System for interfacing a floor vent to flooring
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Solution Overview
Problem
Existing systems for interfacing floor vents with floating flooring materials create tripping hazards due to uneven elevations caused by compression of underlayment and flooring materials under load, as the floor vent and flooring may have different compressibilities leading to uneven surfaces.
Innovation Solution
A system comprising an underlayment with a specific compressibility, a floor vent, and an interface structure with even lower compressibility, allowing both the floor vent and flooring to float, with the interface structure maintaining the floor vent's elevation below that of the flooring, reducing tripping hazards by distributing weight more evenly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a compliant underlayment is used to allow flooring to float, then the flooring can accommodate thermal expansion and contraction, but the underlayment compresses under load causing uneven elevation between floor vent and flooring
Solution Approach 1:
The interface structure acts as an intermediary element between the compressible underlayment and the floor vent. It has a lower compressibility than the underlayment, so when load is applied, the underlayment compresses but the interface structure remains relatively rigid, maintaining the floor vent's elevation and preventing the tripping hazard that would otherwise occur due to differential compression.
2Ease of manufacture
If the floor vent is installed directly on the floor with flooring material having different compressibility, then installation is simplified, but uneven surfaces are created under load due to differential compression
Solution Approach 1:
The interface structure introduces a localized region of different mechanical properties (lower compressibility) specifically at the floor vent location. This local modification ensures that while the surrounding flooring can compress on the compliant underlayment, the floor vent area maintains its elevation, creating the needed surface uniformity without complicating the overall installation process.
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 system effectively reduces tripping hazards by maintaining the floor vent's elevation below the flooring's, ensuring a safer and more even surface by using a less compressible interface structure to support both the floor vent and flooring, thereby minimizing vertical depression under load.
Implementation Method 1
an interface structure for placement on the floor, adjacent to the underlayment, beneath portions of the floor vent, and beneath portions of the flooring material adjacent to the floor vent, the interface structure having a third compressibility that is substantially less than the first compressibility
Data Source
AI summary
A system for interfacing a floor vent to floating flooring. The flooring is for covering a floor and the floor vent is for covering a hole through the floor. The system includes an underlayment for placement on the floor, the underlayment having a first compressibility; a floor vent for placement over the hole through the floor; a flooring material for placement on the underlayment, the flooring material having a second compressibility that is substantially less than the first compressibility; and an interface structure for placement on the floor, adjacent to the underlayment, beneath portions of the floor vent, and beneath portions of the flooring material adjacent to the floor vent, the interface structure having a third compressibility that is substantially less than the first compressibility.