Patent ID: 6676218
Filing Date: 2004-01-13
Classification: B60N,D04B,D10B

Abstract:
A vehicle seat comprising:a sheet-shaped supporting member, having a pair of side portions, said sheet-shaped supporting member connectedly supported under an outer layer member constituting a seat cushion by frame members being disposed apart from each other at a distance in the width direction at each side portion of the sheet-shaped supporting member; a plurality of metal springs per each side portion, each of said plurality of metal springs includes a first end and a second end, said first end of said plurality of metal springs coupled to said each side portion of the sheet-shaped supporting member and said second end of said plurality of metal springs coupled to said frame members; wherein the at least one of the plurality of the metal springs to support the greater trochanter of a seated person and the second end of at least one of the plurality of the metal springs is positioned lower than the first end of the at least one of the plurality of the metal springs when no load is applied and when a load is applied in a seating state the at one of the plurality of the metal springs is without substantial elongation, and wherein the at least one of the plurality of the metal springs is substantially elongated when a larger load is applied in the seating state.