Apparatus for safely enabling air filtering with box fans and filter
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Mar 14, 2023
Grant Date -
N/A
app pub date -
Sep 1, 2022
filing date -
Oct 4, 2021
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An apparatus for safely enabling air filtering by temporarily joining a box fan to a replaceable air filter includes: (a) an air chamber frame with a rear portion that is configured to accommodate the replaceable air filter, (b) a frame stabilizing means that includes a front mounting platform which is configured to temporarily hold a box fan that is oriented to pull air through the filter, (c) a gasket that is configured to attach to the frame's front surface and minimize air flow around the gasket and into the frame, (d) a vent door located in the frame and configured to open to allow air to enter the frame's interior region when the filter is clogged, (e) an alarm mechanism attached to the vent door and configured to provide a signal when the door is been opened, and (f) an alarm device configured to receive the alarm mechanism's signal and provide an alarm that the air filter needs replacement.
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