초록 ▼

The volute of an evaporative cooler is provided with a flange, and there are provided interengaging surfaces on the volute flange and discharge panel of the cooler retaining those elements in contiguity, and there are further provided at least two pairs of volute support means spaced from one anothe

The volute of an evaporative cooler is provided with a flange, and there are provided interengaging surfaces on the volute flange and discharge panel of the cooler retaining those elements in contiguity, and there are further provided at least two pairs of volute support means spaced from one another and from the volute flange such that the volute can function as compression means between the top and bottom panels notwithstanding the direction of discharge of cooled air from the cooler cabinet.

대표청구항 ▼

Improvements in an evaporative cooler of the type wherein a cabinet is provided with a top panel, a bottom panel, four side panels, at least some of said panels being pervious, one of said panels being a discharge panel having surfaces defining an exhaust opening therein, a blower comprising an impe

Improvements in an evaporative cooler of the type wherein a cabinet is provided with a top panel, a bottom panel, four side panels, at least some of said panels being pervious, one of said panels being a discharge panel having surfaces defining an exhaust opening therein, a blower comprising an impeller and a volute housing within the cabinet, means for discharging water over the pervious panels, and a motor coupled for drive to the impeller, comprising: a flange on the volute, interengaging surfaces on the volute flange and discharge panel retaining the volute flange in face-to-face contiguity with a surface of the discharge panel, at least two pairs of volute support means extending outwardly from the volute and circumferentially spaced from each other and from the volute flange, and spacer means extending into the cabinet from a said panel, and interengaging surfaces on at least one pair of support means and each volute support means retaining one of said volute support means to said spacer means.