Abstract: A vehicle wheel arrangement may have a wheel with a wheel hub and a carrier element for mounting the wheel on a vehicle part and/or for the arrangement of a power-transmitting unit. The wheel hub may have a joining portion, which in a joined state of the vehicle wheel arrangement corresponds with a joining portion of the carrier element. Surface profiles of the joining portions are configured such that, in the joined state of the vehicle wheel arrangement, the wheel hub and the carrier element are connected to one another in form-fitting fashion at least in a circumferential direction of the wheel hub axis. Furthermore, a method can be used to produce a vehicle wheel arrangement having a wheel hub comprised of fiber-reinforced composite and a carrier element.

Abstract: A radial tire includes a pair of bead cores, a carcass layer having one or more carcass plies extending from one of the bead cores to another of the bead cores in a toroidal form, a tread portion circumferentially encircling the toroidal form of the carcass layer, and a belt layer having a main belt layer, a first, unreinforced cushion layer disposed on a radially outer side of the main belt layer, a protective belt layer disposed on a radially outer side of the first cushion layer, and a second, unreinforced cushion layer disposed on a radially outer side of the protective belt layer and a radially inner side of the tread portion. The first, unreinforced cushion layer has a radial thickness between 2.0 mm and 10.0 mm.

Abstract: A heavy duty tire 10 includes a recess portion 34, a diameter-direction air entry and exit promotion portion 38 and an air-catching wall portion 44. The recess portion 34 is formed in a buttress portion 26 and opens to a tire outer side. The diameter-direction air entry and exit promotion portion 38 is disposed at one side of a floor portion 40 in a tire diameter direction and includes a slope 52 that, from the floor portion 40 toward a tire surface, gradually decreases in depth from the tire surface. The diameter-direction air entry and exit promotion portion 38 facilitates access of air toward the floor portion. The air-catching wall portion 44 is disposed at the opposite side of the floor portion 40 from the diameter-direction air entry and exit promotion portion 38. The air-catching wall portion 44 has a greater angle relative to the tire surface than the slope.

Abstract: Starting from an acceleration signal, representative of a radial acceleration undergone by a portion of a crown region of said tyre due to the rolling of said tyre on a rolling surface, the trend of the first derivative of the radial acceleration is determined at a portion representative of the interaction of the tyre with a water layer. From the trend of the first derivative of the radial acceleration, it is determined at least one first parameter representative of an aquaplane condition of the tyre on the basis of a comparison between a first maximum and a second maximum of the first derivative at the portion representative of the interaction between tyre and water layer.

Abstract: A wireless vehicle data communications device is adapted for mounting on a wheel hub assembly of a vehicle and incorporates a self-generating electrical power supply. The vehicle data communications device includes a housing, a microprocessor located inside the housing, a signal transmitting device, a signal receiving device, an electric generator, and an energy storage and supply medium. The housing is adapted to rotate simultaneously with the wheel hub assembly when the vehicle is in motion. Rotation of the housing relative to the components carrier induces an electric current.

Abstract: A tire including a rubber sheet which covers an end of the carcass ply which has been folded back and an RFID tag serving as an electronic component provided between the bead filler and the rubber sheet, in which the bead filler is formed in an annular shape, the rubber sheet is formed in an annular shape by one end side and another end side of a long sheet being joined, and the RFID tag serving as the electronic component is disposed between the bead filler and the rubber sheet at a joint part which is a portion of the rubber sheet which is joined.

Abstract: A towing attachment is designed to facilitate the towing of bobtail trucks and similar vehicles. The towing attachment includes a tube, a hitch attachment body, a first mounting bracket, a second mounting bracket, a first locking mechanism, and a second locking mechanism. The tube is preferably a rectangular, tubular, structure that receives the first mounting bracket and the second mounting bracket. The hitch attachment body is an assembly that allows attachment onto the hitch feature of a bobtail truck or other similar vehicle. The first mounting bracket and the second mounting bracket allow engagement to a wheel lift of a towing vehicle. The first locking mechanism maintains the first mounting bracket in place along the tube. The second locking mechanism maintains the second mounting bracket in place along the tube.

