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30results about How to "Interference will not happen" patented technology
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Finite point return generation method for bending motion planning of orthodontic arch wire
The invention provides a finite point return generation method for bending motion planning of an orthodontic arch wire and relates to the technical field of bending of the orthodontic arch wire. The finite point return generation method for bending motion planning of the orthodontic arch wire is obtained on the basis of an information set of shaping control points of an orthodontic arch wire curveand a robot motion information set of the shaping control points in combination with motion characteristics of a robot for bending the orthodontic arch wire according to the individual orthodontic arch wire curve of a patient. The technical key points are as follows: the information set M of the shaping control points of the orthodontic arch wire curve and the robot motion information set N of the shaping control points are input into an orthodontic arch wire bending system according to the individual orthodontic arch wire curve of the patient; the individual orthodontic arch wire curve is divided; the number of the control points in each divided area is calculated, and all the areas are arranged in descending order; a reverse bending information set is calculated; whether interference occurs at bending points is detected.
Owner:HARBIN UNIV OF SCI & TECH
Microbubble synergistic dynamic experiment system based on double frequency superimposed ultrasonic pulse in viscoelastic medium and microbubble synergistic dynamic experiment method based on double frequency superimposed ultrasonic pulse in viscoelastic medium
ActiveCN110243454AImprove efficiencyImprove securitySubsonic/sonic/ultrasonic wave measurementDesign optimisation/simulationDynamic methodCavitation
The invention discloses a microbubble synergistic dynamic experiment system based on a double frequency superimposed ultrasonic pulse in a viscoelastic medium and a microbubble synergistic dynamic experiment method based on the double frequency superimposed ultrasonic pulse in the viscoelastic medium. The experiment method comprises the following steps 1) according to an actual waveform of a focal region sound field measured by a hydrophone, setting KZK equation parameters and establishing a microbubble nonlinear excitation waveform; 2) constructing a HIFU synergistic model according to viscoelasticity of a biological tissue and vibration characteristics of the microbubble in compressible fluid; 3) establishing a microbubble synergistic dynamic method based on double frequency superimposition; 4) in combination with simulation results of steps above, determining a HIFU waveform phase, sound pressure and frequency parameters to perform a thermal ablation or tissue damage experiment. According to the system and the method provided by the invention, the dynamic characteristics of the microbubble in the biological tissue are used fully to design the sound wave waveform and the phase parameter, maximum vibration of the microbubble is triggered at a focal region, a cavitation effect is enhanced, and safety and efficiency of HIFU thermal ablation and tissue damage are improved.
Owner:XI AN JIAOTONG UNIV
Self-adaptive video twisted-pair wire transmitter
InactiveCN101977297AKeep brightnessKeep the colorClosed circuit television systemsElectrical cable transmission adaptationCapacitanceDifferential signaling
The invention relates to a self-adaptive video twisted-pair wire transmitter. In the transmitter, a video coaxial cable signal is input from the bayonet nut connecter (BNC) of a socket Q9; a resistor R1 is a coaxial cable matching resistor; the video coaxial cable signal is coupled to the second pin of an EL5171 video operational amplification chip U4 by a capacitor C1, input into the video operational amplification chip U4 and converted into a differential signal and the differential signal is output; resistors R8 and R9 are U4 feedback resistors and form a video pre-compensation circuit together with resistors R11, R13 and R14 and capacitors C11 and C12; capacitors C4 and C5 are power supply decoupling capacitors; resistors R4, R5, R6 and R7 and suppression diodes V1, V2, V3 and V4 commonly form a two-stage lightning protection circuit; and the differential signal is output to a twisted-pair wire for transmission through a twisted-pair wire interface J2. The power supply for the transmitter is DC12V and can be shared with a front end camera. The self-adaptive video twisted-pair wire transmitter is characterized by long transmission distance, high transmission quality and anti-interference capability, the preservation of the luminance, color and real-time property of the original image, capability of effectively suppressing common-mode interference, and no interference among different signals of pairs of twisted-pair wires in one cable; and the three-stage lightning protection circuit is adopted, so the transmitter is effectively prevented from being damaged by lightning.
