Portable steam engine

Also found in: Wikipedia.
See under Steam engine.
a steam engine combined with, and attached to, a boiler which is mounted on wheels so as to admit of easy transportation; - used for driving machinery in the field, as thrashing machines, draining pumps, etc.

See also: Portable, Steam engine

References in periodicals archive ?
The Marshall Portable Steam Engine, built in Gainsborough in 1890, was put up for auction at a steam rally held in Hanbury, near Bromsgrove in Worcestershire over the weekend.
Jim Andrew, collections manager at the Discovery Centre with the Ruston Proctor portable steam engine
The 1892 Ruston Proctor portable steam engine, which was used for the Elan Valley reservoir scheme, will also be on display.

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