Roller runner device for sectional or overhead sliding door, has holder for roller formed by part rotatably mounted in arm of angled part secured to door

摘要

The holder (6) for the runner roller (27) comprises a part (12) rotatably mounted on the free arm (5) of an angled part (2) secured to the door panel or section (4). The runner roller axle (13) is excentrally mounted in this rotatable part.