Strain reduction clamshell heat exchanger design
First Claim
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1. A gas furnace, comprising:
- a housing;
a heating zone located in said housing and comprising a burner assembly and a clamshell heating chamber, the clamshell heating chamber chambers comprising;
a male half;
a female half configured to receive the male half, the male half and the female half forming the clamshell heating chamber when joined together;
a chamber path passing through the clamshell heating chamber, the chamber path comprising;
an inlet coupled to the chamber path for receiving combustion air from the burner assembly into the chamber path;
an outlet coupled to the chamber path for exhausting the combustion air from the chamber path;
one fold positioned between the inlet and the outlet; and
wherein the chamber path divides into a plurality of paths between the inlet and the one fold;
a truncated corner located adjacent a curve in a backend of the chamber path, the truncated corner located diagonally opposite from a combustion location of the heating zone, wherein said truncated corner is defined by a bent portion of a corner of said clamshell heating chamber, said bent portion being bent toward the male half; and
a blower located adjacent said heating zone and positioned to force air through said heating zone.
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Abstract
One aspect of this disclosure provides a heating chamber for a gas furnace that comprises opposing halves joined together. The joined opposing halves form a clamshell panel having at least one truncated corner located adjacent a curve located at a back end of a chamber path of the one or more clamshell heating chambers.
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Citations
8 Claims
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1. A gas furnace, comprising:
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a housing; a heating zone located in said housing and comprising a burner assembly and a clamshell heating chamber, the clamshell heating chamber chambers comprising; a male half; a female half configured to receive the male half, the male half and the female half forming the clamshell heating chamber when joined together; a chamber path passing through the clamshell heating chamber, the chamber path comprising; an inlet coupled to the chamber path for receiving combustion air from the burner assembly into the chamber path; an outlet coupled to the chamber path for exhausting the combustion air from the chamber path; one fold positioned between the inlet and the outlet; and wherein the chamber path divides into a plurality of paths between the inlet and the one fold; a truncated corner located adjacent a curve in a backend of the chamber path, the truncated corner located diagonally opposite from a combustion location of the heating zone, wherein said truncated corner is defined by a bent portion of a corner of said clamshell heating chamber, said bent portion being bent toward the male half; and a blower located adjacent said heating zone and positioned to force air through said heating zone. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification