1895 results about "Variator" patented technology

A drive unit has first and second electrical machines arranged axially parallel, a manual gearbox arranged axially parallel to the electrical machines, a differential, a drive shaft, an output shaft, and a positive-locking shift unit having a first shift element, a second shift element, and a sliding sleeve displaceable via a first actuator into one of three shift positions. In a first shift position, the first shift element is closed and the second electrical machine is connected to the drive shaft with an actuating effect; in a second shift position, both shift elements are open and the second electrical machine is decoupled from the gearbox; in a third shift position, the second shift element is closed and the second electrical machine is connected to the output shaft with an actuating effect. The drive shaft is hollow, and the output shaft is arranged within the drive shaft.

Methods and systems are provided for a transmission. In one example, the transmission includes electric motor arranged on both sides thereof. In at least one example, electric motors on opposite sides of the transmission are coupled to a single input shaft.

An electric drive for a vehicle comprises: an electric machine, a stator connected to a housing and comprising stator end-windings, a rotor rotatable relative to the stator, and a driveshaft connected to the rotor; a transmission to transmit a rotary movement from the driveshaft to a driveline; a sump containing fluid to cool and / or lubricate the electric machine and the transmission; a hydraulic arrangement comprising at least one bi-directional pump, a first suction line hydraulically connected with the pump, a stator path for cooling the stator, a second suction line connected with the pump, and a transmission path for cooling the transmission; a valve arrangement with multiple valves configured such that fluid is either supplied from the sump through the first suction line to the stator path, or through the second suction line to the transmission path.

Methods and systems are provided for an electric axle. The electric axle system includes, in one example, an electric machine, a multi-speed transmission that is rotationally coupled to the electric machine, rotationally coupled to two output shafts, and including a Ravigneaux gear set rotationally coupled and positioned coaxial to a differential. The electric axle system further includes a mode clutch configured to selectively ground a carrier or a ring gear in the Ravigneaux gear set, ground a sun gear in the Ravigneaux gear set, and couple the carrier or the ring gear to the sun gear in the Ravigneaux gear set.

A method of lubricating a transmission system including: scavenging, via a lubrication tube of a lubrication system disposed within the transmission system, oil from at least one of a plurality of gears; directing the scavenged oil from the lubrication tube to a plurality of oil conduits extending from the lubrication tube; and translating a shift assembly in a longitudinal direction such that the shift assembly actuates a plurality of poppet valve assemblies disposed in the plurality of oil conduits between a closed position and an open position. The scavenged oil circumventing the plurality of poppet valve assemblies in the open position and the plurality of poppet valve assemblies form a seal with the plurality of oil conduits in the closed position.

A parking pawl module (10) comprises: a first sun gear (230a); a first actuator (100) configured to actuate the first sun gear (230a); a transmission (200) comprising: a transmission housing (210); at least one transmission gear carrier (220, 220a, 220b) received by the transmission housing (210), wherein the at least one transmission gear carrier (220, 220a, 220b) has a first carrier side (221a) and a second carrier side (221b); at least a plurality of planet gears (222, 222a, 222b) which are supported on the first support side (221a) of the at least one gear carrier (220, 220a, 220b), wherein the at least plurality of planet gears (222, 222a, 222b) are in mesh with the first sun gear (230a); and an actuating element (240, 240c) which is connected to the transmission (200);a toggle lever (310) defining a lever opening (254) configured to receive the actuating element (240, 240c) and to allow movement of the actuating element (240, 240c) within the lever opening (254); and a shaft (314) attached to the toggle lever (310); wherein the first actuating member (100) controls a rotary movement of the at least one gear carrier (220, 220a, 220b), the plurality of planet gears (222, 222a, 222b), and the actuating element (240, 240c), and a linear movement of the toggle lever (310) and the shaft (314).

A control module for a vehicle with at least one electric motor and a transmission is provided. The control module has a housing for receiving a transmission control electronics unit and an inverter electronics unit for controlling an electric motor, and a heat sink. The heat sink is disposed between a housing upper part and a housing lower part in such a manner that the heat sink forms part of the housing. The housing lower part and the heat sink form a medium-tight cavity for receiving the inverter electronics unit. The transmission control electronics unit is surrounded by a plastic casing. The transmission control electronics unit with the plastic casing forms the housing upper part. The housing upper part is connected to the heat sink in a thermally conductive manner such that a heat transport from the transmission control electronics unit to the heat sink takes place.

