333results about How to "Simple control" patented technology

Systems and methods which provide image presentation for medical examination, interventional procedures, diagnosis treatment, etc. from multi-dimensional volume datasets are shown. Reference indicators, providing information with respect to the relationship of an image to the physical world, are preferably provided to aid a viewer in interpreting the image. Such reference indicators may be provided in the form of tool markers and corresponding image marker. Degrees of freedom provided with respect to image manipulation are preferably selectively constrained to facilitate interaction with an image or images. Embodiments of the invention may implement a relatively simple bidirectional control to facilitate a survey of an entire image volume. Image display conventions may be provided which present images in a particular orientation to facilitate user interpretation of the image.

The invention provides a full-automatic chemiluminescence immune analyzer comprising a rack, and a sample introduction device, a reaction control device and an optical detection assembly which are arranged on the rack, wherein the sample introduction device comprises a reaction cup array mechanism, a reaction cup delivery rail, a sample adding gun head array mechanism, a reagent storage disc, a reagent filling rail, a sample conveying device, a sample storage disc, a first mechanical arm, a second mechanical arm, a third mechanical arm, a sample filling needle, a first reagent filling needle and a second reagent filling needle; the reaction control device comprises a reaction cup incubating disc, a primary magnetic separation rail, a secondary magnetic separation rail, a first cleaning and magnetic separation mechanism, a second cleaning and magnetic separation mechanism and a substrate filling mechanism; the optical detection assembly comprises a photomultiplier and a control circuit. The full-automatic chemiluminescence immune analyzer can automatically perform operations such as sample adding, reaction, data reading and the like in the chemiluminescence immune testing flow.

The invention discloses a plume diagnosis device of an electric propulsion engine, comprising a current collecting device, a current meter and a current collecting device moving part. The current collecting device consists of current collecting rings which are concentric and are different in size; the current meter is used for monitoring the current collected by each current collecting ring; the current collecting device moving part is used for realizing the movement of the current collecting device along the direction of plume axis of the engine so as to obtain current distribution at different axial positions; and the current collecting device obtains charged particle number density of the plume at different radial positions by the current collecting rings with different diameters. The invention adopts a device which is simpler, obtains the divergence angle of the engine plume and distribution condition of charged particles in the plume; and the operation and control in the diagnosis process are relatively simple and are easy to master.

A touch control device and a method thereof are disclosed. A driving voltage is applied to a first conductive layer of the touch control device. A second conductive layer is connected via scanning lines to a scan sensing circuit. To detect the location where a touch or depression occurs, the scan sensing circuit repeatedly and sequentially scans first ends of multiple elongate conductive strips that constitute the second conductive layer. The coordinates of the location of the depression is determined on the basis of the scanning result that the scan sensing circuit performs over the elongate conductive strips of the second conductive layer and the voltage that the first conductive layer applies to one or more of the elongate conductive strips of the second conductive layer that correspond to the location of the depression. The second ends of the elongate conductive strips of the second conductive layer can also be connected to the scan sensing circuit via scanning lines to allow the scan sensing circuit to perform scanning operation over the first and second ends of the elongate conductive strips of the second conductive layer in a sequential and repeated manner.

The invention discloses a power-interrupting-free shifting speed changing box of an electric vehicle and a shifting control method of the power-interrupting-free shifting speed changing box. The speed changing box comprises a first gear pair mechanism, a second gear pair mechanism, a disc clutch and a shifting control mechanism, in the shifting control mechanism, a first gear overrunning clutch and a control overrunning clutch are mounted in corresponding gears, a control friction plate is fixed on a roller retainer and a roller shifting fork of the first gear overrunning clutch, a wave spring is mounted in an annular groove in an end surface of a second control gear, and a control pressure plate is axially pre-tightened through the wave spring, is clamped in the annular groove in the end surface of the second control gear and rotates along with the second control gear. By the shifting control method of the speed changing box, first gear engaging, second gear engaging and gear reversing actions can be realized and do not intervene. By the power-interrupting-free shifting speed changing box of the electric vehicle, the problem of interrupting of shifting power of the traditional AMT is solved, and a smooth speed ratio switching process can be realized. In addition, by the structure, a shifting fork and a shifting fork shaft are further omitted, the system structure is greatly simplified, and the total weight of a transmission is reduced.