Abstract: A vehicle is provided with a trailer hitch, a camera oriented to capture images of the trailer hitch, and a controller processing the captured images, detecting a trailer coupler coupled to the trailer hitch, determining a locked or unlocked state of the hitch coupler by comparing the captured images to known trailer coupler images, and generating an output indicative of the determined state of the trailer coupler.

Abstract: A retractable wheel and/or track drive assembly for an amphibian comprising an actuator, a retraction linkage assembly movable between a protracted position and a retracted position, a suspension assembly at least partially connected to the retraction linkage assembly and movable between a protracted position and a retracted position, and at least one wheel and/or track drive, wherein when the retraction linkage assembly and the suspension assembly are protracted then the retraction linkage and/or suspension assembly supports and/or holds at least one wheel and/or track drive in a ground engaging position for use on land.

Abstract: A swing arm type suspension for a rear wheel of an off road vehicle can use two or three tie rods to control toe-in of the knuckle. The rear end of the swing arm is split between an upper clamping arm and a lower clamping arm defining an eye, with the knuckle connected to the upper and lower clamping arms by joint bearings, and with either the transmission shaft or one of the tie rods extending through the eye of the swing arm to the knuckle. The front of the swing arm can be connected to the vehicle frame using a cross-shaft joint. Camber, toe-in and half-track width are controlled to result in a smaller turning radius with better ride characteristics.

Abstract: A rear suspension apparatus of a vehicle includes: a transverse helper leaf spring connected to a rear axle and disposed in a transverse direction; and a first stopper mechanism and a second stopper mechanism contacting the transverse helper leaf spring when the vehicle moves. The rear suspension apparatus is capable of improving riding quality by using a new spring constant value generated by the transverse helper leaf spring when freight is loaded and a vehicle body frame moves downwardly, and restricting rolling movement of the vehicle when rolling is caused, thereby increasing roll stiffness and improving driving stability.

Abstract: A shock absorber for a vehicle may include a flow path provided in a rod valve to allow an oil film to be formed between a cylinder and the rod valve during relative movements of a strut rod and the cylinder, and the oil film is used to prevent friction from occurring between the cylinder and the rod valve during steering.

Abstract: A coupled torsion beam axle apparatus of a vehicle includes: a left torsion bar and a right torsion bar arranged in an internal space of the torsion beam so to be separated from each other in a horizontal direction of a torsion beam. Torsion stiffness of the torsion beam is tuned by replacing the left torsion bar and the right torsion bar, and particularly, warping stiffness is tuned by changing a position where the left torsion bar is coupled to the torsion beam and a position where the right torsion bar is coupled to the torsion beam.

Abstract: The invention relates to a heating, ventilation and/or air-conditioning device (10) for a motor vehicle, which device comprises a housing (26), a cold air region (84), a hot air region (86), an evaporator (36) which is configured to provide a cold air stream (50) in the cold air region (84), and a heating element (34) which is configured to provide a hot air stream (48) in the hot air region (86). Furthermore, the device (10) has a one-piece cross-flow deflection device (38), which is covered by the housing (26) and comprises a mixing device (40) and a cover (42), wherein the mixing device (40) has a plurality of mixing chambers (52), each of which is provided for mixing a part of the cold air stream (50) and a part of the hot air stream (48). The cover (42) here separates the cold air region (84) and the hot air region (86) from each other at least in portions. Furthermore, the cover (42) has a fixing device (74) which is provided for fixing the heating element (34).

Abstract: The present disclosure provides a photosensor structure including a left photosensor located at the left side of a front windshield of a vehicle viewed from the outside of the vehicle, and a right photosensor located symmetrically to the left photosensor. For example, the left photosensor includes two light reception windows located in a width direction of the vehicle to set a lateral incidence angle having a maximum incidence amount in a left-and-right direction of a light source, a dummy portion located on at least one of the two light reception windows between the two light reception windows to set an incidence altitude having a maximum incidence amount in an upward-and-downward direction of the light source, and light reception units located on lower ends of the light reception windows to measure the amount of light received from the light source through the light reception windows.

