82 results about "Power take-off" patented technology

The invention discloses an improved power output device, which relates to the technical field of mechanical transmission and comprises a shell, a rotating unit and a damping unit, a partition plate in the shell is divided into a first working cavity and a second working cavity, an input shaft and an output shaft which are coaxial are rotatably arranged on the two sides, and an eccentric shaft is rotatably arranged on the partition plate. The rotating unit is arranged in the second working cavity; the multi-stage transmission assembly is connected with the motor and the eccentric shaft; the damping unit is arranged in the first working cavity, the torsion transmission plate is clamped between the two damping plates, and the damping plates and the torsion transmission plate are connected through the springs. The torsion transmission plate is connected with a transmission plate through a transmission shaft, the transmission plate is connected with an output shaft and an input shaft through a one-way clutch, and the output shaft is provided with a belt pulley; multi-spring circumferential array damping is achieved, high-frequency large loads are adapted, and the service life of parts is prolonged; the ratio is adjustable through multi-stage transmission, power supply is stable through a built-in wire, and the multi-power requirement is met; the modular cavity and the top cover are designed, so that the maintenance is convenient; the one-way clutch and the belt pulley expand the scene, and the transmission stability and practicability are remarkably improved.

The invention provides a mechanical boomerang launching device and a using method thereof, and belongs to the technical field of boomerang launching. The launching device comprises a base, a rotating device, a dart body adapting device, a power output device and an angle adjusting device. A sliding rail, a descending groove and a buckle are arranged on the upper surface of the base, a plurality of grooves are formed in the lower surface of the base at intervals, and the grooves are matched with an angle adjusting device to achieve angle adjustment of the base. The rotating device is used for generating an angular velocity before the boomerang is launched; the dart body adapting device is used for installing and limiting the boomerang; the power output device is used for providing linear speed; the angle adjusting device is used for adjusting the launching elevation angle, and accurate setting of the launching elevation angle is achieved. Through mechanical angular velocity, linear velocity and launching angle control, the rotation success rate, launching stability and safety of the boomerang can be remarkably improved, and the boomerang is suitable for test and competitive occasions.

The hydraulic excavator includes: a power take-off (PTO); an engine connected to the PTO; a swing hydraulic pump connected to the PTO and driven by the engine; a swing hydraulic motor driven by hydraulic oil discharged from the swing hydraulic pump; a first main oil passage connecting the first outlet of the swing hydraulic pump to the first inlet of the swing hydraulic motor; a second main oil passage connecting the second outlet of the swing hydraulic pump to the second inlet of the swing hydraulic motor; a neutral holding valve disposed in the first and second main oil passages for controlling the flow of hydraulic oil; a regenerative energy absorption device connected to the PTO and absorbing regenerative energy generated by the hydraulic oil supplied from the swing hydraulic motor to the swing hydraulic pump via the outlet throttling opening of the neutral holding valve; and a valve control unit that controls the area of ​​the outlet throttling opening based on the state of the regenerative energy absorption device.

The utility model relates to a double-speed transmission. The transmission includes: a transmission housing; an input shaft; an intermediate shaft; an output shaft; the power output device is fixed on the transmission shell through a bolt and is coupled with the input shaft through a gear; and two gear ratios, the two gear ratios coupling the input shaft with the output shaft. The transmission may cause a single motor to push the vehicle and drive an external load when not pushing the vehicle.

Methods and systems for a powertrain system. The powertrain system includes a first traction motor and a reduction planetary gear set rotationally coupled to the first traction motor. The powertrain system further includes a power take-off (PTO) that is configured to attach to an implement, and an input shaft rotationally coupled to the first traction motor and a transmission, where the reduction planetary gear set has a grounded component.

A vehicle includes a chassis and an axle assembly coupled to the chassis. The axle assembly includes: a drive shaft, a tractive element coupled to the drive shaft, a power take off, an electric motor configured to drive the drive shaft and the power take off; and a housing coupled to the chassis and at least partially containing the electric motor, the drive shaft, and the power take off.

