US 12,305,567 B2
Gear cover and gear housing system
Matthew D. Brumberg, Scipio, IN (US); Christofer Durkin, Columbus, IN (US); and Ruchita Ashok Karewar, Pune (IN)
Assigned to Cummins Inc., Columbus, IN (US)
Filed by Cummins Inc., Columbus, IN (US)
Filed on Sep. 6, 2023, as Appl. No. 18/461,847.
Application 18/461,847 is a continuation of application No. PCT/US2022/071176, filed on Mar. 16, 2022.
Claims priority of provisional application 63/164,015, filed on Mar. 22, 2021.
Prior Publication US 2023/0407781 A1, Dec. 21, 2023
Int. Cl. F02B 67/04 (2006.01); F01M 11/03 (2006.01); F02F 7/00 (2006.01)
CPC F02B 67/04 (2013.01) [F01M 11/03 (2013.01); F02F 7/0043 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A gear housing assembly for an internal combustion engine, the gear housing assembly comprising:
a gear housing including a rear face configured for assembly to a block of the internal combustion engine, the gear housing including a front face opposite the rear face, and the gear housing including a plurality of gear housing drillings;
a gear cover including a rear face for attachment to the front face of the gear housing to form a gasketed interface between the gear housing and the gear cover, the gear cover including a front face opposite the rear face of the gear cover, the gear cover including a plurality of gear cover drillings, wherein the gear cover is attached to the gear housing such that the plurality of gear cover drillings is fluidly connected with the plurality of gear housing drillings via the gasketed interface between the gear housing front face and the gear cover rear face; and
a debris screen in one of the plurality of gear cover drillings, the debris screen configured to trap debris in oil flowing through the plurality of gear cover drillings before the oil passes to the plurality of gear housing drillings.