Curtain installation

Claim 1

IN A CURTAIN INSTALLATION OPERABLE BETWEEN RETRACTED AND EXTENDED POSITIONS: A TRACK HAVING OPPOSITE ENDS; A TRAVERSING ASSEMBLY HAVING OPPOSITE ENDS AND INCLUDING, TRAVELERS MOUNTED ON SAID TRACK FOR MOVEMENT THEREALONG TOWARD ONE END OF SAID TRACK IN RETRACTING OPERATION AND TOWARD THE OTHER END OF SAID TRACK IN EXTENDING OPERATION AND RIGID LINKS CONNECTING SAID TRAVELERS IN SERIES, EACH LINK HAVING ONE END HINGED TO A TRAVELER AND AN OPPOSITE END PIVOTED TO A LINK EXTENDING FROM AN ADJACENT TRAVELER; A FLEXIBLE CURTAIN; MEANS MOUNTING THE CURTAIN ON SAID TRAVERSING ASSEMBLY FOR FOLDING MOVEMENT RELATIVE TO THE LINKS; GUIDE MEANS EXTENDING ALONG SAID TRACK AND RETAINING THE CURTAIN AND SAID LINKS IN SUBSTANTIAL ALIGNMENT WHEN EXTENDED; MEANS TO DEFLECT SAID LINKS OUT OF ALIGNMENT ADJACENT SAID ONE TRACK END DURING RETRACTING OPERATION TO FOLD IN A ZIG-ZAG PATTERN; AND MEANS TO FOLD SAID CURTAIN IN A ZIG-ZAG PATTERN DIFFERENT FROM THE ZIGZAG PATTERN OF THE LINKS AT SAID ONE TRACK END UPON RETRACTING OPERATION.