Drawer Cable Guide with Detachable Plug to Preserve Storage Space

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Solution Overview

Problem

Existing solutions for guiding power cables along the movement of pull-out elements, such as drawers, often result in significant loss of storage space and require complex installation, with a risk of damage from careless removal.

Innovation Solution

A device featuring a detachable plug connection and holding elements with adhesive fastening, allowing for easy assembly and retrofitting, which ensures the power cable follows the movement of the pull-out element without damage, utilizing a cable chain with plug connections at both ends and strategically placing the cable guide under the pull-out element to conserve space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a cable guide is installed in the drawer to follow drawer movement, then power supply connectivity is maintained, but storage space in the rear area of the drawer is significantly reduced

Engineering Contradiction:
Improvepower supply connectivityVSAvoidstorage space
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The cable guide is relocated from the drawer interior to the exterior, specifically mounted on the drawer front or side panel. This dimensional relocation eliminates the space occupation within the drawer while maintaining the cable guidance function throughout the drawer movement range.

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

Solution Approach 2:

The cable guide function is extracted from the drawer interior and implemented as a separate component mounted on the drawer exterior. This separation allows the drawer interior space to be fully utilized for storage while the cable guide operates independently on the outer surface.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If a cable guide is installed in the drawer to follow drawer movement, then power supply connectivity is maintained, but installation becomes complex and requires access behind the drawer

Engineering Contradiction:
Improvepower supply connectivityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The system is divided into separate modular components: the cable guide mounted on the drawer front, the cable routing channel, and the power outlet on the drawer rear panel. This segmentation allows each component to be installed independently, with the cable guide accessible from the front and the power outlet accessible from the rear, eliminating the need for complex behind-the-scenes installation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cable guide acts as an intermediary component that bridges the power outlet on the drawer rear panel and the appliance power cord. It provides a guided pathway for the cable through the drawer movement range, allowing the power connection to be established without requiring direct access to the cable routing path during installation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP4210540B1Cable management device
Publication Date: 2024.05.29 JULIUS BLUM GMBH
  • EP4210540B1 patent drawingFigure 1~3
  • EP4210540B1 patent drawingFigure 4~5
  • EP4210540B1 patent drawingFigure 6

AI summary

Device for guiding a power cable (6') along a movement direction (19) of a pull-out element (32) resembling a drawer, comprising at least one power cable (6') and at least one, preferably linearly movable, cable guide (6) for the at least one power cable (6'), wherein at least one releasable plug-in connection (4, 5, 7, 8) is provided, via which the at least one power cable (6') can be brought into electrically conductive contact with a stationary power supply device (1) or with an energy withdrawal station (10) arranged in or on the pull-out element (32), preferably wherein a first releasable plug-in connection (4, 5) is provided, via which the at least one power cable (6') can be brought into electrically conductive contact with a stationary power supply device (1), and a second releasable plug-in connection (7, 8) is provided, via which the at least one power cable (6') can be brought into electrically conductive contact with an energy withdrawal station (10) arranged in or on the pull-out element (32).