Abstract: Disclosed is a stowable airflow diverter for removable attachment to a floor vent of a turbine aircraft. The air diverter comprises vertical ducting extending from a base. A flexible gasket and magnets are attached to the base for engagement with the floor vent. A nozzle attached to the vertical ducting redirects the airflow emanating from the floor vent from horizontal to vertical in order to direct air conditioned air into the cock pit of the aircraft. In an alternate embodiment, the nozzle is rotatable with respect to the vertical axis of the duct. In another alternate embodiment, the nozzle and vertical duct comprise telescoping segments such that the device can be collapsed into the floor vent.

Abstract: A cover (1) for a pressure relief valve assembly (2) of a vehicle, wherein the cover (1) comprises a base body (19) made of a sound-absorbing material which is uniform in terms of the material composition, wherein the base body as such is designed to be self-supporting and is in particular connectable to an edge region (4) of a pressure relief valve assembly (2).

Abstract: Vehicular front bumper and fascia assemblies are provided. According to one implementation, a fascia is configured to cover a front bumper of a vehicle. The fascia includes fluid conduits configured to provide fluid flows to the front wheels and redirection portals that intersect the fluid conduits. The redirection portals provide fluid flows away from and/or around the front wheels. The fascia also includes adjustable panels associated with the fluid conduits. When the vehicle is travelling at a velocity below a predetermined lower level, the adjustable panels are configured to open the fluid conduits so as to provide the fluid flows toward the front wheels. When the vehicle is travelling at a velocity above a predetermined upper level, the adjustable panels are configured to close the fluid conduits and redirect the fluid flows through the redirection portals away from and/or around the front wheels.

Abstract: An air guide device of a motor vehicle body has a flow channel including an inlet opening and an outlet opening. The inlet opening is formed in a front-end region and the outlet opening is formed at least partially in the region of a wheel arch of the motor vehicle body. The flow channel is provided for being flowed through by air from the front-end region of the motor vehicle body in the region of a rear end of the motor vehicle body. The inlet opening has a slat arrangement for changing a flow cross section of the inlet opening. The flow channel is at least partially of two-part form, wherein a first channel part, which includes the slat arrangement, is designed for a controlled throughflow, and wherein a second channel part can be flowed through freely.

Abstract: An air guide apparatus for a vehicle includes a front wheel housing at least partially surrounding a front wheel, and having an air outlet which is open to the front wheel, a first vane assembly including a plurality of first vanes which are tiltable in a position adjacent to the air outlet, and a first driving mechanism by which the plurality of first vanes are driven, and a second vane assembly including a plurality of second vanes which are tiltable in a position adjacent to the plurality of first vanes, and a second driving mechanism by which the plurality of second vanes are driven.

Abstract: A vehicle front structure for a vehicle including a front exterior member provided on a front surface of a vehicle body includes a front introduction hole and a duct structure. The front introduction hole is formed in an end portion of the front exterior member in a vehicle width direction. The duct structure is coupled to the front introduction hole inside the front exterior member. The duct structure includes a rear exhaust hole that exhausts air to a wheel house located at a rear side of the front exterior member in the vehicle body, and a branch exhaust hole formed in a flow path section provided between the front introduction hole and the rear exhaust hole.

Abstract: A floor member is formed in an isosceles trapezoidal shape in which an upper base is shorter than a lower base, by a plate-like member, and is attached to a body of a vehicle with the upper base facing in a vehicle front direction. Respective interlocking shapes are formed at an upper base side portion of the floor member and an upper base matching part. Respective inclined shapes are formed at a lower base side portion of the floor member and a lower base matching part, such that when a force acts on the floor member from the vehicle front side, the lower base of the floor member is pushed up toward the vehicle upper rear side. A plurality of rib shapes that project upward or downward are formed at the floor member with a vehicle front-rear direction as a longitudinal direction of the plurality of rib shapes.

Abstract: A heating, ventilation, and air conditioning (HVAC) system of a vehicle. The HVAC system includes: an air-conditioning unit including a blower, a heater unit, and a cooling unit, and a temperature adjustment door making conditioned-air pass through the heater unit or the cooling unit; and an air-conditioning channel unit including a plurality of discharge channels, through which the conditioned-air is discharged from the air-conditioning unit to specific seats or interior air is returned to the specific seats. The air-conditioning channel unit further includes doors disposed in the plurality of discharge channels so as to control discharging of the conditioned-air to the specific seats and returning of the conditioned-air from the specific seats to re-circulate.

