Appeal No. 96-3745
Application 08/269,916
ventilating device including a cover for the vent opening, the
cover including a pair of longitudinally extending vent parts
defining a plurality of vent passages. The device further
includes an elongated, longitudinally extending moveable
member movable between an inactive position permitting
communication through the passages and an active position
closing the passages in response to wind in excess of
predetermined ambient wind speed.
Dependent claim 12 sets forth, inter alia, that the cover
includes a sheet of perforated material, with longitudinally
extending perforated side walls cooperating with a roof and a
cover plate to define compartments within one of which the
movable member is movable to engage one of the side walls.
The patent to Sells (Figures 1 and 3) is representative
of the knowledge in the art, at the time of appellant’s
invention, of ridge vents for a roof. More specifically,6
Appellant has made it clear (specification, pages 1 and 4) that a roof6
ventilating device including a pair of vent parts was known in the art when
6
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