence of throws. One illustrated embodiment involves modification of existing components and adding some to the existing machine to add the performance feature. Another illustrated embodiment involves less modification the existing machine but obtaining the performance feature with pre-assemblies of components.

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