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Match Document Document Title
7624831 Method and apparatus for moving in formation the modular components of a drilling rig from well to well  
A method and apparatus to move a modular drilling rig in formation wherein the drilling rig includes a plurality of self-propelled modules to facilitate the movement of the rig while all systems...
7614474 Energy conversion apparatus for wheeled vehicles  
Taught is an apparatus for converting energy in a wheeled vehicle, comprising a wheel rim; a tire; and a plurality of hydraulic plunger cylinders alternatively distributed on periphery of the wheel...
7597172 Gear box for hydraulic energy recovery  
A hydraulic energy recovery and a mechanical drive system in one unit that also provides integral mounting of hydraulic pump/motors for primary drive, secondary drive, and pumps for cooling,...
7568547 Drive control apparatus for forklift  
A drive control apparatus for a forklift. Based on the load state, it is determined whether to limit a maximum vehicle speed and an acceleration/deceleration during traveling of the forklift....
7565943 Mobile machine with an electric traction motor of a traction drive, an electric pump motor of a hydraulic work system, and fluid cooling  
A mobile machine, such as an industrial truck, has heat-emitting drive components (K) of a traction drive and a hydraulic work system. The traction drive includes at least one electric traction...
7559401 Hydrostatic drive system  
A hydrostatic drive system has a travel drive ( 4 ) and working hydraulics ( 6 ). The working hydraulics ( 6 ) have a variable delivery pump ( 5 ) connected to the driving engine ( 1 ). The pump (...
7558658 Operating system for tractor  
An operating system for a tractor to which an implement is attachable, the operating system comprises: a steering wheel provided rearwardly of a hood that houses an engine located in a forward...
7549499 Hydraulic hybrid four wheel drive  
An hybrid four wheel drive system characterized by a vehicle having a conventional rear wheel driveline as well as a conventional driving front steer axle powered by an hydraulic motor. The hybrid...
7516807 Dual-pump fluid distribution system for a hybrid electric vehicle  
The dual-pump fluid distribution system of the present invention preferably includes a sump having hydraulic fluid disposed therein. A first pump driven by an electric motor and a second pump...
7503418 Pressurized fluid-based power system for devices, such as vehicle drivetrains  
A power system for a vehicle drivetrain including a cylinder, first and second pistons, and a pressure source. The cylinder defines a central bore, a first inlet adjacent a first end, and a second...
7475753 Drive control apparatus for forklift  
When a determination result of a limitation determining section during a driving of a forklift is positive, a control section limits a vehicle speed and adjusts an engine speed. If a limitation...
7464778 Cargo handling apparatus of cargo handling industrial vehicle  
Provided are an engine 111 , a generator-motor 113 , a clutch 112 connecting/disconnecting power therebetween, a battery 115 , and a loading pump 117 for driving a fork 118 . The...
7455144 Hydraulic transaxle apparatus with flexible ports  
A transaxle apparatus comprises: a housing; a hydrostatic transmission disposed in the housing, the hydrostatic transmission including a hydraulic pump receiving power from a prime mover, a first...
7434651 Axle driving unit for a lawn tractor  
An axle driving apparatus includes a housing for supporting an axle, a hydrostatic transmission including a hydraulic pump, a hydraulic motor, and a center section. The center section has a pump...
7422077 Transmission mechanism for vehicles having HST and pressure oil supply system therefor  
A transmission mechanism and a pressure oil supply system therefor are provided for use in work vehicles provided with a work device externally of the body of the vehicle at longitudinal one side...
7370714 Power-dividing device and axle-driving device for a working vehicle  
A power-dividing device for a working vehicle includes a case member, an input shaft supported by the case member so that a first end portion of the input shaft can be operatively connected to a...
7293841 Hydraulic motor and brake control system and method of controlling the same  
A hydraulic control system for operating at least one hydraulic motor and at least one hydraulic brake. In one specific embodiment of the invention, the hydraulic motor and brake are part of an...
7278508 Control system of industrial truck and controlling method of the same  
A control system of an industrial truck includes a first switch, a second switch and a hydraulic circuit. The first switch detects whether an operator sits on a seat, and carries out a first...
7147239 Wheel creep control of hydraulic hybrid vehicle using regenerative braking  
A system according to this invention opposes creep in a hydraulic hybrid motor vehicle. An accumulator contains fluid at high pressure, and a reservoir contains fluid at lower pressure. An engine...
7100723 Multiple pressure mode operation for hydraulic hybrid vehicle powertrain  
A system for a hydraulically driven vehicle includes a pump producing fluid flow at an outlet, pump-motors having variable flow rates for driving the wheels, a hydraulic rail having a pressure and...
7066863 Drive train for a mobile vehicle and method for the control of the drive train  
In a drive train for a working machine, in particular, a wheel loader, the driving speed is preselected via a driving pedal ( 11 ) and the working hydraulic system is actuated via a selector lever...
6941688 Hydraulically powered vehicle, and engine rotational speed control method for hydraulically powered vehicle  
During idling control with an acceleration switch ON, operation of the accelerator pedal is stopped. When stoppage of the operation of the accelerator pedal is detected for a predetermined time...
6913103 Hydraulically driven traveling vehicle  
A hydraulically driven traveling vehicle comprising a pair of right and left driving axles (driving sprockets) differentially connected to each other by a differential mechanism, the input section...
6843340 Hydraulic apparatus for vehicles  
Hydraulic apparatus are provided with a right side drive including a first right side hydraulic motor operable to drive a first wheel and a second right side hydraulic motor operable to drive a...
6615443 Stall converter for single engine sweeper  
A street sweeper for cleaning municipal streets and commercial parking lots uses a single engine with a modified torque converter on the automatic transmission. The torque converter is designed to...