Abstract: A vehicle-mounted temperature controller used in a vehicle having a motor, a battery, and a PCU is provided with a low temperature circuit and a refrigeration circuit. The low temperature circuit has a battery heat exchanger, a PCU heat exchanger, a radiator, and a chiller, and the cooling water circulates through them. The refrigeration circuit has a condenser and the chiller absorbing heat from the cooling water to the refrigerant, and the refrigerant circulates through them. The low temperature circuit is configured to be able to switch connection states between a first state where the battery heat exchanger and the chiller are connected, the PCU heat exchanger and the radiator are connected, and the battery heat exchanger and the chiller are not connected to the PCU heat exchanger and the radiator, and a second state where the chiller, the PCU heat exchanger, and the radiator are connected.

Abstract: A vehicle cooling system includes a wire harness WH electrically connected to a plurality of heat-exchange target electric devices, a J/B electrically connected to the wire harness and a high-voltage battery, electric device medium pipes routed along a routing path of the wire harness and used for circulation of a heat exchange medium through the heat-exchange target electric devices, and a path switching unit connected to the electric device medium pipes so that the heat exchange medium can be circulated, and configured to form a heat exchange medium path in which the heat exchange medium is circulated through the plurality of heat-exchange target electric devices. The path switching unit is provided in the J/B and forms the heat exchange medium path according to a heat generation state of the heat-exchange target electric devices.

Abstract: A positive temperature coefficient electric heater for a vehicle includes a support part, a control circuitry, and a first and a second radiating layers overlapping one another, each radiating layer having a plurality of heating rods extending from the support part and connected in parallel to the control circuitry. Each radiating layer has a first layer sector and a second layer sector controlled independently of one another. The radiating layers may be controlled independently of one another. In the first radiating layer, the second section of the heating rods is capable of generating greater thermal power than the first section of the heating rods and, in the second radiating layer, the first section of the heating rods is capable of generating greater thermal power than the second section of the heating rods.

Abstract: Disclosed is a heat pump system for an electric vehicle including an outdoor fan configured to blow air to an outdoor heat exchanger, a coolant temperature sensor installed at a coolant line and configured to detect a temperature of a coolant circulating in a power train module or a battery, an outdoor heat exchange sensor installed on one side of the outdoor heat exchanger and configured to detect an outdoor heat exchanger outlet pressure defined as a pressure of a refrigerant passing through the outdoor heat exchanger, and a compressor inlet sensor installed on an intake side of a compressor and configured to detect a compressor inlet temperature defined as a temperature of the refrigerant flowing into the compressor. Whether frost sticking occurs may be determined based on information detected by the coolant temperature sensor, the outdoor heat exchange sensor, and the compressor inlet sensor.

Abstract: An automated manual transmission (AMT) shift shock reduction control method may include a compressor delay control that is configured to keep an operation of a compressor as a non-operation state until a delay time is reached during a shift control, when an air conditioner signal and a shift signal are detected by an Engine Management System (EMS).

Abstract: Disclosed is a heat pump system including a compressor configured to compress a refrigerant, a four-way valve configured to switch a flow direction of the refrigerant discharged from the compressor, an outdoor heat exchanger and an indoor heat exchanger each having one side connected to the four-way valve, an auxiliary heat exchanger connected to the four-way valve by an accumulation pipe and having an internal space filled with a refrigerant from the accumulation pipe, an outdoor pipe extending from the other side of the outdoor heat exchanger, an indoor pipe extending from the other side of the indoor heat exchanger, and a flow pipe branched from an outdoor branch point of the outdoor pipe and extending to an indoor branch point of the indoor pipe.

