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1044results about How to "Same length" patented technology

Non-foreshortening intraluminal prosthesis

InactiveUS6106548ADifferent degree of flexibilityVaried flexibilityStentsBlood vesselsProsthesisEngineering
An intraluminal prosthesis is provided with a plurality of annular elements. Each annular element includes a plurality of struts and apices connected to form an annular configuration. Each annular element has a compressed state and an expanded state, and has a longitudinal dimension which is smaller in the expanded state than in the compressed state. A plurality of connecting members connect the apices of adjacent annular elements. The connecting members have a plurality of alternating segments that function to compensate for the smaller longitudinal dimension of each annular element in the expanded state. The stent may be provided with varying flexibility along its length and / or circumference, and may include segments that have different diameters.
Owner:ENDOSYST

Automatic dispenser apparatus

The invention is directed to improved automatic dispenser apparatus for dispensing sheet material and the like without contact between a user and the dispenser. Proximity detection apparatus is provided to detect the presence of a user in a detection zone generated outside the dispenser. Control apparatus controls actuation of the dispenser in response to the detected user. Preferred forms of the proximity detector include a sensor and a signal detection circuit operatively connected to the sensor. The sensor includes conductors configured to have a capacitance and positioned such that the capacitance is changed by the presence of a user within the detection zone. The signal detection circuit detects the change in capacitance and is provided with an oscillator having a frequency which is affected by the sensor capacitance and a differential frequency discriminator which detects changes in the oscillator frequency. The control apparatus receives the detected frequency change and generates a signal provided to actuate the dispenser to dispense the material. The dispenser control apparatus controls dispenser operation responsive to decreases in battery voltage which occur during the life cycle of the batteries and controls dispenser operation when the batteries near the end of such life cycle. Such control apparatus may be used with any type of battery powered dispenser, including hands-free dispensers and dispensers actuated by direct physical contact with the user.
Owner:ALWIN MFG

Distributed Storage System Data Management And Security

A system and method for distributing data over a plurality of remote storage nodes. Data are split into segments and each segment is encoded into a number of codeword chunks. None of the codeword chunks contains any of the segments. Each codeword chunk is packaged with at least one encoding parameter and identifier, and metadata are generated for at least one file and for related segments of the at least one file. The metadata contains information to reconstruct from the segments, and information for reconstructing from corresponding packages. Further, metadata are encoded into package(s), and correspond to a respective security level and a protection against storage node failure. A plurality of packages are assigned to remote storage nodes to optimize workload distribution. Each package is transmitted to at least one respective storage node as a function iteratively accessing and retrieving the packages of metadata and file data.
Owner:CLOUD STORAGE INC

Non-foreshortening intraluminal prosthesis

A stent has a plurality of cells disposed about the circumference of the stent, with at least one cell having a plurality of struts that are connected together to form the cell. At least one strut has a portion that compensates for foreshortening of the struts during expansion of the stent.
Owner:ENDOSYST

Acoustic resonator with impingement cooling tubes

Aspects of the invention are directed to an acoustic resonator with improved impingement cooling effectiveness. The resonator includes a plate with an inside face and an outside face. A plurality of passages extend through the plate. The resonator includes a side wall that extends from and about the plate. A plurality of cooling tubes are attached to the resonator plate such that an inner passage of each cooling tube is in fluid communication with a respective passage in the resonator plate. The resonator can be secured to a surface of a turbine engine combustor component to define a closed cavity. The ends of the cooling tubes are spaced from the surface. Thus, a coolant can enter the passages in the plate and can be directed to the surface so as to impingement cool the surface. The cooling tubes can minimize coolant loss by dispersion in the cavity.
Owner:SIEMENS ENERGY INC

Distributed Storage System Data Management And Security

A system and method for distributing data over a plurality of remote storage nodes. Data are split into segments and each segment is encoded into a number of codeword chunks. None of the codeword chunks contains any of the segments. Each codeword chunk is packaged with at least one encoding parameter and identifier, and metadata are generated for at least one file and for related segments of the at least one file. The metadata contains information to reconstruct from the segments, and information for reconstructing from corresponding packages. Further, metadata are encoded into package(s), and correspond to a respective security level and a protection against storage node failure. A plurality of packages are assigned to remote storage nodes to optimize workload distribution. Each package is transmitted to at least one respective storage node as a function iteratively accessing and retrieving the packages of metadata and file data.
Owner:CLOUD STORAGE INC