A method for a turbomachine having a high-pressure shaft driving a high-pressure electric machine and from which a high-pressure power taken off and a low-pressure shaft driving a low-pressure electric machine and from which a low-pressure power is taken off, the generation mode corresponding to a predetermined sharing of power between the high-pressure power and the low-pressure power and the assistance mode corresponding to a request for injection of an additional power into the high-pressure shaft or the low-pressure shaft, a method in which, to reach the requested additional power, when the high- or low-pressure power takeoff is interrupted and the high- or low-pressure electric machine respectively driving the high- or low-pressure shaft whose takeoff is interrupted enters motor mode.

The embodiments of the present application relate to the technical field of power transmission. Disclosed are a powertrain and a tractor. The powertrain can be applied to new energy architectures. The powertrain comprises a first electric motor, a second electric motor, and a gearbox, which comprises a first driveshaft, a second driveshaft, a rear axle driveshaft, a first power transmission structure, a second power transmission structure, a first driving gear, a first driven gear, at least one second driving gear and at least one second driven gear, wherein the rear axle driveshaft is configured to connect to a rear axle; one end of the first driveshaft is configured to connect to a power take-off, and the other end of the first driveshaft is connected to the first electric motor; the first driveshaft is connected to the first driving gear; the second driveshaft is connected to the second electric motor; the second driveshaft is connected to each second driving gear; the first driving gear meshes with the first driven gear; and each second driving gear meshes with one second driven gear.

The utility model relates to the technical field of engines, in particular to a non-contact electric control same-magnetic-pole reverse thrust power device which comprises a support, a crankshaft is rotatably arranged at the bottom of the support, an electromagnetic thrust device is arranged at the top of the support, a cylinder body is fixedly arranged in the middle of the support, a plurality of cylinder holes are formed in the cylinder body, and the cylinder holes are communicated with the crankshaft. Cylinder holes are formed in the support, pistons are arranged in the cylinder holes in a sliding mode, the bottoms of the pistons are rotationally connected with the tops of connecting rods, the bottoms of the connecting rods are rotationally connected with a crankshaft through bearings, a power output device fixedly connected with the crankshaft is arranged on the outer side of the support, and the electromagnetic pushing device is used for driving the multiple pistons to reciprocate in the cylinder holes at intervals. The power supply is used as power, diesel oil and gasoline are not used as fuel, energy conservation and carbon reduction are facilitated, and environmental protection is achieved. According to the utility model, the generated noise is less than 50 decibels, and the noise is relatively low.

The utility model discloses a transmission assembly, a power transmission device and a vehicle, the transmission assembly comprises a power shaft, a driven gear, a transmission part and a buffer part, a driving gear is arranged on the power shaft, the driving gear is suitable for being meshed with a power output device, a matching section is formed on the power shaft, and the driven gear is arranged on the matching section in a sleeving mode; the driven gear can rotate relative to the matching section, a first circumferential matching part is arranged on the driven gear, the transmission part is arranged on the matching section and rotates synchronously with the power shaft, a second circumferential matching part is arranged on the transmission part, and the second circumferential matching part and the first circumferential matching part are arranged correspondingly. When the driven gear moves in the circumferential direction relative to the matching section, the first circumferential matching part and the second circumferential matching part get close to each other or get away from each other, the buffering piece is connected between the first circumferential matching part and the second circumferential matching part, and the buffering capacity of the transmission assembly can be improved.

The present invention relates to an unloading system for a bulk tank trailer for unloading dry bulk material from a bulk product trailer configured to be towed by a vehicle. The discharging system comprises a centrifugal compressor and a speed increaser. The speed increaser comprises a gearbox and a traction driving device which are connected in series. The centrifugal compressor is configured to deliver compressed air to force the dry bulk material out of the bulk product trailer and to deliver the dry bulk material to the storage tank. A power take-off of the vehicle provides rotational motion to the discharge system. A speed increaser is disposed between the centrifugal compressor and the PTO and is configured to increase the speed of the rotational motion provided by the PTO to achieve an operating speed at which the compressor is used to discharge different types of dry bulk material.

Powertrain, including: a drive axle; a transmission connected to the drive axle, wherein the transmission comprises a transmission train, the transmission train comprising an input gear, an intermediate gear, a PTO output gear and a disconnect clutch configured to selectively couple the intermediate gear to the drive axle; an electric motor, wherein the electric motor is mounted on the transmission in the longitudinal direction of the vehicle and coupled to the input gear; and a power take-off device that is mounted on the gearbox next to the electric motor and coupled to the PTO output gear.

