Pivoting Cable Holder for Compact Appliance Cable Routing

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Solution Overview

Problem

The complex assembly process and bulkiness of pre-profiled cable holders with angled guide sections make cable installation in domestic appliances cumbersome and space-intensive.

Innovation Solution

A cable holder with pivotally disposed guide sections that can align to 180°, connected via an articulated joint, allowing for simple cable fitting and compact storage, with snap-lock elements for secure installation without tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If pre-profiled rigid cable holders with angled guide sections are used, then cables can be guided round edges of the electrical component, but the assembly operation becomes complex and the cable holder becomes bulky

Engineering Contradiction:
Improvecable installation simplicityVSAvoidassembly operation complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cable holder employs a flexible, elastically resilient design that allows the guide sections to be deformed during assembly and then spring back to their predetermined angled configuration. This dynamic flexibility eliminates complex assembly operations while maintaining the functional angled guide sections for cable routing.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The cable holder changes its physical state from a deformed assembly configuration to a predetermined angled operational configuration through elastic deformation. The guide sections are temporarily deformed to fit together, then spring back to their functional angled positions, transforming the assembly process from complex to simple.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If pre-profiled rigid cable holders with angled guide sections are used, then cables can be guided round edges of the electrical component, but the cable holder requires space-intensive storage and packaging

Engineering Contradiction:
Improvecable routing capabilityVSAvoidstorage space requirement
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The flexible cable holder can be dynamically deformed into a compact linear configuration for storage and packaging, then spring back to its functional angled configuration during use. This dynamic transformation reduces storage volume requirements while maintaining cable routing functionality.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The guide sections of the flexible cable holder can be folded or nested together in a compact linear arrangement for storage, similar to how the nested doll principle works. The angled guide sections are collapsed into a compact form that minimizes storage space, then expanded to their functional configuration during assembly.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Volume of moving object

If the guide sections are made flexible and elastically resilient, then the cable holder can be compactly packaged, but the guide sections must be precisely engineered to maintain their predetermined angle

Engineering Contradiction:
Improvepackaging space efficiencyVSAvoidpredetermined angle accuracy
Core Design Contradiction:
Volume of moving objectVSManufacturing precision

Solution Approach 1:

The flexible guide sections utilize their own elastic properties to automatically return to the predetermined angled configuration after assembly. The material's inherent elasticity serves the function of maintaining geometric precision, eliminating the need for complex mechanical angle-maintaining mechanisms.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The guide sections undergo controlled elastic deformation during assembly, temporarily changing their shape to fit together, then spring back to their predetermined angled configuration. This parameter change (deformation and recovery) enables both compact packaging and precise angle maintenance.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS8789799B2Cable holder
Publication Date: 2014.07.29 BSH HAUSGERATE GMBH
  • US8789799B2 patent drawing
  • US8789799B2 patent drawing
  • US8789799B2 patent drawing

AI summary

A cable holder for a cable includes a guide section for guiding the cable that can be pivoted in sections for a change in direction of a run of the cable.