| 摘要 |
The present invention relates to system and methods for exterior building maintenance. In one embodiment, a mobile support system for supporting a suspended user includes a top supporter, one or more rope support points, an inner parapet guide and an outer parapet guide. The top supporter includes a rolling assembly for travelling along a top surface of a rooftop parapet. The top supporter also includes a support point for a rope to securely suspend the user adjacent to the building exterior. The inner parapet guide, coupled to the top supporter, guides and stabilizes the top supporter by travelling along a vertical inner surface of the rooftop parapet. Similarly, the outer parapet guide, also coupled to the top supporter, guides and stabilizes the top supporter by travelling along an opposing outer surface of the rooftop parapet.
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