77results about How to "Small structural space requirement" patented technology

The invention relates to a clutch for a hybrid module, comprising an intermediate shaft, for transferring torque from a crankshaft driven by an internal combustion engine to a transmission input, wherein a central flange is fixed to a rotor and a clutch disk is connected to a torque-transmitting element such as a toothed plate, and wherein at least one transmission-side pilot bearing is present in order to at least radially support the intermediate shaft, wherein the transmission-side pilot bearing is fit in between the torque-transmitting element and the central flange. The invention further relates to a hybrid module having a rotor-integrated clutch according to the invention and to a crankshaft having a downstream damping device.

The invention relates to a pedal travel simulator (4, 104) for the hydraulic connection to a pressure chamber (8) of a master brake cylinder (3) of a hydraulic brake system, in particular for motor vehicles, comprising a housing (5, 30, 105) and a simulator piston (18, 118) that is displaceably mounted in the housing, wherein the simulator piston delimits a first hydraulic simulator chamber (16, 116) together with the housing, which simulator chamber can accommodate pressurizing media, wherein an elastic restoring means (19, 119) acts on the simulator piston (18, 118), wherein the pedal travel simulator (4, 104) comprises a second hydraulic simulator chamber (26, 126) for accommodating pressurizing media, said simulator chamber being delimited by an elastically deformable membrane (32, 132). The invention further relates to an actuating unit for a hydraulic motor vehicle brake system of the "brake-by-wire" type and to a hydraulic motor vehicle brake system.

The invention relates to a magnetic field shield for electromagnetic fields, preferably in the frequency range of 50 Hz to 200kHz, essentially comprising a composite plate (1) formed by at least three layers (1.1, 1.2, 1.3; 1.1, 1.21, 1.22, 1.31, 1.32) arranged one over the other, wherein at least one of the layers is made of electrical sheet or electrical strip. According to the invention, in order to economically create such a magnetic field shield having low weight and good shielding effect, at least one of the layers is made of steel sheet and at least one of the layers is made of plastic and / or elastomer, wherein the at least one layer (1.3; 1.31, 1.32) made of plastic and / or elastomer connects the at least one layer (1.1) made of electrical sheet / electrical strip and the at least one layer (1.2; 1.21, 1.22) made of steel sheet to each other in a bonded manner.

The invention relates to a superimposed steering system for a vehicle, in particular a servo-assisted or power steering system for a motor vehicle. Said system comprises a differential drive (4), which is configured as a shaft drive (11) and has a first input shaft (2) and a second input shaft (3), for superimposing the rotational angles that occur in the first and second input shafts (2,3) on an output shaft (5) of the differential drive (4). The output shaft (5) acts on an input shaft (6) of a steering gear (7). The first input shaft (2) interacts with a steering handle (9) by means of a steering shaft (8) and the second input shaft (3) interacts with a servo motor (10). The aim of the invention is to provide a superimposed steering system that can apply an additional steering angle, without play, to the output shaft (5) and that has a simple, cost-effective, space-saving construction, whilst being easy to install. To achieve this, the first input shaft (2) is directly connected in a detachable manner to a radially flexible flex-spline (13) of the shaft drive (11), said first input shaft (2) passing through an eccentric drive core (12) of the shaft drive (11), which extends into the radially flexible flex spline (13).

The invention relates to a centrifugal force pendulum device with pendulum masses which are arranged axially on both sides on a pendulum mass carrier, which is rotatable about an axis of rotation, and form a pair of pendulum masses, wherein the pair of pendulum masses can be pivoted to a limited extent along a circular-arc-shaped pendulum path in relation to the pendulum mass carrier with the aid of at least two rolling elements which are rollable in a single cutout or in different cutouts in the pendulum mass carrier, and wherein the pendulum path has an axis of rotation which is positionally fixed with respect to the pendulum mass carrier and is at a radial distance from the pendulum mass.

