Rotatable Support Plate for Universal Ski Binding Interface

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Solution Overview

Problem

The existing ski binding technologies require separate bindings for conventional and modified ski boots, leading to increased industrial costs and user inconvenience, as users need to switch bindings for different types of boots.

Innovation Solution

An interface device with a rotatable support plate that adjusts its orientation based on the type of ski boot, allowing for the attachment of both conventional and modified boots to a single ski binding, utilizing a support base and support plate that pivots to accommodate different sole types, including those with GripWalk™ and DIN ISO 5355 standards.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate ski bindings are provided for conventional and modified ski boots, then the attachment reliability for each boot type is ensured, but the device complexity and industrial costs increase

Engineering Contradiction:
Improveattachment reliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The ski binding is designed with a universal interface that can accommodate both conventional and modified ski boots through a rotatable support plate mechanism. The support plate can be rotated to different positions to match different boot sole types, allowing a single binding device to perform multiple functions and attach to various boot types without requiring separate binding systems for each boot type.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The support plate is made rotatable relative to the base body, allowing dynamic adjustment of the support surface orientation. This dynamic capability enables the binding to adapt to different boot sole angles and types by rotating the support plate to the appropriate position, thereby maintaining reliable attachment across multiple boot types without increasing overall device complexity.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If separate ski bindings are provided for different boot types, then the attachment precision for specific boot types is improved, but the ease of operation for users decreases

Engineering Contradiction:
Improveattachment precisionVSAvoidease of operation
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The binding device provides a universal interface that works with both conventional and modified boots through the rotatable support plate, eliminating the need for users to own or switch between multiple binding types. This multi-functionality maintains precise attachment for each boot type while significantly improving ease of operation by allowing users to use a single binding system for all their boots.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The rotatable support plate allows the binding to dynamically adjust to different boot sole orientations. Users simply need to rotate the support plate to the appropriate position for their boot type, which is a simple operation that maintains precise attachment without requiring users to handle multiple different binding devices.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If a rotatable support plate is added to accommodate different boot types, then the adaptability of the ski binding increases, but the device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The binding device is segmented into a base body and a separately rotatable support plate. This segmentation allows the support plate to be independently rotated to different positions without affecting the overall structure of the binding. The modular design increases adaptability to different boot types while keeping the added complexity localized to a single movable component rather than requiring complete redesign of the entire binding system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rotatable support plate serves as a multi-functional element that enables the single binding device to accommodate multiple boot types. By rotating the support plate to different positions, the same physical component adapts to different boot sole orientations, thereby increasing versatility without requiring multiple separate binding devices or complex adjustment mechanisms.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 the use of a single ski binding for both conventional and modified boots, reducing industrial costs and user inconvenience while providing a sturdy and easy-to-produce solution that supports various boot types, facilitating seamless attachment and detachment.

Implementation Method 1

The support plate (3) is pivoted on the support base (2) to be rotatably movable with respect to the support base (2)

Methodology Applied
Scientific EffectRotation:

Implementation Method 2

at least a portion of the upper surface of the support plate (3) is covered by at least a layer of anti-friction material

Methodology Applied
Scientific EffectFriction reduction: Lubrication

Data Source

PatentEP3482803B1Interface device for ski binding
Publication Date: 2023.01.11 VIST TECH
  • EP3482803B1 patent drawingFigure 1
  • EP3482803B1 patent drawingFigure 2
  • EP3482803B1 patent drawingFigure 3

AI summary

Interface device (1) for a ski binding characterised in that it comprises a support base (2) and a support plate (3) having an upper surface (31) intended to be coupled with a ski boot (401, 402). Said support plate is pivoted on said support base and rotatably movable with respect to said support base. Said support plate moves in a first operating position (A) with respect to said support base, when said support plate is coupled with a first type of ski boot (401). Said support plate moves in a second operating position (B) with respect to said support base, when said support plate is coupled with a second type of ski boot (402).