US 11,940,201 B2
Sliding drain pans for cooling units
Karthick Kuppusamy, Salem (IN); and Vignesh Thiyagarajan, Tamilnadu (IN)
Assigned to Heatcraft Refrigeration Products LLC, Richardson, TX (US)
Filed by Heatcraft Refrigeration Products LLC, Richardson, TX (US)
Filed on May 19, 2023, as Appl. No. 18/199,800.
Application 18/199,800 is a division of application No. 16/920,339, filed on Jul. 2, 2020, granted, now 11,692,758.
Prior Publication US 2023/0288127 A1, Sep. 14, 2023
Int. Cl. F25D 21/14 (2006.01); F24F 13/22 (2006.01)
CPC F25D 21/14 (2013.01) [F24F 13/222 (2013.01); F25D 2321/1442 (2013.01); F25D 2321/145 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A cooling unit for cooling a refrigerated room, the cooling unit comprising:
a cabinet having a plurality of panels forming an interior space, and wherein the plurality of panels comprises a front panel and a bottom panel;
a fan aperture formed on the front panel;
a fan disposed within the interior space for forcing air out of the fan aperture;
a drain pan;
wherein the drain pan is proximate the bottom panel of the cabinet when in an operational position;
wherein the drain pan has a first longitudinal edge and a second longitudinal along a front and a back respectively;
a pivot hinge coupled between the drain pan and the cabinet proximate a bottom of the cabinet along at least a portion of the second longitudinal edge;
wherein the pivot hinge comprises a spring-controlled lever; and
at least one selectably releasable fastener coupled to the drain pan along at least a portion of the first longitudinal edge to hold the drain pan proximate the cabinet when in the operational position and to be released to allow the drain pan to pivot about the pivot hinge on the second longitudinal edge such that the drain pan enters a maintenance position.