H K Porter Company: Builder Of Small Steam Engines
In 1890 the company began marketing a compressed-air locomotive for use in coal mining operations. Instead of using traditional steam, compressed air held within two tanks situated where
The locomotive was built for the railroad by H.K. Porter in 1920. John Hartman photo. The H.K. Porter Company dates back as Smith & Porter, founded in 1866 by partners Henry Porter and John Smith which opened a machine shop in Pittsburgh, Pennsylvania to repair and build a wide range of industrial equipment.
1890: Porter built their first compressed-air locomotive, for a coal mine in Pennsylvania. Air was stored in two tanks, and used to drive the pistons instead of steam. This allowed locomotive use inside mines without the fumes of burning coal, or the dangers of high-pressure steam.
Locomotive production increased again during World War II, and the company was recognized for its service to the country in 1942, but demand for steam locomotives dwindled post-war, and H.K. Porter became primarily a holding company for the many subsidiaries Evans had acquired.
The H K Porter Company was the leading manufacturer of light duty steam locomotives for nearly a century beginning in the late 1860s. It ceased production in 1950.
In 1890 the company began marketing a compressed-air locomotive for use in coal mining operations. Instead of using traditional steam, compressed air held within two tanks situated where
After building many small steamers, cabless and sometimes no more than four feet high, for inside mine service, Porter began about 1890 to build
COMPANY PROFILE OF THE FIRM For over half a century, Heckler & Koch has been a leading designer and manufacturer of small arms and light weapons for law enforcement and military forces
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In 1890, Porter built their first compressed-air locomotive, for a coal mine in Pennsylvania. Air was stored in two tanks, and used to drive the pistons instead of steam. Coal-fired locomotives
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H.K. Porter Company in Pittsburgh, PA, built this diminutive 18″ gauge 0-4-OCA (Compressed Air) engine in 1910 for the Homestake Mining Company in Lead, SD. It has 6″ x 10″
Heckler & Koch is a renowned firearms manufacturer offering innovative, high-quality pistols and accessories for law enforcement, military, and civilian use.
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Compressed Air Haulage was the product catalog of H. K. Porter''s air locomotive division. This edition covers the compound air engines with
Therefore a first experiment was made with compressed air, in which two ordinary steam locomotives were employed, one at each side of the tunnel; the boilers being filled with condensed air at 4
H.K. Porter, Inc. was a US company that built light-duty railroad locomotives, including some powered by compressed air. Learn about the origins, development, and legacy of this innovative technology that
In 1890 Porter introduced the company''s first compressed air locomotive for use in flammable environments and areas where flames, smoke, and high pressure steam were ill suited.
In 1895 the H. K. Porter Company decided to devote time and money to their systematic development.
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