2977939

Information

• Patent Grant
• 2977939

• References
• Source

• Patent Number

  2,977,939

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  63 years ago

• CPC

  • F02B53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines
  • F02B2075/027 - four
  • F02B2730/017 - with rotating elements fixed to the housing or on the piston
  • Y02T10/17 - Non-reciprocating piston engines

• US Classifications

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