Invention Obry gyroscope (c. 1895 - )

c. 1895
Alternative Names
  • Obry Apparatus Torpedo Gyroscope (Alternative name)


The Obry gyroscope was developed by Austrian Naval officer Ludwig Obry. It was purchased by engineer Robert Whitehead c. 1898 and incorporated into his torpedo designs, addressing the issue of stability.

Related entries

Published resources

The History of the Torpedo Exhibitions

Journal Articles

  • Sypher, J. H., 'Notes on the Obry device for torpedoes', The Proceedings of the United States Naval Institute, vol. 23, No. 4, Whole No. 84, 1897, pp. 655-661. Details

Letters Patents

  • Obry, L., Device for starting torpedoes, United States Patent Office, 21 March 1899. Details

Sources used to compile this entry: Gyro History, Nu-Tek Aircraft Instruments Inc.,

Prepared by: Rebecca Rigby