The invention relates to the field of brush direct current motor speed regulating control, in particular to a compensation feedback speed regulating device of a brush direct current motor and a method therefor. The method realizes the speed regulating control to the brush direct current motor via acquiring and analyzing speed gain links of the voltage signal of the motor and current compensation control links of a motor working current signal; the speed gain links provide voltage feedback; and the current compensation feedback control links provide wasted current feedback used for compensating consumption and caused by the motor armature inner resistance; and a feedback controller of the device provided by the invention comprises the two links, and the device can also be used for achieving the method. The invention has the benefits that close-cycle control to the rotation speed of the motor is achieved via the speed gain link; an extra speed sensor is not required; the rotation speed deviation of the load change, which is caused by the motor armature inner resistance, is corrected by the current compensation control links; and the control is simple, the cost is low, and the universal property is high.

The invention relates to a natural converting type hybrid high-voltage DC circuit breaker, and belongs to the field of DC circuit breakers applied to DC transmission distribution networks. The circuit breaker is formed by connecting a plurality of completely the same high-voltage DC circuit breaker modules in series though a disconnecting switch; each high-voltage DC circuit breaker module is on the basis of the natural converting type hybrid DC circuit breaker; each circuit breaker module comprises a main current branch, a main circuit breaker branch, an overvoltage protecting and energy absorbing branch and a measuring control system; the three branches are interconnected in parallel and are respectively connected with the measuring system; the measuring system controls the working time sequences of the three branches. According to the circuit breaker, active devices such as charging capacitor for assisting zero crossing are saved; the control is simple, the reliability is high, and the demand of domestic DC transmission network and DC distribution network on the DC circuit breaker can be met.

A combustion-engined setting tool for driving fastening elements in a constructional component includes at least one combustion chamber (11) for receiving an oxidant-fuel gas mixture, a piston guide (17) located adjacent to the combustion chamber (11), and in which a drive piston (15) for driving the fastening elements in is displaceable by combustion gases, a ventilator for creating turbulence in the combustion chamber (11), and a compression device (30) for compressing gases fed into the combustion chamber (11) and driven by the ventilator drive (21).

A device used specifically to play internet radio stations using a consistent method for interacting with websites, eliminating the need for a full computer with a keyboard, computer screen and/or mouse. The said device is capable of accessing internet radio websites through a wireless modem and basic internet software, playing and/or streaming from these websites using MP3 player software. The said device, using a simple, standardized format to interact with websites, streams the audio information, allowing it to be played through speakers, or an MP3 capable stereo or other electronic device. The said device can choose a particular internet radio station via a control panel, can preload stations and download software from a computer connection and has a rechargeable power source.

The invention discloses a portable electronic device and a wire-control method. The portable electronic device includes an earphone socket, a CPU and an interruption detecting module. During the wire-control process through a wire-control earphone, the CPU records the time from the press-down to release of the wire-control earphone key-press, compares the time length with the preset threshold to judge and record the type of the key-press corresponding to the time length, and performs corresponding functions according to the recorded type of key-press for one-time operation or the combination of key-press types for many times of operation. With the simple wire-control earphone provided by the invention, various control functions can be performed to the portable electronic device.

The invention discloses a manual and automatic control system for realizing single-action control through a pneumatic double-action executing mechanism with a gas storage tank, comprising a pneumatic double-action control valve, a manual and automatic control system and an accident gas storage tank, wherein the pneumatic double-action control valve is formed by a valve and a pneumatic double-action executing mechanism through connection; the manual and automatic control system comprises a first pneumatic control valve, a second pneumatic control valve, a solenoid valve, a pressure switch, a field manual control panel, an air filtration pressure-reduction component, a one-way valve, a third pneumatic control valve, a fourth pneumatic control valve and a fifth pneumatic control valve. According to the control system, the control valve can realize remote control and the field manual control, and effectively prevents the valve fault caused by various faults of a field hand wheel device; and besides, the accident gas storage tank is additionally arranged in the control system, so that the interlocking action of the valve can be realized when the valve gas source fault is controlled, and the phenomenon that the valve cannot be switched on or switched off tightly due to long-time use of the pneumatic single-action executing mechanism.

