Shutter device for closing an aperture

Details Shutter device for closing an aperture Shutter device for closing an aperture

2006-04-18

2006-04-18

Johnson, Blair M. (Department: 3634)

Flexible or portable closure, partition, or panel

Roll type

With guides or fabric edge holders

C160S271000

Reexamination Certificate

active

07028741

ABSTRACT:
The invention concerns a shutter device (1) in particular for closing an aperture (3) or the like, by displacement of the shutter (1) relative to one or several guide paths (7, 8), wherein the transmission means (5, 6) co-operating with the guide paths (7, 8), are provided between the lateral edges (9, 10) of the shutter (1) and the guide paths (7, 8) such that when a certain tractive force transverse to the longitudinal direction of the guide paths (7, 8) is exerted on the lateral edges (9, 10) of the shutter (1), said edges (9, 10) are separated at least partly from said transmission means (5, 6).

REFERENCES:
patent: 1694314 (1928-12-01), Dixson
patent: 1786054 (1930-12-01), Dixson
patent: 5477902 (1995-12-01), Kraeutler
patent: 5526865 (1996-06-01), Coenraets
patent: 5944086 (1999-08-01), Gruben et al.
patent: 6119758 (2000-09-01), Coenraets
patent: WO 95/30064 (1995-11-01), None

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