. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. 94 STEAM POWER APPLIANCES. movement of the reverse lever, buffer springs /, / are provided, whichgradually bring the moving parts to rest. In both gears shown, suitable stops in the valve chest prevent thevalve from being moved beyond the positions required for a full


. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. 94 STEAM POWER APPLIANCES. movement of the reverse lever, buffer springs /, / are provided, whichgradually bring the moving parts to rest. In both gears shown, suitable stops in the valve chest prevent thevalve from being moved beyond the positions required for a full open-ing of the ports. 206. Shows valve on center for stop 207. TRIPLE EXPAN-SION VALVE GEAR withsingle eccentric. A, eccentricstrap stay arm, which also oper-ates the high-pressure valve , bell-crank rock shaft thatoperates the medium - pressurevalve rod, linked to eccentricarm. C, rocker arm, shaft, andbell-crank connection by link tothe eccentric and to low-pressurevalve rod. (At Edison ElectricStation, New York City.) 208. WALSCHAERTS VALVE GEAR as appHed to a com-pound locomotive. The crank-pin arm operates the motion of the


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Keywords: ., bookauthorhiscoxgardnerdexter18, bookcentury1900, bookdecade1910