so that the top of the free end portions of the top loop is biased against the bottom of one of the laterally extending wires application_number US 688987 A description shown in fig1 3 is one embodiment of a spring element of this invention generally 10 formed by a coil spring 11 such as a conventional helical compression coil spring with its axis vertically aligned as shown in fig1 a plurality of the spring elements 10 of this invention are provided in a conventional generally rectangular bedding framework generally 12 such as a box spring at the bottom of the framework 12 are a plurality of laterally extending wooden slats 14 and at the top of the framework 12 are a plurality of spaced pairs of longitudinally extending parallel elongated metallic preferably steel rods or wires 16 and a plurality of spaced pairs of laterally extending parallel elongated metallic wires 18 the slats 14 and wires 16 and 18 are secured in a conventional manner to the framework 12 e g at spaced points along longitudinally and laterally extending frame members not shown of the framework 12 as secured within the framework 12 the wires 16 and 18 are substantially horizontal and coplanar and at the points 20 where they cross the laterally extending wires 18 lie above the longitudinally extending wires 16 at their crossing points 20 the laterally extending wires 18 and the longitudinally extending wires 16 are bonded preferably welded to one another to form a permanent substantially horizontal grid like array with a plurality of substantially square openings 22 each opening 22 in the grid of wires 16 and 18.