Abstract: A drive system for a vehicle is disclosed. The drive system has a track supported by pulleys; at least one wheel, disposed near an end of the track; and at least one flipper. The at least one flipper has at least one of a flipper track supported by flipper pulleys and a flipper wheel. A diameter of the at least one wheel is larger than a combined diameter of: each of the pulleys of the track and twice a thickness of the track.

Abstract: Disclosed is a self-balancing scooter with a foldable foothold for an additional rider. The self-balancing scooter includes: a housing; a controller mounted inside the housing for controlling running and direction change; motors respectively mounted at both sides of the housing; wheels respectively mounted on shafts of the motors; a battery mounted on the bottom surface of the housing; a riding board mounted on the upper part of the housing to allow a main rider to put feet; a foldable foothold attached to the side wall of the riding board to allow an additional rider to put feet; casters mounted at one side of the foldable foothold; a fitting hole formed at the other side of the foldable foothold; and a bracket assembled to the fitting hole through a rotary shaft and attached to the side wall of the riding board, the bracket having assembly holes.

Abstract: A system configured to be mounted to a vehicle including a skid-based steering system. The system including a control unit for determining course correction to the vehicle during operation based on a navigation path received from a remote device and data associated with the movement of the vehicle collected by the system.

Abstract: A system configured to be mounted to a vehicle for adjusting a position of an implement during an autonomous operation being performed by the vehicle. For example, the vehicle may monitor a height, slope angle, and/or load of an implement during an operation and adjust one or more parameters associated with the implement to achieve a desired finishing profile.

Abstract: A system configured to be mounted to a vehicle including an implement. The system may be configured to determine positions, coordinates, rotation angles (pitch, roll, and yaw), and slopes that may be utilized for autonomous control of the vehicle and the implement. In some cases, the sensor system may include a combination of one or more global positioning sensors mounted on top of a vehicle cab, at least one measurement unit mounted on the implement, and/or additional measurement units mounted on the vehicle body to collect data associated with the movement of the vehicle and implement.

Abstract: A backpack type self balancing scooter having a foot-driven steering apparatus mounted thereon is provided, including: two wheels having motors mounted thereon; a motor housing for mounting the motors therein in such a manner as to allow rotary shafts of the motors to be located linearly to each other; a footrest; a shuttle ring mounted on any one side of the footrest; an erecting housing, a controller mounted on the upper portion, a cover disposed coveringly on top thereof, and an insertion hole formed on the center of the cover; a saddle; and a backpack. The rider walks in the state of carrying the backpack on the back, or puts the backpack on the around, sits on the saddle to drive the self balancing scooter in the state where both hands are free, while conducting the direction changes through the shuttle ring turned with his or her foot.

Abstract: A backlight layer to be operatively coupled with an LCD panel, the backlight layer comprising: an illumination source configured to illuminate the LCD panel; a dual-mode infrared filter configured to filter an infrared spectrum of light emanating from the illumination source, wherein: when the dual-mode infrared filter is in an enabled mode, the dual-mode infrared filter is positioned in the path of the light emanating from the illumination source and before the light reaches the LCD panel, thereby filtering an infrared spectrum of the light, and when the dual-mode infrared filter is in a disabled mode, the dual-mode infrared filter is positioned out of the path of light emanating from the illumination source, thereby allowing a complete spectrum of the light to reach the LCD panel.

Abstract: The present invention relates to a hands-free balancing scooter steered twistedly with feet that includes: a housing; a controller mounted on the upper portion of the housing to control driving and direction changes of the balancing scooter; motors mounted on both sides of the housing and having wheels mounted on the shafts thereof; a battery mounting portion formed on the bottom surface of the housing so as to mount a battery therein; a foothold located on top of the housing to allow a rider's both feet to be stepped thereon and having a handle formed on one side thereof and two through holes formed thereon to allow manipulating rods of rotary motion sensors embedded into the housing to protrude therefrom; and turntables mounted on the foothold in such a manner as to be assembled to the manipulating rods of the rotary motion sensors.

Abstract: A self balancing scooter steered with thighs is provided, which includes: two wheels having motors mounted; a motor housing for mounting the motors therein so as to allow rotary shafts of the motors to be located linearly; a footrest disposed on top of the motor housing; an erecting housing located on top of the footrest and having a battery and a controller mounted, the controller being adapted to control driving and direction change of the self balancing scooter, a cover disposed on top thereof, and an insertion hole formed on the center of the cover; a saddle having a seatpost fitted to the insertion hole of the cover; and a thigh steering plate mounted just on the underside of the saddle through the seatpost so as to be turned in left and right sides through the thighs of the rider sitting on the saddle to perform the direction change.

