Modular Holster Insert Assembly for Firearm-Specific Retention
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Solution Overview
Problem
Existing holster manufacturing methods, such as two-piece and one-piece construction, face limitations in design flexibility, mechanical strength, and cost due to reliance on fasteners, which can lead to material failure and increased production costs from complex mold configurations.
Innovation Solution
A method involving molding customizable inner and outer holster components separately, with internal and external features conforming to specific firearm designs, allowing for secure retention and interchangeability, while using a standardized outer holster with optional accessories like firearm retention mechanisms and optic shrouds, and allowing for material covering on the exterior.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If two-piece construction method is used, then manufacturing is simplified, but mechanical strength deteriorates due to fasteners being the weak link
Solution Approach 1:
The holster is divided into two separate components: an outer holster molded without fasteners and an inner holster that integrates all fastening features. This segmentation allows the outer holster to be manufactured simply while the inner holster provides the structural strength through integrated snap-fit and friction-fit mechanisms.
Solution Approach 2:
The fastening system is extracted from the outer holster and concentrated entirely within the inner holster. This removes the weak link from the overall structure, as the inner holster's integrated fasteners (snaps, friction fits) provide the necessary mechanical strength without compromising the outer holster's manufacturing simplicity.
2Ease of manufacture
If two-piece construction with fasteners is used, then assembly is simplified, but device complexity increases due to space required for fasteners
Solution Approach 1:
Multiple fastening functions (snaps, friction fits, retention mechanisms) are merged into the inner holster as integrated features rather than separate components. This consolidation eliminates the need for additional fastener hardware and reduces the overall holster size while maintaining assembly simplicity.
Solution Approach 2:
The inner holster is nested within the outer holster, with the inner holster's fastening features integrated into its structure. This nesting approach allows the fastening mechanisms to be contained within the holster's overall form factor without requiring additional external space.
3Strength
If one-piece injection molding is used, then mechanical strength is improved, but design flexibility deteriorates due to core pull limitations
Solution Approach 1:
The holster is segmented into an outer holster (molded for strength) and an inner holster (molded for design flexibility). The inner holster can incorporate complex features like moving parts, retention mechanisms, and firearm-specific contours that would be difficult in a one-piece design, while the outer holster provides the structural strength through injection molding.
Solution Approach 2:
The design flexibility requirements are extracted and concentrated in the inner holster, which can be molded with complex features without compromising the outer holster's structural integrity. This allows features like internal moving parts and firearm-specific contours to be implemented while maintaining overall mechanical strength.
4Adaptability or versatility
If multiple mold configurations are used for different firearms, then customization is improved, but manufacturing cost increases
Solution Approach 1:
The outer holster is designed as a universal component that can accommodate multiple firearm types through a standardized interface. The customization for different firearms is achieved through interchangeable inner holsters rather than different outer holsters, allowing one mold to produce multiple holster configurations.
Solution Approach 2:
The holster system is segmented into a universal outer holster and firearm-specific inner holsters. This allows the expensive outer holster mold to be used repeatedly for different firearm types, while only the less expensive inner holsters need to be customized for each firearm model, significantly reducing overall manufacturing costs.
Data Source
AI summary
Provided in this disclosure is a method for manufacturing a customizable holster. Steps are provided of molding inner holster components, including molding internal surfaces that conform to shapes of respective portions of a desired firearm design. Other substeps include molding external surfaces that conform to the shape of portions of an external mating surface of an inner holster. The inner holster components are mated to form an inner holster having an internal contact surface that conforms to the firearm design, to securely receive and retain a respective firearm within the inner holster. An outer holster is molded having an interior defined by an internal mating surface that conforms with the external mating surface of the inner holster. The inner holster is then mated to the outer holster such that the external mating surface of the inner holster is received within the internal mating surface of the outer holster.