Abstract: Systems and methods for improving operation of a power take off are presented. In one example, the power take off may be rotated in two different directions. The approaches may improve operation of a power take off device.

Abstract: The present disclosure relates to a driving device for a crane, wherein the crane includes an undercarriage and an uppercarriage, with at least one undercarriage engine arranged in the undercarriage, which is an internal combustion engine, and with at least one uppercarriage drive, wherein the uppercarriage drive can be driven by means of a torque and/or power transmission device to be driven by the undercarriage engine. Furthermore, the present disclosure relates to a crane with such driving device.

Abstract: A hydraulic system includes a split shaft power take off assembly or a transfer case powered by a vehicle drive train. One or more hydraulic pumps are driven by the split shaft power take off assembly or transfer case and supply hydraulic fluid to one or more hydraulic users.

Abstract: In a forklift, power is transmitted to a traveling pump and an operating machine pump through a PTO unit provided to an output shaft of an engine along front-rear direction of a vehicle body. The traveling pump is disposed to a first face of the PTO unit facing the hydraulic motor. An input shaft of the traveling pump is offset from the output shaft of the engine. The drive shaft of the hydraulic motor is offset from the output shaft of the engine and the input shaft of the traveling pump. The hydraulic motor is side by side with the traveling pump. The operating machine pump is mounted to a second face of the PTO unit mounted with the engine. An input shaft of the operating machine pump is offset from the traveling pump. The operating machine pump is under the engine to be side by side with the engine.

Abstract: Mobile apparatus, comprising a main frame and a sub-frame connected in rotatable manner to the main frame, a control cab/rollover protection and an operating arm, wherein at least one recess is provided in the rollover protection/cab, which recess provides space for parts of the operating arm.

Abstract: A generator is provided at a front portion of an engine provided between a pair of front side frames at an offset position on one side, in a vehicle width direction, of a vehicle, and an electricity-storage device, a convertor, and a battery are provided on the other side, in the vehicle width side, of the vehicle. Accordingly, the electricity-storage device, the convertor, and the battery can be restrained from receiving any improper heat influence from the engine, and the length of harnesses coupling the generator, the electricity-storage device, the convertor, and the battery can be shortened as shorter as possible.

Abstract: The invention relates to a groundspeed power take-off (PTO) shaft arrangement in a commercial agricultural vehicle. The groundspeed PTO shaft arrangement has a groundspeed PTO shaft device with a differential gear (222). The differential gear contains an input shaft (221) which is coupled to a gear (212). A right wheel output shaft (232) is coupled to an end drive (233) of a right wheel (234) and driven via the input shaft (221); a left wheel output shaft (239) is coupled to an end drive of a left wheel and is driven via the input shaft (221). Provided in this case is a first PTO shaft (236) which issues from the differential gear (222) relative to the input shaft (221), is driven by the input shaft (221) and is coupled to the right or left wheel output shaft (232, 239).

Abstract: A method includes adapting an all-terrain-vehicle transmission (ATV) shaft for coupling thereto. The method includes configuring an ATV transmission cover to allow the ATV transmission shaft to pass through the ATV cover, and modifying an ATV sub-transmission shift plate to provide a neutral position for the transmission, wherein the neutral position disconnects power to ATV wheels while providing power to the ATV transmission shaft. An apparatus includes an ATV transmission, having a transmission shaft and transmission housing, wherein the transmission shaft is configured to facilitate coupling thereto; and a transmission shaft extension releaseably connectable with the transmission shaft, the transmission housing having an opening through which the transmission shaft extension can be accessed such that energy can be transferred to an external device.

Abstract: An agricultural vehicle includes an internal combustion engine, an electric machine for driving one powertrain and a number of devices selectively drivable by the powertrain. The powertrain has a first section associated to the internal combustion engine, a second section and a first clutch for coupling the first and second sections. The electric machine and at least one of the devices are associated to the second section.

Abstract: The vehicle crane comprises a truck carrier and a superstructure in which the driving of the superstructure function is carried out by means of hydraulic pumps in the truck carrier, and the hydraulic pumps are driven by a distributor gear unit which is arranged in the truck carrier and to which the output shaft of the vehicle drive is connected.