An all-terrain vehicle (ATV) has a frame having front and rear ends, an internal combustion engine connected to the frame, the engine including a front portion and a rear portion, a single cylinder defining a cylinder axis, an air intake port defined in the front portion facing towards the front end of the frame, and an exhaust port defined in the rear portion facing towards the rear end of the frame. The ATV further has an exhaust assembly fluidly connected to the exhaust port. The exhaust assembly extends from the engine towards the rear end of the frame. The ATV further has a continuously variable transmission operatively connected to the engine, which includes a primary pulley being operatively connected to the engine, a secondary pulley, a drive belt looped around the primary and secondary pulleys, and a housing enclosing the primary pulley, the secondary pulley, and the drive belt.

An electromechanical actuator including an electric motor housed in a housing, the electric motor acting on a torque output element capable of being coupled to an element of a transmission gearbox of a motor vehicle. The torque output element is connected to the electric motor by drive means, and the torque output element is a main shaft configured to rotate about its axis of rotation with a first end and a second end. The actuator further includes a circuit board located in the housing, the circuit board comprises a sensor which faces a magnet mounted on a support coupled to the second end of the main shaft by means of a first swivel-linear mechanism.

A relay unit comprises first interface circuitry, second interface circuitry, and controller circuitry. The first interface circuitry is configured to be electrically connected to an assist drive unit of a human-powered vehicle. The assist drive unit is configured to assist propulsion of the human-powered vehicle. The second interface circuitry is configured to be electrically connected to a transmission device of the human-powered vehicle. The transmission device is configured to execute a gear shifting of the human-powered vehicle. The controller circuitry is electrically connected to the first interface circuitry and the second interface circuitry. The controller circuitry is configured to receive information relating to the human-powered vehicle from a sensor configured to detect the information. The controller circuitry is configured to change a timing of the gear shifting of the transmission device based on the information.

The invention provides a transmission and an all-terrain vehicle adopting the transmission. A driving bevel gear and a gear shaft of the transmission have good connection stability. The transmission includes a housing, an output shaft assembly, and a bearing pack. The housing includes a housing body and an end cap. A matching cavity is defined by the shell body and the end cover. The shell body is provided with a communication port for communicating the matching cavity and the containing cavity. The output shaft assembly comprises a gear shaft, a transmission gear and a driving bevel gear. The gear shaft penetrates through the communication opening of the shell body. The first end of the gear shaft is located in the containing cavity. And the transmission gear and the driving bevel gear sleeve the gear shaft. The bearing set comprises a first ball bearing, a second ball bearing and a thrust bearing. The first ball bearing is located at the first end, and the gear shaft abuts against the shell body in the second axial direction through the first ball bearing. The second ball bearing is located at the communication port. The thrust bearing is located at the second end, and the gear shaft abuts against the end cover in the first axial direction through the thrust bearing.

A work machine having an attachment, a frame, an engine, a ground-engaging mechanism, and a hydrostatic transmission operable in an economy mode. The work machine includes a controller to automatically control detection of: an economy mode signal from the hydrostatic transmission and the engine being operable in an economy mode, a grade control signal from the attachment, and an engine load for a designated time period. When the economy mode and the detected grade control signal are active, the controller determines the detected engine load is greater than a maximum load threshold, then a power management parameter is set to a maximum. When the detected engine load is less than the maximum load threshold, then the power management parameter is set to a minimum. If a previous forward pass increased the power management parameter to the maximum, then in a reverse direction of travel, the power management parameter is unchanged.

The present invention relates to a hybrid drive system (1) of a motor vehicle. The hybrid drive system (1) comprises an internal combustion engine (10) and a transmission (20), wherein the internal combustion engine (10) has an output shaft (11) and the transmission (20) has an input shaft (21), wherein the hybrid drive system (1) comprises an axial flux machine (30), wherein the axial flux machine (30) has a stator (34) and a rotor (31) rotatable relative to the stator with at least one rotor disk, wherein the hybrid drive system (1) comprises a dual-mass flywheel (70), wherein the output shaft (11) of the internal combustion engine (10) is rotationally fixedly coupled to a first flywheel of the dual-mass flywheel (70), wherein the rotor (31) of the axial flux machine (30) is rotationally fixedly coupled to a second flywheel of the dual-mass flywheel (70), and wherein the input shaft (21) of the transmission (20) is connected to the rotor (31) of the axial flux machine (30). is coupled in a rotationally fixed manner.

