| 摘要 |
A cord tensioner (19,21) for a guide cord (15,17) of a cord-guided blind (1) which has an upper rail (3), a lower rail (5) and a blind material (7) extending between the upper and lower rails (3,5) and in which the upper rail (3), the lower rail (5) or both is movable; the cord tensioner (19,21) being attached to the upper or lower rail (3,5); and wherein the cord tensioner (19,21) includes a compression spring and the guide cord engages the spring so that a pulling force on the guide cord compresses the spring.
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