Il sistema è basato su una o due barre di ferro nel binario fisicamente poste a contatto per mezzo di spazzole a bordo del treno.
Of the windows of the village there was one yet more often occupied; for on Sundays from morning to night, and every morning when the weather was bright, one could see at the dormer-window of the garret the profile of Monsieur Binet bending over his lathe, whose monotonous humming could be heard at the Lion dOr.EurLex-2 EurLex-2