Abstract: The invention concerns a control device (1) for a heating and/or ventilation and/or air conditioning installation of a motor vehicle, the installation comprising an air treatment unit (9) comprising air outlets intended to open into a zone (ZG, ZD) of the passenger compartment of the vehicle, including at least first and second air outlets, and at least first (21) and second (23, 25) members for mixing the air flow. According to the invention, the device (1) comprises a user interface (5) comprising at least first (51) and second (53) control members, and a control circuit (7) for receiving, from each control member (51, 53), an input signal with its own temperature setpoint, and for delivering separate control signals for controlling the first and second mixing members (21, 23, 25).

Abstract: An air conditioner includes a housing including an illumination opening at a position viewable by a user; a blower provided in an airflow path connecting an inlet and outlet; a light emitter provided in the housing viewable through the illumination opening and including a light incident portion to receive light emitted from a first light source and a first light emission portion to emit first light generated from the light and including light simulating natural light; and at least one light extractor emitting second light that is part of the light received by the light emitter that reaches an edge portion of the light emitter without being emitted as the first light or second light received from the first light source or a second light source different from the first light source without intervention of the light emitter. The at least one light extractor is provided in the airflow path.

Abstract: An air vent for a motor vehicle includes a housing having an insert rotationally and/or pivotably supported in the housing about a bearing system with at least one assembly for guiding and/or deflecting a supplied air flow, and an element arranged centrally in the insert. The element is connected to the assembly for guiding and/or deflecting a supplied air flow. The bearing system is arranged on the central longitudinal axis of the housing and is carried out by a bearing. An optical fiber is accommodated in the bearing. For the at least regional lighting of the air vent, at least one light source is arranged in the housing on the central longitudinal axis upstream of the bearing system, such that the light emitted by the at least one light source is at least partially couplable, as needed, into the first optical fiber via a photometric coupling in the bearing.

Abstract: An inlet subassembly for a heating, ventilation, and air conditioning (HVAC) system. The inlet subassembly includes a divider defining a first airflow path and a second airflow path on opposite sides of the divider. The first airflow path extends from a first side of the recirculation air inlet and a first side of the fresh air inlet. The second airflow path extends from a second side of the recirculation air inlet and a second side of the fresh air inlet. A first inlet door is movable to control airflow into the first airflow path from the first side of the recirculation air inlet or the first side of the fresh air inlet. A second inlet door is movable to control airflow into the second airflow path from the second side of the recirculation air inlet or the second side of the fresh air inlet.

Abstract: An air-conditioning device for vehicle has a case and an outlet unit. The outlet unit has a vent door. The vent door is capable of stopping at a face mode position where a center vent outlet and a side vent outlet are opened, a bi-level mode position where a center vent outlet and the side vent outlet are opened, and a heat mode position where the center vent outlet is closed and the side vent outlet is opened. The vent door is movable from the face mode position to the heat mode position via the bi-level mode position. The case has a fixed guide member. The fixed guide member controls an air flow in the case in the bi-level position by facing the vent door positioned in the bi-level mode position.

Abstract: An automobile air vent register is described. The register uses a rotating vent cover, and an elongate opening in a configuration providing good air flow control within a limited space.

Abstract: A system according to an exemplary aspect of the present disclosure includes, among other things, a door having interior and exterior sides, at least one inlet in the interior side, at least one outlet in the exterior side, and a door protector mechanism to move a protector relative to the door. At least one pressure relief valve is in communication with the inlet and outlet, and is mechanically linked for movement with the protector. A method according to an exemplary aspect of the present disclosure includes, among other things, mechanically linking at least one pressure relief valve for movement with the protector such that the pressure relief valve opens in response to the door beginning to open.

Abstract: An operable vent for mounting on a substantially planar structure and configured for adjusting an opening in the planar structure to control air flow through the opening.

