Yoke for a railway draft gear and method of making
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United States of America Patent
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-
Apr 19, 2011
Grant Date -
Aug 21, 2008
app pub date -
Jan 29, 2008
filing date -
Feb 16, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Yokes utilized in railway coupling apparatus are designed according to the invention to have improved stress profiles and increased service life. Investment casting techniques used to make the yokes and other components of the coupling apparatus yield improved surface finishes and tighter dimensional tolerances of the parts without requiring hammering, coating or other post-casting treatment.
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Cited Art Landscape
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