Palm And Finger Exercise Assembly With Adjustable Resistance

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Solution Overview

Problem

Existing exercise devices for hands and fingers lack configurability and variety in resistance levels, limiting the range of exercises and user engagement.

Innovation Solution

A configurable exercise device comprising interchangeable components with varying biasing strengths and rotational capabilities, allowing for customizable resistance levels and exercise variations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If existing exercise devices use fixed resistance mechanisms, then the device structure remains simple, but the configurability and variety in resistance levels are limited

Engineering Contradiction:
Improveconfigurability and variety in resistance levelsVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The device is divided into modular components including interchangeable springs with different biasing strengths, separable housing sections, and independent resistance elements. This segmentation allows users to configure different resistance levels by swapping components rather than redesigning the entire device, thus improving adaptability while controlling complexity through standardized interfaces

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device incorporates adjustable and reconfigurable elements such as interchangeable springs, movable resistance mechanisms, and adjustable geometries that allow the resistance characteristics to be dynamically changed during use. This enables the same physical device to provide multiple resistance levels and exercise variations, resolving the contradiction between fixed structure and variable performance

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If exercise devices provide multiple resistance levels through multiple devices, then resistance variety improves, but the number of components and device complexity increases

Engineering Contradiction:
Improveresistance levelsVSAvoidnumber of components
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The device is designed with universal components that can serve multiple functions - the same housing and mechanism structure accommodates different spring types and configurations, allowing a single device platform to provide multiple resistance levels. This eliminates the need for separate devices for each resistance level, reducing the total quantity of components while maintaining resistance variety

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

Solution Approach 2:

The device enables resistance level changes by substituting components with different parameters (springs with varying biasing strengths, different geometries) rather than adding entirely new devices. This parameter substitution approach allows multiple resistance configurations within a single device framework, reducing component quantity while achieving the desired adaptability

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

Enables users to tailor exercises to their needs, enhancing engagement and effectiveness through adjustable resistance and diverse exercise options.

Implementation Method 1

a biasing mechanism including a spring

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP4025309B1Exercise devices for palms and fingers assemblies thereof and method of using the same
Publication Date: 2025.11.12 4 GRIP LTD
  • EP4025309B1 patent drawingFigure 1A~3C
  • EP4025309B1 patent drawingFigure 4A~5B
  • EP4025309B1 patent drawingFigure 6A~7C

AI summary

Devices and methods of exercising palms and fingers are described. The device includes an essentially cylindrical exterior hollow shell and an essentially cylindrical interior hollow shell.