Abstract: The present invention relates to a Power Take Off (PTO) coupler and a hitch equipped with such a PTO coupler. The PTO coupler comprises a power transmission coupler; and a securing mechanism. The securing mechanism is adapted for fixedly securing an extremity of the power transmission coupler to the hitch. The securing mechanism comprises a position adjustment mechanism for allowing planar movement of the power transmission coupler within the securing mechanism. The securing mechanism may further comprise a compression adjustment mechanism for adjusting pressure received by the power transmission coupler.

Abstract: A method for the operation of a traveling power take-off shaft clutch connected to a drive motor, in a case of known wheel or vehicle speed, the speed of rotation of the power take-off shaft, electronically evaluated through the speed of rotation of the motor, can be made to agree in ratio with the wheel speed.

Abstract: A box truck for supplying sufficient electrical power and compressed air flow to enable spray foam contractors to use specialized equipment to foam insulate buildings. Such a truck has the necessary generator and air compressor systems mounted within the chassis of the vehicle and said systems do not take up valuable cargo space within the truck box, while utilizing components present in normal box truck designs to assist in their operation. The generator system is hydraulically powered and utilizes a PTO (Power Take-Off) mechanism to use power from the truck power train to drive the hydraulic system. The air compressor is a screw type compression system and is belt driven off the truck engine.

Abstract: A tractor (10) comprising a power takeoff stub (20) which is drivingly connected to an engine (12) by a driveline (14) is provided. A power takeoff clutch (16) is provided in the driveline for selectively powering the power takeoff stub. A first hydraulic pump (26) is drivingly connected to the driveline between the engine and the power takeoff clutch, whilst a hydraulic pump/motor (30) is drivingly connected to the driveline between the power takeoff clutch and the power takeoff stub. The pump/motor can operate as a pump driven by the connection to the driveline so as to deliver an additional hydraulic output (B) when required for high capacity implements for example. The PTO clutch (16) can be employed to selectively control operation of the pump/motor. Alternatively, the pump/motor can serve as a motor driven by a hydraulic connection (35) to the first hydraulic pump. In combination with disengagement of the PTO clutch, the pump/motor can provide a hydrostatic drive for the PTO stub.

Abstract: In a frame structure of a vehicle that includes a flywheel housing, an intermediate housing and a transmission case that are connected to each other along a longitudinal axis of the vehicle to constitute a vehicle frame, the intermediate housing has a hollow shape with a first end and a second end located along the longitudinal axis of the vehicle, the first end having an abutting surface against which the second end of the flywheel housing abuts, a support surface located radially inwardly of the abutting surface so as to support the forward/rearward movement switching unit, and an opening surrounded by the support surface, the opening serving as a first-end opening of the intermediate housing along the longitudinal axis of the vehicle. The abutting surface and the support surface along the longitudinal axis of the vehicle are located so that at least a portion of the forward/rearward movement switching unit is accommodated within the flywheel housing.

Abstract: A pump support coupler assembly for connecting a large displacement hydraulic pump to a tractor power take off device is provided. The pump support coupler assembly includes a coupler housing with front and back walls, and sidewalls. The high displacement hydraulic pump attaches directly or indirectly to the coupler housing back wall. A shaft extends longitudinally through the coupler housing. The shaft is coupled to an input shaft of the hydraulic pump at its first end and a power take off output shaft at its second end. A torque restraint strap extends between the coupler housing and a tractor drawbar, and prevents the coupler housing from rotating about its longitudinal axis. In this configuration, the power take off output shaft supports the pump support coupler assembly and the hydraulic pump, and since the pump is attached to the coupler housing, the pump input shaft is not subjected to bending-type loads.

Abstract: An industrial vehicle having a hybrid system controls a distribution of power generated by an engine and power generated by an electric motor. The vehicle includes an engine for supplying power to one of a running unit and a loading-and-unloading unit; a first motor for supplying power to one of the running unit and the loading-and-unloading unit; a second motor for supplying power to the running unit; a required-power calculating unit for calculating running power, and loading-and-unloading power; a clutch unit for controlling the power transmitted from the engine to the running unit; and a power-distribution calculating unit for selecting a destination to be supplied with power from the engine and the first motor based on the control status of the clutch unit, and for calculating a distribution of power which the engine, the first motor, and the second motor supply based on the calculating running power and loading-and-unloading power.