The invention discloses an actuator having a planetary roller screw. The actuator is particularly intended for operating vehicle clutch and has a planetary roller screw (PWG). According to the invention, a plurality of planetary rollers engages a screw and engages a gear ring which encircles the planetary rollers. The planetary rollers are located at two end parts thereof on a planetary roller rack and are supported in a sleeve which encircles the gear ring in an anti-rotation manner. According to the invention, the gear ring is at least upported by one gear ring bearing. The gear ring bearing absorbs axial force in the direction of an operation stroke and the opposite directiont of the operation stroke.

The invention describes an apparatus (2) for actuating a positive shifting element (3), which can be shifted at least between two shifting positions, of a transmission device having a drive device (4) and a drive converter device (5) for converting a rotatory drive motion of the drive device (4) into a translatory actuating motion of the positive shifting element (3). By means of the shifting element (3), two gear shafts are non-rotatably coupled to each other in one shifting position (1), and in another shifting position of the shifting element the gear shafts are decoupled from each other. According to the invention, the drive converter device (5) comprises a first component (9) having at least one control cam (9A, 9B) and a second component (10) operatively connected thereto, which in the region of the control cam (9A, 9B) are coupled to a component (12) of the positive shifting element (3), said component being axially movable and non-rotatably coupled to one of the gear shafts.

The invention relates to a piston for a hydraulic valve of a camshaft phase adjuster, wherein the piston (4) is designed as a hollow cylinder, and wherein the piston (4) in a along a first longitudinal axis (3) of a housing (2) of the hydraulic valve (1) extending central opening (5) is axially movable, wherein in accordance with a positioning of the piston (4) in particular working ports (A, B) of the housing (2) are opened and locked, and wherein the piston (4) to avoid an undesirable outflow of a piston (4 ) flowing hydraulic fluid from an interior (9) of the piston (4) in the working ports (A, B) associated flow openings (29, 30) of the piston (4) check valves (25; 26). According to the invention, the piston (4) in the direction of its interior (9) opening check valves (25; 26) in its interior (9) receiving, which are fixed by means of a between the two check valves (25, 26) arranged spacer element (27) , Furthermore, the invention relates to a hydraulic valve for a camshaft phase adjuster a camshaft.

The present invention relates to a motor vehicle headlight (10) which has a reflector (20), a reflector neck (26)which is designed to incorporate a gas discharge lamp (22), and a clamping unit (24), which is designed to clamp the gas discharge lamp on the reflector neck(26). The gas discharge lamp (22) is designed to serve as retainer for a separate ignition device (30) and locked with the ignition device (30). The motor vehicle headlight (10) is characterized in that the clamping unit (24) is connected with the reflector (20) such that a movement of the clamping unit (24) in locked ignition device (30) required for loosening the clamping unit (24) is blocked by the ignition device (30).

The invention relates to a transmission for a hybrid vehicle, to a drive train for a hybrid vehicle having such a transmission, and to method for starting up a hybrid vehicle transmission (G) for a hybrid vehicle, wherein the transmission (G) has a drive shaft (GW1), an output shaft (GW2), three planetary wheel sets (P1, P2, P3), an electric machine (EM) having are rotationally fixed stater (S) and a rotatable rotor (R) and five switching elements (03, 04, 05, 14, 15), wherein six forward gears (1 to 6) and a reverse gear (R1) can be formed by selective pairwise closure of the five switching elements, drive train for a hybrid vehicle having such a transmission (G), and to a method for starting up a hybrid vehicle having such a drive train.

The filter device (10) has a filter element (14) that is located in a filter housing (12) for filtering foreign substances and water (18) from filter housing through filter medium (16). The filter medium has a drainer (20) that is coupled to filter housing by a latching connection, for discharging the filtered water from filter device. The latching connection is formed with a detent element at primary position. The drainer is fixed to the filter housing and is moved to a secondary position, such that the drainer is released.