Abstract: A thermal management system for a vehicle, is configured for efficiently managing the energy necessary for the indoor air-conditioning, the cooling of an electric part, or the cooling and heating of a battery in the field of the thermal management for a vehicle.

Abstract: A method and system for charge management for a battery in a transport refrigeration unit. The method includes configuring the transport refrigeration unit with a plurality of DC power sources operable from a primary power source, connecting a first DC power source as a battery charger operably connected to the battery and configured to provide charging power to the battery, and connecting a second DC power source as a power source for at least one of a controller for the transport refrigeration system and a controller for the battery charger. The method also includes monitoring a voltage of the battery and interrupting the charging of the battery based on the monitoring of a voltage of the battery.

Abstract: An air-conditioning system for a vehicle includes: a blower unit connected to an internal air flow path and an external air flow path and configured to selectively suction or discharge air; a flow path housing configured to guide air suctioned through the blower unit to the interior of the vehicle; a carbon dioxide capture module configured to selectively capture carbon dioxide contained in the air flowing into the flow path housing; and a door disposed between the flow path housing and the carbon dioxide capture module in order to selectively open or close the flow path housing.

Abstract: A visor for use in a vehicle is disclosed. The visor comprises a pivot rod and a carrier arranged over the pivot rod. The visor also comprises a first and second shell being engagable to form a visor body and a vanity arranged therein. The visor also comprises a light base secured to the second shell and a circuit board engaging the light base. The visor also comprises a light emitting diode secured to a surface of the circuit board.

Abstract: On an outer circumferential edge of a closing plate, an elastic fitting portion protruding to an outer side of an inner circumferential edge of a the service hole and fitting with the inner circumferential edge projects with a thickness larger than the plate thickness of the closing plate and extends in the circumferential direction of the outer circumferential edge. The elastic fitting portion is provided with an inner circumferential edge accommodating recessed groove that opens in the center of a protruding end surface of the elastic fitting portion and extends in the circumferential direction to accommodate the inner circumferential edge of the service hole, and the inner circumferential edge of the service hole is clamped between a pair of elastic clamping pieces that face each other with the inner circumferential edge accommodating recessed groove interposed between the pair of elastic clamping pieces.

Abstract: A top of a convertible vehicle having a top linkage which can be displaced between a closed position, in which the top covers a vehicle interior, and a storage position, in which the vehicle interior is uncovered, and which has a linkage arrangement on either side of a vertical longitudinal center plane of the top, each linkage arrangement having a link and a cable guide disposed on the link and serving to guide a tensioning cable. The cable guide may have two shells defining a passage opening and being in contact with the link from opposite sides.

Abstract: The invention relates to a tarpaulin structure for an understructure, such as a truck, trailer, semi-trailer, railway car, dump truck or container, comprising a folding-top frame (16) and a tarpaulin (12) made of weather-resistant material, the folding-top frame (16) includes a plurality of struts (34); at the end, each of the struts has a carriage (32) that is movable along a guide (20), at least one bracket (36) is selectively pivotally connected to a pair of opposite carriages (32; 32?) of the strut or to the strut (34); said bracket (36) forming a tarpaulin folding aid along with a bracket (26; 36) of an adjacent strut (34), of a pair of opposite carriages (32; 32?) or of a stationary part (24) of the folding-top frame (16).

Abstract: A retractable cover system includes laterally spaced apart guide rails that each provide a track on either side of an opening. The retractable cover system further includes a cover that has multiple slats that are configured to interlock with one another in a deployed configuration. The slats are slidable in the tracks between first and second positions within the opening. The slats are stacked onto one another in a stowed configuration. The slats include laterally extending profiles that are complementary to one another and are configured to interlock with one another in a deployed configuration. The complementary profiles are configured to decouple from one another in the stowed configuration.