Abstract: A mounting assembly for a silencer of an exhauster assembly includes a mounting plate. The mounting plate has an opening configured to receive an exhauster of the exhauster assembly while the exhauster is coupled to a structure of a vehicle at least partially separately from the mounting plate. In addition, the mounting plate has a first side configured to face the structure of the vehicle and a second side configured to face the silencer. The mounting assembly also includes at least one exhauster mounting feature configured to couple the mounting plate to the exhauster. Furthermore, the mounting assembly includes a silencer mounting feature configured to couple the silencer to the mounting plate.

Abstract: An adhesive layered backflow preventer laminate, for use in impeding airflow from flowing in a backflow direction through the backflow preventer and a corresponding cooling fan, includes a thin front support layer adhered to a thin backflow flap layer, having a plurality of backflow flaps, which is adhered to a thin rear support layer. Each of the structural layers is adhered to the adjacent structural layer using a respective double-sided adhesive layer, by way of a manufacturing process that avoids the use of costly injection molded parts and machined plastic parts and metal components such as springs and hinges.

Abstract: An arrangement for fastening a tailpipe cover to a tailpipe is disclosed. The arrangement has a tailpipe cover, a tailpipe and a bracket. The bracket is arranged on the tailpipe cover. The tailpipe cover can be latched here to the tailpipe at a tailpipe projection, which is arranged on the tailpipe, by the bracket being deflected laterally in the circumferential direction of the tailpipe cover.

Abstract: A pressure relief assembly includes a pressure relief device including a housing that defines at least one air passage chamber, and at least one flap secured within the air passage chamber(s). The pressure relief device is configured to securely couple to a component. A cover is secured to the pressure relief device. At least one impact-absorbing bumper is disposed between the pressure relief device and the cover. The impact-absorbing bumper(s) is configured to dampen impact energy and undesirable noise.

Abstract: In a vehicle, a first gas sensor detects a hydrogen gas concentration of a vehicle interior front zone. Air-conditioning corresponding to an operation of a suction air switching button or the like is performed until the hydrogen gas concentration of the vehicle interior front zone reaches a predetermined second reference concentration, and any one of interior air mode switching control of an interior/exterior air switching mechanism and stop control of a blower is performed regardless of the operation of the suction air switching button or the like when the hydrogen gas concentration reaches the second predetermined reference concentration.

Abstract: An air outlet for ventilating the interior of a motor vehicle is provided. The air outlet is fluidly connected with a module of a heating, ventilating and/or air conditioning system. The air outlet includes a linkage region having an opening. An insulating structure is held in the linkage region with the air outlet in a fluidically-connected state. A retainer is configured to fix the insulating structure on the air outlet in the linkage region.

Abstract: A ventilation device has a frame (12) made of a first material component, and a non-return flap element (14) made of a second material component, wherein the first material component is harder than the second material component. The non-return flap element (14) includes a movable non-return flap (18), which is arranged such that it exclusively rests against the non-return flap element (14) or the ventilation device (10) is mountable on a vehicle component (28), wherein that part of the ventilation device (10) which engages the vehicle component (28) is part of the non-return flap element (14).

Abstract: A register for air-conditioning includes a tubular register having an air passage and a blowoff opening and register fins 2 for regulating the wind direction of conditioned air blowing out from the blowoff opening. The register fin 2 includes a plate-like fin main body 3 and a pair of plate-like fin covers 4 and 5 assembled so as to sandwich the fin main body 3 from both sides of the fin main body 3 with the end face of the fin main body 3 on the vehicle cabin side being exposed. The fin main body 3 is provided with a plurality of engaging holes 31. The fin covers 4 and 5 are provided, at the positions corresponding to the engaging holes 31, with a plurality of engaging claws (41) and 51 protruding in the thickness direction from the surfaces facing the fin main body 3. The fin main body 3 and the fin covers 4 and 5 are assembled by engaging the engaging holes 31 with the engaging claws (41) and 51.

Abstract: An exhauster baffle is provided that may be used to prohibit fluid flow through a cavity except when a pressure on one side of the exhauster baffle is greater than a pressure on another side of the exhauster baffle. The exhauster baffle includes a body portion defining an opening, a sealer disposed on the body portion, and a flap disposed over the opening for regulating fluid flow through the opening. In one embodiment, the flap exposes the opening of the body portion to allow fluid to flow through the cavity when the pressure on one side of the exhauster baffle greater than the pressure on another side of the baffle to equalize pressure.

