Vehicle Tailgate Utility Track for Workpiece Clamping
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Solution Overview
Problem
Existing vehicle tailgates lack a practical and versatile solution for aligning and clamping workpieces to facilitate measurement and cutting tasks, particularly for tradesmen like plumbers and carpenters.
Innovation Solution
A work area assembly on a vehicle tailgate featuring a utility track with a movable fence accessory and clamp accessory, allowing the fence accessory to be positioned as a stop surface and the clamp accessory to securely hold workpieces at various locations along the track, enabling precise measurement and cutting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a workpiece alignment and clamping system is added to the tailgate, then workpiece measurement and cutting capability is improved, but the tailgate surface complexity increases
Solution Approach 1:
The utility track serves multiple functions: it acts as both a positioning guide and a mounting structure for the fence accessory and clamp accessory. This single component enables workpiece alignment, stopping, and clamping operations, providing multi-functionality without proportionally increasing overall system complexity
Solution Approach 2:
The work area assembly is divided into separate, independently adjustable components including the fence accessory with stop surface, the clamp accessory with clamping mechanism, and the utility track. These segmented components can be positioned and adjusted independently at different locations along the tailgate, allowing versatile workpiece handling while maintaining a relatively simple base structure
2Measurement precision
If a movable fence accessory with stop surface is provided, then workpiece positioning precision is improved, but the device complexity increases
Solution Approach 1:
The fence accessory is designed to be movable and repositionable along the utility track, allowing the stop surface to be dynamically positioned at different locations based on measurement requirements. This dynamic positioning capability provides precise workpiece stopping without requiring a complex fixed positioning system for every possible measurement point
Solution Approach 2:
The utility track acts as an intermediary element between the tailgate surface and the fence accessory. It provides a standardized interface that enables precise positioning of the fence accessory while keeping the tailgate itself relatively simple, separating the positioning function from the structural support function
3Reliability
If a clamp accessory is added to secure workpieces, then workpiece clamping capability is improved, but the device complexity increases
Solution Approach 1:
The clamp accessory integrates multiple functions into a single component: it attaches to the utility track for positioning, provides clamping force through the clamping mechanism, and secures the workpiece to the tailgate. This merging of attachment, positioning, and clamping functions into one accessory reduces the number of separate components needed while maintaining reliable workpiece securing capability
Data Source
AI summary
A vehicle work area assembly includes a tailgate moved to a horizontally oriented position. The tailgate has a main surface with a utility track fixed thereto. A fence accessory is releasably attached to the utility track and is positioned and fixed to any of a plurality of locations to the utility track. The fence accessory defines a stop location for one end of a workpiece. A clamp accessory releasably attaches to the utility track such that the clamp accessory temporarily clamps the workpiece to the main surface such that the workpiece can be measured and/or cut.