1. The name of the design product: rear drive device (recycle motion type seedling raising equipment). 2. The use of the design product: power output device for recycle motion type seedling raising equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

An airport rescue fire fighting vehicle includes a chassis, a front axle coupled to the chassis, a rear axle coupled to the chassis, an energy storage device, a water tank, a water turret, an electromechanical transmission configured to drive at least one of the front axle or the rear axle, with the electromechanical transmission including a plurality of electric motors, a gear train coupling the plurality of electric motors, and a power-take-off, a pump system configured to pump water from the water tank to the water turret, and a hydrostatic drive. The hydrostatic drive includes a hydrostatic pump coupled to the power-take-off, and a hydrostatic motor fluidly coupled to the hydrostatic pump, with the hydrostatic motor coupled to the pump system. The hydrostatic pump is driven with the power-take-off to pump hydraulic fluid to the hydrostatic motor to drive the pump system.

The description discloses an electric drive train of an off-highway vehicle. The drive train comprising: a drive axle; a gearbox connected to the drive axle, where the gearbox comprises a gear train, where the gear train comprises an input gear, an intermediate gear, a PTO output gear, and a disconnect clutch configured to selectively couple the intermediate gear to the drive axle; an electric motor, where the electric motor is mounted on the gearbox in a longitudinal direction of a vehicle and coupled to the input gear; and a PTO device mounted on the gearbox alongside the electric motor and coupled to the PTO output gear. The off-highway vehicle has one or more auxiliary devices driven by the PTO device. The PTO device may drive the auxiliary devices.

The present invention relates to systems and methods of end-play adjustment in a PTO assembly utilizing a two-part shaft assembly in the PTO assembly. The two-part shaft assembly allows for the overall shaft assembly to effectively change length, allowing for the in-field adjustment of bearing end-play. The two-part shaft assembly includes a main shaft having a smaller diameter extension extending along the axis of the shaft, the extension having a face portion and a threaded portion opposite the face portion; and an end cap having a face portion, an opening opposite the face portion, a sidewall extending between the face portion and the opening, and an internal threaded section, wherein the opening is sized to receive and engage at least a portion of the extension.

The utility model discloses a clamp push -over device, including carrying assembly, carrying board, hook plate elevating gear and clamp hook plate, the carrying assembly includes support frame device, transmission shaft, power output device and two opposite transmission unit, transmission shaft rotatablely installed on support frame device, power output device installs on support frame device to be used for driving transmission shaft rotation, the two opposite transmission unit are used in common for driving carrying board translation, hook plate elevating gear installs on carrying board, and hook plate elevating gear is used for driving clamp hook plate elevating, this clamp push -over device still includes two -dimensional code reader, the utility model discloses through clamp hook plate push -over wafer aging test fixture can improve wafer aging test fixture's stability and smoothness of moving, and, through adopting two -dimensional code reader, the management of wafer aging test fixture is convenient.

The coupling device is provided for connecting an implements PTO and hydraulic / electronic connections to the tractors supply source which includes a base frame substructure (figure 8), with parallel mounting plates (1, 2), a four-point linkage lifting frame (16, 17), four linkage arms (12, 13), a hydraulic / electronic connector bank (figure 7), with mounting plate (8), two hydraulic piggy-back solution cylinder units (40, 42), two piggyback hydraulic cylinder mounting plates (25), coupling unit (figure 17), with a telescopic box section (68), with transfer shaft (72), a jaw coupler (73), and holding stand plate (55), PTO spring loaded coupling hub (figure 32), a securing sleeve (124), compression spring (126), and a jaw coupler (122), foldable resting stand unit (figure 28), with resting stand plate (87), two clamping plates (76), two tyre bumper guards (86, 98), two jack leg side plate (99), and ground plate (105), an inseparable three stage PTO drive shaft (figure 38), two universal joints (112, 113, 133, 131, 132, 138), two profiled tubes (134, 135), one profiled shaft (136). Thus, the base frame substructure is secured to the tractors back-end centre housing without altering any existing features, the coupling unt is a free floating device that transfers from tractor to implement by the four point lifting frame, this coupling unit device connects the implements hydraulic / electronic connections to the tractors supply, a three stage inseparable drive shaft is connected from the coupling unit to the implements rotary appliance that provides maximum length in the area where space is constrained, when the coupling unit is not is operation it is rested upon the foldable resting stand unit which is universally mounted to an implements drawbar, attached is a retractable hydraulic jack leg that elevates the implements drawbar to a set ground height, this device thereby saves the operator time and energy along with eliminating PTO hazards and accommodating paralysed operators with no requirement to dismount from the tractors seat. Also avoiding hinderance of tractors preexisting 3-point linkage, meaning the operator can simultaneously use a 3-point linkage implement while the coupling units lifting frame is still attached to the tractors back-end centre housing.