The invention discloses a control method for preventing overtemperature in the center of a condenser of a direct current (DC) multi-frequency conversion outdoor machine during refrigeration. The control method comprises the following steps of: detecting the central temperature Tc of an outdoor condenser coil pipe; when the Tc is less than 59 DEG C and more than or equal to 57 DEG C, prohibiting afrequency-conversion pressing machine from frequency raising, and prohibiting a constant-frequency pressing machine from being started; when the Tc is less than 57 DEG C, making the frequency-conversion pressing machine quit from the protection; when the Tc is less than 62 DEG C and more than or equal to 59 DEG C, making the frequency-conversion pressing machine reduce the frequency at the rate of 0.8 to 1.2HZ/10s; when the Tc is less than 65 DEG C and more than or equal to 62 DEG C, making the frequency-conversion pressing machine reduce the frequency at the rate of 0.8 to 1.2HZ/s; when the frequency of the frequency-conversion pressing machine is reduced to the lowest frequency and the Tc which is less than 65 DEG C and more than or equal to 59 DEG C is maintained for more than 1min, stopping the constant-frequency pressing machine, and continuously operating the frequency-conversion pressing machine at the lowest frequency; when the Tc is more than or equal to 65 DEG C, immediatelyshutting down the frequency-conversion pressing machine and the constant-frequency pressing machine; and when the Tc is less than 57 DEG C and the downtime of the constant-frequency pressing machine is maintained for more than 3min, starting the constant-frequency pressing machine. The control method has the advantages of no hysteresis quality and stable systems, and makes compressors difficultlyburned out.

Radio-frequency tag communication system and radio-frequency tag communication device, which permit highly efficient coordinated operations of the communication devices while preventing overlapping of communication. The communication system includes a positional-relationship determining portion configured to determine relative positions of the plurality of radio-frequency tag communication devices, and a transmission control portion configured to control transmission of the transmitted signal from each of the plurality of radio-frequency tag communication devices, according to a result of determination of the relative positions by the positional-relationship determining portion, so that a sufficiently long time is provided for the mutually adjacent communication devices to transmit the transmitted signals. Namely, the present invention provides a radio-frequency tag communication system wherein the radio-frequency tag communication devices are operable in a coordinated fashion with high efficiency, while preventing overlapping of communication.

The invention provides an air conditioner control method. The air conditioner control method includes the following steps that a first temperature profile collected at first time in a room is acquired, and a background temperature region and a first temperature difference region in the first temperature profile are acquired, wherein the temperature of the first temperature difference region is different from the temperature of the background temperature region; a second temperature profile collected at second time in the room is acquired; whether a second temperature difference region besides the first temperature difference region exists in the second temperature profile or not is judged; if it is judged that the second temperature difference region exists, an air conditioner is controlled and/or a prompt is given to a user. By the adoption of the air conditioner control method, if an abnormal condition occurs when children sleep, the prompt can be given to patients in time, the patients do not need to pay attention of sleeping children in real time, the influence of children on the patients during sleeping can be reduced to the greatest extent, and sleeping of children and sleeping of the patients are guaranteed at the same time. The invention further provides the air conditioner and an air conditioner control system.

The invention relates to a support device for a panel display device. The support device comprises an installation piece, a revolving part and/or a telescopic part, and a control system, wherein the installation piece is connected with the panel display device, so that the support device and the panel display device are supported with each other; the revolving part and/or the telescopic part are/is driven by a drive motor; the panel display device is controlled in a screen touch mode or by a mouse; a control interface of the support device can be called and displayed on a screen of the panel display device, and control signals of the evolving part and/or the telescopic part can be obtained by the interface; and the control system can control the drive motor according to the control signals, and the driven motor drives the revolving part and/or the telescopic part to change, so that the panel display device moves to be at a required display angle from an initial display angle. The support device can be directly adjusted on the display device, so that the display angle of the panel display device can be conveniently controlled by people.

