Wire Cover Connector Slide Guide to Prevent Wire Pinching

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Solution Overview

Problem

When attaching a wire cover to a housing, wires often get caught between the wire cover and the housing, leading to longer attachment times and potential damage.

Innovation Solution

A wire cover-equipped connector is designed with a housing that includes a slide-receiving portion and a wire cover with a slide portion that includes a wire guiding portion. This guiding portion is inclined opposite to the sliding direction and extends towards a wire escape space, preventing wires from being caught during attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a wire cover is moved along a wire lead-out surface to be attached to a housing, then the wire cover can be securely attached to cover the wire lead-out surface, but wires may get caught between the wire cover and the housing during the attachment process

Engineering Contradiction:
Improveattachment reliabilityVSAvoidwire entanglement
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The wire guiding portion is provided in advance on the wire cover before attachment. This guiding structure预先 directs wires away from the attachment path, preventing them from getting caught between the wire cover and housing during the attachment process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The wire guiding portion acts as an intermediary element between the wire cover and the wires. It mediates the interaction by redirecting wires through the escape space, preventing direct contact between wires and the attachment interface.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a wire cover is moved along a wire lead-out surface to be attached to a housing, then the wire cover can be securely attached to cover the wire lead-out surface, but the attachment operation takes longer due to wire pinching

Engineering Contradiction:
Improveattachment reliabilityVSAvoidattachment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The wire guiding portion is pre-configured on the wire cover to automatically direct wires away from the attachment path. This preliminary arrangement eliminates the need for manual wire management during attachment, significantly reducing attachment time while maintaining secure attachment.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If a wire cover is moved along a wire lead-out surface to be attached to a housing, then the wire cover can be securely attached to cover the wire lead-out surface, but wires may be damaged due to pinching between the wire cover and housing

Engineering Contradiction:
Improveattachment reliabilityVSAvoidwire damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The wire guiding portion serves as a protective intermediary that redirects wires through a safe path (escape space) during attachment. This prevents direct pinching between wires and the housing-wire cover interface, eliminating wire damage while maintaining attachment integrity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12206206B2Wire cover-equipped connector
Publication Date: 2025.01.21 SUMITOMO WIRING SYSTEMS LTD
  • US12206206B2 patent drawing
  • US12206206B2 patent drawing
  • US12206206B2 patent drawing

AI summary

Provided is a wire cover-equipped connector that can prevent a wire from being caught on a wire cover when the wire cover is being attached. The wire cover-equipped connector includes: a housing including a wire lead-out surface; and a wire cover configured to be disposed on the housing so as to cover the wire lead-out surface. The housing includes a slide-receiving portion at a position in line with the wire lead-out surface, the wire cover includes a slide portion configured to slide against the slide-receiving portion, and a wire escape space formed so as to be separated from the slide-receiving portion, and the slide portion includes, in a front end thereof in a sliding direction of sliding against the slide-receiving portion, a wire guiding portion inclined in a direction opposite to the sliding direction while extending toward the wire escape space.