Abstract: A vehicle (1) having a sound-radiating element (10) for emitting sound waves into a passenger compartment (2) and having an air duct (6) for the air conditioning of the passenger compartment (2), the air duct (6) having an air duct inner wall (7) facing the passenger compartment (2). To reduce the installation space for the sound-radiating element and to simplify the assembly, the sound-radiating element (10) has the air duct inner wall (7) and an oscillation exciter (9) arranged on the air duct inner wall (7), for exciting oscillation of the air duct inner wall (7).

Abstract: In a connecting structure of an air duct of a vehicular air conditioning unit, an end of the air duct is engaged with an air conditioning case when an instrument panel is mounted on a vehicle body with the air duct. Therefore, a sealing member such as packing is not required between the connecting portions of the end of the air duct and an air outlet port of the case.

Abstract: The invention relates to a device for delivering ventilation air to the front of the cabin (6) of a motor vehicle, this ventilation air being delivered by a delivery box (11) of a heating, ventilation and/or air-conditioning unit, said device comprising at least one ventilation pipe (9) supplying at least one air vent (16a, 16b, 17a, 17b) provided in the dashboard (1), said ventilation pipe (9) being formed in a delivery module (8) which runs transversely under the upper face (2) of the dashboard (1), and splitting downstream in the direction of flow of the ventilation air into at least one “gentle” ventilation pipe (13) which opens onto the, upper face (2) of the dashboard (1) via ventilation orifices (14) of large cross section and into at least one “forced” ventilation pipe (15) which supplies at least one air vent (16a, 16b, 17a, 17b) of small cross section arranged on the dashboard (1) facing the cabin (6).

Abstract: A device for diffusing a stream of air F inside a passenger compartment, in particular that of a motor vehicle, including an air supply area, whereof at least one part of its diffusion is effected through a porous panel, constituting, in particular, at least one portion of a dashboard, a door panel or a roof, and allowing said stream of air F to flow freely simultaneously in all spatial directions, wherein a filtering member is interposed between the air supply area and the porous panel.

Abstract: In a vehicle air conditioner controls the air-conditioning, a face duct is branched off to lead the conditioned air to a diffuse ventilation blow-out port. A mode door is activated to select a blow-out mode from a face mode, a diffuse ventilation mode and a face-diffuse mode based on a target blowing temperature TAO. The face mode is preferably selected when the local cooling is required. The face-diffuse mode is preferably selected when the rapid cooling is required. The diffuse ventilation mode is preferably selected when the moderate cooling is required.

Abstract: In an apparatus for distributing air flowing along a first path, the first path splits into second and third paths, so that both the second and third paths diverge from the first path. The second and third paths are at an angle of less than 180° to one another. A first door, is across the second path; and a second door, is across the third path. A common operating device rotates both doors, such that air is able to flow from the first path into the second and third paths, the flow being dependent on the position of rotation of the doors.

Abstract: A heating and/or air-conditioning installation has a de-icing outlet with a de-icing opening adjoining a window, an air-diffusion element with a low output per unit surface area, and an air-distributing element. The air-distributing element has at least a first and a second position. In the first position it blocks the air-diffusion element to ensure de-icing of the window. In the second, it partially blocks the de-icing region so that the output per unit surface area via the de-icing region corresponds to diffusion at a low output per unit surface area, such that the de-icing region and the air-diffusion element provide air diffusion at a low output per unit surface area and their air flows mix.

Abstract: The invention relates to a device for diffusing a stream of air F inside a passenger compartment, in particular that of a motor vehicle, including an air supply area (2, 2A), whereof at least one part of its diffusion is effected through a porous panel (3, 3A), constituting, in particular, at least one portion of a dashboard (4, 4A), a door panel or a roof, and allowing said stream of air F to flow freely simultaneously in all spatial directions, characterized in that a filtering member (5, 5A) is interposed between the air supply area (2, 2A) and the porous panel (3, 3A).

