Magnetic Braking Cable Exercise Device with One-Way Spool
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Solution Overview
Problem
Existing exercise devices are often bulky, non-portable, and lack efficient resistance control, making them inconvenient for personal use and effective resistance training.
Innovation Solution
A lightweight, compact cable exercise device with a one-way cable spool and magnetic braking system, including an eddy current braking system with a flywheel and electromagnet, providing adjustable resistance levels and easy cable management for smooth and controlled workouts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Weight of moving object
If traditional exercise devices are used, then resistance training function is provided, but the devices are bulky and non-portable
Solution Approach 1:
The exercise device is divided into separable components including a resistance mechanism, cable system, and exercise implement that can be stored separately or assembled as needed, enabling both compact storage and full functionality during use
Solution Approach 2:
The device incorporates multiple exercise implements and cable routing options that allow a single compact unit to perform various exercises, replacing multiple bulky specialized devices with one multi-functional system
2Ease of operation
If magnetic braking system is implemented, then adjustable resistance control is achieved, but device complexity increases
Solution Approach 1:
The patent replaces complex mechanical friction-based resistance mechanisms with a magnetic braking system that uses electromagnetic fields to generate resistance, eliminating the need for mechanical contact and reducing wear while providing smooth adjustable resistance
Solution Approach 2:
The magnetic braking system allows resistance levels to be adjusted by changing magnetic field strength parameters through electromagnetic control, providing continuous variable resistance without mechanical adjustments or complex linkages
3Ease of operation
If one-way cable spool is used, then cable management is improved, but mechanical complexity increases
Solution Approach 1:
The one-way cable spool automatically winds the cable in the working direction through mechanical advantage while preventing unwinding in the opposite direction, providing self-managing cable control without requiring manual intervention or complex external mechanisms
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 portable, efficient, and customizable resistance training with adjustable force levels, allowing for a variety of exercises with smooth, uniform resistance and efficient cable winding, enhancing user experience and workout effectiveness.
Implementation Method 1
The magnetic braking device comprises an eddy current braking system incorporating a flywheel and at least one magnet (e.g., electromagnet)
Implementation Method 2
The magnetic braking device comprises an eddy current braking system incorporating a flywheel and at least one magnet (e.g., electromagnet)
Data Source
AI summary
A cable exercise device incorporating a force resistance assembly, an elongated flexible cable, and a moveable exercise implement. The force resistance assembly comprises a mounting frame, a rotatable axle operatively supported by the mounting frame, a cable spool carried by the axle, and a magnetic braking device operatively connected to the cable spool. The magnetic braking device comprises an eddy current braking system incorporating a flywheel and magnet. The flexible cable is attached to the force resistance assembly, and is adapted for winding on and unwinding from the cable spool. The movable exercise implement is secured to the flexible cable, and is adapted for being employed by a user performing an exercise.