Traction Motor Manufacture Sheffield, 1940s - Film 61548
875 views · Published 10 August 2018 · 6:26 · Indexed 27 September 2026
Channel: HuntleyFilmArchives · 2018 · Education
Sheffield factory building traction engines for trolleybuses 1940s. Long view down the length of the factory. Close up views of male white workers building the motors, at their various machines and stages. A group of women on the production line are insulating conductors. Engine coils being held in place by wire bands being applied on a turning machine. Solder bath. Commutator bar is milled and trimmed. Women polishing and cleaning the fine segments of the commutator. Fully assembled armature goes through electrical seasoning tests. The armature is balanced. Motor yolk is being manufactured. The engine housing is machined. A radial drill bores holes in the housing. View of the completed yolk. Bearing housings are manufactured. Female factory workers bind asbestos insulation around coil. Final assembly of the driving motor. The inspection department subject engines to the Hopkinson test as part of their quality control.
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