US 11,732,730 B2
Blower assembly
Zvirimumwoyo P. Chinoda, Algonquin, IL (US); Nathan K. Shoemaker, Elgin, IL (US); Madan Baral, Huntley, IL (US); Stephen Baker, Wood Dale, IL (US); and Stephen A. Adamski, Prospect Heights, IL (US)
Assigned to Revcor, Inc., Carpentersville, IL (US)
Filed by Revcor, Inc., Carpentersville, IL (US)
Filed on Mar. 10, 2022, as Appl. No. 17/691,482.
Application 17/691,482 is a continuation of application No. 16/661,542, filed on Oct. 23, 2019, granted, now 11,274,677.
Claims priority of provisional application 62/857,061, filed on Jun. 4, 2019.
Claims priority of provisional application 62/750,814, filed on Oct. 25, 2018.
Prior Publication US 2022/0196032 A1, Jun. 23, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. F04D 29/42 (2006.01); F04D 29/28 (2006.01)
CPC F04D 29/4206 (2013.01) [F04D 29/281 (2013.01)] 25 Claims
OG exemplary drawing
 
1. A blower assembly comprising:
a housing;
a pair of side walls of the housing;
at least one of the side walls including an air inlet;
an outer wall of the housing connecting the side walls, the outer wall including a cutoff portion, an outlet portion, and a scroll portion intermediate the outlet portion and the cutoff portion;
the outlet portion and the scroll portion of the outer wall having a unitary, one-piece construction;
an outlet of the housing defined at least in part by the outlet portion and the cutoff portion; and
the outlet portion flaring outwardly away from the cutoff portion as the outlet portion extends away from the scroll portion toward the outlet opening.