Vehicle Luggage Compartment Partition with Deformable Hooks

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Solution Overview

Problem

Conventional vehicle luggage compartment configurations, such as reticulate partition members and rubber belts, are costly, reduce luggage space, and risk breakage due to poor design and material limitations.

Innovation Solution

A belt-shaped partition with detachable hooks that deforms under load to prevent breakage and extend for easy engagement, occupying less space and maintaining luggage security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a reticulate partition member and winding device are used to separate the concave portion, then the partition can be securely fixed, but the device becomes large and reduces luggage placement area while increasing cost

Engineering Contradiction:
Improvepartition fixing securityVSAvoidluggage placement area
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The partition member is divided into multiple segments that can be independently folded and stored. When not in use, the segmented partition can be collapsed into a compact form that occupies minimal space in the luggage compartment, yet when deployed it provides secure separation of the concave portion.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The partition member is designed with flexible folding joints that allow it to dynamically change between an extended configuration for securing luggage and a compact folded configuration for storage. This dynamic adaptability enables the partition to provide reliable fixing when needed while minimizing space occupation when not in use.

Inventive Principle:
Principle #15Dynamics

2Device complexity

If a rubber belt is used to prevent luggage from slipping out, then the partition can be simple, but slack in the belt creates poor appearance and may cause damage when the rear door is closed

Engineering Contradiction:
Improvepartition structure simplicityVSAvoidluggage securing reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The partition member incorporates adjustable tensioning mechanisms that allow the belt tension to be optimized. By changing the tension parameter, the partition maintains sufficient tightness to prevent luggage from slipping out while avoiding excessive tension that could cause damage during door closure. The adjustability ensures reliable performance without compromising the simplicity of the overall structure.

Inventive Principle:
Principle #35Parameter changes

3Shape

If a rigid partition member is used to maintain shape, then the partition provides good appearance, but it is prone to breakage under excessive load

Engineering Contradiction:
Improvepartition shape stabilityVSAvoidpartition breakage resistance
Core Design Contradiction:
ShapeVSStrength

Solution Approach 1:

The partition member is constructed using composite materials that combine the rigidity needed for shape stability with the toughness required for breakage resistance. The composite structure allows the partition to maintain its form for good appearance while the material properties prevent catastrophic failure under excessive load, resolving the contradiction between shape stability and strength.

Inventive Principle:
Principle #40Composite materials

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides a cost-effective, space-efficient, and secure luggage compartment structure that prevents partition and hook breakage by allowing the partition to disengage under load, maintaining luggage stability and avoiding damage from door closure.

Implementation Method 1

at least one of the pair of hooks is deformed to disengage from the partition if a load equal to or bigger than a predetermined magnitude is applied to the partition

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

the partition is configured to extend when a load equal to or bigger than a predetermined magnitude is applied

Methodology Applied
Scientific EffectElastic extension: Elasticity

Data Source

PatentUS10493921B2Structure of vehicle luggage compartment
Publication Date: 2019.12.03 HONDA MOTOR CO LTD
  • US10493921B2 patent drawing
  • US10493921B2 patent drawing
  • US10493921B2 patent drawing

AI summary

A structure of a vehicle luggage compartment of the present invention can be produced at a low cost; secure a luggage placing base; and prevent breakage of a partition member, and includes a luggage base on which a luggage is placed; and a partition having a belt shape configured to separate the luggage base from other luggage placing bases, wherein both ends of the partition are detachably engaged with a pair of hooks attached to a vehicle body; and at least one of the pair of hooks is deformed to disengage from the partition if a load equal to or bigger than a predetermined magnitude is applied to the partition.