Cable Connector Assembly with Integrated Terminals for Direct Soldering

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Solution Overview

Problem

Existing cable connector assemblies face challenges with complex soldering procedures due to numerous terminals, leading to high production costs and unstable electrical connections, exacerbated by the need for additional connecting pieces that can cause poor contact issues.

Innovation Solution

A cable connector assembly design featuring first and second terminal groups with soldering surfaces positioned close together, allowing a single core wire to be soldered between them, eliminating the need for connecting pieces and ensuring direct soldering for stable connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple terminals are arranged on the insulating body, then the electrical connection functionality is improved, but the soldering procedure becomes complicated and production cost increases

Engineering Contradiction:
Improveelectrical connection functionalityVSAvoidsoldering procedure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple terminals with the same function into a single integrated terminal structure. Specifically, multiple signal terminals are integrated into one signal terminal, and multiple power terminals are integrated into one power terminal, allowing a single core wire to connect to multiple terminals simultaneously through one soldering point, thereby simplifying the soldering procedure while maintaining electrical connection functionality

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent creates universal terminals that can serve multiple functions. The integrated signal terminal and power terminal are designed to accommodate multiple core wires with the same function, making each terminal a multi-functional connection point that replaces what would traditionally require multiple separate terminals

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

2Quantity of substance

If connecting pieces are added to connect terminals, then the number of core wires is reduced, but the electrical connection stability deteriorates due to poor contact

Engineering Contradiction:
Improvenumber of core wiresVSAvoidelectrical connection stability
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent extracts and eliminates the connecting piece from the terminal structure. By directly integrating multiple terminals into a single terminal body with multiple soldering surfaces, the design removes the intermediate connecting piece that caused poor contact, establishing direct contact between the core wire and multiple terminals simultaneously

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The integrated terminal body acts as an intermediary structure that directly connects multiple core wires to multiple terminals without requiring separate connecting pieces. The terminal body itself with its multiple soldering surfaces serves as the mediator, ensuring stable electrical connection

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If connecting pieces are used to connect terminals, then multiple terminals can share one core wire, but the manufacturing cost increases

Engineering Contradiction:
Improveterminal sharing capabilityVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent merges multiple terminals into a single integrated terminal structure that can share one core wire. The integrated terminal contains multiple soldering surfaces allowing one core wire to connect to multiple terminals simultaneously, eliminating the need for separate connecting pieces and reducing manufacturing cost

Inventive Principle:
Principle #5Merging (Combining)

4Volume of moving object

If the cable connector size is kept small, then the compactness is improved, but there is no sufficient space for arranging connecting pieces

Engineering Contradiction:
Improvecable connector sizeVSAvoidspace for connecting pieces
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The patent nests multiple terminals within a single integrated terminal structure. The multiple soldering surfaces and terminal contacts are nested within the compact terminal body, allowing multiple functional elements to occupy minimal space while maintaining their electrical connection capabilities

Inventive Principle:
Principle #7Nested doll (Nesting)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This design reduces the number of core wires required, decreases manufacturing costs, and establishes a stable electrical connection by eliminating the need for connecting pieces, thereby enhancing the reliability of terminal-cable connections.

Implementation Method 1

The cable has at least one first core wire disposed between the first soldering surface and the second soldering surface, and soldered to the first soldering surface and the second soldering surface

Methodology Applied
Scientific EffectSoldering: Soldering

Data Source

PatentUS10326214B2Cable connector assembly
Publication Date: 2019.06.18 LOTES
  • US10326214B2 patent drawing
  • US10326214B2 patent drawing
  • US10326214B2 patent drawing

AI summary

A cable connector assembly includes an insulating body and a cable. The insulating body includes a first terminal group and a second terminal group received in the insulating body. The first terminal group has a first terminal. The first terminal has a first soldering surface at one end thereof. The second terminal group has a second terminal. The second terminal has a second soldering surface disposed opposite to the first soldering surface. The cable has a first core wire disposed between the first soldering surface and the second soldering surface and soldered to the first soldering surface and the second soldering surface. The first terminal and the second terminal have same functions share the first core wire and are directly soldered to the first core wire.