. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . s generated in the other wind-ings of the motors is controlled by themotorman by means of water rheostats,which permits close regulation of the trac- this is the speed at which the locomotiveis designed to operate in road servicewhen it gives a tractive effort of 87,-200 lbs. The cab containing the electrical ma-chinery is 72 ft. 6 ins. long and 10 over the sheathing. It has two Z-shaped center girders 26 ins. deep made ofplates and angles covered on top with aplate 6 ft. l^ ins. wide
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . s generated in the other wind-ings of the motors is controlled by themotorman by means of water rheostats,which permits close regulation of the trac- this is the speed at which the locomotiveis designed to operate in road servicewhen it gives a tractive effort of 87,-200 lbs. The cab containing the electrical ma-chinery is 72 ft. 6 ins. long and 10 over the sheathing. It has two Z-shaped center girders 26 ins. deep made ofplates and angles covered on top with aplate 6 ft. l^ ins. wide, which forms thejilatform floor to which the electrical ma- Each truck is a motor-truck receivingpower from two motors through a springgear-wheel on each side, the gear-wheelis mounted on a jack shaft. Each gear-jwheel is connected to the three drivers bjlthe side rods and the remainder of thedrive and running gear is similar to fhos<used on ordinary steam locomotives. Th«spring gear for each truck is of the threepoint suspension type, one point being ove;the pony tnuk and the other two point. A () ELECTRIC LOCOMOTIVES. tive ctiort developed by the locomotiveduring acceleration. The two motors which are mounted oneach truck-frame are geared to a jackshaft which gives motion to the drivingwheels by connecting rods, and the springsin the gears of these jack shafts are soadjusted as to give the effect of a solidgear, up to a tractive effort equivalent to25 per cent, of the weight on , under ordinary conditions theeffect produced by a solid gear is ap-proximated. chincry is attached. The side framing isof the same type as on Pennsylvania passenger cars, consisting of U-shaped posts bent at the top to support thelower roof deck and sheathed with % The upper deck extends only overthe central part of the cab for a length of35 ft. 9 ins., leaving a space at each endof cab for the pantagraphs. To permit retnoval and
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
