2822986

Information

• Patent Grant
• 2822986

• References
• Source

• Patent Number

  2,822,986

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1958
  66 years ago

• CPC

  • E01B9/14 - Plugs, sleeves, thread linings, or other inserts for holes in sleepers
  • F16B13/12 - Separate metal or non-separate or non-metal dowel sleeves fastened by inserting the screw, nail or the like
  • F16B21/165 - with balls or rollers
  • Y10T70/65 - Central control
  • Y10T403/4691 - Flange on rod bolted to side
  • Y10T403/4694 - Rod received in recessed side, e.g., socket or tapered opening, etc.
  • Y10T403/535 - with separate force-applying means
  • Y10T403/68 - Screw or cam

• US Classifications

  • 238 - Railways: surface track
  • 070 - Locks
  • 403 - Joints and connections
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener