A WELL CONSTRUCTED MODEL OF A MILL ENGINE,, circa 1885

A WELL CONSTRUCTED MODEL OF A MILL ENGINE, circa 1885,
the brass bound mahogany lagged cylinder is 1½in (4cm) bore x 2¼in (5.5cm) stroke and is fitted with cylinder draincocks, lubricator and two-part valve chest with inlet pipe and governor piston valve. The crosshead is pinned and runs vertically between shaped bar-type guidebars supported on a hoop bracket with a lubricator with needle valve. The forked connecting rod has split brasses with steel end-keep driving the crankshaft with the valve and inclined feed pump eccentrics and spoked flywheel. The governor pedestal is arched to accept the one to one bevel gears and drives its valve via a bellcrank. Cast iron and wood plinth, feedwater pipework with bypass and wooden base, finished in grey and polished brightwork, 11½in (29cm) high x 22½in (57cm) wide