A method for manufacturing a vehicle door frame including an elongated member (10) formed with a plurality of bent portions in the longitudinal direction thereof (12) characterized in that the method comprises the steps of: an elongated member forming step...

The car door frame incorporates a hollow metal profile (12) around the window opening. This has a cross-section which varies along its length. Independent claims are included for: (a) the hollow profile; and (b) a method for making the door frame.

The car door frame has a window mounting strip (4) with integral ends (6, 7) at right angles to its body. The door shell (3) is welded to these. An Independent claim is included for a car door incorporating the frame.

A method for manufacturing a frame in a light alloy, in particular a magnesium alloy, for a door of a motor vehicle, in which the frame (3) is to be fitted with an outer panel (13) for covering the door (1); the frame (3) is made by forming the light alloy...