US PATENT SUBCLASS 49 / 146
VERTICALLY RECIPROCABLE, ADDITIONAL SIDEWARD VENTING MOVEMENT FROM CLOSED POSITION


Current as of: June, 1999
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49 /   HD   MOVABLE OR REMOVABLE CLOSURES

146VERTICALLY RECIPROCABLE, ADDITIONAL SIDEWARD VENTING MOVEMENT FROM CLOSED POSITION


DEFINITION

Classification: 49/146

(under the class definition) Device provided with means to mount a sliding closure for raising and lowering movement, and further provided with means to permit movement of the closure in a raised position to provide a ventilating slot or opening adjacent an upright edge of the closure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

48, for a closure having a cut-out portion or a movably mounted section to provide a vertical opening for hand signalling.

227, for a housed closure mounted for multidirectional movement in its plane to and from an open housed position and a raised, closed position out of its housing.