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47results about How to "Convenient and effective adjustment" patented technology
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Apparatus and method for direct vertebral rotation
ActiveUS20080294206A1Easy to holdSmooth rotationSuture equipmentsInternal osteosythesisEngineeringPedicle screw
An instrument for spinal rotation that aligns and holds direct vertebral rotation (DVR) lever arms relative to each other to achieve an initial axial alignment of a segment of vertebrae and allows the final DVR rotation by rotating the instrument and lever arms together. A method of direct vertebral rotation that allows rotating the vertebrae to be aligned relative to each other, and collectively rotating the vertebrae to be aligned relative to adjacent spinal segments by rotating the direct vertebral rotation instrument. A system for direct vertebral rotation having at least two pedicle screws. The system also includes at least two levers attachable to the pedicle screws and a clamping instrument configured to clamp the levers.
Owner:STRYKER EURO OPERATIONS HLDG LLC
A system for collecting and processing residence zone sanitary sewage and stormwater for roofs planting
InactiveCN101161053ATake advantage ofMeet the needs of filtration processingClimate change adaptationWatering devicesConstructed wetlandThermal insulation
The invention relates a collection and treatment system of domestic sewage and rainwater in residential community, which is used for roof plantation. The invention includes construceted wetland, underground sewage and rainwater collection and treatment structure, roof irrigation device and planting soil layer. The pinciple of the underground sewage and rainwater collection and treatment structure seperated into reservoir, wetland clear water tank and sewage well, is: firsti, the sewage after treatment flows through pipes into the reservoir which has a pump arranged on its base; second, the sewage is lifted by the pump to constructed wetland which filters the sewage; then, the filtered sewaged flows into wetland clear water tank which also has a pump arranged on its base and has pips connected with the roof. Theroof irrigation device includes a plurality of roof clear water boxes arranged on the roof, outlet pipes, and drip irrigation pipes. The planting soil layer is layed averagely on the roof in a manner that a soil layer with a soil layer depth of 10cm and a soil bulk density of 120kg / m2, is layed on a geotextile layer layed on a water storage board which is layed on a thermal insulation board.
Owner:邱学武
Clamp device
ActiveUS20090283948A1Convenient and effective adjustmentAdjusting operationMeasurement/indication equipmentsMetal working apparatusEngineeringMechanical engineering
A clamp device including a detection mechanism provided to detect whether the clamp device is in a clamped state or an unclamped state. The detection mechanism includes a tilt plate tiltably placed inside a switch holder installed on a body and a sliding rod displaced together with a piston rod and displaced in the direction normal to the tilt plate. When the sliding rod presses and tilts the tilt plate while a piston is displaced, a second detection switch detects that the clamp device is in the unclamped state.
Owner:SMC CORP
Operation retractor provided with multi-claw adjusting function
InactiveCN104323806AEasy to adjustConvenient and effective adjustmentSurgeryEngineeringRestoring force
The invention relates to a medical auxiliary tool, in particular to an operation retractor provided with a multi-claw adjusting function. The operation retractor is fixed on an operation table through a suspending frame, a rotating hand wheel is rotated by a hand to drive a worm to rotate, the worm rotates, moves downward and is in meshing transmission with a worm wheel, the worm wheel and a rocking arm are driven to drive retractor claws to move together, a ratchet wheel arranged at the upper end of each retractor claw and a ratchet claw arranged at the lower part of the rocking arm are meshed, the ratchet claw provides a restoring force through a reset spring and is still located in a tooth groove of the ratchet wheel, and the ratchet claw is clamped inside the tooth groove of the ratchet wheel and is locked. More than four retractor claws evenly distributed inside a hinged supporting base frame can realize the synchronous unfolding or synchronous contracting, the operation is simple, and the operation view can be effectively exposed. Meanwhile, the supporting inclined angle of any retractor claw can be manually and independently adjusted according to needs, all tissues can be conveniently and effectively retracted during an operation, and the adjusting is flexible.
