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US 4,559,753 AGranted
Method of installing a prefabricated curb unit to a standing seam roof
AssigneeButler Manufacturing Company
InventorRalph H. Brueske
Life of this patent
Estimating the term…
Abstract
A prefabricated curb unit is adapted to be seamed into the double lock standing seams used to interjoin roof panels forming an MR-24.RTM. roof manufactured by Butler Manufacturing Company.
Claims9
A method of installing a roof curb with a roof having standing seams between adjacent roof panels comprising:
- installing a plurality of roof panels having edges arranged for interlocking by seaming;
- seaming interlocked edges of said roof panels over most of the roof except for the edges adjacent an area to be cut out;
- cutting an opening at said area;
- installing a roof curb peripheral extensions therewith into said opening;
- and
- completing the seaming of the partially seamed edges together with extensions of the roof curb for forming a solid, secure, watertight seal of the roof curb with the roof.
3 more elements
A method of installing a roof curb with a roof having standing seams between adjacent roof panels comprising:
- installing a plurality of roof panels having edges arranged for interlocking by seaming;
- seaming interlocked edges of said roof panels over most of the roof except for the edges adjacent an area which is left open;
- installing a roof curb having peripheral extensions therewith into said open area;
- and
- completing the seaming of the partially seamed edges together with extensions of the roof curb for forming a solid, secure, watertight seal of the roof curb with the roof.
2 more elements
Dependencies are inferred from the claim text.