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Folding stack improvements

  • US 7,987,623 B1
  • Filed: 08/13/2010
  • Issued: 08/02/2011
  • Est. Priority Date: 11/02/2007
  • Status: Expired due to Fees
First Claim
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1. A firearm adapter, comprising:

  • an upper plate member on the adapter having an upper side and a lower side;

    a clamp on the upper side of the adapter member, the clamp having clamp edges for allowing the adapter to be clamped to picatinny rails located beneath a firearm, the upper plate member having an indention in the lower side, the indentation having a first end wall and a second end wall, which is opposite to the first end wall;

    a swing plate pivotally attached to the first end wall of the indentation, the swing plate having a lower surface with picatinny side edges for supporting an accessory thereon; and

    a sliding switch on the adapter for allowing the swing plate to be released from a horizontal locked position to be able to rotate to a substantially vertical position.

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