Abstract: A cover usable with a vehicle furls and unfurls (rolls and unrolls) about a roller of a roller construct. The roller construct slides on a track that is mounted to the vehicle. In a first position, the cover is unrolled to cover a portion of the vehicle, such as a bed of a truck. In a second position, the roller construct slides outwardly and beyond a side of the vehicle to provide cover to an exterior portion on a side of the vehicle. Articulating support members are connected to the cover to support and hold an end of the cover that is opposite the roller construct.

Abstract: A truck bed cover includes rails attached along truck bed side tops, slats residing laterally between the rails, end caps attached to opposite ends of each slat sliding forward and rearward in the rails, and flexible joiner hinges attaching consecutive ones of the slats. A cover holder resided between truck sides against a truck cab. The cover slides into the holder for storage, and rolls into a spiral inside the holder. Each slat includes two end walls and a center wall. The center wall includes a center “C” shaped portion and vertical portions reaching up from the center “C” shaped portion to a slat top surface and down from the center “C” shaped portion to a slat bottom surface. The slat top is cambered to reduce or eliminate water pooling on the cover.

Abstract: An axle subassembly of a trailer of a vehicle includes a wheel bearing having an outer ring mechanically connected to a shaft and an electric drive/generator operably connected to the shaft, wherein the electric drive/generator in a first state is configured to generate electricity from a rotation of the shaft and wherein the electric drive/generator in a second state is configured to drive the shaft, and a controller configured to shift the electric drive/generator unit into the first state and into the second state.

Abstract: An electric vehicle (1) has a battery (2) in an underfloor arrangement. The battery (2) is arranged in a battery space (4) that is delimited by body members (5, 6, 7, 8) of a body (3). The battery space (4) also is delimited at a bottom side of the electric vehicle (1) by way of a protective plate (9). The battery (2) has a connection element (10, 11) at least on a side oriented toward one of the body members (7, 8), and the body member (7, 8) has a recess (12, 13) in which the connection element (10, 11) is arranged.

Abstract: A hybrid vehicle with four drive wheels having: an internal combustion heat engine, which transmits the motion to a first pair of drive wheels and has at least one cylinder provided with at least one intake valve and with an exhaust valve; a turbine, which is designed to be rotated by the exhaust gases; a first electric machine, which is designed to be rotated by the turbine so as to generate electrical energy; a second electric machine, which transmits the motion to a second pair of drive wheels; and a control unit, which is configured to cyclically determine an electric power to be necessarily generated and an electric power generated by the first electric machine and to adjust an opening advance of the exhaust valve depending on the difference between the electric power generated by the first electric machine and the electric power to be necessarily generated.

Abstract: A power transmission apparatus may include a motor/generator having a rotor selectively connectable to an engine output shaft, a first input shaft mounted along an axis of the engine output shaft and fixedly connected to the rotor, a second input shaft external and selectively connectable to the first input shaft, first and second intermediate shafts and an output shaft mounted in parallel with the input shafts, a planetary gear set mounted on the output shaft, having a sun gear fixedly connected to the output shaft, selectively receiving torques from the first and second input shafts and the first and second intermediate shafts, and outputting the shifted torque based on the received torques to the output shaft, and a plurality of gear sets allowing torque flows between the first and second input shafts, the first and second intermediate shafts, and the output shaft.

Abstract: A through the road (TTR) hybridization strategy is proposed to facilitate introduction of hybrid electric vehicle technology in a significant portion of current and expected trucking fleets. In some cases, the technologies can be retrofitted onto an existing vehicle (e.g., a trailer, a tractor-trailer configuration, etc.). In some cases, the technologies can be built into new vehicles. In some cases, one vehicle may be built or retrofitted to operate in tandem with another and provide the hybridization benefits contemplated herein. By supplementing motive forces delivered through a primary drivetrain and fuel-fed engine with supplemental torque delivered at one or more electrically-powered drive axles, improvements in overall fuel efficiency and performance may be delivered, typically without significant redesign of existing components and systems that have been proven in the trucking industry.

