Suspension system for ceilings

Claim 1

IN A SUPPORTING SYSTEM FOR CEILINGS COMPRISED OF A PLURALITY OF COMPRESSIBLE FIBROUS SECTIONS, A GRID-LIKE NETWORK OF PLASTIC MATERIAL STRIPS, SAID STRIPS HAVING A FLEXIBLE CENTRAL ELONGATE VERTICALLY EXTENDING WEB PORTION HAVING AN UPPER AND LOWER MARGINAL EDGE; AN UPPER PLANAR PORTION FOR ENGAGEMENT WITH A SUPPORTING SURFACE AND EXTENDING HORIZONTALLY IN ONE DIRECTION FROM THE UPPER MARGINAL EDGE OF SAID WEB PORTION; AND A LOWER SHELF-LIKE PORTION EXTENDING IN OPPOSITE DIRECTIONS FROM THE LOWER MARGINAL EDGE OF SAID WEB PORTION IN A PLANE SUBSTANTIALLY PARALLEL TO THE PLANE OF SAID FLANGE PORTION, SAID COMPRESSIBLE FIBER SECTIONS SUPPORTED BY SAID LOWER SHELF-LIKE PORTIONS, THE SPACING BETWEEN SAID UPPER PLANAR FLANGE AND RESPECTIVE PORTION OF SAID SHELF-LIKE MEMBER IS LESS THAN THE THICKNESS OF THE FIBROUS SECTIONS WHEREBY A MARGINAL EDGE OF THE FIBROUS SECTIONS IS COMPRESSED AND TIGHTLY RETAINED.