Polygraph Equipment Foam Insert Layout for Transport Protection
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Solution Overview
Problem
Polygraph equipment is vulnerable to damage during transport due to lack of effective protection in existing carrying cases.
Innovation Solution
A complex foam cutout system comprising a case body and lid insert, made from polyethylene, with specific cutouts for polygraph components, securely fits within a hard-shelled case to protect and organize polygraph equipment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If polygraph equipment is placed in a standard hard-shelled carrying case, then the equipment can be transported, but the equipment is vulnerable to damage from movement and breakage
Solution Approach 1:
The foam insert is divided into multiple sections with individual cutouts for each polygraph component (DAS, blood pressure cuff, sensors, pneumographs, etc.). This segmentation allows each component to be securely positioned in its own dedicated space, preventing movement and damage during transport while maintaining an organized layout.
Solution Approach 2:
The foam insert features locally optimized cutouts and recesses tailored to the specific shape and size of each polygraph component. Each cutout is precisely configured to accommodate its corresponding equipment, providing customized protection and secure positioning for vulnerable items like the DAS, blood pressure cuff, and various sensors.
2Adaptability or versatility
If polygraph equipment is transported regularly from one location to another, then the examiner can perform tests at different locations, but the equipment becomes vulnerable to damage
Solution Approach 1:
The foam insert is pre-installed in the hard-shelled carrying case before equipment is placed inside. The foam provides cushioning and shock absorption capabilities that are already in place to protect against impacts and vibrations that may occur during transport, preventing damage before it can happen to the equipment.
Solution Approach 2:
The foam insert with its precisely fitted cutouts creates nested compartments within the hard-shelled case. Each polygraph component is nested within its own foam-cutout compartment, which is itself nested within the protective hard shell, providing multiple layers of protection during mobility and transport.
3Reliability
If existing foam lining with elastic straps is used to hold equipment, then equipment can be secured, but the protection is insufficient for vulnerable components
Solution Approach 1:
The design extracts and removes vulnerable polygraph components from general foam lining areas and places them into dedicated, precisely shaped cutouts. This extraction ensures that critical components like the DAS, blood pressure cuff, and sensors receive enhanced protection through customized fitments rather than relying solely on generic foam lining and elastic straps.
Data Source
AI summary
A foam cutout configured for polygraph equipment comprises a case body foam insert and a case lid foam insert. The case body foam insert is configured to occupy the volume of a hard-shelled case body, and the case lid foam insert is configured to occupy the volume of a hard-shelled case lid. A plurality of cutouts are provided within the case body foam insert and the case lid foam insert. The cutouts are configured to contain pieces of equipment that are required or recommended for use by polygraph examiners. The best embodiment includes cutouts configured to contain a Data Acquisition Subsystem and its cable, a blood pressure cuff and its hose, electrodermal sensors, pneumographic tubes, and a seat pad sensor. Alternative embodiments include receptacles configured to contain plethysmographs, a blood pressure gauge, arm and foot sensor pads, and a hidden transceiver.