3901131

Information

• Patent Grant
• 3901131

• References
• Source

• Patent Number

  3,901,131

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1975
  49 years ago

• CPC

  • F16J9/08 - with expansion obtained by pressure of the medium
  • F16J9/00 - Piston-rings
  • F16J9/06 - using separate springs or elastic elements expanding the rings Springs therefor; Expansion by wedging
  • F16J9/063 - Strip or wire along the entire circonference
  • F16J9/066 - Spring expander from sheet metal
  • F16J9/069 - with a "C"-shaped cross section along the entire circumference
  • F16J9/20 - Rings with special cross-section Oil-scraping rings

• US Classifications

  • 092 - Expansible chamber devices
  • 277 - Seal for a joint or juncture