3851993

Information

• Patent Grant
• 3851993

• References
• Source

• Patent Number

  3,851,993

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  50 years ago

• CPC

  • A47L15/4225 - Arrangements or adaption of recirculation or discharge pumps
  • D06F39/085 - Arrangements or adaptations of pumps
  • F04D29/2233 - entirely open or stamped from one sheet
  • F04D29/445 - especially adapted for liquid pumps
  • Y02B40/52 - Motor speed control of drum or pumps
  • Y10S415/911 - Pump having reversible runner rotation and separate outlets for opposing directions of rotation

• US Classifications

  • 415 - Rotary kinetic fluid motors or pumps