Axle box

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Ax´le box`

1.A bushing in the hub of a wheel, through which the axle passes.
2.The journal box of a rotating axle, especially a railway axle.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The system, developed by Konkan Railway Corporation Limited, eliminates manual examination of trains and measures axle box temperature, wheel disc temperature and records the under-gear of rolling stock of running trains through infrared and other cameras.
High-frequency vibration generated on the wheel-rail surface under excitation of all kinds of irregularities can be easily transferred to the axle box. However, previous studies on the axle-box acceleration [14-17] have only focused on the use of response of the axle-box acceleration in frequency domain to monitor defects without any threshold proposed for safety running.