Abstract: The invention relates to an air guiding device for a motor vehicle, comprising: a support structure, a first louver, which is mounted on the support structure so as to be swivelable about a first louver axis between a closed position and an open position, a second louver, which is mounted on the support structure so as to be swivelable about a second louver axis, the first and second louver axes extending neither parallel to one another nor in collinear manner, an actuator, which is coupled or couplable to the first louver, in order to drive the latter in a swivel movement about the first louver axis, and a transmission means, which is configured to couple the first louver with the second louver in such a way as to transmit movement, wherein the transmission means is of two-part construction.

Abstract: A hingeless ventilator comprises a frame defining two openings surrounded by a seating rim, which is surrounded by a door recess. A pair of upright sleeves is disposed between the openings, and each upright sleeve defines an exterior track surface. A door is disposed to face the outer surface of the frame and has a main body configured to be selectively positionable to cover and uncover both of the openings and defines a lip surrounding the periphery thereof and extending generally perpendicularly to the main body. Two door struts connected to the door extend through the frame openings and hold a handle that has rollers that are biased against the exterior track surfaces of the sleeves.

Abstract: The invention provides a ventilation member attached to a wall member having a wall opening. The ventilation member includes: an outer surface member attached to an outer surface of the wall member to cover the wall opening; and an inner surface member attached to an inner surface of the wall member to cover the wall opening and coupled to the outer surface member. The outer surface member and the inner surface member are configured as identical members and each have an opening and at least one fin provided in the opening.

Abstract: A hingeless ventilator comprises a frame defining two openings surrounded by a seating rim, which is surrounded by a door recess. A pair of upright sleeves is disposed between the openings, and each upright sleeve defines an exterior track surface. A door is disposed to face the outer surface of the frame and has a main body configured to be selectively positionable to cover and uncover both of the openings and defines a lip surrounding the periphery thereof and extending generally perpendicularly to the main body. Two door struts connected to the door extend through the frame openings and hold a handle that has rollers that are biased against the exterior track surfaces of the sleeves.

Abstract: An installation aid is provided for a ventilation nozzle and a ventilation duct of a motor vehicle, which are connected to during the installation, the installation arranged on the ventilation nozzle or the ventilation duct and having a material section, which protrudes forward in the installation direction beyond the ventilation nozzle or the ventilation duct when the installation aid is fastened on the ventilation nozzle or the ventilation duct and is at least partially insertable into the ventilation duct or the ventilation nozzle. Before the installation of ventilation nozzle and ventilation duct against one another, with the installation aid fastened on the ventilation nozzle, the material section is fixed in motion with respect to the ventilation nozzle or, if the installation aid is fastened on the ventilation duct, the material section is fixed in motion with respect to the ventilation duct.

Abstract: A hinged vent unit is provided having a dome member, connected to a frame for mounting to a vehicle, which is selectively manipulable by an arm connected at or near one end thereof to the dome and connected at another portion thereof to a plurality of selectively engageable stops which, when connected to the arm, prevent the dome from moving relative to the frame.

Abstract: A cooling arrangement is disclosed for a vehicle having a first component, a first duct, and a cooling fan configured to deliver air through the first duct to the first component when the cooling fan is operated. The cooling arrangement includes, but is not limited to, a second component, a port coupled to the second component, the port being accessible from a position external to the vehicle, and a second duct having a first end positioned proximate the port and a second end in fluid communication with the first duct. The second duct is configured to deliver air from outside of the vehicle to the second component when the cooling fan is operated while the vehicle is off.

Abstract: The present invention relates to an air conditioner for a vehicle, which has a mode door of a single plate member including a first door portion that closes at least two vents, a second door portion that closes one vent, and bridge portions that connect the first door portion and the second door portion with each other, thereby opening and closing a plurality of vents by the single mode door, reducing the number of components, weight and manufacturing costs by simplifying the entire structure of the mode door because it uses the single plate member, reducing the size of the air conditioner, preventing bad smells caused by inhabitation of molds and being reusable due to the use of the single plate member, and preventing the door from being caught because the plate member has bent portions formed at end portions thereof.