Owner:TIANJIN TELEVISION TECH INST
High transmission load bearing detection cable
ActiveCN106384629AExtended service lifeInterference will not happenInsulated cablesInsulated conductorsSimplex communicationElectrical conductor
The invention discloses a high transmission load bearing detection cable. The high transmission load bearing detection cable comprises a plurality of cable conductors, insulation layers, a shielding layer, and armoring layers. The plurality of cable conductors are used for transmitting signals; the insulation layers wrap the cable conductors and perform insulation separation among the cable conductors; the cable conductor is wrapped by the insulation layer to form a cable core; a shielding layer is arranged on the outside of the insulation layers to shield various interferences; the armoring layers are arranged on the outside of the shielding layer and are obtained through armoring of a plurality of steel wires; double-stranded-wire-structure cable cores exist among the plurality of the cable conductors and each double-stranded-wire-structure cable core is obtained through two cable conductors, which improve a cable signal transmission speed. The high transmission load bearing detection cable improves a twisting mode of a cable core and the two cable cores in the middle adopt a double-stranded-wire mode, which effectively inhibits common mode interference; the double-stranded-wire communication mode is beneficial for transmission modes of a Manchester code, DSL, OFDM, etc; even under a strong interference environment, the double stranded wire can transmit quality images and signals; the double-stranded-wire cable can realize duplex communication, replaces a traditional simplex communication mode and increases the transmission speed of the cable from 200kbs to 5Mbps.
Owner:山东希尔电缆有限公司
Restructuring method of processing box and restructured processing box
ActiveCN106154795AIntervention smoothlyInterference will not happenElectrography/magnetographyComputer science
The invention relates to a restructuring method of a processing box and a restructured processing box. The processing box is detachably installed in an imaging device with installation direction while the processing box has removal direction when removed from the imaging device. The restructuring method includes the following steps of 1), restructuring a first supporting portion of the conductive side of the shell of the processing box to obtain at least one avoiding guide surface which enables the removal direction of the processing box removed from the imaging device to generate inclination relative to the installation direction of the processing box; 2), restructuring limit portions arranged at the driving end of the processing box and arranged at the front end of the shell of the processing box relative to the installation direction of the processing box to remove the interference structure hindering inclination. The technical problem that an existing processing box can hardly enable a driving component to retract axially to be separated from occlusion of a driving portion resulting in the fact that the processing box cannot be removed smoothly is solved.
Owner:NINESTAR CORP
Image sensor and method for driving same
InactiveCN104335352AReduce intervalEnsure intervalTelevision system detailsSolid-state devicesLight beamPhotoelectric conversion
The present invention relates to an image sensor and to a method for driving same. Disclosed is an image sensor which includes a first photoelectric conversion unit generating a charge by receiving a plurality of light beams other than the light beam of a first wavelength, and a second photoelectric conversion unit generating a charge by receiving the light beam of the first wavelength, wherein at least a portion of the first and second photoelectric conversion units are provided so as to be spaced apart from each other in the vertical direction.
Owner:IUCF HYU (IND UNIV COOP FOUNDATION HANYANG UNIV)
Annular refrigerator trolley grating plate
ActiveCN101619931APrevent crevice leakageInterference will not happenHandling discharged materialEngineeringRefrigerated temperature
Owner:ZHONGYE-CHANGTIAN INT ENG CO LTD
Detection base of mobile terminal antenna
InactiveCN103412159AReduce electromagnetic interferenceInterference will notMeasurement instrument housingRadio frequency signalEngineering
The invention discloses a detection base of a mobile terminal antenna. The detection base comprises a substrate, a PWB plate and a base plate; the PWB plate is fixed on the substrate through the base plate; the PWB plate is provided with a probe for detecting radio frequency parameters for the mobile terminal antenna; the probe is located at a detection point of the mobile terminal antenna; the PWB plate is further provided with a positioning column used for positioning the mobile terminal antenna; the probe is connected with an SMA interface located below the PWB plate through a wire printed inside the PWB plate; and the SMA interface is used for externally connecting a network analyzer. The detection base of the mobile terminal antenna is advantageous in favorable fixation, no interference on radio frequency signals of the mobile terminal antenna, improvement of detection accuracy, ingenious design and great application prospect.