Owner:PEOPLES HOSPITAL OF ZHENGZHOU
High-speed train gearbox no-load running-in test bench
InactiveCN105466683ASafe and secure clampingEfficient deliveryMachine gearing/transmission testingRailway vehicle testingMobile endSound level meter
The invention relates to a high-speed train gearbox no-load running-in test bench, which is composed of a driving device, axle end transition bearing positioning clamping devices, a large-span mobile wheel set axle positioning supporting device, a gearbox input end pressing vertical column device and a noise testing device, wherein the driving device is arranged at the left end of a test bench base (1); a fixing-end and a mobile-end transition bearing positioning clamping devices are arranged at the left side and the right side of the test bench base (1) respectively; the large-span mobile wheel set axle positioning supporting device is composed of two sets of large-span mobile wheel set axle positioning supporting devices with the same structure; the gearbox input end pressing vertical column device is arranged on the test bench base (1); and the noise testing device comprises noise testing sound level meters and supporting tube assemblies arranged at the input end and the output end of the gearbox respectively. A series of technical problems that the existing gearbox no-load running-in test bench is complicated to assemble and disassemble, an axle journal is damaged, a high rotation speed can not be met and the like can be solved.
Owner:JILIN UNIV
Electronic control pedal position sensing device assembly method
InactiveUS20050034292A1Easy and effective calibrationConvenient and effective adjustmentControlling membersManufacture of electrical instrumentsControl theoryLinearity
A position sensor for an electronic control pedal is carried by the pedal mounting bracket and includes a linear potentiometer having a slider operable along a substrate in only a linear direction for providing an output voltage representative of slider displacement. A drive arm is connected to the pedal shaft for rotation during pedal movement. A coupler connected to the slider is slidable within a slot in the drive arm for providing the linear displacement through a rotational movement of the shaft. The drive arm has an inner arm in a telescoping connection with an outer arm for setting the drive arm at a desired length after potentiometer calibration. The longitudinal axis of the slot is at an non-zero angle to the longitudinal axis of the drive arm for desensitizing the sensor calibration and adjustment process.
Owner:STAKER WILLIAM C
Polyesteramide and polyethyleneglycol periodic copolymer and preparation method thereof
InactiveCN103421193AThe synthesis method is reasonableSimple stepsPharmaceutical non-active ingredientsPolymer sciencePolythylene glycol
The invention belongs to the field of biological and medical polymer materials, and relates to a polyesteramide and polyethyleneglycol periodic copolymer and a preparation method thereof. According to the invention, polyesteramide with an amino acid unit structure and polyethyleneglycol with amino at tail ends of molecular chains are subjected to condensation reaction to obtain the triblock copolymer or segmented copolymer. The periodic copolymer has favorable biocompatibility and biological degradability. Through selecting amino acids, divalent alcohol, and dibasic acid (or Binary chloride) of different structures and polyethyleneglycol of different molecular weights, adjustment for the mechanical property and degradation behavior of the copolymer is realized. The method is simple. The novel copolymer can be automatically assembled in the water into nano particles, and package load and release control of the medicine are realized.
Owner:NORTHEAST NORMAL UNIVERSITY
Apparatus and method for direct vertebral rotation
ActiveUS8465529B2Smooth rotationConvenient and effective adjustmentSuture equipmentsInternal osteosythesisEngineeringIliac screw
An instrument for spinal rotation that aligns and holds direct vertebral rotation (DVR) lever arms relative to each other to achieve an initial axial alignment of a segment of vertebrae and allows the final DVR rotation by rotating the instrument and lever arms together. A method of direct vertebral rotation that allows rotating the vertebrae to be aligned relative to each other, and collectively rotating the vertebrae to be aligned relative to adjacent spinal segments by rotating the direct vertebral rotation instrument. A system for direct vertebral rotation having at least two pedicle screws. The system also includes at least two levers attachable to the pedicle screws and a clamping instrument configured to clamp the levers.
Owner:STRYKER EURO OPERATIONS HLDG LLC
A supported palladium catalyst adopting nanocarbon as a carrier, preparation thereof and applications of the catalyst
ActiveCN104759293AAggregation conditions are simpleSimple processOrganic compound preparationOrganic-compounds/hydrides/coordination-complexes catalystsCarbon nanotubePalladium catalyst
A supported Pd catalyst adopting nanocarbon as a carrier, preparation thereof and applications of the catalyst are disclosed. The supported Pd catalyst comprises the nanocarbon carrier, a polymer covering layer on the surface of the nanocarbon carrier and Pd nano particles distributed on the surface of the polymer covering layer. The nanocarbon carrier is carbon nanotubes or graphene. The polymer covering layer is formed by polymerization of aliphatic cycloolefin on the surface of the nanocarbon carrier. The supported Pd catalyst has characteristics of mild preparing conditions, a simple process and a controllable and adjustable structure, can be used for Heck or Suzuki coupling reactions, and has advantages of high catalytic activity, easy separation and recovery, good cyclic using stability, and the like.
