Quick Release Vest Connection Assembly with Simultaneous Pull Actuation

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Solution Overview

Problem

Existing quick release connection systems for protective vests require independent manipulation of each clip for disengagement, which can be time-consuming and inefficient, especially in emergency situations where rapid removal is necessary.

Innovation Solution

A quick release system utilizing a pull element connected to tether lines that disengage retractable locking elements from a locked to an unlocked position, allowing simultaneous release of panels with a single pull action, and incorporating biasing elements like springs for automatic relocking upon tension release.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If independent manipulation of each clip is used for disengagement, then reliable connection is achieved, but time consumption increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoiddisengagement time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Multiple independent quick release clips are merged into a single integrated connection assembly where a common pull element controls all locking elements simultaneously. The pull element is connected to multiple tether lines that each engage with separate locking elements, allowing one pulling action to disengage all clips at once while maintaining individual clip functionality and connection reliability.

Inventive Principle:
Principle #5Merging (Combining)

2Strength

If multiple connection points are used to secure panels, then connection strength is improved, but operational complexity increases

Engineering Contradiction:
Improveconnection strengthVSAvoidoperational simplicity
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

Multiple connection points are merged into a single operational unit through the common pull element that simultaneously controls all locking elements. This integration maintains the strength benefits of multiple connection points while reducing operational complexity to a single pulling motion.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The connection system is segmented into independent locking elements that can be individually engaged or disengaged, yet are controlled through a unified pull element. This segmentation allows each connection point to function independently for strength while the unified control provides operational simplicity.

Inventive Principle:
Principle #1Segmentation

3Speed

If retractable locking elements are used for quick release, then disengagement speed is improved, but device complexity increases

Engineering Contradiction:
Improvedisengagement speedVSAvoidmechanism complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The retractable locking elements are designed to be automatically engaged and disengaged through the tension and release of the tether lines. When the pull element is pulled, the tether lines tension automatically retracts the locking elements from the female body. When tension is released, biasing elements automatically return the locking elements to their engaged position, eliminating the need for manual manipulation of each clip.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Tether lines act as intermediaries between the pull element and the locking elements, transmitting the pulling force to retract the locking elements. Biasing elements serve as intermediaries to automatically return the locking elements to their engaged position when tension is released, simplifying the overall mechanism while maintaining quick disengagement capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Enables rapid and simultaneous disengagement of panels with a single pull action, facilitating quick removal of protective vests while ensuring easy reassembly, improving efficiency and convenience.

Implementation Method 1

At least one biasing element operatively engages a corresponding retractable locking element. The biasing element applies a recovery force to the retractable locking element upon displacement from the locked position such that the retractable locking element is moved back to the locked position upon removal of the applied pulling tension.

Methodology Applied
Scientific EffectElastic recovery: Elasticity

Data Source

PatentUS8813263B2Quick release connection assembly
Publication Date: 2014.08.26 ILLINOIS TOOL WORKS INC
  • US8813263B2 patent drawing
  • US8813263B2 patent drawing
  • US8813263B2 patent drawing

AI summary

A vest incorporating a pull element operatively connected to a plurality of tether lines extending along pathways to panel connection points at which front and rear panels of the vest are adjoined. When the pull element is extended away from the vest, the tether lines are placed into tension thereby causing the connection assemblies to be disengaged and the front and rear panels of the vest can fall away from one another. Locking elements within the connection assemblies return to their locking position upon release of the tension.