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Summary:IN A HOUSING WITH AN INLET PORT (12) OPENED UPWARD AND AN OUTLET PORT (17) OPENED DOWNWARD, A PLATE HAVING A PLURAL NUMBER OF BELLMOUTHS (13) IS MOUNTED ON THE SIDE OF EACH HOUSING THE INLET PORT (12). THE OUTLET PORT (17) IS NARROWED TOWARD THE CENTER OF THE HOUSING (11), THEREBY FORMING A SMALL OUTLET PORT (18). A MOTOR (19) WITH A VANE WHEEL (20) IS LOCATED WITHIN THE HOUSING (11). (FIG. 2)
Bibliography:Application Number: MY1994PI00647