1843338

Information

• Patent Grant
• 1843338

• References
• Source

• Patent Number

  1,843,338

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1932
  93 years ago

• CPC

  • F04B9/02 - the means being mechanical
  • F04B27/0456 - to cylindrical distribution members
  • F04B27/0612 - rotary cylinder block
  • F04B39/0027 - Pulsation and noise damping means
  • F04B39/0238 - with oil distribution channels
  • F04B39/04 - Measures to avoid lubricant contaminating the pumped fluid

• US Classifications

  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices
  • 417 - Pumps