3840238

Information

• Patent Grant
• 3840238

• References
• Source

• Patent Number

  3,840,238

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • F02F11/00 - Arrangements of sealings in combustion engines
  • F01C1/063 - with coaxially-mounted members having continuously-changing circumferential spacing between them
  • F03C1/0415 - Cylinders
  • F16J9/20 - Rings with special cross-section Oil-scraping rings
  • F02B53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines

• US Classifications

  • 277 - Seal for a joint or juncture
  • 418 - Rotary expansible chamber devices