Abstract: A functional module includes: a mounting plate (2) for fluid tight attachment to the cylinder head of an internal combustion engine, incorporating portions (3) of air tract, and an injection set provided with support and attachment legs (6?) intended to rest directly on the cylinder head (7) notably at a first group of points of attachment (8) thereof. The mounting plate (2) is provided with primary attachment sites (9) intended to collaborate with a second group of points of attachment (8?) of the cylinder head (7), and with secondary attachment sites (9?) corresponding to at least some of the points of attachment (8) of the first group belonging to the cylinder head (7), the secondary attachment sites (9?) of the mounting plate (2) being intended to be positioned over the top of at least some of the legs (6?).

Abstract: A functional module integrates a distributor with a plenum and several pipes that form a common attachment and connection plate, a fuel rail, and a holding part for ensuring the locking in position of the fuel rail. The functional module (1) is characterized in that it consists of an interlocked and nested arrangement that includes the distributor (2), the fuel rail (7), and the holding part (9), with the fuel rail (7) being held between the holding part (9) and the distributor (2), and in that the holding part (9) and the distributor form by cooperation a longitudinal receiving housing with the possibility of locking the fuel rail (7) whose introduction opening is defined between an arrangement of feet (10) of the holding part (9) and the plate (5) of the pipes (4).

Abstract: A distributor incorporates a heat exchanger mounted in the interior space of the distributor while being made integral with the wall of the body of the distributor by at least one side flange. The distributor is characterized in that its two constituent parts (5 and 5?) are joined by welding opposing joining edges (6 and 6?), the edges (6, 6?) being connected physically to one another in an airtight manner along a contact area (7) in the form of a peripheral continuous band, surrounding the outer periphery of the flange (4), and mechanically connected, in a localized and discontinuous way, to the flange (4) by engagement at through openings (8) and/or at deformed or radius-chamfered areas of the latter. A process of manufacturing the distributor is also described.

Abstract: A intake manifold or splitter for an internal combustion engine and a process for production of same wherein a functional unit, comprised of a shaft with valves attached thereto, is assembled with bearing parts comprising clothespin-like clamps that clamp onto the shaft to form a sub-assembly which is mounted as a unit into receiving housing of the manifold or splitter, wherein a molding or over-molding at is provided at a level of the contact surface of a connection plate to lock the assembly of valves, shaft and bearings into the receiving housings and form sealing formations that seal against gases between the intake manifold or splitter and the internal combustion engine.

Abstract: A slide-valve device sliding in a predetermined axial direction, includes a valve body having two chambers, the first chamber including a lateral fluid-intake opening and a fluid-outlet opening provided with a normally closed, conditionally opening plug device, the second chamber including first and second lateral fluid-outlet openings, mutually offset in the axial direction. Two inner regions of the second chamber are arranged contiguously in the axial direction and communicate with one another via an opening or an internal passage, and in that the sliding drawer includes a first plug member suitable for selectively plugging the communication opening or the internal communication passage or opening between the two regions and a second plugging member suitable for preventing fluid communication between the second lateral fluid-outlet opening of the second chamber and a first region of the second chamber, within a predetermined range of translation of the sliding drawer.

Abstract: Valve unit with a sliding throttle-chamber, comprising a valve body with an exchange or distribution chamber adapted to receive a sliding throttle-chamber of which the position of translation in the chamber defines ways of fluid communication between a primary inlet opening and at least two secondary outlet openings that can be selectively blocked or released by said throttle-chamber; the sliding throttle-chamber has a composite structure and consists of a first part controlling the fluid communication of said, at least, one secondary or radial outlet opening with the chamber and a second part controlling the fluid communication of the secondary or axial outlet opening with the chamber, the two parts of the throttle-chamber being linked together by a driving link in translation with a dead or non-driving area between the two extreme translation positions of said throttle-chamber.