Abstract: A ground robot having a main body, two opposing drive systems, a flipper disposed distal to the main body, and a front wheel and a rear wheel, both disposed substantially parallel to the vertical plane and between the inner track and the flipper. The main body has a sagittal plane and two opposing lateral sides. Each drive system having an inner track disposed proximal to the main body. The inner track extends along a corresponding lateral side of the two opposing lateral sides and substantially parallel to a vertical plane of the main body, and is supported by a plurality of inner pulleys. The flipper extending along the corresponding lateral side and substantially parallel to the vertical plane. The flipper has a flipper body, an outer track, and a plurality of outer pulleys supporting the outer track. The diameter of the front wheel and the rear wheel of each of the opposing drive systems ranges between 1.2 to 1.3 times of a diameter of the inner track.

Abstract: A backpack type self balancing scooter having a foot-driven steering apparatus mounted thereon is provided, including: two wheels having motors mounted thereon; a motor housing for mounting the motors therein in such a manner as to allow rotary shafts of the motors to be located linearly to each other; a footrest; a shuttle ring mounted on any one side of the footrest; an erecting housing, a controller mounted on the upper portion, a cover disposed coveringly on top thereof, and an insertion hole formed on the center of the cover; a saddle; and a backpack. The rider walks in the state of carrying the backpack on the back, or puts the backpack on the around, sits on the saddle to drive the self balancing scooter in the state where both hands are free, while conducting the direction changes through the shuttle ring turned with his or her foot.

Abstract: Disclosed is a method for driving a two-wheel self-balancing scooter to maintain straight drivability at occurrence of external force. The method includes a driving ready step of applying a power to the two-wheel self-balancing scooter (S10), a driving step of setting a driving speed and a forward/backward direction by leaning an occupant's body forward or backward (S20), when one wheel goes flat, a revolutions increasing step of rapidly increasing revolutions of the flat wheel (S30), a revolutions decreasing step of decreasing revolutions of a normal wheel according to the revolutions of the flat wheel (S40), a revolutions synchronizing step of equally setting the revolutions of the flat wheel and the normal wheel (S50), and a synchronization repeating step of repeating the revolutions synchronizing step (S60).

Abstract: A driving flipper with a robotic arm and a method for protecting the robotic arm. A robotic platform having a main frame and at least one obstacle climbing flipper with a robotic arm. The robotic arm has a folded mode substantially parallel to the longitudinal axis of the obstacle climbing flipper. The robotic arm has an operational mode protruding away from the longitudinal axis in an angle of at least 45 degrees.

Abstract: A ground robot having a main body, two opposing drive systems, a flipper disposed distal to the main body, and a front wheel and a rear wheel, both disposed substantially parallel to the vertical plane and between the inner track and the flipper. The main body has a sagittal plane and two opposing lateral sides. Each drive system having an inner track disposed proximal to the main body. The inner track extends along a corresponding lateral side of the two opposing lateral sides and substantially parallel to a vertical plane of the main body, and is supported by a plurality of inner pulleys. The flipper extending along the corresponding lateral side and substantially parallel to the vertical plane. The flipper has a flipper body, an outer track, and a plurality of outer pulleys supporting the outer track. The diameter of the front wheel and the rear wheel of each of the opposing drive systems ranges between 1.2 to 1.3 times of a diameter of the inner track.

Abstract: A carrying autonomous vehicle system, comprising: a carrying autonomous vehicle and at least one carried autonomous vehicle. The carrying autonomous vehicle has a main frame and at least one flipper. The carried autonomous vehicle uses at least one flipper to load and/or unload at least one carried autonomous vehicle on the main frame.

Abstract: A tracked platform, comprising: a main frame having a bottom side and a top side; a plurality of driving wheels mounted on said main frame; a continuous track mounted on said driving wheels; wherein a distance between said continuous track and said bottom side is between 20% and 45% of said driving wheel diameter and said bottom side is essentially concave.

Abstract: A tracked platform, comprising: a main frame having a bottom side and a top side; a plurality of driving wheels mounted on said main frame; a continuous track mounted on said driving wheels; wherein a distance between said continuous track and said bottom side is between 20% and 45% of said driving wheel diameter and said bottom side is essentially concave.

Abstract: An electric vehicle including: an operating shaft inserted into the center of the upper portion of a motor housing and having steering handles mounted on the front end thereof to change the drive direction of the vehicle; motors mounted onto the interiors of both sides of the motor housing and having front wheels coupled correspondingly thereto; a foot board mounted on the rear side of the operating shaft; a battery and a controller mounted on the underside of the foot board; a rear connection member protruded backwardly from the board and having a caster mounted on the underside thereof; and a front connection member protruded forwardly from the foot board, coupled by a connection shaft to foot board shaft holes formed on the lower ends of both sides of the motor housing, in a state of being isolated downwardly.