edcrossed bars, B. The latter are pivoted, as shown, to therunning gear, and carry on their extremities the brake shoes,which are shaped as shown in Fig. 2. The slot throughwhich the pivots of said shoes pass is not symmetrically dis-posed, but is placed eccentrically, so as to keep the shoe,when… … THE SIOCKWELL SELF-LIGHTING GAS BUBNEB. The annexed engraving represents a new and simplifiedform of a very ingenious little invention, with which thepublic are already in some degree familiar. Every house-keeper is aware of the predilection on the part of servantsto scratch matches on walls or…
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