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Patent Searching and Data


Matches 201 - 250 out of 9,089

Document Document Title
WO/2005/069778A2
A vehicle is disclosed having a reduced turning radius comprising a directional wheel assembly (40) for turning the vehicle and a drive wheel assembly (70) for driving the vehicle. The drive wheel assembly (70) has a first and a second d...  
WO2005047042A8
Vehicle (10, 100) comprising at least three drive axles (A, B, C) each with a pair of drive wheels (30H, 30V, 31H, 31V), a steering system that direct controls the steering angle between at least two of the drive axles. The vehicle being...  
WO/2005/054041A1
The invention concerns an electric steering and driving system for a lateral wheel steering vehicle, said system comprising driving elements for chains (15, 16) or for wheels, two axle drive shafts (13, 14), whereof one first end is conn...  
WO/2005/047087A1
The invention relates to a drive system for a tracked vehicle. Said system comprises: an internal combustion engine (1); at least one steering drive (2); a differential gear assembly (3) comprising at least one drive element (4), at leas...  
WO/2005/047042A1
Vehicle (10, 100) comprising at least three drive axles (A, B, C) each with a pair of drive wheels (30H, 30V, 31H, 31V), a steering system that direct controls the steering angle between at least two of the drive axles. The vehicle being...  
WO/2005/039958A1
The invention relates to an electrical drive system for a vehicle with skid steering, said system respectively comprising a homogeneous electrical driver and a homogeneous summing transmission (16, 18) on the left side and on the right s...  
WO/2005/017390A1
The invention comprises an electro-mechanical continuously variable transmission (EMCVT) that uses a planetary gear system to provide a combination of electric and mechanical power for a vehicle or for stationary equipment. The EMCVT inc...  
WO/2005/014321A2
The invention relates to a wheel hub drive train using liquid nitrogen (4) as the fuel. Nitrogen (3) that has been evaporated from liquid nitrogen (4) is used as the compressed gas and is led via pneumatic control valves (7) directly to ...  
WO/2004/062956A1
An axle drive device (2) is suspended so as to be swingable about the center axis for swing, or the axis in a forward-backward direction of a motor-vehicle frame. The device is constructed from a hydraulic drive unit (20) and a left and ...  
WO/2004/060737A1
The inventive motorised wheel chair comprises propelling and control means. Said propelling means consist of a motor actuating a first hydraulic pump which is serially connected to a first hydraulic circuit feeding a receiving hydraulic ...  
WO2003103367A3
A scooter (100) has a steering mechanism (112) linked to a front wheel (110) and a plurality of rear wheels (109) whereby an angular change in the steering mechanism is translated into an angular change in the front and rear wheels. The ...  
WO/2004/037628A1
A crawler tractor comprises steering mechanisms (44) (45) for rotating a machine body by causing right and left crawler belts (9) to move differentially. The tractor is characterized in that the steering mechanism (44) is connected to a ...  
WO/2004/033272A1
The invention relates to a superimposed steering system for track-laying vehicles or wheeled vehicles with non-pivotable wheels. Said superimposed steering system comprises a drive unit (1) and a neutral shaft (10, 10') for transmitting ...  
WO2004005754A3
A hydraulic torque vectoring differential includes two epicyclic gear sets (62, 65) and two variable displacement hydrostatic units (90, 92). Each hydrostatic unit is coupled to a reaction member (80, 82) of one of each of the epicyclic ...  
WO/2004/023862A1
A combine for driving a traveling section (2) by transmitting the power of an engine (21) to a transmission case (22) provided with a traveling speed change mechanism (40), characterized in that the power of the engine (21) is transmitte...  
WO/2004/020262A1
The invention primarily relates to a method for guiding a multitrack vehicle on a curved path which is predefined by the driver of the vehicle via a set point steering angle or similar. A curved path signal representing said desired curv...  
WO/2004/005754A2
A hydraulic torque vectoring differential includes two epicyclic gear sets (62, 65) and two variable displacement hydrostatic units (90, 92). Each hydrostatic unit is coupled to a reaction member (80, 82) of one of each of the epicyclic ...  
WO/2003/103367A2
A scooter (100) has a steering mechanism (112) linked to a front wheel (110) and a plurality of rear wheels (109) whereby an angular change in the steering mechanism is translated into an angular change in the front and rear wheels. The ...  
WO/2003/103366A2
A scooter has at least two drive wheels which are placed in alignment with or forward a location on the scooter defined by the approximate location of the head and shoulders of a user of the scooter.The scooter may optionally have a plur...  
WO2003033329A3
Devices (101) for adjustably controlling a flow of fluid through a common passage and through first and second auxiliary passages are disclosed. The flow control devices may be used for controlling the steering of a vehicle having indepe...  
WO/2003/097395A1
The invention relates to an electric steering and drive system for a vehicle (6; 15) with a wheel side steering system consisting of at least two electrically driven axles, wherein at least one mechanical coupling is provided between the...  
WO/2003/086561A1
A car model, comprising a pair of right and left rear wheels (21, 21) driven by different motors (24, 24) independently of each other, a pair of right and left front wheels (22, 22), and a front wheel support mechanism (30) supporting th...  
WO/2003/082620A1
A traveling vehicle, wherein a power transmission system for traveling straight forward, a power transmission system for turning, a power transmission system for PTO, and a power transmission system for driving a pump are disposed in a t...  
WO/2003/072420A1
A control system for a power machine (10) having independently steerable and rotatable wheels (124) includes a user input device and an electronic controller (116). The user input device includes user actuable inputs (114) providing user...  
WO/2003/046415A1
A hydro−mechanical transmission comprising a planetary gear set (10)&semi a speed control device (31,32,33,35) to increase the operating range of the vehicle or stationary equipment, consisting of a two−speed power shift transmission...  
