Louvered basement vent

Details Louvered basement vent Louvered basement vent

1993-07-08

1994-03-15

Friedman, Carl D.

Flexible or portable closure, partition, or panel

Plural and/or with rigid closure

Diverse types

160104, 454221, 454224, 49371, 52198, 523021, 52473, F24F 700

Patent

active

052939200

ABSTRACT:
A basement vent includes a frame and a screened opening. A plurality of louvers cover said frame. The louvers each include tabs which slide within slots in the frame. The tabs each include a detent section that permit the louvers to be held in an open position for use in the summer months and permit the louvers to be closed during the winter months.

REFERENCES:
patent: 732809 (1903-07-01), Zborowski
patent: 2092673 (1937-09-01), Kempf
patent: 2135750 (1938-11-01), Harding
patent: 2216413 (1940-10-01), Jones
patent: 2220405 (1940-11-01), Jones
patent: 2531499 (1950-11-01), Brown
patent: 2549314 (1951-04-01), Kegley
patent: 2759573 (1956-08-01), Schwab
patent: 3220079 (1965-11-01), Aggson
patent: 4911066 (1990-03-01), Carew

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