The present invention relates to a hybrid drive system (1) of a motor vehicle. The hybrid drive system (1) comprises an internal combustion engine (10) and a transmission (20), wherein the internal combustion engine (10) has an output shaft (11) and the transmission (20) has an input shaft (21), wherein the hybrid drive system (1) comprises an axial flux machine (30), wherein the axial flux machine (30) comprises a stator (34) and a rotor (31) rotatable relative to the stator with at least one rotor disk (32), wherein the axial flux machine (30) is arranged between an engine block (16) of the internal combustion engine (10) and a transmission housing (26) of the transmission (20).

A user may select a first drive mode or a second drive mode for a hybrid vehicle having the hybrid powertrain from a user interface. The hybrid powertrain may include: a motor-generator unit, a battery electrically connected to the motor-generator unit, an engine, a flywheel engageably connected to the engine and the motor-generator unit; and a transmission engageably connected to the flywheel and the motor-generator unit. The selected drive mode may be sent to a controller connected to the hybrid powertrain. The controller may divert energy from the flywheel based on the state of charge of the battery and the selection of either the first drive mode or the second drive mode. In the first drive mode, the controller diverts energy from the flywheel to the transmission, and in the second drive mode, the controller diverts energy from the flywheel to the motor-generator unit to charge the battery.

Transmission (210) for a vehicle (1201) with a drive shaft (221) and an output shaft (222), with an automatic transmission (213) composed of a plurality of planetary gear sets for switchable adjustment of a plurality of speed ratios between a speed of the drive shaft (221) and a speed of the output shaft (222), and with a reversing unit (215) connected in series in a drive connection between the drive shaft (221) and the output shaft (222) to the automatic transmission (213) for switchable adjustment of a reversal of the direction of rotation acting on the plurality of speed ratios between a direction of rotation of the drive shaft (221) and a direction of rotation of the output shaft (222), characterized in that the transmission (210) has a transmission housing (225; 441, 443, 545) in which the automatic transmission (213) and the reversing unit (215) are jointly arranged are that the gearbox housing (225;441, 443, 545) a housing wall (441, 545) extending continuously in the direction of extension of the drive shaft (221) and the output shaft (222) and enclosing the automatic transmission (213) and the reversing unit (215), and a housing cover (443) closing the housing wall (441, 545) on the side of the output shaft (222), wherein the output shaft (222) extends through an opening in the housing cover (443).

The invention relates to a method for controlling an automatic transmission of a motor vehicle, wherein the automatic transmission can be switched into several different gears, comprising the following steps: - Operation of the motor vehicle while the automatic transmission is switched to an output gear (S1); - Detection of an increase in power requested by a motor vehicle's drive system (S2); - Determining whether a gear change of the automatic transmission is necessary to provide the requested power (S3); and characterized by a - Prevention of gear changes depending on one or more traffic rules on a section of road which the motor vehicle is expected to travel on in the future (S4).

The invention relates to a lubricant shielding element (315) for a gearbox (215), the gearbox (215) comprising a housing (310) with a lubricant collection chamber (300), a lubrication chamber (305) and a component to be lubricated, wherein the component to be lubricated is arranged in the lubrication chamber (305), and wherein the lubricant shielding element (315) is configured to spatially separate the lubricant collection chamber (300) from the lubrication chamber (300), characterized in that the lubricant shielding element (315) has a through-opening (330) for fluidic connection of the lubricant collection chamber (300) with the lubrication chamber (305), wherein a bimetallic closure (340) is arranged at the through-opening (330) which is configured to release the fluidic connection when a threshold temperature is undershot.Furthermore, the invention relates to a transmission (215) for an electric drive axle (115) of a motor vehicle (100), an electric drive axle (115) for a motor vehicle (100) and a motor vehicle (100) with such an electric drive axle (115).

The application relates to the technical field of new energy commercial vehicle chassis, and particularly discloses a vehicle with a modular hydrogen fuel cell heavy truck arrangement structure, which comprises a power system, an energy storage module system and a driving system. The power system is arranged with a flattened high-low temperature cooling integrated sub-module, a fuel cell engine and an accessory module, and an air conditioner and waste heat recovery system integrated sub-module. The energy storage system is arranged with a side-hung hydrogen bottle sub-module, a rear hydrogen bottle sub-module, a multi-in-one controller integrated sub-module, a high-voltage accessory integrated sub-module, a low-voltage accessory integrated sub-module and a power battery sub-module. The driving system adopts an electric drive axle module integrated scheme, and the electric drive axle module is integrated with a driving motor, a motor controller, a transmission and a drive axle. The functions and structures of the sub-module systems are highly integrated, and the integrated and lightweight levels are high. The integrated arrangement of the modules is not restricted by market conditions, vehicle types, cab types and the like, and the universality and interchangeability levels of the components are greatly improved.

