E - Fixed Constructions – 06 – B
Patent
E - Fixed Constructions
06
B
160/8
E06B 9/90 (2006.01)
Patent
CA 1218925
ABSTRACT There is described in this application a roller-blind having a release-spring, one end of which is secured to an inner fixed rod. The other end of the release-spring is secured to a driving bush mounted rotatably upon the inner rod. Secured to the driving bush is roller-blind shaft. Secured in the driving bush, and rotatable therewith, is one end of a retaining and clamping spring surrounding the inner rod. The other end of the clamping spring is arranged in the path of the direction of extension of a drive- segment on a drive-disc, arranged in front of a drive-rib, on the driving bush and lying in the path of movement of the drive-segment. As a result of this, the release spring assists in the raising action of the side-drawing roller-blind.
435994
Appel Hans
Heidenescher Hermann
Fetherstonhaugh & Co.
Zundwarenfabrik Starcke G.m.b.h. & Co.
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