An oscillating cylinder steam engine is a simple steam-engine design that requires no valve gear. Instead the cylinder rocks, or oscillates, as the crank moves the piston, pivoting in the mounting tru
A simple oscillating cylinder engine, part of a Mamod SE2 working steam model
A reversible oscillating cylinder on a toy steam engine. The trunnion is shifted by an eccentric on the lever.
A typical small stationary oscillating cylinder engine
Model of a marine oscillating steam engine designed by Joseph Maudslay, clearly showing how the cylinders pivot on the trunnions, through which the steam is passed.
William Murdoch
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William Murdoch was a Scottish chemist, inventor, and mechanical engineer.
Oscillating cylinder steam engine
…An oscillating cylinder steam engine (also known as a wobbler in the US) is a simple steam-engine design (proposed by William Murdoch at the end of 18th century) that requires no valve gear. Instead the cylinder rocks, or oscillates, as the crank moves the piston, pivoting in the…
William Murdoch
Murdoch's model steam carriage
Murdoch's steam locomotive model
Close up of plaque on wall of Murdoch House