3902464

Information

• Patent Grant
• 3902464

• References
• Source

• Patent Number

  3,902,464

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • F01C1/3564 - the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
  • F01C11/00 - Combinations of two or more machines or engines, each being of rotary-piston or oscillating-piston type
  • F02B2075/027 - four

• US Classifications

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