A fluid injection device for vehicle radiator includes a main body. The main body includes a negative pressure device, a container, an injection opening, and a switching mechanism. The injection opening is adapted for connecting with an opening of a radiator of a vehicle. The negative pressure device and the container communicate the injection opening respectively.

Multi-compartment liquid reservoir (10), for a motor vehicle, including a first fluid compartment (14) equipped with a fluid inlet (18) and with a fluid outlet (22), and a second fluid compartment (16) equipped with a fluid inlet (20) and with a fluid outlet (24), the reservoir including a liquid-filling neck (12) and the compartments in fluid communication via at least one passage (30) allowing one of the compartments to be filled via the other of the compartments, the reservoir further including at least one shut-off system (44), able to move between a first position of opening of the at least one passage and a position of closure of the at least one passage, wherein the shut-off system is configured to adopt the first position by default and in the free state, and to be urged into the second position when the reservoir is in operation.

A venting tank (1) for a cooling system of a motor vehicle includes a main wall (3), which defines an inner venting volume (V) of the venting tank, the main wall including a bottom (5) and a cover (7) opposite one another, an intake (45, 47, 49, 51, 53) for a heat transfer fluid to be vented within the interior venting volume, and a discharge (55, 57) for discharging the vented heat transfer fluid outside the inner venting volume. This venting tank (1) further includes a heat transfer fluid duct (19), which crosses through the cover (7) and the bottom (5) and includes an inner segment (29) extending within the inner venting volume (V) from the cover (7) to the bottom (5) and whereof an inner volume (V29) is separated from the inner venting volume.

A fluid chamber assembly is disclosed that includes a housing defining at least one de-aeration opening, and a barrier within the housing that divides an interior of the housing into a first chamber and a second chamber. The barrier includes at least one perforation. The barrier can have a curved profile. The at least one perforation can include multiple perforations. The at least one perforation can have a conical profile.

The present disclosure relates to a device for conducting air, in particular inlet air distributor pipe, for an internal combustion engine with a plurality of cylinder heads. The device for conducting air includes a pipe body. The pipe body has an air distribution channel with a plurality of outlet openings for connecting to a plurality of inlet channels of the plurality of cylinder heads. The pipe body includes a plurality of single venting channels for connecting to a plurality of coolant chambers of the plurality of cylinder heads for venting the plurality of coolant chambers. The pipe body additionally includes a collective venting channel, the plurality of single venting channels discharging therein.

A vehicle thermal management system has a separator including a first set of protuberances disposed within a cavity and four ports open to the cavity, a pump in fluid communication with a first of the four ports to control thermal management fluid delivery to the cavity, and a degas bottle in fluid communication with a second of the four ports. The protuberances and the four ports are arranged with one another such that a laminar flow of the thermal management fluid entering the cavity is obstructed and a portion of air of the thermal management fluid is separated and directed through the second of the four ports to the degas bottle.

A fluid injection device for vehicle radiator includes a main body. The main body includes a negative pressure device, a container, an injection opening, and a switching mechanism. The injection opening is adapted for connecting with an opening of a radiator of a vehicle. The negative pressure device and the container communicate the injection opening respectively.

An expansion tank for a cooling system of a motor vehicle has an inlet mouth and is provided with a shell in plastic material having a wall which defines a cavity for containing a coolant liquid; the shell has, in addition, a projecting collar, at the inlet mouth, and a first inner tubular wall, which protrudes downwards into the cavity and defines a passage with a lower outlet opening, to make the coolant liquid flow into the cavity; the shell has, in addition, a second tubular wall, projecting upwards into the cavity and defining a compartment which is vertically aligned with the passage and has an upper overflow opening vertically arranged at a height that is equal to or greater than that of the outlet opening.

A gas-liquid separation mechanism of a reserve tank for separating gas bubbles in a coolant flowing into a reserve tank provided upstream of a liquid pump in a circulation path of the coolant includes: an inlet opening for the coolant provided at a lower portion of one of opposing side walls; an outlet opening for the coolant provided at a lower portion of the other side wall; a bubble emission port provided on an upper wall and configured to emit the gas bubbles separated from the coolant; and a partition wall extending substantially parallel to a direction from the inlet opening to the outlet opening and vertically dividing the reserve tank into first and second chambers. The partition wall includes a downstream communicating hole below an end portion proximate to the outlet opening and an upstream communicating and an upstream communicating hole above an end portion proximate to the inlet opening.

A de-aeration reservoir for a vehicle includes an inlet and an outlet., and a receptacle configured to receive a filter therein, the receptacle downstream from the inlet. The de-aeration reservoir further includes a plurality of chambers formed in the reservoir downstream from the receptacle, and a de-aeration opening formed in the receptacle and fluidly connecting the receptacle to an inlet chamber of the plurality of chambers.