Multi-piece Hub Cap for Commercial Vehicle Wheel Hubs
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Solution Overview
Problem
Existing commercial vehicle wheel hubs require multiple types of hub caps to accommodate different functional components, such as odometers, which increases complexity and inventory costs, whereas a single type of hub cap is desired to cover central recesses regardless of the presence of functional components.
Innovation Solution
A two-part hub cap design consisting of a base body and a cap body, where the base body is connected to the wheel hub and the cap body is connected to the visible side, allowing for the accommodation of various functional components without altering the hub cap, and can be easily assembled and disassembled without tools, with predetermined breaking points for flexibility and stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple types of hub caps are used to accommodate different functional components, then the ability to house various components (odometers, lights, etc.) is improved, but the device complexity and inventory requirements increase
Solution Approach 1:
The hub cap is divided into two separable parts: a base body that attaches to the wheel hub and a cap body that covers the visible side. This segmentation allows the same base body to accommodate different functional components (odometers, lights, etc.) while maintaining a unified appearance, thereby reducing the number of hub cap types needed in inventory.
Solution Approach 2:
The base body is designed as a universal component that can accommodate various functional components through its recesses and mounting structures. The same base body can house different configurations of odometers, lights, or other components, making it multi-functional and reducing the need for multiple specialized hub cap designs.
2Device complexity
If a single type of hub cap is used for all wheel hubs, then inventory complexity is reduced, but the ability to accommodate functional components like odometers is limited
Solution Approach 1:
By separating the hub cap into a base body and cap body, the design allows a single universal base body type to be used across different applications. The cap body can be the same for all variants, while the base body accommodates different functional components through its modular recess design, thus reducing inventory while maintaining versatility.
Solution Approach 2:
The base body features locally adapted recesses and mounting structures that can accommodate different functional components in specific locations. This local quality variation within a single base body design allows it to house odometers, lights, or other components as needed, while the overall hub cap type remains standardized.
3Ease of manufacture
If the hub cap is designed as a single piece, then manufacturing simplicity is improved, but the ability to accommodate functional components and allow easy assembly/disassembly is reduced
Solution Approach 1:
The hub cap is segmented into a base body and cap body that can be manufactured separately and then assembled. This segmentation allows each part to be optimized for its specific function while maintaining manufacturing simplicity. The base body can be manufactured with appropriate recesses and mounting features, while the cap body provides the cosmetic cover, and both can be produced using standard molding or fabrication processes.
4Stability of the object's composition
If the hub cap is designed as a single piece, then structural stability is improved, but the ease of assembly and disassembly without tools is reduced
Solution Approach 1:
The segmented design with base body and cap body allows for tool-free assembly and disassembly through snap-fit or bayonet-style connections. The modular structure maintains structural stability when assembled, as the connection between base body and cap body is designed to be secure during normal operation while allowing easy removal when needed for maintenance or component replacement.
Data Source
Figure 1a~1c
Figure 2a~2c
Figure 3a~3c
AI summary
A commercial vehicle wheel hub (10), which is rotatable about a virtual hub axis of rotation (N), with a central recess (12) through which the virtual hub axis of rotation (N) passes and which is covered by a hub cover (14) connected to the wheel hub (10), is characterized in that the hub cover (14) is formed in at least two parts and has a base body (16) and a cover body (18) formed separately from the base body (16), wherein the base body (16) has a mounting side (16a) and a viewing side (16b) opposite the mounting side (16a), wherein the base body (16) is connected or connectable to the wheel hub (10) on the mounting side (16a) and is connected or connectable to an attachment section (40) of the cover body (18) on the viewing side (16b).