High-speed rail train bogie and frame thereof
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United States of America Patent
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Aug 13, 2019
Grant Date -
Aug 17, 2017
app pub date -
Nov 16, 2015
filing date -
Feb 5, 2015
priority date (Note) -
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Abstract
A high-speed rail train bogie frame includes side sills and cross beams located between the side sills, and each of the side sills is provided with an air spring seat configured to install an air spring; wherein each of the cross beams has a seamless steel tube structure; the frame further includes a passage, and a main air chamber of the air spring and a cavity of the cross beam are in communication with each other through the passage; and an anti-roll bar seat configured to install an anti-roll bar is welded below the side sill, and the anti-roll bar seat is in a circular arc transition with a bottom of the side sill, to form a dovetail structure.
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