Upholstery cushion construction

Claim 1

AN UPHOLSTERY CONSTRUCTION COMPRISING A RESILIENT FOAM CUSHION HAVING A TOP FACE, A BOTTOM FACE AND FOUR SIDE FACES, A PERFORMED UPHOLSTERY MATERIAL COVER HAVING CORRESPONDING TOP, BOTTOM AND SIDE WALL JOINED TOGETHER TO FORM AN ENCLOSED UPHOLSTERY ENVELOPE, SAID COVER HAVING AN ACCESS OPENING FOR THE INSERTION OF SAID CUSHION THEREIN AND BEING SIZED TO CLOSELY CONFORM TO THE SHAPE OF SAID CUSHION AND TO RECEIVE SAID CUSHION THEREIN, AND A COVER-RETAINING ADHESIVE STRIP, SAID RETAINING STRIP HAVING A FIRST ADHESIVE SURFACE ON ONE SIDE THEREOF AND A SECOND ADHESIVE SURFACE ON THE OPPOSITE SIDE THEREOF HAVING A HEAT-SENSITIVE ADHESIVE THEREON, SAID STRIP BEING ADHESIVELY SECURED TO SAID CUSHION BY SAID FIRST ADHESIVE SURFACE ALONG THE EDGES OF AT LEAST ONE OF SAID FACES AND BEING ADHESIVELY SECURED BY SAID SECOND ADHESIVE SURFACE TO THE INSIDE CORRESPONDING WALLS OF SID COVER, SAID ADHESIVE STRIP RETAINING SAID COVER IN POSITION ON SAID CUSHION.