Folding Target Stand With Adjustable Legs For Rough Terrain

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Solution Overview

Problem

Existing target stands are cumbersome to transport, not easily adaptable to uneven terrain, and suffer from structural damage due to their complexity and proximity to projectiles, limiting their usability on various surfaces like rock or concrete.

Innovation Solution

A folding target stand with adjustable leg assemblies and pivot bars that allow independent height and angle adjustments, enabling secure positioning on rough terrain and easy storage, featuring a lightweight and collapsible design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional target stands use legs driven into the earth for support, then stability on soft ground is improved, but they cannot be used on impenetrable surfaces such as rock, asphalt, or concrete

Engineering Contradiction:
Improveadaptability to different surfacesVSAvoidsupport stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent changes the fundamental support parameter from ground-penetrating legs to surface-distributing base members. The base members spread the stand's weight over a larger surface area, enabling stable placement on hard surfaces like rock, asphalt, and concrete without requiring penetration into the ground.

Inventive Principle:
Principle #35Parameter changes

2Strength

If target stands use rigid frameworks with multiple fasteners for erection, then structural strength is improved, but ease of assembly and disassembly deteriorates

Engineering Contradiction:
Improvestructural strengthVSAvoidease of assembly
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The patent divides the target stand into separable components: a frame structure and removable base members. This segmentation allows the base members to be easily attached and detached from the frame, enabling quick setup and breakdown without complex fastening operations, while maintaining structural integrity when assembled.

Inventive Principle:
Principle #1Segmentation

3Stability of the object's composition

If target stands use complex frameworks with multiple parts, then structural stability is improved, but ease of repair and replacement deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of repair
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

By segmenting the stand into a frame and removable base members, the patent enables easy repair and replacement. If a base member becomes damaged or worn, it can be independently removed and replaced without affecting the frame structure or requiring disassembly of multiple fasteners, significantly simplifying maintenance operations.

Inventive Principle:
Principle #1Segmentation

4Ease of manufacture

If target stands use fixed-structure designs, then manufacturing simplicity is improved, but adaptability to uneven terrain deteriorates

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidadaptability to uneven terrain
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The patent introduces adjustability to the base members, transforming the stand from a fixed-structure design to a dynamic one. The base members can be adjusted to accommodate uneven terrain conditions, allowing the stand to adapt to various ground surfaces while maintaining relative simplicity in manufacturing through modular design.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8608170B2Target stand
Publication Date: 2013.12.17 BALL TERRY
  • US8608170B2 patent drawing
  • US8608170B2 patent drawing
  • US8608170B2 patent drawing

AI summary

A target stand is disclosed that comprises a target frame supported on a shelf having a pair of legs mounted in spaced relation. The legs pivotal and adjustable between a storage position and a shooting position. The storage position having the target frame intermediate to and parallel to the legs. The shooting position having the legs in a generally non-parallel configuration to support the target frame in a predetermined shooting position. The target frame supporting a target either above or below the pivotal connection between the legs and the target frame. The legs adapted to be secured to the target frame thus resisting pivoting and adjusting to hold the legs in a non-symmetrical orientation to accommodate rough terrain.