Abstract: An air passage open/close device includes a casing having an air passage, and a sliding door having a board member slidably located in the casing so as to open or close the air passage. The casing has a guide groove for guiding a movement of the board member. The guide groove has an upstream wall extending in a moving direction of the board member at an upstream side of the board member in an air flow direction, and a downstream wall opposing to the upstream wall at a downstream side of the board member in the air flow direction. The board member is configured to be elastically deformed when the board member is arranged in the casing.

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 vent apparatus (10) comprises a perforated screen (12), a door (18), a guide (24), and a handle (26), and a lever assembly (30). The door is adjacent a first face (13) of the screen and includes at least one arm (20, 22) that extends through at least one slot in the screen. The guide (24) is mounted adjacent a second face (14) of the screen. The handle (26) is in pivoting connection with the at least one arm and is operative to move relative to the guide to cause the door to move between a closed position (62) to an open position (64). A lever assembly (30) extends from the handle in pivoting connection with the guide. As the handle moves, the lever assembly is adapted to maintain the handle sufficiently close to the guide such that at least a portion of the handle is operative to slide along the guide.

Abstract: An air conditioning apparatus includes an air conditioning housing and a mode door. The air conditioning housing has a discharge chamber through which conditioned air is discharged out of the air conditioning housing. The discharge chamber includes a defrost vent, a main vent, floor vents and a rear seat vent. The floor vents are formed on opposite sides of a rear portion of the air conditioning housing. The rear seat vent is formed between the floor vents. The mode door has a front opening hole which is formed in a front portion of the mode door, a pair of main opening holes which are formed in a rear portion of the mode door at positions spaced apart from each other, and a rear-end opening hole which is formed behind a first portion provided between the main opening holes.

Abstract: A climate control duct architecture having articulated and controlled interior surfaces to deliver variable and controllable airflow to target zones in the vehicle upon demand. By creating zone climates within the vehicle and providing conditioned airflow to only desired vehicle seating positions, the volume of necessary airflow is minimized, the need for cooling is reduced, and flexibility of the system is created. The interior surface may be mechanically or electrically controlled and may be situated in the common central “octopus” duct.

Abstract: A variable-air-volume system for modulating the speed of a supply fan by measuring a plurality of inlet static pressures within the inlet of a corresponding plurality of terminal boxes within the system; calculating a plurality of setpoint errors equal to the difference between the plurality of inlet static pressures and a corresponding plurality of terminal box setpoint pressures; selecting minimum setpoint error out of all of the calculated setpoint errors; and modulating the fan speed as a function of the minimum setpoint error. The system can also utilize a power adjustment factor to modify the terminal box set point pressures.

Abstract: An air discharge system of an HVAC (Heat, Ventilation, and Air Conditioning) system for a vehicle, may include a first path provided in the HVAC system to communicate with discharge ports of a front seat, the first path allowing air that has passed through a heat exchanger to be discharged through the discharge ports of the front seat, a second path diverged from the first path to communicate with discharge ports of a rear seat, the second path allowing air that has passed through the heat exchanger to be discharged through the discharge ports of the rear seat, thus enabling the independent discharge of air to the rear seat, and a first control door provided at a position where the first path and the second path diverge from each other, thus opening or closing the second path.

Abstract: An air outlet device for the interior of a motor vehicle is provided. The air outlet device includes a housing that exhibits an outflow surface, and at least one pivoting flap integrated in a wall of the housing upstream from the outflow surface.

