Snowboard Boot Binding T-Shaped Engagement Member
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Solution Overview
Problem
Conventional snowboard boot binding systems, particularly step-in bindings, face challenges in securely attaching and easily releasing snowboard boots from the binding, especially when dealing with snow, ice, or debris accumulation, which can affect the boot's position and movement within the binding.
Innovation Solution
The implementation of a boot engagement member with a T-shaped cross section and serrations interacting with pawls on the binding, along with a release assembly, allows for secure attachment and easy removal of the boot by resisting forward and upward movements, accommodating foreign matter buildup without requiring active adjustments from the rider.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If step-in bindings are used to secure the boot, then the boot can be easily attached by stepping in, but the boot may shift position or become disengaged when snow, ice, or debris accumulate between the boot and binding
Solution Approach 1:
The binding engagement member is divided into multiple engagement surfaces: a first engagement surface that contacts the boot to prevent forward movement, and a second engagement surface that contacts the boot to prevent upward movement. This segmentation allows each surface to address specific movement directions independently, ensuring reliable boot positioning even when snow or debris are present.
Solution Approach 2:
Different portions of the binding engagement member have different contact characteristics tailored to specific functions. The first engagement surface is configured specifically to resist forward movement, while the second engagement surface is configured to resist upward movement. This local differentiation of contact surfaces ensures that each directional constraint is optimized for its specific purpose.
2Reliability
If conventional strap bindings are used to secure the boot, then the boot can be held firmly, but the straps require manual tightening and adjustment which is more complex
Solution Approach 1:
The binding engagement member is designed to automatically engage with the boot when the rider steps into the binding. The boot itself performs the engagement action through its interaction with the engagement surfaces, eliminating the need for manual strap tightening or adjustment. This self-service mechanism maintains firm boot securing while dramatically reducing operational complexity.
3Reliability
If the binding engagement member has multiple engagement surfaces to prevent various movements, then boot position stability is improved, but the device complexity increases
Solution Approach 1:
Multiple engagement surfaces are integrated into a single binding engagement member component. The first engagement surface and second engagement surface are combined in one piece that also includes a release portion, eliminating the need for separate components for each function. This merging approach maintains comprehensive boot position stability while minimizing the number of parts and overall device complexity.
Data Source
AI summary
A snowboard boot and binding system is disclosed which facilitates the engagement and disengagement of a snowboard boot and binding. The snowboard boot may include a boot engagement member extending from a rear of the boot. The boot engagement member is moved downwardly into a corresponding binding engagement member to provide an arrangement which prevents forward movement of the boot. The boot engagement member also may include one or more serrations to engage with one or more pawls on the binding to prevent upward movement of the boot. A snap-in arrangement may be provided in a boot toe region. The boot has protrusions extending outwardly from each side of the boot to engage with catches on the binding sidewalls. As the boot is pressed downwardly into the binding, the protrusions splay the catches until reaching recesses, at which point the catches rebound to capture the protrusions against upward movement.