Motor-Displaceable Cargo Compartment Control System

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Solution Overview

Problem

Existing control systems for motor-displaceable cargo compartments in vehicles do not adequately enhance operator comfort when dealing with bulky objects, as they require manual intervention to expand the cargo compartment, reducing hands-free operation efficiency.

Innovation Solution

Incorporating a motor-displaceable cargo compartment component, such as a seat arrangement, that can be actuated by a control system using a secondary operator occurrence following a primary occurrence, allowing for contactless expansion of the cargo compartment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If only the tailgate is designed to be motor-displaceable while other cargo compartment components remain manually displaceable, then the device complexity is reduced, but the operator comfort is insufficient when transporting bulky objects

Engineering Contradiction:
Improveoperator comfortVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The control arrangement is designed to perform multiple functions: it controls both the motor-displaceable tailgate and the motor-displaceable cargo compartment components (such as seat arrangements). This multi-functionality allows the system to expand the cargo compartment automatically without requiring separate control mechanisms, thereby improving operator comfort while maintaining relatively low device complexity.

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

2Productivity

If manual intervention is required to expand the cargo compartment for bulky objects, then the device complexity remains low, but the hands-free operation efficiency is reduced

Engineering Contradiction:
Improvehands-free operation efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system detects the primary operator occurrence (indicating intent to load bulky objects) and automatically performs preliminary actions by displacing cargo compartment components (such as folding rear seat benches) before the loading process begins. This preliminary automatic expansion eliminates the need for manual intervention during loading, thereby improving hands-free operation efficiency while keeping the control mechanism relatively simple.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If the cargo compartment is expanded manually to accommodate bulky objects, then the additional costs and complexity are minimized, but the operator comfort is reduced

Engineering Contradiction:
Improveoperator comfortVSAvoidadditional costs and complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The existing control arrangement, already present for tailgate operation, is extended to control additional motor-displaceable cargo compartment components. This multi-functional use of the existing control system allows automatic cargo compartment expansion without requiring completely new control mechanisms, thereby improving operator comfort while minimizing additional manufacturing costs and complexity.

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

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

This solution significantly increases operator comfort by enabling hands-free expansion of the cargo compartment, reducing the risk of collisions, and simplifying the loading process while maintaining low additional costs and complexity.

Implementation Method 1

a capacitively measuring distance sensor is situated in the bumper of the motor vehicle and is suitably monitored by a control arrangement

Methodology Applied
Scientific EffectCapacitive measurement: Capacitance

Data Source

PatentUS10774575B2Control system for a motor-displaceable cargo compartment device of a motor vehicle
Publication Date: 2020.09.15 BROSE FAHRZEUGTEILE GMBH & CO KG
  • US10774575B2 patent drawing
  • US10774575B2 patent drawing
  • US10774575B2 patent drawing

AI summary

A control system for a motor-displaceable cargo compartment device of a motor vehicle, wherein the cargo compartment device comprises a motor-displaceable closure element, wherein an operator occurrence sensor is provided, wherein a control arrangement monitors the operator occurrence sensor to determine whether a predetermined operator occurrence exists and, upon detection of such a predetermined operator occurrence, displaces the cargo compartment device with the aid of a motor, wherein the control arrangement displaces the closure element in the opening direction with the aid of a motor upon detection of a primary operator occurrence via the operator occurrence sensor. Further the cargo compartment device comprises at least one motor-displaceable cargo compartment component and the control arrangement displaces at least one such cargo compartment component with the aid of a motor upon detection, via the operator occurrence sensor, of a secondary operator occurrence following the primary operator occurrence.