Bolt Action Conversion Kit Eliminates Gas Cycling for Precision
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Solution Overview
Problem
Conventional semi-automatic rifles lack precision due to unintended movement caused by bolt cycling before the bullet leaves the barrel, leading to reduced accuracy and increased ammunition usage.
Innovation Solution
A bolt action conversion kit that converts a semi-automatic firearm into a bolt single action firearm, eliminating the need for gas ports and gas tubes, allowing manual loading and ejection, and retaining the original barrel components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a semi-automatic rifle uses gas-powered bolt cycling, then automatic reloading is achieved, but precision and accuracy deteriorate due to unintended movement during bolt cycling
Solution Approach 1:
The patent removes the gas-powered automatic bolt cycling mechanism from the semi-automatic rifle, extracting the source of unwanted movement. By eliminating the gas port, gas tube, and automatic cycling components, the rifle becomes a bolt-action firearm where the shooter manually controls when the bolt cycles, thereby preventing unintended movement during the shooting process and improving accuracy.
2Productivity
If a semi-automatic rifle uses gas energy to cycle the bolt assembly, then automatic reloading is enabled, but muzzle velocity and kinetic energy decrease due to energy loss
Solution Approach 1:
The patent extracts the gas-powered automatic cycling system by removing the gas port and related components. This eliminates the diversion of propellant gas energy that previously powered the bolt assembly, thereby retaining all available energy in the projectile and increasing muzzle velocity and kinetic energy.
3Ease of operation
If a semi-automatic rifle allows easy trigger pulling, then shooting simplicity is improved, but ammunition consumption increases due to natural reaction to shoot more rounds
Solution Approach 1:
The patent inverts the operation mode from automatic semi-automatic to manual bolt-action. Instead of the trigger initiating automatic reloading, the shooter must manually cycle the bolt to load each round. This reversal of the operational sequence makes the shooter more deliberate and conscious of ammunition consumption, reducing unnecessary rounds fired.
Data Source
AI summary
The present disclosure relates to kits and associated methods for converting a semi-automatic firearm into a bolt single action firearm, as well as the converted firearm itself. The kit includes a housing (e.g. upper receiver) that accommodates a bolt carrier and a charging handle and a carrier key, if desired. The housing has ends which mount to the existing lower receiver of the semi-automatic firearm to convert the semi-automatic firearm into a manual bolt-action firearm.