3671146

Information

• Patent Grant
• 3671146

• References
• Source

• Patent Number

  3,671,146

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1972
  52 years ago

• CPC

  • F01C21/18 - Arrangements for admission or discharge of the working fluid
  • F01C1/3442 - the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
  • F01C20/26 - using bypass channels
  • F01C21/06 - Heating Cooling Heat insulation

• US Classifications

  • 417 - Pumps
  • 418 - Rotary expansible chamber devices