The invention relates to an oil pump arrangement (1) for a motor vehicle, comprising an oil pump (2) having a pump part (3) and an electric pump motor (4), wherein the pump part (3) is in operative connection with the pump motor (4), the pump part (3) and / or the pump motor (4) being mountable to a housing (5), the housing (5) partially delimiting an oil chamber (7). Tightness problems on the pump part (3) are prevented and the required installation space is low because the pump part (3) can be mounted within the housing (5) and the pump motor (4) can be mounted from the outside to the housing (5).

A plate separator (1) for separating a substance from a substance mixture, with a separator device (3) and an electric motor (5) for rotary driving of the separator device (3). The separator device (3) is coupled to the electric motor (5) in a rotationally fixed manner. The electric motor (5) is configured as an external rotor and has an inner-lying stator (9) and an outer-lying rotor (11) in theradial direction with respect to an axis of rotation (7) of the electric motor (5). The separator device (3) is fastened to the rotor (11) and extends outward from the rotor (11) in the radial direction. The stator (9) is arranged, as viewed in the axial direction with respect to the axis of rotation (7), at least partially overlapping with the separator device (3).

The invention relates to an attenuation circuit for an energy storage device having one or more energy storage modules which are connected in series in one or more energy supply lines and have at least one energy storage cell and a coupling device which has a multiplicity of coupling elements and is designed to selectively switch or bridge the energy storage cell in the respective energy supply line. The attenuation circuit comprises a current detection device which is designed to detect an output current of the energy supply lines or of the energy storage device and to generate an output current signal dependent on the output current, a control circuit which is coupled to the current detection device and is designed to control the output current signal to a desired current signal and to output a corresponding current control signal, and a pulse width modulation device which is coupled to the control circuit and is designed to control the coupling device of at least one of the energy storage modules in a clocked manner on the basis of the current control signal.

The invention relates to a high-voltage system of a fuel cell vehicle and method for operating said system.

The invention relates to an intermediate plate (34) for a multi-disk clutch (20), in particular a two-disk clutch. The multi-disk clutch is used for coupling a drive shaft (12) of a motor-vehicle motor to at least one transmission input shaft (16, 18) of a motor-vehicle transmission, in particular for a dual clutch (10). The intermediate plate comprises: an annular body (48) for pressing, in a friction-closed manner, between a counterplate (22) that can be coupled to the drive shaft (12) and a pressure plate (26) that can be axially displaced in relation to the counterplate (22); and a contact tab (46), in particular formed integrally with the annular body (48), for displacably coupling the annular body (48) to the pressure plate (26), wherein the contact tab (46) has a contact body (42), which is formed by plastically deforming part of the contact tab (46) and which protrudes in the axial direction, for axially stopping against a restoring spring (38), which is connected to a pressure plate (26) or further intermediate plate following the intermediate plate (34) in the axial direction and which is designed in particular as a leaf spring. By means of the contact body (42) formed by plastically deforming the contact tab (46), transmission of an especially high torque by means of a friction clutch (20) in the case of different structural forms of a drive train of a motor vehicle is enabled by means of the additional friction surfaces provided by the annular body (48).

The invention relates to an arrangement of an electric motor unit (10) in the motor compartment of a motor vehicle. The electric motor unit (10) comprises an electric drive motor, a housing which surrounds the drive motor, and a transmission (12) which is flange-mounted directly on the drive motor. The electric motor unit (10) is suspended on at least two assembly supports (22), a first assembly support (22) being fixed to the transmission (12) and a second assembly support (22) being fixed to the housing. According to the invention, at least two additional assembly bearings (36) are provided, which connect the electric motor unit (10) to a subframe (50) of the motor vehicle, a first assembly bearing (36) being fixed to the transmission (12) and a second assembly bearing (36) being fixed to the housing.

Disclosed is an exhaust gas aftertreatment device (10) for an internal combustion engine, especially for a ship diesel engine running on heavy oil, comprising a housing (11), an exhaust gas chamber (12) which is defined by the housing (11) and through which exhaust gas continuously flows, entering thereinto via an inlet (13) and exiting therefrom via an outlet (14), further comprising a noise damping chamber (15) which is defined by the housing (11), is coupled to the exhaust gas chamber (12), and holds a fluid or a pourable solid at a certain fill level that depends on the frequency of the exhaust gas noise to be damped.

