Weight-Responsive Skateboard Brake Pad for Stable Wheel Braking
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Solution Overview
Problem
Existing skateboard braking systems are cumbersome, require significant deck tilting or foot placement on the ground, and compromise stability during rapid stops, posing a risk of falls and inadequate control under dynamic conditions.
Innovation Solution
An adjustable, weight-responsive braking apparatus integrated into the skateboard's wheel system, utilizing a truck, pivot dowel, and brake pad mechanism that engages with the wheel upon rearward weight application, allowing for stable braking without extreme deck tilting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional braking methods (foot dragging, surface friction) are used, then braking capability is achieved, but stability is reduced and control is compromised during rapid stops
Solution Approach 1:
The brake pad is integrated directly onto the truck assembly, merging the braking function with the steering mechanism. This integration allows the brake to be actuated through natural truck rotation during riding, eliminating the need for separate braking components that would compromise stability.
Solution Approach 2:
The braking system utilizes the truck's natural rotation and weight distribution to activate braking automatically. When the rider shifts weight or the truck rotates, the brake pad engages with the wheel through this self-actuating mechanism, eliminating the need for manual foot dragging or external activation.
2Reliability
If a rubber puck is installed on the underside of the skateboard deck, then braking capability is provided, but extreme deck tilting is required which reduces control
Solution Approach 1:
Instead of tilting the deck to activate a brake puck on the underside, this invention inverts the approach by placing the brake pad on the truck assembly where it engages through natural truck rotation. The braking action is achieved through vertical weight application rather than extreme deck tilting, reversing the traditional activation method.
3Reliability
If additional braking components are installed on or around the deck, then braking function is added, but deck surface area for the rider is reduced and device complexity increases
Solution Approach 1:
The braking function is merged with the existing truck assembly by mounting the brake pad directly to the truck. This eliminates the need for separate braking components on the deck, maintaining deck surface area for the rider while adding minimal complexity to the proven truck design.
Solution Approach 2:
The truck assembly serves dual functions: steering/direction control and braking. By integrating the brake pad onto the truck, the same component that enables turning also provides stopping capability, eliminating the need for dedicated braking hardware and reducing overall system complexity.
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
Enhances stability and control by enabling responsive braking through weight distribution, reducing the risk of falls and maintaining deck surface area for riding, while allowing quick adjustments to dynamic riding conditions.
Implementation Method 1
a resilient rubber bushing positioned between the truck and the truck mount to bias the truck toward a non-braking position
Implementation Method 2
bringing the brake pad into engagement with the skateboard wheel to effect braking
Data Source
AI summary
A skateboard brake apparatus for decelerating a skateboard by selectively engaging a brake includes a truck for holding a skateboard wheel, a truck mount attached to the skateboard deck, and a pivot dowel rotationally coupling the truck and mount. An adjustable brake pad is mounted to the truck mount. An adjustment bolt and a welded nut modify the brake pad's distance from the wheel. A rubber bushing biases the truck to a default position where the brake pad is spaced from the wheel. When weight is applied to the skateboard's rear, the truck pivots about the dowel, pressing the wheel against the brake pad. This design improves safety and stability during braking.