2654284

Information

• Patent Grant
• 2654284

• References
• Source

• Patent Number

  2,654,284

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1953
  71 years ago

• CPC

  • F16B25/0021 - the material being metal
  • F16B25/0084 - characterised by geometric details of the tip
  • F16B25/103 - by means of a drilling screw-point
  • Y10T408/9042 - and radially spaced cutting edge
  • Y10T408/9046 - including tapered section

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 408 - Cutting by use of rotating axially moving tool