Abstract: A vehicle air conditioning flow apparatus is constructed of a heat exchanger that heats and cools air that is directed along an air flow path ultimately directed through openings and at vehicle occupants. The air passes through a face outlet having shaft mounted doors that open and close the face outlet to direct air at an occupant's head and a foot outlet having shaft mounted doors to direct air at an occupant's feet. Furthermore, a case has the face outlet and the foot outlet formed in it while a face door has a peripheral plate that opens and closes the face outlet. The face door has a connection plate that connects the peripheral plate and the shaft. The peripheral plate may have a length extending from a point of rotation to allow the face outlet to close within a range of positions.

Abstract: An air-conditioning case of an air-conditioning unit forms air passages therein. A film member is reciprocably supported in the case and has free ends. Reinforcing members are secured to the lower end of the film member. A drive force for reciprocating the film member is applied to the film member from a motor through a drive shaft and drive gears, which are attached to the drive shaft, to open and close the air passages with the film member. When the film member is moved upwardly, the reinforcing members abut against positioning portions of the case to position the film member at a predetermined position.

Abstract: A multi-zone temperature control system for an HVAC air-handling assembly in a climate control system on a vehicle includes a cold air supply duct and a hot air supply duct operatively coupled to the cold air supply duct. The multi-zone temperature control system also includes a rear air duct operatively coupled to the hot air supply duct and a temperature blend door disposed within the hot air supply duct to adjust a temperature of air flowing through the rear air duct into the vehicle.

Abstract: An automatic airflow system for a vehicle interior is provided according to the present invention whereby air is automatically directed to the regions of the interior passenger compartment where occupants are seated. This is accomplished generally by including occupant sensing devices within the vehicle interior. When the sensing devices detects the presence of a body, a closing means such as a door behind appropriate air outlet members is opened thereby allowing air to flow through these outlet members and into the vehicle interior where one or more occupants are seated.

Abstract: A central console for a vehicle having a ventilated storage compartment which is connected via at least one air inlet to at least one air duct in order to ventilate the vehicle rear, and having a control device for opening and closing the one air inlet. For the purpose of ventilating the storage compartment without adversely affecting the cross section of the air duct which continues in order to ventilate the rear, at least one air duct runs laterally past the storage compartment, and the air inlet is arranged in the front end wall of the storage compartment and the air duct is widened in that duct section which is mounted upstream of the air inlet.

Abstract: Steering wheel having a steering wheel rim which is hollow at least in some places and has ventilation openings for stabilizing the temperature of the steering rim. In the region of the at least one cavity, the steering wheel rim has a holder for fixing a fan module which sucks in environmental air and passes it into the cavity.

Abstract: A heating, ventilation and/or air-conditioning device includes an air-distribution channel having a downstream end, and an air-diffusion element at the downstream end. The air-diffusion element includes a support with through-apertures, covered on at least one of its faces with a material, having an air resistance lying between 10 N.s.m−3 and 180 N.s.m−3.

Abstract: In an air passage switching device using a film-type sliding door for an air-conditioning unit for a vehicle. A grid member is provided in an air passage to extend parallel with the sliding direction of a sliding door and divide an opening of the air passage into a plurality of smaller openings. The sliding door has a film member, a door plate supporting the film member, and elastic pressing means for pressing the film member against edge seal faces of the air passage. A grill spacing between the door plate and the end face of the grid member, is larger than an edge seal face spacing between the door plate and the edge seal faces.

Abstract: A ventilating device for vehicles with a housing has at least one air outlet for mounting an air guide part and at least one louvered shutter for metering the quantity of air flowing out through the at least one air outlet. The air outlet has a frame that is circumferential and sealed off from the housing and a plurality of shutter strips pivotably secured in the frame. To simplify the design of the ventilating device and reduce the assembly time, the louvered shutter is pushed into the air inlet and the shutter frame is provided on its outer end pointing away from the housing with a circumferential internal rib, said rib, together with an external rib that is circumferential and concentric relative to the housing, forming a circumferential U-profile for inserting a seal that fits over the edge of the end of the air guide part.

