US 11,774,137 B1
Coil assembly for an air conditioner and method for assembling the same
Joseph Paul Bush, Lawrenceville, GA (US); and Allen Barbely, Winder, GA (US)
Assigned to MITSUBISHI ELECTRIC US, INC., Cypress, CA (US)
Filed by Mitsubishi Electric US, Inc., Cypress, CA (US)
Filed on Mar. 31, 2022, as Appl. No. 17/710,191.
Int. Cl. F24F 13/30 (2006.01); F24F 13/22 (2006.01); F24F 3/153 (2006.01)
CPC F24F 13/222 (2013.01) [F24F 3/153 (2013.01); F24F 13/30 (2013.01)] 20 Claims
OG exemplary drawing
 
15. A drain pan for use in an air conditioner, comprising:
a drain pan bottom;
a first drain pan wall formed along a first side of the drain pan bottom;
a second drain pan wall formed along a second side of the drain pan bottom;
a third drain pan wall formed along a third side of the drain pan bottom;
a fourth drain pan wall formed along a fourth side of the drain pan bottom;
a drain hole formed in one of the first through fourth drain pan walls; and
an interior drain pan wall extending between the third and fourth drain pan walls to divide an interior of the drain pan into a drain area and a coil recess,
wherein
the coil recess is isolated from the drain area such that liquid cannot flow from the drain area into the coil recess.
 
17. A method of assembling a coil assembly for an air conditioner, comprising:
securing a direct expansion coil to a first vertical drain pan;
securing a first horizontal drain pan to a first side of the first vertical drain pan;
inserting a first end of a reheat coil into a first recess in the first horizontal drain pan; and
securing a second horizontal drain pan to a second side of the first vertical drain pan opposite the first side of the first vertical drain pan such that a second end of the reheat coil is inserted into a second recess in the second horizontal drain pan,
wherein
the first and second horizontal drain pans are secured to the first vertical drain pan in such a manner that the reheat coil is held in place by the first and second recesses.