Fitted ventilation louver

Details Fitted ventilation louver Fitted ventilation louver

1988-04-18

1990-03-27

Joyce, Harold

52473, 98 29, F24F 700

Patent

active

049110667

ABSTRACT:
A ventilation louver is provided with a contoured flange to provide an intimate fit against a textured exterior wall surface. A plunging groove formed in the louver provides a means for attaching the louver to the interior wall support structure, while allowing the louver and flange to protrude and fit outside exterior sliding on the wall.

REFERENCES:
patent: 1633032 (1927-06-01), Hordling
patent: 2530919 (1950-11-01), Taylor
patent: 2565555 (1951-08-01), Goldberg
patent: 2752844 (1956-07-01), Simblest
patent: 3302554 (1967-02-01), Rovsey et al.
patent: 3584427 (1971-06-01), Johnston

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