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A venetian blind having a clutch mechanism for controlling the tilt rod of the blind. The clutch mechanism is operated by a beaded cord. Lifting of the bottom rail and slats is accomplished by an extremely thin lift tape to be wound on a reel on the tilt rod. The top ends of the ladders of the blind

A venetian blind having a clutch mechanism for controlling the tilt rod of the blind. The clutch mechanism is operated by a beaded cord. Lifting of the bottom rail and slats is accomplished by an extremely thin lift tape to be wound on a reel on the tilt rod. The top ends of the ladders of the blind are connected to a sled slidably mounted on the reel.

대표청구항 ▼

In a venetian blind: an elongated head rail; a plurality of parallel elongated slats below said head rail; an elongated bottom rail below said slats; a tilt rod rotatably mounted in said head rail; at least one pair of reel means mounted on said tilt rod for rotation therewith and in spaced relation

In a venetian blind: an elongated head rail; a plurality of parallel elongated slats below said head rail; an elongated bottom rail below said slats; a tilt rod rotatably mounted in said head rail; at least one pair of reel means mounted on said tilt rod for rotation therewith and in spaced relationship to each other; a clutch mechanism operatively connected to said tilt rod; means for engaging said clutch mechanism in one direction or the other to thereby rotate said tilt rod in one direction or the other; at least one pair of ladders extending respectively at locations below said pair of reel means, each ladder having a pair of side pieces of cord material and a plurality of rungs for respectively supporting said plurality of slats and having a bottom end connected to said bottom rail and a top end slidably received on the respective reel means; and at least one pair of lift tapes respectively at locations below said pair of reel means, each lift tape having a bottom end connected to the bottom end of the other lift tape, and a top end connected to the respective reel means; each lift tape being an extremely thin band having a wide side, and a narrow side narrower than the cord, each reel means including two disks axially spaced from each other a distance substantially corresponding to the wide side of the band, the respective band being wound onto or unwound from said reel means between said disks with the turns of the band neatly one on top of the other; each slat being provided with at least one pair of narrow slots respectively beneath said pair of reel means, each slot having its major extension transverse to the longitudinal extension of the respective slat and receiving therein the respective lift tape with the wide side thereof transverse to the longitudinal extension of the slat, and the narrow side thereof between the ladder side pieces and aligned therewith, and at least one pair of caps in said bottom rail at locations below said pair of reel means and respectively provided with openings for receiving therethrough the respective bottom end of the pair of lift tapes.