Rotary vane pump (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Rotary vane pump" in English language version.

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andersonprocess.com

castlepumps.com

daepumps.com

espacenet.com

worldwide.espacenet.com

  • CA 3559A, Charles C. Barnes, "Rotary Pump", published 1874-06-15 
  • US 878528, Hoffmann, C., "Rotary pump for gases", published 1906, issued 1908 

patents.google.com

sciencehistory.org

digital.sciencehistory.org

  • "Plate 108: Device for two men to drain water from a marsh or foundation".

tantramarheritage.ca