Non-foreshortening intraluminal prosthesis

InactiveUS20040267350A1Different degree of flexibilityVaried flexibilityStentsBlood vesselsProsthesisEngineering
An intraluminal prosthesis is provided with a plurality of annular elements. Each annular element includes a plurality of struts and apices connected to form an annular configuration. Each annular element has a compressed state and an expanded state, and has a longitudinal dimension which is smaller in the expanded state than in the compressed state. A plurality of connecting members connect the apices of adjacent annular elements. The connecting members have a plurality of alternating segments that function to compensate for the smaller longitudinal dimension of each annular element in the expanded state. The stent may be provided with varying flexibility along its length and / or circumference, and may include segments that have different diameters.
Owner:ROUBIN GARY S +4

Intelligent rewinding machine

InactiveCN102107800AOvercome the non-parallelismClamp firmlyFilament handlingYarnConstant linear velocity
The invention discloses an intelligent rewinding machine with constant linear velocity, constant tension and fixed wire length, comprising a linear velocity sensor, a tension automatic controller and a single spindle transmission control device, wherein a transmission cone table is directly fixed on an output shaft of a motor; a movable cone table is movably connected with a handle via a pin; the linear velocity sensor has the functions of detecting broken lines, linear velocity and length counting. When a tension detecting hook on the tension automatic controller detects that the tension of yarns is oversize, a swinging arm is controlled to rotate an angle so as to reduce the yarn bending degree of the flowing yarns and reduce the winding tension of the yarns, and vice versa. A computer controller on the single spindle transmission control device receives signals sent by the linear velocity sensor and controls the rotation speed and the broken lines of the motor to warn. As the gradual increasing winding diameter of the tube, the rotation speed of the tube is controlled to gradually slow, so that the winding linear velocity is constant; when the length of the yarns reaches the set value or the broken line signal is received, the power supply of the motor is cut off and the warning light twinkles.
Owner:平国民

High-flux nucleic acid analysis method and application thereof

Disclosed are a method for analyzing high-throughput nucleic acid and an application thereof. Among n nucleic acid fragments to be analyzed, for each target nucleic acid fragment, at least two specific probes bound to different binding domains of the target nucleic acid fragment are provided, each specific probe has a specific binding domain and a universal sequence domain, a sequence of the specific binding domain and a sequence of the binding domain of the target nucleic acid fragment are complementary, and a sequence of the universal sequence domain is corresponding to a sequence of a sequencing primer.
Owner:GENESKY TECH (SUZHOU) INC +1

Method for producing double-sided ultrafine supersoft floss fabric

InactiveCN101603240ASame lengthExcellent fluff finenessFibre treatmentWarp knittingAntistatic agentEngineering
The invention relates to a method for producing double-sided ultrafine supersoft floss fabric, which comprises the following steps: (1) raw material selection, (2) beam-warping, (3) weaving, (4) inspection, (5) high-temperature shaping, (6) addition of a raising agent and an anlistatig, (7) drying, (8) positive fuzzing, (9) ironing, (10) shearing, (11) coloring, (12) addition of a softener, (13) drying, (14) reverse fuzzing, (15) ironing, (16) high-temperature shaping; (17) water washing and loop drying so that a product obtains the effect of consistent handle of the positive and the reverse loop, (18) coiling of a finished product; the method has the advantages of adopting a special tissue structure and solving the problems that the prior floss fabric product has rare fluff and different lengths of the positive fluff and the reverse fluff through a weaving process and a manufacturing procedure; and a product has the advantages of consistent fluff amount and length of the positive fluff and the reverse fluff, enlarges the service occasions of the class of the product and improves the attractiveness and warm keeping performance of the product.
Owner:HAINING SHUNDA WARP KNITTING

