Defensive Panel Access Port with Pivoting Cover

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Solution Overview

Problem

Existing defensive barriers lack secure and accessible solutions for personnel to safely enter or exit hostile environments while maintaining resistance to ballistic and blast threats.

Innovation Solution

A threat-resistant access port system, comprising a resistant panel with a pivotally slideable cover, allows secure access between sides of a threat-resistant panel, incorporating an outer and inner member for enhanced protection and usability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a resistant panel is used to provide protection against ballistic and blast threats, then protection capability is improved, but access capability deteriorates

Engineering Contradiction:
Improveprotection capabilityVSAvoidaccess capability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The resistant panel is segmented by creating an access aperture that is selectively coverable. The panel itself remains intact and protective, while the aperture provides controlled access when needed. This segmentation allows the panel to simultaneously maintain its protective function and provide access capability through the covered opening.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A movable cover is introduced that can dynamically transition between covering and uncovering the access aperture. The cover moves from a closed position (maintaining protection) to an open position (providing access), allowing the system to adapt its state based on operational needs while maintaining the protective barrier when access is not required.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If an access aperture is created in the resistant panel, then access capability is improved, but protection capability deteriorates

Engineering Contradiction:
Improveaccess capabilityVSAvoidprotection capability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The cover is pre-positioned to cover the access aperture before any access is needed. This preliminary covering action ensures that the protective barrier is already in place and intact, maintaining protection capability. When access is required, the cover is moved rather than removing or compromising the panel structure itself.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The cover acts as an intermediary element between the resistant panel and the access aperture. It provides a protective layer that can be selectively moved, allowing access without exposing the panel to direct compromise. The cover mediates between the need for protection and the need for access, maintaining panel integrity while enabling controlled access.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If a movable cover is added to the resistant panel, then access capability is improved, but device complexity increases

Engineering Contradiction:
Improveaccess capabilityVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cover is designed as a relatively simple, thin protective element that can be moved easily. Rather than a complex mechanical system, the cover functions as a flexible or rigid but lightweight panel that can be opened and closed. This minimizes the added complexity while still providing the necessary access capability and protection.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS8656821B2Defensive panel access port
Publication Date: 2014.02.25 DEFENSHIELD INC
  • US8656821B2 patent drawing
  • US8656821B2 patent drawing
  • US8656821B2 patent drawing

AI summary

A threat resistant access port is disclosed, including a resistant panel having an access aperture formed therein. A resistant cover is movably coupled to the panel, the cover being pivotally slideable relative to the panel so as to cover the aperture in a closed position and to uncover the aperture in an open position. The resistant cover comprises an outer member, the outer member being threat resistant and located proximate an outer side of the panel. The resistant cover further comprises an inner member, the inner member coupled to the outer member and located proximate an inner side of the panel opposite the outer side of the panel.