BACKREST STRUCTURE FOR A VEHICLE SEAT, AND VEHICLE SEAT

摘要

A backrest structure for a vehicle seat (1) includes a flat base sheet (30) and another structural part (20, 40) which are connected to each other by at least one laser weld seam (50) using a laser welding procedure. In a process, at least one tongue (28, 36, 38) of the base sheet (30) is bent by 180 DEG in the region of the weld seam (50) and placed on the remaining base sheet (30). The at least one weld seam (50) connects the bent tongues (28, 36, 38), the remaining base sheet (30), and the other structural part (20, 40) to one another. A vehicle seat (1) is also provided with such a backrest.

主权项

1. A backrest structure for a vehicle seat, the backrest structure comprising:
a planar base sheet; an additional structural component comprising a backrest frame; and at least one laser weld seam, the planar base sheet and the additional structural component being connected to each other by the at least one laser weld seam wherein in a region of the at least one laser weld seam at least one tongue of the base sheet is bent through 180° and placed on a remaining portion of the base sheet, and the at least one laser weld seam connects the bent tongue, the remaining portion of the base sheet and the additional structural component to each other.