Machine for straightening and cutting steel bar

The invention relates to the mechanical technology field of reinforcing bar processing, which is a reinforcing bar straightening cutter, comprising a frame, a drive mechanism, a drawing mechanism, a straightening mechanism, a shearing and cutting mechanism and a material-holding frame. One front end of a straightening die casing of the straightening cutter is provided with a guide fin with a front flaring, which is convenient for the reinforcing bar to penetrate. The shearing and cutting mechanism consists of a driving cutter, a driven cutter, a shearing double roller, a signal generator, a clutch mechanism, a basic reset mechanism of cutter and an accurate reset mechanism of cutter. When then signal generator gives a shearing signal, the clutch mechanism of the clutch receives the signal to conduct dynamic clutch. After the reinforcing bar is cut, the driving cutter and the driven cutter return to a starting position via the basic reset mechanism of the cutter. The interaction of a positioning pin and a spiral groove of the accurate reset mechanism of the cutter make the driving cutter and the driven cutter return back to the starting position, thereby realizing precision cutting of the reinforcing bar and improving automatization.
Owner:向天立

Display panel, display panel driving method and display device

ActiveCN107731152AAlleviate the problem of uneven display brightnessEasy to handleStatic indicating devicesDisplay deviceBrightness perception
According to embodiment, the invention provides a display panel, a display panel driving method and a display device, and relates to the technical field of display, capable of effectively relieving the problem that display brightness in a display area of a display panel is uneven. In one aspect, first display information and a first gamma regulating standard, which correspond to a main display area, are acquired by virtue of a first driving IC; second display information and a second gamma regulating standard, which correspond to a first subordinate display area, are acquired by virtue of a second driving IC; the first driving IC, in accordance with the first display information and the first gamma regulating standard, configures a first driving voltage to the main display area by virtue of a first data line; and the second driving IC, in accordance with the second display information and the second gamma regulating standard, configures a second driving voltage to the first subordinatedisplay area by virtue of a second data line.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD

Encryption method and?device

The invention discloses an encryption method based on characters. The method comprises steps of building a basic transposition table?TB and using a secret key to initialize the basic transposition table to an operation transposition table?TO, converting an input character string into a plaintext sequence number string according to a pre-defined character and sequence number corresponding?table TC, using the operation transposition table?TO for carrying out transposition on the plaintext sequence number string to obtain a ciphertext sequence number string, and converting the ciphertext sequence number string into a ciphertext character string. According to the method, a character?position services as a basic processing unit, dynamic variable data length encryption is realized, length?consistency and?visibility of the ciphertext and the plaintext can be ensured, and platform adaptability and high calculation efficiency are realized.
Owner:深圳市太和物联信息技术有限公司

Swinging steel pipe equidistance cutting device

ActiveCN108581025AAchieve equidistant cutting effectAchieve intermittent feed functionTube shearing machinesShearing machine accessoriesPipe fittingDrive shaft
The invention discloses a swinging steel pipe equidistance cutting device. The left end of a driving shaft is fixedly connected with a first bevel gear; the first bevel gear is engaged with a second bevel gear; the second bevel gear is fixedly connected with the middle part of a driven shaft; the lower end of the driven shaft is fixedly connected with a semi-bevel gear; the semi-bevel gear is provided with teeth on one half and no tooth on the other half; third bevel gears are arranged on the two sides below the semi-bevel gear, and are fixedly connected with rotating shafts; the tooth part ofthe semi-bevel gear is engaged with the third bevel gears; the right ends of the rotating shafts are fixedly connected with small gears; the small gears are engaged with large gears; the right sidesof the large gears are fixedly connected with the upper ends of swing rods; and cutting blades are arranged at the middle parts of the lower ends of the swing rods. The device uses the small gears fordriving the swing rods to swing back and forth; when the swing rods swing, a first transmission belt drives the cutting blades to rotationally cut to realize swing cutting; and a fixed disc and a ratchet are used for realizing intermittent one-way rotation of a lead screw to achieve intermittent feeding function of pipes so as to finally achieve equidistance cutting effect of pipe fittings.
Owner:无锡市幸昌热能设备有限公司