Gear arrangement (10) comprising: - a case (13), - a gearbox (17), - a drive (15) with a drive element (16) for the gearbox (17), and - a drive (18) coupled to the drive (15) via the gearbox (17) with an interface (19) to a spindle nut (12) for a spindle (11) or to a spindle (11) for direct coupling with the spindle (11), wherein the drive (15) has a drive axis (20) and the spindle nut (12) or spindle (11) has a rotation axis (21), wherein the drive axis (20) is identical to the rotation axis (21) and both form a central rotation axis (22), wherein the gearbox (17) is arranged concentrically to the central axis of rotation (22) and serves as the output (18), and wherein the transmission (17) has an outer ring (24) and an elastic transmission element (25) with a bearing (26) and a central transmission axis which is identical to the central axis of rotation (22), and wherein the gear assembly (10) with the drive (15), the gear (17) and the spindle nut (12) is arranged in the housing (13) and wherein the spindle nut (12) is rotatably mounted in the housing (13) via a further bearing (28).

Hybrid turbomachine comprising: an input shaft (a26) configured to be driven by a low-pressure turbine (102); an output shaft (a64) to drive an electric machine (104) and another output shaft (a64') to drive another electric machine (104'); a speed variator (106) to adjust the speed of each output shaft (a64, a64') according to a speed of the input shaft, comprising: a first planetary gear train (T1) having, at the input, a planet carrier (108) connected to the input shaft, a ring gear (112) and a planet (110); at the output, a first sun gear (130) connected to said output shaft, a second planetary gear train (T2) having, at the input, the ring gear (112) and another planet (120); At the output, a second sun (140) is connected to the other output shaft, and a means (MB) is provided for locking or freeing the crown. Figure for the abbreviation: Fig. 1

Method for controlling a hybrid powertrain system (20) for a vehicle (100) comprising an internal combustion engine (40) and an electric machine (34, 36) mechanically coupled via a transmission (50) to generate mechanical power transferable to a powertrain and electrical energy, wherein the electrical energy is storable on an energy storage device (25), the method comprising: Determining an operator-selected mode and charging operation for the energy storage device (25); for the operator-selected mode and charging operation for the energy storage device (25): Determining a first speed / load range at which the internal combustion engine (40) is in an OFF state, wherein the first speed / load range is defined by the output torque and the vehicle speed, Determining a second speed / load range which has a speed preferred for the operation of the internal combustion engine (40), wherein the second speed / load range is defined by the output torque and the vehicle speed and wherein the preferred speed is essentially not perceptible in a passenger compartment of the vehicle (100); Determining an output torque requirement and a current vehicle speed; Operating the internal combustion engine (40) at the preferred engine speed, which is not perceptible in the passenger compartment, when the output torque requirement and the current vehicle speed are within the second operating range; and Controlling the electric machine (34, 36) and the internal combustion engine (40) to work together to generate the output torque in response to the output torque request when the output torque request is greater than a maximum output torque state associated with the vehicle speed of the second operating range.

The application discloses a hydraulic control cog-type clutch four-wheel drive mechanism and a working method thereof, and belongs to the technical field of four-wheel drive mechanisms.The hydraulic control cog-type clutch four-wheel drive mechanism comprises a four-wheel drive piston and a hydraulic cylinder forming a sealed hydraulic cavity, wherein the hydraulic cavity is connected with a main oil path, the main oil path is provided with a switch valve, and the main oil path supplies oil to the hydraulic cavity when the switch valve is opened; the hydraulic cylinder is provided with an oil discharge hole; the oil discharge hole is communicated with the hydraulic cavity and discharges oil to a gearbox; the end faces of the four-wheel drive piston and the four-wheel drive output shaft are respectively provided with trapezoidal teeth capable of being engaged; the four-wheel drive output shaft is connected with a transmission output shaft through a mandrel; and the mandrel and the transmission output shaft realize radial positioning constraint of the four-wheel drive output shaft through a cylindrical roller bearing.The four-wheel drive piston is controlled by hydraulic pressure, the four-wheel drive piston and the four-wheel drive output shaft are combined or separated, power switching between two-wheel drive and four-wheel drive is realized, the tooth part structure of the cog-type clutch is designed, the cog-type clutch realizes self-centering function through the tooth end face inclination angle, and the mechanism realizes stable engagement, accurate limiting and self-locking function.

