Modular Bore Sight Arbor System for Multi-Caliber Firearm Alignment

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Solution Overview

Problem

Existing laser bore sights are not adaptable to different calibers of firearms, leading to inaccuracies and the need for multiple purchases, and previous solutions like arbors have caused movement and damage issues.

Innovation Solution

A bore sight system with a modular arbor design, featuring a tubular housing with internal channels and end caps that securely fit different calibers, allowing the same bore sight to be used across various firearms by switching arbors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a bore sight is configured to fit a specific caliber of firearm, then the bore sight can provide accurate laser alignment for that caliber, but the bore sight cannot be used with different calibers of firearms

Engineering Contradiction:
Improvelaser alignment accuracyVSAvoidcaliber compatibility
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The system divides the bore sight into two independent segments: a universal bore sight unit and caliber-specific arbors. The bore sight itself remains unchanged while multiple arbors with different exterior configurations allow the same bore sight to fit different calibers. This segmentation resolves the contradiction by making the arbors the adaptable component rather than the entire bore sight assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bore sight unit is designed with universal functionality to work with multiple calibers through the arbor interface. The laser alignment capability serves all calibers uniformly, while the arbors provide the caliber-specific adaptation. This multi-functionality approach allows one bore sight unit to serve multiple purposes across different firearm calibers.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of operation

If arbors are designed to accept bore sights by allowing them to slide into the rear opening, then the bore sight can be easily installed, but the bore sight may move slightly within the arbor causing sighting inaccuracies or slide out causing damage

Engineering Contradiction:
Improvebore sight installationVSAvoidbore sight stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The bore sight is nested within the arbor structure, with the arbor's end cap providing an enclosing environment. The end cap receives the bore sight and provides lateral confinement through its wall, creating a nested arrangement where the bore sight is securely housed within the arbor assembly. This nesting provides both ease of installation and operational stability.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The end cap acts as an intermediary element between the bore sight and the external environment. It provides the lateral confining surface that stabilizes the bore sight within the arbor while still allowing the bore sight to be installed and removed. The end cap mediates between the need for easy installation and the need for secure retention.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

The system provides secure and accurate laser alignment across multiple calibers, eliminating the need for multiple bore sights and reducing the risk of movement and damage, while maintaining precision and convenience.

Implementation Method 1

a laser mounted within the exterior housing. The laser has an activation switch

Methodology Applied
Scientific EffectLaser: Laser

Data Source

PatentUS11585636B2Bore sight with arbor system
Publication Date: 2023.02.21 OSPREY GLOBAL LLC
  • US11585636B2 patent drawing
  • US11585636B2 patent drawing

AI summary

A laser bore sight with arbor system is disclosed which includes a bore sight with a housing, a laser and an activation switch. The system also includes a plurality of arbors, each arbor having a sleeve with an interior channel configured to be received the bore sight. Each arbor is configured to fit within the bore and/or breach of a firearm. The exterior configuration of each arbor is different and specifically configured to fit a specific caliber of firearm. The sleeve has a rear end to which is coupled an end cap having and opening through which the bore sight activation switch extends.