Firearm Support Lateral Adjustment Mechanism

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Solution Overview

Problem

Existing firearm supports lack a horizontal adjustment mechanism that balances ease of use and effective construction, and they do not provide a simple and inexpensive storage system for legs or a handle for easy portability.

Innovation Solution

A firearm support apparatus with a table element having legs for horizontal support, a forward cradle assembly with a lateral adjustment mechanism, and a rearward cradle assembly for vertical adjustment, along with a storage rack for leg storage and a handle for portability, featuring a horizontal adjustment mechanism that includes a mounting post, adjustment collars, and knobs for precise rifle positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a horizontal adjustment mechanism is added to the firearm support, then the ease of operation is improved, but the device complexity increases

Engineering Contradiction:
Improveease of useVSAvoidconstruction complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The adjustment mechanism uses nested components where the adjustment rod is received within the adjustment collar, and the entire adjustment assembly is mounted on the mounting post. This nesting approach allows multiple adjustment functions to be integrated into a compact structure, improving ease of operation without proportionally increasing overall device complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The horizontal adjustment mechanism is segmented into distinct functional components: mounting post, adjustment collar, adjustment rod, and locking mechanism. This segmentation allows each component to be optimized independently and simplifies manufacturing and assembly, resolving the contradiction between operational ease and construction complexity.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If a storage system for legs is incorporated into the table element, then the ease of operation is improved, but the device complexity increases

Engineering Contradiction:
ImproveportabilityVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The leg storage function is merged with the table element structure itself. The storage rack is integrated into the table's framework, and the locking arms are incorporated as part of the leg assembly. This merging allows the support apparatus to transition between deployed and stored configurations without requiring separate storage components, improving portability while minimizing structural complexity.

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If precise horizontal adjustment is enabled through a threaded mechanism, then the measurement precision is improved, but the device complexity increases

Engineering Contradiction:
Improvepositioning accuracyVSAvoidadjustment mechanism complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical positioning systems with a simple externally threaded adjustment rod that interfaces with a corresponding threaded hole in the adjustment collar. This mechanical substitution uses basic threading principles rather than complex gear or cam mechanisms, achieving precise positioning while keeping the adjustment mechanism relatively simple and easy to manufacture.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 apparatus provides a user-friendly, adjustable, and portable firearm support system that ensures accurate rifle aiming and storage, enhancing shooting accuracy and convenience by allowing easy horizontal and vertical adjustments and incorporating a storage system for the legs.

Implementation Method 1

an adjustment slide threadedly engaged with the externally threaded median portion of the lateral adjustment rod, between the pair of adjustment collars, such that rotation of the adjustment knob turns the lateral adjustment rod, thereby moving the adjustment slide laterally with respect to the adjustment plate

Methodology Applied
Scientific EffectThreading: Screw

Data Source

PatentUS8307576B1Firearm support apparatus
Publication Date: 2012.11.13 MBIP I LLC
  • US8307576B1 patent drawing
  • US8307576B1 patent drawing
  • US8307576B1 patent drawing

AI summary

A firearm support apparatus has a table element having legs for supporting the table element in a generally horizontal configuration, a forward cradle assembly mounted on a forward portion of the table element, and a rearward cradle assembly mounted on a rearward portion of the table element. The forward cradle assembly may comprise a mounting post, an adjustment plate mounted on the mounting collar and extending laterally therefrom, and a pair of adjustment collars mounted on the adjustment plate laterally spaced from one another. A lateral adjustment rod has ends engaged with the adjustment collars, and an externally threaded median portion threadedly engaged with an adjustment slide. A forward cradle is mounted on an adjustment slide for adjustable mounting a forward part of the rifle.