. Locomotive engineering : a practical journal of railway motive power and rolling stock . oad /? is overcome, andthe table with its load is again in equilib-rium. A pointer A on the pivot b .showswhen the table is balanced. There is no doubt about getting thecounterweight right and in the right placewith this device—but all depends onwliether the necessary weight to be addedhas been correctly computed. FIG I There is an article to be seen in the officeof Mr. R. C. Blackall,superintendent of ma-chinery of the Delaware & Hudson, thatindicates that steel cars would have a shortlife in some kinds
. Locomotive engineering : a practical journal of railway motive power and rolling stock . oad /? is overcome, andthe table with its load is again in equilib-rium. A pointer A on the pivot b .showswhen the table is balanced. There is no doubt about getting thecounterweight right and in the right placewith this device—but all depends onwliether the necessary weight to be addedhas been correctly computed. FIG I There is an article to be seen in the officeof Mr. R. C. Blackall,superintendent of ma-chinery of the Delaware & Hudson, thatindicates that steel cars would have a shortlife in some kinds of service. It is a bracetaken off the bottom of a coal car whichhad been in use only about three iron is corroded in some places to halfits original thickness. The acids developedfrom the sulphurets in some kinds of coalis \ cry destructive to iron and steel. i i 1^ We are in receipt of a very handsomecatalogue of the Nicholson File Co., ofProvidence, R. I. This is the finest pieceof work of this kind that has ever comeinto our office. There is nothing wanting FIG a. Worii of tlie National Black-smiths Association. The committees for this association havebeen api)ointed to report on the followingsubjects : Axles, best methods for preparing scrapfor, and manufacturing. Springs. Hydraulic forging, bull dozer, forging,bending and cutting machines, hammerdies, etc. Electric welding. Tool steel, tool making, tool dressing,tempering of tools, uses and treatment oflow and high carbon steel, self-hardeningsteel, its advantages, etc. Locomotive frames, report on bestmethod for making and repairing ofsame. Furnaces and fuel, to consider and re-port upon the best design for economy infuel, fftc. Proper material for and best methods ofmaking side rods, crank pins and motionwork in general. Welding, best methods and best results. These are certainly good subjects, to call out information of use andvalue to the members and the railroadsthat employ them. to make
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroa, bookyear1892
