| 摘要 |
An operating device 10 for a window covering, comprising a telescopically extendable and retractable handle 12 and means for converting linear telescopic movement of the handle to rotational movement for moving the window covering. Preferably, the movement converting means includes a rack and pinion mechanism 22, 30 supported by a support member 14 of the operating device 10, one end of a rack 22 element of the rack and pinion mechanism being attached to a distal part of the telescopic handle 12, and a pinion gear 30 being provided on the support member 14 and drivable by the rack element 22.
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