Apparatus for calculating distance of ball placed in motion...

Games using tangible projectile – Playing field or court game; game element or accessory... – Practice or training device

Reexamination Certificate

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Details

C473S422000, C473S451000, C473S430000

Reexamination Certificate

active

07494432

ABSTRACT:
The present invention provides an apparatus for calculating the distance of a ball placed into motion comprising, a means for positioning a ball at a desired height for striking, a means for measuring force exerted upon the ball when struck, a means for measuring launch angle relative to a horizontal playing field which a ball travels upon impact, a means for calculating distance the ball would travel if not restricted using the measured force and launch angle, and a means to display the calculated distance.

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patent: 2006/0223657 (2006-10-01), Flanigan

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