Dual-purpose Grab Handle and Tie-down Bracket Integration
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Solution Overview
Problem
Existing motor vehicle designs lack a dual-purpose component that can effectively serve as both a tie-down bracket for securing cargo and a grab handle, particularly for vehicles where cargo is loaded or unloaded from the side without using a tailgate, requiring a solution that is both functional and ergonomic.
Innovation Solution
A dual-purpose component comprising a bar with a U-shaped section and vertical legs, mounted in a recess of the vehicle's body panel, which includes a tie-down bracket configuration and a grab handle, utilizing brackets for secure attachment and distribution of loads, providing easy access and resistance to forces from tie-downs and user handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If separate tie-down brackets and grab handles are installed, then cargo securing and user access functions are provided, but device complexity and cost increase
Solution Approach 1:
The patent combines a tie-down bracket and grab handle into a single integrated component. The U-shaped bar structure provides both a tie-down attachment point at one end and a grab handle portion at the other end, eliminating the need for separate components while maintaining both functions.
Solution Approach 2:
The dual-purpose component serves multiple functions: it acts as a tie-down bracket for securing cargo, a grab handle for user access when loading/unloading from the side, and a structural reinforcement element. This multi-functionality reduces the overall number of components needed in the vehicle.
2Device complexity
If a dual-purpose component is used, then device complexity is reduced, but the component must withstand multiple types of forces (tie-down loads and user handling)
Solution Approach 1:
The component is divided into distinct functional zones: a tie-down bracket portion with attachment features for cargo straps, a U-shaped bar section that serves as the structural element, and a grab handle portion with ergonomic shaping. This segmentation allows each zone to be optimized for its specific function while maintaining overall structural integrity.
Solution Approach 2:
The component can be constructed from composite materials or strategically designed material sections that provide high strength at critical load-bearing points (such as the tie-down attachment area and bracket connections) while maintaining appropriate flexibility and ergonomics at the grab handle portion.
3Ease of operation
If the grab handle is positioned for easy access, then user ergonomics are improved, but the tie-down bracket may be compromised
Solution Approach 1:
The component features local quality variations with different sections optimized for different functions: the grab handle portion has ergonomic shaping and positioning for easy user access, while the tie-down bracket portion has reinforced structural features and secure attachment mechanisms. The U-shaped bar connects these zones, allowing each to perform its function optimally.
Data Source
AI summary
This disclosure relates to a dual-purpose grab handle and tie-down bracket for a motor vehicle. An example vehicle includes a body panel defining at least a portion of a recess, and a component mounted at least partially in the recess. Further, the component provides a tie-down bracket configured to attach to a tie-down and a grab handle configured to be grasped by a hand of a user.