The invention discloses a bionic caudal fin underwater propeller based on hydraulic artificial muscles. The bionic caudal fin underwater propeller comprises more than two swinging devices, a caudal fin and a hydraulic control unit, wherein each swinging device comprises a T-shaped bracket and two artificial muscles which are symmetrically arranged on the T-shaped bracket; each artificial muscle comprises a telescopic assembly; each telescopic assembly is provided with an elastic hydraulic cavity and a connector which is connected with the elastic hydraulic cavity and the hydraulic control unit, and can linearly stretch and shrink through the liquid filling and drainage of the elastic hydraulic cavity; the T-shaped brackets of all the swinging devices are hinged end to end in sequence; one end of each telescopic assembly is hinged to the corresponding T-shaped bracket, and the other end of each telescopic assembly is hinged to the T-shaped bracket of the next swinging device; when one of the artificial muscles of each swinging device is in a stretching state in the same movement period, the other artificial muscle is in a shrinkage state, and the caudal fin is connected with the last swinging device. The bionic caudal fin underwater propeller has the advantages of simple structure, low cost, high efficiency, easiness in modeling and control, and the like.

The invention relates to a surgical instrument (100; 200) comprising:

• • an elongated arm (111; 207) according to a longitudinal axis and having a distal end (105; 204) mounted with a pivot joint on the elongated arm according to an axis substantially orthogonal to the longitudinal axis;
  • a drive shaft (103; 3), substantially coaxial with the elongated arm, comprising means forming a universal joint (104; 206) facing the pivot joint; and,
  • distal tool (9) securely fastened on the drive shaft and rotatively mounted on and in the extension of the distal end of the elongated arm, such that the distal tool has two rotational degrees of freedom, distinct and independent of each other, one being around an axis substantially perpendicular to the longitudinal axis of the elongated arm and the other being around an axis substantially collinear to an own axis of the distal tool, characterised in that the means forming a universal joint comprise a flexible drive sleeve (104; 206).

The invention discloses an avoidance needless type stereoscopic garage. The avoidance needless type stereoscopic garage comprises an upright post, a vehicle carrying board, a track, a lifting device, a rotating device, a moving device and an anti-falling device, wherein the vehicle carrying board is mounted on the upright post and can be controlled by the lifting device to move up and down along the upright post; the upright post is mounted on the rotating device which can drive the upright post to rotate, and the rotating device is mounted on the moving device, a driving wheel and a guide wheel of the moving device are mounted on the track and drive the rotating device to move along the track horizontally; the anti-falling device is further arranged on the upright post; the lifting device adopts chain transmission for transmission, so that the transmission is stable; the rotating device adopts an incomplete gear mechanism for transmission, so that the installation space of the avoidance needless type stereoscopic garage is saved; and the anti-falling device adopts an anti-falling baffle which is arranged in a transverse sliding chute of the upright post, and the anti-falling safety performance is good. The avoidance needless type stereoscopic garage adopts three motors for independent control, the control mode is simple, further, the structure is simple, and maintenance and repairing are facilitated.

The invention provides a detachable tailstock type vertical take-off and landing unmanned aerial vehicle. Wings and a fuselage can be detachably assembled. The wings and the fuselage can form two overall arrangement forms. According to the X-shaped overall arrangement form, two pairs of wings are mounted on the fuselage and are bilaterally symmetrical, and each pair of wings is of a longitudinal symmetry structure; and the included angle between the wings in each pair is 120 degrees, and the four wings form an X shape. According to the Y-shaped overall arrangement form, three wings are mounted on the fuselage, the included angel between every two adjacent wings is 120 degrees, and the three wings form a Y shape. The unmanned aerial vehicle of the X-shaped overall arrangement form is suitable for long-distance flight under a wind-free condition. The vertical take-off and landing unmanned aerial vehicle of the Y-shaped overall arrangement form is suitable for short-distance flight under a lateral wind condition. According to the detachable tailstock type vertical take-off and landing unmanned aerial vehicle, the structure is simple, and control is easy; and since the wings and the fuselage are connected detachably, the unmanned aerial vehicle is suitable for different occasions, singular problems in a transition mode are avoided, and long endurance and long-distance flight can be achieved.

