Base structure for motor car door, has portion formed as part of window shaft for receiving window pane of motor car door and assigned with shaft reinforcements, where reinforcements reinforce shaft and are formed at structure

摘要

The structure has a portion (1) formed as a part of a window shaft (2) for receiving a window pane (3) of a motor car door (150). The portion is assigned with shaft reinforcements (4.1), where the reinforcements reinforce the shaft and are formed at the structure. A window frame is provided with a pane aperture is provided for the window pane, where the structure and the reinforcements are made of a sheet metal part. The reinforcements are formed by coining and/or flexing a material portion into an alignment that projects into the shaft.