EXPANDABLE SEAT ASSEMBLY FOR A VEHICLE

Seating arrangement for a vehicle, comprising a seat bench (1) with a backrest frame (12) and a seat portion frame (13), as well as a pull-out additional seat (21) arranged on the seat bench (1), which is formed from an additional seat frame (20) that consists of an additional backrest frame (22) and a buttock-side additional seat portion frame (23), wherein the additional backrest frame (22) comprises at least two horizontal struts (24, 25) that are linearly guided in the seat bench (1) and are slidable, which are laterally pull-out from the seat bench (1) for using the additional seat (21) and are push-in into the seat bench (1) for stowing the additional seat (21), wherein the additional seat portion frame (23) is rigidly connected to the additional backrest frame (22) and is pull-out from the seat bench (1) together with the latter.