Square embossed roof and rib plate

  • US 20040018062A1
  • Filed: 06/09/2003
  • Published: 01/29/2004
  • Est. Priority Date: 06/07/2002
  • Status: Active Grant
First Claim
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1. A mine roof support system for a mine roof bolt, comprising:

  • a square bearing plate defining a through hole positioned in a center portion of the square bearing plate and a peripheral section at least partially circumscribing the square bearing plate; and

    at least one rib member area disposed between the through hole and the peripheral section and at least partially circumscribing the bearing plate, wherein the mine roof bolt is received through the through hole.

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