Adjustable Arc Exercise Station for Hip and Leg Rehabilitation

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Solution Overview

Problem

Existing exercise and conditioning equipment for the human body is often cumbersome, requires assistance, and may be dangerous, with limited focus on developing both strength and flexibility of hip and leg muscles, particularly in standing arrangements.

Innovation Solution

A standing exercise device featuring a rolling carriage with a foot plate that travels along an adjustable arc, equipped with a pulley system and resistance loads to provide varying degrees of resistance, along with adjustable handlebars for stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional exercise equipment is used, then muscle building is focused, but flexibility and rehabilitation are not addressed

Engineering Contradiction:
Improveexercise function versatilityVSAvoidequipment complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The exercise device combines multiple functions including strength training, flexibility development, and rehabilitation capabilities into a single unit. The adjustable arc mechanism allows the same device to perform different exercise types by changing the range of motion and resistance application, eliminating the need for separate equipment for each function.

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

Solution Approach 2:

The device incorporates dynamic adjustment mechanisms that allow users to modify the arc angle, resistance levels, and exercise range during use. This enables the equipment to adapt to different exercise phases and user needs, transitioning from strength building to flexibility work without changing equipment.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If seated leg exercise arrangements are used, then limited muscles are targeted, but comprehensive leg and hip muscle development is restricted

Engineering Contradiction:
Improvemuscle group coverageVSAvoidexercise accessibility
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The standing arrangement with adjustable arc mechanism allows users to target different muscle groups by changing the exercise angle and range. Users can adjust the arc to emphasize quadriceps, hamstrings, or hip muscles depending on the desired exercise focus, providing comprehensive muscle coverage while maintaining ease of operation through intuitive adjustments.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If fixed exercise equipment is used, then consistency is provided, but adaptability to different users and needs is limited

Engineering Contradiction:
Improveuser accommodationVSAvoidadjustment mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The device features multiple adjustment mechanisms including arc angle adjustment, resistance level modification, and exercise range customization. These dynamic elements allow the equipment to accommodate users of different heights, abilities, and fitness levels while maintaining operational simplicity through user-friendly adjustment interfaces.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The exercise device allows users to modify key parameters such as arc angle, resistance magnitude, and motion range to suit different users and exercise phases. These parameter changes enable the same equipment to serve beginners and advanced users, rehabilitation patients and athletes, without requiring complex reconfiguration.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The device effectively develops strength and flexibility of hip and leg muscles by allowing users to adjust the height and angle of the arc, accommodating different users and their exercise needs, while providing stability through adjustable handlebars.

Implementation Method 1

Resistance loads such as weights are attached to a pulley system connected to the rolling carriage

Methodology Applied
Scientific EffectPulley: Pulley

Implementation Method 2

the resistance load opposes exertion by the user

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 3

the carriage in this embodiment may includes ball bearings and U-shaped wheels with channels for engagement and movement along the arc system

Methodology Applied
Scientific EffectBall bearing: Ball Bearing

Data Source

PatentUS12318659B2Arcing exercise station for legs
Publication Date: 2025.06.03 MURRAY CAMERON M
  • US12318659B2 patent drawing
  • US12318659B2 patent drawing
  • US12318659B2 patent drawing

AI summary

A standing exercise device employs a rolling carriage that a user pushes with either foot along an adjustable arc to develop strength and flexibility of the hip and leg muscles. Weights or resistance bands are attached to the carriage to provide various degrees of resistance. The height and angle of the arc are adjustable to accommodate different users and their exercise, flexibility, and/or rehabilitation needs.