1986272

Information

• Patent Grant
• 1986272

• References
• Source

• Patent Number

  1,986,272

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1935
  90 years ago

• CPC

  • F04C23/02 - Pumps characterised by combination with or adaptation to specific driving engines or motors
  • F04C18/348 - the vanes positively engaging, with circumferential play, an outer rotatable member
  • F04C29/0042 - Driving elements, brakes, couplings, transmissions specially adapted for pumps

• US Classifications

  • 417 - Pumps
  • 418 - Rotary expansible chamber devices