Knuckle design and system of making
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United States of America Patent
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Aug 9, 2016
Grant Date -
Jan 15, 2015
app pub date -
Jul 12, 2013
filing date -
Jul 12, 2013
priority date (Note) -
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Abstract
Railcar coupling knuckles having areas of improved structure, improved surface characteristics, and reduced stress under loading, and systems and methods for shot peening railcar components such as, but not limited to, coupling knuckles. Such shot-peening systems and methods may include robotic and/or fixed-position shot-peening devices equipped with shot-emitting mechanisms for expelling shot media against desired areas of a railcar component.
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