Door with flexible wound sections

Details Door with flexible wound sections Door with flexible wound sections

1976-06-11

1978-06-27

Caun, Peter M.

Flexible or portable closure, partition, or panel

Plural and/or with rigid closure

Roll type

160241, E06B 908

Patent

active

040969029

ABSTRACT:
A door comprises two flexible door panels or sections wound on tubes on opposite sides of a door frame. Uprights at the free edges of the door sections are supported and driven in opposite directions by toothed belts driven by a driving shaft extending through one of the winding tubes, the other tube having a similar shaft driven in the opposite direction by a reversing mechanism, the tube of each flexible door section being connected to its shaft by a spring barrel maintaining the door section under tension.

REFERENCES:
patent: 490448 (1893-01-01), Lugrin
patent: 520065 (1894-05-01), Lugrin
patent: 2417482 (1947-03-01), Gacki
patent: 2668586 (1954-02-01), Luckie
patent: 3386489 (1968-06-01), Denton et al.

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