Unified Bipod Cant-Pivot Assembly With Single-Knob Tension Control

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Solution Overview

Problem

Existing firearm bipods lack the ability to simultaneously cant and pivot without separate controls for each degree of freedom, often resulting in bulkiness and increased weight, and do not offer a simple means to adjust tension for these features.

Innovation Solution

A bipod design featuring a housing with a pivot rod, locking knob, and pivot block, allowing for integrated cant and pivot functions with adjustable tension, where the locking knob controls the pivot block to enable or lock the detents, enabling seamless transition between deployed and stowed positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If separate controls are used for cant and pivot functions, then each degree of freedom can be controlled independently, but the device complexity increases and the bipod becomes bulky and heavier

Engineering Contradiction:
Improveindependent control of cant and pivotVSAvoidnumber of controls
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines the cant and pivot controls into a single locking knob mechanism. The locking knob simultaneously controls the pivot block position and the detent engagement, allowing both cant and pivot functions to be operated through one control rather than separate controls, thus reducing device complexity while maintaining independent control capability

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The locking knob serves multiple functions: it controls the pivot block to enable/disable detents, it locks the cant position, and it facilitates the transition between deployed and stowed positions. This multi-functional design reduces the number of separate controls needed while maintaining full operational capability

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

2Ease of operation

If separate controls are used for cant and pivot functions, then each degree of freedom can be controlled independently, but the bipod becomes bulkier

Engineering Contradiction:
Improveindependent control of cant and pivotVSAvoidbipod size
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent merges the cant and pivot control mechanisms into a single integrated locking knob and pivot block assembly. This consolidation eliminates the need for separate control structures, thereby reducing the overall volume of the bipod while preserving the ability to independently control both degrees of freedom

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If separate controls are used for cant and pivot functions, then each degree of freedom can be controlled independently, but the bipod weight increases

Engineering Contradiction:
Improveindependent control of cant and pivotVSAvoidbipod weight
Core Design Contradiction:
Ease of operationVSWeight of moving object

Solution Approach 1:

The patent combines multiple control functions into a single locking knob mechanism that controls both cant and pivot operations. This merging of functions reduces the total amount of metal and structural components required, thereby reducing bipod weight while maintaining independent control capability for both degrees of freedom

Inventive Principle:
Principle #5Merging (Combining)

4Device complexity

If a simple tension adjustment means is provided, then the bipod structure remains compact and lightweight, but existing designs lack this feature

Engineering Contradiction:
Improvetension adjustment mechanismVSAvoidtension adjustability
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The biasing means (spring) automatically provides tension to the pivot block, enabling the detents to engage with the housing apertures without requiring additional adjustment mechanisms. The system self-regulates the tension through the spring's inherent mechanical properties, keeping the structure compact while providing operational ease

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10627181B2Firearm bipod
Publication Date: 2020.04.21 MAGPUL INDUSTRIES
  • US10627181B2 patent drawing
  • US10627181B2 patent drawing
  • US10627181B2 patent drawing

AI summary

This disclosure describes systems, methods, and apparatus for a bipod having pivot and cant functionality built into a unified cant/pivot assembly, housing, and pivot block. Rotation of a locking knob under the housing can gradually increase or decrease friction of the cant and pivoting degrees of freedom. Sufficient loosening of the locking knob can allow a pivot block to be lifted from the housing and rotated 180°, and then retightened to lock in a given pivot position. Before this 180 rotation of the pivot block, the pivot block and hence the firearm is free to pivot up to 10°, or up to 20°, or up to 30°.