Abstract: The invention relates to a tongue connection, in particular for fixing an air vent on a wall in a passenger compartment, on a basic body which is to be arranged in a releasable manner on a border of a wall opening by way of at least two tongues which project from the basic body, the tongues engaging, along the opening border, in the opening and restricting movement of the body in the direction of the opening plane. There is provided on at least one tongue a (radial) protrusion which projects outward in the direction of the opening border, cuts into the opening border when the basic body is installed on the wall, and prevents movement of the basic body in the opening plane by producing a form fit in relation to the opening border.

Abstract: An instrument panel for vehicles, in particular automobiles, which is fitted to allow circulation of an air flow for ventilation, heating and/or air conditioning of the passenger compartment of the vehicle. The instrument panel has at least one cross strut which serves to strengthen the resistance of the vehicle to lateral shocks. This strut is tubular so as to form at least a conduit for air flow. The cross strut is fitted with openings so as to allow the distribution of air in the passenger compartment. The cross strut is visible in the passenger compartment.

Abstract: A ventilation nozzle for vehicles has a main duct and a secondary duct branching off therefrom. The ducts lead into two mutually separated blow-out openings and have controllable air adjusting devices. These adjusting devices are arranged in the area of the secondary duct branch off. Each adjusting device is assigned to one of the ducts, respectively, for adjusting the air quantities flowing to the blow-out openings. To provide an individually adjustable indirect air flow by way of the blow-out opening of the secondary duct, the adjusting device assigned to the secondary duct is constructed as an air flap which provides an air siphoning function from the main duct. A separate control element is assigned to each adjusting device for its adjustment.

Abstract: An air vent assembly for directing airflow includes a housing having an inlet and an outlet. The air vent assembly further includes a first plurality of vanes, each of said first plurality of vanes rotatably secured to the housing. A first link member is rotatably secured to each of the first plurality of vanes such that rotation of one of the plurality of first vanes rotates each of the first vanes. The air vent assembly further includes a second plurality of vanes, each second vane is rotatably secured to the housing. A second link member is rotatably secured to each of the plurality of second vanes such that rotation of one of the plurality of second vanes rotates each of the plurality of second vanes. Each of the first vanes rotates about one of a first set of parallel axes and each of the second vanes rotates about one of a second set of parallel axes. The first set of axes is coplanar with, and nonparallel to, and the second set of axes.

Abstract: Disclosed is a ceiling grille for an air conditioner of a recreational vehicle. A center grille part is disposed on a lower surface of the ceiling grille for discharging cooled air in a vertical downward direction. The center grille part has a first center opening. A closure member is arranged above the center grille part for opening and closing the center grille part while being moved up and down. The closure member has a second center opening aligned with the first center opening and a cam part placed around the second center opening. A guide section guides upward and downward movements of the closure member. A spring is intervened between the center grille part and the closure member for biasing upward the closure member. A knob is rotatably fitted into the first and second center openings. A cap member is coupled to the knob to be integrally rotated therewith.

Abstract: A pilot valve mounting system for lift arm control of a work machine having an operator's cab compartment includes a shroud for the pilot valve mounting. Utilizing the pilot valve mounting system as a hot air duct for bringing hot air to the machine operator's feet and the machine windshield reduces the need for additional components and maximizes usage of space within the operator's cab compartment. A cab heater motor/blower exhausts heated air into the pilot valve mounting shroud whereby the hot air is delivered through directionally movable louvered grills into the operator's cab compartment to direct the heated air where desired.