On-chip parameter coplanar waveguide TRL calibration piece

The present invention discloses an on-chip parameter coplanar waveguide TRL calibration piece, relating to the technical field of a terahertz on-piece S parameter testing device. The calibration piece comprises a substrate layer. The material of the substrate layer is same with the substrate material of a tested piece. The upper surface of the substrate layer is provided with a direct access standard part, a reflection standard part and a transmission line standard part. The lower surface of the substrate is covered by a metal layer. The ground lines of the direct access standard part, the reflection standard part and the transmission line standard part go through the through holes of the substrate layer respectively to be connected to the metal layer. The probe end of the ground lines of the direct access standard part, the reflection standard part and the transmission line standard part are provided with an alignment marker. The calibration piece has the advantages of high calibration accuracy and simple operation, an error brought by de-embedding is avoided, and a device characteristic can be accurately represented.
Owner:THE 13TH RES INST OF CHINA ELECTRONICS TECH GRP CORP

Lift and transfer chair

A transfer chair has a chair frame, a seat, wheels, and a lift arm which has an articulated path between home and target positions. The articulated path may define a limited clearance height to allow use with, e.g., cars having a small door opening. In one embodiment the seat is split and moves to allow passage of the lift arm as it travels along the articulated path. The lift arm is articulated such that a lifting bridle attached to a distal end of the lift arm is maintained in a constant angular orientation with respect to the chair frame during movement. The lift arm further has multiple deployment paths for target positions with different heights and distances. A transfer seat for the lift arm includes two flexible webs removably attached to the lifting bridle. The lift arm is constructed using four links which are pivotally connected end-to-end. The links can be folded to a stowed position within the chair frame. An actuation mechanism uses a lead-screw actuator coupled to one of the links which lifts the remaining links by rotation about its pivotal attachment to the chair frame, and similarly uses another lead-screw actuator coupled to the next link. The actuation mechanism can be operated by an on-board motion control computer for controlling the trajectory and velocity of the arm. Sensors provide trajectory information to the on-board computer, and a docking switch can select one of a plurality of target trajectories for deploying the lift arm. A docking station integrated with the frame mates with a docking feature on the target object and stabilizes the chair while transferring the user. The docking station may include a receptacle for electrical connection to a power supply. A more comprehensive transfer system is provided using a path sensor which tracks a sensible path proximate the target object, and an electronic controller responsive to the path sensor which operates the drive wheels to follow the sensible path to a stowage location. The transfer chair drive wheels may be caregiver-operated using throttle handlebars.
Owner:PATTERSON RICHARD A

Detection, monitoring device of the hook angle and its crane

The present invention provides with a detection and monitoring device of the hook angle and its crane relating to the crane field, wherein between the movable pulley of the lifting pulley assembly of the crane and the hook or between the fixed pulley and the fixed point of the lifting pulley assembly of cranes is cascaded a part, it meets that the plane of the platform fixed on the part is a horizontal plane when the hook angle being 0 degree, so that the action line of the lifting force of the lifting pulley assembly via the hook is perpendicular to the plane of the platform under the different angles of the hook; fixedly install a platform on the part; and provided with the angle measuring instrument on the platform plane. The device provided by the present invention can be used for all types of cranes.
Owner:LIN HANDING

Poly-silicon thin film transistor and preparation method thereof, and array substrate

The embodiment of the invention provides a poly-silicon thin film transistor and a preparation method thereof, and an array substrate, and relates to the technical field of display. Lightly doped regions can be made consistent in length, and the problem of too large leakage current can be avoided. According to the thin film transistor, an active layer, a gate insulation layer, a gate electrode, a source electrode and a drain electrode are formed on a substrate base plate, and the active layer comprises a first poly-silicon region, lightly doped regions disposed on the two sides of the first poly-silicon region, and heavily doped regions disposed on one sides of the lightly doped regions. According to the method, dry etching is performed to form a barrier layer between the gate electrode and the gate insulation layer, wherein the barrier layer corresponds to the first poly-silicon region. The formation of the lightly doped regions of the active layer comprises the following steps: a poly-silicon layer is formed on the substrate base plate, wherein the poly-silicon layer includes a first poly-silicon region, second poly-silicon regions disposed on the two sides of the first poly-silicon region, and third poly-silicon regions disposed on one sides of the second poly-silicon regions; and the second poly-silicon regions are doped to form the lightly doped regions with the use of the barrier layer covering the first poly-silicon region as a mask.
Owner:BOE TECH GRP CO LTD +1

