Modular Animal Gait Walkway With Adjustable Channel Width

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Solution Overview

Problem

Existing animal gait analysis devices lack modularity, scalability, ease of maintenance, and signal acquisition accuracy, particularly when accommodating animals of different body types or requiring specific experimental designs, and are often cumbersome and expensive to upgrade.

Innovation Solution

An animal gait analysis apparatus with a testing platform and footprint signal modules that are mechanically and electrically connectable to form customizable walking paths, featuring a testing enclosure with adjustable side panels and movable partitions, and a control device to manage these components for precise gait analysis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If optical refraction systems with glass plates are used, then footprint detection capability is improved, but system complexity and maintenance difficulty increase

Engineering Contradiction:
Improvefootprint detection capabilityVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces the optical refraction system with glass plates with a pressure sensor-based detection system. The pressure sensing plate directly detects foot contact through mechanical pressure, eliminating the need for complex optical components, light sources, and reflection-based detection mechanisms. This substitution simplifies the overall system structure while maintaining footprint detection capability.

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

2Device complexity

If fixed-dimensional walking channels are used, then device structure is simplified, but adaptability to different animal body types deteriorates

Engineering Contradiction:
Improvedevice structureVSAvoidadaptability to different animal body types
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent implements adjustable side panels that can change spacing dynamically to accommodate animals of different body types. The side panels can be moved along guide rails to create walking channels of various widths, transforming a static structure into a dynamic, adaptable system that maintains simplicity while providing versatility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The pressure sensing plate serves multiple functions: it detects foot contact, measures pressure distribution, and can be configured in different dimensions. Combined with adjustable side panels, this universal design allows the same basic structure to adapt to various animal sizes and experimental requirements without requiring completely different apparatuses.

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

3Adaptability or versatility

If modular footprint signal modules are used, then adaptability and ease of maintenance are improved, but device complexity increases

Engineering Contradiction:
Improveconfigurability of walking pathsVSAvoidmodular connection complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The pressure sensing plate is divided into multiple independent modular units that can be connected in series to form walking paths of different lengths and configurations. Each module contains its own pressure sensors and can function independently, allowing flexible assembly while keeping individual module complexity low. The segmentation enables easy maintenance by replacing only defective modules rather than the entire system.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12527297B1Animal gait analysis apparatus and method
Publication Date: 2026.01.20 NING GUANGZHI
  • US12527297B1 patent drawing
  • US12527297B1 patent drawing
  • US12527297B1 patent drawing

AI summary

An animal gait analysis is provided and includes a testing platform, a plurality of footprint signal modules mechanically connectable end-to-end and electrically connectable to form a walking path of a predetermined configuration, a testing enclosure disposed above the walking path, and a control device electrically connected to the footprint signal modules, wherein the testing enclosure comprises at least two side panels disposed opposite each other, at least one obstacle, and at least one movable partition, the spacing between the side panels is automatically adjusted by a drive mechanism to accommodate test objects of different body types, the obstacle is selectively connected to a surface of the footprint signal modules, and the movable partition is selectively connected to a surface of the footprint signal modules.