Owner:KUNSHAN FOR EASIER AUTOMATION TECH
Adaptive video twisted-pair receiver
InactiveCN101977298AKeep brightnessKeep the colorClosed circuit television systemsElectrical cable transmission adaptationCable transmissionCapacitance
The invention relates to an adaptive video twisted-pair receiver. A video twisted-pair signal is input from a twisted-pair interface J1 and resistors R3 and R4 are twisted-pair matched resistors. Pins 2 and 3 for inputting a level-2 lightning protection circuit differential signal into a video amplification chip IC3 are suppression diodes V1, V2, V3 and V4 and resistors R1 and R2, and pins 6 and 7 are used for inputting a +5V power supply and a -5V power supply. Capacitors C2 and C3 are power supply decoupling resistors. Resistors R5, R9, R12 and R6 and capacitors C12, C13 and C14 are 300-meter fixed-gain amplification circuits. A single-ended signal is output by a pin 8 of the video amplification chip IC3 and is input to a pin 14 of an adaptive equalizer IC2 through a capacitor C5. The MAX7474 adaptive equalizer IC2 is used for restoring loss of a composite video signal in twisted-pair cable transmission. The adaptive video twisted-pair receiver has the characteristics of long transmission distance and high transmission quality. The brightness, colour and real-time property of the original image are kept. The anti-jamming capability is strong. Common mode interference can be effectively inhibited, so that different signals cannot interfere with one another. Due to the adoption of a level-3 lightning protection circuit, lightning damage can be effectively avoided.
Owner:TIANJIN TELEVISION TECH INST
Underwater wireless collecting ring of fountain
PendingCN109390829ANo distractionSmooth transmissionRotary current collectorTransmission systemsElectricityModem device
The invention discloses an underwater wireless collecting ring of a fountain. The underwater wireless collecting ring comprises a collecting ring rotor and electric slip ring. Water-sealed structuresare between the upper and lower ends of the metal collecting ring housing and a fountain rotating shaft. An input power line is electrically connected with the corresponding electric slip rings through an electric brush. A fountain control device is electrically connected to a signal input / output terminal of a modem A which is disposed on a fountain stationary body through a control signal line, and a signal input / output terminal of a modem B passes into the metal collecting ring housing in a sealed manner through the signal control line, and is electrically connected with a receiving / transmitting antenna which is arranged in the metal collecting ring housing. The modem A and the modem B are connected in a wireless communication manner through a transmitting / receiving antenna and the receiving / transmitting antenna. The underwater wireless collecting ring satisfies transmission of strong electricity, and satisfies stable transmission of weak electricity. The control signals between thefountains do not interfere, and the number of control lines can be easily expanded without increasing axial dimensions of the collecting ring.
Owner:杭州摇头龙科技有限公司
Broadband micro-power multi-network comprehensive test system for electricity utilization information acquisition system
PendingCN114390374ACompatible with actual application scenariosWon't wasteTransmission systemsUtility meters data arrangementsTest objectCombined test
The invention relates to a broadband micro-power multi-network comprehensive test system for an electricity utilization information acquisition system, which belongs to the field of electricity utilization information acquisition of power consumers and comprises a system configuration module, a test case module, a data analysis module, a test report module, an adaptation module, an adjustable attenuator, a signal isolation box, a simulation ammeter module and a base. An external multi-network environment is built through the concentrator, the electric energy meter, the adjustable attenuator, the signal isolation box and the like, so that multi-level multi-network can be conveniently realized, and an actual application scene is met. In order to realize full coverage of a multi-network test, a plurality of communication modules are placed through a base, and an electric energy meter which is in one-to-one correspondence with the base communication module is simulated at a PC end, so that a tester can easily control a tested object, and the simulated electric energy meter can make up some processes that a real electric meter cannot be tested in a laboratory environment.
