Elastic Supple Exerciser with Radial Flange and Internal Weight
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Solution Overview
Problem
Existing hand exercisers primarily focus on grip exercises, limiting their ability to effectively target a wide range of muscle groups in the hand, wrist, arm, shoulder, and upper body, and lack versatility in exercise routines.
Innovation Solution
A hand-held, ergonomically designed multifunctional exerciser with a truncated prolate spheroid body made of pliable elastic material, featuring a radial flange for finger grip and a cylindrical cavity for varied tension and compression exercises, along with an internal weight for added challenge, allowing for diverse grip positions and movements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a spherical shape with pliable coating and flexible core is used, then grip exercise is provided, but versatility for other muscle groups is limited
Solution Approach 1:
The exerciser is divided into distinct functional segments: a grip portion with finger-receiving cavity for hand exercises, and an extended handle portion for forearm, arm, and shoulder exercises. This segmentation allows each part to serve specific exercise functions while maintaining overall device simplicity.
Solution Approach 2:
The design transitions from a simple spherical 3D form to an elongated cylindrical form with radial flanges, adding dimensional variation that enables multiple grip orientations and exercise angles, thereby increasing versatility without significantly increasing structural complexity.
2Adaptability or versatility
If a simple spherical shape is used, then manufacturing is simple, but exercise functionality is limited to grip compression
Solution Approach 1:
The exerciser is designed as a multi-functional device where a single molded body provides multiple exercise capabilities: hand grip exercises through the finger cavity, forearm exercises through the radial flange, and arm/shoulder exercises through the extended handle, all achievable with one unified molded structure.
Solution Approach 2:
Different regions of the exerciser body have specialized local features: the grip portion has a finger-receiving cavity with specific dimensional characteristics for hand exercises, while the handle portion has radial flanges with different dimensional characteristics for forearm and arm exercises, allowing each local region to optimize its specific function.
3Adaptability or versatility
If uniform material distribution is used, then manufacturing is simple, but center of gravity control for exercise challenge is limited
Solution Approach 1:
The exerciser incorporates an asymmetric internal weight distribution with a concentrated weight positioned at one end of the cylindrical cavity, creating an offset center of gravity. This asymmetric mass distribution provides variable exercise challenge and resistance during different movement phases while maintaining a relatively simple internal cavity structure.
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 a wide variety of exercises that target multiple muscle groups, providing resistance and challenge through compressive and tensile forces, facilitating complex movements and full-body training while being cost-effective and suitable for mass production.
Implementation Method 1
molded of a pliable elastic material, such as natural or synthetic rubber, elastomers or blends thereof such that a variety of tension and compression exercise routines may be performed
Data Source
AI summary
A hand held supple exerciser is configured with a truncated prolate spheroid body having a transverse radial flange projecting from a closed end and a cylindrical cavity at the other end. Intermediate the ends is a gently curved face. The curved face is dimensioned to be cupped in one's palm for performing underhand or grasped in an overhand orientation for forearm and other exercise routines. The exerciser is molded of a pliable elastic material, such as natural or synthetic rubber, elastomers or blends thereof such that a variety of tension and compression exercise routines may be performed at the cylindrical cavity end while the radial flange at the closed end transitions to an annular channel which functions as a finger grip surface. An internal metal weight is positioned to provide an appropriate center of mass as well as for fixing the total weight of the exerciser.