Solid material comminution or disintegration – Processes – With application of fluid or lubricant material
Reexamination Certificate
2007-06-11
2009-08-04
Rosenbaum, Mark (Department: 3725)
Solid material comminution or disintegration
Processes
With application of fluid or lubricant material
C241S282200
Reexamination Certificate
active
07568640
ABSTRACT:
A debris removal apparatus for use in a gutter having a mounting plate with a hole defined therein, attached to the top of a gutter, a power source situated near the top of the mounting plate, a shaft, having a first end and a second end, and wherein the shaft is attached to the power source at the first end. The shaft extends through the hole defined in the mounting plate. Also provided is a hub attached to a second end of the shaft having a plurality of spokes or blades extending therefrom, whereby the spokes or blades are adapted to remove debris from the gutter to prevent clogging and flooding. Further provided is a method of using the debris removal apparatus to maintain a debris-less gutter on a structure.
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Meyer, Unkovic & Scott LLP
Oberdick David G.
Rosenbaum Mark
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