| 摘要 |
The lamella adjustment device has a number of pivotably mounted lamellae, which are assigned a common adjustment rocker which is displaceable along the lamella end sides via a crank gear with a hand crank as driving element. According to the invention, the hand crank (15) is connected to the adjustment rocker (13) via a flexible tension means (19) as driving element for the adjustment rocker. <IMAGE>
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