Pistol Slide Racking Tool with Tapered Grips
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Solution Overview
Problem
Semi-automatic pistols require significant manual force to rack the slide, making it difficult for aged, arthritic, disabled, or those with small hands to operate safely, and existing assistive devices often compromise weapon stability and size.
Innovation Solution
A pistol slide racking tool with a main body, tapered arm members, and a cross brace system that allows easy attachment to the slide, using a rotating handle to engage tapered pads that securely grip the slide for racking without additional components on the pistol.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If prior slide assistance means with extraneous components are attached to the slide or pistol, then the pulling force required to rack the slide is reduced, but the weapon stability deteriorates and the overall size increases
Solution Approach 1:
The invention extracts the assistive function from the pistol itself by using a separate tool that attaches temporarily to the slide. The tool contains all necessary components (handle, shaft, attachment pads, linkage) in one portable unit, leaving the pistol unchanged and stable. This resolves the contradiction by providing racking assistance without modifying or adding permanent components to the weapon.
Solution Approach 2:
The racking tool serves as an intermediary device between the user's hand and the pistol slide. It mediates the force application by providing larger attachment pads that distribute pressure and a mechanical advantage system, allowing users with limited strength to rack the slide while keeping the pistol itself unchanged and stable.
2Ease of operation
If prior slide assistance means with extraneous components are attached to the slide or pistol, then the pulling force required to rack the slide is reduced, but the overall size of the weapon increases
Solution Approach 1:
The assistive components are extracted from the pistol and placed in a separate portable tool. This allows the pistol to maintain its original compact size for holstering, while the racking tool (when not in use) can be stored separately or attached to the holster, resolving the size contradiction.
Solution Approach 2:
The tool dynamically changes size during operation - compact when stored, extended when the shaft is inserted into the slide, and expanded when attachment pads are positioned on either side of the slide. This dynamic configuration allows small storage footprint but large operational footprint when needed.
3Device complexity
If a user with limited strength attempts to rack the slide manually, then no additional components are needed, but the user may not generate sufficient force and the pistol may accidentally discharge
Solution Approach 1:
The tool acts as a mechanical intermediary that amplifies the user's pulling force through the shaft and linkage mechanism. The attachment pads distribute force across a larger area of the slide, reducing the risk of slippage or incomplete racking that could lead to accidental discharge, while maintaining overall system simplicity.
Solution Approach 2:
The racking function is segmented into distinct components: handle for grip, shaft for force transmission, attachment pads for secure contact with the slide, and linkage for mechanical advantage. This segmentation allows each component to be optimized for its specific function while maintaining overall simplicity and reliability.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables users with limited strength to safely and efficiently rack the slide without compromising pistol stability or size, ensuring accurate aiming and reduced risk of accidental discharge.
Implementation Method 1
A tapered attachment pad is positioned adjacent to the inside surface of each arm member for placement adjacent to opposite sides of a pistol slide
Implementation Method 2
The shaft is rotated causing a mid-linkage member connected to the attachment pads to move the pads forward such that they are tight against the slide
Data Source
AI summary
A pistol slide racking tool has a main body with a threaded passageway through its upper section. Tapered lateral arm members extend from the upper section. Tapered attachment pads are located adjacent to each arm member. A shaft threadably engages the passageway through the main body. The shaft is connected to a handle at one end and, at the opposite end of the shaft, is in contact with a mid-linkage member located in the passageway. In order to rack the slide, the attachment pads are positioned adjacent to the sides of the slide. The shaft is rotated to move the mid-linkage member and attachment pads forward such that they are tight against the slide. Movement of the handle in the direction away from the pistol then racks the slide.