Ventilation – Having inlet airway – Sleeved vent for ceiling – wall – or floor
Patent
1994-06-20
1996-01-30
Joyce, Harold
Ventilation
Having inlet airway
Sleeved vent for ceiling, wall, or floor
523021, 454273, F24F 1308
Patent
active
054877016
ABSTRACT:
The plastic foundation vent embodying the invention comprises a plastic body with an integral peripheral rectangular wall surrounding the plastic body and defining opposed long sides and opposed short sides, an integral peripheral flange extends outwardly from the peripheral wall. A central integral screen portion having openings for bending and prevention of entry of animals and the like is provided within the peripheral wall. The peripheral flange has a front surface and a rear surface. A first groove is provided on the rear surface of one of the flanges alongside to define a live hinge line permitting the flange to be bent backwardly and forwardly. A second groove on the front surface of the flange on each of the short sides permits bending of the flange along the short sides, A third groove on the front surface of the flange along the short sides permits bending of the short sides about a second live hinge, cutting lines ace provided at right angles on the flange having live hinge to permit corners of the flange to be cut for use in replacement of a foundation vent.
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Allen Clyde G.
Clark Michael C.
Nurenberg Aundrea
Schedegger Charles E.
Wnuk Jack
Joyce Harold
Mid-America Building Products Corporation
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