Air distribution device

Valves and valve actuation – Rotary valves – Ball valve

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Details

98 411, 98 412, 251252, 251266, 251294, 251339, F24F 1310

Patent

active

047168188

ABSTRACT:
An air outlet having a ball shaped valve member having a central passageway defined therefrom intermediated a convergent entrance and an exit, the transverse area of the entrance being at least 45% greater than the transverse area of the exit. The valve members is rotatable through 360.degree. and swayable through 60.degree.. A damper arrangement selectively actuable between a totally closed and a totally non-obstructive position relative to said passageway is described having damper actuator means and damper guide means coacting to effect a preselected location of said damper relative to said passageway in the valve member.

REFERENCES:
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patent: 3733995 (1973-05-01), Brown
patent: 3802328 (1974-04-01), Kakizaki
patent: 3824910 (1974-07-01), Temming
patent: 3974755 (1976-08-01), Hohmann
patent: 4497241 (1985-02-01), Ohkata

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