Multi-Axis Treadmill Deck Motion for Forward-Facing Side Shuffles

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Solution Overview

Problem

Conventional treadmills limit agility exercises by requiring users to face forward, making it difficult to perform sideways movements like side shuffles, and lack the ability to adjust the deck's orientation to accommodate various training needs.

Innovation Solution

A treadmill exercise apparatus that allows simultaneous displacement of the deck about vertical, longitudinal, and lateral axes through actuators, enabling rotation and tilting while maintaining a forward-facing position, with features like anchor points for accessories and visual cues.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a conventional treadmill is used for sideways movements like side shuffles, then the user must turn sideways which causes loss of visual reference and increases fall risk, but this limits the ability to perform agility exercises safely

Engineering Contradiction:
Improvesafety during exerciseVSAvoidability to perform sideways movements
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The treadmill deck is made dynamically adjustable through actuators that enable real-time rotation about the vertical axis and tilting about longitudinal and lateral axes. This dynamic adaptability allows the deck orientation to change based on exercise requirements while maintaining the user's forward-facing position, thus preserving visual reference and safety while enabling diverse agility exercises including sideways movements

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the treadmill deck orientation is fixed in the conventional forward direction, then the structure is simple, but this prevents performance of sideways movements and reduces training versatility

Engineering Contradiction:
Improvetraining versatilityVSAvoiddeck orientation mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The invention adds rotational and tilting dimensions to the traditionally linear treadmill deck movement. By introducing rotation about the vertical axis and tilting about longitudinal and lateral axes, the system transforms from a single-degree-of-freedom device to a multi-degree-of-freedom system, enabling three-dimensional deck orientation adjustment that supports diverse agility training while maintaining manageable complexity through modular actuator design

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Adaptability or versatility

If the user turns sideways to perform side shuffles on a conventional treadmill, then sideways movements are possible, but the user loses visual reference to the podium and increases fall risk

Engineering Contradiction:
Improveability to perform side shufflesVSAvoidfall risk
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

Instead of requiring the user to turn sideways to perform side shuffles, the invention inverts the approach by rotating the treadmill deck itself while the user maintains a forward-facing position. This allows the user to face the podium and maintain visual reference while the deck orientation changes to enable sideways movements, thus eliminating the fall risk associated with losing visual reference

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS20260077225A1Treadmill providing multiple axis displacement of the moving surface
Publication Date: 2026.03.19 HOLMES KENDALL
  • US20260077225A1 patent drawing
  • US20260077225A1 patent drawing
  • US20260077225A1 patent drawing

AI summary

A treadmill exercise apparatus which accommodates displacement of the moving treadmill deck about the vertical axis and the longitudinal axis, and optionally about the lateral axis, simultaneously.