Method and apparatus for changing speed or direction of an article
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United States of America Patent
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Apr 9, 2013
Grant Date -
Oct 21, 2010
app pub date -
Apr 26, 2010
filing date -
Apr 19, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of reversing direction of an article, or of speeding up or slowing down an article is disclosed by engaging an article with a first belt to move the article in a first direction; disengaging the article from the first belt; and then engaging the article with a second belt to move the article at a different speed. An apparatus to change speed of an article is also disclosed by a first belt rotating in a first direction; a second belt rotating in the direction at a second speed; the first belt engaging an article at a first time while the second belt is disengaged with the article, the first belt disengaging the article at a second time, and the second belt engaging the article at a third time while the first belt is disengaged with the article.
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