Abstract: An automotive air conditioner includes an air-conditioning case in which air passageways having a cold air path via an evaporator, a warm air path via a heater core, and a plurality of discharge path systems communicating with outlets, respectively, are formed. An air mix door distributes cold air and warm air by an opening degree to each of the discharge path systems via a junction region of the cold air and the warm air, and a rotary door having a cross wall is rotatably disposed in the junction region of the cold air and the warm air and blocks air flow from the junction region to the downstream side by the cross wall in an advanced position. The rotary door and the air mix door include an overlap layout which uses a door space inside the cross wall of the rotary door in the advanced position as an opening and closing operation space of the air mix door.

Abstract: An air vent apparatus for a vehicle may include a spacer securely mounted to an inner surface of a duct and having a plurality of partition walls protruding in an inner space thereof, and a plurality of inside wings rotatably coupled to the spacer and opening or closing the duct wherein the inside wings have respectively overlapping parts for overlapping with the partition walls when the inside wings close the duct so as to increase a duct sealing force between the inside wings and the spacer.

Abstract: A system for controlling airflow through an under-hood compartment of a vehicle includes a first grille opening and a second grille opening each disposed at an entrance to the under-hood compartment. The first and second grille openings are configured to admit a first portion of the airflow and a second portion of the airflow, respectively, to the under-hood compartment from the ambient. The system also includes a selectable position shutter assembly disposed at the second grille opening and configured to control the second portion of the airflow admitted to the under-hood compartment. The system additionally includes a vent opening at least partially defined by the body and configured to exhaust at least a fraction of the first portion of the airflow from the under-hood compartment to the ambient. A vehicle employing the system and housing an internal combustion engine and a heat exchanger in the under-hood compartment is also disclosed.

Abstract: The ventilation system for a cab (1) of an agricultural machine involved in spraying operations comprises; at least one outside air intake (7); at least one air outlet (29) opening out into said cab (1); means (14) for causing air coming from said outside air intake (7) to flow towards said air outlet (29); means (11) for selectively closing said outside air intake, referred to as first closure means; and means (21, 23) for controlling the spraying function. The first closure means (11) are slaved to said control means (21, 23) in such a manner that activating and deactivating the spraying function lead respectively to said air intake (7) being closed and opened by said first closure means (11).

Abstract: The present invention relates to an air conditioner for a vehicle, which has a mode door of a single plate member including a first door portion that closes at least two vents, a second door portion that closes one vent, and bridge portions that connect the first door portion and the second door portion with each other, thereby opening and closing a plurality of vents by the single mode door, reducing the number of components, weight and manufacturing costs by simplifying the entire structure of the mode door because it uses the single plate member, reducing the size of the air conditioner, preventing bad smells caused by inhabitation of molds and being reusable due to the use of the single plate member, and preventing the door from being caught because the plate member has bent portions formed at end portions thereof.

Abstract: The invention relates to an air vent (1), especially for a motor vehicle, comprising an air channel for supplying air, and an air guiding device (4). The air channel is divided into at least two essentially cylindrical partial channels (11a, 11b) in the air guiding device (4), said cylindrical partial channels (11a, 11b) being parallel to each other. Especially other partial channels (12a, 12b) provided in the inventive air vent generate a swirling flow.

Abstract: The present invention relates to a blower for a vehicle, which has an auxiliary door formed on the upper end portion of a filter cover to open and close an indoor air inlet, thereby improving a heating performance by allowing some of the indoor air to flow therein in an outdoor air inflow mode regardless of a type of an indoor and outdoor air switching door, improving productivity and reducing manufacturing costs.

Abstract: A covering element for covering an air duct on a dashboard in a motor vehicle is of one-piece design and has two lateral air outflow areas and a loudspeaker area arranged therebetween. Each lateral air outflow area is subdivided into a central area that can be connected to communicate with the air duct, and at least one further air outlet area, via which waste heat from electronic assemblies can be discharged.