Abstract: There is described a fresh air nozzle device (10) for the passenger compartment of a vehicle, having a closure flap (20) and an actuating element (60) connected to the closure flap (20). The closure flap (20) is displaceable about a spindle (22) in the housing (12) between a closure position and an open position. At the outlet side the housing (12) has a circular opening edge (18) at which there is rotatably provided an actuating ring (28) forming the actuating element (60). The actuating ring (28) is provided with an arcuately curved toothed rack element (38) which extends along a peripheral portion of the actuating ring (28). The toothed rack element (38) meshes with a drive gear (44) of a gear transmission (46) which is provided on the housing (12) and which is provided with resiliently yielding spoke elements (52). The gear transmission (46) has a driven gear (58) which is connected to the spindle (22) of the closure flap (20).

Abstract: An air conditioning for a passenger compartment of a vehicle having at least one air flow conduit and a diffuser communicating with the conduit. The conduit is in non-co-linear relation with the diffuser. The diffuser is capable of channelling air toward the passenger compartment. The conduit is formed of a material capable of deformable contact with the diffuser. The diffuser has an element for transversely closing off the conduit. The contours of the diffuser mate with the walls of the conduit by deforming the contours to ensure a tightness of the closure.

Abstract: A ventilation system for a vehicle to pressurize the cargo area of the vehicle including a duct mounted adjacent the top wall of the vehicle cab with a first end in flow communication with an opening in the front wall of the vehicle, and a second end in flow communication with the cargo area of the vehicle. An adjustable damper is disposed within the duct adjacent the first end. The damper is adjustable between a closed position and an opened position to adjust the amount of air flow through the duct. The center portion of the duct includes a plurality of apertures to direct a portion of the air flowing through the duct into the cab. The lower wall of the center portion includes a plurality of diagonal channels to collect water and direct it to a drain adjacent the first end of the duct. A fan is mounted within the duct to provide air flow into the cargo area when the vehicle is not moving. A filter is also mounted within the duct to prevent dust and particulate matter from entering the cargo area.

Abstract: A heating or air conditioning unit for the interior of vehicles with air outlets, which are disposed in the center plane of the interior of the vehicle, particularly in the dashboard and which include at least one centrally disposed center vent and two side vents, and with a control unit with adjusting elements for influencing the air emerging from the air outlets is provided. For the purpose of adjusting the division of air between the at least one center vent and the two side vents in the driver's side and the front seat passenger's side of the interior of the vehicle from the driver's seat, two air ducts, each leading to one of the side vents, branch off from the air duct leading to the at least one center vent and, at each branching site, an air splitter is disposed, which is controlled from an air distribution adjusting element, which is disposed in a control panel of the control unit, which is usually placed centrally in the dashboard in the interior of the vehicle.

Abstract: A device for diverting air flow upward from an air outlet of an air conditioning system to prevent impingement of cold air on vehicle occupants contains an air foil that changes the direction of air exiting the air outlet from horizontal to vertical. The air foil has a bottom portion with connecting hooks that engage the sides of the air outlet to hold the air foil in position, and has a top potion with connecting hooks that engage the top of the air outlet to hold the air foil in position. A spring biases the top hooks upward toward the top of the air outlet.

Abstract: An operating element in a motor vehicle having a hollow gripping section which can be gripped by an occupant, is arranged above the leg space of the motor vehicle and is provided in a ventilatable manner with air outlet openings to which air is guided through an air guiding duct which flows through air outlet openings into the occupant compartment. The air guiding duct starts in the leg space of the occupant compartment, and, from the gripping section heated by the effect of the sun, warmer air can flow off through the air outlet openings into the occupant compartment. By way of the air guiding duct, cooler air from the leg space is taken into the gripping suction.

Abstract: A device for circulating an air flow in the passenger compartment of a vehicle including a supply zone for the air, a panel having an emission zone and a recession in the opening of the supply zone. The panel fitted to allow an open circulation of the flow at the same time in all directions in space. The recess is below the emission zone and fitted to allow the distribution of the flow simultaneously over the entire emission zone.

