Abstract: A device is provided. The device is arranged in a wafer box and is configured to simulate to measure physical properties of a surface of a wafer in the wafer box during an air filling and exchanging operation on the wafer box when the wafer box is closed. The device includes one or more simulating members and one or more sensors. Each simulating members is arranged in one receiving groove. The physical properties of a surface of each simulating member received in the one receiving groove matches with the physical properties of the surface of the wafer received in the one receiving groove. At least one of the one or more sensors is arranged on a corresponding simulating member, each sensor is configured to measure the physical properties of a surface of a corresponding simulating member. A related wafer box is also provided.

Abstract: A device includes one or more fixing members and one or more air speed measuring members. Each fixing members is received and held in one receiving groove. Each air speed measuring member is arranged on one fixing member. Each air speed measuring member includes one or more sensors. Each sensor extends outside the wafer box and is positioned below an air curtain. Each sensor is configured to measure an air speed near the air outlet of the air curtain. A related wafer box includes the above device.

Abstract: A carrier applying precision support and lifting by an Automated Guided Vehicle includes a frame, two supporting arms, and pressing components. Two supporting arms are located on either side of the frame and are movable in a receiving direction relative to the frame. The pressing components are located on the frame, the pressing components include first pressure balls, for pushing the supporting arms across the carrier, and second pressure balls for pushing the supporting arms along the receiving direction. The first and second balls improve the positioning accuracy of the supporting arms relative to the object or material to be transported and reduces friction between the supporting arms and the pressing components. An AGV cart and a loading system are also disclosed.

Abstract: A field surveying and regulating method applied on at least one monitoring electronic device enables at least one manager to add at least one project and at least one specific location (spot) for obtaining soil samples and to edit the at least one project and the at least one spot on an online map. The method allows the manager to assign at least one soil drill and at least one drill operator for each project and each spot. The method enables the manager to view information as to position of each soil drill, depth for sampling by each soil drill, sampling time spent, actual work done by each soil drill, and photos of work by each soil drill in sampling. A related field surveying and regulating system is also disclosed.

Abstract: A shunting device used to transport workpieces comprises a plurality of rotating shafts parallel to one another and arranged in arrays, a plurality of first omnidirectional wheels, and a plurality of second omnidirectional wheels. The first omnidirectional wheels and the second omnidirectional wheels are each wrapped around a corresponding one of the rotating shafts in a matrix. The first omnidirectional wheels and the second omnidirectional wheels are alternatively arranged along the corresponding one of the plurality of rotating shafts and a second direction perpendicular to the plurality of rotating shafts. A plurality of first driven rollers of the first omnidirectional wheels and a plurality of second driven rollers of the second omnidirectional wheels are mirror-symmetrical along at least one of a third direction parallel to the plurality of rotating shafts and the second direction.

Abstract: An LED lamp includes a socket and a shallow dish-shaped body detachably connected to the socket. The body includes a rear cover, a transparent front cover, a lamp board, a number of LED light sources, a driving circuit board, and a fixing member. The front cover has a honeycombed pattern including a plurality of cells. The LED light sources are mounted on the lamp board facing an inside of the front cover, and each LED light source is configured to emit a light beam toward the front cover so as to create a light spot in a corresponding cell on the front cover. The driving circuit board is electrically connected to the socket and the lamp board, and is configured for driving the LED light sources to emit light beams. The fixing member is configured for fixing the rear cover, the driving circuit board and the lamp board together.

Abstract: An LED lamp includes a socket and a shallow dish-shaped body detachably connected to the socket. The socket is electrically connected to an external power source. The body includes a rear cover, a transparent front cover, a lamp board, a number of LED light sources, a driving circuit board and a fixing member. The LED light sources are mounted on the lamp board facing the front cover, wherein the LED light sources are visible from an outside of the transparent front cover when they are lit. The driving circuit board is electrically connected to the socket and the lamp board, and is configured for driving the LED light sources to emit light beams. The fixing member is configured for fixing the rear cover, the driving circuit board and the lamp board together.

Abstract: The disclosure provides a smart lighting system. The smart lighting system includes a lighting apparatus, a controller, and a remote control. The lighting apparatus is coupled to the controller and a power supply. The controller is connected to the remote control via a communication interface. The controller includes a user identification device (UID), a encryption system, and a dimmer. Via the encryption system, the UID is adapted to authenticate the signals transmitted from the remote control, and the dimmer modifies electrical currents from the power supply for the lighting apparatus according to the signal. The brightness of the lighting apparatus is thus modulated by the remote control.

Abstract: An LED lighting device is provided. The LED lighting device includes a processing unit, a sensor, a MOSFET, and an LED. When the sensor detects a frequency or voltage fluctuation, the processing unit modulates the duty cycle of the MOSFET to reduce the energy consumption of the LED light device and improve the efficiency of luminance of the LED lighting device.

