plate 100 upon such impact or sudden stopping much of the strength of plug of material 140 and indeed anchor plate 100 depends on the cross sectional area a of plug of material 140 where plug of material 140 is communicably attached on either side to walls 170 as illustrated in fig2 and 5 strength and stiffness of anchor plate 100 is also provided by webs 180 and walls 160 170 and 190 shown in fig2 a 2b and 4 in the event of an extremely forceful impact or sudden stopping of the vehicle anchor plate 100 is designed to have plug of material 140 disjoin before any breakage or fracture occurs to webs 180 or walls 160 170 and 190 in this way the aforementioned wedging action of plug of material 140 would ensue properly in one embodiment of the invention the composite material forming anchor plate 100 is polycarbonate in another embodiment of the invention the composite material forming anchor plate 100 is a plastic epoxy resin in another embodiment of the invention strap cord or cable 280 has at least one portion that is a solid material member in another embodiment of the invention strap cord or cable 280 is a solid material member in another embodiment of the invention strap cord or cable 280 is a composite material member in another embodiment of the invention strap cord or cable 280 is a plastic material member in another embodiment of the invention strap cord or cable 280 is a bar in still another embodiment of the invention strap cord or cable 280 is a seat belt.