US12385707 - Modular trigger control unit for firearms

The patent describes a modular trigger control unit designed for easy installation on a firearm’s grip frame, featuring a locking block and a pin for secure attachment. The unit incorporates a protruding tab and slide rails that ensure proper alignment and stability when mounted.

Claim 1

1. An apparatus, comprising: a trigger control unit configured to be removably installed on a grip frame of a firearm, the trigger control unit comprising: a locking block; and a pin configured to traverse through both the trigger control unit and the grip frame, wherein: the trigger control unit has a protruding tab protruding rearward with respect to the firearm, the locking block comprises a pair of slide rails extending forward with respect to the firearm, with each slide rail of the pair of slide rails having a flat wall extending downward or upward with respect to the grip frame when the trigger control unit is installed on the grip frame, the trigger control unit is secured to the grip frame by: the protruding tab received in a recess on an interior wall of a beavertail portion of the grip frame; the pin; and one or more first physical features on the trigger control unit mating with one or more second physical features on the grip frame. a trigger control unit configured to be removably installed on a grip frame of a firearm, the trigger control unit comprising: a locking block; and a pin configured to traverse through both the trigger control unit and the grip frame, a locking block; and a pin configured to traverse through both the trigger control unit and the grip frame, wherein: the trigger control unit has a protruding tab protruding rearward with respect to the firearm, the locking block comprises a pair of slide rails extending forward with respect to the firearm, with each slide rail of the pair of slide rails having a flat wall extending downward or upward with respect to the grip frame when the trigger control unit is installed on the grip frame, the trigger control unit is secured to the grip frame by: the protruding tab received in a recess on an interior wall of a beavertail portion of the grip frame; the pin; and one or more first physical features on the trigger control unit mating with one or more second physical features on the grip frame. the trigger control unit has a protruding tab protruding rearward with respect to the firearm, the locking block comprises a pair of slide rails extending forward with respect to the firearm, with each slide rail of the pair of slide rails having a flat wall extending downward or upward with respect to the grip frame when the trigger control unit is installed on the grip frame, the trigger control unit is secured to the grip frame by: the protruding tab received in a recess on an interior wall of a beavertail portion of the grip frame; the pin; and one or more first physical features on the trigger control unit mating with one or more second physical features on the grip frame. the protruding tab received in a recess on an interior wall of a beavertail portion of the grip frame; the pin; and one or more first physical features on the trigger control unit mating with one or more second physical features on the grip frame.

Google Patents

https://patents.google.com/patent/US12385707

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12385707