초록

The invention eliminates the need for fans dedicated to cool the blower motor while providing the means for more effectively reducing the temperatures of the exhaust gases which exit the blower.

대표청구항 ▼

[ Having thus described out invention, what we claim as new and desire to secure by United States Letters Patent is:] [1.]1. A dilution air blower comprising:a blower housing comprising a motor housing forming a first chamber having with at least one vent slot, an impeller housing forming a second c

[ Having thus described out invention, what we claim as new and desire to secure by United States Letters Patent is:] [1.]1. A dilution air blower comprising:a blower housing comprising a motor housing forming a first chamber having with at least one vent slot, an impeller housing forming a second chamber and a skirt wherein the first chamber and second chamber are in fluid communication;a blower motor having a motor shaft and situated in the motor housing;an impeller having a backplate wherein the impeller is secured to the motor shaft and situated in the impeller housing such that the impeller can freely rotate within the impeller housing; and,a housing cover having portions defining an inlet wherein the housing cover is attached to the blower housing to form a bottom surface of the second chamber.