Owner:CHONGQING UNIV OF POSTS & TELECOMM
Surgical device and surgical instrument
ActiveCN111714162ALarge operating spaceReduce secondary damageSurgerySurgical ManipulationSurgical instrument
The invention provides a surgical device and a surgical instrument. The surgical instrument includes a handheld end, a connecting structure, an end effector and a driving device; a near end of the connecting structure is mounted onto the handheld end, and a far end of the connecting structure is connected with the end effector; moreover, the connecting structure includes a first flexible structureand a second flexible structure; the driving device includes a first flexible driving structure connected with the first flexible structure and the second flexible structure; and the first flexible driving structure is configured to make the first flexible structure and the second flexible structure rotate in opposite directions. By such configuration, the purpose that more than two surgical instruments are simultaneously inserted into a human body for surgical operations is achieved, and the more than two surgical instruments cannot be interfered during the operations; and preferably, the surgical instruments can also get close to the same target tissue simultaneously, thereby lowering the surgery difficulty.
Owner:SHANGHAI MICROPORT MEDBOT (GRP) CO LTD
High-precision punching device for axis hole machining
InactiveCN112404493APrevent slidingPrecise positioningFeeding apparatusPositioning apparatusPunchingClassical mechanics
The invention relates to the technical field of machining, in particular to a high-precision punching device for axis hole machining. The high-precision punching device comprises a rotating mechanism,a synchronous sliding mechanism, a tray, clamping blocks and a punching mechanism, wherein the rotating mechanism is mounted on a rack; the synchronous sliding mechanism is mounted on the rotating mechanism; the tray is installed at the upper end of the synchronous sliding mechanism and located below the clamping blocks; the distances between the three clamping blocks and the axis of the synchronous sliding mechanism are the same, 120-degree included angles are formed between the clamping blocks, and the working ends face the axis of the synchronous sliding mechanism, and the clamping blockscan get close to or away from the axis of the synchronous sliding mechanism to be mounted on the synchronous sliding mechanism; and the punching mechanism is erected above the synchronous sliding mechanism, and the axis of the working end and the axis of the synchronous sliding mechanism are collinear; The high-precision punching device is high in punching precision, accurate in positioning and stable in structure.
Owner:ANHUI TECHN COLLEGE OF MECHANICAL & ELECTRICAL ENG
Leaky cable perimeter intrusion detection system
InactiveCN103886703AImprove anti-interference abilityStrong concealmentBurglar alarm electric actuationInformation processingElectrical resistance and conductance
The invention relates to the field of radio detection and especially relates to a leaky cable perimeter intrusion detection system. The system is mainly formed by three portions: a detection system main machine, a leaky cable module and a terminal module. The detection system main machine comprises a carrier wave signal generation module, a pseudo random coding generation module, an emission signal synthesis module, a signal emission module, a signal reception module, a signal processing module, an information processing module, an alarm module, a display module, a power supply module and a lightning-protection module. The leaky cable module is provided with an emission cable and a reception cable. The terminal module is provided with two matched resistors. One end of the emission cable and one end of the reception cable are connected with the detection system main machine, and the other ends are connected with the terminal module. The leaky cable perimeter intrusion detection system is relatively-high in anti-interference capability, strong in imperceptibility, high in positioning accuracy and low in alarm missing rate and mis-alarming rate; and no interference is generated between adjacent equipment.
