Replaceable Barrel Block for PCP Air Rifles
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Solution Overview
Problem
Existing air rifles and pistols with pneumatic systems are limited to a single barrel caliber, making it difficult and risky for users to replace barrels of different calibers, requiring specialized equipment and expertise, and taking a long time.
Innovation Solution
A two-part system comprising a lower block and a replaceable upper block allows for easy swapping of barrels and components of different calibers without additional tools, ensuring secure and efficient replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If barrel replacement is performed using traditional methods, then different calibers can be used, but the process requires specialized equipment and expertise, is time-consuming, and poses safety risks
Solution Approach 1:
The gun is divided into two separate blocks: a lower block that remains fixed and an upper block containing the barrel and related components that can be easily removed and replaced. This segmentation allows the upper block to be swapped without affecting the lower block, enabling caliber changes without complex disassembly procedures
Solution Approach 2:
The lower block is designed with universal features that can accommodate multiple types of upper blocks with different calibers. The standardized interface and mounting mechanism allow a single lower block to work with various upper blocks, enabling one gun platform to support multiple calibers through simple block replacement
2Adaptability or versatility
If barrel replacement is performed using traditional methods, then different calibers can be used, but the process takes a long time
Solution Approach 1:
By separating the barrel and related components into a pre-assembled upper block, the replacement process is reduced to simply removing and installing this single unit. This eliminates the time-consuming steps of individually handling multiple small components and their precise reassembly
Solution Approach 2:
The upper block is pre-assembled with all necessary components (barrel, ammunition needle, spring, loading lever, etc.) configured and matched before being installed on the gun. This preliminary preparation ensures that when replacement is needed, the user simply swaps the entire pre-configured block without needing to perform complex assembly operations on-site
3Adaptability or versatility
If barrel replacement is performed using traditional methods, then different calibers can be used, but mistakes during mounting can cause serious bodily damage
Solution Approach 1:
By isolating the barrel and sensitive components into a self-contained upper block, the system reduces the risk of errors during caliber changes. The user replaces the entire upper block as a unit rather than handling individual components, eliminating mistakes related to incorrect component matching or improper assembly that could lead to safety incidents
Solution Approach 2:
The upper block acts as an intermediary that interfaces between the user and the sensitive internal components. By providing a standardized, pre-configured block with all components properly matched, it mediates the complexity and risk of caliber replacement, allowing users to change calibers safely without needing specialized knowledge of the internal component relationships
Data Source
AI summary
Invention relates to a replaceable barrel block allowing use of barrels of different calibers on a rifle or pistol by means of providing two blocks consisting of barrel and other equipment on the barrel and manually mountable by the user without need for any additional mounting kits for manual and semi-automatic air rifles and air pistols operated pneumatically.