Apparatus for controlling slats of sash

An adjusting apparatus for adjusting slats of a sash while the sash is opened, wherein the sash is pivotally connected to a carrier and has a frame, and the slats are pivotally connected to the frame to be turned between a first position and a second position, comprising:

• a plurality of first engaging members connected to the slats respectively;
• a driven unit connected to the frame of the sash for reciprocation;
• the driven unit having a second engaging member;
• all the first engaging members are engaged with the second engaging member;
• a driving unit connected to the carrier and the driven unit respectively to drive the driven unit to move while the sash is being opened;
• wherein the first engaging members are turned by the second engaging member when the driven unit is moved by the driving unit to turn the slats from the first position to the second position;
• and
• wherein the driving unit is moved while the sash is being opened to move the driven unit, so that the slats are turned to the second position through the first engaging members and the second engaging member, whereby the slats are turned by opening the sash.