Mahle International Gmbh

Mahle Behr Gmbh & Co. Kg

Holger Laux

Marc Fraas

Walter Wolf

Oliver Schultze

Vincenzo Venezia

Michael Komowski

Erich Litwing

Thorsten Moellert

Philipp Kullen

Michael Herrmann

Ronny Schlieder

Sascha Lindauer

Matthias Jung

Michael Sickelmann

Matthias Schall

Michael Berger

Harald Mühleisen

Jürgen Heilemann

Varsamis Venetidis

Alexander Hess

Dirk Bertsche

An air conditioning system of a motor vehicle, having a housing with at least two independent air ducts formed therein, which are arranged separately from each other by at least one partition wall in the housing. A cooling heat exchanger is arranged in the housing such that it is flowed through by air, which can flow into the at least two independent air ducts. A heating heat exchanger is arranged in the housing such that it protrudes into the at least two independent air ducts and is flowed through by air of the at least two independent air ducts. The heating heat exchanger being an electrically operable heat exchanger, which is formed with several independently heated heat exchanger areas, so that the air flowing through an heat exchanger area is independently heatable and each independent air duct is provided at least one heat exchanger area.

Air conditioning system of a motor vehicle

A ventilation device may include first and second supply ducts, a mixing section having a mixing duct into which the first and second supply ducts may lead, the first and second supply ducts arranged in the mixing section adjacent one another in a transverse direction, and first and second guides in the mixing section each running in the transverse direction and being located opposite one another in a longitudinal direction running transversely to the transverse direction, each guide having two guide walls running in the transverse direction and located opposite one another in a height direction running transversely to the transverse direction and longitudinal direction, at least one of the guide walls sloping away from the other guide wall at a slope angle with respect to the longitudinal direction. A valve may have a plate body and may be adjustably guided with a first guide section running in the transverse direction in the first guide and with a second guide section running in the transverse direction in the second guide. An actuator may during operation adjust the valve in the transverse direction between a first position, in which the valve fluidically separates the second supply duct from the mixing duct and opens a fluidic connection between the first supply duct and the mixing duct, and a second position, in which the valve fluidically separates the first supply duct from the mixing duct and opens a fluidic connection between the second supply duct and the mixing duct, wherein the first guide section has a first thickness running in the height direction and which is smaller than a second thickness of the second guide section running in the height direction in such a manner that both guide sections are each in contact with both guide walls of the associated guide.

Ventilation device

A housing may include a first housing part and a second housing part. The first housing part may include a first latching contour having at least one first latching lug. The first housing part may include at least one further latching contour having at least one further latching lug. The second housing part may be connected to the first housing part via a latching connection. The second housing part may include at least one counter-latching contour.

Housing

An air-conditioning system for air-conditioning a vehicle interior is disclosed. The air-conditioning system includes a blower for generating an air flow, a heating device for heating the air flow, and a ducting system that divides the air flow downstream of the heating device over at least two part air flows and supplies the at least two part air flows via associated ducts to associated air outlets, through which the part air flows exit into the vehicle interior. The heating device includes at least two separate regions each with at least one electric heating element that is separately controllable via a control device. The at least two separate regions are each permanently assigned one of the associated ducts of the ducting system.

Air conditioning system

A flap stopper for a rotatable flap for controlling an air flow may include a round bearing support disc, a round stopper support disc, stop elements, and connecting ribs. The stopper support disc may be spaced apart from the bearing support disc in an axial direction. The stop elements may be arranged on the stopper support disc. The connecting ribs may be arranged between the bearing support disc and the stopper support disc. The bearing support disc, the stopper support disc, the stop elements, and the connecting ribs may be formed as an integral plastic injection-molded part.

Flap stopper for a rotatable flap

A shaft-bearing bush assembly for a valve arrangement for an air-conditioning system is disclosed. The shaft-bearing bush assembly includes a shaft drive-connectable to a valve of the valve arrangement and a bearing bush, in which the shaft is rotatably received relative to the bearing bush between a first rotary position and a second rotary position about an axis of rotation extending along the axial direction. A bush projection is non-rotatably arranged on the bearing bush relative to the bearing bush and a shaft projection is non-rotatably arranged on the shaft relative to the shaft. The bush projection and the shaft projection are matched to one another such that the bush projection provides a rotary stop for the shaft projection for limiting the rotary movement of the shaft between the first rotary position and the second rotary position.

Shaft bearing bush assembly for a valve arrangement

A HVAC system for a motor vehicle having a housing, wherein the housing has an air inlet for admitting air and a cold air path in which cold air flows is provided in the housing and a warm air path in which warm air flows is provided in the housing, wherein the warm air path and the cold air path open into a mixing chamber, wherein a mixing flap is provided for controlling the proportion of cold air flowing into the mixing chamber and the proportion of warm air flowing into the mixing chamber, wherein the mixing flap is arranged rotatable about an axis and is driven by a flap actuator which has a drive shaft, wherein a gear with a nonlinear translation characteristic is provided between the mixing flap and the drive shaft.