An image forming apparatus has a transfer attitude correcting section for correcting a transfer attitude of the transfer sheet to receive the toner image and for conveying the corrected transfer sheet to the transfer section with a timing to match with the movement of the toner image. The transfer attitude correcting section includes a roller unit including a base board rotatable around a center of rotation and a registration roller mounted on the base board, a detecting section for detecting a position of the transfer sheet being conveyed by the registration roller; and a control section for control the roller unit based on detection data detected by the detecting section so as to correct a skew of the transfer sheet by rotating the base board and to correct a deviation of a transfer position of the transfer sheet by shifting the registration roller on the base board.

An electrohydraulic servo valve of finite angle rotary type is composed of driving motor, seal ring, rotating valve core, end cover, valve bush and valve body. It is featured as applying finite angle brushless servo motor with built in angular displacement transducer as driving motor, setting each of P opening and T opening on valve bush to be a horizontal drum type.

The invention discloses an automatic pressing and shaping device of an automobile suspension control arm front bush. The automatic pressing and shaping device comprises a base, an upper locating component, a pressing component and a lower locating component. The base is arranged on the ground, the upper locating component and the lower locating component are arranged on the base, and the pressing component is arranged on the upper locating component. The upper locating component, the lower locating component and the pressing component continuously move to press and shape a front bush on a control arm. Moving components are driven by an air cylinder and an electric cylinder, the control mode is simple, work is reliable, pressing and shaping can be easily achieved, labor is greatly saved, automatic pressing and shaping of the front bush is achieved, mechanism arrangement is reasonable, and the overall structure space is compact.

The invention discloses an UPS battery charger. The charger comprises a rectification circuit, a PFC chopper circuit and a BUCK converter, wherein the input end of the rectification circuit is coupled with alternating current input live wire (L), the output end of the rectification circuit is coupled with the input end of the PFC chopper circuit, the output end of the PFC chopper circuit is coupled with alternating current input null line (N) through bus bar, the input end of the BUCK converter is coupled with the bus bar and the output end of the BUCK converter is coupled with a rechargeablebattery. The invention also discloses a UPS with the UPS battery charger. By using the UPS battery charger and the UPS of the invention, larger charging power can be realized by using one BUCK converter, the control method is simple so as to effectively reduce the production cost, and the input voltage of the UPS battery charger is stable.

The invention discloses a hinge type wall climbing robot capable of working on a metal wall. The wall climbing robot comprises wall climbing robot units, hinges and a folding mechanism, wherein the wall climbing robot units are rotatably connected through the hinges, and the folding mechanism is mounted at the joint of the two wall climbing robot units. Due to the fact that linear guide rail mechanisms are mounted on each wall climbing robot unit in four directions, each wall climbing robot unit can walk in two freedom degrees; each linear guide rail is provided with a cylinder, and the cylinders stretch and retract to drive supporting plates to move up and down, so that each wall climbing robot unit has the obstacle crossing capacity; and two rows of electromagnets are adopted for attraction when each wall climbing robot unit walks, eight rows of electromagnets can be used for attraction when the robot works, and therefore the robot is reliable in attraction, safe in work and compact in attraction structure.

A D-class signal amplification circuit of the invention intends to repress the influence by a fluctuations of the power supply voltage with a simplified circuit construction and inexpensive components. The D-class signal amplification circuit includes: a multiplier that multiplies an input signal by a correction coefficient, a first modulator that executes a delta-sigma modulation to an output signal from the multiplier, a D-class amplifier supplied with a power supply voltage VDD, which amplifies an output signal from the first modulator, a voltage conversion circuit that generates a power supply voltage VDD/2 from the power supply voltage VDD, a first low pass filter that inputs a signal converted into a level of VDD/2 on the basis of the output signal outputted from the D-class amplifier, a reference signal generation circuit supplied with VDD/2, which generates a reference signal on the basis of the input signal, a second low pass filter that inputs the reference signal, a first comparator that compares levels of the signals outputted from the first with the second low pass filters, and a coefficient control circuit that increases or decreases the correction coefficient by a predetermined modifying breadth, on the basis of the comparison result.

