F - Mech Eng,Light,Heat,Weapons – 24 – F
Patent
F - Mech Eng,Light,Heat,Weapons
24
F
98/49
F24F 7/02 (2006.01) F24F 13/08 (2006.01)
Patent
CA 1181281
IMPROVED STATIC VENTILATOR CONSTRUCTION ABSTRACT OF THE DISCLOSURE A static ventilator comprising a hollow housing having a circumferential sidewall, a closed top end, and an open botton end. One or more vent openings are horizontally disposed in the sidewall. At least two downwardly sloping hood plates are secured above and below each of the vent openings and have a downwardly extending outer end flange having a free end edge. An anti-squall deflector plate is secured below the vent openings intermediate the hood plates and extend above the horizontal plane of the free end edge of a top one of the two hood plates and terminates short of the outer end flange of the top hood plate to define a vent port between the hood end flange and free end of the deflector plate communicating with the vent opening between the two hood plates. The anti-squall deflector plate prevents foreign matter from entering the vent openings. - 1 -
459287
Ramsay Jean R.
Swabey Ogilvy Renault
LandOfFree
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