VERTICAL LOUVRE BLIND AND PARTS THEREFOR

摘要

TITLE: VERTICAL LOUVRE BLIND AND PARTS THEREFORA B S T R A C TA vertical louvre blind has several identicaltravellers (16), an end one of which is moved by a pull cord(100), inserted between two fingers (90). This travellerpulls the other travellers by means of a ball chain (98)inserted between the fingers and into a slot (96). A tiltrod (14) rotates a worm (18) in each traveller, the wormengaging a wormwheel which can readily be pushed into thehousing of the traveller. The wormwheel carries a hook (80)on which is mounted a louvre hanger. The louvre hangerseach consist of two bars (30) and (34), the louvre material(22) being folded over to form a hem which can be clampedbetween the two bars by moving them transverse to theirlength. It is possible with the blind to have an easymodification of a stock blind to fit windows of severalsizes.