Astragal

Details Astragal Astragal

1974-12-06

1976-03-16

Kannan, Philip C.

Movable or removable closures

Bipartite, center opening

Sliding closures

49488, 49494, 49499, E06B 716

Patent

active

039436632

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.

REFERENCES:
patent: 330866 (1885-11-01), Bassell
patent: 463886 (1891-11-01), Blackwood et al.
patent: 712240 (1902-10-01), Barnes et al.
patent: 2853749 (1958-09-01), West
patent: 2891289 (1959-06-01), Guilbert, Jr.
patent: 2923984 (1960-02-01), Jecmen
patent: 3462885 (1969-08-01), Miller

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