Electronic Lock Safety Box with RFID Wristband and Clamping Mount

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Solution Overview

Problem

Current safety boxes for temporary storage of personal valuables at recreational areas face issues with mechanical locks that are insecure, require special tools for installation, and are cumbersome to use, leading to alignment problems, increased labor costs, and organizational challenges due to lost or stolen keys.

Innovation Solution

A plastic safety box with an electronic lock and wrist-worn electronic key-bracelet using HF-RFID technology, which eliminates the need for mechanical keys, allows for easy alignment and installation without tools, provides secure and quick access, and enables convenient key management and reprogramming.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If mechanical locks with metallic keys are used, then the locking mechanism is simple and reliable, but security is reduced due to ease of breaking and key loss creates organizational problems

Engineering Contradiction:
Improvelocking reliabilityVSAvoidsecurity vulnerability
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the mechanical locking system with an electronic lock that uses electronic keys (RFID cards or mobile devices) instead of metallic keys. This substitution eliminates the vulnerability of mechanical locks to picking and breaking, while maintaining reliable locking functionality through electronic authentication mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the fundamental parameter of key identification from physical metallic keys to electronic signals. The electronic lock system accepts various forms of electronic keys (RFID cards, mobile phones, NFC devices) that communicate wirelessly, fundamentally changing how authentication occurs and eliminating the physical vulnerabilities of traditional mechanical key systems.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If mechanical locks are installed with drilling holes and screws, then the locking mechanism is secure, but it causes wear and destruction to the umbrella mast

Engineering Contradiction:
Improvelocking securityVSAvoidmast damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the drilling and screwing installation method with a clamping mechanism that secures the box to the umbrella mast without penetrating or damaging it. The clamping system uses mechanical pressure and friction to hold the box firmly in place while preserving the integrity of the mast.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent uses a disposable or replaceable clamping mechanism rather than permanent modifications to the mast. The clamps can be removed and reinstalled without causing cumulative damage, making them suitable for temporary or seasonal installations on umbrellas.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Reliability

If metallic screws are used for placement, then the box can be securely attached, but alignment is difficult and optical appearance is compromised

Engineering Contradiction:
Improveattachment securityVSAvoidalignment precision
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The patent incorporates self-aligning features into the clamping mechanism that automatically adjust the box position to achieve proper alignment with the umbrella mast. The design includes adjustable components that allow the box to self-correct its position during installation, eliminating the need for precise manual alignment.

Inventive Principle:
Principle #25Self-service

4Reliability

If drilling holes and using screws is used for installation, then secure attachment is achieved, but special tools and electricity are required increasing labor costs and time

Engineering Contradiction:
Improveattachment securityVSAvoidinstallation simplicity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent replaces the complex installation process requiring drills, screws, and potentially electricity with a simple manual clamping system. The clamps can be attached and adjusted by hand without specialized tools, significantly reducing installation time and labor costs while maintaining secure attachment.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

5Device complexity

If mechanical keys are required for locking, then the locking mechanism is simple, but user freedom of movement is restricted and locking/unlocking becomes cumbersome

Engineering Contradiction:
Improvelocking mechanism simplicityVSAvoiduser convenience
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The patent replaces the mechanical key system with electronic authentication methods including RFID cards, mobile phones, or NFC devices. Users can unlock the box by simply presenting their electronic key near the reader, eliminating the need to physically insert and manipulate mechanical keys, thereby improving convenience and freedom of movement.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

6Ease of operation

If combination code locks are used, then mechanical keys are eliminated, but users must memorize codes and code changes are time-consuming

Engineering Contradiction:
Improvekeyless operationVSAvoidcode management time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent replaces combination code locks with electronic key systems that use RFID cards or mobile devices for authentication. This eliminates the need for users to memorize codes while also eliminating the time-consuming process of changing codes when users change, as electronic keys can be easily added or removed from the system administratively.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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

The solution enhances security, simplifies user interaction, reduces installation time and costs, and minimizes organizational issues related to key management, offering increased convenience and profitability for entrepreneurs while ensuring user relaxation and safety.

Implementation Method 1

electronic key-bracelet using HF-RFID technology

Methodology Applied
Scientific EffectHF-RFID technology: Electromagnetic Induction

Data Source

PatentEP3350399B1Safety box for the temporary storage of valuables with an electronic lock
Publication Date: 2021.04.28 CHRISTODOULOU EMMANOUIL & CO LLP
  • EP3350399B1 patent drawingFigure 1
  • EP3350399B1 patent drawingFigure 2
  • EP3350399B1 patent drawingFigure 3

AI summary

A safety box for the temporary storage of valuables with a temporary lock which is made up of a plastic triangularly shaped box (1) the rear detachable cover and the electronic key-bracelet. Its purpose is to be used and placed in recreational and relaxation areas such as beaches, beach-bars, hotels, pools, winter activities and more. It is controlled by an electronic lock (3) which is activated and unlocks with the use of an electronic key-bracelet (27-29). It has anti-vandalism protection (20-22) and an automatically opening door with the aid of a spring (6). It is mainly placed on umbrella masts with a diameter between 25mm and 100mm without the need to drill holes in the mast with the aid of a detachable base (10-11) which is removable from the box (1) and allows for the box to be removed from the base in just a few seconds. The mechanism of the base is hidden by a removable cover (7) which creates an additional rear advertising surface.