Molded Sleigh Bed With Integrated Drains and Tamper-Resistant Glides
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Solution Overview
Problem
Intensive use beds in demanding environments, such as military housing, prisons, and psychiatric facilities, face challenges with fluid management and security, as existing materials like wood are prone to damage and fiberglass is heavy and expensive, while current solutions lack effective fluid capture and tamper-resistant fastening systems.
Innovation Solution
A rotationally molded, one-piece intensive use bed with integrated fluid directing drains and channels, tamper-resistant adjustable glides, and a secure fastening system to the floor and wall, utilizing a modular mold configuration for versatility and additional load-bearing capacity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If wood furniture is used, then aesthetic appeal and ease of manufacture are improved, but durability and resistance to fluid damage deteriorate
Solution Approach 1:
The bed is constructed using composite materials, specifically high-density polyethylene plastic, which combines the ease of manufacture and aesthetic appeal of wood with the durability and fluid resistance of synthetic materials. This single-material construction eliminates the need for joints and fasteners while providing rot and fluid resistance.
2Reliability
If fiberglass construction is used, then durability and aesthetic appeal are improved, but weight and manufacturing cost increase
Solution Approach 1:
The invention changes the material parameter from fiberglass to high-density polyethylene plastic, which provides comparable durability and fluid resistance but with reduced weight. The plastic material allows for rotational molding that creates a lighter yet equally durable construction that is easier to ship and reposition.
3Ease of manufacture
If traditional bed construction is used, then ease of manufacture is improved, but fluid capture and removal capability deteriorate
Solution Approach 1:
The bed construction serves multiple functions simultaneously: the contoured surface provides structural support while also directing fluid flow, the integrated channels serve as both structural elements and fluid transport pathways, and the drains provide both structural reinforcement and fluid removal. This multi-functionality addresses fluid damage prevention without complicating manufacture.
4Ease of operation
If standard fastening systems are used, then ease of installation is improved, but tamper resistance and security deteriorate
Solution Approach 1:
The invention extracts and removes all external fasteners, joints, and connecting hardware from the bed construction. The entire bed is molded as a single integrated piece, eliminating the fasteners that could be removed and weaponized. Security is achieved through the absence of removable components rather than through tamper-resistant fastening mechanisms.
5Reliability
If fiberglass construction is used, then fluid resistance is improved, but weight and shipping cost increase
Solution Approach 1:
The invention uses high-density polyethylene plastic, a synthetic material that provides excellent fluid resistance comparable to fiberglass but with significantly reduced weight. The material's inherent properties provide rot and fluid resistance without the weight penalty, making the bed easier to ship and reposition while maintaining durability.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The bed effectively captures and removes fluids from the sleeping surface, provides secure attachment to prevent tampering, and offers adjustable support for uneven floors, enhancing safety and durability in high-demand settings.
Implementation Method 1
The sleeping surface may further have a contoured surface to complement the force of gravity to urge fluids on the sleeping surface to flow to the drain
Data Source
AI summary
The invention is directed to a molded bed having a contoured sleeping surface surrounded by a liquid barrier. The sleeping surface having a plurality of channels formed therein terminating at a plurality of drains extending through the bed to direct loose liquid on the sleeping surface through a drain. The bed further comprising a means for attaching the bed to a floor and a tamper resistance glide assembly inserted in a foot on the bed, the glide comprising a floor engaging pad having a support shaft extending there from, a traveler on the support shaft. The traveler fixed in a glide pocket in the foot. The pad traversing axially in the glide pocket to orient the sleeping surface.