3777721

Information

• Patent Grant
• 3777721

• References
• Source

• Patent Number

  3,777,721

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1973
  51 years ago

• CPC

  • H01M10/52 - Removing gases inside the secondary cell
  • F02B53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines
  • F02B2053/005 - Wankel engines
  • F02B2730/018 - with piston rotating around an axis passing through the gravity centre, this piston or the housing rotating at the same time around an axis parallel to the first axis
  • Y02T10/17 - Non-reciprocating piston engines
  • Y10S60/901 - Exhaust treatment special to rotary internal combustion engines

• US Classifications

  • 123 - Internal-combustion engines
  • 060 - Power plants