Owner:ZHEJIANG UNIV OF TECH
Optical adjustment structure
InactiveCN104570273AOptimize the adjustment methodSimple structureProjectorsMountingsEngineeringLinearity
The invention relates to an optical adjustment structure. The optical adjustment structure comprises a fixed bracket used for mounting a reflector and mounted on a base in a horizontally rotatable manner, and further comprises a first adjusting piece used for driving the fixed bracket to rotate horizontally on the base, wherein the first adjusting piece can rotate horizontally on the base around a rotating shaft; the outer side surface of the first adjusting piece is in contact with the side wall of the fixed bracket; in the horizontal rotating direction, the outer side surface of the first adjusting piece relative to the rotating shaft is in linear relation; when the first adjusting piece rotates in the horizontal direction, the outer side surface of the first adjusting piece drives the side wall of the fixed bracket to rotate on the base, and the reflector rotates together, so that rotation of the reflector on the base in the horizontal direction is realized. According to the optical adjustment structure, the reflector can be driven to rotate horizontally on the base as long as the first adjusting piece is rotated, so that the adjustment mode is simple, convenient and effective.
Owner:张家港恩达通讯科技有限公司
Clamp device
ActiveUS8215622B2Convenient and effective adjustmentAdjusting operationMeasurement/indication equipmentsMetal working apparatusMechanical engineeringPiston rod
A clamp device including a detection mechanism provided to detect whether the clamp device is in a clamped state or an unclamped state. The detection mechanism includes a tilt plate tiltably placed inside a switch holder installed on a body and a sliding rod displaced together with a piston rod and displaced in the direction normal to the tilt plate. When the sliding rod presses and tilts the tilt plate while a piston is displaced, a second detection switch detects that the clamp device is in the unclamped state.
Owner:SMC CORP
Embossment system with radio frequency interference protection
ActiveCN101288512APrevent electromagnetic radiation leakageProtect personal healthShoemaking devicesRadio frequencyPiping
The invention discloses an embossing system with radio frequency interference protection which comprises an enclosed metal studio enclosing an embossing die. In the front of the enclosed metal studio, a sliding cover is installed. During embossing, materials to be processed can conveniently be transported into the metal studio and the studio can shut quickly; high frequency current is conveyed from power supply to a current-carrying piping with shield effect of an embossing press. The studio is equipped with lighting, and a watch window is arranged in the front of the studio, which can observe the situation of processing safely and conveniently. The embossing system with radio frequency interference protection of the invention can prevent the leaking of high frequency radiation from a processor to ambient environment during the embossing, which can be extensively applied to embossing presses.
Owner:ORISOL ASIA
Method for preparing large-aperture three-dimensional network SiC ceramic material
The invention belongs to the technical field of ceramic materials, and in particular relates to a method for preparing a large-aperture three-dimensional network SiC ceramic material. The method comprises the following steps of: mixing SiC powder and B4C powder; adding ammonia hydroxide, sugar, acrylamide, N,N-methylene bisacrylamide and water in a ball milling manner to form a SiC mixed slurry; adding a surfactant, a foaming agent hydrogen peroxide and an adhesive into the SiC mixed slurry, uniformly stirring, and adding an initiator gel for foaming to obtain foaming gel; insulating and sintering the foaming gel for 0.5-1 hour at 1,950-2,040 DEG C in an inert atmosphere to obtain the large-aperture three-dimensional network SiC ceramic material. According to the method, a macropore three-dimensional network silicon carbide can be prepared, the size of apertures can be controlled by controlling the concentration and dosage of polyvinyl alcohol, and the porosity and aperture can be controlled by controlling the dosage of the hydrogen peroxide solution, and the communication performance of macropores can be effectively improved by using the surfactant. The method is simple and reliable, does not need high fixed investment, and has an excellent application prospect.