The invention relates to a dual clutch transmission, for example for a motor vehicle, with a dual clutch (1) consisting of two starting clutches (K1, K2) via which a drive motor can be connected respectively to one of two drive input shafts (3, 4) arranged coaxially to one another, each of the two drive input shafts (3, 4) being assigned a group of gears (G1, G2, G3, G4, G5, G6, G7, RG). To achieve as compact a construction as possible, in particular a small axial construction length, in the dual clutch transmission, the groups of gears are constructed as partial transmissions (T1, T1', T1'', T2, T2') mounted to the side of the dual clutch (1), which each have a counter shaft (11, 12) and a main shaft (15, 16) constructed as a transmission output shaft, wherein each partial transmission (T1, T1', T1'', T2, T2') can be driven via exactly one effective partial transmission link (5, 5', 6, 6') between the associated drive input shaft (3, 4) and the counter shaft (11, 12) of the partial transmission (T1, T1', T1'', T2, T2').

The invention relates to a door handle assembly (3) for a motor vehicle (1), comprising a handle support (9), a handle (4) and a drive element (8). The handle (4) can assume at least an idle positionand a handling position. In case of installation in a vehicle door (2), the handle (4) extends flush with the outside (7) of the vehicle door (2) in the idle position and projects outward in a projection direction (14) relative to the outside (7) of the vehicle door (2) for actuation in the handling position. A base plate (10) is movably mounted on the handle support (9). Said base plate can be moved relative to the handle support (9), and the handle (4) is mounted on said base plate. The drive element (8) is kinematically coupled to the base plate (10). In normal operation, the drive elementis designed to move the base plate (10) from a base position, in which the handle (4) is arranged in the idle position thereof, into a readiness position, in which the handle (4) is arranged in the handling position thereof.

The invention relates to an energy accumulator device for connecting a first voltage network (21) having a first voltage level to at least a second voltage network (22) having a second voltage level,wherein the first voltage level is higher than the second voltage level, wherein a plurality of module strings is present, in each of which a number of battery cell modules (Cx) is provided and said battery cell modules are interconnected, wherein the module strings (30, 31, 32, 34, 40, 41, 42, 43) are connected in parallel with each other, wherein a plurality of battery cell modules (Cx) connected to each other alternately in parallel or in series by means of a switching elements is present in each module string.

The invention relates to a light module of a motor vehicle headlight. The light module has a reflector, a cooling body and a circuit board with a semiconductor light source, wherein the reflector hasa supporting housing made of a first material and a reflecting housing made of a second material and abutting against the supporting housing, the reflecting housing and the circuit board have positioning structures which are complementary and jointed to each other, and the supporting housing is thermally coupled to the circuit board through appropriate connection.

A sealing system(20) is provided for connecting tubular motor vehicle components that includes, but is not limited to a connecting piece(26) and a substantially tubular connecting attachment(22) disposed radially outside the connecting piece(26). Disposed peripherally on an outer side of the connecting piece is a sealing element(24) for sealing the connecting piece with respect to the connecting attachment(22). The sealing element has a receiving pocket(30) for receiving the connecting attachment(22). Furthermore, a clamping element(28) exerts a retaining force radially inwardly onto the connecting attachment(22) by means of the sealing element(24). As a result, the connecting attachment(22) can be connected to the connecting piece(26) without an interposed hose so that the sealing system(20) is space-saving and makes easier assembly possible.

The invention relates to a damping valve (1) for a vibration damper, comprising a damping valve body (3) that has at least one duct (13; 15), the discharge side of which is at least partially coveredby at least one valve disk (17; 19). When fluid flows against the at least one valve disk (17; 19) via the duct (13; 15), the valve disk lifts off from a valve seat surface (21), the lifting movementbeing limited by a supporting disk (23) as a stop; said supporting disk (23), in the direction of the valve disk (21), is equipped with an elastomer support (24) formed by a plurality of individual supporting elements (25). At least one individual support element (25) is formed from at least two individual elastomer elements (37; 39) which are combined into pairs to form an individual support element (25).

