Divided Conduit With Flexible Strip Substrates

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Solution Overview

Problem

Existing conduits face difficulties in inserting a second cable due to tangling and twisting with the first cable, especially over long distances and curved paths, leading to cable damage and inefficient use of space.

Innovation Solution

A divided conduit with strip-shaped substrates attached to its inner surface, creating flexible longitudinal channels to separate cables and reduce friction, allowing for easier insertion and protection of cables.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a second cable is inserted into a conduit that already contains a first cable, then space utilization is improved, but cable damage occurs due to tangling and twisting

Engineering Contradiction:
Improvenumber of cables in conduitVSAvoidcable integrity
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The conduit is divided into multiple separate channels using partition members, creating distinct pathways for each cable. This segmentation prevents cables from contacting and tangling with each other, allowing multiple cables to be installed simultaneously without damage while maximizing space utilization.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If a rigid divider is inserted into a conduit to separate cables, then cable separation is improved, but installation becomes difficult due to conduit undulations and curves

Engineering Contradiction:
Improvecable separationVSAvoiddivider installation
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The partition members are designed to be flexible rather than rigid, allowing them to adapt to conduit undulations and curves. This dynamic flexibility enables easy installation and positioning within the conduit while maintaining effective cable separation throughout the entire length of the conduit.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The partition members utilize flexible materials that can conform to the shape of the conduit, including any undulations or curves. This flexibility allows the partitions to be easily inserted and positioned without resistance from conduit geometry, while still providing effective cable separation.

Inventive Principle:
Principle #30Flexible shells and thin films

3Quantity of substance

If multiple cables are placed in a single conduit without separation, then space utilization is improved, but friction and heat build-up increase

Engineering Contradiction:
Improvecable density in conduitVSAvoidheat build-up
Core Design Contradiction:
Quantity of substanceVSTemperature

Solution Approach 1:

The conduit is divided into multiple separate channels using partition members, creating distinct pathways for each cable. This segmentation reduces contact and alternation losses between adjacent cables, preventing heat build-up while maximizing space utilization.

Inventive Principle:
Principle #1Segmentation

4Ease of operation

If a divider is inserted into a conduit to separate cables, then cable insertion ease is improved, but device complexity increases

Engineering Contradiction:
Improvecable insertion easeVSAvoidconduit structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The conduit is divided into multiple separate channels using partition members, creating distinct pathways for each cable. This segmentation prevents cables from contacting and tangling with each other, allowing multiple cables to be installed simultaneously without damage while maximizing space utilization.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8809682B2Divided conduit
Publication Date: 2014.08.19 MILLIKEN & CO
  • US8809682B2 patent drawing
  • US8809682B2 patent drawing
  • US8809682B2 patent drawing

AI summary

A divided conduit containing a thermoplastic conduit and at least one strip-shaped textile. The strip-shaped substrate may be a strip-shaped textile or a strip-shaped film and has a first longitudinal edge and a second longitudinal edge which are adhered to or embedded into the inner surface of the conduit forming at least two flexible, longitudinal channels for enveloping cables or other elongated structures.