Abstract: An insert (10) for an opening in a base (20) includes a housing (12) having a peripheral side wall (18) defining an interior space (24). The peripheral side wall (18) includes at least one latch member (90) having a latching position. The latch member (90) engages the base (20) to secure the housing (12) in the opening when the latch member (90) is in the latching position. The housing (12) is inserted into the opening in a first direction (A) to engage the latch member (90) with the base (20). At least one indicator (100) shows when the at least one latch member (90) is in the latching position. The indicator (100) is visible in the first direction (A) when the insert (10) is in the opening in the base (20).

Abstract: An apparatus (10 or 10a) for use in venting a compartment of a vehicle includes valve elements (14 and 16 or 14a and 16a). A biasing spring (130 or 130a) is effective to urge one of the valve elements toward a closed condition. A spring connection (134 or 236) is effective to transmit torque urging the one valve element (16 or 16a) toward a closed condition. Another valve element (14) may overlie the one valve element (16). Alternatively, the valve elements (14a and 16a) may be spaced from each other.

Abstract: An air extractor optimized for reducing closing efforts when closing a vehicle door is provided. The air extractor includes one or more openings that allow air flow between the passenger compartment of the vehicle and the vehicle exterior. The air extractor also includes a closure member that is movable between an open and closed position, wherein the open position allows air flow through the one or more openings and the closed position inhibits air flow through the one or more openings. The air extractor further includes an actuator that moves the closure member to the open position when one or more vehicle doors are opened and subsequently moves the closure member to the closed position once all doors have been closed.

Abstract: A valve includes a housing and vane that is movable to a predetermined position. An actuator mechanically couples to the movable vane. The actuator is a wire device fabricated from shape memory alloy which, when activated, urges the movable vane toward the predetermined position. A power supply is configured to activate the actuator in response to an activation command and an indication that the movable vane is not in the predetermined position.

Abstract: A vent assembly is disposed within an interior space of a vehicle for opening and closing fluid communication between the interior space and an exterior of the vehicle. The vent assembly includes a housing defining a plurality of openings and a plurality of vanes disposed in the openings. An actuator mechanism moves the vanes between an open position and a closed position, and includes a shaped memory alloy (SMA) member for actuating the vanes between the open and closed positions. The SMA member is activated when a hatch of the vehicle is open to move the vanes into the open position and thereby open fluid communication between the interior space and the exterior to alleviate excessive air pressure buildup during closure of the hatch.

Abstract: A vent member (1) includes a support body (2) provided with a through-hole (3), a permeable membrane (6) closing the through-hole (3) in the support body (2), and a cover part (10) covering the permeable membrane (6). A ventilation hole (10a) is made in a ceiling portion (11) of the cover part (10) and a notch (10b) is made in a side wall portion (12) thereof. These ventilation hole (10a) and notch (10b) function as a passage for ventilation between the interior and the exterior of the cover part (10). The ventilation hole (10a) establishes a positional relation that it does not overlap a permeable region of the permeable membrane (6) in the axial direction. Further, the side wall portion (12) extends to the lower side in the axial direction below a position at which the permeable membrane (6) is disposed, and the permeable membrane (6) is protected entirely along a circumferential direction by the side wall portion (12).

Abstract: A one-way vent for installation in a panel aperture is described. The vent includes a frame made of a first material, and valve and seal members both made of a second material, which has a lower stiffness than the first material. The frame includes an outer wall for engaging a perimeter of the aperture, and a valve seat extending inwardly from the outer wall. The valve seat defines an opening through the frame. The valve member includes a flap support fixed against a portion of the valve seat, and a valve flap flexibly coupled to the flap support. The valve flap is moveable between a closed position resting on the valve seat to cover the opening, and an open position elevated from the valve seat to uncover the opening. The seal member is fixed against the outer wall of the frame and extends outwardly from the outer wall.

Abstract: The invention relates to an air outlet device (1) that includes a first blade (4), extending longitudinally and being rotatable around a longitudinal axis (A), and at least one second blade (6), extending transversely and being rotatable around a transverse axis (B), the device comprising an actuator (8) connected to the first (4) and to the second blade (6) and being rotatably secured to the first blade (4) and being translatably mobile on said first blade (4). The first blade (4) includes at least one projection (38) extending transversely from a longitudinal surface (22) of the first blade (4), the actuator (8) comprising an opposite projection (40) that extends transversely opposite said longitudinal surface (22) such that the projection (38) pushes the opposite projection (40) when the actuator (8) is translatably moved.

