Abstract: An auto guided vehicle system adapting for carrying an object is provided. The auto guided vehicle system includes a plurality of auto guided vehicles. Each of the auto guided vehicles has a vehicle body and an omnidirectional wheel set, and further includes a driving device, a wireless communication module, and a processing device. The driving device drives the omnidirectional wheel set. The wireless communication module communicates with a control module of an electric device. The processing device transmits a position information to the control module through the wireless communication module. The control module determines an arrangement pattern of the auto guided vehicles on a movement plane according to an object information and the respective position information of the auto guided vehicles, such that the auto guided vehicles carry and transport the object in the arrangement pattern. Besides, an operating method is also provided.

Abstract: A nozzle for producing microparticles includes a nozzle body having an oscillating device and an amplifying portion connected to the oscillating device and located between first and second ends of the nozzle body. A through-hole extends from the first end through the amplifying portion and the second end. A tube assembly is mounted in the through-hole and includes first and second tubes between which a first fluid passageway is defined. A second fluid passageway is defined in the second tube. Two ends of the first tube respectively form a first filling port and a plurality of first outlet ports both of which intercommunicate with the first fluid passageway. Two ends of the second tube respectively form a second filling port and a second outlet port both of which intercommunicate with the second fluid passageway. A formation space is defined between the second outlet port and the first outlet ports.

Abstract: An electricity aided bicycle and an auxiliary power controlling method thereof are provided. The electricity aided bicycle includes a driving circuit, a rotating speed detector and a command voltage generator. The driving circuit receives a command voltage, and drives an auxiliary motor of the electricity aided bicycle based on the command voltage. The rotating speed detector generates a detection signal having a plurality of pulses based on a rotation status of a driving gear of the electricity aided bicycle. The command voltage generator receives the detection signal, and is configured to: calculate times between two adjacent pulses in the detection signal, operate numerical value derivation operation based on the times to generate an estimated velocity value, set an electricity aid strategy table and calculate the command voltage based on the estimated velocity value and the electricity aid strategy table.

Abstract: A method for acquiring a dynamic vibration frequency includes the following steps. At least five pairs of vibration measurement elements are selected. A bandwidth range of the vibration measurement elements is determined. The vibration measurement elements in sequence on a first side and a second side, which are geometrically symmetrical to each other, of a main shaft are used to measure vibration displacements in a symmetrical position arranging manner. The vibration displacements measured by the vibration measurement elements of either of the first side and second side are corrected, so as to differentially eliminate an ambient noise. Positions of nodes located on the first side and the second side are calculated. The vibration displacements in the preceding steps are used to deduce dynamic vibration frequencies of main harmonics. A vibration mode of the main shaft is confirmed.

Abstract: A coating method has a reciprocating rotating step. A wire bar is rotated at a first rotational speed for coating a film on a web. In a process of rotating the wire bar at the first rotational speed, a tangential direction of the wire bar at a connecting area between the wire bar and the web is opposite to a moving direction of the web, and then the wire bar is rotated to restore to an original position at a second rotational speed. Meanwhile, the tangential direction is changed and is same to the moving direction of the web. The second rotational speed is far faster than the first rotational speed. A coating device has a base, the wire bar disposed across the base, and a rotation adjusting module connected to the wire bar for driving the wire bar to rotate reciprocatingly.

Abstract: A power wheel including a positioning device, a wireless communication module, and a controller is provided, where the controller is configured to operate in an active mode or a passive mode. When operating in the passive mode, the controller is configured to: acquire route information and moving information from the power wheel operating in the active mode by the wireless communication module, and acquire relative position information with the other power wheels by the positioning device; and determine a rotation strategy of the power wheel according to the route information, the moving information and the relative position information. When operating in the active mode, the controller is configured to: acquire the route information, and transmit the route information to the other power wheels; and determine the rotation strategy of the power wheel according to the route information. In addition, a cooperative carrying method of the power wheel is also provided.

