United States
US 12,697,515 B2
Multi layer fire curtain
US 12,697,515 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-04. Applicant: McKeon Rolling Steel Door Co., Inc. Its PDF downloads from this page without an account, up to 5 a day.
- Applicant
- McKeon Rolling Steel Door Co., Inc.
- Inventors
- Andrew C. LAMBRIDIS; Ashraf GOMAA
- Publication date
- 2026-08-04
- Filing date
- 2024-07-26
- Document type
- B2 Granted patent
- Also written as
- US 12,697,515 B2 · US12697515 · 12697515
Abstract
A multi-layer rolling fire curtain assembly includes: a multi-layer fire curtain wrappable about a roller and to be deployable between an extended position and an open position, such that a free end of the curtain is movable between a retracted position and an extended position. The fire curtain has a fire resistant inner curtain layer having a first width between first and second lateral edges, and a fire resistant outer curtain layer arranged opposite the inner layer and having first and second scalloped lateral edges varying between the first width and a second width less than the first wid…
The opening of the abstract. The full text is in the PDF.
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Patent office website: United States Patent and Trademark Office (USPTO)
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