. Electric railway journal . he old axle bearings had an outside diameter of 5^4 in-and the new ones will be 6 in. Similarly the armaturebearing diameter has been increased from 4% in. to 5 in. i IIO ELECTRIC RAILWAY JOURNAL. [Vol. XXXIII. No. 25. GEAR CASES Malleable-iron gear cases made by the company arestandard throughout. One interesting feature in this con-nection is the adaptation of the West. 101-B gear case forWest. 68 motors by using some special brackets and enlarg-ing the gear and pinion bores. The details of this prac-tice are shown in three ac-companying drawings of thestandard W
. Electric railway journal . he old axle bearings had an outside diameter of 5^4 in-and the new ones will be 6 in. Similarly the armaturebearing diameter has been increased from 4% in. to 5 in. i IIO ELECTRIC RAILWAY JOURNAL. [Vol. XXXIII. No. 25. GEAR CASES Malleable-iron gear cases made by the company arestandard throughout. One interesting feature in this con-nection is the adaptation of the West. 101-B gear case forWest. 68 motors by using some special brackets and enlarg-ing the gear and pinion bores. The details of this prac-tice are shown in three ac-companying drawings of thestandard West. 68 case, thecombination case and the spe-cial brackets, Figs. 1, 2 and 3. CONTROLLER IMPROVEMENTS Controller service in Brook-lyn is severe, as the operat-ing conditions require a gooddeal of running on resistancepoints when traversing thebridges and in the lowerparts of the city. Improve-ments in the insulation andother features of the control-lers were begun, therefore, as4-Improved Controller eady ag ^ In a„ the K_. Fig. in Fig. 4, made it necessary to change the shape of thearc deflector plates so that the controller could be closed. The K-11 controller has been furnished with a new styleterminal, the screw of which is inserted perpendicularly onthe wire ends. In the original design the screw was placedat an angle, thus cutting the strands of the wire. Theold No. 6 wire has been replaced by No. 4 wire. Earlythis year the company began to remove the switch bladeof the No. 2 motor cut-out switch connecting to wire F 2from the reverser, because considerable trouble had beenexperienced from the burning of the switch contacts andterminal. The No. 2 motor is now directly connected tothe F 2 wire. TROLLEY STANDS There are still several types of trolley stands in service,but it will be noted from what follows that the tendency isto adapt the Nuttall No. 11 ball-bearing base as the standardfor closed cars. The open cars are supplied chiefly withNuttall No. 1 stands and the fr
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