Plate-fin heat exchanger

A plate-fin heat exchanger having a plurality of layers for indirectly exchanging heat between two or more fluids. The heat exchanger is provided with two sections and inlets and outlets to the sections to cause streams of the fluids to flow within the two sections parallel to the length of the heat exchanger between central locations and the ends of the heat exchanger. In such manner, the cross-sectional flow area of such a heat exchanger is greater than the heat exchanger in which the flow is from one end to the other end of the heat exchanger. This increase in cross-sectional flow area reduces the pressure drop within the heat exchanger.
Owner:PRAXAIR TECH INC

Beneficiated material composite grain material for rhizomys growth period and preparation method thereof

The invention discloses a beneficiated material composite grain material for the rhizomys growth period and a preparation method thereof. The beneficiated material composite grain material is obtained through the steps of obtaining a feed formula according to the digestion physiological characteristic, the nutritional needs and the foraging behavior characteristic of the rhizomys growth and through filtering the fodder raw material and processing technic, and preparing by virtue of a certain processing technic; the prepared beneficiated material composite grain material is uniform in size, smooth in surface, uniform in length and color, suitable in hardness, extensive in source of feed, low in price, and easy to use. The beneficiated material composite grain material provided by the invention is especially applicable for the nutritional requirement of rhizomys in the growth period from weaning at age of 45 days to 4 months, the problems that rhizomys fodder is unbalanced in alimentation, slow in gaining weight, low in efficiency of feed utilization and diarrhea are solved, and the production performance and comprehensive economic benefit are improved.
Owner:GUANGXI NORMAL UNIV

Numerical analysis method for piping phenomenon

The invention discloses a numerical analysis method for the piping phenomenon. The method comprises the steps of obtaining a seepage deformation similarity criterion on the basis of a fluid dynamics similarity criterion combined with alternate force acting item of medium on fluid; building a microscopic particle model on the basis of the seepage deformation similarity criterion combined with a particle flow method, wherein the model is consistent with a prototype in gravity horizontality; generating skeleton and filling particles under the conditions of zooming particle size distribution and maintaining the same porosity; conducting piping process simulation on the model, and outputting parameter information inside the model when the filling particles in the model reach the balance state or the skeleton particles are damaged; obtaining the actual numerical value by combining the seepage deformation similarity criterion with the parameter information inside the model, and feeding the actual numerical value back to the prototype so as to analyze the piping phenomenon. The numerical analysis method for the piping phenomenon conforms to the Darcy law and the non-Darcy law, the model can truly describe the prototype when two flow states exist at the same time, the problem that a conventional model or a centrifugal test cannot achieve same-ratio zooming of the particle diameter and the model is solved, and analysis is accurate.
Owner:HOHAI UNIV

Fixed length cutting-off equipment for compressed strip foamed plastic

The invention relates to foamed plastic, in particular to fixed length cutting-off equipment for compressed strip foamed plastic. The technical problem to be solved herein is to provide fixed length cutting-off equipment for compressed strip foamed plastic which enables foamed plastic compressed via a cold press to automatically break, has no need for manual breaking and provides uniform length for cut foamed plastic plates. In order to solve the above technical problem, the invention provides such fixed length cutting-off equipment for compressed strip foamed plastic, comprising a fixed plate, a first slide rail, a first slider, a first spring, a moving rod, a connecting rod, a retaining plate, a guide rail, a guide sleeve, a second spring, a first rack, a first support rod and the like; the first slide rail is mounted at the lower portion of the left wall of the fixed plate by means of welding. The equipment of the invention enables foamed plastic compressed via a cold press to automatically break, has no need for manual breaking, and provides uniform length for the cut foamed plastic plates.
Owner:中山市上富包装有限公司

Combined day and night weapon sight

InactiveUS20070223087A1Same optical path lengthEliminate needMirrorsOptical filtersDisplay deviceEngineering
A combination day / night sight includes an image intensifying sensor / display combination and a daytime optical path length compensator that may be selectively placed within the optical path. Use of the optical path length compensator when the image intensifying sensor / display is not being used eliminates the need for moving optical elements. The night sight therefore requires no change in focus or bore sight adjustment after switching between day and night operations.
Owner:FLIR SURVEILLANCE

