Patent
1974-05-31
1976-04-13
Wayner, William E.
98121A, F24F 700, F24F 1308
Patent
active
039496562
ABSTRACT:
An air flow control grill is disclosed having a housing with an input section and an adjusting section downstream with respect to the input section, the adjusting section having a funnel-shaped sectional area, a plurality a vane-shaped air guiding elements arranged in a pair of groups in the adjusting section and being joined together in each group and being pivotally mounted in each group. The air guiding elements in each group being arranged parallelly with respect to each other and each group being adapted to be pivoted independently to positions allowing variation in the direction and speed of airflow.
REFERENCES:
patent: 1170308 (1916-02-01), Hertz
patent: 2029153 (1936-01-01), Burner
patent: 3240145 (1966-03-01), Lambert
patent: 3456574 (1969-07-01), Jakeway
patent: 3587442 (1971-06-01), Jakeway
patent: 3641913 (1972-02-01), Dennis
Marmorek Ernest F.
Volkswagenwerk Aktiengesellschaft
Wayner William E.
Yuen Henry C.
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