Motor vehicle door pillars, roof rail and coupling members with three arms

摘要

The column (3) has an inner lying profile part, outer lying profile part (5) and a reinforced plate arranged in the column, which is in the form of a hollow profile. A lug piece (8) is provided with a molding part (9) for welding the column with the lateral roof channel. The lug piece is a separate component in a triangular joint connection. The connection is welded with a lateral roof channel on one side and/or with the inner lying profile part and/or the reinforcement plate on another side. Independent claims are also included for the following: (1) a roof frame profile of a motor vehicle (2) a triangular joint connection for the connection of a roof frame with a vehicle body column of a motor vehicle.