Johann Mannhardt (August 31, 1798 – August 25, 1878) was a German

clockmaker A clockmaker is an artisan who makes and/or repairs clocks. Since almost all clocks are now factory-made, most modern clockmakers only repair clocks. Modern clockmakers may be employed by jewellers, antique shops, and places devoted strictly t ...

mechanic A mechanic is a skilled tradesperson who uses tools to build, maintain, or repair machinery, especially engines. Formerly, the term meant any member of the handicraft trades, but by the early 20th century, it had come to mean one who works w ...

, and

inventor An invention is a unique or novel device, method, composition, idea, or process. An invention may be an improvement upon a machine, product, or process for increasing efficiency or lowering cost. It may also be an entirely new concept. If an ...

. Mannhardt was born in

Tegernsee Tegernsee () is a Town#Germany, town in the Miesbach (district), Miesbach district of Bavaria, Germany. It is located on the banks of Tegernsee (lake), Lake Tegernsee, which is 747 m (2,451 ft) AMSL, above sea level. A spa town, it is su ...

, and worked initially as a

goatherd A goatherd or goatherder is a person who herds goats as a vocational activity. It is similar to a shepherd who herds sheep. Goatherds are most commonly found in regions where goat populations are significant; for instance, in Africa and South A ...

. He learned the clockmaking trade, however, and developed a strong talent for mechanical work. In 1826 he built a clock for the clocktower in

Egern Rottach-Egern () is a municipality (''Gemeinde Rottach-Egern am Tegernsee'') and town located at Lake Tegernsee in the district of Miesbach in Upper Bavaria, Germany, about 55 km (35 miles) south of central Munich. Late Austrian actor Walter Sle ...

. In 1844 he moved to

Munich Munich is the capital and most populous city of Bavaria, Germany. As of 30 November 2024, its population was 1,604,384, making it the third-largest city in Germany after Berlin and Hamburg. Munich is the largest city in Germany that is no ...

, where he designed a new lead-sealing machine and

oil mill An oil mill is a grinding mill designed to crush or bruise oil-bearing seeds, such as linseed or peanuts, or other oil-rich vegetable material, such as olives or the fruit of the oil palm, which can then be pressed to extract vegetable oils, whi ...

, as well as the iron framings for the

skylight A skylight (sometimes called a rooflight) is a light-permitting structure or window, usually made of transparent or translucent glass, that forms all or part of the roof space of a building for daylighting and ventilation purposes. History O ...

s on the roof of the

Alte Pinakothek The Alte Pinakothek (, ''Old Pinakothek'') is an art museum located in the Kunstareal area in Munich, Germany. It is one of the oldest galleries in the world and houses a significant collection of Old Master paintings. The name Alte (Old) Pin ...

. He also built a number of machines, including saws,

lathe A lathe () is a machine tool that rotates a workpiece about an axis of rotation to perform various operations such as cutting, sanding, knurling, drilling, deformation, facing, threading and turning, with tools that are applied to the w ...

s, and peat presses, many of which he improved in ways that were copied elsewhere. In addition, he designed the

guillotine A guillotine ( ) is an apparatus designed for effectively carrying out executions by Decapitation, beheading. The device consists of a tall, upright frame with a weighted and angled blade suspended at the top. The condemned person is secur ...

that was used in Germany for carrying out the death penalty for the next hundred years or so.. Mannhardt continued to work at clockmaking as well, particularly

turret clock A turret clock or tower clock is a clock designed to be mounted high in the wall of a building, usually in a clock tower, in public buildings such as Church (building), churches, university buildings, and town halls. As a public amenity to enab ...

s for clock towers, and equipped the clocktowers in a large number of European cities, as well as in the

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

. He died in Munich in 1878.

References

* {{DEFAULTSORT:Mannhardt, Johann 1798 births 1878 deaths People from Miesbach (district) German clockmakers 19th-century German inventors Goatherds