The utility model discloses an electric fan capable of outputting power in a non-linear mode, and relates to the technical field of fans, the electric fan capable of outputting power in the non-linear mode comprises a footstool, a stand pipe, a machine shell, a motor, a power output device, a transmission device and fan blades, the ground pipe is arranged on the footstand, the machine shell is arranged on the ground pipe, the motor is arranged in the footstand, the transmission device is arranged in the machine shell, and the transmission device is connected with the fan blades; one end of the power output device is connected with the motor, and the other end of the power output device penetrates through the footstool, the standing pipe and the machine shell to be connected with the transmission device and is used for outputting power of the motor to the transmission device. The power of the motor can be reliably transmitted into the transmission device through the power output device, so that the motor can be installed in the footstool, a power line of the motor is directly input into the footstool to supply power to the motor, the length of the power line is short, and the safety is improved.

The invention relates to the technical field of power output devices, and discloses a power output device driven based on external fluid pressure and an output method.The power output device comprises at least one variable-volume working cavity, the working cavity is provided with wall faces capable of moving relatively, and the wall faces are used for being connected with an external load; the low-pressure establishing unit is selectively communicated with the internal space of the working chamber and is used for establishing a low-pressure area in the internal space, and the pressure of the low-pressure area is lower than the fluid pressure of the external environment where the device is located; and the control unit is used for controlling the communication state of the low-pressure establishing unit and the working chamber. According to the system, the local low-pressure area is established, the pressure difference of the external environment fluid drives the working cavity to move, mechanical work which is several times of input energy can be obtained by inputting a small amount of electric energy, kinetic energy generated when the load decelerates can be converted into negative pressure energy to be stored by arranging the energy recovery unit, and the total energy efficiency of the system is improved.

A computer-controlled motorized pump system is provided. A generator is mechanically connected to a power takeoff. A first controller receives AC power from the generator and converts the AC power to DC power and provides DC power to a computing system that has one or more processors and one or more computer-readable hardware storage media and a user interface. A second controller is directly coupled to the first controller and provides AC power to a motor. The motor is mechanically connected to a pump, and the motor is in communication with, or controlled by, the computing system.

The invention discloses a propeller and a ship, and relates to the technical field of ship drive.The propeller comprises a driving device, a support and a power output device.The driving device comprises a shell, a steering driving mechanism, a manpower driving mechanism, a power driving mechanism, a transmission mechanism and a clutch switching mechanism, the manual driving mechanism and / or the power driving mechanism are / is selectively in transmission connection with the transmission mechanism through the clutch switching mechanism, the support is rotationally arranged on the shell and connected with the steering driving mechanism, the power output device is arranged on the support and located outside the shell, and the transmission mechanism is connected with the power output device. The manpower driving mechanism and / or the power driving mechanism can drive the power output device to operate and generate thrust through the transmission mechanism, and the steering driving mechanism is used for driving the support to rotate so as to drive the power output device to rotate and change the orientation of the power output device, so that the flexibility of controlling the ship body is improved.

Disclosed is buoyant wave energy capture device, adapted to float adjacent to an upper surface of a body of water over which waves pass, and adapted to capture a portion of the radiated waves created by its own rising and falling in response to incident and / or passing environmental waves. A power take off mechanism combined with the disclosed wave energy capture device may be tuned to a specific wave frequency, and thereby optimally extract energy from a motion of a single frequency, even the wave energy capture device may be excited and / or energized by waves of any of a relatively broad range of frequencies, thereby increasing the power-generation and cost efficiencies of such devices relative to wave energy conversion devices of the prior art.