Abstract: A gearshift controller for an industrial vehicle, includes: a speed ratio detection unit that detects a speed ratio of speeds of an input axis and of an output axis of a torque converter; a gearshift control unit that shifts up a speed stage when the detected speed ratio is equal to or more than a first predetermined value and shifts down the speed stage when the detected speed ratio is equal to or less than a second predetermined value, which is smaller than the first predetermined value; and an operation member with which a downshift to the first speed is instructed by operation thereof by an operator. When the downshift is instructed by the operation member, the gearshift control unit controls the speed stage to be kept at the first speed for a predetermined time period regardless of the speed ratio detected by the speed ratio detection unit.

Abstract: A rotary broom mounts upon a slotted plate that pivots upon a double gearbox. The broom has bristles upon an axle within a shield that receives power from a chain drive that receives its power from a driveline from a top gear box. The top gearbox orients in the direction of the chain driveline and delivers its power through an output shaft. The top gearbox joins to a slotted plate that turns in the same direction as the broom. The top gear box receives its power through an input shaft perpendicular to the output shaft. The top gearbox input shaft extends downwardly and becomes the output shaft of the bottom gearbox. The bottom gearbox has an input shaft that connects to a power take off. This rotary broom receives rotational power, rotates it 90° upwardly, then rotates it 90° downwardly and at an angle laterally to drive the broom.

Abstract: The present invention relates to a Power Take Off (PTO) coupler and a hitch equipped with such a PTO coupler. The PTO coupler comprises a power transmission coupler; and a securing mechanism. The securing mechanism is adapted for fixedly securing an extremity of the power transmission coupler to the hitch. The securing mechanism comprises a position adjustment mechanism for allowing planar movement of the power transmission coupler within the securing mechanism. The securing mechanism may further comprise a compression adjustment mechanism for adjusting pressure received by the power transmission coupler.

Abstract: A power take off (PTO) driveline shaft of an agricultural implement may be securely stowed when not in use using a PTO driveline storage device. The storage device is pivotably mounted to the frame of the agricultural implement, such as the hitch, and may be rotated from its own stowed position to a position to provide support for the PTO driveline shaft when the PTO driveline shaft is not connected to the PTO of a tractor or other machine having a PTO output. The storage device includes an arm having a first end that is mounted to the hitch and has a second end that is adapted to fit against the PTO driveline shaft when the device is being used to stow the PTO driveline shaft. When not in use, the storage device may be rotated clear of the PTO driveline shaft and pivoted to a position where it may be securely stowed.

Abstract: An electric power supply control system has a battery, a vehicular alternator, large electric power systems, operation limitation target systems, and a battery condition management device. Each large electric power system generates a rush current when initiating its operation by electric power supplied. Each operation limitation target system is capable of limiting its operation for a demand during the operation of the large electric power systems. The large electric power systems and the operation limitation target systems change their operation conditions based on an allowable electric power (or an allowable electric current) supplied from the battery condition management device in order to maintain a terminal voltage of the battery which is not less than a limitation voltage.

Abstract: An attachment system to fasten a power system to a frame of a loader is discussed. The frame has a proximal end, a distal end, and first and second opposing sides. The power system has an engine, and an arrangement of one or more hydraulic pumps attached to the engine. The attachment system has first and second connection points positioned in close proximity to a center of gravity of the power system relative to the direction between the proximal and distal ends of the loader. The attachment system also has a third connection point positioned distally from the first and second connection points, wherein the positions of the first, second and third connection points connect the power system to the frame to allow most of the weight of the power system to be loaded onto the first and second connection points.

Abstract: A method of controlling a machine drive having a driveline PTO establishes a driveline torque perturbation via conversion of internal inertia through two transmission neutral conditions. In an example, when a request is received, e.g., from an operator, to shift the driveline PTO from a first mode to a second mode, the transmission is automatically modulated between its first neutral condition and its second neutral condition while the driveline PTO is shifted from the first mode to the second mode, thus minimizing torque lock and facilitating mode changes.

Abstract: A modular transmission assembly is provided for an agricultural or industrial utility vehicle especially for a tractor. The transmission assembly comprises a housing member with at least three attachment sites for components of a three point hitch arrangement. The attachment sites being provided at the housing member for attaching at least two draft links and at least one upper link. The transmission assembly further comprises a power take off transmission module being adapted to the housing member, the transmission module having at least two different gear ratios.

