Lanyard Loop Connector Assembly for Fast Orientation-Free Locking

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Solution Overview

Problem

Conventional connectors for lanyard loops are complex in structure, costly, and inconvenient to assemble, making them unsuitable for rapid assembly requirements.

Innovation Solution

A connector assembly comprising a female connector with an insertion slot and an inner peripheral surface, and a male connector with an insertion section and an outer peripheral surface, featuring an annular engaging groove and an engaging member that securely fixes the male connector into the female connector.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional connectors are used to connect the ends of the connecting wire, then the connection strength is sufficient, but the structure becomes complicated and the cost increases

Engineering Contradiction:
Improveconnection strengthVSAvoidconnector structure complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The connector is divided into a female connector and a male connector, which can be separately manufactured and assembled. The female connector includes a body with an insertion slot and an engaging member, while the male connector includes an insertion section with an engaging groove. This segmentation simplifies the overall structure and facilitates mass production.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The male connector is inserted into the female connector, with the insertion section fitting into the insertion slot. The engaging groove in the male connector receives the engaging member from the female connector, creating a nested configuration that secures the connection while maintaining structural simplicity.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If conventional connectors are used to ensure reliable connection, then the connection reliability is achieved, but the assembly process becomes inconvenient and time-consuming

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

Solution Approach 1:

The engaging member is pre-installed on the female connector before the male connector is inserted. This preliminary preparation ensures that when the male connector is inserted into the female connector, the engaging groove automatically engages with the engaging member, providing reliable connection without requiring additional assembly steps or orientation adjustments.

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If conventional connectors are used to maintain connection security, then the anti-loosening effect is achieved, but the assembly speed decreases

Engineering Contradiction:
Improveconnection stabilityVSAvoidassembly speed
Core Design Contradiction:
Stability of the object's compositionVSProductivity

Solution Approach 1:

The engaging member is pre-positioned on the female connector, and the engaging groove is pre-formed on the male connector. When assembly is performed, the male connector is simply inserted into the female connector, and the engaging groove automatically engages with the engaging member, providing both rapid assembly and secure connection without requiring orientation adjustments or additional steps.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250163995A1Connector assembly and lanyard loop having the same
Publication Date: 2025.05.22 CASTIP INDAL
  • US20250163995A1 patent drawing
  • US20250163995A1 patent drawing
  • US20250163995A1 patent drawing

AI summary

A connector assembly includes a female connector, a male connector, and an engaging member. The female connector is formed with an insertion slot and includes an inner peripheral surface surrounding the insertion slot. The male connector includes an insertion section for insertion into the insertion slot. The insertion section has an outer peripheral surface for facing the inner peripheral surface when the insertion section is inserted into the insertion slot. One of the inner peripheral surface and the outer peripheral surface is formed with an annular engaging groove, and the engaging member is disposed on the other one of the inner and outer peripheral surfaces. When the insertion section is inserted into the insertion slot, the engaging member is engaged in the annular engaging groove to fix the insertion section into the insertion slot.