Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL7355CpublicationCriticalpatent/NL7355C/xx
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02K—DYNAMO-ELECTRIC MACHINES
H02K9/00—Arrangements for cooling or ventilating
H02K9/24—Protection against failure of cooling arrangements, e.g. due to loss of cooling medium or due to interruption of the circulation of cooling medium
B—PERFORMING OPERATIONS; TRANSPORTING
B61—RAILWAYS
B61J—SHIFTING OR SHUNTING OF RAIL VEHICLES
B61J3/00—Shunting or short-distance haulage devices; Similar devices for hauling trains on steep gradients or as starting aids; Car propelling devices therefor
B61J3/10—Car shunting or positioning devices with pinchbar action