Frederik Gottlieb Edvard Jünger (19 April 1823 – 21 October 1899) was a Danish

precision mechanic Precision mechanics (also "fine mechanics") is an engineering discipline that deals with the design and construction of smaller precision machines, often including measuring and control mechanisms of different kinds. The study may be further defi ...

and instrument maker. His company was taken over by Christopher Peter Jürgensen in 1869. In the 1870s and early 1880s, he was the manager of

Holmegaard Glass Factory Holmegaard Glass Factory ( da, Holmegaards Glasværk) is a glass factory located in the former municipality of Holmegaard just outside Næstved. History The home of Holmegaard Glassworks is located in the town of Fensmark, Holmegaard. The compa ...

near

Næstved Næstved () is a town in the municipality of the same name, located in the southern part of the island of Zealand in Denmark. Næstved has several adult education centers, five elementary schools - and has at least one of each type of the fou ...

Early life and education

Jünger was born in Holbæk. He initially worked as a clerk at various offices, most lately at the

Bregentved Bregentved is a manor house located 3 km east of Haslev on the Danish island of Zealand. It has been owned by the Moltke family since the middle of the 18th century. History Early history The first known reference to Bregentved is from 1 ...

estate. He was, however, interested in the technical sciences and his talent for mechanics caught the attention of Hans Christian Ørsted. Ørsted helped him obtain a grant from count F. M. Knuth which enabled him to enroll at the College of Advanced Technology. His education also brought him to

Munich Munich ( ; german: München ; bar, Minga ) is the capital and most populous city of the German state of Bavaria. With a population of 1,558,395 inhabitants as of 31 July 2020, it is the third-largest city in Germany, after Berlin and Ha ...

and

Vienna en, Viennese , iso_code = AT-9 , registration_plate = W , postal_code_type = Postal code , postal_code = , timezone = CET , utc_offset = +1 , timezone_DST ...

Career

Back in Denmark, he settled as an instrument maker in Copenhagen in 1852. He produced technical instruments for the College of Advanced Technology and

Sorø Academy Sorø Academy ( Danish, ''Sorø Akademi'') is a boarding school and gymnasium located in the small town of Sorø, Denmark. It traces its history back to the 12th century when Bishop Absalon founded a monastery at the site, which was confiscated b ...

as well as distance measurement devices for the Danish army and navy and had also many customers abroad. Júrger lived on Sortedam Dossering No. 37 and worked out of his basement. He was involved in the development of the

Hansen Writing Ball The Hansen Writing Ball is an early typewriter. It was invented in 1865 and patented and put into production in 1870, and was the first commercially produced typewriter. Design The writing ball (Danish: ''skrivekugle'') was invented in ...

in 1865. He spent several years working on an equatorial mount for

Østervold Observatory Østervold Observatory (or Copenhagen University Observatory; da, Københavns Universitet Astronomisk Observatorium) is a former astronomical observatory (IAU code 035) in Copenhagen, Denmark owned and operated by the University of Copenhagen (K ...

and later a similar instrument for Lund Observatory in Sweden. In 1867, he was appointed to university mechanic (''universitetsmekanikus'') at

University of Copenhagen The University of Copenhagen ( da, Københavns Universitet, KU) is a prestigious public research university in Copenhagen, Denmark. Founded in 1479, the University of Copenhagen is the second-oldest university in Scandinavia after Uppsala Unive ...

and the following year he received the title of professor.

Late life

Jünger's work compromised his vision and in 1869 he ceded his company to his employee Christopher Peter Jürgensen. He went abroad in 1869 and settled on a country estate in Steiermark. In 1873, he received an offer to take over the management of the

and returned to Denmark, where he ran the company for 11 years. He spent his last years in Copenhagen and is buried at Solbjerg Cemetery.

References

{{DEFAULTSORT:Jurger, Edvard Danish scientific instrument makers People from Holbæk Municipality 1823 births 1899 deaths