3385374

Information

• Patent Grant
• 3385374

• References
• Source

• Patent Number

  3,385,374

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1968
  56 years ago

• CPC

  • B63H1/28 - Other means for improving propeller efficiency
  • B63H1/18 - with means for diminishing cavitation
  • B63H1/20 - Hubs Blade connections
  • B63H1/26 - Blades
  • B63H2001/286 - Injection of gas into fluid flow to propellers, or around propeller blades
  • B63H2023/346 - comprising hollow shaft members

• US Classifications

  • 416 - Fluid reaction surfaces