HVAC system for a motor vehicle

An air-conditioning system for a motor vehicle may include at least two indirect heat exchangers through each of which both water and air is flowable. The water and the air may be fluidically separated from one another such that heat is transferable therebetween. The system may also include a warm water supply, a cold water supply, and at least two temperature-control devices each including a respective indirect heat exchanger of the at least two indirect heat exchangers. The warm and/or cold water supply may be in fluid communication with the at least two indirect heat exchangers. At least one indirect heat exchanger of the at least two indirect heat exchangers may communicate with the warm water supply and the cold water supply via an adjustable and controllable valve device such that a mixing ratio of a mixture of the warm water and the cold water introduced therein is adjustable.

Air conditioning system for a motor vehicle

A method for operating an air conditioning system, which may include a heating device, to condition air in a vehicle interior of a motor vehicle. At least one first air path and at least one second air path may each fluidically communicate with the air conditioning system and each open out into the vehicle interior. The method may include guiding the air from the vehicle interior via one of (i) the at least one first air path and (ii) the at least one second air path to the air conditioning system as a function of an operating state set in the air conditioning system. The method may also include guiding the air from the air conditioning system via the other of the one of (i) the at least one first air path and (ii) the at least one second air path into the vehicle interior.

Method for operating an air conditioning system in the vehicle interior of a motor vehicle

A motor vehicle air conditioning unit, having a housing with at least one air channel arranged therein and with at least one heat exchanger for conditioning the air in the at least one air channel, the housing having at least one first air outlet and one second air outlet, a first air outlet channel being assigned to the first air outlet and conducting air to the first air outlet, and a second air outlet channel being assigned to the second air outlet and conducting air to the second air outlet, a first vane valve and a second vane valve being provided. The first vane valve assigned to the first air outlet channel, and the second vane valve assigned to the second air outlet channel, the first vane valve and the second vane valve being rotatably fixedly connected to a shaft and being rotatable by an actuator driving the shaft.

Motor vehicle air conditioning unit

An air conditioner for air conditioning a vehicle interior of a motor vehicle, comprising a coolant connection, a refrigerant connection, a condensed water connection, and an air supply channel connection which are each arranged in a front coupling plate and are surrounded by a circumferential seal.

Air conditioner

A climate control system for a vehicle interior, having a housing, a cooling device, and a heating device. At least one first flow channel, a second flow channel, and a third flow channel are disposed in the housing. A mixing chamber is disposed within the housing, which has at least one outflow opening, which is downstream of the mixing chamber in the flow direction. The flow channels are closable by a flap element, a third flow channel leads from the cooling device to the outflow opening while bypassing the mixing chamber, the flap element in the first flow channel and the flap element in the second flow channel are kinematically coupled and can be adjusted by a mutual control device. The flap element in the third flow channel is kinematically coupled to the other two flap elements or can be adjusted independently by a further control device.

Climate control system and method for air tempering

A climate control system having a housing with an air inlet, a cooling element for providing cooled air, a heating element located downstream of the cooling element, a cold air duct for directing cooled air located downstream, a bypass duct for directing cooled air located downstream of the cooling element, a hot air duct for directing heated air, a first mixing chamber for mixing cooled air from the cold air duct and heated air from the hot air duct into blended air, a second mixing chamber located downstream of the bypass duct and downstream of the first mixing chamber for mixing cooled air from the bypass duct and blended air from the first mixing chamber, an air outlet located downstream of the second mixing chamber for delivering air to a passenger compartment, and an air deflector device is located downstream of the bypass duct.

Climate control system

An air-conditioning unit for air-conditioning an air flow may include a multipart housing including a first housing part and a second housing part arranged on top of the first housing part. The housing may further include an air-conditioning segment and a blower segment defining an axis of rotation. The blower segment may have a blower for driving the air flow. A suction chamber and a pressure chamber may be disposed in the blower segment, and the suction chamber and the pressure chamber may be open with respect to one another via a connecting opening. The blower may have an impeller arranged in the connecting opening. The impeller may include a suction side facing towards the suction chamber and a pressure side facing towards the pressure chamber. The housing may further include a connecting duct for fluidically connecting the blower segment to the air-conditioning segment.

Air-conditioning unit

The invention relates to an air-diverting element with a flow-optimized contour for an air-conditioning system, in particular of a motor vehicle, which air-diverting element extends approximately perpendicular to an air flow direction. To divert an air flow through approximately 180&#xb0; and at the same time nevertheless prevent pressure losses and disadvantageous acoustic effects, one end of the air-diverting element is adjoined by an approximately parabolic elongation which is situated opposite that side of the air-diverting element which faces away from the air flow direction.

Growing community of inventors

Dietingen, Germany

Holger Laux