Box Side Step Support Assembly Nested Within Cargo Panel

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Solution Overview

Problem

Existing support assemblies for box side steps in motor vehicles often protrude beyond the outer panel of the cargo box, compromising their compactness and stability, and lack efficient load transfer mechanisms to the cargo box.

Innovation Solution

A support assembly for a box side step with a base that lies in a plane parallel to the ground surface, featuring vertical supports and reinforcement brackets that connect the base to the inner and outer panels of the cargo box, allowing for compact design and effective load transfer without protruding beyond the outer panel.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the base projects beyond the outer panel to provide support, then the stability is improved, but the compactness deteriorates

Engineering Contradiction:
ImprovestabilityVSAvoidcompactness
Core Design Contradiction:
Stability of the object's compositionVSVolume of moving object

Solution Approach 1:

The base is nested within the cargo box's outer panel boundary, with vertical supports extending inward to connect to the inner panel. This nesting approach provides stable support while maintaining a compact appearance that does not protrude beyond the outer panel.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The support structure transitions from a horizontal projection (which would increase volume) to a vertical arrangement (connecting inner and outer panels). By utilizing the vertical dimension within the existing horizontal footprint, stability is achieved without compromising compactness.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Volume of moving object

If the base does not project beyond the outer panel, then the compactness is improved, but the stability deteriorates

Engineering Contradiction:
ImprovecompactnessVSAvoidstability
Core Design Contradiction:
Volume of moving objectVSStability of the object's composition

Solution Approach 1:

The support assembly is segmented into multiple components: a base connected to the outer panel, vertical supports extending inward, and connections to the inner panel. This segmentation allows the structure to achieve stability through distributed support points while maintaining a compact overall form.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The vertical supports are configured with curved or angled geometries that optimize load distribution and structural stability within the constrained space, allowing the base to remain compact while providing adequate support.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Strength

If vertical supports and reinforcement brackets are added, then the load transfer efficiency is improved, but the device complexity increases

Engineering Contradiction:
Improveload transfer efficiencyVSAvoiddevice complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The vertical supports and reinforcement brackets are merged into an integrated support assembly that connects the base to both the inner and outer panels. This consolidation provides efficient load transfer while minimizing the number of separate components and assembly steps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The vertical supports serve multiple functions: they provide structural connection between panels, transfer loads from the base to the cargo box, and reinforce the overall assembly. This multi-functionality reduces the need for additional specialized components.

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

Data Source

PatentUS11345283B2Support assembly for box side step
Publication Date: 2022.05.31 FORD GLOBAL TECH LLC
  • US11345283B2 patent drawing
  • US11345283B2 patent drawing
  • US11345283B2 patent drawing

AI summary

This disclosure relates to a support assembly for a box side step of a motor vehicle, such as a pickup truck. An example vehicle includes a cargo box including a side wall, a box side step, and a support assembly for the box side step including a base that does not project beyond an outer panel of the side wall.