Ludwig Castagna

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Ludwig Castagna (born June 17, 1867 in Buje ; † February 20, 1944 in Vienna ) was an Austrian mechanic and inventor .

Life

Ludwig Castagna was a son of Philomena Castagna and the military officer Franz Castagna. His parents both died when he was four years old. He then lived with relatives in his hometown Buje in Istria . From 1879 to 1883 he lived in the state orphanage on Alsergrund in Vienna. He later was one of the founders and heads of a support association for this orphanage. Castagna became an apprentice mechanic at the Vienna University Observatory in 1884 and passed his journeyman's examination there in 1887 . After working as a mechanic for a while, he trained at the Technological Trade Museum from 1890 to 1891 and attended lectures at the Technical University in Prague from 1892 to 1893 .

Castagna opened a business in Vienna in 1894 as an independent master mechanic. In the same year he founded the university workshop for scientific precision mechanics at the Physiological Institute of the University of Vienna . From then on he worked in parallel for his own company and for the university. His wife Elise Castagna, née Auinger, died in 1920. In 1921, Castagna expanded his craft business to become Castagna & Co , the painter Kurt Libesny being its second manager . The purpose of the company was the production of and trade in scientific, physical and medical equipment as well as photo and cinema equipment. The Vienna Commercial Court appointed Ludwig Castagna in 1922 as an expert on cinema equipment. His company was transformed into L. Castagna & Son in 1924 , and compensation proceedings were opened in 1933 .

Ludwig Castagna died at the age of 76 in the Lainzer hospital . He was buried in the Gersthof cemetery .

plant

Medical apparatus was one of Ludwig Castagna's main fields as a designer and inventor. For example, he created a blood pressure monitor , an apparatus for registering cardiac and kidney activity and a kymograph for observing muscle and nerve activity. Another focus was the further development of film technology . He worked with the film producer Sascha Kolowrat . Castagna was also involved in the construction of the recording equipment in 1930 for one of the first sound films from Austria, Stormy Night by the Selephon film company .

Other important inventions include a Castagnas for the Austrian Academy of Sciences developed the phonograph , a Ballistograph for automatic movie recording the trajectory of bullets and a Akustometer that with the specially in theaters acoustics large halls could be checked.

Honors

literature

Web links

Individual evidence

  1. ↑ a b c d e f g Castagna, Ludwig. In: Austria Forum. Retrieved February 27, 2020 .
  2. ^ Appeal to noble friends of young people. In:  Das Vaterland , November 13, 1908, p. 10 (online at ANNO ).Template: ANNO / Maintenance / possibly
  3. ↑ a b c Felix Czeike (Ed.): Castagna Ludwig. In:  Historisches Lexikon Wien . Volume 1, Kremayr & Scheriau, Vienna 1992, ISBN 3-218-00543-4 , p. 556 ( digitized version ).
  4. ↑ deaths. In:  Reichspost , August 21, 1920, p. 3 (online at ANNO ).Template: ANNO / Maintenance / rpt
  5. ↑ Company logs. In:  Wiener Zeitung , September 30, 1921, p. 17 (online at ANNO ).Template: ANNO / Maintenance / wrz
  6. ↑ Experts for the cinema . In: The German-Austrian photographer . No. 32/33 , January 1922, pp. 10 ( digitized version [accessed February 25, 2020]).
  7. ↑ Bankruptcies. In:  Kleine Volks-Zeitung , May 21, 1933, p. 28 (online at ANNO ).Template: ANNO / Maintenance / kvz
  8. ↑ Ludwig Castagna in the search for the deceased at friedhoefewien.at, accessed on February 27, 2020.
  9. ↑ Austria has its sound film. In:  Der Wiener Tag , July 30, 1930, p. 4 (online at ANNO ).Template: ANNO / maintenance / day
  10. ↑ Felix Czeike (Ed.): Castagnagasse. In:  Historisches Lexikon Wien . Volume 1, Kremayr & Scheriau, Vienna 1992, ISBN 3-218-00543-4 , p. 556 ( digitized version ).
personal data
SURNAME Castagna, Ludwig
BRIEF DESCRIPTION Austrian mechanic and inventor
DATE OF BIRTH June 17, 1867
PLACE OF BIRTH Buje
DATE OF DEATH February 20, 1944
Place of death Vienna