Thumb-Nut.
Thumb-nut. The same as a wing-nut, but a smaller size of the two, shown above, applied to hand-vice.
Tobin-bronze. An alloy of copper, tin and zinc treated in a special manner; it is non-corrosive, has great tensile strength and can be forged at a cherry red heat.
“Trailing Water.” Water can be trailed, i.e., carried through pipes to pumps a very great distance so long as “the lift” is not over 25 to 33 feet.
“Trompe.” The term used to designate a water-blast—a form of pump.
Turbine. A water wheel driven by the impact or reaction of streams of water flowing through it or by the impact and reaction combined; it is also distinguished by the manner in which it discharges the water, as outward, vertical or central discharge turbine wheels.
Turbine-pump. A pump in which water is raised by the action of a turbine wheel driven by exterior power in the opposite direction from that in which it is turned when used as a motor.
Tube-Plug.
Tube-plug. A tube stopper to be used in case of a leak in a boiler tube; it consists of two wood pistons joined together so that the leak will come between them. Tube plugs are frequently made of turned tapered cast iron, one of which is to be driven into each end of a leaking tube.