Abstract: A multi-antenna system uses non-radiation coupling edges to achieve isolation. A first radiation antenna, a second radiation antenna and at least one isolator are disposed on the surface of a substrate, wherein each of the first radiation antenna and the second radiation has a resonance radiating portion, a feeding portion, and at least one non-radiation coupling edge. The isolator is disposed between the first and second radiating antennas, extending from the non-radiation coupling edge of the first radiating antenna to that of the second radiating antenna. By disposing the isolator beside the non-radiation coupling edges, the near field coupling energy between the first and second radiating antennas is cancelled out, thereby improving the isolation of the antenna. By changing the length of the isolator, the resonant frequency of the system can be adjusted.

Abstract: A hardness measurement apparatus including a storage device, a processing device, and an electromagnetic sensing device is provided. The storage device stores a hardness classification model. The processing device generates a control signal. The processing device outputs the control signal to the electromagnetic sensing device to operate the electromagnetic sensing device to sense a metal object in a non-contact sensing manner at a specific frequency. The electromagnetic sensing device outputs an electromagnetic sensing result of the metal object to the processing device. The processing device analyzes the electromagnetic sensing result to determine the impedance parameter of a sensing coil. The processing device determines a hardness of the metal object according to the impedance parameter the sensing coil and the hardness classification model. In addition, a hardness measurement method is also provided.

Abstract: A pre-surgical planning apparatus adapted to estimate ablation information of a target object ablated by a magnetic heat treatment device is provided. The magnetic heat treatment device includes a needle and a coil. The pre-surgical planning apparatus includes a storage device, a processing device, and an input device. The storage device stores an estimation model. The input device provides a plurality of parameters including a needle angle parameter, a needle characteristic parameter, and a then gal conductivity of the target object. The processing device inputs the parameters to the estimation model, such that the processing device executes the estimation model to estimate the ablation information of the target object ablated by the magnetic heat treatment device with a preset power and a preset length of time. The ablation information includes temperature curve information and temperature distribution information. Besides, a pre-surgical planning method is also provided.

Abstract: A roll-drawing machine adapted for an elongated material is provided. The roll-drawing machine includes at least one rolling module and a power source. The rolling module includes a mold frame, a pair of seats, and a pair of rollers. The seats are movably disposed in the mold frame. The rollers are freely pivoted in the seats respectively and move together with the seats. An end of the elongated material is connected to the power source to be drawn thereby, such that the elongated material passes between the rollers of the rolling module to rotate the rollers and be pressed by the rollers.

Abstract: An electricity aided bicycle and an auxiliary power controlling method thereof are provided. The electricity aided bicycle includes a driving circuit, a rotating speed detector and a command voltage generator. The driving circuit receives a command voltage, and drives an auxiliary motor of the electricity aided bicycle based on the command voltage. The rotating speed detector generates a detection signal having a plurality of pulses based on a rotation status of a driving gear of the electricity aided bicycle. The command voltage generator receives the detection signal, and is configured to: calculate times between two adjacent pulses in the detection signal, operate numerical value derivation operation based on the times to generate an estimated velocity value, set an electricity aid strategy table and calculate the command voltage based on the estimated velocity value and the electricity aid strategy table.

Abstract: A nozzle for producing microparticles includes a nozzle body having a first end and a second end opposite to the first end. The nozzle body further includes a through-hole extending from the first end through the second end. A fluid passageway is defined in the through-hole and forms a filling port in the first end of the nozzle body and a plurality of outlet ports in the second end of the nozzle body. The nozzle body further includes an oscillating device and an amplifying portion. The oscillating device is connected to the amplifying portion. The amplifying portion surrounds the fluid passageway and is located adjacent to the second end of the nozzle body.

Abstract: A dust removal device includes: an upper cover, a base, a support body, and a dust collector. The support body couples with the upper cover and the base. The dust collector includes: a first connecting member, a second connecting member, and a dust collecting body. The dust collecting body is coupled with the first connecting member and the second connecting member and has a folded structure. When an external force enables a shape of the first dust collecting body to be changed, a distance between the first connecting member and the second connecting member is also changed. In a cleaning mode, the dust collecting body is stretched and compressed in a reciprocating manner by using a structure of the dust collecting body.

