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Document Title |
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7384046 |
Powered wheeled vehicle capable of travelling on level ground, over uneven surfaces and on stairs
Powered wheeled vehicle ( 1 ), capable of travelling both on level ground and over uneven surfaces, comprising at least one driving tread (BR 11 ) as well as two pairs of front wheels (R 61 ) and...
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7347511 |
Rotary walker robotic platform
A rotary walking device having multiple sequential ground engaging elongated struts interconnected between pairs of annular drive disks. Each pair of drive disks having multiple pivot attachment...
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7311162 |
Apparatus and method for traversing compound curved and other surfaces
A traction unit capable of traversing and turning on surfaces that include compound curves like the surface of a sphere or are inverted like a ceiling. The traction unit includes a plurality of...
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7182163 |
Positioning mechanism for a vehicle
The invention contemplates a selectably operable hydraulic means for laterally shifting one end of a non-moving vehicle in order to provide a desired alignment. The present invention is...
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7143850 |
Leg joint assist device for legged movable robot
An assist device is provided with a spring device that generates an auxiliary driving force, by an elastic energy, acting on a joint of a leg. The spring device includes a gas spring having a...
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7017687 |
Reconfigurable articulated leg and wheel
A reconfigurable leg and wheel device includes an array of components joined in series configurable as i) an articulated leg with the components movable with respect to one another in a walking...
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6935447 |
Stair-climbing hand truck
A stair-climbing hand truck comprising two casters held in a chassis and a supporting foot constituted by a two-arm lever having a lower support end and an upper end, a supporting foot guide...
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6907945 |
Wheel chair
Disclosed is a wheel chair capable of going over an obstacle or ascending or descending a stair. The wheel chair comprises a wheel frame; an actuator coupled to the wheel frame; a power generating...
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6845830 |
Method of climbing up/down a step, bogie and wheelchair
A bogie is provided with a wheel mechanism that can move each wheel in a vertical direction, and a control unit to perform impedance control of moving force to be applied to a wheel supporting unit...
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6819780 |
Method and apparatus for automatically steering a vehicle in an agricultural field using a plurality of fuzzy logic membership functions
A combine having a camera system is disclosed in which pictures of the ground in front of the vehicle are processed to extract the slope and intercept of a characteristic line indicative of the...
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6793026 |
Wall-climbing robot
A wall-climbing robot or mobility platform able to ascend and descend various horizontal and vertical surfaces having a chassis, a rotor rotatable with respect to the chassis, one or more...
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6752400 |
Moving unit
A moving unit provides a wheel that supports a body portion in a condition that the body portion can be moved, a supporting member that is mounted at a position that does not interfere with...
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6550787 |
Conveying apparatus for ascending or descending stairways
A conveying apparatus capable of ascending or descending stairways and carrying goods consists of a frame, a transmission mechanism and a driving mechanism located on a lower section of the frame....
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6484829 |
Battery powered stair-climbing wheelchair
A self-propelled battery-powered wheelchair replaces an ordinary wheelchair and provides improved access to homes. The wheelchair includes stair climbing, slope climbing, and reclining while...
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6397960 |
Transporting device
A transporting device has wheels, a stair climbing unit having climbing legs, an electric motor provided for driving of the stair climbing unit, a drive shaft which is driven by the electric motor...
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6341784 |
Motor-driven stair climbing device
A motor-driven stair climbing device ( 10 ) to carry equipment and goods, more particularly wheel chairs ( 9 ) with disabled persons. The wheel chair ( 9 ) can be detachably fixed to the stair...
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6328120 |
Stair climbing vehicle
In a stair-climbing vehicle for negotiating steps, ledges and stairs comprising a vehicle body having wheel support arms mounted thereon at opposite sides and in spaced relationship so as to be...
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6311795 |
Work vehicle steering and suspension system
A work vehicle steering system for a work vehicle having a frame, a plurality of wheels, and a coupling assembly coupled to at least one of the wheels is provided. The coupling assembly includes...
