Movable Magnet Bicycle Pedal for Metal Powder Release
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing bicycle shoe coupling systems face issues with metal debris or powder adhering to the shoe, leading to slipping and inefficient force transmission due to inconsistent magnetic forces and adherence of metal particles.
Innovation Solution
A shoe coupling device with a mobile magnet type bicycle pedal and a magnet separation means, featuring magnet guide members that move vertically to improve contact and separate metal powder by weakening magnetic force, preventing adherence and ensuring consistent coupling and decoupling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a magnet is installed inside the bicycle pedal and a metal member is formed on the bottom of the bicycle shoe to enable magnetic coupling, then coupling between the shoe and pedal is achieved, but metal debris or powder generated during pedaling adheres to the metal member or around the magnet, inducing slipping
Solution Approach 1:
The pedal is divided into two functional zones: a coupling zone with magnets for shoe attachment, and a metal powder collection zone with grooves that channels debris away from the coupling interface. This segmentation prevents metal powder from interfering with magnetic coupling while maintaining reliable shoe-pedal attachment.
Solution Approach 2:
A non-magnetic guide tube is introduced as an intermediary component between the magnet and the external environment. This guide tube allows the magnet to maintain its coupling function while preventing metal powder from directly adhering to the magnet surface, thus eliminating the slipping problem.
2Adaptability or versatility
If the magnet position is allowed to move arbitrarily during pedaling to accommodate foot movement, then flexibility is improved, but magnetic force between the metal member and magnet becomes inconsistent, making it difficult to transmit correct force
Solution Approach 1:
The magnet is mounted on a movable guide tube that can shift position dynamically during pedaling. This dynamic mounting allows the magnet to accommodate foot movement variations while the guide tube constraints ensure the magnet remains within an optimal range, maintaining consistent magnetic force for reliable force transmission.
Solution Approach 2:
The system allows controlled changes in magnet position parameters during operation to adapt to different pedaling conditions. The guide tube mechanism enables the magnet to adjust its location within specific limits, optimizing magnetic coupling strength while accommodating natural foot movement variations.
3Reliability
If magnetic coupling is maintained continuously to prevent slipping, then coupling stability is improved, but metal powder continues to adhere to the shoe and magnet, eventually causing slipping
Solution Approach 1:
Metal powder is extracted from the harmful zone around the magnet by using grooves that channel debris away from the coupling interface. The grooves actively remove metal powder from the vicinity of the magnet, preventing accumulation that would lead to slipping, while the magnetic coupling remains continuously engaged.
Solution Approach 2:
The metal powder, which would normally cause slipping by adhering to the magnet, is redirected into grooves that serve as collection channels. The continuous magnetic coupling that generates the problem also helps push metal powder into these grooves, converting the harmful effect into a self-cleaning mechanism.
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 solution effectively prevents metal powder adherence, enhances contact between the shoe and pedal, and ensures efficient force transmission by maintaining magnetic attraction during pedaling and releasing it when stopped, thereby reducing slipping and facilitating quick separation in emergencies.
Implementation Method 1
a magnet is installed inside the bicycle pedal and a metal member is formed on the bottom of the bicycle shoe, whereby the shoe can be coupled to a racing bicycle pedal by magnetic force
Implementation Method 2
a magnetic separation means to separate metal debris or powder by weakening magnetic force
Data Source
AI summary
The present invention relates to a movable magnet type bicycle pedal, and a shoe coupling device equipped with a means for preventing attachment of metal powder. More particularly, the present invention relates to a movable magnet type bicycle pedal and a shoe coupling device equipped with a means for preventing attachment of metal powder, wherein the shoe coupling device and the pedal are respectively provided with a magnet, and are coupled to each other by magnetic force only during pedaling, and, when the pedaling is stopped or the running of a bicycle is stopped, the coupling between the magnets is released through a magnetic separation means and at the same time metal powder attached to a shoe is caused to fall so as to prevent the metal powder from being attached to the shoe.