| 摘要 |
This invention relates to a chair (1) for passenger transporting vehicles comprising a vertically adjustable lumbar support member (15) consisting of a padded cushion and including internal mechanical means for vertical adjustment thereof, comprising a first upper transversal axle, attached to the side uprights of the back framework of the chair (1), a second lower transversal axle also attached to said uprights, a third transversal axle, pivotally connected to said second transversal axle, a plurality of elastic straps arranged side by side between said first and said second transversal axles and control means for rotation of said third axle (31) with respect to said second axle, in order to bend said elastic straps to a more or less extent. The chair also includes one or more comfort enhancing fittings (5, 20, 24, ecc.) for the passengers. |
