Telescoping Shooting Support with Pivot Joints

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Solution Overview

Problem

Existing bow shooting devices lack sufficient stabilization, especially for larger size bows with high wire tension, requiring substantial strength to maintain accuracy and stability during aiming and shooting.

Innovation Solution

An adjustable and articulated shooting support with a telescoping shaft, pivotally mounted ends, and a strap system that allows for infinite pivotal and radial adjustments, providing continuous stability and flexibility for maintaining aim.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If larger size bows with high wire tension are used, then shooting power and range are improved, but stability and accuracy deteriorate due to substantial strength requirements

Engineering Contradiction:
Improveshooting powerVSAvoidshooting stability
Core Design Contradiction:
PowerVSStability of the object's composition

Solution Approach 1:

A support device acts as an intermediary between the archer's body and the bow, providing mechanical assistance to counteract the high wire tension forces. The support device includes a shaft with pivotally mounted end fittings that connect to the archer's arm and body, creating a stable triangular support structure that enhances shooting stability without interfering with the bow or arrow components.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If the bow supporting arm is held steady to improve accuracy, then shooting accuracy is improved, but ease of operation deteriorates due to substantial strength requirements

Engineering Contradiction:
Improveshooting accuracyVSAvoidease of aiming
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The support device functions as a counterweight system that balances the forces generated by high-tension bow wires. By providing opposing support forces through the pivotally mounted fittings connected to the archer's arm and body, the device reduces the muscular effort required to hold the bow steady, thereby improving ease of operation while maintaining shooting accuracy.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

3Measurement precision

If additional stabilization devices are added to improve accuracy, then shooting accuracy is improved, but device complexity increases

Engineering Contradiction:
Improveshooting accuracyVSAvoidsupport structure complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The support device is segmented into distinct functional components: a shaft with multiple telescoping segments for length adjustment, pivotally mounted end fittings for angular adjustment, and a shoe for foot engagement. This segmentation allows each component to be optimized independently and simplifies the overall structure by breaking down the stabilization function into manageable, adjustable parts that do not interfere with the bow or arrow.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If adjustable and articulated support structures are used to provide flexibility, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improveadjustment flexibilityVSAvoidarticulated structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support device incorporates dynamic adjustment capabilities through pivotally mounted end fittings that allow infinite pivotal and radial adjustments. The shaft includes telescoping segments that can be extended or retracted to accommodate different archer sizes and shooting styles. These dynamic features enhance adaptability while maintaining relatively simple construction through the use of pivot joints and telescoping mechanisms rather than complex articulated structures.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9587899B2Shooting support
Publication Date: 2017.03.07 FREY DAN
  • US9587899B2 patent drawing
  • US9587899B2 patent drawing
  • US9587899B2 patent drawing

AI summary

In accordance with an example embodiment, there is disclosed herein a shooting support for use with a bow or a firearm. The shooting support comprises a shaft having a plurality of telescoping segments, an upper end fitting pivotally mounted to the shaft, the upper end fitting having a plate, a lower end fitting pivotally mounted to the shaft, and a fixture coupled with the lower end fitting. The fixture is sized to receive a shoe of a user operating the shooting support.