Static structures (e.g. – buildings) – Enclosure or cover – with supplemental fluid-guiding port... – Attic vent
Patent
1977-07-13
1978-08-29
Perham, Alfred C.
Static structures (e.g., buildings)
Enclosure or cover, with supplemental fluid-guiding port...
Attic vent
52303, 98 42A, E04D 1303
Patent
active
041094336
ABSTRACT:
A new ventilator for spaces under slanted roofs or attics such as gable, hip and shed roof types; a ventilator using an elongate duct typically positioned between adjacent rafters under a roof, the duct inlet spaced downwardly somewhat from the ridge, the duct outlet discharging through an opening in the roof surface spaced further down from the ridge; the duct outlet configured to drain water from itself and the duct as well as protectable from winds, snow, hail, birds and the like. A like new ventilator useable under the roof panels of tanks and grain bins irrespective of the presence of rafters thereunder.
REFERENCES:
patent: 7177 (1876-06-01), Stephenson
patent: 1766876 (1930-06-01), Busby
patent: 2382076 (1945-08-01), Leslie
patent: 2477152 (1949-07-01), Stevenson
patent: 2771020 (1956-11-01), Shanahan
patent: 2954727 (1960-10-01), Katt et al.
patent: 2973704 (1961-03-01), Flanagan
patent: 3027090 (1962-03-01), Zerhan, Jr.
Perham Alfred C.
Scofield Thomas M.
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