Hinge Securing Clamp for Shipping Container Security

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Solution Overview

Problem

Shipping containers are vulnerable to unauthorized access during transport, as traditional locking mechanisms can be easily cut or tampered with, allowing quick access to the container's contents.

Innovation Solution

A device and method that secure a door panel by clamping onto the hinge, using a bolt and nut mechanism to prevent the hinge from turning, and a hidden lock to secure the device, making it difficult for unauthorized access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional locking mechanisms are used on container doors, then the locking process is simple and quick, but the security against unauthorized access is weak as locks can be easily cut or tampered with

Engineering Contradiction:
Improvesecurity against unauthorized accessVSAvoidlocking mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a clamp as an intermediary device that secures the hinge connection between the door panel and container body. This clamp acts as a mediator between the existing hinge mechanism and the locking system, providing an additional security layer that protects against unauthorized door opening by preventing hinge rotation rather than relying solely on the traditional lock

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The security system is divided into separate functional components: the traditional lock mechanism remains for basic locking, while a separate clamp device is added to secure the hinge. This segmentation allows each component to perform its specialized function - the lock prevents door panel separation while the clamp prevents hinge rotation - creating layered security without requiring complete redesign of the original locking system

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the container is left accessible during transport, then the ease of access is high, but the vulnerability to unauthorized access increases

Engineering Contradiction:
Improvedoor access easeVSAvoidunauthorized access risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The clamp is designed to be installed on the hinge before the door needs to be secured during transport. By preemptively clamping the hinge in a fixed position and securing it with a bolt and hidden lock, the system prevents any subsequent attempt at unauthorized access or hinge manipulation, thereby eliminating the harmful factor of accessible vulnerability before it can be exploited

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS12276143B2Device and method for securing a door
Publication Date: 2025.04.15 CASTROGIOVANNI STEVE J
  • US12276143B2 patent drawing
  • US12276143B2 patent drawing
  • US12276143B2 patent drawing

AI summary

Disclosed are various embodiments providing a device to secure a hinge of a door, such as a hinge of a door on a shipping container. The device includes a body member and a clamp member. The body member is L-shaped and is placed over a the hinge of the door and the clamp member is placed over a door panel and attached to the body member via a bolt inserted through the clamp member to attach to the body member. Access to the bolt is limited by a puck lock attached to the clamp member.