3785757

Information

• Patent Grant
• 3785757

• References
• Source

• Patent Number

  3,785,757

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1974
  50 years ago

• CPC

  • F01C21/089 - for synchronised movement of the vanes
  • G01F3/065 - sliding-vane meters
  • G01F15/00 - Details of, or accessories for, apparatus of the preceding groups insofar as such details or appliances are not adapted to particular types of such apparatus

• US Classifications

  • 418 - Rotary expansible chamber devices
  • 073 - Measuring and testing