Abstract: An automatic connection mechanism for a mid-mounted implement to a tractor is disclosed. The automatic connection mechanism includes a rear lift linkage pivotably attached to the tractor, that automatically and releasably engage the rear of the implement. The forward lift linkage is pivotably attached to the front of the implement, and automatically and releasably engages the forward end of the tractor. A PTO coupling member also is attached to the rear lift linkage to engage an opposing PTO coupling member on the implement.

Abstract: Control circuits for a riding lawn mower providing an override condition for selectively allowing the cutting blades of the lawn mower to operate when the vehicle is traveling in reverse. The circuits incorporate a multi-position ignition switch, an override switch, a vehicle reverse switch, a PTO switch and a park brake switch. In one aspect of the invention, the control circuits disable the engine when the vehicle is placed in reverse with the PTO engaged and without the override condition having been established. In another aspect of the invention, an electric PTO clutch is disabled when the vehicle is placed in reverse with the PTO engaged and without the override condition having been established. The override condition is terminated when the ignition switch is moved away from the override position, or when the operator activates the park brake switch.

Abstract: In a motor controller which supplies electric power to a motor of an electric power steering device from a main power supply and an auxiliary power supply, an N-channel MOS-FET is connected in parallel with a diode which is provided to prevent a sneak current from the auxiliary power supply to the main power supply. When electric power is supplied to the motor from the main power supply, the MOS-FET is turned on. Then, most of currents flow into the MOS-FET such that a power loss is reduced and a reduction in efficiency is prevented. The MOS-FET has high speed responsibility and excellent durability.

Abstract: A service pack for a work vehicle provides service systems, which may include an electrical generator, a hydraulic pump and an air compressor. The service pack is driven by an engine separate from that of the vehicle. Integration of the support systems for the vehicle engine and service engine may be provided. The service pack allows the vehicle engine to be shut down when at a service location, with the service pack engine alone providing the necessary electrical, hydraulic and compressed air services for maintenance and other service work.

Abstract: A method is provided for limiting a torque output associated with a power conversion unit. The method may include receiving data related to a pressure associated with an implement system hydraulic cylinder, determining, based on the data, a preferred torque value, wherein the preferred torque value is below a predetermined threshold value associated with one or more drive train components, and modifying a torque output associated with a power conversion unit to approximate the preferred torque value.

Abstract: A transmission includes a transmission case accommodating a planetary gear mechanism, a traveling speed change mechanism, a differential gear mechanism and a PTO clutch mechanism, and supporting an HST. The HST is connected to a first end wall of the transmission case positioned on one side in a vehicle longitudinal direction in a state that its HST output shaft is positioned its HST input shaft. A plurality of traveling rotational shafts forming a traveling transmission path are positioned coaxially with the HST output shaft, or on a first side of the HST output shaft in a vehicle width direction and below the HST output shaft. A plurality of PTO rotational shafts forming the PTO transmission path are positioned coaxially with or below the HST input shaft.

Abstract: Disclosed is a working vehicle capable of working and driving in stable condition while suppressing the adverse effect caused by the load variation such as sudden dashing from an associated ground working implement. The working vehicle comprises a controller for controlling the variator ratio of its toroidal mechanism to oppose the variation of the load when the toroidal mechanism is loaded on its output side. The controller adjusts the variator ratio appropriately when the engine starts.

Abstract: The invention relates to a power generating unit mounted to a source of rotational energy and arranged to supply hydraulic pressure and flow to at least one driven accessory. The power generating unit comprises a housing removably mounted on the source of rotational energy, an input shaft adapted to be connected to the source of rotational energy, said input shaft comprising a first end provided with means for engaging the input shaft to a power output interface on the source of rotational energy, a second end connected to a hydraulic pump and means for selectively engaging the input shaft to the hydraulic pump. The input shaft, the means for selectively engaging the input shaft, and the hydraulic pump are arranged as an integral power generating unit within said housing. The invention further relates to a vehicle provided with such a power generating unit.