The invention discloses a control method of a transmission heating system, the heating system and a vehicle. The method comprises the steps that under the condition that it is confirmed that a vehicle is powered on, temperature information of lubricating oil in a transmission and electric quantity information of a battery of the vehicle are obtained; based on the temperature information, whether lubricating oil in the transmission meets preset working conditions or not is judged, and a judgment result is obtained; based on the judgment result and the electric quantity information, a control strategy set is generated, and the control strategy set is used for controlling the heating assembly to heat the lubricating oil. The technical problem that in the prior art, when the hybrid automatic transmission is in cold start operation in the low-temperature environment, the temperature rising speed is low is solved.

The invention relates to a hand-held power tool (100) having: a housing (110); a drive motor (114) comprising a drive shaft (116); a transmission (118) which can be driven by means of the drive shaft (116), the transmission (118) having a transmission housing (119), a transmission cover (126) and a ring gear (129), and the transmission cover (136) closing at least portions of the transmission housing (119); and a tool holder (150) for receiving an insert tool (140), wherein the tool holder (150) can be driven by means of the transmission (118). It is proposed for the transmission cover (136) to at least partially engage in the ring gear (129).

This utility model relates to the field of automotive repair technology, specifically to a transmission housing cleaning machine, including a cleaning tank. A connecting pipe is fixedly connected to the top of the cleaning tank, and a rotating assembly is provided at the bottom of the connecting pipe. The rotating assembly includes a first retaining ring, the inner ring of which is fixedly fitted onto the outer edge of the bottom of the connecting pipe, and the side surface of which is fixedly fitted onto the inner ring of a movable ring. The beneficial effect of this device is that, through the upper split pipe, the first upper nozzle, and the second upper nozzle, when the first and second upper nozzles, which have an inclined angle, spray cleaning fluid to clean the transmission housing, utilize the reaction force to cause the upper split pipe and the side split pipe to rotate. This eliminates the need to independently drive the transmission housing to rotate, ensuring thorough cleaning while reducing the required rotating structure and drive motor. Therefore, it avoids reduced assembly efficiency, high energy consumption, and corrosion of the transmission structure.

A vehicle controlling method is for a vehicle which comprises an engine, a driving motor connected to the engine, a first clutch connected between the engine and the driving motor, a start motor connected to the engine, a transmission connected to the driving motor, and a second clutch connected between the driving motor and the transmission.

This invention provides a transmission and a vehicle. The transmission includes a drive shaft (10), a transmission mechanism (20), and a shifting mechanism (30). The drive shaft (10) drives the transmission mechanism (20) to rotate. The transmission mechanism (20) includes a planetary gear assembly (21) mounted on the drive shaft (10) and a plurality of gear rings (22) mounted on the outside of the planetary gear assembly (21). The gear rings (22) have engagement grooves (23) on their outer sides. The shifting mechanism (30) includes a shift sleeve (31) and a pawl (32). When the shift sleeve (31) is rotated to the shift position, it drives the pawl (32) to engage in the engagement grooves (23) of one or more gear rings (22) to restrict the rotation of the corresponding gear ring (22), thereby changing the transmission path of the transmission mechanism (20). The transmission provided by this invention can reduce the space occupied by the shifting mechanism, thereby reducing the size of the transmission.

The utility model provides a mould pressing tile turnover system which comprises a placing frame, a turnover device, a power device, a conveying device and a control device, the turnover device comprises a rotary drum with a plurality of rotary vanes, the rotary drum is fixed on the placing frame through a shaft and a bearing, and one end of the shaft is connected with the power device in a meshed mode. The power device comprises a gear and a transmission, and prevents the mould pressing tiles from being thrown out due to too high speed of the turnover device; the two sets of conveying devices are arranged on the two sides of the overturning device correspondingly and comprise belt pulley devices and transmission devices. The belt pulley device is used for conveying the molded tiles through a belt, and the conveying device provides certain supporting force for the belt to prevent the tiles from falling off; a mould pressing tile placing cavity is formed between the rotating blades, after a mould pressing tile enters the placing cavity, the power device drives the turnover device to turn over, one side, needing to be glazed, of the mould pressing tile is turned over to the upper side, and then the mould pressing tile is conveyed to the next working procedure through the conveying device at the other end; the control device can control the speed of the conveying device and the speed of the turnover device to be kept consistent.