Static structures (e.g. – buildings) – Machine or implement
Reexamination Certificate
2007-09-11
2007-09-11
Canfield, Robert (Department: 3635)
Static structures (e.g., buildings)
Machine or implement
C052S127100, C052S126100, C052S127200, C052S645000, C052S651100, C052SDIG010, C248S460000, C248S454000
Reexamination Certificate
active
10825392
ABSTRACT:
A sheet material handling device for assisting a drywall installer in installing sheet material, such as drywall or gypsum board, in an overhead location such as a ceiling of a structure. The device includes base and a pivoting sheet support that is adjustable in several planes to help locate the device relative to the job site and the ceiling in the job site. The drywaller assembles the device, places a sheet of drywall on the device, raises the sheet of drywall into position using the device, secures the pivoting sheet support and then fastens the drywall to the ceiling joists.
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Canfield Robert
Nguyen Chi Q.
Rudy Douglas W.
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