US 11,933,205 B2
Fluid sump for accommodating a lubricating fluid
Pier Paolo Rinaldi, Arco (IT); and Nicoletta Gioia, Strembo (IT)
Assigned to DANA ITALIA S.R.L., Arco (IT)
Filed by DANA ITALIA S.R.L., Arco (IT)
Filed on Jun. 30, 2021, as Appl. No. 17/364,702.
Prior Publication US 2022/0003135 A1, Jan. 6, 2022
Int. Cl. F01M 11/00 (2006.01); F16H 57/04 (2010.01)
CPC F01M 11/0004 (2013.01) [F16H 57/0409 (2013.01); F16H 57/0443 (2013.01); F16H 57/0447 (2013.01); F16H 57/0453 (2013.01); F01M 2011/0041 (2013.01); F01M 2011/0058 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A fluid sump for accommodating a lubricating fluid, comprising:
a first compartment for collecting the lubricating fluid;
a second compartment in which the lubricating fluid is able to be brought into contact with a rotating member;
an intermediate compartment having a first opening for introducing the lubricating fluid from the first compartment into the intermediate compartment, a second opening for introducing the lubricating fluid from the intermediate compartment into the second compartment, and a floating element; and
a first partition wall separating the first compartment and the intermediate compartment from one another and containing the first opening such that, upon regular use of the fluid sump, the lubricating fluid is able to pass the first opening in a basically vertical first flow direction, wherein
the first opening is configured such that the first opening is able to be opened and closed by the floating element, and wherein
the first compartment, the intermediate compartment and the second compartment are provided with ambient pressure.