Abstract: A combination integrates a power take-off unit, a gear box and air compressor into a single component that is mounted to and suspended from the side mount PTO provision of a vehicle transmission. The combination eliminates the need for a separate drive line and provides a reduced footprint for underdeck applications. The combination also reduces the installation difficulties by reducing fluid lines and consolidating component location.

Abstract: An engine of a snow blower is arranged with a crankshaft along a front to rear direction of the snow blower, and an output shaft, with an outer circumferential portion on which a drive pulley is fixed, is provided in a front end portion of the crankshaft. Further, an intermediate shaft with a rear end circumference on which a driven pulley is fixed and with a front end circumference, on which an impeller drive pulley is fixed, is arranged to extend toward a front direction higher than the output shaft. An impeller drive shaft with a rear end circumference on which an impeller driven pulley is fixed is arranged to extend toward the front direction more downward than the intermediate shaft. A first transmission belt is meshed with the drive pulley and the driven pulley, and a second transmission belt is meshed with the impeller drive pulley and the impeller driven pulley. Using this arrangement, it is possible to provide a snow blower with a low center of gravity.

Abstract: A work machine jog drive includes a jog motor configured to operate components of the work machine primary drive system in a slow controllable manner to operate performance system components of the work machine for adjustment, maintenance and other purposes.

Abstract: An apparatus and method for varying the speed of a reel versus ground speed of an agricultural windrower, wherein a programmable control module in connection with a signal operated device operable for controlling operation of the reel, is programmed to operate in an automatic mode to control the reel speed as a percentage of the ground speed, while preventing the reel speed from falling below a minimum value.

Abstract: A brake for use in a work machine includes a friction disc, a ball ramp assembly, an actuator and an adjustment mechanism. The ball ramp assembly includes an inner plate, a center plate and an outer plate which are generally coaxially arranged relative to each other. The inner plate includes an outer axial face with a plurality of ball ramps, the center plate includes opposite axial faces which each have a plurality of ball ramps, and the outer plate includes an inner axial face with a plurality of ball ramps. A plurality of balls are respectively positioned within one of the plurality of balls ramps of the center plate, and also positioned within one of the ball ramps of a corresponding inner plate or outer plate. The actuator is coupled with the center plate for actuating the ball ramps. The adjustment mechanism is coupled with the inner plate or the outer plate for adjusting the ball ramp assembly relative to the friction disc.

Abstract: A portable power take-off unit for mounting to and dismounting from the rear of a vehicle, such as a pickup truck, providing mechanical operational power to construction and farm implements and machinery includes an engine for driving a belt and pulley assembly that drives a chain and sprocket assembly that, in turn, drives a power take-off shaft at selectable high or low speeds. An elongated drive shaft from the machinery is connected to the power take-off shaft for connection to the implement or machinery so that power can be provided thereto. The power take-off unit includes a hydraulic system, comprising a pump, reservoir, couplers, and hoses, for controlling the operation of the machinery, and a manually operable engagement lever for engaging and disengaging the belt and pulley system thereby controlling the engagement and disengagement of the power take-off shaft.

Abstract: A power transmission system for a working vehicle comprises: a vehicle frame; a prime mover mounted on the vehicle frame; a pair of left and right drive wheels; a pair of left and right transaxles juxtaposed on the vehicle frame, wherein each of the left and right transaxles includes a single axle for individually driving each of the left and right drive wheels in forward and rearward directions; a working device; and a working power clutch unit disposed between the left and right transaxles so as to clutch on/off power transmitted from the prime mover to the working device.

Abstract: The present disclosure provides systems for microprocessors to control a transmission power relay output with a latchdown mechanism in the event that either microprocessor decides it is appropriate to de-energize the relay. Advantageously, the present disclosure allows, for example, the transmission control to be performed by an existing dual microprocessor configuration instead of a custom-designed application specific integrated circuit (ASIC). The microprocessor-based software is more easily updated or changed to add functionality. Further, the present disclosure minimizes unique development with respect to electronic transmission control with a less complex design.

Abstract: An electronic height control system for a vehicle chassis air suspension is modified to provide bimodal operation. In the second mode of operation the chassis air suspension system is maintain a stationary in a stable, level position to serve as a base for a mobile aerial lift unit installed on the vehicle. Operation of the suspension system in its stabilization and leveling mode is triggered by activation of a vehicle power take-off unit (“PTO”) used to position the aerial lift unit.

