Venetian blind mechanism

Claim 1

A BLIND COMPRISING A PLURALITY OF SUBSTANTIALLY HORIZONTAL SLATS, A SUBSTANTIALLY HORIZONTAL HEAD BAR, A PAIR OF SLAT SUPPORTS SUSPENDED BELOW SAID HEAD BAR, A FIRST AND A SECOND FLEXIBLE SIDE ELEMENT FOR EACH SUPPORT EXTENDING GENERALLY VERTICALLY ALONG OPPOSITE FACES OF SAID BLIND, A PLURALITY OF VERTICALLY SPACED CROSS SUPPORTS FOR EACH SLAT SUPPORT EXTENDING BETWEEN SAID SIDE ELEMENTS TO SUPPORT SAID SLATS, A FLEXIBLE TAPE HAVING A SUBSTANTIALLY GREATER WIDTH THAN THICKNESS, A BODY SECURED TO SAID HEAD BAR ADJACENT ONE END THEREOF HAVING A SLOT WHICH IS SEMICIRCULAR ABOUT A VERTICAL AXIS AND OF A VERTICAL DEPTH TO ACCOMMODATE THE WIDTH OF SAID TAPE, SAID TAPE BEING TRAINED THROUGH SAID SLOT AND HAVING FIRST AND SECOND END PORTIONS ON OPPOSITE SIDES OF SAID SLOT WHICH EXTEND ALONG SAID HEAD BAR AND ARE ESSENTIALLY PARALLEL TO ITS LONGITUDINAL AXIS, A CONNECTION BETWEEN EACH OF SAID FIRST SIDE ELEMENTS AND SAID FIRST END PORTION OF THE TAPE AND BETWEEN EACH OF SAID SECOND SIDE ELEMENTS AND SAID SECOND END PORTION OF THE TAPE, A GUIDE FOR EACH SIDE ELEMENT INTERMEDIATE SAID CONNECTION AND SAID CROSS SUPPORTS AND SECURED TO SAID HEAD BAR, A CORD CONNECTED TO EACH OF SAID END PORTIONS OF SAID TAPE, A STOP FOR ENGAGEMENT WITH EACH END PORTION OF SAID TAPE TO LIMIT ITS LONGITUDINAL MOVEMENT, A CORD GUIDE ON EACH OF SAID STOPS, A MEMBER PIVOTED ON SAID HEAD BAR AROUND A SUBSTANTIALLY VERTICAL PIVOT ADJACENT THE END OF SAID BAR SPACED FROM SAID BODY, A VERTICAL FLANGE ON SAID MEMBER ADJACENT AN EDGE OF SAID HEAD BAR, AND A PLURALITY OF CORD GUIDES ON SAID FLANGE, SAID CORDS EXTENDING FROM SAID GUIDES ON SAID STOPS TO SAID GUIDES ON SAID FLANGE.