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Flip-up aiming sight

  • US 7,921,591 B1
  • Filed: 04/30/2009
  • Issued: 04/12/2011
  • Est. Priority Date: 04/30/2009
  • Status: Expired due to Fees
First Claim
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1. An aiming system mounted on a handgun having a front, rear, top, bottom, and two lateral sides, said handgun having a frame, a slide and a fire control mechanism actuated by a trigger, said slide displaceable on said frame and forming the handgun top, said slide housing a barrel in a slide forward end, said barrel cooperatively linked with the slide and, together with the slide, defining a longitudinal firing axis, said aiming system incorporated onto the slide and comprising:

  • a front sight vertically protruding from said slide near the handgun front; and

    a rear sight mounted on the handgun slide near the handgun rear, said rear sight comprising;

    a base unit having a front, a rear, a left side, a right side, a top surface and a bottom surface, said base unit front and rear defining a base unit longitudinal axis, said base unit longitudinal axis being parallel to the handgun longitudinal firing axis;

    a flip-up lens pivotally attached to said base unit, comprising;

    an aiming lens having a perimeter portion of one color and a central portion of another color, said central portion having a geometry selected from the group consisting of;

    circle, polygon, oval, and cone; and

    a lens frame holding said aiming lens, said lens frame having distal end, a proximal end, a left side, a right side, a front surface and a rear surface, said lens frame distal and proximal ends defining a lens frame longitudinal axis, said lens frame longitudinal distance along its longitudinal axis being less than the base unit longitudinal distance along its longitudinal axis.

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