2817131

Information

• Patent Grant
• 2817131

• References
• Source

• Patent Number

  2,817,131

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1957
  67 years ago

• CPC

  • F16B5/0642 - the plates being arranged one on top of the other and in full close contact with each other
  • E04F13/0812 - fixed by means of spring action
  • F16B5/0657 - at least one of the plates providing a raised structure
  • F16B5/0664 - at least one of the sheets or plates having integrally formed or integrally connected snap-in-features
  • F16B12/38 - using snap-action elements
  • Y10T24/45545 - forming total external surface of projection
  • Y10T24/45921 - having shape facilitating impaling of mounting surface
  • Y10T24/49 - Fastener destructively secured by reshaping distortion force [e.g., ductile fastener]

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.
  • 040 - Card, picture, or sign exhibiting
  • 052 - Static structures
  • 249 - Static molds
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener