Dynamometer Collection

No 1009 County of Carmarthen
GWR 4-6-0 locomotive, No. 1009 County of Camarthen. The locomotive is photographed on double blast pipe trials with a dynamometer car, passing Swindon Works c.1954

Marine-engine dynamometer, PIMechE 1877, vol.28, p.l.39 Date: 1877

Dynamometer
864161 Dynamometer; (add.info.: Dynamometer, an instrument for measuring mechanical force or power, designed by the French civil engineer Edme Regnier (1751-1825)

An engraving depicting the measuring of horsepower using Edme Regnier L'Aine's dynamometer
5311393 An engraving depicting the measuring of horsepower using Edme Regnier L'Aine's dynamometer. Edme Regnier L'Aine (1751-1825) a French pistol maker and engineer

Illustration depicting the Regnier dynamometer, invented and built by Edme Regnier (1751 - 1825)
5311471 Illustration depicting the Regnier dynamometer, invented and built by Edme Regnier (1751 - 1825), was brought to prominence in the world of physical culture in the early 20th century by

Dynamometer Car No. 150192, May 1961
Side and end view of dynamometer car no. DW150192, seen here in May 1961. Dynamometer cars were attached to a train and monitored the performance of a locomotive

Dynamometer Car No. DW150192, May 1961
End view of dynamometer car no. DW150192, seen here in May 1961. Dynamometer cars were attached to a train and monitored the performance of a locomotive

Dynamometer Car, No. DW150192, May 1961
Side view of dynamometer car no. DW150192, seen here in May 1961. Dynamometer cars were attached to a train and monitored the performance of a locomotive

Table of weights and measures, mid 19th century (colour engraving)
CHT164289 Table of weights and measures, mid 19th century (colour engraving) by French School, (19th century); Private Collection; (add.info)

Dynamometers designed by McDougale and Robert Salmon
Dynamometers for measuring force or torque designed by McDougale and Robert Salmon. Copperplate engraving by Wilson Lowry after a drawing by J

The improved Dynamometer of M Regnier. Date: 1803

Thomas Edisons improved form of JW Trowbridges electric dynamometer, 1879. Edison (1847-1931) was a prolific inventor who registered over 1000 patents

Thomas Edisons generator for electric light at his home at Menlo Park, New Jersey, USA, 1879. Behind the doors is the 80 hp engine

Dynamometer, circa 1900 C017 / 0734
Elliptical sprung dynamometer. Medical dynamometers are used to measure and analyse muscle strength. This example by P. Harris is English and dates from around 1900

A Meeting of the English Royal Agricultural Society at Bristol, detail of Machinery and Farmers
BAL99458 A Meeting of the English Royal Agricultural Society at Bristol, detail of Machinery and Farmers, 1842 (oil on canvas) by Ansdell, Richard (1815-85); Royal Agricultural Society of England

2662522; out of copyright

Dynamometers, wood engravings, published in 1880
Historical Dynamometers from the 19th century by Rieger and Louis-Guillaume Perreaux (French Inventor and engineer, 1816 - 1889)

Edisons improved form of JW Trowbridges electric dynamometer. Scientific American New York 1879

Edison generator for electric light at Menlo Park. Behind doors is the 80 hp engine. The two vignettes (top) are Edisons improved form of JW Trowbridges electric dynamometer

Dynamometer, an instrument for measuring mechanical force or power, designed by the French civil engineer Edme Regnier (1751-1825). Engraving from Encyclopaedia Londinensis (London, 1803)

Early electric train. Historical artwork of an early electric train used in France. This type of train was developed from experiments carried out in 1893 on the Nord (north) network in France

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The dynamometer, a powerful tool in the world of engineering and measurement, has a rich history that spans centuries. From its early days as a marine-engine dynamometer to its various designs by McDougale and Robert Salmon, this device has played an integral role in understanding weights and measures. One notable advancement came with the improved Dynamometer of M Regnier, which brought new precision to the field. Another significant milestone was Thomas Edison's enhanced form of JW Trowbridge's electric dynamometer in 1879. This innovation showcased Edison's brilliance and set the stage for his groundbreaking generator for electric light at his home in Menlo Park, New Jersey. As time progressed, so did the dynamometer. A circa 1900 model (C017 / 0734) demonstrated further advancements in technology and accuracy. Its presence was felt even beyond engineering circles; it made appearances at events like a meeting of the English Royal Agricultural Society at Bristol. Wood engravings from 1880 captured the essence of these remarkable devices, showcasing their intricate mechanisms and importance within scientific communities. These illustrations depicted not only Edisons' improvements but also highlighted other variations used during that era. Behind closed doors lay Edison's generator for electric light at Menlo Park - an impressive sight featuring an 80 hp engine that powered countless innovations. Throughout history, the dynamometer has proven itself as more than just a measuring instrument; it symbolizes human ingenuity and our relentless pursuit of progress.