Roofing bracket for supporting a platform

作者: Jiri Krupka , Han Yao , Robin Nelson

DOI:

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摘要: A base element for assembly of a roofing bracket comprises fastening means temporarily or attaching the to metal non-metal roof and an upper surface. The surface engagement underside member bracket. can be selectively attached in first second position.

参考文章(28)
David Alvin Alfrey, Roof mounted mast support ,(1999)
Marcel Peter Pantano, Roof anchor for safety equipment ,(1997)
Jerome Branter, Roof retaining apparatus ,(2001)
Robert Terenzoni, Multi-purpose ladder and roof device ,(1998)
Jiri Krupka, Steven Paul Guenette, Robin Nelson, Colin Fabian, David Gerwing, Roof snow barrier ,(2001)
Shaun E. Bitner, Leveling roof platform support ,(1998)
Michael L. Meyer, Brett M. Shelton, Roofing abutment apparatus ,(1993)
Greg Franco, Joseph M. Franco, Roof brace for supporting a scaffold platform ,(1993)