Wireless Electronic Locks for Server Rack Access Control

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Solution Overview

Problem

Existing server rack security systems face issues with mechanical keys, such as ease of copying, difficulty in managing access, and lack of traceability, while electronic locks require cumbersome wiring and infrastructure for power and control.

Innovation Solution

An electronic key and lock system for server racks that communicates authorization, operates using an internal power source, and locks/unlocks without physical force, minimizing wear and eliminating the need for extensive wiring.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If standard mechanical keys are used for server rack protection, then ease of operation is maintained, but security reliability deteriorates due to ease of copying and lack of traceability

Engineering Contradiction:
Improvesecurity reliabilityVSAvoidinfrastructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces mechanical key systems with electronic locks that use electronic keys and wireless communication. The electronic lock includes a control circuit that communicates with electronic keys via wireless signals, eliminating the need for mechanical key components like cylinders and tumblers. This substitution maintains ease of operation while significantly improving security reliability through electronic authentication and traceability features.

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

Solution Approach 2:

The patent introduces a wireless communication intermediary between the electronic key and the lock mechanism. The control circuit receives wireless signals from the electronic key, processes authentication, and controls the locking mechanism accordingly. This intermediary enables contactless operation, eliminating physical wear while maintaining user-friendly operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If electronic locks with wiring infrastructure are implemented, then security reliability improves, but device complexity worsens due to cumbersome wiring and infrastructure overhead

Engineering Contradiction:
Improvesecurity reliabilityVSAvoidwiring infrastructure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces wired electrical connections with wireless communication technology. The electronic lock and electronic key communicate via wireless signals, eliminating the need for complex wiring infrastructure, power cables, and physical connectors. This reduces device complexity and installation requirements while maintaining secure electronic authentication.

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

Solution Approach 2:

The patent extracts the power and control connections from the physical domain to the wireless domain. By removing the need for wired power supply and control signals, the system eliminates cumbersome infrastructure overhead while retaining the core electronic lock functionality and security features.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If traditional electronic locks requiring physical force are used, then locking function is achieved, but reliability deteriorates due to wear from physical interaction

Engineering Contradiction:
Improvelock mechanism durabilityVSAvoidoperation convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces physical force-based locking mechanisms with wireless-controlled electronic locking. The control circuit receives wireless authentication signals and actuates the locking mechanism electronically, eliminating the need for users to apply physical force through key insertion, turning, or other mechanical operations. This improves reliability by eliminating wear from physical interaction while maintaining ease of operation through contactless authentication.

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

Solution Approach 2:

The wireless communication signal acts as an intermediary between the user's electronic key and the locking mechanism. Instead of direct physical interaction, the wireless signal mediates the authentication and locking process, eliminating mechanical wear while preserving user convenience.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12414248B2Electronic locks for server racks
Publication Date: 2025.09.09 ALPHA SECURITY PRODUCTS INC
  • US12414248B2 patent drawing
  • US12414248B2 patent drawing
  • US12414248B2 patent drawing

AI summary

Embodiments of the present invention are directed to systems and methods for preventing unauthorized access to server racks. In one example, a system includes an electronic key and an electronic lock configured to be attached to the server rack. The electronic lock is configured to communicate with the electronic key for determining whether the electronic key is authorized to unlock or lock the lock. The electronic lock includes a handle configured to be disengaged from the electronic lock when the electronic key is authorized, and the handle is configured to be actuated to unlock the lock for accessing the server rack when the handle is disengaged from the electronic lock. The electronic lock is configured to re-lock only when the handle is engaged with the electronic lock.