.~ Having air passage between sill and bottom of sash {5}
215
.~.~ Including wall sloping downward from window
DEFINITION
Classification: 454/215
Including wall sloping downward from window:
(under subclass 214) Subject matter comprising a shield or air guiding surface which (1) forms a bounding side or wall of a path for the air and (2) extends vertically downward and away from the window.
(1) Note. A downward sloping, outside awning is included in this subclass.
(2) Note. The shield or air guiding surface may lie on the ventilated space side of the window or on an opposite side of the window.
(3) Note. A panel comprising parallel or concentric ventilating slats or louvers is not considered to be a wall.
SEE OR SEARCH THIS CLASS, SUBCLASS:
224, for a panel comprising parallel or concentric air guiding slats which slopes downward from the window.
SEE OR SEARCH CLASS
52, Static Structures (e.g., Buildings), for rigid-type awnings having no means other than vents or openings for allowing flow of air.
160, Flexible or Portable Closure, Partition, or Panel, particularly
20, 22, and 45+ for outrigged structures of flexible material or of plural strips, slats, or panels interconnected for relative motion and for such type structures combined with other flexible, portable, or rigid panels or closures where there are no additional air guiding or controlling features.
