. Electric railway journal . Sectional View of Ventilator. Exterior View of Ventilator ventilators are made to fit any space and are easily in-stalled. They are built of heavy plate and do not requireany large expenditure for maintenance or repairs. Largenumbers of them have recently been applied to the carsof the Boston Elevated Railway Company, Hudson Com-panies and the New Orleans Railway & Light are made by the Perry Ventilator Company, NewBedford, Mass. MOTOR TRIPPING DEVICE An automatic device for throwing the pinion of a rail-way motor out of mesh with the gear when there i
. Electric railway journal . Sectional View of Ventilator. Exterior View of Ventilator ventilators are made to fit any space and are easily in-stalled. They are built of heavy plate and do not requireany large expenditure for maintenance or repairs. Largenumbers of them have recently been applied to the carsof the Boston Elevated Railway Company, Hudson Com-panies and the New Orleans Railway & Light are made by the Perry Ventilator Company, NewBedford, Mass. MOTOR TRIPPING DEVICE An automatic device for throwing the pinion of a rail-way motor out of mesh with the gear when there is dan-ger of the armature rubbing on the pole piece from wornbearings has recently been placed on the market by theHerath & Hultman Manufacturing & Equipment Company,of Schenectady, N. Y., and is illustrated in the accompany-ing diagrams. The linings of the axle bearings of the mo-tor are eccentric, so that when they are revolved fromleft to right as shown in the diagram, the distance be-tween the axle and the armature shaft is increased suf-
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
