1816673

Information

• Patent Grant
• 1816673

• References
• Source

• Patent Number

  1,816,673

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1931
  93 years ago

• CPC

  • F16B39/24 - by means of washers, spring washers, or resilient plates that lock against the object
  • Y10S411/958 - Coiled washer
  • Y10S411/96 - Friction
  • Y10S411/981 - Coiled washer
  • Y10T29/4987 - Elastic joining of parts

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 029 - Metal working
  • 140 - Wireworking