US 11,873,841 B1
Integrated drive box and heat exchanger and systems
Sheldon Susa, Chippewa Falls, WI (US); Wayne Hable, Chippewa Falls, WI (US); Amanda Normand, Chippewa Falls, WI (US); and Jeff Smith, Chippewa Falls, WI (US)
Assigned to W.S. Darley & Co., Itasca, IL (US)
Filed by W.S. Darley & Co., Itasca, IL (US)
Filed on May 17, 2022, as Appl. No. 17/746,162.
Claims priority of provisional application 63/227,828, filed on Jul. 30, 2021.
Int. Cl. F04D 29/58 (2006.01); F04D 1/00 (2006.01); F16H 57/04 (2010.01); F04D 29/06 (2006.01)
CPC F04D 29/5866 (2013.01) [F04D 1/00 (2013.01); F04D 29/061 (2013.01); F16H 57/0415 (2013.01); F16H 57/0471 (2013.01)] 26 Claims
OG exemplary drawing
 
1. A device comprising:
a casing defining a main cavity for housing a drive shaft or bearings or gears of an engine-driven apparatus, the casing having a base, the base defining a heat exchanger cavity having an inlet and an outlet and separating the heat exchanger cavity from the main cavity, an entirety of the heat exchanger cavity positioned below the main cavity, an opening at an external surface of the base providing access to the heat exchanger cavity.