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US 11,220,857 B2Granted
Fire-resistant sliding door system
AssigneeAd Solutions, Inc.
InventorsDustin Dale Swartz, Jeffrey Thomas Morovich, Ryan J. Martin
Life of this patent
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Abstract
A sliding door system may satisfy the requirements of, and be fire-rated in accordance with, UL10B (“Standard for Fire Tests of Door Assemblies”), and/or satisfy the requirements of, and be pressure-rated in accordance with, UL10C (“Standard for Positive Pressure Fire Tests of Door Assemblies”).
Claims21
A system, comprising:
- a first rail coupleable to a wall at a first location above an opening in the wall, the opening extending between a front surface of the wall and a rear surface of the wall;
- a second rail coupleable to the wall at a second location above the opening;
- a door panel including:
- a plurality of wheels engaged with the first rail;
- and
- a top end door seal configured to interlock with the second rail to create a seal between the door panel and the wall upon failure of the engagement of the wheels with the first rail.
3 more elements
Dependencies are inferred from the claim text.