Saddle-ride Vehicle Headlight Cover Protrusions for Splash Protection
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Solution Overview
Problem
Saddle-ride type vehicles, such as motorcycles, face challenges in preventing mud and water from splashing onto and accumulating on the head light unit, especially when the head light unit is positioned in the lower portion of the front cover, leading to reduced visibility and potential scattering of debris onto the rider during high-speed travel.
Innovation Solution
The design incorporates a front cover with an upper and lower protruding section that slopes forwardly downwards, creating an opening to expose the lens member of the head light unit, which helps in preventing mud and water from splashing onto the unit and facilitates easy removal of attached debris by directing it rearwards, while also enhancing visibility and reducing the size of the vehicle's front portion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If the head light unit is disposed in the lower portion of the front cover to increase its size, then the visibility and design are enhanced, but the head light unit becomes more exposed to rain water and mud splashed from below
Solution Approach 1:
The front cover is segmented into multiple functional zones: an upper protruding section that slopes downward to shed water, a lower protruding section that extends forward to block mud splashes, and an opening portion that exposes the head light unit. This segmentation allows each zone to perform its specific protective function while maintaining overall visibility.
Solution Approach 2:
The protective structure transitions from a two-dimensional flat cover to a three-dimensional form with upper and lower protruding sections that create multiple protective surfaces. The sloping surfaces of the protruding sections add dimensional complexity to effectively redirect water and mud away from the head light unit.
2Volume of moving object
If the front cover is designed with lower portion positioned further forward to accommodate large head light unit, then the size of head light unit is increased, but mud and water can easily splash onto the head light unit from below
Solution Approach 1:
The lower protruding section is designed to extend forward before the head light unit, creating a preliminary protective barrier that intercepts mud and water splashes before they reach the head light unit. This preliminary action prevents contamination before it occurs.
Solution Approach 2:
The protruding sections are designed with curved, sloping surfaces that facilitate the smooth flow of water and mud away from the head light unit. The curved geometry helps redirect fluids along predictable paths away from the exposed head light area.
3Shape
If the head light unit is disposed in the lower portion of the front cover, then the design is enhanced, but mud and water accumulate on the head light unit during high-speed travel
Solution Approach 1:
The sloping surfaces of the upper and lower protruding sections are designed to dynamically respond to fluid flow during vehicle operation. As the vehicle moves forward, water and mud naturally flow along the sloping surfaces away from the head light unit, preventing accumulation through dynamic fluid redirection rather than static barriers.
Data Source
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AI summary
A saddle-ride type vehicle comprising a front cover portion (33) and a head light unit (34). The front cover portion (33) is formed for positioning a lower portion thereof further forward than an upper portion thereof. The head light (34) unit is disposed in a lower portion of the front cover portion (33). A first lens portion (51a) is disposed in front of a first reflector portion (67). Second and third lens portions (51b, 51c) are disposed for extending to positions rearward of at least a portion of the first reflector portion (67). A cover upper edge portion (331) of the front cover portion (33) includes an upper protruding section (333) protruded further forwards than the first lens portion (51a). A cover lower edge portion (332) of the front cover portion (33) includes a lower protruding section (334) protruded further forwards than the first lens portion (51a).