3697090

Information

• Patent Grant
• 3697090

• References
• Source

• Patent Number

  3,697,090

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1972
  52 years ago

• CPC

  • F16J9/066 - Spring expander from sheet metal
  • F16J9/069 - with a "C"-shaped cross section along the entire circumference
  • F16J9/203 - Oil-scraping rings
  • F16J9/206 - One-piece oil-scraping rings
  • F16J9/28 - of non-metals
  • Y10S277/945 - Containing fluorine
  • Y10S277/946 - PTFE

• US Classifications

  • 277 - Seal for a joint or juncture