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Friedrich Wilhelm Pleuger. Friedrich Wilhelm Pleuger (born 6 April 1899 in Bonn; died 9 October 1972 in Hamburg) was a German engineer and entrepreneur who developed and patented a number of inventions, in particular water-filled electric motors, submersible pumps and ship rudder systems.
A 16th-century Islamic painting depicting Alexander the Great being lowered in a glass submersible. The concept of underwater transport has roots deep in antiquity. There are images of men using hollow sticks to breathe underwater for hunting at the temples at Thebes, and the first known military use occurred during the siege of Syracuse (415–413 BC), where divers cleared obstructions ...
The first non-submersible ('unimmergible') lifeboat is credited to Lionel Lukin, an Englishman who, in 1784, modified and patented a 20-foot (6.1 m) Norwegian yawl, fitting it with water-tight cork-filled chambers for additional buoyancy and a cast iron keel to keep the boat upright.
In 1960, Jacques Piccard and Don Walsh were the first people to explore the deepest part of the world's ocean, and the deepest location on the surface of the Earth's crust, in the bathyscaphe Trieste designed by Auguste Piccard. Historical deep-submergence vehicles. A deep-submergence vehicle (DSV) is a deep-diving crewed submersible that is ...
The first submersible to be used in war was designed and built by American inventor David Bushnell in 1775 as a means to attach explosive charges to enemy ships during the American Revolutionary War. The device, dubbed Bushnell's Turtle , was an oval-shaped vessel of wood and brass.
Model of Plongeur at the Deutsches Museum, Munich, showing the lifeboat detached Drawings for Plongeur. In 1859 the Board of Construction (Conseil des travaux) called naval engineers for designs for a submarine and reviewed three, choosing that submitted by Siméon Bourgeois (later Admiral) and Charles Brun, naming the project Plongeur [2] with the code name Q00.
In another wild turn of events, one of the passengers aboard the missing Titanic submarine has a close connection to the famous shipwreck the vessel set out to visit.
A lifeboat was first placed at Aberystwyth in 1843. Management of the station was taken over by the Royal National Lifeboat Institution (RNLI) in 1862. In 2023, the station received a new B-class (Atlantic 85) Inshore lifeboat, RNLB Florence and Ernest Bowles (B-937), which is launched by submersible tractor.
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