Clock circuit and clock signal transmission method thereof

The invention provides a clock circuit and a clock signal transmission method thereof. The clock circuit comprises a buffer module, N multiplexers and N clock gating cells, wherein the buffer module comprises an input end and N output ends, and is used for enhancing the driving capabilities of clock signals received at the input end and outputting clock signals of which the driving capabilities are enhanced from the N output ends; the N output ends are connected with data ends of the N clock gating cells one by one; output ends of the N multiplexers are connected with enabling ends of the N clock gating cells one by one; and the clock gating cells are used for outputting the clock signals from the output ends according to frequency division logic signals or gating logic signals received by the enabling ends from the output ends of corresponding multiplexers and the clock signals received by the data ends from the output ends of the buffer module. Through the technical scheme of the invention, a clock path can be shortened; the transmission delay of a clock source signal is reduced; and the power consumption of the clock circuit is lowered.
Owner:HUAWEI TECH CO LTD

Leak detection device for auto air condition receiver drier and application method thereof

The invention discloses a leak detection device for an auto air condition receiver drier and an application method thereof, which relates to a link detection technology and belongs to the technical field of pressure vessel detection. The leak detection device mainly comprises a workbench, a handle, a handspike, a pressure plate, a steel thread support bracket, an air tap, a pressurized-water mechanism, a lighting device, an operation keyboard, a timer and a counter. The method comprises the following steps: placing a drier to be detected on the steel thread support bracket in an inspection pool, and plugging the air tap; rotating the handle to drive the handspike to move the pressure plate; respectively utilizing the press plate and a rubber plate to tightly compress the two ends of the drier to be detected; trampling a pedal to the lowest end so as to lead a pressurized-water plate to press the water in a water storage chamber into the inspection pool through drain holes; carrying out voltage limiting inflation on the drier; and finally observing whether bubbles bubble up from the surface of the drier in the inspection pool within the given time so as to judge the gas tightness of the drier and mark. The invention has the functions of counting and timing, and has the advantages of simple and convenient operation, high efficiency, higher inspection precision, low cost and suitability for being used in link detection of various auto air condition receiver-driers.
Owner:龙泉市创宇汽车空调有限公司

Sliding roll-cutting type semiautomatic film cutting machine for fruit film bags

InactiveCN102756391ARealize semi-automatic film cuttingImprove efficiencyMetal working apparatusReciprocating motionPlastic film
The invention discloses a sliding roll-cutting type semiautomatic film cutting machine for fruit film bags. The film cutting machine comprises a rack, and a film cutting device and a fixing and pressing device, which are arranged on the rack. The film cutting device comprises a film cutting working tabletop, guide-track grooves, cylinders and roll-cutting discs, wherein the guide-track grooves are formed in the film cutting working tabletop; and the roll-cutting discs are driven by the cylinders to rotate, and reciprocally move in the guide-track grooves. The fixing and pressing device comprises pressing handles, wherein the pressing handles are arranged above a plastic film bag strip to be cut, and are used for fixing and pressing the plastic film bag strip. The fixing and pressing device for pressing the plastic film bag strip and a plurality of roll-cutting discs are arranged, a plurality of parts of the plastic film bag strip formed by stacking plastic fruit film bags with the film thicknesses of 0.003 to 0.01mm are subjected to semiautomatic film cutting at the same time, and a maximum thickness of the plastic film bag strip to be cut can reach 15cm, so that the aim of improving the film cutting efficiency and the quality of a product is fulfilled.
Owner:徐世慧

Vaginal tissue regeneration device and method for regeneration of vaginal lining using vibration therapy

InactiveUS20120136287A1Promote angiogenesisSynergistically boosting healing effectChiropractic devicesVibration massageVaginal LubricantVaginal walls
A vaginal regeneration device is provided and method of promoting regeneration of vaginal tissue is provided. The method includes providing a patient having a vagina in need of vaginal tissue regeneration vaginal lubricant and a vaginal regeneration device. The vagina is lubricated and the regeneration device is inserted into the patient's vagina, wherein the vibrating mechanism is activated, allowing the vibrations to contact the vaginal wall for a therapeutic period of time. The device includes a shaft having a first end and a second end, a tapered insertion at said first end of said shaft and an end cap at said second end of the shaft, and a vibrating mechanism within the shaft. The invention further is directed to kits for promoting regeneration of vaginal tissue comprising at least two vaginal regeneration devices having different diameters along the majority of the length of the shaft.
Owner:BARNARD ELLEN L +1
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