Building structures

Details Building structures Building structures

1985-06-24

1987-06-16

Joyce, Harold

47 17, 52 66, 52 72, F24F 702

Patent

active

046728899

ABSTRACT:
A ventilation assembly for buildings of the type having a roof frame comprising a plurality of arcuate roof members extending outwardly from a central gutter section and supporting a flexible roof covering, the ventilation assembly including a pair of vent arms which normally rest upon the gutter section and to which the roof covering is secured on either side of the gutter section but which may be raised above the gutter section to lift the roof covering and form a ventilation opening for hot air from the building.

REFERENCES:
patent: 87668 (1869-03-01), Hayes
patent: 792902 (1905-06-01), Kelly
patent: 956428 (1910-04-01), Rueben
patent: 3028872 (1962-04-01), Cresswell
patent: 4012867 (1977-03-01), Lainchbury et al.

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