Patent ID: 8070233

Claim:
A folding seat for an aircraft, comprising: a backrest; a seat member; an armrest; and a support structure; wherein the seat member is pivotably attached to the support structure about a first rotational axis; wherein the armrest is pivotably attached to the support structure about a second rotational axis; wherein the seat member and armrest are coupled by coupling elements comprising four bevel gears, wherein cooperation between the four bevel gears causes the armrest to pivot to a folded position when the seat member is pivoted upwards; wherein the four bevel gears include a first bevel gear coupled to the first rotational axis of the seat member; a second bevel gear engaging the first bevel gear and having a third rotational axis; a third bevel gear having the same rotational axis as the second bevel gear and coupled to the second bevel gear by a shaft; and a fourth bevel gear engaging the third bevel gear and coupled to the second rotational axis of the armrest.