Sun blinds or shutters

Claim 1

A SUN BLIND FORMED BY AN EXTENSIBLE AND COLLAPSIBLE HOOD COMPRISING A PLURALITY OF INTER-FITTING HOOD SECTIONS EACH HAVING TWO SIDES AND A TOP PORITON, MEANS FOR PIVOTING THE LOWER ENDS OF THE SIDES OF THE HOOD SECTIONS TO ONE ANOTHER TO PERMIT THE HOOD SECTIONS TO SWING ABOUT A COMMON AXIS INTO AND OUT OF ONE ANOTHER, SETS OF ROLLERS AND COOPERATING TRACK PLATES INTERCONNECTING ADJACENT HOOD SECTIONS AT EACH OF THEIR SIDES, MEANS FOR MOUNTING SAID ROLLERS RESPECTIVELY EXTERNALLY ON THE SIDES OF THE INNER HOOD SECTIONS SO AS TO EXTEND SUBSTANTIALLY RADIALLY OF THE PIVOTAL AXIS OF THE HOOD SECTIONS WHEN THE HOOD SECTIONS ARE IN THEIR EXTENDED POSITION, MEANS FOR MOUNTING SAID TRACK PLATES EACH INTERNALLY ON A SIDE OF A HOOD SECTION NEXT OUTERMOST TO THAT CARRYING THE RELATED ROLLER SO THAT THE TRACK PLATE EXTENDS TRANSVERSELY OF THE AXIS OF ITS ROLLER AND BETWEEN SUCH ROLLER AND THE HOOD SECTION CARRYING THE ROLLER, BUFFER STOP MEANS TO COOPERATE WITH SAID ROLLERS TO LIMIT PIVOTING MOVEMENT OF THE HOOD SECTIONS, SETS OF GUIDING ROLLERS AND MEANS FOR MOUNTING SAID GUIDING ROLLERS INTERNALLY ON THE SIDES OF THE HOOD SECTIONS WITH THEIR AXES SUBSTANTIALLY RADIALLY OF THE PIVOTAL AXIS OF THE HOOD SECTION SO THAT THE GUIDING ROLLER ON EACH SIDE OF EACH HOOD SECTION BEARS AGAINST THE OUTER FACE OF THE NEXT ADJOINING INWARD HOOD SECTION.