Owner:山东东大新材料研究院有限公司
Conveniently adjusted monitoring equipment for security monitoring projects
InactiveCN107781594ASimple structureEasy to useTelevision system detailsColor television detailsHinge angleEngineering
The invention discloses conveniently adjusted monitoring equipment for security monitoring projects. The monitoring equipment comprises a monitoring rod, wherein a cavity is formed in the monitoring rod; a rotating motor is fixedly mounted on the inner wall of the bottom side of the cavity; the output shaft of the rotating motor penetrates through and extends to the upper side of the monitoring rod; a rotating table is fixedly mounted on one end, above the monitoring rod, of the output shaft of the rotating motor; a camera is rotatably mounted on the top side of the rotating table through a hinge; a sliding groove is formed in the top side of the rotating table; a slide bar is slidably mounted in the sliding groove; the top end of the slide bar extends out of the sliding groove, and a slide block is rotatably mounted; a sliding groove is formed in the bottom side of the camera; and the slide block is slidably mounted in the sliding groove. The equipment disclosed by the invention can adjust the direction position and angle position of the camera effectively and conveniently, and is simple in structure and convenient to use.
Owner:西安龙之梦网络信息有限公司
No-load running-in test bench for high-speed train gearbox
InactiveCN105466683BSafe and secure clampingEfficient deliveryMachine gearing/transmission testingRailway vehicle testingMobile endSound level meter
The invention relates to a high-speed train gearbox no-load running-in test bench, which is composed of a driving device, axle end transition bearing positioning clamping devices, a large-span mobile wheel set axle positioning supporting device, a gearbox input end pressing vertical column device and a noise testing device, wherein the driving device is arranged at the left end of a test bench base (1); a fixing-end and a mobile-end transition bearing positioning clamping devices are arranged at the left side and the right side of the test bench base (1) respectively; the large-span mobile wheel set axle positioning supporting device is composed of two sets of large-span mobile wheel set axle positioning supporting devices with the same structure; the gearbox input end pressing vertical column device is arranged on the test bench base (1); and the noise testing device comprises noise testing sound level meters and supporting tube assemblies arranged at the input end and the output end of the gearbox respectively. A series of technical problems that the existing gearbox no-load running-in test bench is complicated to assemble and disassemble, an axle journal is damaged, a high rotation speed can not be met and the like can be solved.
Owner:JILIN UNIV
Projector for matrix system and adjusting method
PendingCN109340519AConvenient and effective adjustmentEffective regulationProjectorsStands/trestlesEngineeringControl force
The invention discloses a projector for a matrix system and an adjusting method. The projector for the matrix system comprises an adjusting device, the adjusting device comprises a top plate, a rotation shaft is arranged at the bottom of the top plate, a servo motor is arranged on the top of the rotation shaft, and an output shaft of the servo motor is fixedly connected with the rotation shaft; atop rod is arranged on the top of the servo motor, and the top end of the top rod is hinged to the surface of the top plate; an adjusting plate is arranged at the bottom of the rotation shaft, annulargrooves are formed in the surface of the adjusting plate, a sliding ball is arranged in each annular groove, and the sliding balls are slidably connected with the annular grooves; an electric telescopic rod is arranged on the top of each sliding ball, an output shaft of each electric telescopic rod is fixedly connected with the corresponding sliding ball, and the top end of each electric telescopic rod is fixedly connected with the top plate; and a containing box is arranged at the bottom of the adjusting plate. According to the projector for the matrix system and the adjusting method, the horizontal height of the four corners of the adjusting plate can be adjusted through the adjusting device, the left angle and the right angle of the adjusting plate can be effectively adjusted, the direction control force is increased, and the image projection quality is improved.
Owner:大连国晨科技有限公司
Rear wheel suspension for a motorcycle and swing arm attachment structure for a motorcycle
InactiveCN101269687AGuaranteed itineraryLower center of gravityAxle suspensionsGravity centerEngineering
A rear wheel suspension for a motorcycle can sufficiently ensure the stroke of a rear cushion and can enhance traveling performance of a vehicle by lowering the gravity center of the vehicle. A swing arm includes an upper arm swingably connecting a body frame with the upper portion of a power transmission portion. A lower arm swingably connects the body frame with the lower portion of the power transmission portion. The axial center of the upper end support portion of a rear cushion is swingably supported by the upper arm at a position forward of the axial center of the support portion. The axial center of the lower support portion of the rear cushion can swingably be supported by the lower arm at a position rearward of the axial center of the support portion swingably supporting the lower arm and the body frame with respect to the vehicle.
