Diedrich Uhlhorn (3 June 1764 – 1837) was a
German
German(s) may refer to:
* Germany (of or related to)
**Germania (historical use)
* Germans, citizens of Germany, people of German ancestry, or native speakers of the German language
** For citizens of Germany, see also German nationality law
**Ge ...
engineer
Engineers, as practitioners of engineering, are professionals who Invention, invent, design, analyze, build and test machines, complex systems, structures, gadgets and materials to fulfill functional objectives and requirements while considerin ...
,
mechanic
A mechanic is an artisan, skilled tradesperson, or technician who uses tools to build, maintain, or repair machinery, especially cars.
Duties
Most mechanics specialize in a particular field, such as auto body mechanics, air conditioning an ...
and
inventor.
Life
Uhlhorn was an engineer, mechanic and inventor, who invented in 1817 the first mechanical
tachometer
A tachometer (revolution-counter, tach, rev-counter, RPM gauge) is an instrument measuring the rotation speed of a shaft or disk, as in a motor or other machine. The device usually displays the revolutions per minute (RPM) on a calibrated analo ...
. Between 1817 and 1830 he was inventor of the Presse Monétaire (level coin press known as Uhlhorn Press) which bears his name. He was married.
Awards
*
Order of the Red Eagle
Literature
* Volker Benard-Wagenhoff, Konrad Schneider: ''Dieser unerschöpfliche, seltene Mann – Diedrich Uhlhorn und die moderne Münztechnik''. Grevenbroich 2009
* Otto Albert Bormann: Dietrich Uhlhorn (1764–1837). In: Rheinisch-Westfälische Wirtschaftsbiographien, Band I. Aschendorff, Münster 1931, pages 177-195.
* Egbert Ritter von Hoyer: Uhlhorn, Diedrich. in: Allgemeine Deutsche Biographie (ADB). Band 39, Duncker & Humblot, Leipzig 1895, pages 166–168.
See also
*
List of German inventors and discoverers
References
{{DEFAULTSORT:Uhlhorn, Diedrich
Engineers from Lower Saxony
19th-century German inventors
1764 births
1837 deaths
People from Friesland (district)