blinds [1]
Devices that roll or fold up, serving to filter or block light and provide privacy.
roller shade 
Shade with a roller containing a spring that causes the shade cloth to roll up.
hem 
Shade cloth hem through which the batten is inserted.
flat end pin 
End of the roller regulating the spring’s tension and its stopping mechanism.
shade cloth 
Piece of vinyl or stiffened cloth dressing a window.
batten 
Narrow flat wooden part that, inserted into the shade cloth’s hem, serves as support.
bracket 
Part into which the roller pin is inserted and that supports the shade.
round end pin 
End of the roller serving as its axle; it turns in the bracket.