August Schrader

Schrader immigrated from Germany to the United States and opened a shop dealing in rubber products in Manhattan, New York City.In 1845, he began supplying fittings and valves for rubber products made by the Goodyear Brothers, including air pillows and life preservers.After watching divers at work, Schrader sought to improve diving helmets.August's son, George, is generally credited with the experimental work that resulted in the valve's creation.In time, tubed pneumatic tires and Schrader valves were introduced to cars, trucks, and motorcycles.
A Schrader valve advertisement in the journal Horseless Age , 1918.
Schrader valveGerman-AmericanManhattanNew York CityGoodyeardaguerreotypeEnglishcyclists'pneumaticPresta valve