Owner:HONDA MOTOR CO LTD
Holder device for automobile fixtures
InactiveCN107907027AEasy clampingImprove buffering effectMechanical measuring arrangementsMechanical engineeringEngineering
Owner:柳州市钜嘉机械有限公司
Automatic light-chasing cloth airing device for spinning
ActiveCN110849092AMobile and flexibleEasy to operateDrying chambers/containersDrying solid materialsBevel gearTextile technology
The invention relates to the technical field of spinning, and discloses an automatic light-chasing cloth airing device for spinning. The automatic light-chasing cloth airing device comprises a base. Universal wheels are fixedly connected with the four corners of the bottom of the base. Slide grooves are formed in the top of the base. A first slider is slidingly connected into each slide groove. Alifting rod is hinged and connected to the top of each first slider. A helical tooth rod is fixedly connected with the outer portion of each first slider. The top of each helical tooth rod is meshed and connected with a bevel gear. An adjusting shaft is fixedly connected into each bevel gear. A shell is movably connected with the outer portion of each adjusting shaft. A rotary knob is fixedly connected with the outer portion of each adjusting shaft. A second slider is hinged and connected to the top of each lifting rod. An installing plate is slidingly connected with the outer portions of thesecond sliders. By means of the universal wheels, the position of the airing device can be conveniently and effectively adjusted at any time, the airing device is flexible to move and easy to operate,and the flexibility of the airing device is increased.
Owner:SUZHOU WANG YONGHENG SILK SCI & TECH CULTURE CO LTD
Discharging device with turnover mechanism for sweet potato processing
InactiveCN112093441AImprove practicalityConvenient and effective adjustmentConveyor partsControl engineeringAgricultural engineering
The invention relates to the technical field of sweet potato processing, and discloses a discharging device with a turnover mechanism for sweet potato processing. The discharging device with the turnover mechanism for sweet potato processing comprises a main plate, wherein supporting legs are fixedly connected to the lower surface of the main plate; sliding rails are fixedly connected to the rightfront side and the right rear side of the upper surface of the main plate; sliding blocks are connected to the outer surfaces of the sliding rails in a sleeving manner; a first supporting block is fixedly connected to the right side of the upper surface of the main plate; and a rectangular plate is fixedly connected to the inner side surface of each sliding block. According to the discharging device with the turnover mechanism for sweet potato processing disclosed by the invention, a second fixing block, a second rotating shaft, a second worm, a first rotating disk, a third fixing block and atransmission rod are arranged, so that a second worm gear can stably and effectively drive a third rotating shaft and the transmission rod to rotate, and a transmission shaft can stably and effectively drive a first fixing block to move; and therefore, the angle of a discharging pipe can be conveniently and effectively adjusted, and the practicality of the discharging device is greatly improved.
Owner:湖南心海圆农业发展股份有限公司
Patient limb adjusting device for examination in ultrasonic department
InactiveCN112754520AEasy to checkEasy to reinforcePatient positioningOperating tablesMachineUltrasonic irradiation
The invention belongs to the technical field of patient limb adjusting devices, and particularly relates to a patient limb adjusting device for examination in an ultrasonic department. The device comprises a machine body and an electric lifting rod, an examination area is mounted on the outer side of the machine body, a lifting bed plate is arranged at the top of the examination area, a connecting piece is connected to the outer side of the lifting bed plate, a first connecting rod is mounted on the outer wall of the connecting piece, a placement groove is reserved in the outer side of the first connecting rod, a supporting block is mounted at the bottom of the placement groove, a sliding rod is connected to the outer side of a spring, an adjusting knob is mounted on the outer wall of the sliding rod, a supporting rod is arranged at the bottom of the adjusting knob, a bottom plate is mounted below the supporting rod, moving wheels are arranged at the bottom of the bottom plate, and a pushing handle is fixed to the right side of the outer walls of the moving wheels. Compared with an existing patient limb adjusting device, the patient limb adjusting device for examination in the ultrasonic department has the advantages that the limb positions of all parts of a patient can be conveniently and effectively adjusted, and comprehensive examination and ultrasonic irradiation scanning are facilitated.
