Controllable Storage Door Lock with Remote Latch Management

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Solution Overview

Problem

Existing storage facility access control systems are cumbersome and complex, particularly in rental scenarios where multiple users require selective and overriding access control, often involving manual intervention and high installation costs.

Innovation Solution

A controllable door lock system with a latch control mechanism, including a controller and a latch operator, that allows for remote and automated access management through a mesh network, enabling secure and efficient access control via a mobile device or user interface, with features like restricted and unrestricted positions for the latch operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual access control systems are used for storage facilities, then security can be maintained, but the system becomes cumbersome and complex for multiple user access management

Engineering Contradiction:
Improveaccess control managementVSAvoidaccess control system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical access control with an automated electronic latch control system. The controller automatically manages the latch mechanism based on access permissions, eliminating the need for manual intervention and reducing system complexity for multi-user management while maintaining security.

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

Solution Approach 2:

The latch control system operates autonomously by automatically granting or denying access based on pre-configured permissions. The system self-manages multiple user access rights without requiring manual intervention for each access event, simplifying operation while maintaining comprehensive control.

Inventive Principle:
Principle #25Self-service

2Productivity

If automated latch control system is implemented, then manual intervention is reduced, but installation cost and complexity increase

Engineering Contradiction:
Improveaccess control efficiencyVSAvoidinstallation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The latch control system is designed to be universally applicable to various door types and access control scenarios. By creating a multi-functional system that can handle different access permissions and user types through a single integrated mechanism, the patent reduces installation complexity while maintaining high operational efficiency for automated access control.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If restricted position is added to latch control system, then security is enhanced, but device complexity increases

Engineering Contradiction:
Improveaccess control securityVSAvoidlatch control mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The latch control system incorporates dynamic positioning capabilities with restricted and unrestricted positions. The controller can dynamically adjust the latch position based on access permissions, enhancing security by limiting movement to specific positions while maintaining operational efficiency through automated control of these dynamic states.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12460449B2Controllable door lock
Publication Date: 2025.11.04 JANUS INTERNATIONAL GROUP LLC
  • US12460449B2 patent drawing
  • US12460449B2 patent drawing
  • US12460449B2 patent drawing

AI summary

A storage lock for a storage door, the lock comprising a lock housing for mounting to the storage door or a storage frame supporting the door; and a lock mechanism arranged within the lock housing, the lock mechanism comprising a latch selectively operable between a locked position in which the latch is extended to engage with the other of the storage door and storage frame to block against opening of the storage door, and an unlocked position in which the latch is retracted to disengage from the other of the storage door and storage frame to allow the storage door to be opened for access to storage, and a latch control system selectively operable between a restricted position to block against operation of the latch out from the locked position, and an unrestricted position to permit operation of the latch out from the locked position to the unlocked position.