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: A vent apparatus (10) comprises a perforated screen (12), a door (18), a guide (24), and a handle (26), and a lever assembly (30). The door is adjacent a first face (13) of the screen and includes at least one arm (20, 22) that extends through at least one slot in the screen. The guide (24) is mounted adjacent a second face (14) of the screen. The handle (26) is in pivoting connection with the at least one arm and is operative to move relative to the guide to cause the door to move between a closed position (62) to an open position (64). A lever assembly (30) extends from the handle in pivoting connection with the guide. As the handle moves, the lever assembly is adapted to maintain the handle sufficiently close to the guide such that at least a portion of the handle is operative to slide along the guide.

Abstract: A ventilation hole waterproof structure of an on-board component includes an on-board component main body and an attachment member. The main body includes a housing, a ventilation hole, and a waterproof filter. The ventilation hole is provided to the housing extending through the housing to provide communication between an inside and an outside of the housing. The attachment member has a connecting part connected to the main body. The attachment member has an attachment surface that extends from at least an upper end of the connecting part downwardly. The housing has a connecting surface, which is connected to the connecting part, and which is opposed to the attachment surface with a clearance therebetween. The ventilation hole has an outside opening at an external wall surface of the housing. The waterproof filter is fixed to the external wall surface to cover the outside opening.

Abstract: A glove box assembly for a vehicle is provided and includes a storage bin, a dedicated climate controlled bin, and an air flow manifold. The air flow manifold is arranged to receive cooled air from a vehicle heating ventilation and air conditioning unit and direct the flow of cooled air into the climate controlled bin for cooling the climate controlled bin independent of the storage bin. The air flow manifold is further arranged to draw cooled air from the heating ventilation and air conditioning unit upstream of a blend door when air conditioning is operating so as to provide cooled air to the climate controlled bin independent of a vehicle cabin temperature setting.

Abstract: An illuminated vent for a fluid circulation system is disclosed. The vent may include a base, a louver configured to influence the direction of fluid passing through the vent, and one or more light sources coupled to the base and/or to the louver. Illumination provided by at least one of the light sources may be aesthetically pleasing and/or facilitate location of vent.

Abstract: The invention relates to an air-conditioning system comprising a temperature sensing valve. The aim of the invention is to improve air-conditioning systems such that the intermixing of different temperature air currents can be improved by means of an advantageous embodiment of the temperature sensing valve.

Abstract: The present invention relates to an assembling structure of a temperature-adjusting door in an air-conditioner for vehicles, in which setting pins are formed on a gear shaft and support members having pin holes are formed on a sliding door in such a way that the gear shaft and the sliding door are temporarily assembled with each other and the temporarily assembled gear shaft and the sliding door are separated from each other when the temporarily assembled gear shaft and sliding door are mounted to an air-conditioning case, thereby preventing misassembly of the temperature-adjusting door, improving assemblability, and reducing the size of the air-conditioning case.

Abstract: A HVAC system for reducing the level of air rush and blower noise escaping into the interior of the vehicle when the HVAC system is operating in the recirculation mode. The HVAC system includes a recirculation door having an acoustically transparent portion that enables a component of the air rush and blower noise to pass through the recirculation door to the vehicle exterior instead of entering the vehicle cabin or interior through the recirculation air inlet.

Abstract: A vehicle air conditioner includes a drive device for adjusting open degrees of mode doors, and a control portion which controls operation of the drive device. Air-outlet opening portions include a face opening portion for blowing conditioned air toward an upper side of a passenger compartment, and a foot opening portion for blowing conditioned air toward a lower side of the passenger compartment. The mode doors include a face mode door for opening and closing the face opening portion, and a foot mode door for opening and closing the foot opening portion. The control portion is configured to perform a mode switching control in which the open degrees of the mode doors are adjusted based on an air outlet mode, and to perform a fluctuation control in which at least one of the face mode door and the foot mode door is increased or decreased in a predetermined range.

Abstract: A blower assembly for an automotive heating, ventilation, and air conditioning system includes a housing having an opening and a blower wheel supported by the housing that directs air through the opening of the housing. A plurality of ribs are disposed within the opening of the housing and define a plurality of channels for directing air through the opening of the housing and toward the blower wheel.

