Alf James Rudolf Lysholm (14 December 1893 – 20 February 1973) was a Swedish engineer.[1]

Career

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Rotors for a Lysholm screw compressor

Lysholm worked for the Ljungstrom steam turbine company, where he rose to become Chief Engineer.[2]

He is noted for the invention of the rotary screw compressor, which he developed in the 1930s while working on a series of unsuccessful gas turbine engines.[3][2]

He also developed the hydraulic torque converter.[4][5]

References

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  1. ^ "Alf J R Lysholm - Svenskt Biografiskt Lexikon". Sok.riksarkivet.se. Retrieved 2014-07-22.
  2. ^ a b Meher-Homji, Cyrus B. (2000). "The Historical Development of Turbomachinery". Proceedings of the 29th Turbomachinery Symposium, Texas A&M University, 2000. pp. 281-321.
  3. ^ "Espacenet - Original document". Worldwide.espacenet.com. 1939-10-03. Retrieved 2014-07-22.
  4. ^ "Espacenet - Original document". Worldwide.espacenet.com. 1962-01-16. Retrieved 2014-07-22.
  5. ^ "Hydraulic Torque Converter Page". Railmotorsociety.org.au. Retrieved 2014-07-22.
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