SIDE FRAME AND BOLSTER FOR A RAILWAY TRUCK AND METHOD FOR MANUFACTURING SAME
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United States of America Patent
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N/A
Issued Date -
Nov 22, 2012
app pub date -
May 17, 2011
filing date -
May 17, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method for manufacturing cores utilized in conjunction with a mold for casting a side frame of a railway car truck includes forming separate drag and cope portions of at least one pedestal core. The drag and cope portions of the pedestal core define an interior region of a pedestal of the side frame. The drag and cope portions are attached form a pedestal core for insertion into a mold.
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