Portable Electric Resistance Trainer With Programmable Cable Load
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Solution Overview
Problem
Traditional mechanically operated exercising devices are limited in the number of exercises they can perform and lack user control and programming, while electrically operated devices are not portable or versatile.
Innovation Solution
A portable, electrically operated exercising device with a rotating body, electric motor, control unit, and user interface that allows for multiple exercises, adjustable resistance, and user-friendly control through tactile or external interfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional mechanically operated exercising devices are used, then the device structure is simple, but the number of exercises is limited and user control is lacking
Solution Approach 1:
The patent replaces traditional mechanical exercise machines with an electrically operated system. An electric motor drives a rotating body that winds and unwinds a cable to provide resistance for multiple exercise types. This electrical substitution enables programmable control and diverse exercise modes while maintaining a relatively compact structure.
Solution Approach 2:
The patent designs a universal exercise device where a single electric motor and rotating body mechanism can perform multiple different exercises by changing the cable routing and attachment points. The system can provide various resistance levels and exercise modes (strength training, rehabilitation, endurance) through programmable control, making one device serve multiple functions.
2Ease of operation
If electrically operated exercising devices are used, then ease of setup and control is improved, but portability and compactness are reduced
Solution Approach 1:
The patent employs an electric motor with adjustable speed and torque parameters that can be controlled through a microprocessor. The system can change resistance levels, motion speed, and exercise parameters dynamically during operation. This programmable control enables diverse exercise modes and personalized training programs while maintaining a compact form factor suitable for home use.
3Power
If electric motor power is increased for stronger resistance, then training effectiveness is improved, but device size and weight increase
Solution Approach 1:
The patent uses a dynamically controllable electric motor where the motor current and speed can be adjusted in real-time during exercise. The microprocessor controls the motor to provide variable resistance levels matched to the user's exercise intensity. This dynamic control allows the same compact device to deliver high power when needed while maintaining low power consumption during lighter exercises, avoiding the need for an oversized motor.
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 versatile strength and endurance training, is user-friendly, adjustable, and environmentally friendly, with low voltage operation and easy assembly, suitable for various exercises and rehabilitation needs.
Implementation Method 1
an electric motor (6), being connected to the transmission means (5) and wherein the electric motor (6) is configured for driving and/or retarding the rotation of the transmission means (5)
Implementation Method 2
transmission means (5), made up of a planetary gear configuration
Implementation Method 3
a rotating body (7), being connected to the transmission means (5) and wherein the rotating body (7) is configured for being turned to retract a rope, cord, webbing or cable (4)
Data Source
AI summary
The present invention relates to an exercising device for developing, strengthening and/or rehabilitating the muscles or joints of the body by working against a counterforce. More particularly, this invention relates to a portable electric resistance exercise device capable of performing multiple exercises for strength and endurance training.