Owner:王斌
Double-tapered-wedge mechanism for achieving negative angle forming in progressive die
ActiveCN112828145AInterference will not happenShaping toolsStructural engineeringMechanical engineering
The invention discloses a double-tapered-wedge mechanism for achieving negative angle forming in a progressive die, and relates to the technical field of dies. The double-tapered-wedge mechanism comprises an upper die base, a lower die base, a pressing die assembly and a negative angle forming assembly. The upper die base and the lower die base are arranged vertically, and an elastically movable upper die plate is arranged on the lower end face of the upper die base. The pressing die assembly comprises a lower die unit arranged on the lower die base and an upper pressing material arranged on the upper die plate, the upper pressing material and the lower die unit cooperate with each other to press a product, the lower die unit comprises a lower die plate and a forming female die, and the upper die base is provided with a first wedge-shaped driving block for driving the forming female die to move towards the lower die plate to be closed. The negative angle forming assembly comprises an upper forming male die installed on the upper die plate and a second wedge-shaped driving block installed on the upper die base, and after the upper pressing material closes the lower die unit, the upper die base drives the second wedge-shaped driving block to move downwards so that the upper forming male die can be closed towards the lower die unit. Negative angle forming in the continuous die can be achieved, and interference is avoided when a material belt floats upwards.
Owner:GUANGZHOU MINTH AUTOMOBILE PARTS CO LTD
Anti-interference device and method for demoulding and anti-interference of steel mold trolley with three-dimensional space curved surface
ActiveCN104373137BAchieve demouldingNo deformationUnderground chambersTunnel liningThree-dimensional spaceEngineering
Owner:CHINA GEZHOUBA GRP THREE GORGES CONSTR ENG CO LTD
A high transmission load detection cable
ActiveCN106384629BExtended service lifeInterference will not happenInsulated cablesInsulated conductorsSimplex communicationInsulation layer
The invention discloses a high transmission load bearing detection cable. The high transmission load bearing detection cable comprises a plurality of cable conductors, insulation layers, a shielding layer, and armoring layers. The plurality of cable conductors are used for transmitting signals; the insulation layers wrap the cable conductors and perform insulation separation among the cable conductors; the cable conductor is wrapped by the insulation layer to form a cable core; a shielding layer is arranged on the outside of the insulation layers to shield various interferences; the armoring layers are arranged on the outside of the shielding layer and are obtained through armoring of a plurality of steel wires; double-stranded-wire-structure cable cores exist among the plurality of the cable conductors and each double-stranded-wire-structure cable core is obtained through two cable conductors, which improve a cable signal transmission speed. The high transmission load bearing detection cable improves a twisting mode of a cable core and the two cable cores in the middle adopt a double-stranded-wire mode, which effectively inhibits common mode interference; the double-stranded-wire communication mode is beneficial for transmission modes of a Manchester code, DSL, OFDM, etc; even under a strong interference environment, the double stranded wire can transmit quality images and signals; the double-stranded-wire cable can realize duplex communication, replaces a traditional simplex communication mode and increases the transmission speed of the cable from 200kbs to 5Mbps.
Owner:山东希尔电缆有限公司
Image sensor and method of operation thereof
InactiveCN104335352BReduce intervalEnsure intervalTelevision system detailsSolid-state devicesPhotoelectric conversionLength wave
Owner:IUCF HYU (IND UNIV COOP FOUND HANYANG UNIV)
Foldable solar umbrella charging device and preparation method thereof
PendingCN112271804AInterference will not happenSave spaceBatteries circuit arrangementsPhotovoltaicsHemt circuitsSolar battery
The invention provides a foldable solar umbrella charging device, which comprises a first annular flexible structure, a second annular flexible structure, a solar cell panel and a quick charging controller, wherein the first annular flexible structure is arranged in the second annular flexible structure, at least two strip-shaped flexible structures are evenly arranged between the first annular flexible structure and the second annular flexible structure, the solar cell panel is installed on the strip-shaped flexible structures, the solar cell panel is in circuit connection with the quick charging controller, and the quick charging controller is provided with at least two charging interfaces. According to the invention, the solar cell panel does not interfere with each other when being folded, so that it is beneficial to saving space; and through the combination of the high-power output solar charging panel and the quick charging controller, the quick charging controller is replaced onthe basis of the original solar charging panel, and the defects that the output voltage of the original solar panel is single, and various electronic products cannot be charged at will are overcome.