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6311794 |
System and method for stair climbing in a cluster-wheel vehicle
A system and method for operating a device in ascending or descending stairs. The device has a plurality of wheels rotatable about axes that are fixed with respect to a cluster arm, where the...
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6267196 |
High mobility vehicle
A vehicle, for driving over a ground surface, has a body with a left side, a right side, a front and a back. The vehicle includes left and right drive mechanisms. Each mechanism includes first and...
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6161639 |
Vehicle dislodging system
The vehicle dislodging system in accordance one embodiment in the present invention for a vehicle with a longitudinally extending vehicle frame includes a first arm and a drive system. The first...
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6123162 |
Hand truck with detachable power unit
A hand truck has a movable load platform that can be driven upwards and downwards by driving means associated with a readily detachable power unit. This allows an operator to place the hand truck...
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6079510 |
Turn assisting mechanism for a vehicle
A turn assisting mechanism assists a turning motion of a vehicle, such as a lawn mowing vehicle, so that the vehicle may not damage the ground (lawn grass, crops, etc.) when the vehicle makes a...
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6068073 |
Transformable mobile robot
A versatile robot provides a plurality of different, primary locomotion means and the capability of switching between modes of movement on a rapid basis to traverse a variety of terrains at high...
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5833248 |
Stairway ascending/descending vehicle having an arm member with a torque transmitting configuration
A stairway ascending/descending vehicle which may ascend/descend the steps of the stairs having a height greater than a diameter of wheels and in which vertical vibration is suppressed. The...
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5526890 |
Automatic carrier capable of smoothly changing direction of motion
In an automatic carrier having a body and a wheel base rotatably mounted on the body, a driving wheel is fixed to the body and a driven wheel is fixed to the wheel base. The direction of the driven...
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5513716 |
Adaptive mobility system
A wheeled mobility system, such as a wheelchair, having articulated limbs for providing a tractive force between the mobility system and a surface. The articulated limbs provide tractive locomotive...
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5372211 |
Method for surmounting an obstacle by a robot vehicle
Surmounting obstacles in the path of a robot vehicle is accomplished by rotating the wheel forks of the vehicle about their transverse axes with respect to the vehicle body so as to shift most of...
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5351773 |
Walking robot
A walking robot capable of easily avoiding obstructions and easily being balanced while walking. The walking robot comprises: four corner blocks for connecting each end of X-guides and Y-guides;...
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5137101 |
Cross-country vehicle with stepwise locomotion
A stepping vehicle with a chassis having two height-adjustable wheel arms with braked wheels and two stepping legs powered individually. The stepping legs are equipped with pivot limit positions...
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4977971 |
Hybrid robotic vehicle
A hybrid robotic vehicle is provided for use in environments which are hazardous to humans, the vehicle being adapted to carry a payload for use in viewing the area or acquiring other types of...
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4790400 |
Stepping vehicle
A vehicle 1 comprises an upper mounting 2 which is a hollow beam pivotally attached via pivot means 4 to a lower mounting 3 which is also a hollow beam. A work platform 15 is fixed on to the upper...
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4779691 |
Cross-country vehicle
The present invention creates a cross-country vehicle that is characterized by the combination of two hydraulically operated leg units at the front of the vehicle with two wheels at the rear of the...
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4759421 |
Industrial vehicle with integrated emergency recovery device
The industrial truck or vehicle comprises a support body or member supporting an elevatable platform. The support body is supported and guided on both ends by a respective transverse pivot joint of...
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4558758 |
Prime mover
A prime mover having a central body with a plurality of elongated legs pivotally connected to said central body for movement both up and down and sideways and individual steerable drive means on...
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4266627 |
Traveling assembly and wheel suspension for a rolling and stepping vehicle
A traveling assembly, especially a wheel suspension, for a vehicle capable of rolling and stepping or walking travel upon a regular or uneven surface, e.g. for cranes, excavators, construction,...
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4265326 |
Rolling and stepping vehicle
A rolling and stepping vehicle capable of serving as a platform for a variety of working elements, e.g. a crane or an excavator, has a central support provided with a plurality of outwardly...
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3208544 |
Stepping wheel vehicle
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