Dampened Rifle Recoil Rest With Progressive Spring Attenuation

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Solution Overview

Problem

Current rifle recoil rests are uncomfortable for shooters, often damage the rifle, are difficult to adjust for optimal recoil attenuation, cause target displacement, and require additional weight for effective recoil absorption, which is cumbersome.

Innovation Solution

A dampened recoil rest comprising a stationary base assembly, a rotating base assembly, a recoil attenuating assembly, and a rifle support assembly, allowing adjustable recoil attenuation without additional weight, ensuring the sight remains on the target and recoil is comfortably transferred to the shoulder.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If current designs of rests eliminate recoil completely, then shooter comfort is improved, but the rifle stock may be damaged due to excessive resistance

Engineering Contradiction:
Improveshooter comfortVSAvoiddamage to rifle stock
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The rest employs a progressive spring mechanism that dynamically adjusts resistance based on recoil force magnitude. The spring rate increases as compression increases, providing soft initial resistance for comfort while delivering increasing resistance to prevent stock damage. This dynamic response replaces fixed resistance designs.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the resistance parameter progressively during recoil events. The spring constant effectively varies with compression distance, transforming the resistance characteristic from static to variable. This allows the rest to adapt its mechanical properties during the recoil process to balance comfort and protection.

Inventive Principle:
Principle #35Parameter changes

2Object-affected harmful factors

If heavy weights are added to attenuate recoil, then recoil absorption is improved, but device complexity and convenience deteriorate

Engineering Contradiction:
Improverecoil absorptionVSAvoidadditional weight addition
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The invention extracts the heavy weight requirement from the system by using spring mechanics alone. The elastic potential energy storage and release in the spring provides recoil attenuation without adding significant mass. This eliminates the need for external weights while maintaining recoil management functionality.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the mechanical weight-based recoil absorption system with an elastic spring-based system. Instead of using mass inertia to absorb recoil energy, the system uses elastic deformation and spring force, achieving the same goal with significantly reduced weight and complexity.

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

3Object-affected harmful factors

If fixed resistance rests are used to eliminate recoil, then recoil attenuation is improved, but adaptability for different shooter preferences deteriorates

Engineering Contradiction:
Improverecoil attenuationVSAvoidadjustable recoil selection
Core Design Contradiction:
Object-affected harmful factorsVSAdaptability or versatility

Solution Approach 1:

The progressive spring mechanism provides inherently dynamic resistance that adapts to different recoil magnitudes automatically. Different rifle calibers and recoil forces naturally engage different portions of the spring's compression range, providing adaptive attenuation without manual adjustment mechanisms. This satisfies different shooter preferences through the physics of the system rather than mechanical adjustment.

Inventive Principle:
Principle #15Dynamics

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 solution effectively absorbs and attenuates recoil, preventing rifle damage, maintaining target alignment without additional weight, and providing a comfortable shooting experience.

Implementation Method 1

two pair of coil springs for absorbing or attenuating the recoil

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

two pair of coil springs for absorbing or attenuating the recoil

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS8245431B2Dampened recoil rest for supporting a rifle
Publication Date: 2012.08.21 WERNER THEODORE J
  • US8245431B2 patent drawing
  • US8245431B2 patent drawing
  • US8245431B2 patent drawing

AI summary

A dampened recoil rest for supporting a rifle for enabling a shooter to operate the rifle with adjustable attenuation of recoil felt by the shooter, eliminating damage to the rifle by progressively absorbing or attenuating recoil, with the sight remaining on the target thereby eliminating a need to reacquire the target, without having to add additional weight to absorb the recoil, and with comfortable transfer of the recoil from the rifle to the shooter's shoulder. The rest includes a stationary base assembly, a rotating base assembly, a recoil attenuating assembly, and a rifle support assembly. The stationary base assembly is for attaching to a bench top. The rotating base assembly is rotatably attached to the stationary base assembly. The recoil attenuating assembly is operatively connected to the rotating base assembly. The rifle support assembly is operatively connected to the recoil attenuating assembly and is for supporting the rifle.