Abstract: This invention relates to a double-plenum or double-chamber inlet manifold or splitter, made up of a structural unit comprising two distinct coupled plenums with a common wall, an inlet opening for each of the two plenums and several pipes through each of the said plenums, the said superimposed plenums having substantially flattened general structures and forming, with their respectively connected inlet openings and pipes, two independent circulation circuits running from the entrance at the inlet openings to the outlet at the external openings of the pipes, the said external or outlet openings of the pipes being grouped in pairs, with each pair having an opening of each of the two types of pipes; the manifold comprises two one-piece parts assembled together, in a gas-tight manner, at the continuous assembly areas, a first part incorporating at least the two inlet openings and first portions of the walls of the two plenums, contiguous to the said openings and the second part incorporating the pipes and second

Abstract: A subassembly for a valve device for controlling air flow in an intake manifold. The subassembly includes a cartridge including a plurality of compartments having partially open opposing sidewalls, wherein adjacent partially open side walls of adjacent compartments are spaced apart a distance to define a groove therebetween, a plurality of partitions each having a through-hole therein and being disposed in the grooves defined between adjacent partially open side walls of the adjacent compartments. The partitions complete the formation of the opposing side walls of the adjacent compartments and each compartment is alignable with an air intake runner of an intake manifold.

Abstract: Disclosed herein is an actuator for regulating the flow of fluids in first and second flow paths of an internal combustion engine. The actuator includes a motor having a rotatable drive shaft, a gear assembly driven by the drive shaft of the motor, and first and second output shafts rotated in opposite directions by the gear assembly. The first and second output shafts are operatively linked to valves in the first and second flow paths, respectively, to regulate the flow of fluids in the first and second flow paths.

Abstract: An extruded multilayer seal member having an expanded temperature range and an improved compression set resistance wherein the seal member comprises a first fluoroelastomer as the inner layer of the multilayer seal member and a second elastomer as the outer layer of the multilayer seal member; and a method for manufacturing the multilayer seal member which comprises extruding a multilayer tubular structure, crosslinking the extruded multilayer tubular structure on a mandrel, cutting the multilayer tubular structure to provide a plurality of uniform seal members and recovering the seal members, are described.

Abstract: A method for producing a support plate (1) for valve bodies includes: i) providing a base armature (22) including an even number of portions of pipes (4, 4?); ii) arranging a valve body (5) on portions (19) of the base armature (22) forming temporary reception zones for a valve body (5); iii) mounting the control axis through bearings (7 and 9) and the transverse groove of each valve body (5); iv) molding onto the control axis a bearing support for each valve body (5) and a mounting insert in the corresponding guide bearing (7); v) mounting each valve body (5) on the corresponding bearing support by sliding on the control axis, and vi) inserting mounting inserts in the corresponding guide bearings (7).

Abstract: Apparatus includes a motor-vehicle, internal-combustion-engine air intake manifold having an intake-manifold first shell attachable or monolithically joined to an intake-manifold second shell to surround an internal manifold volume. The first shell has a wall with at least a portion having undulating concave and convex regions as defined exterior to the internal manifold volume of the attached or monolithically-joined first shell and second shell.

Abstract: An assembly for controlling an air intake runner of an air intake manifold. The assembly includes a cartridge including a plurality of compartments. Each of the compartments has a plurality of that are joined to define a central opening and an outer perimeter. Adjacent compartments are spaced apart to define a groove between each of the compartments. The assembly also includes bushing carriers that are configured to be snap-fit into one of the grooves of the cartridge. The assembly further includes bushings configured to rotatably fit within the central openings of the bushing carriers. Each of the bushings has an outer rim and an open center. Flaps including a slot and having a shape configured to substantially adjustably seal the central opening are also included and a shaft is included that extends through the slots of the flaps and the open centers of the bushings.

Abstract: Process for producing an intake manifold with several pipes provided with valves and ending at the level of a common plate that defines a contact surface with the cylinder end block. This process includes: Providing a functional unit [shaft (5)/valves (6)], parts (7) to be inserted that form bearings, and a manifold body (1?) or splitter body (1); Installing the functional unit [shaft (5)/valves (6)/parts forming bearings (7)] in end portions (2?) of the pipes (2), and recesses and/or housings for the receiving (8, 9) of the plate (4); Implementing an over-molding at the level of the plate (4), the material connected by over-molding ensuring, the mechanical locking of the components of the completed functional unit in their recesses and/or housings that respectively receive them and that constitute formations that work with or produce the sealing against gases between the end portions and the cylinder head block.

