Rigid multi-layer cellular composite flat panel for building and furniture - consisting of pair of external plates or sheets bonded to and sandwiching cellular structure in form of diamond-embossed sheets with multiple, small scale three=dimensional reliefs and depressions

摘要

Multi-layer, cellular, composite flat panel (30) consists of pair of parallel, spaced-apart external plates or sheets (16,17) having an internal cellular structure in the form of a compact, diamond-embossed sheet or film (18) with multiple, small scale, tri-dimensional reliefs and depressions distributed with uniform pitch, p, fixed between them.