Air register cover construction

Details Air register cover construction Air register cover construction

1992-05-14

1993-07-27

Joyce, Harold

Ventilation

Having inlet airway

Including specific air distributor

454259, 454307, F24F 1310

Patent

active

052306577

ABSTRACT:
A collapsible lightweight cover device (10) for floor registers (100) including a cover member (20) pivotally secured to the register (100) and having accordion folded panel members (30) operatively attached to both the cover member (20) and the register (100); wherein, forced air flowing through the register (100) will force the cover member (20) to pivot upwardly relative to the front of the register (100).

REFERENCES:
patent: 848758 (1907-04-01), Meibeyer
patent: 1022870 (1912-04-01), Power
patent: 1843243 (1932-02-01), Rose
patent: 1975686 (1934-10-01), Froelich
patent: 3738254 (1973-06-01), Root
patent: 4394958 (1983-07-01), Whitney et al.
patent: 4457215 (1984-07-01), Vogt
patent: 4850266 (1989-07-01), Bennett

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