The invention relates to an arrangement of an air supply device (10) on a cylinder head for an internal combustion engine, in particular of a motor vehicle. In said arrangement, the air supply device (10) comprises an intake system (28) for distributing air that is to be supplied to the internal combustion engine to combustion chambers of said engine and a compressor (12) for compressing the air, the compressor being fluidically connected to the intake system (28) via an air conduit element (16). The air supply device (10) that is held on the cylinder head extends above the cylinder head from the intake system (28) located on an air side (18) of the cylinder head via the air conduit element (16) to the compressor (12) located on an exhaust gas side (14) of the cylinder head and forms an intermediate area (52) that is delimited by the intake system (28), air conduit element (16) and the compressor (12), at least part of the cylinder head being located in said area.

The invention relates to a powertrain (1) for a hybrid motor vehicle, the powertrain comprising a transmission input shaft (2) which is operatively connected to a first electric machine (4) and an internal combustion engine (5) via a first sub-powertrain (3) so as to transmit a torque and which is operatively connected to a second electric machine (7) via a second sub-powertrain (6) so as to transmit a torque, wherein the second electric machine (7) is permanently connected to the transmission input shaft (2) so as to transmit a torque, and the first electric machine (4) and the internal combustion engine (5) can be connected to the transmission input shaft (2) in a coupleable manner so as to transmit a torque. The first electric motor (4) and the second electric motor (7) are arranged coaxially to each other, and an output shaft (13) of the first electric motor (4) is arranged radially inward of an output shaft (20) of the second electric motor (7). According to the invention, the output shaft (13) of the first electric machine (4) is mounted on the output shaft (20) of the second electric machine (7) by means of a bearing (36).

The invention relates to a differential gear (10) for a motor vehicle, comprising at least one housing part (12) as a first gear part and a crown wheel (22) as a second gear part, these being interconnected, using a press-fit, by means of specific first connecting surfaces (26, 28) which run in the axial direction and also being interconnected, with the formation of a weld seam (34), by means of specific second connecting surfaces (30, 32) which run at an incline to the axial direction. One of the gear parts (12, 22) is formed from a steel and the other gear part (12) is formed from a cast iron material. The invention also relates to such a differential gear (10) in which the second connecting surfaces (30, 32) are directly attached to the first connecting surfaces (26, 28).

The axial supporting device (1) which is preferably used for a circular or disk-shaped component has a roller bearing (2) arranged on a side of the component and another roller bearing (3) arranged on the opposite side of the component. The roller bearings (2,3) are provided with different pitch circles and identical cages (5) which are provided openings (9,10) for the same pitch circles. The axial supporting device has a small axial space requirement, and can be manufactured at a low cost.

A parking lock module has a housing, in which, for the actuation of a parking lock, a positioning member movable from a locking position into an unlocking position and vice versa. The positioning member is selectively fixable relative to the housing with an arresting device, which has a detent contour fixed to the positioning member and has a detent element on the housing. The detent element is movable from an arresting position into a release position, and vice versa. The detent element is preloaded into the arresting position with a spring and is actively movable into the release position with a fluidic actuator with a pressurizable effective surface. The detent element can be formed as a piston guided displaceably along a feed axis and which forms the pressurizable effective surface of the fluidic actuator.

A parking lock module has a housing, in which, for the actuation of a parking lock, a positioning member movable from a locking position into an unlocking position and vice versa. The positioning member is selectively fixable relative to the housing with an arresting device, which has a detent contour fixed to the positioning member and has a detent element on the housing. The detent element is movable from an arresting position into a release position, and vice versa. The detent element is preloaded into the arresting position with a spring and is actively movable into the release position with a fluidic actuator with a pressurizable effective surface. The detent element can be formed as a piston guided displaceably along a feed axis and which forms the pressurizable effective surface of the fluidic actuator.