Carriage Assembly Retaining Bracket for Vehicle Rail Adjustability
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Solution Overview
Problem
Current rail assemblies for mounting seating assemblies to vehicles lack enhancements that improve their operational efficiency and adaptability, particularly in terms of adjustability and support for elongate shafts within the vehicle interior.
Innovation Solution
A rail assembly with a track assembly and carriage assembly, where the carriage assembly includes a retaining bracket with a mounting flange, retention arms, and a guide assembly, which securely engages with the track assembly's retaining lip to provide enhanced support and adjustability for rail-mounted components like seating assemblies, allowing for movement along an elongate shaft with intermediate support and load transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a traditional rail assembly is used for mounting seating assemblies, then the basic mounting function is provided, but the adjustability and support for elongate shafts are insufficient
Solution Approach 1:
The carriage assembly is divided into multiple functional segments: a body portion for mounting, a retaining bracket with retention arms for engaging the retaining lip, and a guide assembly with resilient portion and guide member. This segmentation allows each component to perform its specific function independently, enhancing adjustability while maintaining manageable structural complexity
Solution Approach 2:
The guide assembly incorporates a resilient portion that can flex and adapt during movement, allowing the carriage assembly to dynamically adjust to positional changes along the elongate shaft while maintaining consistent support and engagement with the track assembly
2Reliability
If additional support features are added to the rail assembly, then the support and load management improve, but the device complexity increases
Solution Approach 1:
The retaining bracket acts as an intermediary component between the carriage assembly body and the track assembly's retaining lip. This intermediate structure provides enhanced support and load transfer capabilities while maintaining a clear functional separation that prevents excessive overall complexity
Solution Approach 2:
The guide assembly is nested within the carriage assembly structure, with the resilient portion and guide member integrated into the body portion. This nesting approach allows multiple support features to be incorporated without proportionally increasing the overall device footprint or structural complexity
Data Source
AI summary
A rail assembly includes a track assembly with a retaining lip and a carriage assembly that is received within the track assembly. The carriage assembly includes a body portion, an exterior surface of the body portion, and a retaining bracket fastened to the exterior surface. The retaining bracket extends outwardly from the point at which the retaining bracket is fastened to the exterior surface. The retaining bracket defines a notch that receives the retaining lip of the track assembly.