Abstract: The present invention aims at simplifying the structure of the inside of a transmission portion and the inside of a clutch portion. Accordingly, in the present invention, a drive shaft is interlockingly connected to an engine by way of a clutch, a distribution power transmission body is mounted on the drive shaft, and a traveling-system power transmission mechanism and a PTO-system power transmission mechanism are interlockingly connected with the distribution power transmission body in parallel. Accordingly, it is possible to form the drive shaft using a single shaft and a clutch is also formed of the single clutch structure and hence, the structure in the inside of the transmission portion and the structure in the inside of the clutch portion can be simplified and, at the same time, miniaturized whereby a manufacturing cost can be also lowered.

Abstract: Control circuits for a riding lawn mower. The control circuits provide an override condition for selectively allowing the cutting blades of the lawn mower to operate when the vehicle is traveling in reverse. The circuits incorporate an ignition switch (8), an override switch (80), a vehicle reverse switch (40), and an operator presence switch (12). In one aspect of the invention, the control circuits disable the engine when the vehicle is placed in reverse with the PTO engaged and without the override condition having been established. In another aspect of the invention, an electric PTO clutch (60) is disabled when the vehicle is placed in reverse with the PTO engaged and without the override condition having been established. The override condition is terminated when the vehicle is turned off, or when the operator deactivates the manual override switch.

Abstract: A combination integrates a power take-off unit, a gear box and air compressor into a single component that is mounted to and suspended from the side mount PTO provision of a vehicle transmission. The combination eliminates the need for a separate drive line and provides a reduced footprint for underdeck applications. The combination also reduces the installation difficulties by reducing fluid lines and consolidating component location.

Abstract: A power take-off for an electric vehicle. The power take-off includes a variable speed electric motor for driving at least one wheel of the vehicle. A transmission, including a neutral state, coupled to the electric motor. An auxiliary output shaft is coupled to the transmission. When the transmission is in the neutral state, the auxiliary output shaft will operate at a speed independent of wheel speed and dependent on the electric motor speed. When the transmission is operably engaged in other than the neutral state, the auxiliary output shaft will operate at a speed related to both the electric motor speed and the wheel speed.

Abstract: A range selection control system for a transmission facilitates safe operation of a power take off. A fluid actuated range piston assembly within a range cylinder moves between low range and high range positions. Range cylinder and range piston assembly define sealed high range and low range chambers. A neutral cylinder intersects range cylinder. A fluid actuated neutral piston assembly within neutral cylinder defines a neutral chamber. Neutral piston assembly engages range control piston assembly responsive to pressurization of neutral chamber. Neutral piston assembly is received by an engagement feature of range piston assembly when range control piston assembly is in a neutral position, retaining range piston assembly there. An electrically responsive locking mechanism locks neutral piston assembly in place when range piston assembly is in the neutral position. The locking is controlled by a condition of an electrical switch indicating a transmission condition.

Abstract: A box truck for supplying sufficient electrical power and compressed air flow to enable spray foam contractors to use specialized equipment to foam insulate buildings. Such a truck has the necessary generator and air compressor systems mounted within the chassis of the vehicle and said systems do not take up valuable cargo space within the truck box, while utilizing components present in normal box truck designs to assist in their operation. The generator system is hydraulically powered and utilizes a PTO (Power Take-Off) mechanism to use power from the truck power train to drive the hydraulic system. The air compressor is a screw type compression system and is belt driven off the truck engine.

Abstract: Control circuits for a riding lawn mower. The control circuits provide an override condition for selectively allowing the cutting blades of the lawn mower to operate when the vehicle is traveling in reverse. The circuits incorporate an ignition switch (8), an override switch (80), a vehicle reverse switch (40), and an operator presence switch (12). In one aspect of the invention, the control circuits disable the engine when the vehicle is placed in reverse with the PTO engaged and without the override condition having been established. In another aspect of the invention, an electric PTO clutch (60) is disabled when the vehicle is placed in reverse with the PTO engaged and without the override condition having been established. The override condition is terminated when the vehicle is turned off, or when the operator deactivates the manual override switch.

Abstract: A system and method for controlling a power take off device connected to an internal combustion engine is presented. According to the method, power take off speed control may be improved and the possibility of engine stalling may be reduced.