PREFABRICATED RETROFIT STACKABLE AND ATTACHABLE ESCAPE TOWER
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United States of America Patent
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Issued Date -
Aug 25, 2022
app pub date -
Aug 7, 2020
filing date -
Aug 7, 2019
priority date (Note) -
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Abstract
Multi-story retrofitting building escape units. In aspects, the units are prefabricated and may be stacked. In embodiments, water or other fire-deterrent liquid or foam may be stored or delivered in tubular legs of the unit or tubes with in the legs. A hose or other mechanism to apply the water or other liquid is located in one more units. Each unit comprises stairs that link up with stairs on units above or below so occupants can climb down, for example, and emergency personnel can climb up, for example. In aspects, one or more walls of the unit are fire walls or otherwise fire-retardant, fire-proof, or fire-resistant.
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