INVENTORS AND INNOVATORS - PPT - David Schwarz CRO

David Schwarz by: Darijo Kepić school: Trgovačka škola, Zagreb

David Schwarz *Croatian-Hungarian aviation pioneer of Jewish descent born in the Austrian Empire

*known for creating an airship with a rigid envelope made entirely of metal

*died only months before the airship was flown

David Schwarz *born: 20 December, 1850 in Keszthely, Hungary, Austrian Empire

*died: 13 January, 1897 (aged 46), in Vienna, Austria-Hungary

*nationality: Hungarian and Croatian *occupation: an inventor and a businessman

His airship David Schwarz

First airship ideas *first became interested in airships during the 1880s

*proposed aluminum, then a new material, for construction

The airship

60 years of the invention

The airship specifications *power: four cylinder engine weighing 298 kg producing 10 horsepower at 480 rpm

*volume: 3,280 m3 *empty weight: 2,525 kg *gross lift: 958 kg *ballast and fuel: 170 kg *equipment and three people: 385 kg *net lift: 85 kg

*the circumstances of Schwarz's return are unclear

there were reports of a hasty departure from Russia

Death and maiden flight *Schwarz did not live to see his airship fly *shortly before his death he received news that his airship was ready to be filled with gas

*13 January 1897 - he collapsed outside the "Zur Linde" restaurant in Vienna, and died minutes later from heart failure

After his death *by acquiring Schwarz's designs, based on his

technical solutions, his ferry was built by Ferdinand von Zeppelin, who is unfairly regarded as the father of rigid construction airships, and which is why they are called „zeppelin�

Sources of information *en.wikipedia.org/wiki/David_Schwarz *zupanjac.net/ *www.europosteri.hr/david-schwarz *genius-croatia.com/dt_portfolio/david-schwarz/

Thank you for your attention!