Handgun Frame Conversion Adapter for Slide Compatibility

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Solution Overview

Problem

The incompatibility between handgun frames and slides of different generations, particularly the inability to seamlessly integrate single stage spring slides with frames designed for dual stage spring slides, such as Glock Gen 4 or Gen 5 frames with Gen 1, Gen 2, or Gen 3 slides, due to differences in spring configurations and frame dimensions.

Innovation Solution

A conversion adapter system that can be installed and removed from the handgun frame, featuring protrusions and notches or screw fasteners, allowing dissimilar slides, including single and dual stage spring configurations, to be used on a single frame by filling gaps and securing the adapter with tight tolerances or adhesives, effectively acting as a dust cover.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a frame is designed for dual stage spring slides (Gen 4/Gen 5), then the frame can accommodate the newer slide configuration, but it cannot accept single stage spring slides (Gen 1/Gen 2/Gen 3) with a desirable fit

Engineering Contradiction:
Improveslide compatibilityVSAvoidfit quality
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

A conversion adapter is introduced as an intermediary component between the frame and the slide. The adapter is installed into the frame's front portion and provides a interface that allows single stage spring slides to be mounted on dual stage spring frames with proper fit and alignment, eliminating the gap that would otherwise exist between the slide and frame.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If a conversion adapter is installed into the frame, then dissimilar slides can be used on the frame, but the adapter must be securely retained in the frame

Engineering Contradiction:
Improveslide interchangeabilityVSAvoidadapter retention
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The adapter is designed with a segmented structure featuring protrusions that engage with corresponding notches in the frame. This segmentation allows the adapter to be securely retained in the frame while maintaining the ability to be removed and replaced, providing both reliability and adaptability.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If the frame opening is enlarged for dual stage spring slides, then the newer slides fit properly, but older single stage spring slides create a gap between the slide and frame

Engineering Contradiction:
Improveslide installationVSAvoidgap between slide and frame
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

The conversion adapter acts as a mediator that fills the gap created by the enlarged frame opening. By installing the adapter into the frame's front portion, it provides a precise interface for single stage spring slides, eliminating the gap between the slide and frame while maintaining proper alignment and fit.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11067350B1Handgun frame conversion system
Publication Date: 2021.07.20 VIGILANT GEAR LLC
  • US11067350B1 patent drawing
  • US11067350B1 patent drawing
  • US11067350B1 patent drawing

AI summary

This invention discloses embodiments which disclose a handgun frame conversion and adapter system which provides for the conversion of use of a handgun frame from use with a first slide to use with a second and dissimilar slide (such as allowing a Glock® Gen 1, Gen 2 or Gen 3 slide to be used on a Gen 4 or Gen 5 Glock® compatible frame). Aspects of this frame conversion system include a conversion adapter which is installable and removable from the frame portion of the handgun, thereby allowing any one of a number of handgun slides to be mounted or installed on one frame.