Tiny crankshaft, tiny flywheel. Everything you’d associate with a steam engine is there, but just barely. The tooling needed to accomplish this feat is pretty impressive too. [Chronova] are no ...

Model steam engines have intrigued hackers and ... rather than shafts machined from a single piece of metal. This engine’s crankshaft was threaded into the crank webs rather than pinned.

However, steam engines had their own set of shortcomings ... to force the piston down is restricted by the use of a flywheel, crankshaft, and rod during the operation. Instead, the reverse ...

Steam engine makers have been- occupied ... The engine is direct-aijng, "the piston rod jtg connected'to the double crank in the toddle of the shaft, I. The slide valve is worked by an eccentric ...