Counting and remote indication of mine cars; methods of counting number of cars dispatched from bottom of winding shaft and for remote indicator of numbers counted; three methods based on manual actuation of counting device covering range 1 to 10 and subsequent automatic addition and transmission. (See also Glueckauf v 86 n 3/4 Jan 21 1950 p 50-3)
Counting and remote indication of mine cars
Zaehlung und Fernanzeige der in Schaechten gefoerderten Wagen
Colliery Engineering ; 27 , n 317
1950
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Automatic Remote Control Coupler for Mine Cars
NTIS | 1976
|Engineering Index Backfile | 1930
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|European Patent Office | 2016
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