Owner:SHENZHEN TOPRAY SOLAR
A trolley grate plate of a ring cooler
ActiveCN101619931BInterference will not happenWon't fall offHandling discharged materialEngineeringMechanical engineering
A trolley grate plate for an annular cooler installed on the trolley body; the grate plate includes a grate plate base body and a cover plate integrally formed with the grate plate base body; the cover plate is arranged on the opposite ring of the grate plate The front end of the moving direction of the cooler, and has a first predetermined distance from the previous grate plate in the vertical direction; the first predetermined distance is smaller than the particle size of the material transported by the grate plate; the grate plate base relative to the moving direction of the ring cooler The angle between the front end surface and the bottom surface of the grate plate base is an obtuse angle; the angle between the rear end surface of the grate plate base relative to the moving direction of the ring cooler and the top surface of the grate plate base is an acute angle; There is a second predetermined distance in the horizontal direction; the second predetermined distance is the minimum safe distance between the grate plate base and the previous grate plate in the horizontal direction, and is smaller than the width of the cover plate and greater than the mutual distance between the grate plate when discharging. Interference critical distance. The invention provides a trolley grate plate of an annular cooler, which is used to solve the problem of material leakage between the grate plates.
Owner:ZHONGYE-CHANGTIAN INT ENG CO LTD
Multi-axis equipment control method, computing equipment and storage medium
InactiveCN110825035AInterference will not happenSimple control processNumerical controlControl engineeringReliability engineering
Owner:苏州威兹泰克软件科技有限公司
A feeding and cutting device for a product packaging machine
ActiveCN111924219BReduce labor intensityAutomatically automateWrapping material feeding apparatusPackaging automatic controlIndustrial engineeringManufacturing engineering
Owner:FOSHAN UNIVERSITY
Optical cable production system
InactiveCN112526687AEasy to installReduce volumeFibre mechanical structuresPhysicsElectrical and Electronics engineering
The invention relates to the field of optical cable production. The system comprises a cable core production device and a sheath extrusion molding device, and is characterized by further comprising acable core storage device, wherein the cable core production device sends a produced cable core into the sheath extrusion molding device through the cable core storage device for processing to obtainan optical cable. Through the arrangement of the structure, the production of the cable core and the production of the optical cable finished product in the production of the optical cable can be integrated, the transfer process of the cable core is removed, and the procedures of the production of the cable core and the production of the optical cable finished product do not interfere with each other.
Owner:吉安集睿科技有限公司
Adaptive video twisted-pair receiver
InactiveCN101977298BKeep brightnessKeep the colorClosed circuit television systemsElectrical cable transmission adaptationCable transmissionCapacitance
Owner:TIANJIN TELEVISION TECH INST
Microbubble synergistic dynamics experiment system and method based on dual-frequency superimposed ultrasonic pulses in viscoelastic media
ActiveCN110243454BSevere vibrationEfficient damageSubsonic/sonic/ultrasonic wave measurementDesign optimisation/simulationCavitationSound pressure
Owner:XI AN JIAOTONG UNIV
Self-adaptive video twisted-pair wire transmitter
InactiveCN101977297BAvoid damageImprove anti-interference abilityClosed circuit television systemsElectrical cable transmission adaptationCapacitanceDifferential signaling
The invention relates to a self-adaptive video twisted-pair wire transmitter. In the transmitter, a video coaxial cable signal is input from the bayonet nut connecter (BNC) of a socket Q9; a resistor R1 is a coaxial cable matching resistor; the video coaxial cable signal is coupled to the second pin of an EL5171 video operational amplification chip U4 by a capacitor C1, input into the video operational amplification chip U4 and converted into a differential signal and the differential signal is output; resistors R8 and R9 are U4 feedback resistors and form a video pre-compensation circuit together with resistors R11, R13 and R14 and capacitors C11 and C12; capacitors C4 and C5 are power supply decoupling capacitors; resistors R4, R5, R6 and R7 and suppression diodes V1, V2, V3 and V4 commonly form a two-stage lightning protection circuit; and the differential signal is output to a twisted-pair wire for transmission through a twisted-pair wire interface J2. The power supply for the transmitter is DC12V and can be shared with a front end camera. The self-adaptive video twisted-pair wire transmitter is characterized by long transmission distance, high transmission quality and anti-interference capability, the preservation of the luminance, color and real-time property of the original image, capability of effectively suppressing common-mode interference, and no interference among different signals of pairs of twisted-pair wires in one cable; and the three-stage lightning protection circuit is adopted, so the transmitter is effectively prevented from being damaged by lightning.