Abstract: A vehicle ventilation module for allowing air to exhaust from the inside of a vehicle compartment, comprising a carrier element to be mounted to the vehicle, the carrier element comprising: at least one vent opening for allowing air to exhaust from the inside of a vehicle compartment when the vehicle ventilation module is mounted to the vehicle; at least one flap being pivotable about a swivel axis at the carry er element between a close position and an open position, wherein the vent opening is covered by the flap in the close position and is at least partially uncovered by the flap in the open position so that air may flow through the vent opening; and an actuating mechanism coupled to the flap for pivoting the flap about its swivel axis from the close position to the open position. The actuating mechanism is actuated to pivot the flap to the open position by a current applied to the actuating mechanism.

Abstract: An air conditioning system that includes a casing that has a flow channel connected to an inside of a vehicle to supply or discharge air. A motor is mounted on one side of the casing to generate a normal direction torque and a reverse direction torque and a first fan is disposed on one side of the flow channel to be connected to an output shaft of the motor and to be rotated. A second fan is disposed on one side of the first fan to be fixedly mounted in the shaft and to be rotated. Additionally, a variable connecting unit that connects the first fan to the shaft of the motor is rotated when the motor is rotated in a normal direction and has a torque of the shaft of the motor not to be transmitted to the first fan when the motor is rotated in a reverse direction.

Abstract: A cab includes a driver's seat for an operator to sit and an air conditioner in its internal space. A floor plate forming the floor includes a tapered portion on a front side with respect to an operator sitting on the driver's seat and a rectangular portion on a rear side with respect to the operator as seen in a plan view, and the tapered portion is in a tapered trapezoidal shape having two parallel sides and a dimension in a width direction decreasing frontward. A through hole is formed in the floor plate of a region of the tapered portion and connects the internal space of the cab and an external space of the cab to each other. Accordingly, the pressure in the cab can effectively be reduced.

Abstract: A pressure relief valve includes a housing and vane that is movable to one of an open position and a closed position. A linear actuator mechanically couples between the movable vane and the housing. The linear actuator is a wire device fabricated from a shape memory alloy. An actuable latching system is configured to retain the movable vane in one of the open position and the closed position for an indeterminate time period.

Abstract: A compartment cooling system includes a housing defining a substantially enclosed compartment, a flow of heated gas, a nozzle, and multiple tabs. The housing has an air inlet and an air outlet stack defining a flow path. The nozzle directs the flow of heated gas substantially in the flow path direction. The nozzle has an outlet end with a predefined shape. The multiple tabs are adjacent to and spaced about the outlet end. Each tab has a side adjacent the outlet end, and at least three sides in the flow of heated gas. The sides in the flow of heated gas form at least two corners.

Abstract: A pressure relief valve for relieving air pressure from an automotive vehicle interior. The pressure relief valve mounts on a valve mounting location that surrounds a body opening and includes flexible interleaved flaps and a securing mechanism. The flaps cover the body opening, with each of the flaps being generally triangular in shape and having an outer end adjacent to the valve mounting location and a pair of sides extending from the outer end inward to an inner corner, with the inner corners meeting to form a peak. The interleaved flaps form a generally pyramidal-shape that angles away from the automotive vehicle interior as the interleaved flaps extend inward from the outer ends toward the peak. The securing mechanism is secured to the radially outer ends of the flaps and to the valve mounting location.

Abstract: An air filter assembly of a blower for a vehicle may include an air filter casing installed in an intake duct having an outdoor air intake port communicating with the outdoor of the vehicle, an indoor air intake port communicating with the indoor of the vehicle, and a subsidiary indoor air intake port communicating with the indoor of the vehicle, wherein the subsidiary indoor air intake port is provided in the air filter casing. an air filter received in the air filter casing and purifying indoor air or outdoor air supplied into the intake duct, and an air guide integrated with an end of the air filter and selectively opening or closing the subsidiary indoor air intake port so as to guide a predetermined amount of indoor air into the intake duct during an outdoor air inlet mode.

