Composite boss block for rail car truck
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 21, 2002
Grant Date -
N/A
app pub date -
Feb 16, 2001
filing date -
Feb 16, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A set of composite boss blocks for a rail car truck having equalizer arms and side frames uses a thermoset plastic resin system with a synthetic fiber reinforcement contained within the plastic matrix to handle severe loads under impact and vibration, in combination with set screw or pin extending through the mounting portion and well into the body of the boss block, a complementary wear pad also being usable.
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Cited Art Landscape
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