Abstract: An air passage opening and closing device includes a case forming an opening portion, a sliding door, and a gear mechanism. The case has a case-side seal surface at two edges of the opening portion in a width direction of a door body of the sliding door, on which a first plate surface of the door body abuts. The gear mechanism includes a driven side gear molded integrally with the door body using resin. The driven side gear protrudes from a second plate surface of the door body on a side opposite to the first plate surface, and extends in parallel with a movement direction of the sliding door, at two edge portions of the second plate surface in the width direction. In addition, the driven side gear has a hollow space opened toward a direction parallel to the width direction.

Abstract: A device for control of the air flow rates into the instrument panel air outlets of a vehicle heating or air conditioning unit is described that is provided with a casing, with damper doors for both instrument panel side air outlets in the casing parts and at least one damper door for the instrument panel central air outlet in the casing part, whereby the damper doors are pivotably supported on one common shaft. Exactly one closing position is assigned to the damper doors in the first casing part, whereas several closing positions are assigned to the damper door in the second casing part continuously over a pivoting range of the shaft, whereby the closing position of the damper doors is arranged in the pivoting range of the damper door. This device enables separation and independent control of the air flow rates.

Abstract: An air conditioning apparatus has a case and a rotatable member that is rotatably supported by the case. The rotatable member and the case define a closed space between opposed surfaces thereof. The closed space is filled with a high-viscosity fluid having a predetermined coefficient of viscosity so as to generate a predetermined resistance to move of the rotatable member. The rotatable member is, for example, a door and a member of a link mechanism that operates the door, such as a lever plate, a link plate or the like.

Abstract: The present invention relates to a blower for a vehicle, which has an auxiliary door formed on the upper end portion of a filter cover to open and close an indoor air inlet, thereby improving a heating performance by allowing some of the indoor air to flow therein in an outdoor air inflow mode regardless of a type of an indoor and outdoor air switching door, improving productivity and reducing manufacturing costs.

Abstract: A ventilation apparatus or vent includes a handle, that is balanced for receiving forces, such that when force is applied anywhere on the handle, it is distributed such that a locking engagement will be broken. The handle can be moved easily, so as to open or close the apparatus, with minimal force from a user.

Abstract: An air conditioning duct to be positioned on a rear surface of a vehicular instrument panel (10). The duct (20) allows an air conditioning duct with complicated share to be formed of a plurality of separate cylindrical members (30 to 60). Joining the plurality of cylindrical members with a plurality of fixture members (71) allows the air conditioning duct to be obtained. The cylindrical members have leg portions (39A to 39C, 45, 55, 65) designed to be mounted to the instrument panel.

Abstract: An air conditioning unit of a vehicle air conditioner is disposed inside a dashboard approximately at a center portion in a vehicle right-left direction. Center face air outlets are provided in the dashboard opposite to right and left end sides of the air conditioning unit, and center face openings are provided in the air conditioning unit at right and left end sides in a vehicle right-left direction. Therefore, the center face outlets on the dashboard and the center face openings of the air conditioning unit can be connected by center face ducts each of which extends substantially straightly. Accordingly, pressure loss of air in the center face ducts can be reduced, and an air amount blown from the center face air outlet into the passenger compartment can be effectively increased.

Abstract: The present invention provides a two-way vent for a vehicle that opens in a front and rear direction and includes a preferably symmetric cam having an apex on its centerline, and first and second convex sides each terminating respectively in a recess at the base of the cam. The degree of opening of the vent is determined by the displacement of a follower rod with respect to the apex of the cam. From its originally closed position with the follower positioned at the apex, the vent can be opened either forward or backward by selectively moving a handle that actuates the follower along the curved paths defined by the convex sides. The cam preferably includes a lateral cusp at the end of each curved path, the cusp defining a transition from the curved path to the recess.