Abstract: A device for monitoring circulation of a fluid at a first opening includes a housing through which fluid passes, the first opening to be monitored, at least a second opening that empties into a chamber of the housing, and a sealing element that can shift or be moved, in a reversible manner, from one closed position in which it seals the first opening to at least one open position in which it releases the opening and allows fluid circulation. The sealing element is capable of being deployed in the chamber, and its movement is controlled by at least one activating element. The sealing element includes a moving body that forms a piston whose one end part is configured to seal the first opening and a portion of membrane is sandwiched between the end part of the moving body and at least the edge that forms a seat of the first opening.

Abstract: An air-filter device for a motor vehicle, having a casing and a filtering body separating the clean and dirty compartment, and also having a supporting body for the filtering body and a compression body designed to co-operate mechanically with the supporting body, these bodies being mounted in the manner of sliding drawers in an intermediate mounting compartment; the contact surfaces in mutual sliding bearing of the support and compression bodies are inclined in such a way that the forced stress position leading to a compression of the seal of the filtering body is achieved by displacement of the compression body in the direction of extraction and in that the control device, bringing about this displacement, stresses the supporting body and/or the casing in order to achieve the displacement of the compression body in a forced stress position, at least at the end of displacement.

Abstract: A water outlet chamber-type regulating device includes a chamber component having an inlet and an outlet for a fluid to be regulated, and including a member for regulating the flow, the member having a valve component translatingly movable and configured to close a passage cross-section between the inlet and the outlet, and is rigidly fixed to a control shaft. The chamber component includes at least one opening formed in its lateral wall, and the control shaft carries a second closing component, which is integral in translation with the shaft and is positioned on the shaft and has a shape that is configured to regulate the flow of water passing through the opening as a function of the regulation of the flow in the region of the passage cross-section.

Abstract: A cooling circuit comprises a cylinder block and a cylinder head block, these blocks each including cooling elements the form of integrated portions of circuit. The cooling circuit also includes at least a first, a second and a third separate external loops for external recirculation or reinjection mounted in parallel and looped on the integrated cooling elements. A circulating pump is connected fluidically to the integrated cooling element and to the three recirculation loops causing the fluid to circulate in the integrated cooling element and in the three recirculation loops. The at least three recirculation loops offer at least one common fluid node and are at least partially overlapping. A single actuator controls the flow of liquid circulating in the at least three recirculation loops.

Abstract: The present invention relates to a multifunctional module for an internal-combustion engine, forming a structural assembly and incorporating the functions of cooling the exhaust gases, regulating the re-injection of the exhaust gases and regulating, at least in part, the circulation flows in the cooling circuit of said engine, said structural assembly being in the form of a constructional and functional unit intended to be fitted to the engine block and incorporating, on the one hand, at least a portion of an exhaust gas recirculation circuit and a heat exchanger for cooling said gases and, on the other hand, at least a portion of the engine cooling circuit, with at least the water-outlet housing, multifunctional module characterised in that the heat exchanger has a tank arranged in the region of an end of the constructional and functional unit and made from a synthetic thermoplastic material.

Abstract: A method for producing a support plate (1) for valve bodies includes: i) providing a base armature (22) including an even number of portions of pipes (4, 4?); ii) arranging a valve body (5) on portions (19) of the base armature (22) forming temporary reception zones for a valve body (5); iii) mounting the control axis through bearings (7 and 9) and the transverse groove of each valve body (5); iv) moulding onto the control axis a bearing support for each valve body (5) and a mounting insert in the corresponding guide bearing (7); v) mounting each valve body (5) on the corresponding bearing support by sliding on the control axis, and vi) inserting mounting inserts in the corresponding guide bearings (7).