Removable Cargo Panels for Co-Planar Load Surfaces

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Solution Overview

Problem

In vehicles with SUV or hatchback designs, the cargo area floor is often lower than the rear seat uprights when they are folded, making it difficult to secure long cargo items as they do not make contact with the floor, leading to inefficient use of space.

Innovation Solution

A vehicle cargo area structure featuring a forward panel and a rearward panel that can be removably positioned in multiple orientations, allowing the seat back surface, forward panel surface, and rearward panel surface to be co-planar, creating an elongated flat surface for cargo reception, with the panels designed to fit over the cargo area floor and adjust to different configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the cargo area floor is made lower to accommodate folded rear seats, then the rear seat assembly can be folded down, but long cargo items cannot make contact with the floor for secure placement

Engineering Contradiction:
Improveseat folding capabilityVSAvoidcargo securing capability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The cargo area floor is segmented into the original vehicle floor and removable panel assemblies. The panels can be positioned in multiple orientations - creating a co-planar flat surface when needed for long cargo items, or being removed/positioned differently to accommodate folded rear seats, thus resolving the contradiction between seat folding capability and cargo securing capability

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the cargo area floor is made lower to accommodate folded rear seats, then the rear seat assembly can be folded down, but the flat surface for long cargo items is lost

Engineering Contradiction:
Improveseat folding capabilityVSAvoidflat surface continuity
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The panel assemblies are designed with dynamic positioning capability, allowing them to be moved between different orientations. When a flat surface is needed for long cargo items, the panels are positioned to create co-planar surfaces with the seat backrests. When seats are folded, the panels can be repositioned or removed, dynamically adapting the cargo area configuration to maintain both seat folding capability and flat surface continuity as needed

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If panels are added to create a flat surface, then long cargo items can be secured, but the device complexity increases

Engineering Contradiction:
Improvecargo securing capabilityVSAvoidpanel structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The panel assemblies are designed as multi-functional components that serve multiple purposes: they create flat surfaces for long cargo items, provide structural support, and can be integrated with the rear seat assembly. By making the panels universal components that perform multiple functions simultaneously, the complexity is justified by the consolidation of functions rather than adding separate systems for each function

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS10246020B1Vehicle cargo area structure
Publication Date: 2019.04.02 NISSAN MOTOR CO LTD
  • US10246020B1 patent drawing
  • US10246020B1 patent drawing
  • US10246020B1 patent drawing

AI summary

A forward panel is removably positionable in a first orientation within a cargo area in which a first surface faces upward and a support wall contacts an upwardly facing surface of the cargo area defining a concealed space between the upwardly facing surface and an opposite second surface of the forward panel, with an edge between the first and second surfaces abutting a rear seat assembly. The forward panel is positionable in a second orientation with the second surface facing upward with the support wall extending upward from the second surface. A rearward panel is removably positioned along the upward facing surface in a third orientation in which a first surface of the rearward panel is co-planar with the first surface of the forward panel with the forward panel in the first orientation.