Ball pitching device
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United States of America Patent
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Oct 10, 2017
Grant Date -
Jun 29, 2017
app pub date -
Dec 29, 2016
filing date -
Dec 29, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A ball pitching device includes: a body portion including an upper frame and a lower frame; a first rotation shaft portion supported by the upper frame; a pitching unit configured to pitch a ball and rotate about the first rotation shaft portion and including a first pitching wheel and a second pitching wheel; a first pitching angle adjusting unit adjusting a vertical pitching angle by adjusting a relative length between a bottom surface of the upper frame and the pitching unit; and a second rotation shaft portion connecting the upper frame to the lower frame to be rotatable on a horizontal plane. The first rotation shaft portion is disposed between a center of the first pitching wheel and a center of the second pitching wheel.
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