Abstract: A vehicle air outlet having an outlet bell, an upstream intruder member, a control shaft secured to the upstream intruder member, and a ball and socket device for mounting the control shaft to the outlet bell. In a preferred embodiment a portion of the control shaft is made to serve as a housing having a fixed hemispherically shaped bearing seat which is integrally formed therein at the closed end of the housing and a slot is formed in the housing to allow the ball supporting struts to extend outwardly from proximate the axial center of the outlet. A spring loaded bearing seat forming a second hemispherical and floating portion of the socket is guided by the housing into engagement with and to capture the is ball in the socket and a closure cap retains the compression spring in position. In a preferred embodiment, a long compression spring is used. This is advantageous over a short spring element where minor changes in compressed length can cause relatively high changes in spring force.

Abstract: In a vehicle, a self-retracting and extensible air duct in combination with an air distribution system and a nozzle for allowing the use of a treated air-stream at remote locations with a vehicle's interior. Heated air can be used to dry objects such as boots and clothing, or an occupant's hair. Cooled air can be directed directly on an object or in a specific area such as where the sun may be shining in. A connection is made to a vehicle's existing air distribution system with an air duct connecting the system with a receptacle in either the dashboard or the center console. Inside the receptacle is an air conduit storage area and a receiving area where the air conduit and nozzle are stored when not in use. The air conduit is spring loaded in that it will expand from the storage area when the nozzle is released from its receiving area to a natural length and then can be stretched to a greater length for use. The conduit will contract to its natural length to aid in returning it to its stored condition.

Abstract: A grill assembly comprising an anchor member adapted to fit in a duct around the periphery of a duct opening. Tie members may be slidably attached to the anchor member so that it projects outwardly from the anchor member for receiving a frame. A damper and cover may be subsequently attached to the frame.

Abstract: A cross car support structure of an instrument panel assembly is provided for attachment to the vehicle side structure. The cross car support structure includes a one-piece, integrally molded beam preferably made entirely of plastic, the plastic beam having first and second opposing ends connected to the vehicle side structure. In addition, the beam includes a plurality of laterally extending, upwardly opening, U-shaped duct channels having upwardly facing edges. The cross car support further includes an instrument panel cover including a substrate layer having a bottom surface. The bottom surface of the substrate layer of the instrument panel cover is continuously secured to the upwardly facing edges of the beam so that the continuously secured instrument panel cover interconnects the upwardly facing edges and stiffens the beam such that the beam and the continuously secured instrument panel cover cooperatively provide the entire cross car support structure for the instrument panel assembly.

Abstract: A system is provided for the diffuse ventilation of a vehicle interior in a dashboard area which, for avoiding manufacturing problems and for the purpose of an advantageous mounting, has an insert which is composed of a top and bottom part and which is inserted into the dashboard flush with its top side. In the bottom part, a plurality of separate channels are formed which extend in parallel to one another, are open toward the top, extend in the longitudinal direction of the insert and are covered directly by the top part.

Abstract: An operating knob-mounting structure in an air-conditioner for vehicle includes a support shaft provided on an equipment and an operating knob having a boss provided with an axial hole formed therethrough, the operating knob being rotatable and supported on the supported shaft fitted in the axial hole. The support shaft has an engagement portion formed thereon and engageable with an outer end face of the boss of the operating knob. The axial hole of the boss has an insertion recess formed in a periphery thereof and allowing the engagement portion to pass therethrough in a direction of an axis of the support shaft when the operating knob is mounted on said support shaft.

Abstract: An air-distributor box for a heating/air-conditioning system of motor vehicles has a first air-outflow orifice for the connection of a lateral nozzle and a second air-outflow orifice, arranged below the first air-outflow orifice, for ventilating the foot space as well as an air flap controlling the air stream to the second air-outflow orifice. In order to avoid the lateral nozzle having to be additionally throttled by hand from outside by the driver or front-seat passenger with the air flap opened for ventilating the foot space to a sufficient extent, the first air-outflow orifice to the lateral nozzle is assigned a throttle diaphragm.