Owner:THE SECOND AFFILIATED HOSPITAL OF SHAANXI UNIV OF CHINESE MEDICINE
Rear wheel suspension for a motorcycle
InactiveCN101269687BGuaranteed itineraryLower center of gravityAxle suspensionsGravity centerEngineering
A rear wheel suspension for a motorcycle can sufficiently ensure the stroke of a rear cushion and can enhance traveling performance of a vehicle by lowering the gravity center of the vehicle. A swing arm includes an upper arm swingably connecting a body frame with the upper portion of a power transmission portion. A lower arm swingably connects the body frame with the lower portion of the power transmission portion. The axial center of the upper end support portion of a rear cushion is swingably supported by the upper arm at a position forward of the axial center of the support portion. The axial center of the lower support portion of the rear cushion can swingably be supported by the lower arm at a position rearward of the axial center of the support portion swingably supporting the lower arm and the body frame with respect to the vehicle.
Owner:HONDA MOTOR CO LTD
Temperature adjustment system
ActiveCN103347719AEasy and efficient temperature regulationAdjustable temperatureAir-treating devicesFuel cell heat exchangeDrive wheelFuel cells
The present invention is a temperature adjustment system for adjusting the temperature of each portion of an automobile provided with: at least a motor compartment in which a secondary battery or a fuel cell for driving wheels by means of motors are mounted; and a cabin. The system has at least one or more catalyst heaters provided with catalysts and fuel tanks. The catalyst heater generates heat when oxidizing gas and fuel from the fuel tank are supplied to the catalyst. At least a portion of gas warmed by the heat generated by supplying the oxidizing gas and the fuel to the catalyst is circulated and supplied to the catalyst, and the temperature of each portion of the automobile is adjusted utilizing the heat generated by the catalyst heater. In an electric automobile, etc., the system prevents a decrease in the primary function of the automobile in cold regions and can efficiently adjust the temperature of each portion of the automobile to enable the automobile to travel comfortably.
Owner:MIHAMA CORP
Method for preparing large-aperture three-dimensional network SiC ceramic material
Owner:山东东大新材料研究院有限公司
Novel audio and video support
InactiveCN105805508AEasy to useConvenient and effective mobilityStands/trestlesEngineeringScrew thread
Owner:CHENGDU GERUISI CULTURAL COMM
Air inlet valve for air compressor
ActiveCN109209873AAvoid damageEasy to installRotary piston pumpsRotary piston liquid enginesRubber ringGas compressor
The invention discloses an air inlet valve for an air compressor. The air inlet valve includes an integral valve shell, a valve core mechanism and a connecting body, the valve shell is internally provided with a sealing rubber ring, and the top face and the outer ring face of the sealing rubber ring are both bonded to the valve shell; the valve core mechanism comprises a valve rod, a first connection rod, a second connection rod, a first inserting barrel, a second inserting barrel and a ceramic valve core matched with the rubber seal ring, the valve rod is in threaded connection with the ceramic valve core, and the first connection rod and the second connection rod are both integrated with the valve rod; and the first connection rod and the second connection rod are both arranged in an obtuse angle shape, the first inserting barrel and the second inserting barrel are internally provided with reset springs correspondingly, the tail ends of the first connection rod and the second connection rod end are inserted into the first inserting barrel and the second inserting barrel correspondingly, and a connecting piece is arranged between the first inserting barrel and the second insertingbarrel. According to the air inlet valve for the air compressor, installation and adjustment are convenient.
Owner:辰溪县宏兴新材料科技有限公司
Healthcare type zero-calorie jelly and preparation device thereof
The invention discloses healthcare type zero-calorie jelly and a preparation device thereof. The healthcare type zero-calorie jelly is prepared from, by weight, 50%-60% of purified water, 3%-6% of agar powder, 5%-8% of konjaku flour, 10%-15% of radix puerariae, 10%-15% of edible fungi, 5%-12% of citric acid, 2%-3% of honey and 10%-15% of hawthorn fruits. The preparation device of the healthcare type zero-calorie jelly comprises a shell, an opening matched with the shell is formed in one side of the top wall of the shell, a functional seasoning device matched with the shell is arranged at the top end of the shell, an inlet matched with the functional seasoning device is formed in the top end of the functional seasoning device, and a flow guide wall matched with the shell is arranged on one side in the shell. The device has the beneficial effects that during the whole use period of the device, the proportion of input every time can be easily and effectively adjusted, the whole operation process of the device can be more flexible by adding auxiliary components, and materials such as agar powder, radix puerariae and lemons are utilized, the jelly has enough taste on the premise of ensuring health and zero calorie.