Abstract: An apparatus handles at least one fluid in a vehicle, particularly an at least partly electric driven vehicle, comprising at least one essentially plate-shaped formed first distribution element and at least one second distribution element arranged essentially parallel to the first distribution element. The first distribution element and/or the second distribution element include at least one fluid handling element. The first distribution element and the second distribution element include plastics.

Abstract: An active grille shutter arrangement having an assembled modular frame with a plurality of primary frame pieces formed by extrusion. Each one of the plurality of primary frame pieces has a first end, a second end and at least one key slot extending between the first end and the second end. Each of the plurality of frame pieces also includes a hollow bore extending through the each one of the plurality of primary frame pieces forming an aperture at the first end and an aperture at the second end. When the modular frame is assembled there is an upper frame portion and lower frame portion, both formed from one of the plurality of primary frame pieces. The arrangement also includes a number of alternate frame and vane pieces that allow several different active grille shapes and configurations to be formed.

Abstract: An exhaust gas purification device includes a pre-oxidation catalyst disposed in an exhaust gas passage and a muffler that is provided in such a manner as to surround the pre-oxidation catalyst, and discharges exhaust gas while reducing noise. The muffler has an inlet which is connected to an upstream side exhaust pipe and an outlet which is connected to a downstream side exhaust pipe. The exhaust gas purification device includes a downstream side purification device that is disposed in the exhaust gas passage, and accommodates a second oxidation catalyst and a particulate matter removing filter. The exhaust gas is discharged to the atmosphere after the exhaust gas flows through the downstream side purification device.

Abstract: A transmission may include a housing and also a power electronics module, the power electronics module including a carrier element with at least one power switching element with a cooling surface and also a cooling body, which may be connected in a thermally conductive manner to the cooling surface of the at least one power switching element. The housing may have an oil space for at least partially accommodating transmission components. The power electronics module may be at least partially arranged inside the oil space of the transmission.

Abstract: A gearbox operating system shifts between 2-wheel and 4-wheel drive. The system includes a reversible motor, and a reduction gear train that is configured to be driven by the motor to move a plunger between extended and retracted plunger positions that shifts gears. A printed circuit board has at least two Hall effect sensing circuits. A magnet is carried by the reduction gear train and is rotationally movable relative to the Hall effect sensing circuits. A first Hall effect sensing circuits provides a first output signal indicative of the extended plunger position. A second Hall effect sensing circuits provides a second output signal that is indicative of the retracted plunger position. A controller monitors the two Hall effect sensing circuits to determine if a desired plunger position has been achieved and trigger an error code if the desired plunger position has not been achieved within a predetermined response time.

Abstract: An object of the invention is to provide an information display device that displays information in a vehicle, can reduce the movement of the viewpoint of a viewer, and can obtain a large amount of image information. In order to achieve the object, there is provided an information display device that displays information in a vehicle and includes a first information display device that displays image information of a virtual image using reflection from a windshield of the vehicle, a second information display device that scans the windshield with laser light using a MEMS element to obtain a real image, and a third information display device using an instrument panel of the vehicle.

Abstract: A projection unit is configured to provide at least one of a first image adapted to be presented to the inside of a vehicle and a second image adapted to be presented to the outside of the vehicle. A dimming film is configured to be placed in at least one of a first state in which first light corresponding to the first image is directed to the inside of the vehicle and a second state in which second light corresponding to the second image is directed to the outside of the vehicle. A control unit is configured to place the dimming film in the first state when the first image is provided, and to place the dimming film in the second state when the second image is provided.

Abstract: A contextual based control interface system for a driver of a vehicle allowing a user to provide user input to more than one function, or sub-system, of the vehicle using a single input device. A display shows the selectable options for a present vehicle sub-system based on a present usage context. If a vehicle sub-system or a specific function is selected, the selectable control options for that vehicle sub-system is shown on the display. The displayed selectable options are visually distributed in the same way as the at least two user input zones. The user does not have to direct his/her line of sight directly onto the input device in order to understand how to move the finger to select one of the selectable options. The user input zones may be separated by 3-dimensional structures that provide guidance for the user's finger when moving it across the input device.

