"A pump for exhausting air and other gases from a closed space, or for compressing air within an enclosed space." -Foster, 1921

Air Pump

"A pump for exhausting air and other gases from a closed space, or for compressing air within an enclosed…

"Partly fill two bottles with water. Connect them by a bent tube that fits closely into the mouth of one, and loosely into the mouth of the other. Place the bottle under the receiver and exhause the air. Note and record what takes place. Admit air to the receiver. Note and record what takes place." -Avery 1895

Bottle Siphon

"Partly fill two bottles with water. Connect them by a bent tube that fits closely into the mouth of…

"Over the upper end of a cylindrical receiver, tie tightly a wet bladder or sheet of writing paper and allow it to dry. Then exhaust the air. The bladder will be forced inward, bursting with a loud noise. Replace the bladder with a thin sheet of india-rubber. Exhaust the air. The rubber sheet will be pressed inward, and nearly cover the inner surface of the receiver." -Avery 1895

Vacuum

"Over the upper end of a cylindrical receiver, tie tightly a wet bladder or sheet of writing paper and…

This illustration shows a six cylinder motor and its many parts: Intake Manifold, Centrifugal Pump, Magneto, Carburetor, Spark Plug, Tractor Screw Shaft, Intake Valve, Exhaust, Exhaust Valve, Water Outlet.

Vertical Type Motor, Six Cylinder

This illustration shows a six cylinder motor and its many parts: Intake Manifold, Centrifugal Pump,…