Owner:LABIXIAOXIN (FUJIAN) FOOD INDUSTRY CO LTD
Static protection structure
ActiveCN102760731BConvenient and effective adjustmentAvoiding latch-up test failuresSolid-state devicesEmergency protective arrangements for limiting excess voltage/currentElectrostatic dischargeMetal
The invention discloses a static protective structure. The structure comprises an N trap and a P trap, wherein a first P+ diffusion zone, a second P+ diffusion zone, a first N+ diffusion zone and a second N+ diffusion zone are formed in the N trap; the first P+ diffusion zone and the second P+ diffusion zone form a PMOS (P-channel metal oxide semiconductor) tube; one of the two P+ diffusion zones and one of the two N+ diffusion zones in the N+ trap are in short connection with the grid electrode of the PMOS tube for connecting a static end; a third P+ diffusion zone, a fourth P+ diffusion zone, a third N+ diffusion zone and a fourth N+ diffusion zone are formed in the P trap, and an NMOS (N-channel metal oxide semiconductor) tube is formed by the third N+ diffusion zone and the fourth N+ diffusion zone; one of the two N+ diffusion zones and one of the two P+ diffusion zone in the P trap are in short circuit with the NMOS tube for connecting a ground end; the other N+ diffusion zone in the N trap and the other N+ diffusion zone in the P trap are in short connection; and the other P+ diffusion zone in the N trap and the other P+ diffusion zone in the P trap are in short connection. According to the static protective structure, the trigger voltage of electrostatic protection can be regulated conveniently and effectively, the latch effect can be effectively avoided, and the static discharge capability is strong.
Owner:SHANGHAI HUAHONG GRACE SEMICON MFG CORP
Improvement method of interface circuit of blower controller real-time testing system
InactiveCN103955142AAchieve high integrationImprove scalabilitySimulator controlCable transmissionHemt circuits
The invention discloses an improvement method an interface circuit of a blower controller real-time testing system. The method includes the steps that an input circuit of a GTDI (digital quantity input) card of an RTDS (real time digital simulator) is improved, a resister pack R is connected between an external power supply and a diode in series, and then the voltage of the external power supply is matched with the voltage of the output level of a tested blower controller; simulation / digital input / output cards of the RTDS are integrated into a single switch cabinet, and the external power supply mode of the working voltage of the input / output cards and the external power supply mode of the voltage of the external power supply are unified by adjusting the voltage of the external power supply of the GTDI card. According to the method, after the input circuit of the GTDI card of the RTDS is improved, the interface circuit can be conveniently and effectively adjusted according to the voltage of the output level of the tested device; the design of the switch cabinet is adopted, testing wiring operation is greatly simplified, intermediate links are reduced to the maximum degree, attenuation in the cable transmission process is reduced, and testing accuracy and error correcting capability are improved.
Owner:STATE GRID CORP OF CHINA +1
Adjustable airflow duct
PendingUS20220183180A1Convenient and effective adjustmentEffectively direct cool air toCooling/ventilation/heating modificationsData centerMechanical engineering
A data center rack assembly includes a rack, an electronic device, and an adjustable air duct. The rack includes a frame defining opposite first and second rack sides spaced apart in a longitudinal direction. The electronic device presents an intake side configured to receive air therethrough for passage into the electronic device. The electronic device is mounted to the frame such that the intake side is disposed intermediately between the rack sides and is spaced from the first rack side to define a longitudinal dimension therebetween. The duct includes relatively shiftable first and second duct sections that extend in the longitudinal direction to cooperatively present an adjustable longitudinal duct length, and a drive mechanism operably coupled to the first and second sections to control relative shifting of the sections in the longitudinal direction to thereby adjust the longitudinal duct length to correspond with the longitudinal dimension.
Owner:MASTERCARD INT INC
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