| 摘要 |
PROBLEM TO BE SOLVED: To suppress coil springs arranged in a short side direction out of a lot of coil springs constituting a spring structural body from being bent exces sively. SOLUTION: This spring structure 10 formed by arranging a lot of coil springs 11 having annular ends 11b, 11c in both sides of the coils 11a into a plane rectangular shape and connecting the annular ends 11b, 11c of the coil springs 11 arranged longitudinally by helical wires 12, 12 is formed by providing a suppression means suppressing the bending of the coil springs 11, 11 adjoining with each other in the short side direction.
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