. Electric railway journal . Inner Side of Doer. II II1 L G 4 5 ilectiic Trolley Contact Crossing Signal—Interior of Signal Casing simplest arrangement compatible with satisfactory opera-tion. The housing is a cast-iron case with a 3-16-in. sheet-irondoor securely hinged and provided with a Yale lock. Thegong is 10 in. in diameter and is mounted on the outsideof the box door, but the ringing mechanism is inside thecase, the striker projecting through a small hole in the doorand striking upon the inside of the gong. The main relayis of the wall type and mounted by four screws to the
. Electric railway journal . Inner Side of Doer. II II1 L G 4 5 ilectiic Trolley Contact Crossing Signal—Interior of Signal Casing simplest arrangement compatible with satisfactory opera-tion. The housing is a cast-iron case with a 3-16-in. sheet-irondoor securely hinged and provided with a Yale lock. Thegong is 10 in. in diameter and is mounted on the outsideof the box door, but the ringing mechanism is inside thecase, the striker projecting through a small hole in the doorand striking upon the inside of the gong. The main relayis of the wall type and mounted by four screws to the backof the case. Resistance is in tube form, mounted in a slate Trolley Wire
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Keywords: ., bookcentury1900, bookdecade1900, bookidelectricrailway411913newy
