3909161

Information

• Patent Grant
• 3909161

• References
• Source

• Patent Number

  3,909,161

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • F04C2/32 - having both the movement defined in groups F04C2/02 and relative reciprocation between co-operating members
  • F01C1/328 - and hinged to the outer member
  • F02B2075/027 - four

• US Classifications

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