Railcar axle box and method of producing the same
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United States of America Patent
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Oct 5, 2021
Grant Date -
Mar 21, 2019
app pub date -
Nov 29, 2016
filing date -
Dec 25, 2015
priority date (Note) -
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Abstract
A railcar axle box includes an axle box main body accommodating a bearing supporting an axle. The axle box main body includes: an inner surface defining an accommodating space accommodating the bearing; a first side surface provided at an outer side of the inner surface and at one car width direction side of a car width direction center of the accommodating space; and a second side surface provided at an outer side of the inner surface and at the other car width direction side of the center. A shortest distance between the first side surface and the car width direction center of the accommodating space and a shortest distance between the second side surface and the center are equal to each other in a car width direction.
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