Exercise Device Pulley System with Adjustable Brake Lining
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Solution Overview
Problem
Conventional exercising equipment is cumbersome, limited to specific muscle groups, and lacks variability in resistance levels, making it inconvenient for home use and ineffective for comprehensive muscle exercise.
Innovation Solution
A compact exercise device featuring a main pulley system with adjustable resistance, operated by foot pedals, allowing for twisting motions to engage leg, abdomen, hip, and back muscles, with adjustable resistance levels and a collapsible design for storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional exercising equipment is designed to simulate a specific physical activity, then the equipment can effectively exercise specific muscle groups, but the equipment becomes cumbersome and bulky, making it difficult to place at home
Solution Approach 1:
The patent combines multiple exercise functions into a single compact device. The main pulley system with foot rests allows simultaneous engagement of leg, abdomen, hip, and back muscles through twisting motions, merging what would traditionally require multiple separate pieces of equipment into one unit.
Solution Approach 2:
The exercise device is designed to perform multiple functions: it can exercise leg muscles through foot rest rotation, engage abdomen and back muscles through twisting motions, and provide adjustable resistance levels. This multi-functionality eliminates the need for multiple specialized equipment pieces.
2Reliability
If conventional exercising equipment is designed for specific physical activities, then the equipment can provide focused exercise, but only specific portions of the body are affected while adjacent parts remain unaffected
Solution Approach 1:
The device enables comprehensive muscle engagement through its design: the foot rests coupled to the main pulley allow leg exercise, while the twisting motion capability engages abdomen and back muscles. The adjustable resistance drum provides varied resistance levels for different muscle groups.
Solution Approach 2:
The exercise device allows dynamic exercise patterns: users can perform straightforward foot rest rotation for leg exercise, or add twisting motions to engage core and back muscles. The resistance can be dynamically adjusted during exercise to target different muscle groups effectively.
3Stability of the object's composition
If conventional exercising equipment requires constant effort, then the equipment maintains steady exercise intensity, but users lack the option to vary the amount of effort
Solution Approach 1:
The resistance drum with adjustable brake lining allows users to dynamically change resistance levels during exercise. The cable mechanism coupled to the brake lining enables smooth adjustment of resistance, providing both steady exercise intensity when needed and variability when users want to increase or decrease effort.
Solution Approach 2:
The device allows parameter changes in resistance levels through the adjustable resistance drum. Users can modify the resistance parameter to match their fitness level and exercise goals, transitioning from constant to variable resistance exercise as needed.
4Reliability
If conventional exercising equipment uses complex arrangements of parts, then the equipment can achieve specific exercise functions, but the equipment becomes cumbersome and inconvenient for home use
Solution Approach 1:
The patent merges multiple exercise functions into a simplified mechanism. The main pulley coupled to the foot rests, combined with the resistance drum and cable system, provides comprehensive exercise capability with fewer parts than conventional equipment. The twisting motion mechanism integrates leg and core exercise functions into a single coordinated system.
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 provides an effective, versatile, and space-efficient means to exercise multiple muscle groups with adjustable resistance, enhancing home workout convenience and comprehensive muscle engagement.
Implementation Method 1
Brake lining positioned inside the resistance drum and configured to be adjusted inwardly and outwardly along interior sidewalls of the resistance drum
Implementation Method 2
A belt wrapped partially around the peripheral surface of the main pulley coupling the main pulley to the lower pulley
Data Source
AI summary
An exercise device includes a main pulley configured to rotate about a hub and having a first surface, a second surface opposite to the first surface, and a peripheral surface. The exercise device also includes a lower pulley coupled to a resistance drum and a belt wrapped partially around the peripheral surface of the main pulley coupling the main pulley to the lower pulley. Brake lining is positioned inside the resistance drum and are configured to be adjusted inwardly and outwardly along interior sidewalls of the resistance drum. In addition, a cable is coupled to the brake lining to control an amount of resistance to a rotation of the resistance drum, and a crank shaft is coupled to a hub of the main pulley and configured to be operated by feet of an individual for rotating the main pulley about the hub against the resistance to exercise the individual.