US 12,382,604 B2
Cooling system for electrical components
Umakanth Sakaray, Dunlap, IL (US); and Pavan Kumar Reddy Kudumula, Dunlap, IL (US)
Assigned to Caterpillar Inc., Peoria, IL (US)
Filed by Caterpillar Inc., Peoria, IL (US)
Filed on May 1, 2023, as Appl. No. 18/309,973.
Prior Publication US 2024/0373584 A1, Nov. 7, 2024
Int. Cl. H05K 7/20 (2006.01)
CPC H05K 7/20145 (2013.01) 19 Claims
OG exemplary drawing
 
1. A cooling system for a plurality of electrical components, the cooling system comprising:
a blower to generate an air flow;
a platform to mount the plurality of electrical components, the platform defining a plurality of passages; and
an arrangement including a plenum extending between the blower and the platform to direct the air flow towards and around the plurality of electrical components through the plurality of passages, wherein the plenum includes:
a primary chamber to receive the air flow from the blower; and
a secondary chamber defining a structural section diverging outwardly and away from the primary chamber towards the platform to direct the air flow from the primary chamber towards the platform.