The present invention relates to an independent power split transfer drivetrain (100) for electric vehicles (EV), comprising: at least two prime movers comprising a first motor M1 for driving a plurality of wheels and a second motor M2 for driving the Power Take-Off (PTO); a transmission unit comprising a 2-Stage reduction gearbox which splits the power between a front and rear axle (101, 102) using a plurality of traction gear pairs (GP1, GP2, GP3, GP4, GP5, and GP6) and between a mid and rear PTO's (103, 104) using a plurality of PTO gear pairs (GP7, GP8, GP9 and GP10); a flexible coupling C1 connects the output shaft of the first motor M1 and the second motor M2 to the transmission unit; a shift sleeve S1 configured to assembled in between the traction gear pairs GP1 and GP2. Advantageously, the present invention enhances the versatility and efficiency of EVs.

A hybrid system comprises a vehicle having a power take-off (PTO) and a controller (e.g., electronic control module / unit (ECM / U)) configured to: (1) control the on / off state of the ICE, (2) control rotation of the ICE through a clutch actuator or automatic transmission controller, and (3) control the on / off state of an electric motor, the electric motor coupled to the PTO to drive a transmission of the vehicle, thereby moving the vehicle independent of the state of the ICE. The hybrid system may allow the vehicle to move via the ICE, electric motor, or combination of the two.

A frame (4) having a longitudinal hollow beam (T) a power take-off (PTO) configured to provide the connection and operation of mechanically operated agricultural equipment, an electric power take-off (EPTO) a front reversible electric machine (EM1) mechanically connected to said power take-off (PTO) via a shaft (8) housed in the hollow beam, a hydraulic pump (9) connected in torque transmission to the shaft, preferably to operate a power steering of the vehicle and hydraulic equipment an electric traction motor (EM2) mechanically decoupled from said reversible machine (EM1), fixed to the frame (4) of the vehicle and connected by mechanical transmission means to one or more wheels or tracks (R) of the vehicle, the electric traction motor (EM2) being interposed between the front and rear axles (5) of the frame (4) at least one electric battery unit (B) connected to a first electronic electrical conversion unit (EL1) configured to supply energy to, or receive energy from, said reversible machine (EM1), and to a second electronic electrical conversion unit (EL2) configured to power said electric traction motor (EM2), to a third electronic electrical energy conversion unit configured to provide one or more voltage levels different from those of the Battery unit (B) wherein said reversible electric machine (EM1) is arranged to receive mechanical energy and charge said battery unit (B) via said first electronic conversion unit (EL1); wherein the reversible electric machine (EM1), the electric traction motor (EM2) and the hydraulic pump (9) are carried by the hollow beam.

A system and method of this disclosure control an on / off state of a power take-off by monitoring the power demand of a fluid power circuit that includes the power take-off and a piece of equipment connected to the power take-off. The power demand may be indicated by a pressure or temperature of a fluid power circuit, by a motion of the equipment or its hand-held controller, or by an engine torque of an engine driving the power take-off. When the equipment transitions between an off state and an on state, the controller automatically engages the power take-off. When the equipment is in the on-state for a predetermined amount of time and the power demand is at or below a predetermined threshold during the predetermined amount of time—thereby indicating idle time or an inactive state of the equipment—the controller automatically disengages the power take-off.

The invention relates to a method for controlling the drive power of a working machine, wherein the working machine has a drive (11) with a first electric motor (12) and a power take-off (13) with a second electric motor (14), wherein the first electric motor (12) provides the drive power (101) and wherein the second electric motor (14) provides power take-off (102). The method according to the invention is characterized in that the drive power is reduced (107) when the power take-off exceeds a predefinable value (106). The invention relates to a corresponding electrified drive train (10) for a working machine and a working machine.

A unit for selective fluid delivery to a predetermined clutch package in a power take off component of a transmission having by a transmission control module includes a controller preferably operably connected to the transmission control module for receiving data signals indicative of a clutch package engagement state and an actuable valve operably connected to the programmable logic controller and disposed in a transmission fluid line, the controller selectively controls the actuatable valve to permit variable fluid flow pressure to the predetermined clutch package as a function of the data signals.

A system and method for a for a wave energy converter device that is an axisymmetric point absorber which operates in a tension only condition over a large stroke that can operate in the given wave environment so as to eliminate the need for end stops in normal operation whereby the wave energy converter device has a floating hull with an interior Power Take Off (PTO) that uses an impedance control scheme for impedance matching with the wave environment in which it is deployed so as to maximize electrical power output as compared with a passively operating device of similar size.