There is provided a continuum robot comprising a first end, a second end and an elongate body, a sensor arranged at the first end and a cooling jacket adjacent the sensor. The cooling jacket comprises a cavity containing a cooling medium for absorbing heat from the sensor.

A tap hole cleaning apparatus (20) for an electric arc furnace and a corresponding electric arc furnace (1) enable the cleaning of a tap hole (12) of an electric arc furnace (1) comprising a furnace vessel (2) having an eccentric or offset bottom tap hole (12). A lance head (24) is movable in a first step from a lower end position to an upper end position into and through the tap hole (12), and in a second step, the lance head (24) is movable back through the tap hole (12) from the upper end position to the lower end position while ejecting oxygen through one or more lateral oxygen ejection nozzles to clean the inner periphery of the tap hole (12).

A vision system for a mobile robot, the vision system including: a lens module; an illumination system including a plurality of light sources; and a lens module holder. The lens module holder is positioned around the lens module and includes a reflective surface for reflecting light emitted from the illumination system away from the lens module.

An apparatus includes a drive; a movable arm connected to the drive, the movable arm comprising a first link connected to the drive at a shoulder, a second link connected to the first link at an elbow, a third link connected to the second link at a wrist, and a fourth link connected to the second link at the wrist; at least one first actuator located in the second link configured to cause a rotation of the third link about the wrist; and at least one second actuator located in the second link configured to cause a rotation of the fourth link about the wrist. One or more of a thermal management, a power distribution, or a communication is effected through the second link.

The present invention will provide a device in which the gripping action is achieved by a compliant membrane manipulated by electromagnetic forces. The gripping force provided by the present invention is best suited for delicate objects, as it gently applies the gripping force necessary for displacement. This is accomplished through a chamber, a membrane, a plunger attached to the membrane, and a solenoid configured to manipulate the plunger, and thus, the membrane.

The present invention relates to the technical field of spacesuit performance tests, and in particular to a robot for testing lower limb performance of a spacesuit, comprising a pressure maintaining box, an air circulation component, an air cooling unit, heat radiating hose components and two mechanical legs. The air cooling unit is connected with the pressure maintaining box; the air circulation component is arranged in the pressure maintaining box; the mechanical legs are installed on the pressure maintaining box, and the heat radiating hose components are arranged in the mechanical legs; air in the pressure maintaining box is cooled through the air cooling unit and delivered into the heat radiating hose components through the air circulation component; each mechanical leg comprises a thigh, a knee joint component, a shank, an ankle joint component and a foot; the thigh is connected with the shank through the knee joint component; the shank is connected with the foot through the ankle joint component; the knee joint component is provided with a knee joint driving component and a knee joint transmission component; and the ankle joint component is provided with an ankle joint driving component and an ankle joint transmission component. The present invention has high control precision of motion tracks and adjustable size, and is suitable for testing lower limbs of different spacesuits.

The present application provides a vacuum absorption assembly and a manipulator device. The vacuum absorption assembly includes: a manipulator pad; vacuum nozzles, disposed on the manipulator pad and configured to absorb a substrate; and further includes a cooling component, disposed in each of the vacuum nozzles and configured to cool the vacuum nozzle. Each vacuum nozzle defines therein an accommodation groove for installing the cooling component, and a cooling medium is introduced into the cooling component. The cooling component is a cooling pipeline, and the cooling medium is cooling gas. The cooling pipeline defines therein cooling pores configured to blow gas towards an absorption surface of the respective vacuum nozzle, and the respective vacuum nozzle defines therein exhaust openings configured to exhaust internal gas.

Provided is a life evaluating device that evaluates the life of a lubricant in a machine including a motor and a transmission mechanism that is lubricated by the lubricant and transmits power of the motor to a movable unit. The life evaluating device includes a motor-heat-value calculating unit that calculates a motor heat value on the basis of a current value of the motor, a frictional-heat-value calculating unit that calculates a frictional heat value in the transmission mechanism on the basis of rotating speed of the motor and a coefficient of friction of the transmission mechanism, a lubricant-temperature estimating unit that estimates temperature of the lubricant on the basis of the calculated frictional heat value and the calculated motor heat value, and a life estimating unit that estimates the life of the lubricant on the basis of the estimated temperature of the lubricant and information concerning impurities in the lubricant.

A robot includes a housing, a body frame disposed inside the housing, a driving motor provided at lower portion of the body frame, a driving wheel rotated by the driving motor and protruding downward of the housing, a control rack mounted to the body frame and positioned above the driving motor, an opening defined in the housing and positioned at a rear side of the control rack, the control rack being insertable into the opening, and a back cover covering the opening.

An apparatus including a frame, a first position sensor, a drive and a chamber. The frame has at least three members including at least two links forming a movable arm and an end effector. The end effector and the links are connected by movable joints. The end effector is configured to support a substrate thereon. The first position sensor is on the frame proximate a first one of the joints. The first position sensor is configured to sense a position of two of the members relative to each other. The drive is connected to the frame. The drive is configured to move the movable arm. The frame is located in the chamber, and the drive extends through a wall in the chamber.