. American engineer and railroad journal . By means of vanes on the oulsideof the roof a series of exhaust fans, propelled bythe resistance of air when the car is in motion,forces the foul air from the interior of the apparatus is the invention of W. S. Rogers,of Troy. The Albany street railroad (electric), after ex-periments with a hot-water heater, with furnace onthe platform, has discarded it and returned to theold car stove. The inconvenience and often posi-tive discomfort of this arrangement, however, willlead to further experiments. The man who in-vents a practical and cheap car
. American engineer and railroad journal . By means of vanes on the oulsideof the roof a series of exhaust fans, propelled bythe resistance of air when the car is in motion,forces the foul air from the interior of the apparatus is the invention of W. S. Rogers,of Troy. The Albany street railroad (electric), after ex-periments with a hot-water heater, with furnace onthe platform, has discarded it and returned to theold car stove. The inconvenience and often posi-tive discomfort of this arrangement, however, willlead to further experiments. The man who in-vents a practical and cheap car heater will have abonanza. A BILL has been introduced in the New YorkAssembly ■roviding that vehicles, except on railroads, passing over a public highway in the State,must have tires on the wheels 3 in. wide when theweight is between 2,000 and lbs., and 4 width when over 6,000 lbs. in weight. The railroad bills pending in the New YorkLegislature include an Act to require more com-plete fencing of roads, and the Railroad Com-. PORTABLE ENGINE AND BOILER. mission bill, providing for the prohibition of grade crossingsin the future. Both will probably fail this year. Some Portable Engines. UPRIGHT ENGINE AND BOILER COMBINED. The accompanying illustration shows a semi-portable engineand boiler of the horizontal tvpe. In this boil-r the fire-boxconsists of a large cylindrical flue surrounded by water, extend-ing the entire length of the boiler, in the front end of which isplaced the furnace with a biidge-wall at back end of thegrates, which are of unusual length, making a long furnace andample grate surface. Back of the bridge wall is a combustionchamber, the entire diameter of the furnace flue, its lear endhaving a chamber extending upward for the return of the heatedgases through a series of tubes, the length and diameter of tubesbeing properly proportioned to the size of the boiler. The rearend of the boiler is constructed with hinged door for the readyinspection and
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
