Pantograph
131Sentinel Waggon Works — Infobox Defunct company company name = Sentinel Waggon Works Ltd company slogan = company type = Ltd fate = Taken over Predecessor = Alley MacLellan successor = Rolls Royce Limited foundation = 1906 defunct = 1956 ? location = Shrewsbury industry …
132Bow collector — A bow collector is one of the three main devices used on tramcars to transfer electric current from the wires above to the tram below. While once very common in continental Europe, it has now been largely replaced by the pantograph. OriginsWhen… …
