Roller shutter for bay of building, has spindle equipped with gripping unit to raise or lower spindle, so that spindle is removed on greater height, or forms carrying foot under base of plates

摘要

The shutter has supports maintaining a rolling shaft, where each support comprises a vertical foot housed in a tubular chamber integrated to a base of a rail of a slide. Plates (1, 2) are provided with lift units for lifting the shaft. Each plate includes a C-shaped vertical covering groove forming a sleeve (3). A vertical opening of the sleeve is formed on an external side. A spindle (4) is equipped with a gripping unit (5) to raise or lower the spindle, so that the spindle is removed on a greater height, or forms a carrying foot under a base of the plates.