Abstract: An LED luminous device comprises a fin assembly, heat pipes, a printed circuit board located on the fin assembly and LEDs arranged on the printed circuit board. The fin assembly defines elongated through holes therein. Each heat pipe comprises a first pipe and a plurality of second pipes communicated with the first pipe. The first pipe comprises a straight pipe and two extending pipes extending from two ends of the straight pipe, and the plurality of second pipes are located between the two extending pipes and parallel to the extending pipes. The plurality of second pipes is communicated with the straight pipe. The extending pipes and the second pipes are inserted into the elongated through holes of the fin assembly.

Abstract: An LED lamp includes a heat sink. The heat sink includes a base, a number of fins and two fixing elements for fixing the heat sink. The base includes a first face and a second face opposite to the first face. The fins extend from the first face of the base. The two fixing elements are detachably fixed on two ends of the base, respectively. Each fixing element includes a mounting plate, a fixing plate fixed on the first face of the base, and a connecting member connecting the fixing plate with the mounting plate.

Abstract: An exemplary lamp cover for covering a light source includes a connecting member, mounting members, first covering members, and a second covering member. The mounting members are integrally formed with the connecting member as a single piece. The first covering members are detachably mounted on the connecting member and alternated with the mounting members. The second covering member is capable of being mounted on the connecting member to replace one of the first covering members to change a shape of a light field of light emitted from the light source and through the lamp cover.

Abstract: An exemplary lamp seat assembly includes a supporting member and a chassis. The supporting member includes receiving portion for receiving a light source therein and a plurality of clips. The chassis includes a holder for electrically connecting the light source and a power source and a main body mounted on the holder. The holder is a screw type bulb base. The main body includes a hollow cover, a plurality of baffling portions and a plurality of supporting portions formed on an inner surface of the cover. The supporting member abuts against the supporting portions and the clips clasp the baffling portions.

Abstract: An exemplary lamp cover for covering a light source includes a connecting member, mounting members, first covering members, and a second covering member. The mounting members are integrally formed with the connecting member as a single piece. The first covering members are detachably mounted on the connecting member and alternated with the mounting members. The second covering member is capable of being mounted on the connecting member to replace one of the first covering members to change a shape of a light field of light emitted from the light source and through the lamp cover.

Abstract: An LED (light emitting diode) includes a seat and an LED chip. The seat includes a main body, and a first electrode and a second electrode formed on the main body. The LED chip includes a first semiconductor layer, an annular light-emitting layer encircling the first semiconductor layer, and an annular second semiconductor layer encircling the light-emitting layer. The first electrode electrically connects with the first semiconductor layer, and the second electrode electrically connects with the second semiconductor layer.

Abstract: An LED lamp includes a holder with a base, a first light module and a second light module. The first light module includes a first light cover and a first set of LEDs. The first light cover has a hollow conical configuration with a wide top end tapering to a small bottom end. The small bottom end of the first light cover is connected to the base. The first set of LEDs is received in a hollow space of the first light cover. The second light module includes a second light cover and a second set of LEDs received in the second light cover. The second light cover is capable of rotating relative to the first light module.

Abstract: A light emitting diode (LED) bulb includes a lamp seat for connecting the LED bulb to an external power source, a rotatable member rotatably connected to the lamp seat, two holders fixed to the rotatable member and a lamp head pivotally connecting with the holders. The rotatable member is rotatable around a first axis. The lamp head is rotatable around a second axis. The second axis is unparallel to the first axis. Thus, an illumination angle of the lamp head can be adjusted with respect to the lamp seat along two planes. An LED module is attached to the lamp head.

Abstract: An LED lamp includes a frame, a power module, an envelope, an LED module, two holders, and a waterproof connecter. The frame includes a tube having an electrical section and a reflector. The power module is received in the electrical section. The envelope is engaged with the reflector to cooperatively define an optical section. The LED module is received in the optical section and electrically connects with the power module. The holders are mounted at two ends of the frame to prevent external hydrosphere from entering the LED lamp. Each of the holders includes a first cover and a second cover. The first covers engage with opposite ends of the electrical section. The second covers engage with opposite ends of the optical section. The waterproof connecter is coupled to one of the first covers.

Abstract: A lens comprises a base; the base comprising a bottom face having a light incident face adapted to diffuse light into the lens, and a top face; a first member; and a second member, wherein the first and second members extend from the top face and away from the bottom face, wherein the first member comprises a first light emergent face having a convex surface curved outward from the top face, and directs light to areas far away from the lens, and wherein the second member comprises a second light emergent face having a flat surfaced finish and is at a first angle from the top face, and directs light to areas near the lens; and a third light emergent face between the first and the second light emergent faces, wherein the third light emergent face has a rough surface finish, and also directs light to areas near the lens.

Abstract: An exemplary LED lamp includes a socket, an LED module, a signal receiver, and a signal emitter. The LED module includes a micro-computer processor, a power module and an adjuster electrically connecting with the micro-computer processor and the power module. The LED module is mounted on the adjuster. The signal receiver is mounted on the LED module. The signal receiver receives a signal emitted from the signal emitter and transmits the signal to the micro-computer processor. The micro-computer processor dictates the power module to drive the adjuster to rotate. The LED module rotates following the rotation of the adjuster to change an illumination angle of the LED module.