. 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. 125. AUTOMATIC STEAMTRAP. Lawler type. The openfloat by its overflow and fiUing,sinks, and opens the discharge valveby its lever connection. When thefloat is emptied by the steam pres-sure, the float rises and closes 126. FLOAT STEAM TRAP. One of the severa

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. 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. 125. AUTOMATIC STEAMTRAP. Lawler type. The openfloat by its overflow and fiUing,sinks, and opens the discharge valveby its lever connection. When thefloat is emptied by the steam pres-sure, the float rises and closes 126. FLOAT STEAM TRAP. One of the several types of steam traps with sealedfloats, this having a direct attachment of thefloat and valve which is designed to give asmall amount of motion to the float foroperating the valve. The valve has a cage guide and its stemis loosely socketed to the float, so that anyside motion of the float does not unseat thevalve. 127. DIFFERENTIAL EXPANSION STEAM TRAP. Theopening and closing of the valve for discharging the water of condensa-

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