Flat Cable Retainer Locking Structure for Easy Assembly

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Solution Overview

Problem

Existing cable retainers often fail to adequately connect flat cables to external objects, are expensive, and difficult to assemble.

Innovation Solution

A cable retainer comprising a base with a platform, securing protrusion, and fastener, and a locking member with an interior surface defining a hole and internal connection formation, allowing secure connection of a flat cable to an external object.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional cable retainers are used to connect flat cables to external objects, then connection functionality is provided, but the cost is high and assembly is difficult

Engineering Contradiction:
Improveconnection functionalityVSAvoidassembly difficulty
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cable retainer is divided into two separate components: a base component and a locking component. The base component includes a body with a cavity and a locking component includes a locking element that engages with the base. This segmentation allows each component to be manufactured independently using simple processes, reducing overall device complexity and assembly difficulty while maintaining reliable connection functionality through the interlocking mechanism between the two components.

Inventive Principle:
Principle #1Segmentation

2Reliability

If traditional cable retainers are used to connect flat cables to external objects, then connection functionality is provided, but the cost is high

Engineering Contradiction:
Improveconnection functionalityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

By segmenting the cable retainer into a base component and a locking component, each part can be manufactured using simpler, more cost-effective processes. The base component can be molded as a single piece while the locking component can be separately manufactured and then attached, reducing overall manufacturing cost while maintaining the reliability of the connection through their integrated engagement mechanism.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If a simple cable retainer design is used, then manufacturing cost is reduced, but connection reliability is insufficient

Engineering Contradiction:
Improvemanufacturing costVSAvoidconnection reliability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The segmented design with base and locking components maintains connection reliability through their mechanical engagement. The locking element features a engagement surface that interfaces with a corresponding surface on the base component, creating a secure connection that prevents accidental disconnection while still allowing for cost-effective manufacturing of each individual component.

Inventive Principle:
Principle #1Segmentation

4Reliability

If a complex cable retainer design is used, then connection reliability is improved, but assembly difficulty increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidassembly ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The two-component segmented design actually simplifies assembly compared to complex monolithic designs. The base component can be pre-installed in the external object, and the locking component can be easily attached by engaging its locking element with the base's cavity. This segmentation creates a straightforward assembly sequence that maintains connection reliability through the interlocking mechanism while improving ease of assembly.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12322945B2Cable retainer and method
Publication Date: 2025.06.03 LEAR CORP
  • US12322945B2 patent drawing
  • US12322945B2 patent drawing
  • US12322945B2 patent drawing

AI summary

A cable retainer for connecting a flat cable to an external object may include a base and/or a locking member. The base may include a platform, a securing protrusion, and/or a fastener. The securing protrusion may extend from the platform in a first direction and the fastener may extend from the platform in a second direction opposite the first direction. The fastener may be configured for connection with said external object. The locking member may include an interior surface defining a hole and an internal connection formation extending from at least a portion of the interior surface. In an assembled configuration, the locking member may be connected to the base, and the cable retainer may be configured to secure a portion of said flat cable between the platform of the base and the locking member.