Invention Grant
US07198579B2 Ball hitting practice apparatus 失效
击球练习器

Ball hitting practice apparatus
Abstract:
A ball hitting practice apparatus for use by a hitter is provided. The ball hitting practice apparatus includes a substantially rigid member having a first end and a second end, a hinge capable of suspension from a frame and attached near the first end of the rigid member such that the rigid member rotates about a substantially horizontal axis, and a ball mounting assembly suspended from the second end of the rigid member. Methods for using and making the ball hitting practice are also provided.
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