Astragal
AssigneeHarris Preble Company
InventorsJames M. Jecmen, John J. Jecmen
Life of this patent
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Abstract
An improved astragal is formed by joining two layers of flexible fire-resistant material to form an envelope, which is then shaped whereby extensions of said envelope are overlapped to form a joint contiguous to a mounting bar, which mounting bar is used to affix the astragal to the elevator door.
Claims12
An astragal for an elevator door, said astragal comprising an elongated envelope formed by joining an inner layer of flexible fire-resistant material and outer layer of flexible fire-resistant material, said outer layer being of greater dimension than said inner layer within the area of said envelope portion, said outer layer having exextensions on both sides beyond the area of said envelope portion, a mounting bar having door engaging means thereon adapted to attach said astragal to an elevator door, said envelope being shaped whereby said envelope forming joints are contiguous to said mounting bar, and said outer layer extensions being affixed to said mounting bar by said door engaging means.
Dependencies are inferred from the claim text.