Abstract: An air directional louver device, which incorporates one or more multi-grooved ratchet style notches to cooperate with corresponding mating fixed pointer to mesh together. Once the rotating ratchet grooves on the louver's axles and one or more fixed knife-edge pointer are meshed, the louver can be held better in the last desired air direction set position than without the ratchet and pointer. The rotating ratchet will help prevent also vibration and/or the forced air to the louver or to the fixed knife-edge pointer area from moving the louver frame to another undesirable position. The fixed knife edge pointer, in another embodiment, will be rounded at its point for smoother operation and applied into the louver's corresponding holding area. Further change in the friction to change the louver position from one notch to another is attained by rounding the point and deepening the notches if desired.

Abstract: An instrument panel for a motor vehicle extends over the width of a passenger compartment in front of a driver's seat and of a passenger seat, and exhibits an outer skin provided with a multiplicity of small through-passages which are distributed at least over a passenger-side region. The outer skin is produced from a temperature-independently dimensionally stable plastic material, and an instrument-panel reinforcement provided beneath the outer skin exhibits a through-passage opening for a passenger airbag in the region of the passenger seat. The through-passages are arranged as perforations which permit the outer skin to be torn open in the region of the through-passage opening, the perforations distributed over the instrument panel being in a pattern adapted to the contours of the through-passage opening such that the potential outlet region of this airbag cannot be detected.

Abstract: In a heating and ventilating apparatus for the cabin of a motor vehicle, with or without air conditioning, the apparatus comprises at least one first duct and at least one second duct, which are arranged to deliver, respectively, a stream of cold air and a stream of mixed air through a common aerator vent communicating with the cabin of the vehicle. The apparatus includes a first flap valve for controlling the flow of cold air at the outlet end of the first duct, together with a second flap valve which is arranged to control the flow of the mixed air at the outlet of the second duct. First and second control means are provided for acting on the first and second flap valves respectively.

Abstract: An air vent system having an inner tube slidably disposed within a liner. A lock mechanism is mounted at one end of the inner tube. A lock pin is disposed at one end of the liner and is constructed to engage the lock mechanism such that the air vent system can be selectively moved between an open position and a closed position.

Abstract: An air spout device for an air conditioning system comprises a duct having an intake portion and a ventilator spout. A plurality of guide vanes are arranged in the duct to define passages, and a plurality of dampers are arranged between the intake portion and the plurality of guide vanes to selectively open and close the passages, the plurality of dampers being rotatable with its shaft to assume concentration blow, diffusion blow, and avoidance blow modes. A blow mode selecting mechanism is operatively connected to the shaft to allow the plurality of dampers to assume the concentration blow, diffusion blow, and avoidance blow modes.

Abstract: An automotive vehicle air conditioning system has an air distributor duct branching off into first and second outlet ducts for delivering air in different directions, respectively and an air flow control device disposed at a junction where the distributor duct branches off into the two outlet ducts. The air flow control device consists of first and second air flow control members disposed side by side for deflecting air flows passing into the first and second outlet ducts, respectively, either one of the first and second air flow control members being actuated to deflect a flow of air passing therethrough so as to deliver air into the one of the first and second outlet ducts in a high proportion relative to air delivered into the other.

Abstract: A passenger car includes an arrangement for ventilating the passenger space with a wall-less channel with focused air flow to an interspace between a vehicle roof and an air-permeable roof lining. The air flow reenters the passenger space in distributed form to ensure with simple means a uniform air distribution over the entire exit area of the roof lining. The arrangement provides a focused air flow passing from the vehicle roof through the roof lining into the interspace in the sense of rebounded airflow distributed to all areas of the interspace. The focused air flow appropriately issues from a throw nozzle on a center console between front seats of a passenger car and impinges on an air entry region of the roof lining which has increased air permeability but which may not be readily visible.