Abstract: An air extractor assembly for an automotive vehicle is disclosed which has first and second air extractor valves mounted in a body panel. The first air extractor valve opens when pressure within the passenger compartment at a first pressure differential and the second air extractor valve opens at a second higher pressure differential. The second flap has a weight, which by virtue of gravity, resists opening. The weight can be a magnetic strip that is attracted to a ferrometallic and/or magnetic strip applied around the second aperture. By providing air extractor valves which open at different pressure differences, only the first air extractor valve opens when the pressure difference is in a lower range thereby limiting noise transmission into the passenger compartment. When a car door is shut and/or the climate control system is operating at maximum, the pressure difference is greater causing both extractor valves to open.

Abstract: An integrally molded plastic part has a main body with an opening, and a door connected to the main body via an integral hinge and snapping into a closed position closing the opening. The door, at each of its two sides extending away from the hinge, includes a stopping surface via which the door, in its closed position, abuts against a supporting surface of the main body, and a snap-in hook protruding from the stopping surface and comprising a retaining surface which engages behind an edge of a flange confining the supporting surface. A distance between the two retaining surfaces as compared to a distance between the flanges confining the two supporting surfaces decreases with increasing distance to the hinge, whereas distances between the retaining and stopping surfaces as compared to distances between the edges of the flanges and the supporting surfaces increase with increasing distance to the hinge.

Abstract: One or more valves may be employed in a pressure relief vent of a vehicle. The valves may have asymmetrical closing characteristics of differing pressuring inducing closing characteristics or both in order to reduce the peak noise generated as the valves are closing.

Abstract: An HVAC assembly for a vehicle is provided that does not require an outward protruding structure so as to form a console vent duct, thus achieving a more compact design, improving a mounting ability on the vehicle, improving a manipulation feeling when selecting each outlet for discharging air, and enhancing sealability between the respective outlets, therefore eventually significantly improving marketability of the vehicle.

Abstract: An air extractor assembly for an automotive vehicle includes a diaphragm seat attached to a panel of the vehicle's interior, a diaphragm movable between a closed position and an open position with respect to the diaphragm seat, and a position controller that regulates movement of the diaphragm. The position controller may be any one of a variety of linear movers and may be selected from the group consisting of a solenoid, a motor, a vacuum, and a plunger. The diaphragm includes a resilient member so that when the diaphragm is in its closed position a tight seal is formed between the diaphragm seat and the diaphragm. The position controller is by any one of a variety of several regulating mechanisms operating alone or in combination. The regulating mechanism include but are not limited to the vehicle HVAC system, an oxygen sensor, door latches, and a humidity sensor.

Abstract: A ventilation device (10), in particular for a vehicle interior, has a frame (12) which includes at least one opening (16), and at least one non-return flap (20), the non-return flap (20) having at least one recess (26) provided thereon through which a holding member (22) provided on the frame (12) extends, and the non-return flap (20), depending on the active pressure differential, being movably adjustable on the holding member (22) between a closed position, in which the non-return flap (20) rests against the frame (12) and closes the at least one opening (16) of the frame (12), and an open position. The holding member (22) is deformable between a mounting position, in which the non-return flap (20) can be mounted to the holding member (22), and a locked position, in which the non-return flap (20) can not be dismounted.

Abstract: An active pressure relief valve adapted for selectively regulating a condition within an interior compartment generally includes a housing fluidly coupling the compartment to an external environment and defining an opening, an actuator including an active material element operable to effect movement of a flap relative to the opening, a load limit protector coupled to and configured to present a secondary output path for the element, when the flap is unable to move, and/or a latching mechanism coupled to, and configured to engage the flap, so as to retain the flap in a modified condition.

Abstract: A passenger vehicle comprises a passenger compartment with an interior space. An HVAC system conditions fresh air from outside the vehicle, wherein the HVAC system includes a main blower for delivering conditioned air to the interior space. An air extractor valve is fluidically coupled between the interior space and the outside, wherein the air extractor valve opens in response to a higher pressure in the interior space than an outside pressure. The air extractor valve substantially blocks air flow from the outside to the interior space. A supplemental blower is integrated with the air extractor valve for directing an exhaust flow from the interior to the outside, wherein the supplemental blower is activated as a function of the main blower. Alternatively, the supplemental blower is activated in response to a door being opened, enhancing the ability of the extractor to reduce door closing effort.

Abstract: A baffle (10) for a venting valve for reducing the admission of sound into the interior in particular of a motor vehicle, including at least one air guiding channel (16, 18, 20, 22) having a labyrinth geometry.

