Web-Connecting Assembly With Pivot Button And Guide Ramps

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Solution Overview

Problem

Existing web-retaining devices are often large, prone to breaking, and difficult to manipulate, with outdated styling and multiple joints that complicate the unhooking process.

Innovation Solution

A web-connecting assembly featuring a connecting member with a rotating stud that secures into a retaining chamber, utilizing guide ramps and a button with pivot arms to facilitate easy engagement and disengagement, and a button-retaining pin to prevent accidental release.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If known web-retaining devices are used, then connection security is achieved, but device size becomes large and manipulation becomes difficult

Engineering Contradiction:
Improveconnection securityVSAvoidmanipulation difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The buckle is divided into distinct male and female members with specific functional zones (guide ramps, retaining chamber, button mechanism), allowing each segment to perform its function efficiently while reducing overall complexity and size

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The button is designed to pivot between open and closed positions dynamically, enabling easy engagement and disengagement of the webbing while maintaining secure connection when closed

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple joints are included in web-retaining devices, then connection flexibility is improved, but reliability decreases due to susceptibility to breaking

Engineering Contradiction:
Improveconnection flexibilityVSAvoidbreak resistance
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The complex multi-joint mechanism is replaced by extracting only the essential function needed - a single pivot joint for the button combined with guide ramps that provide the necessary motion guidance without requiring additional joints

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of using multiple joints to achieve flexibility, the design inverts the approach by using fixed guide ramps that guide the connecting stud through a predetermined path, achieving flexibility through geometric constraint rather than mechanical joints

Inventive Principle:
Principle #13The other way round (Inversion)

3Reliability

If complex unhooking mechanisms are used, then connection security is enhanced, but ease of operation deteriorates

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

Solution Approach 1:

The button mechanism is designed to be self-operating - pressing the button automatically triggers the pivot motion and webbing release without requiring manual manipulation of multiple components, making the unhooking process simple and intuitive

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11071356B2Web-connecting assembly having a release button
Publication Date: 2021.07.27 ILLINOIS TOOL WORKS INC
  • US11071356B2 patent drawing
  • US11071356B2 patent drawing
  • US11071356B2 patent drawing

AI summary

A web-connecting assembly may include a connecting member and a securing member. The connecting member may include a connecting stud and a first web channel. The first web channel is configured to retain a first web. The securing member may include a housing defining a retaining chamber, a button pivotally secured to the housing, and a second web channel. The second web channel is configured to retain a second web. The button is configured to be moved between an open position in which a portion of the connecting stud is able to move into and out of the retaining chamber, and a closed position in which the button securely traps the portion of the connecting stud within the retaining chamber. The connecting member is securely connected to the securing member when the button securely traps the portion of the connecting stud within the retaining chamber.