2198817

Information

• Patent Grant
• 2198817

• References
• Source

• Patent Number

  2,198,817

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1940
  84 years ago

• CPC

  • F01C1/077 - having toothed-gearing type drive
  • F02B53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines
  • F02B2075/027 - four
  • Y10T74/19195 - Progressive

• US Classifications

  • 418 - Rotary expansible chamber devices
  • 074 - Machine element or mechanism
  • 475 - Planetary gear transmission systems or components