Improvements in Automatic Track Inspectors

2494. Ellis, T., Purvis, G. H., and Creech, J. S. Feb. 2. Road-contouring apparatus. - An automatic track apparatus for tracing a continuous record of the gauge of the rails and the superelevation of one of the rails, is provided with two styles to mark the record strip, which is advanced by gearing...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JOHN SELLERS CREECH, GEORGE HERNDON PURVIS, THADDEUS ELLIS
Format:	Patent
Sprache:	eng
Schlagworte:	OTHER AUXILIARY EQUIPMENT FOR RAILWAYS PERFORMING OPERATIONS RAILWAYS TRANSPORTING
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