U-section fixed door frame for fitting over edge of door opening in building has end cover member holding fixed and adjustable side members on either side of door opening

摘要

The frame profile (1) has an end cover plank (4) with a seal (5) contacting a fixed side piece (2). The movable side piece (3) is connected to an angle piece (7) with two parallel walls (9) engaging on either side of a thin spring flange (11) on one side of a groove (12) in the edge of the end cover plank. The depth of engagement of the spring flange in the groove (10) in the angle piece may vary according to the thickness of the door.