Straddled Vehicle Front Cover Assembly Stiffness and Maintenance
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The maintenance performance of components within a straddled vehicle's front cover assembly is hindered by the detachment of side covers, which also detach the flasher lights, and there is a deficiency in stiffness at joint portions and covers, particularly when the vehicle is designed with openings for the flasher lights.
Innovation Solution
A straddled vehicle design where the headlight and flasher lights are supported by a single integrated first cover member, eliminating the need for openings in the side covers, enhancing stiffness and allowing for easier maintenance by separating the side covers from the flasher lights, and incorporating a second cover member to overlap and enhance stiffness between the headlight and flasher light areas.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the right and left flasher lights are respectively attached to the right and left side covers, then the side covers can be detached separately, but the flasher lights are inevitably detached together with each side cover making maintenance difficult
Solution Approach 1:
The front cover assembly is divided into multiple independent covers (right side cover, left side cover, first cover member, second cover member) that can be detached separately. The flasher lights are attached to the first cover member rather than the side covers, allowing the side covers to be removed for access while keeping the flasher lights mounted on the first cover member which remains in place.
2Ease of repair
If the front cover assembly is composed of a plurality of covers, then detachment of each cover is easier enhancing maintenance performance, but stiffness of each cover and joint portions among covers deteriorates
Solution Approach 1:
The first cover member and second cover member are combined to form an integrated front cover assembly that supports both the headlight and flasher lights. This merged structure provides sufficient stiffness to support the lighting components while still allowing the right and left side covers to be detached separately for maintenance access.
3Ease of manufacture
If each cover is provided with an opening for mounting components, then component installation is facilitated, but stiffness of each cover in itself deteriorates
Solution Approach 1:
The first cover member serves multiple functions: it supports the headlight, supports the flasher lights, and provides mounting surfaces without requiring openings in the side covers. The second cover member similarly provides universal support for the lighting components, eliminating the need for openings that would compromise side cover stiffness.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A second left cover portion (61 L) at least partially overlaps with a first cover member (34) in a region between a headlight lens (41) and a left flasher lens (43) in a vehicle front view. An upper end of the left flasher lens (43) and that of a right flasher lens (43) are located lower than an upper end of the headlight lens (41) and higher than a lower end of the headlight lens (41) in the vehicle front view. At least a left flasher light (36L), a leg shield (32) and an inner cover (31) form a left opening (63L) opened leftward.