Abstract: A brake force control apparatus allocates all of required brake force to a target front wheel friction brake force when the required brake force is equal to or smaller than a maximum regeneration brake force. The apparatus decreases the target regeneration brake force by a first predetermined amount at a first time point at which a front wheel acceleration varies from a value larger than a first acceleration threshold to a value equal to or smaller than the first acceleration threshold. The apparatus increases the target regeneration brake force in such a manner that the target regeneration brake force coincides with the required brake force, if the front wheel acceleration becomes larger than a second acceleration threshold in a period from the first time point to a second time point at which a predetermined time elapses from the first time point.

Abstract: A propulsion system for an electric vehicle comprising a high voltage battery unit having a first high voltage battery connected in series with a second high voltage battery, which may also be referred to as a first and second battery bank, and one or more power inverters arranged to connect the battery banks to one or more electric machines. The one or more power inverters and the one or more electric machines are configured to form a first and a second three-phase system, and the system and method relates to fault handling if a fault is detected in one of the first and second three-phase system. The architecture incorporating dual battery banks, and dual and/or multiphase inverters and electric machines can provide enhanced redundancy and limp home functionality in cases where a fault or error occurs in the inverter and/or in the electric machine so that a faulty three-phase system can be operated in a safe pulse-off mode.

Abstract: A battery monitoring device includes temperature detectors that detect respective temperatures of battery elements in a battery of an electric vehicle. The temperature detectors each include first and second detection circuits, a comparator circuit, and first and second output terminals. The first detection circuit detects a temperature in a first temperature range and generates a first detection signal. The second detection circuit detects a temperature in a second temperature range and generates a second detection signal. The comparator circuit compares a detection output signal with a threshold and generates a flag signal indicative of the presence or absence of an abnormal event. The detection output signal and the flag signal are outputted through a first output terminal and a second output terminal, respectively. Each of the temperature detectors switches the detection output signal between the first detection signal and the second detection signal on the basis of the flag signal.

Abstract: A robotic cleaner includes a cleaning assembly for cleaning a surface and a main robot body. The main robot body houses a drive system to cause movement of the robotic cleaner and a microcontroller to control the movement of the robotic cleaner. The cleaning assembly is located in front of the drive system and a width of the cleaning assembly is greater than a width of the main robot body. A robotic cleaning system includes a main robot body and a plurality of cleaning assemblies for cleaning a surface. The main robot body houses a drive system to cause movement of the robotic cleaner and a microcontroller to control the movement of the robotic cleaner. The cleaning assembly is located in front of the drive system and each of the cleaning assemblies is detachable from the main robot body and each of the cleaning assemblies has a unique cleaning function.

Abstract: A propulsion system for an electric vehicle, the system comprising a high voltage battery unit having a first high voltage battery connected in series with a second high voltage battery such that a nominal operating voltage of the high voltage battery unit is the sum of a voltage of the first high voltage battery and a voltage of the second high voltage battery; at least one power inverter arranged to connect the high voltage battery unit and the first high voltage battery to at least one electrical machine; wherein the power inverter is configured to distribute energy generated by the at least one electrical machine to the first and second high voltage battery to balance a state of charge of the first and second high voltage battery.

Abstract: An electric vehicle (10) has a traction battery (16), an electric traction motor (12) and a motor power electronics system (14) that feeds electrical energy to the traction motor (12) and is electrically connected to the traction battery (16). A coil-free, two-wire power ripple filter (20) having two line sections (22, 22?) is arranged between the motor power electronics system (14) and the traction battery (16). Each two line section each is formed by a conductor core (28) and a conductor insulator (24). Each conductor insulator (24) has a thickness (D) of at least 1.0 mm and each is connected conductively to the vehicle ground (30) by way of an electrical ground connection (31, 32). The ohmic resistance of the ground connection (31, 32) between the conductor insulator (24) and the vehicle ground (30) is in each case at most 10 mOhms.