Air register with extendable deflector

Details Air register with extendable deflector Air register with extendable deflector

1992-08-27

1993-08-03

Joyce, Harold

Ventilation

Having inlet airway

Including specific air distributor

454290, 454307, F24F 1308

Patent

active

052324036

ABSTRACT:
In an air register comprising a register frame defining an air outlet, a deflector is rested in retracted position and extensible from the frame to a preselected position over the air outlet. A shaft axially movable transverse to the deflector together with means to move the shaft against the deflector to releaseably retain

REFERENCES:
patent: 37338 (1863-01-01), Dowling
patent: 848758 (1907-04-01), Meibeyer
patent: 1463318 (1923-07-01), Heartick
patent: 1597972 (1926-08-01), Heartick
patent: 1607092 (1926-11-01), Lyon
patent: 1640630 (1927-08-01), Walloch
patent: 1690001 (1928-10-01), Filkins
patent: 1691285 (1928-11-01), Helms
patent: 1768085 (1930-06-01), Leatherman
patent: 1893571 (1933-01-01), Walloch
patent: 1921305 (1933-08-01), Wiesman
patent: 3861281 (1975-01-01), Godwin
patent: 3921507 (1975-11-01), Condet et al.
patent: 4610196 (1986-09-01), Kern

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