Headlight Aiming Mechanism with Upper Adjuster Access
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Solution Overview
Problem
Existing headlight aiming mechanisms degrade vehicle design and workability due to visible adjusters and the need to detach the headlight cover for adjustments, compromising both appearance and ease of use.
Innovation Solution
An aiming mechanism with a rotatable headlight supported by a dual-bracket system, featuring a screwing adjuster and spring biasing mechanism accessible from above the vehicle body, allowing for optical axis adjustment without exposing the adjuster from the front, thus maintaining vehicle design and improving workability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the adjuster is located accessible from the front of the vehicle body, then the workability in optical axis adjustment is improved, but the vehicle design is degraded due to visible adjuster
Solution Approach 1:
The adjuster accessibility is moved from the front dimension to the upper dimension. The adjuster is now accessible from above the vehicle body through the opened hood, rather than from the front. This dimensional shift allows the adjuster to be concealed from the front view while remaining accessible for operation.
2Shape
If the headlight cover is detached to cover the adjuster, then the vehicle design is improved, but the workability in optical axis adjustment is degraded
Solution Approach 1:
The adjuster accessibility function is extracted from the headlight cover area and relocated to the upper vehicle body area. The adjuster is positioned such that it can be accessed from above through the hood opening, separating the aesthetic function of the headlight cover from the operational function of the adjuster.
3Shape
If the adjuster is covered with the headlight cover, then the vehicle design is improved, but additional steps are required for adjustment increasing complexity
Solution Approach 1:
The adjuster is repositioned in the upper dimension space, accessible through the hood opening area. This eliminates the need to detach the headlight cover, as the adjuster can be accessed from above without interfering with the headlight cover assembly.
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 the adjustability of the headlight's optical axis while concealing the adjuster, preventing design degradation and maintaining ease of operation, reducing vibration impact through the screwing adjuster and spring interaction.
Implementation Method 1
a spring that biases the headlight and interacts with the screw to define an inclination of an optical axis
Data Source
AI summary
An aiming mechanism 10 includes a headlight 3, a supporter 4 that supports the headlight 3 on a vehicle body 1 such that the headlight 3 is rotatable about a predetermined rotation axis X, and an adjuster 6 that adjusts the rotation angle of the headlight 3 about the rotation axis X. The adjuster 6 is located accessible from above the vehicle body 1.