Abstract: A mandibular fixation device overcomes the low operability of the conventional mandibular fixation device. The mandibular fixation device includes a sleeve, a first screw rod, a second screw rod and two positioning members. The sleeve includes two ends respectively provided with first and second screw holes. The first and second screw holes have opposite spiral directions. The first screw rod has a first threaded portion and a first assembly portion. The first threaded portion is threadedly engaged with the first screw hole, and the first assembly portion is located outside of the sleeve. The second screw rod has a second threaded portion and a second assembly portion. The second threaded portion is threadedly engaged with the second screw hole, and the second assembly portion is located outside of the sleeve. The two positioning members are coupled with the first and second assembly portions, respectively.

Abstract: A femur supporting device includes a femoral stem having a plurality of inclined passages. The femoral stem includes an inner side and an outer side. Each inclined passage includes an outlet in the inner side and an inlet in the outer side. Each inclined passage inclines upward from the inlet to the outlet. A plurality of supporting rods extends through the inclined passages. A first engaging end of each supporting rod extends out of the outlet of one of the inclined passages. A second engaging end of each supporting rod extends out of the inlet of one of the inclined passages. The first engaging end of each supporting rod is engaged with one of a plurality of first engaging portions in a trochanter head. The second engaging end of each supporting rod is engaged with one of a plurality of second engaging portions of a fixing unit.

Abstract: The present invention discloses a method for finding a cell nucleus of a target cell from a cell image, wherein the cell image includes the target cell and at least one variation cell, and the target cell includes cytoplasm and the cell nucleus. The method includes steps of: (a) processing the cell image via an image processor such that the cytoplasm, the cell nucleus and the variation cell have different shades of color; (b) demarcating the outlines of the cytoplasm, the cell nucleus and the variation cell; (c) calculating geometrical reference points of the outlines; (d) calculating the distances from the geometrical reference point of the cytoplasm outline to the geometrical reference point of the cell nucleus outline and to the geometrical reference points of the variation cell outlines; and (e) finding a specific geometrical reference point having a shortest distance to locate a specific outline corresponding to the specific geometrical reference point as the cell nucleus.

Abstract: A composite tube manufacturing method includes the following steps: providing a billet, wherein the billet includes an inner material and an outer material, and the inner material is enveloped in the outer material; heating the billet; pushing the billet to a to-be-extruded position; and performing an extrusion process, and extruding the billet to a composite tube, wherein the inner material and the outer material of the billet are respectively extruded to an inner tube and an outer tube of the composite tube, and the outer tube is bonded to the inner tube through the extrusion process.

Abstract: A non-contact bearing is provided. In a suspended state, the non-contact bearing is disposed with a predetermined spacing to a first guide surface. The non-contact bearing includes: a bearing body and a micro electro mechanical layer. The bearing body includes a second guide surface, wherein the second guide surface is opposite to the first guide surface. The micro electro mechanical layer is disposed on the second guide surface, and includes at least one micro sensor and/or at least one micro actuator.

Abstract: A pump device includes a drive unit, a pump unit and a transport unit. The drive unit includes a base frame, and a variable-speed drive device disposed on the base frame. The pump unit includes a rotating shaft driven by the drive device, a fan blade co-rotatably mounted to the rotating shaft, a drain housing receiving the fan blade, and a suction housing in fluid communication with the drain housing. The transport unit includes a plurality of transport tubes in fluid communication with the drain housing.

Abstract: A nozzle, an apparatus, and a method for producing dual-layer microparticles used as microcarriers. The nozzle includes a nozzle body having a first fluid passageway and a cover mounted to the nozzle body and having a second fluid passageway. A plurality of extension tubes is communicated with an end of the first fluid passageway and is spaced from each other. Each extension tube includes an outlet port distant to the first fluid passageway. A plurality of sleeves is communicated with the second fluid passageway. Each sleeve includes an opening distant to the second fluid passageway. Each extension tube extends into one of the sleeves. An outer wall of each extension tube is spaced from an inner wall of one of the sleeves. The outlet port of each extension tube is located between the second fluid passageway and the opening of one of the sleeves.