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Publication of NL234733ApublicationCriticalpatent/NL234733A/xx
B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
B61K9/08—Measuring installations for surveying permanent way
G—PHYSICS
G01—MEASURING; TESTING
G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
G01M7/00—Vibration-testing of structures; Shock-testing of structures