Pickup Truck Tailgate Elongation via Pivoting and Telescoping Panels
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Solution Overview
Problem
Truck beds often lack sufficient length to haul larger objects safely, with existing solutions either creating safety hazards by allowing objects to protrude or failing to securely contain them due to inadequate tie-down options.
Innovation Solution
A replacement tailgate system that can be pivoted downward to elongate the truck bed, featuring a rear shell, front shell, and side panels that can be telescoped and secured with latches to prevent objects from shifting during transport, allowing for safe and secure hauling of longer items.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of stationary object
If the tailgate is lowered to elongate the truck bed for hauling longer objects, then the bed length is increased, but safety hazards increase due to objects protruding and being invisible to other vehicles and pedestrians
Solution Approach 1:
The tailgate is designed to be dynamically reconfigurable between two states: (1) vertical position for normal operation, and (2) lowered horizontal position for elongating the bed to haul longer objects. This dynamic adaptation allows the truck bed to adjust its effective length based on loading requirements while maintaining safety through proper object containment in the horizontal configuration
Solution Approach 2:
The tailgate structure is segmented into multiple components including the tailgate assembly, side panels, and crossmembers that can be independently positioned and secured. When lowered, the side panels can be extended outward to contain objects within the elongated bed space, preventing protrusion and the associated safety hazards
2Length of stationary object
If objects are allowed to hang out of the back side of the truck bed to haul longer objects, then the bed length is effectively increased, but the object configuration becomes unsuitable for secure tie-down
Solution Approach 1:
The tailgate and side panels form a dynamic enclosure that can be configured to completely contain objects when in the horizontal position. The side panels can be extended outward beyond the original bed width, creating additional containment space that allows objects to be properly positioned and secured with tie-downs, eliminating the operational difficulties of hanging objects outside the bed
Solution Approach 2:
The system is pre-configured with extendable side panels and crossmembers that create a contained space before objects are loaded. This preliminary structuring of the elongated bed space ensures that objects can be properly positioned and tied down from the outset, rather than requiring post-loading adjustments
3Length of stationary object
If the tailgate is replaced with a replacement tailgate that can be pivoted downward, then the truck bed can be elongated, but the device complexity increases
Solution Approach 1:
The replacement tailgate assembly serves multiple functions: (1) it acts as the standard vertical tailgate for normal operation, (2) it functions as a horizontal support surface for elongating the bed, and (3) it provides mounting points for side panels and crossmembers. This multi-functionality reduces the need for separate dedicated structures, thereby managing complexity while achieving bed elongation
Data Source
AI summary
A replacement tailgate for the purpose of elongating the pickup truck may be installed on a truck bed wherein the replacement tailgate can be unfolded in order to elongate a length of the truck bed. The replacement tailgate may have front and rear shells that are used to support objects placed in the truck bed as well as act as the new tailgate when the truck bed length is elongated. Various panels may be unfolded in order to trap objects within the truck bed when the replacement tailgate is unfolded in order to elongate the truck bed length.