Pistol Slide Racking Assist Device Dovetail Mechanism
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Solution Overview
Problem
Manually pulling the pistol slide rearward is a frequent and often forceful operation required for reloading, unloading, and clearing malfunctions, which can be strenuous and inefficient.
Innovation Solution
A slide racking assist device with a two-piece design, comprising a cover plate adaptor and a detachable rack plate interconnected via sliding dovetail joinery, featuring opposed side protrusions for easy gripping, replaces the traditional slide cover plate and facilitates pulling the slide rearward with minimal force.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional slide cover plate is used on conventional striker fired pistols, then the pistol structure remains simple and compatible with existing designs, but the operation of pulling the slide rearward requires significant force and is physically strenuous
Solution Approach 1:
The slide cover plate is segmented into a two-piece assembly: an adaptor that replaces the traditional cover plate and a separate rack plate that attaches to the adaptor. This segmentation allows the rack plate to provide enhanced gripping surfaces (opposed side protrusions) that reduce the force needed to pull the slide rearward, while the adaptor maintains compatibility with conventional pistol slides. The segmented design thus improves ease of operation without requiring complete redesign of the entire slide assembly.
Solution Approach 2:
The adaptor serves as an intermediary component between the traditional slide cover plate interface and the enhanced rack plate assembly. It interfaces with the conventional pistol slide through standard mounting methods while providing a mounting surface for the rack plate. This intermediary allows the system to benefit from both traditional compatibility and enhanced operational ease through the rack plate's gripping features.
2Ease of operation
If the slide cover plate is replaced with an adaptor and rack plate assembly, then the ease of pulling the slide rearward is improved, but the manufacturing and assembly process becomes more complex
Solution Approach 1:
By segmenting the cover plate into separate adaptor and rack plate components, each part can be manufactured independently using standard machining processes. The adaptor can be produced as a simple replacement for traditional cover plates, while the rack plate can be manufactured with its gripping protrusions as a separate operation. This segmentation actually simplifies manufacturing compared to creating a single complex integrated component, as each piece can be optimized for its specific function and assembled through straightforward attachment.
3Force
If opposed side protrusions are added to the rack plate for finger engagement, then the force required to pull the slide rearward is reduced, but the device complexity increases
Solution Approach 1:
The rack plate features opposed side protrusions that extend laterally beyond the sidewalls of the slide, creating localized gripping surfaces at specific points where finger engagement is needed. This local quality enhancement provides mechanical advantage for pulling the slide rearward without requiring complex structural changes throughout the entire rack plate. The protrusions are concentrated only where needed for finger engagement, maintaining simplicity in other areas of the component.
Data Source
AI summary
A slide devise for facilitating grasping and pulling a pistol slide rearward during various pistol operations. The slide device facilitates pulling back the pistol slide utilizing relatively little force. The device includes an adaptor and a rack plate interconnected by a sliding dovetail joinery. The adaptor replaces the traditional slide cover plates on conventional striker fired pistols. The rack adaptor has an integral interface shoe, which seats within a complementary channel in the rack plate. The rack plate has a pair of opposed side protrusions or wings that are configured to fit or be engaged by the fingers or hand of the user, so as to allow the user to easily pull the pistol slide rearward.