The invention discloses an automatic detection and screening device for the hardness of a bolt fastening piece. The automatic detection and screening device comprises a charging part, a rotary table, a workpiece pressing part, a discharging part, a hardness meter and a table, wherein the charging part is fixedly arranged on a swinging platform mounting base; the swinging platform mounting base and the rotary table are mounted on a base of the hardness meter. The continuous and reciprocating motion of the charging part, the workpiece pressing part, the rotary table, the discharging part and the hardness meter realizes continuous multi-point hardness detection and screening of a bolt. According to the automatic detection and screening device, a movable part is driven by an air cylinder and an electromagnet; the control manner is simple and the work is reliable and easy to realize; an adjusting bolt on a driving piece, a gasket on a spring material stopping part, a workpiece positioning sleeve and a rotary baffle are adjusted simply so as to realize hardness detection of the bolts with different specifications and the flexibility is good; meanwhile, the multi-point hardness detection can be carried out on the bolt by controlling the rotary angle of the rotary table so as to meet the requirements of the use of the hardness meter and the hardness detection; the charging part and the discharging part are mounted on a hardness meter worktable and the structure space of the whole machine is compact.

The invention discloses a bidirectional resonance DC converter and a control method thereof. The bidirectional resonance DC converter is formed by a low-voltage side power supply, a high-voltage side power supply, low-voltage side first switch tube-low-voltage side fourth switch tube, high-voltage side first switch tube-high-voltage side fourth switch tube, first and second resonant inductors, a resonant capacitor, first and second capacitors and a transformer. When energy is transmitted from the lower voltage side to the high voltage side, the bidirectional resonance DC converter realizes power control through phase-shifting control of the switch tubes at the two sides; and when the energy is transmitted from the high voltage side to the low voltage side, the bidirectional resonance DC converter realizes power control through frequency converting control of the switch tubes. The bidirectional resonance DC converter not only can realize bidirectional transmission and control of the energy at the two sides, but also can realize soft switching of all switch devices in full load range, and is especially suitable for being applied to high-frequency, high-efficiency and high-power-density two-way power transformation occasions.

A technique is provided in which, even when the number of devices and device addresses handled in the storage apparatus side increases, it is possible to access all the devices and save used resources by simple control of the configuration definition information without adding the device addresses retained on the host side. The host side handles a virtual device for an access to an actual device handled on a storage apparatus side to retain a virtual device address, specifies an actual device to be mounted to the virtual device, and makes an access for data input/output by the virtual device address. A CHA of a controller maps an actual device address to a virtual device address and retains it in a table in a SM, and when receiving the access by the virtual device address, obtains the corresponding actual device address from the table to access the actual device.

The invention discloses a four-dimensional ultrasonic probe drive method. The method includes the steps: a four-dimensional ultrasonic probe is connected with a system master of an ultrasonic imaging system through a probe connector, and the system master drives the four-dimensional ultrasonic probe to move through a drive device; according to the gear ratio and speed requirements of different types of four-dimensional ultrasonic probes, the system master issues an initial value D1 to a counter of a controller in the drive device through a bus; the system master changes the initial value D1 of the counter, so that the drive device outputs corresponding output pulse frequency to a step motor in the four-dimensional ultrasonic probe, and the speed of the step motor is controlled to drive the four-dimensional ultrasonic probe. The method and the device have the advantages that the different probes and speeds can be set and controlled in such manner of downloading parameters through the system bus so that the probes from different manufacturers are adapted; the control manner is simple and effective.

The invention discloses an air conditioner and a control method thereof. The air conditioner comprises a first sensor, a second sensor and a controller, wherein the first sensor is used for determining a first detection position which is the position of a person, the second sensor is used for detecting a head temperature and a foot temperature of the person at the first detection position, and the controller is used for adjusting the indoor environment temperature to enable a temperature difference between the head temperature and the foot temperature to be smaller than or equal to a first preset value when the temperature difference is determined to be larger than the first preset value. By the aid of the air conditioner and the control method, the problem that control methods which use infrared rays for temperature measurement in the prior art are complicated is solved, so that the control method is simplified.