Motorcycle Forward Detector Placement for Heat and Blockage

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Solution Overview

Problem

Conventional motorcycle forward detectors are often obstructed by large components like headlights and have heat management issues when integrated into the headlight housing, limiting their placement options and requiring complex waterproof and heat protection measures.

Innovation Solution

The forward detector is positioned below and laterally outside the pair of left and right front forks within a cover member, allowing for a simplified or no waterproof structure and avoiding heat from the headlight, while being integrated with cornering lights for shared power and signal cables.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the forward detector is disposed in the upper cowl, then the detection function is provided, but the detector is blocked by large components like headlights and other members

Engineering Contradiction:
Improvedetection functionVSAvoidblockage by components
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The forward detector is extracted from the conventional upper cowl location and relocated to the side cowl area laterally outside the front forks. This extraction removes the detector from the blocked region, allowing electromagnetic waves to reach the detector without obstruction from headlights, light stays, or other upper cowl components.

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If the forward detector is arranged in the headlight housing, then the detection function is integrated, but heat management becomes problematic due to the headlight's heating value

Engineering Contradiction:
Improveintegration of detection functionVSAvoidheat from headlight
Core Design Contradiction:
Adaptability or versatilityVSTemperature

Solution Approach 1:

The forward detector is extracted from the headlight housing and relocated to the side cowl area. This separation removes the detector from the high-temperature environment generated by the headlight, eliminating the need for complex heat dissipation structures while maintaining functional integration.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If the forward detector is disposed in an exposed position, then the detection function is accessible, but complex waterproof structures are required

Engineering Contradiction:
Improvedetection accessibilityVSAvoidwaterproof structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The forward detector is merged with the side cowl assembly, where it is laterally positioned outside the front forks. The side cowl structure itself provides the waterproof enclosure, eliminating the need for separate waterproof structures. This merging maintains detection accessibility while simplifying the waterproofing solution.

Inventive Principle:
Principle #5Merging (Combining)

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

This configuration effectively utilizes previously underutilized space for the forward detector, simplifying waterproofing and heat management, enhancing detection accuracy and reliability while maintaining the motorcycle's aerodynamics and reducing component complexity.

Implementation Method 1

a forward detector configured to detect the forward side by acquiring sounds or electromagnetic waves

Methodology Applied
Scientific EffectElectromagnetic wave acquisition: Radar

Implementation Method 2

a headlight configured to irradiate a forward side

Methodology Applied
Scientific EffectLight emission: Light

Data Source

PatentUS11548589B2Motorcycle
Publication Date: 2023.01.10 KAWASAKI MOTORS LTD
  • US11548589B2 patent drawing
  • US11548589B2 patent drawing
  • US11548589B2 patent drawing

AI summary

A motorcycle includes a pair of left and right front forks, a headlight, cover members (side cowls and light covers), and camera units. A front wheel is rotatably attached to the pair of left and right front forks. The headlight irradiates a forward side. The cover members each having an internal space are disposed at least laterally outside the pair of left and right front forks in a front view. The camera units detect the forward side by acquiring visible light which is one kind of electromagnetic waves (by acquiring images). In a front view, the camera units are disposed below the headlight and laterally outside the pair of left and right front forks. The camera units are disposed in the internal spaces of the cover members.