Owner:TIANJIN TELEVISION TECH INST
A finite point search and generation method for motion planning of orthodontic archwire bending
The invention provides a finite point return generation method for bending motion planning of an orthodontic arch wire and relates to the technical field of bending of the orthodontic arch wire. The finite point return generation method for bending motion planning of the orthodontic arch wire is obtained on the basis of an information set of shaping control points of an orthodontic arch wire curveand a robot motion information set of the shaping control points in combination with motion characteristics of a robot for bending the orthodontic arch wire according to the individual orthodontic arch wire curve of a patient. The technical key points are as follows: the information set M of the shaping control points of the orthodontic arch wire curve and the robot motion information set N of the shaping control points are input into an orthodontic arch wire bending system according to the individual orthodontic arch wire curve of the patient; the individual orthodontic arch wire curve is divided; the number of the control points in each divided area is calculated, and all the areas are arranged in descending order; a reverse bending information set is calculated; whether interference occurs at bending points is detected.
Owner:HARBIN UNIV OF SCI & TECH
Tooth profile design method of three-dimensional high rigidity harmonic reducer
ActiveCN106090185BImproved ability to resist torsional deformationImprove carrying capacityPortable liftingGear teeth manufacturing toolsInvolute gearHarmonic
Owner:铂睿(山东)精密工业有限公司
Machine tool
ActiveCN109571101AInterference will not happenImprove workabilityMeasurement/indication equipmentsPositioning apparatusProduction rateEngineering
The present invention provides a machine tool capable of efficiently determining a failure of a brake and having excellent workability and productivity. The machine tool has a motor that drives two ormore members and has a brake, a working portion that operates the brakes of the motors; a load imparting portion which applies load to the motor under the situation that the working portion enables the brake to work; a determination unit determines whether or not the brake of each of the motors is faulty based on the amount of movement of each of the motors when the load is applied by the load applying unit; and a first moving unit, which causes at least one member to move toward to the two or more members at positions that do not interfere with each other under driving.
Owner:BROTHER KOGYO KK
Remote feed video monitoring system based on four wires
InactiveCN104581051AMonitor work statusFeed current increasesClosed circuit television systemsElectricityVideo monitoring
The invention discloses a remote feed video monitoring system based on four wires. The system consists of a local side, a terminal and a twisted-pair system for connecting the local side and the terminal, wherein local side equipment has an intelligent power supply function; and feed voltage is transmitted to terminal monitoring equipment through twisted pairs. The remote feed video monitoring system is characterized in that the two groups of twisted pairs are used for connecting the local side and the terminal, wherein one group of twisted pairs is used for video signal transmission; the other group of twisted pairs is used for feed and control signal transmission. Firstly, a control circuit is activated through feed voltage polarity transformation, and then camera transmission or tripod head startup actions are performed under the action of a control instruction. The remote feeder video monitoring system has the benefits that a method for awakening the terminal monitoring equipment is simple and easy to realize, the arrangement of the wires is simple, the feed efficiency is high and the power is high.
Owner:陈相宁
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