6604601 Lift truck drive train  
A lift truck having a parallel pair of drive trains, each powering a drive wheel on a different side of the lift truck. Each drive train includes a DC electric motor driving a variable...
6523905 Crawler carrier having an engine, a hydraulic pump and a heat exchanger positioned in a lateral direction  
A crawler carrier capable of smoothly operating a driving force source even at a slant. The driving force source is arranged between a dump body and a cab and laid in a lateral direction and at the...
6397967 Skid steer vehicle  
A skid-steer mini-loader ( 10 ) has a compact chassis formed by two side walls ( 11,12 ) fixed to either side of a tank ( 13 ) which forms an oil reservoir for a hydraulic drive system for the...
6367574 Multi-function control system for articulated vehicle  
A multi-function control system for use with an articulated vehicle for controlling speed and forward and rear movement of the vehicle through a single control. The system includes an operating...
6336518 Travel assisting hydraulic circuit for hydraulic drive type working vehicle  
A travel assisting hydraulic circuit for a hydraulic drive type working vehicle with enhanced general versatility, in which the traveling assisting circuit during travel at a high speed can be...
6230830 Integrated splitter gearbox for four wheel drive tractors  
A splitter gearbox for a four wheel drive, hydrostatically driven tractor integrates both the input drive train and the output drive train into a single gearbox. The splitter gearbox is mounted to...
6227326 Variable displacement hydrostatic drive for tractors  
A splitter gearbox for a four wheel drive, hydrostatically driven tractor integrates both the input drive train and the output drive train into a single gearbox. The drive mechanism eliminates the...
6109385 Hydrostatic unit for driving an industrial truck  
Hydrostatic unit for driving an industrial truck with a pump, a hydrostatic propulsion unit and additional users of hydraulic energy, wherein the pump is located on an axle body of a drive axle. A...
6027179 Emergency stop apparatus for hydraulic speed change gear  
An emergency stop apparatus for a hydraulic speed change gear is capable of quickly reducing the pump discharge to zero in order to stop the traveling of a vehicle at the time of an emergency,...
5957235 Traveling drive apparatus in a working vehicle  
There is provided a traveling drive apparatus in a working vehicle having a traveling body with front wheels and rear wheels which are adapted to be controlledly driven respectively, characterized...
5919243 Work brake apparatus for wheel type excavator  
A work brake apparatus for a wheel type excavator having a travelling device, a suspension device, and a service brake device. The work brake apparatus comprises: a first means, which is connected...
5895099 Hydraulic structure for a brake system  
A vehicle brake includes a compact module having an inlet port connected to the return-to-sump line of a hydraulic operating system on the vehicle. The module includes a path to a filter mounted on...
5718535 Finisher for road surfaces with a tire drive  
A road surface finisher with a tire drive and a chassis that carries a material bin in the front and, in the rear, a transverse spreading device with an installation beam. A primary drive unit...
5718299 Drive device for agricultural harvestors  
The drive device for an agricultural harvester includes a gear unit (5) driven by an internal combustion engine through a hydrostatic transmission comprised of a hydraulic pump (1) and a hydraulic...
5687809 Lift truck with telescopic arm  
A lift truck 1 with a telescopic arm 3 comprises a front axle 6 and a rear axle 7 and a mechanical transmission to transmit the movement of the drive train 5 to the forward 6 and/or rear 7 axle or...
5590731 Hydraulic control system providing proportional movement to an attachment of a power machine  
A skid steer loader is adaptable to be used with a hydraulically powered attachment. A hydraulic system in the skid steer loader includes a hydraulic circuit providing fluid under pressure. A first...
5489007 Dynamic braking on an all wheel drive machine  
Dynamic braking on the all wheel drive front wheel motors of a motor grader is implemented by turning on all the wheel drive system, depressing the inching pedal, sensing brake pressure,...
5426805 Walk-behind self-propelled broom sweeper  
A walk-behind self-propelled device comprises a main frame including a base portion and a handle portion; a pair of wheels secured to the base portion for engaging the ground surface; an engine...
5332053 Hydraulic drive system  
A combined hydraulic circuit to be used with a hydraulically powered implement of a motorized equipment and its engine-driven host vehicle. The combined hydraulic circuit allows the implement to be...
5311964 Apparatus for controlling a front wheel driving force for use in an all wheel drive asphalt finisher  
The right and left front wheels of an asphalt finisher are each supported by a beam, one end of which is mounted to the body of the asphalt finisher by way of a pin such that the beam can swing,...
5310017 Vibration isolation support mounting system  
A continuously active pressure accumulator power transfer system for a vehicle or the like comprises an engine, a pump driven by the engine, a main pressure accumulator maintained at a...
5290140 Cart for dies with pneumatic and hydraulic powered devices  
A cart for transporting and moving die sets having an air powered/hydraulic fluid drive system to move the cart and die sets thereon. A hydraulic pump is driven by an air pressure powered motor and...
5277269 Engine revolution speed control device for a hydraulically driven vehicle  
An engine revolution speed control device according to the present invention comprises: a hydraulic pump (1) which is driven by an engine (21); a hydraulic motor (4) for vehicle movement which is...
5201629 Container transporter  
A self-propelled, counterbalanced, container transporter vehicle having a frame, a counterweight supported at the rear, an elevating upright, carriage pick-up and lift frame assembly for lifting,...
5193885 Hydraulic pressure booster system  
The present invention is directed to providing an accumulator for pulsation absorption on a feeding passage between a hydraulic pressure generating device and hydraulic pressure booster equipment,...
Matches 1 - 50 out of 137 1 2 3 >