WO/2003/033329A2
Devices (101) for adjustably controlling a flow of fluid through a common passage and through first and second auxiliary passages are disclosed. The flow control devices may be used for controlling the steering of a vehicle having indepe...  
WO/2003/026385A1
Broadly, one aspect of the present invention is an articulated combine (10) having increased on-board grain storage capacity (e.g., 1,200 bushels) and which is composed of a forward unit (13) having an operator's cab (15), an engine (18)...  
WO2002060742A3
A system and method of controlling a multi-wheel drive vehicle is provided. The invention is preferably applicable to the steering of such a vehicle and determines the individual velocities for each wheel drive (108, 110, 112, 114). In t...  
WO/2002/102644A1
A Zero Turn Radius vehicle is provided that utilizes a steering system including front steerable wheels (6, 6a) that is synchronized with a drive system that has dual independent rear drive units (24, 25) to drive the rear wheels (7, 7a)...  
WO/2002/102647A1
The invention relates to a motorized device with two drive wheels that is equipped with two handles (15, 17) disposed on a handlebar (11). The drive wheels are individually driven by one drive, the rotating speed of a drive wheel being s...  
WO/2002/100707A1
The invention relates to a hydrostatic drive comprising at least one hydraulic pump (1) and a first and a second hydraulic motor (6, 25), which are respectively connected to said hydraulic pump (1) by means of two service lines (4, 41, 5...  
WO/2002/085663A1
Left and right rear wheels (16B) are controlled independently and the traveling direction of a vehicle (10) is altered (turned) by the speed difference. A steering wheel is normally provided and steered constantly by a crew; but since th...  
WO/2002/087066A1
A drive control apparatus for controlling an electric rotation drive block for moving a drive body. The apparatus comprises a reference comparison signal generation circuit, a detection circuit for detecting speed of the drive block and ...  
WO/2002/083481A1
The present invention concerns a mechanical steering transmission unit comprising an input drive shaft and two output driven shafts that can revolve in the same or opposite direction at the same speed.  
WO/2002/083482A1
An electric drive configuration for a tracked vehicle comprises a pair of propulsion motors (1a, 1b) each in operable communication with one of a first pair of track drive sprockets (3a, 3b) for driving a pair of tracks (4a, 4b) of the t...  
WO/2002/083483A1
An electric drive configuration for a skid steered vehicle comprises; a pair of propulsion motors (74a, 74b), each with a motor shaft protruding from both ends of the motor and mounted on the same axis across the vehicle, each being coup...  
WO2002046024A3
A steering traction control apparatus (10) for a track laysing work machine (12) includes first and second speed sensors (64, 66) that produce a slip signal responsive to the difference in rotational velocity of first and second axles (2...  
WO/2002/066311A1
A land vehicle has four wheels (10) by which the vehicle is driven and steered and the wheels are driven by hydraulic motors (11). In one arrangement the vehicle is steered by at least one pair of steerable wheels and supply of fluid to ...  
WO/2002/060742A2
A system and method of controlling a multi-wheel drive vehicle is provided. The invention is preferably applicable to the steering of such a vehicle and determines the individual velocities for each wheel drive (108, 110, 112, 114). In t...  
WO2002014136A3
A Zero Turn Radius vehicle is provided that utilizes a drive system including a single hydraulic variable displacement pump and dual variable displacement hydraulic motors connected respectively one to each of two ground engaging wheels ...  
WO/2002/045989A1
A transmission in a power machine (10) includes an axle (130) having an inboard (122) and outboard end (120). The outboard end is coupled to a wheel through a universal joint (124). The inboard end is coupled, through a sprocket assembly...  
WO/2002/046022A1
A steer-drive interposes respective left and right orbital gear drives (20, 22) into the vehicle drivetrain between the engine/transmission (10, 12) and the respective propulsion axles associated with each side of the vehicle. The orbita...  
WO/2002/046024A2
A steering traction control apparatus (10) for a track laysing work machine (12) includes first and second speed sensors (64, 66) that produce a slip signal responsive to the difference in rotational velocity of first and second axles (2...  
WO/2002/046023A1
A self-propelled vehicle (1) capable of making turns with tight turning radii, which comprises a frame (2) with a pair of traction wheels (5), at least one orientable wheel (21), and one or more driver's posts (3). The vehicle (1) has a ...  
WO2001033939A9
A vegetation mower incorporating a drive train using two mechanical transmissions (14, 17) to selectively drive the ground engaging wheels (6, 6') at different speeds. The drive train incorporates a single pulley belt (18) to transfer po...  
WO/2002/032712A1
A tractor having right and left traveling crawlers (9) installed thereon, comprising a hydraulic transmission swing mechanism (45), a forced-diff (41) for driving a crawler driving sprocket (4), an engine (10), a hydraulic transmission s...  
WO/2002/028677A1
There are two basic methods of steering a wheeled vehicle. One method is to turn one or more steerable wheels. The other is to drive one or more left hand wheels independently of one or more left hand wheels. In the present invention bot...  
WO/2002/014136A2
A Zero Turn Radius vehicle is provided that utilizes a drive system including a single hydraulic variable displacement pump and dual variable displacement hydraulic motors connected respectively one to each of two ground engaging wheels ...  
WO/2002/012641A1
A slew working vehicle (1) is equipped with a left traveling motor (13) and a right traveling motor (14) both for driving left and right traveling devices (2L, 2R) and controls the traveling motors (13, 14) independently with left and ri...  
WO/2002/010001A1
A working vehicle, wherein a steering wheel for steerably operating a running part is installed on an operation part through a steering wheel pivot shaft, a steering link mechanism incorporated in a link box is interlockingly connected t...  

Matches 201 - 250 out of 9,089