Shotgun Choke Selection Through Clay Target Impact Estimation

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Solution Overview

Problem

Existing skeet shooting methods rely heavily on personal observation and experience for selecting the optimal shotgun choke, lacking precise instrumentation for determining the point of impact between the clay target and the shot, which is crucial for accurate shooting.

Innovation Solution

A method and system for selecting a choke based on estimating the position of the point of impact between a clay target and a shot using trajectory models and reaction time, without requiring dedicated instrumentation, by calculating the impact distance and selecting the appropriate choke from a plurality of options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If sophisticated equipment such as camera or radar system is used to measure the position of the clay target, then measurement precision is improved, but device complexity and cost increase

Engineering Contradiction:
Improveposition of the clay targetVSAvoidinstrumentation equipment
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent uses a pre-calculated trajectory model (a computational copy) to represent the clay target's flight path instead of physically tracking the target with complex instrumentation. This model copy allows position estimation without sophisticated measurement equipment.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The trajectory model is calculated and stored in advance before the shooting event occurs. By pre-computing the clay target's flight path based on standardized parameters, the system eliminates the need for real-time complex measurement equipment during the actual shooting.

Inventive Principle:
Principle #10Preliminary action

2Device complexity

If direct observation and personal experience are used for choke selection, then device complexity is reduced, but manufacturing precision and reliability of shot placement deteriorate

Engineering Contradiction:
Improveselection systemVSAvoidshot placement accuracy
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The system uses automatically recorded shooting data (reaction time, trajectory model) to determine the point of impact and recommend optimal choke selection, eliminating the need for manual observation and subjective judgment while improving precision.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system incorporates feedback from recorded shooting parameters and trajectory modeling to objectively determine the point of impact, replacing subjective human observation with data-driven analysis that improves shot placement accuracy.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12455141B2Method and system for estimating the position of the point of impact between a clay target released from a launching machine and a shot fired from the shotgun, choke selection based on said estimate
Publication Date: 2025.10.28 FABBRICA DARMI PIETRO BERETTA SPA
  • US12455141B2 patent drawing
  • US12455141B2 patent drawing
  • US12455141B2 patent drawing

AI summary

A method for selecting a choke from among a plurality of chokes to be applied to a barrel of a shotgun during a skeet shooting session is provided. The method involves firing at least one shot, after each shot fired, estimating a position of a point of impact between a clay target released from a launching machine and a shot fired from the shotgun of a shooter, calculating an impact distance between a position of the shooter and the estimated position of the point of impact, and selecting the choke as a function of the impact distance or of an average of impact distances obtained from a plurality of estimates of positions of the point of impact made after each one of a plurality of shots.