Exercise devices – For track or field sport – Jumping – vaulting – or hurdling
Patent
1996-02-15
1998-12-01
Apley, Richard J.
Exercise devices
For track or field sport
Jumping, vaulting, or hurdling
482 42, 482 81, 473440, A63B 516
Patent
active
058429549
ABSTRACT:
A jump training device has a substantially ladder-like element including two longitudinal bar members spaced from one another in a transverse direction, and a plurality of transverse members connected to the longitudinal members movably movable in a longitudinal direction, each of the transverse members being yieldable so that when an athlete jumping over the transverse members touches a transverse member, the transverse member yields so as to prevent injury to the athlete.
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Acceleration Ladder, M-F Athletic Company, Perform Better 1995 catalog, p. 8, 1994.
Apley Richard J.
Hwang Victor K.
Zborovsky Ilya
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