Flat Flexible Cable Connector With Integrated Metal Housing

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Solution Overview

Problem

Conventional LVDS signal transmission connectors have a complex structure, large size, and high manufacturing costs, which hinder their ability to meet the slim and light design trends of electronic products.

Innovation Solution

A connector structure featuring a first metal housing with guiding portions and a flexible flat transmission component, which replaces the front contact terminal and rear cable, and omits the insulating main body, allowing for a simpler assembly and reduced size.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional LVDS connector structure with insulating main body, conductive terminal, flexible flat cable, and upper/lower iron shells is used, then reliable signal transmission is achieved, but the connector has large size and high manufacturing cost

Engineering Contradiction:
Improvesignal transmission reliabilityVSAvoidconnector size
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

The patent merges the insulating main body and conductive terminal into an integrated structure where the metal housing itself serves as both the insulating support and the conductive connection element. The flexible flat transmission component is directly mounted on the metal housing without requiring separate insulating components, thereby reducing overall connector volume while maintaining signal transmission reliability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent extracts and eliminates the separate insulating main body component from the conventional connector structure. By using the metal housing to directly support and position the flexible flat transmission component, the design removes unnecessary insulating elements, achieving size reduction without compromising electrical isolation or signal integrity.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If a conventional LVDS connector with multiple separate components (insulating main body, conductive terminal, flexible flat cable, iron shells) is assembled, then reliable electrical connection is achieved, but the assembly process becomes complicated and manufacturing cost increases

Engineering Contradiction:
Improveelectrical connection reliabilityVSAvoidconnector structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple separate components into fewer integrated elements. The metal housing integrates the functions of the insulating main body and conductive terminal, while the flexible flat transmission component directly provides electrical connection. This merging reduces the number of parts from four separate components to two main assemblies, simplifying the overall structure and reducing manufacturing complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The metal housing performs multiple functions simultaneously: it provides structural support, electrical connection pathways, and positioning for the flexible flat transmission component. This multi-functionality eliminates the need for separate insulating main bodies and conductive terminals, thereby reducing device complexity while maintaining reliable electrical connection.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If a conventional connector with insulating main body and multiple components is used, then adequate insulation and support are provided, but manufacturing cost and assembly complexity increase

Engineering Contradiction:
Improveinsulation and support functionalityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent removes the separate insulating main body component and integrates its support and insulation functions into the metal housing design. The metal housing with its guiding portions and installation structure provides both mechanical support and electrical insulation where needed, eliminating the need for separate insulating components and reducing manufacturing cost.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent merges the support function previously provided by the insulating main body with the metal housing structure. The guiding portions and installation structure of the metal housing directly provide mechanical support and positioning for the flexible flat transmission component, reducing part count and manufacturing complexity while maintaining adequate support functionality.

Inventive Principle:
Principle #5Merging (Combining)

4Stability of the object's composition

If guiding portions with bending sections and extending sections are added to the metal housing, then the flexible flat transmission component is securely positioned, but the metal housing complexity increases

Engineering Contradiction:
Improvecomponent positioning stabilityVSAvoidmetal housing structure complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent segments the metal housing into functional sections: the installation portion for mounting the flexible flat transmission component, and guiding portions with distinct bottom sections, top sections, and bending sections. Each segment serves a specific positioning function, providing stable component placement while keeping the overall design modular and manageable despite the increased structural detail.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10205259B2Flat flexible cable connector structure
Publication Date: 2019.02.12 P-TWO INDUSTRIES INC
  • US10205259B2 patent drawing
  • US10205259B2 patent drawing
  • US10205259B2 patent drawing

AI summary

A connector structure includes a first metal housing, a flexible flat transmission component and a second metal housing. The first metal housing includes an installation portion and two guiding portions disposed on two sides of the installation portion. Each guiding portion includes a bottom section, a top section opposite to the bottom section, and a bending section connected to the bottom section and the top section. A slot is formed on the bottom section, and an extending section extends from the top section and toward the bottom section to engage inside the slot. The flexible flat transmission component is disposed on the installation portion and includes a plurality of contacts. The second metal housing is assembled with the first metal housing and covers the flexible flat transmission component, and the plurality of contacts exposes out of the second metal housing.