Johann Michael Ekling
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Johann Michael Ekling (also spelt Eckling) (8 August 1795,
Vienna Vienna ( ; ; ) is the capital city, capital, List of largest cities in Austria, most populous city, and one of Federal states of Austria, nine federal states of Austria. It is Austria's primate city, with just over two million inhabitants. ...
– 30 March 1876,
Vienna Vienna ( ; ; ) is the capital city, capital, List of largest cities in Austria, most populous city, and one of Federal states of Austria, nine federal states of Austria. It is Austria's primate city, with just over two million inhabitants. ...
) was an Austrian mechanic and inventor of scientific apparatuses and instruments.


Life

Johann Michael Ekling was the posthumous son of the army surgeon Joseph Ekling. His mother was Anna Maria Euphrosina Ekling née Spitzbarth. He was born in the suburb of
Wieden Wieden (; ) is the 4th municipal district of Vienna, Austria (). It is near the centre of Vienna and was established as a district in 1850, but its borders were changed later. Wieden is a small region near the city centre. Wien.gv.at webpage (s ...
(then a part of Vienna). At the age of 32 he married Theresia Schwarz, with whom he had five sons and a daughter. In the years to follow, he cooperated closely with mathematics and physics professors Andreas von Baumgartner (German Wikipedia) and Andreas von Ettingshausen of the University of Vienna. He produced artificial magnets on behalf of Baumgartner and one of the first photographic apparatuses in Austria (1839) following instructions by Ettingshausen, who had worked with Daguerre. By 1844 he is referred to as a "university mechanic". An announcement in a paper describes his range of products as follows: " klingmakes all sorts of mathematical and physical instruments and apparatuses, air pumps with glass barrel chambers, travel barometers,
goniometer A goniometer is an instrument that either measures an angle or allows an object to be rotated to a precise angular position. The term goniometry derives from two Greek words, γωνία (''gōnía'') 'angle' and μέτρον (''métron'') ' me ...
s, chemical and mineralogical apparatuses". His multiplicator was used for the analysis of mineral waters among other things and praised for its sensitivity. Ekling was granted patents for induction machines, cameras and improvements to the Bain telegraph, which were taken over by the Austrian railway. Ekling's last invention was a "Galvanic Induction Machine for Medical Purposes". His reputation as a mechanic is documented in the Austrian Law Gazette for 1850: "The most recommendable mechanic in Vienna, and as regards more sophisticated optical equipment, the only one to be recommended, is Eckling." Among these instruments, we find the
heliostat A heliostat () is a device that reflects sunlight toward a target, turning to compensate for the Sun's apparent motion. The reflector is usually a plane mirror. The target may be a physical object, distant from the heliostat, or a direct ...
in the picture alongside. Young mechanics from Germany like Rudolph Carl Adolph Dolberg (1817–1863) and Adolph Hermann Friedrich Petri (1819–1895) were apprenticed to Ekling. Johann Leopolder, who later ran his own large Telegraph and Telephone Company was also one of his apprentices and later his foreman, until he started his own establishment in 1850. In 1860 Ekling sold his premises at 25 Erdbergstraße to his neighbour Rudolf Ditmar who owned a rapidly expanding kerosine lamp factory. He died a gentleman of independent means in the suburb of Landstraße in Vienna in 1876.


Literature

* Franz Pichler, ''Die Einführung der Morse-Telegraphie in Deutschland und Österreich.'' e&i elektrotechnik und informationstechnik, issue 9, 2006, p. 402–408 * Franz Pichler, ''Elektrisches Schreiben in die Ferne: die Telegraphie in Österreich: technische Entwicklung, 1846–1906.'', Linz 2007 * Baron Charles von Reichenbach, ''Physico-physiological Researches on the Dynamics of Magnetism, Electricity, Heat, Light, Chrystallization and Chemism'', London 1850


External links

Instruments and apparatuses made by Ekling are in various physics collections in Austria (Innsbruck
Kremsmünster Observatory
For a list of acquisitions see:Sigmund Fellöcker, ''Geschichte der Sternwarte der Benediktiner-Abtei Kremsmünster'', Linz 1864, pp. 304–310 Linz and

Czech Republic
Prague
, Germany (Augsburg and Munich), Italy
Venice
and the USA (
Kenyon College Kenyon College ( ) is a Private university, private Liberal arts colleges in the United States, liberal arts college in Gambier, Ohio, United States. It was founded in 1824 by Episcopal Bishop Philander Chase. It is the oldest private instituti ...
, OH).
Telegraph by Ekling (1855)
Collection of historical instruments of the University of Innsbruck with numerous items by Ekling (Part 1)

(Part 2)


References

{{DEFAULTSORT:Ekling, Johann Michael 1795 births 1876 deaths People from the Austrian Empire Inventors Scientific instrument makers People from Margareten