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Assault rifle back-up sight rib and support structure

  • US 7,765,730 B2
  • Filed: 12/08/2006
  • Issued: 08/03/2010
  • Est. Priority Date: 12/08/2005
  • Status: Active Grant
First Claim
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1. A back-up sight for use on a rifle or carbine configured with an optical sight or a standard issue set of sights aligned on a first sight axis substantially parallel with a central axis of the carbine'"'"'s barrel, comprising:

  • (a) a handguard or support affixed to the rifle and having an exterior surface defining at least a first attachment point;

    (b) a back-up sight configured to be releasably mounted on said handguard or support and aligned along a second sight axis parallel with the central axis of the rifle'"'"'s barrel, said back-up sight including a front sight configured to be releasably mounted distally on said handguard and a rear sight configured to be releasably mounted proximally from said front sight on said handguard and spaced from said front sight on said second sight axis; and

    (c) wherein said second sight axis is radially offset to one side of said first sight axis such that by rotating the rifle to a selected rotation angle of less than ninety degrees about the axis of the barrel, a user may look down the second sighting axis, while aiming the rifle at a target.

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