Abstract: Embodiments of the present invention provide a pressure relief assembly that may include a main housing having an air passage chamber, and a flapper positioned on or within the air passage chamber. The flapper includes a membrane flap and a stabilizing member extending toward a center of the membrane flap. The stabilizing member prevents the center of said membrane flap from flapping open, but allows outer free edges of the membrane flap to open when air flow at a particular pressure is exerted into said membrane flap from an opening direction.

Abstract: The present invention generally relates to vehicle based climate regulation systems. Specifically, this invention relates to an apparatus for extending and directing the flow of air-conditioning or heat within a vehicle by way of providing a connector and a detachable extension operable with a preexisting vehicle climate regulation system.

Abstract: A back-air blocking device to ventilate a motor vehicle's inside space includes a frame or housing made of a first plastic, and a valve flap, made of flexible material, connected in one zone to the frame and in other zones resting against a sealing surface of said frame when the flap is in its rest position. The flap detaches off the sealing surface when subjected to a pressure differential. The valve flap is a thin plate made of a closed-pore, foamed material.

Abstract: An air outlet for ventilating the interior of a motor vehicle is provided. The air outlet is fluidly connected with a module of a heating, ventilating and/or air conditioning system. The air outlet includes a linkage region having an opening. An insulating structure is held in the linkage region with the air outlet in a fluidically-connected state. A retainer is configured to fix the insulating structure on the air outlet in the linkage region.

Abstract: A pressure relief valve including a housing that mounts in an aperture in a panel. The housing has a side wall defining an air flow passage. The side wall has a first side wall section at least partially defining the air flow passage. The first side wall section extends at an angle to the panel when the housing is mounted in the aperture in the panel. The first side wall section has an opening extending through the first side wall section. A valve element extends from the first side wall section. The valve element has a closed condition preventing air flow through the opening in the first side wall section and an open condition permitting air flow through the opening in the first side wall section. A louver assembly may be mounted in the aperture in the panel. The louver assembly has at least one louver that directs foreign matter and sound away from the valve element when the valve element is in the closed condition.

Abstract: The present invention provides a cost effective and efficient air circulation system for a rotomolded vehicle body, comprising: at least one inlet vent disposed at the lower front of the rotomolded body assembly for receiving the air; an outlet vents comprising at least one venting vane disposed at floor of the rotomolded body assembly for receiving the air from inlet vent and disposing the air to underside of the floor for cooling of the power train system located beneath the floor. A roof of the rotomolded body assembly receiving the air from inlet vents and disposing in the void of the rotomolded body assembly for cooling the passenger area, wherein the air is forced-in from inlet vents and forced-out through the outlet vents. A high volumetric throughput pressure is maintained between inlet and outlet vents comprising the said venting vane due to position thereof.

Abstract: Air guiding devices are provided in the front end of a vehicle in proximity to the front wheels. Each air guiding device has a laterally arranged air guiding duct with an air inlet opening for guiding radiator fresh air to a radiator and an outlet opening downstream behind the radiator unit for supplying the radiator outlet air to a wheel house. A closure element is arranged in the air outlet opening of the air guiding duct. The closure element is arranged transversely in the vehicle and has adjustable flaps. A separate flow duct is oriented in the longitudinal direction of the vehicle. The separate flow duct has an air entry opening arranged in the transverse plane of the closure element and an air exit opening directed toward a brake disk of a braking system in the front wheel of the vehicle.

Abstract: This device includes at least one peripheral wall (2, 6, 8) forming an air duct (4) and at least one first fin (10) rotatably mobile around a substantially longitudinal axis (A), at least one second fin (12) rotatably mobile around a substantially transverse axis (B), and at least one deflector (18) extending upstream of the second fin (12) and being rotatably mobile around a substantially transverse axis (C), the downstream end portion (20) of the deflector (18) being fastened to the upstream end portion (22) of the second fin (12) via a hinge (24). The axis of rotation (C) of the deflector (18) is mounted in at least one slot (28) of the peripheral wall (2, 6, 8), the slot (26) extending along a path at least partially not parallel to the upstream-downstream direction of the air duct (4).

Abstract: The exhaust system is for removing malodor flatulence air expelled by a person sitting in a seat. The gas sensor and the control module are provided in the form an integral unit removably mounted to a manifold incorporated in or under the seat. The gas sensor is removably mounted either to the side wall or at a bottom portion of the manifold. A sensor fan is provided close to the intake opening of the manifold for drawing the flatulence air into the system as soon as it is expelled by the person.