A dolly for indoor and outdoor use including a supporting frame extending along a main axis of extension and a loading platform mounted above said frame. The dolly also includes at least one steering and drive wheel coupled to the bottom of the frame and at least one pair of idle wheels coupled to the bottom of the frame and positioned symmetrically relative to the main axis of extension. The dolly also comprises includes a control structure including a plurality of sensors configured for measuring a plurality of operating parameters of the dolly and for generating respective signals representing operating parameters and a processing unit configured to receive the representative signals and to impart a steering command to the at least one steering and drive wheel at least as a function of the representative signals.

The present invention may disclose a turbine fracturing equipment, including a transporter, a turbine engine, a reduction gearbox, a transmission mechanism and a plunger pump, wherein an output end of the turbine engine may be connected to one end of the reduction gearbox, the other end of the reduction gearbox may be connected to the plunger pump through a transmission mechanism; the transporter may be used to support the turbine engine, the reduction gearbox, the transmission mechanism and the plunger pump; the transporter may include a chassis provided with a transport section, a bearing section and a lapping section which may be connected in sequence; while the turbine fracturing equipment may be in a working state, the bearing section can contact with the ground, while the turbine fracturing equipment may be in a transport state, the bearing section may not contact with the ground.

A suspension damping device installed at a chassis of a mobile robot comprises a vehicle frame, a controlling arm set and a damping device. The vehicle frame is fixed to the chassis and arranged on the ground. One end of the controlling arm set is hinged to the vehicle frame, and the other end of the controlling arm set is hinged to a steering device, so the controlling arm set controls the motion stability of the steering device. One end of the damping device opposite to the ground is hinged to the vehicle frame, and the other end of the damping device faced to the ground is hinged to the steering device. A six-wheeled bionic chassis which comprises a chassis frame, a controller, a sensor, front wheel suspension assemblies, middle wheel suspension assemblies and rear wheel suspension assemblies is also disclosed in the present invention.

A suspension damping device installed at a chassis of a mobile robot comprises a vehicle frame, a controlling arm set and a damping device. The vehicle frame is fixed to the chassis and arranged on the ground. One end of the controlling arm set is hinged to the vehicle frame, and the other end of the controlling arm set is hinged to a steering device, so the controlling arm set controls the motion stability of the steering device. One end of the damping device opposite to the ground is hinged to the vehicle frame, and the other end of the damping device faced to the ground is hinged to the steering device. A six-wheeled bionic chassis which comprises a chassis frame, a controller, a sensor, front wheel suspension assemblies, middle wheel suspension assemblies and rear wheel suspension assemblies is also disclosed in the present invention.

An assembly for a wheel of a robotic vehicle and a method for overcoming an obstacle for said robotic vehicle. The assembly comprises a first arm portion and a second arm portion, the first arm portion being attachable to a chassis of the robotic vehicle at an attachment point and extending forwardly and downwardly relative to the attachment point in a direction of a movement of the robotic vehicle. The second arm portion is pivotably connected with the first arm portion at an arm pivot point and extends forwardly relative to the arm pivot point in the direction of the movement. The wheel is rotatably mounted on one end of the second arm portion opposed to the arm pivot point. A wheel rotation axis being positioned at least as high as the arm pivot point relative to a surface on which the robotic vehicle is positioned.

Provided is a running device including a frame (11) and a first wheel part (15) and a second wheel part (35) arranged with an appropriate distance therebetween along a running direction (R). The first wheel part (15) includes a first left support arm (17) and a first right support arm (26) arranged on the frame (11) in a manner to be swingable within a plane extending along the running direction (R). The second wheel part (35) includes a second support arm (36) arranged on the frame (11) in a manner to be swingable within a plane perpendicular to the running direction (R). The first left support arm (17) has first left wheels (19, 21) respectively on both sides thereof, and the first right support arm (26) has first right wheels (28, 30) respectively on both sides thereof. The second support arm (36) has a second left wheel (38) and a second right wheel (40) respectively on both sides thereof.

Provided is a running device including a frame (11) and a first wheel part (15) and a second wheel part (35) arranged with an appropriate distance therebetween along a running direction (R). The first wheel part (15) includes a first left support arm (17) and a first right support arm (26) arranged on the frame (11) in a manner to be swingable within a plane extending along the running direction (R). The second wheel part (35) includes a second support arm (36) arranged on the frame (11) in a manner to be swingable within a plane perpendicular to the running direction (R). The first left support arm (17) has first left wheels (19, 21) respectively on both sides thereof, and the first right support arm (26) has first right wheels (28, 30) respectively on both sides thereof. The second support arm (36) has a second left wheel (38) and a second right wheel (40) respectively on both sides thereof.

Proposed is a modular driving apparatus which is driven in combination with at least one ride module or is driven independently by being combined with or separated from the ride module. The modular driving apparatus includes: a main body including a coupling space in which the ride module is mounted, and wheel modules which surrounds both sides of the ride module mounted in the coupling space and operates to run together with the mounted ride module or operates to run autonomously; and coupling guide blades which are respectively fastened to both sides of the main body and respectively include wheel module coupling holes for exposing the outer surfaces of the wheel modules.

A utility vehicle includes a modular frame which allows the vehicle to be customized for particular applications. The modular frame includes at least a main frame section, a front frame section, and a rear frame section. The main frame section is configured to remain consistent throughout any application of the utility vehicle and is configured to receive various iterations of the rear frame section and the front frame section.

A robotic apparatus having first and second wheels with rollers coupled by a frame, third and fourth wheels with rollers circumferentially offset from the first and second wheels, and a clamping assembly coupled to the frame and configured to apply a force for urging the third and fourth wheels towards the pipe to secure the robotic apparatus thereon. Another robotic apparatus having first and second wheels with rollers on a first side of a pipe, third and fourth wheels with rollers on a second, opposing side of the pipe, and a clamping member coupling the first and second wheels to the third and fourth wheels and configured to apply a force for urging the wheels towards the pipe to secure the robotic apparatus thereon. The robotic apparatuses may have a modular design in which different sized clamping members/assemblies can be swapped out to accommodate pipes of different diameters.