US 9,808,859 B2
Furnace assembly
Donald Joseph Selmi, Brighton, MI (US)
Assigned to PREMIER FURNACE SPECIALISTS INC., Farmington Hills, MI (US)
Filed by Donald Joseph Selmi, Brighton, MI (US)
Filed on Aug. 25, 2015, as Appl. No. 14/834,584.
Claims priority of provisional application 62/041,302, filed on Aug. 25, 2014.
Prior Publication US 2016/0052048 A1, Feb. 25, 2016
Int. Cl. F27B 9/20 (2006.01); B22C 17/00 (2006.01); B22C 9/04 (2006.01); B22C 19/00 (2006.01); F27D 17/00 (2006.01); B22C 23/00 (2006.01); F27B 9/30 (2006.01); F27D 99/00 (2010.01); F27D 3/00 (2006.01)
CPC B22C 17/00 (2013.01) [B22C 9/043 (2013.01); B22C 19/00 (2013.01); B22C 23/00 (2013.01); F27B 9/20 (2013.01); F27B 9/30 (2013.01); F27B 9/3005 (2013.01); F27D 17/001 (2013.01); F27D 99/0033 (2013.01); F27D 2003/0034 (2013.01)] 26 Claims
OG exemplary drawing
 
1. A furnace comprising:
an outer housing defining an inner cavity and wherein said cavity is at least partially divided into an upper chamber and a lower chamber, and wherein said lower chamber includes a divider extending along the majority of the length of said lower chamber between said first end and said chimney, and wherein said divider divides said lower chamber into two longitudinally extending chambers;
a chimney having an opening substantially aligned with said lower chamber;
at least one burner extending into said lower chamber;
at least one burner extending into said upper chamber; and
a passageway located proximate to said first end extends between said lower chamber and said upper chamber.