Patent ID: 6905170

Claim:
An automatic ergonomic support for a fold down seat that is up when unfolded and down when folded comprising: an ergonomic support device comprising an extended space and a flattened space, wherein said extended space has a greater depth than said flattened space; wherein said ergonomic support device is disposed within said seat; a fixed member; a rotating member attached to said fold down seat back, said rotating member being operatively engaged with said fixed member such that said rotating member moves relative to said fixed member when said fold down seat back is folded down; and at least one traction cable having a first end and a second end, said traction cable being comprised of a sleeve having a first sleeve end and a second sleeve end and further comprised of a wire disposed to slide axially through said sleeve, said wire having a first wire end and a second wire end; wherein said first sleeve end is attached to one of said fixed member and said rotating member; wherein said first wire end is attached to another of said fixed member and said rotating member; said attachments of said first sleeve end and said first wire end causing said wire to slide axially through said sleeve when said seat is folded down; and said traction cable second end being operatively engaged with said ergonomic support device such that said ergonomic support device is extended when said seat is up and flattened when said seat is down.