US 12,241,391 B2
Crankcase gas separator
Anders Örtegren, Landskrona (SE); Mikael Walter, Stockholm (SE); Thomas Andersson Aginger, Skärholmen (SE); and Magnus Hansson, Löddeköpinge (SE)
Assigned to ALFDEX AB, Landskrona (SE)
Appl. No. 18/713,836
Filed by Alfdex AB, Landskrona (SE)
PCT Filed Nov. 25, 2022, PCT No. PCT/EP2022/083291
§ 371(c)(1), (2) Date May 28, 2024,
PCT Pub. No. WO2023/110364, PCT Pub. Date Jun. 22, 2023.
Claims priority of application No. 21215528 (EP), filed on Dec. 17, 2021.
Prior Publication US 2025/0035020 A1, Jan. 30, 2025
Int. Cl. F01M 13/04 (2006.01)
CPC F01M 13/04 (2013.01) [F01M 2013/0422 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A crankcase gas separator comprising:
a separator housing delimiting at least part of a separation space and forming at least part of a liquid phase receiving circumferential inner wall surface;
a wall member forming at least part of a gas passage;
a gas pressure regulating valve comprising at least part of the gas passage; wherein the separation space is arranged in fluid communication with the gas passage; and
a separate tube member extending from a position radially inside the inner wall surface into the gas passage,
wherein a liquid tight seal between the separate tube member and the wall member is formed by a joint arranged radially outside the inner wall surface.