US PATENT SUBCLASS 454 / 365
.~ Along roof ridge
Current as of: June, 1999
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DEFINITION
Classification: 454/365
Along roof ridge:
(under subclass 339) Subject matter wherein the air exhausting means is formed (1) longitudinally of and (2) for cooperating with or aid in making up a roof crest of two converging, slanted, exterior top structural barriers, i.e., roof surfaces of the ventilated space.
(1) Note. Roof ridge ventilators which do not have their longest horizontal dimension along the roof ridge are not considered proper for this subclass.
SEE OR SEARCH THIS CLASS, SUBCLASS:
341+, for an outlet airway which may be along a roof ridge and includes an air pump to move the air.
364, for a roof ridge ventilator having a readily movable air regulating louver, damper, or cover.
