Anti-theft Safety Device Crimping Alignment Mechanism

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Solution Overview

Problem

Existing anti-theft safety devices can pose a risk of injury when the nail is not properly aligned and seated, as it may protrude during opening, and require centering to return to its seat, complicating activation and deactivation.

Innovation Solution

The anti-theft safety device incorporates crimping means with guiding and housing structures that keep the crimping means aligned, using a telescopic tube and spring mechanism to ensure the nail remains adjacent to the catching means even when open, preventing exposure and allowing activation without centering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the nail is allowed to move freely during opening, then the device can be easily activated, but the nail may protrude and cause injury

Engineering Contradiction:
Improveactivation easeVSAvoidinjury risk from nail protrusion
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

A telescopic tube is introduced as an intermediary component between the nail and the external environment. The tube guides the nail's movement and contains it within a safe boundary, preventing direct exposure while allowing the nail to perform its crimping function. The tube acts as a mediator that enables nail movement for activation while simultaneously protecting users from injury.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The crimping mechanism is segmented into distinct functional components: the nail for crimping, the telescopic tube for guidance and containment, and the spring for returning the nail to its seat. This segmentation allows each component to perform its specific function independently, with the tube ensuring the nail remains contained during movement.

Inventive Principle:
Principle #1Segmentation

2Manufacturing precision

If the nail requires centering to return to its seat, then the nail can be properly positioned, but the activation process becomes complicated

Engineering Contradiction:
Improvenail positioning precisionVSAvoidactivation complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The spring mechanism provides self-centering functionality automatically upon device opening. When the device is opened, the spring naturally pushes the nail back to its original position without requiring manual centering or complex alignment procedures. The system serves itself by using the opening motion to trigger the return mechanism.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The nail is pre-positioned within the telescopic tube at a predetermined angle and location. This preliminary positioning ensures that when the device is activated, the nail is already correctly oriented to engage with the crimping surface, eliminating the need for complex real-time centering during activation.

Inventive Principle:
Principle #10Preliminary action

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 prevents nail exposure and injury risks while simplifying activation by maintaining alignment and blocking the crimping mechanism without needing centering, ensuring secure and user-safe operation.

Implementation Method 1

spring means (14) adapted to press against the nail (11) and return the nail (11) in its housing

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP3256673B1Anti-theft safety device with protection from injuries
Publication Date: 2020.09.30 NECCHI SPA
  • EP3256673B1 patent drawingFigure 1~5
  • EP3256673B1 patent drawingFigure 2
  • EP3256673B1 patent drawingFigure 3

AI summary

An anti-theft safety device (1) with protection from injuries is described, equipped with crimping means (11), guiding means (12), housing means (13) and locking means (14) of such crimping means (11), such device (1) comprising at least one connecting structure (2, 3) between such guiding means (12) and such housing means (13) of the crimping means (11) in order to keep such housing means (13) and such locking means (14) permanently aligned with at least such crimping means (11), and to prevent said crimping means (11) from injuring a user.