Trolley for Transporting Materials on Seamed Roofs
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United States of America Patent
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-
N/A
Issued Date -
Dec 28, 2006
app pub date -
Aug 8, 2006
filing date -
Aug 2, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A system for transporting materials that traverses seams and stepped sections of a standing-seam type roof includes two trolleys, the lower one of which has ridges on its top simulating roof seams and upon which the wheels of the upper trolley can be placed. When a step in the roof is encountered, the upper trolley can be rolled off the lower trolley onto the upper section of the roof.
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Family
International Classification(s)
Cited Art Landscape
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