Omnidirectional Roller Exercise Apparatus with Spherical Bearing
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Solution Overview
Problem
Conventional isotonic exercise methods using rollers are limited by repetitive motion, difficulty in targeting specific muscle groups, and inability to perform complex exercises that engage a wider range of muscles, leading to boredom and inadequate muscle coordination and strength development.
Innovation Solution
An omnidirectional roller apparatus with spherical rollers mounted on a support frame using low-friction bearings, allowing users to perform exercises on curved or angular paths, and optionally connected by elastic bands for added resistance, enabling more versatile and engaging muscle conditioning.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a traditional back-and-forth rolling apparatus is used, then the exercise provides strength conditioning benefits, but the motion is repetitious and boring, limiting user engagement and exercise variety
Solution Approach 1:
The patent employs a spherical roller instead of a traditional linear roller, enabling omnidirectional rolling motion in curved paths. This curvature allows users to perform exercises in circular, elliptical, or figure-eight patterns, dramatically increasing exercise variety while maintaining operational simplicity through natural body movement
Solution Approach 2:
The invention transitions from one-dimensional linear back-and-forth motion to three-dimensional omnidirectional rolling. The spherical roller can move freely in any direction on the support surface, adding vertical and lateral dimensions to the exercise motion, thereby enabling diverse muscle engagement patterns without complicating the basic rolling action
2Adaptability or versatility
If a traditional rolling apparatus is used, then simple muscle groups can be exercised, but it is difficult or impossible to achieve desired relationship between path of motion and specific muscle groups, limiting muscle targeting capability
Solution Approach 1:
The spherical roller provides dynamic, adaptable motion paths that can be adjusted in real-time during exercise. Users can modify rolling direction, speed, and path shape to match specific muscle group requirements, enabling precise muscle targeting without requiring complex apparatus reconfiguration or multiple specialized devices
3Adaptability or versatility
If a back-and-forth rolling apparatus is used, then the structure is simple, but it places undesirable constraints on performance of complex exercises involving greater number of muscle groups
Solution Approach 1:
The spherical geometry of the roller eliminates directional constraints inherent in linear rollers. The ball can roll naturally in any curved path without mechanical guidance or resistance, providing complete motion freedom for complex exercises while maintaining structural simplicity of the apparatus itself
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 omnidirectional roller system allows for a variety of challenging isotonic exercises that effectively engage multiple muscle groups, providing superior muscle conditioning and coordination benefits while being compact, aesthetically pleasing, and versatile, with the option to use as free weights.
Implementation Method 1
one or more spherical rollers mounted to a support frame using any suitable low-friction bearing, such as a ball bearing
Implementation Method 2
low-friction bearing
Implementation Method 3
Two or more omnidirectional rolling units may be connected together by an elongated resilient member, such as an elastic band
Data Source
AI summary
The invention provides an exercise apparatus with a hemispherical support frame and a rigid ball mounted to the support frame with a low-friction bearing system in between the ball and the support frame so that the ball is freely rotatable in any direction. In one embodiment, the bearing system comprises a plurality of ball bearings and a retainer. The present invention also provides for an exercise system with two omnidirectional rolling apparatuses and a band that tethers the pair of apparatuses. The present invention also provides for methods of using the apparatus and system to perform isotonic exercises.