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Drzewiecki drop collar

The Drzewiecki drop collar was an external torpedo launching system most commonly used by the French and Imperial Russian Navies in the first two decades of the 20th century. It was designed by Stefan Drzewiecki, a Polish engineer and inventor. He designed and built the first submarine in the world with electric battery-powered propulsion (1881).

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Drzewiecki drop collar

Nodes11
Edges10
Triples0
Avg. degree1.82
Density0.181818
Components1

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drop collar could torpedo french drzewiecki system first designed rotated firing submarine russian navies hull external launching commonly used imperial

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