3858559

Information

• Patent Grant
• 3858559

• References
• Source

• Patent Number

  3,858,559

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • F01C1/3442 - the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
  • F01C21/089 - for synchronised movement of the vanes
  • F02B53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines

• US Classifications

  • 123 - Internal-combustion engines
  • 418 - Rotary expansible chamber devices