Games using tangible projectile – Playing field or court game; game element or accessory... – Practice or training device
Patent
1998-07-31
2000-07-25
Harrison, Jessica J.
Games using tangible projectile
Playing field or court game; game element or accessory...
Practice or training device
473417, 473221, 473222, 473441, 473445, 473422, 273 55R, 273 65R, 273451, 434247, 434251, 7337901, 7337904, 482 54, 482 92, 482900, 482901, 482902, A63B 6900
Patent
active
060931191
ABSTRACT:
A football training and evaluation apparatus has a frame, a contacting element, and a force transferring member connected to the frame and the contacting element. A measuring-signaling element is connected to the force transferring member and is adapted to measure the force subjected on the force transferring member in response to an impact force subjected onto the contacting element and deliver a signal "S" responsive to said measurement. A visual signaling apparatus is connected to the frame and adapted to be actuateable and moveable in response to actuation.
REFERENCES:
patent: 4534557 (1985-08-01), Bigelow et al.
patent: 4890495 (1990-01-01), Slane
patent: 5152733 (1992-10-01), Farenholtz et al.
patent: 5474290 (1995-12-01), Rascona et al.
Harrison Jessica J.
Hart Frank L.
Nguyen Binh-An
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