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180results about How to "Reduce pulling" patented technology

Tissue cutting catheter and RF cutting method

A tissue cutting device includes a catheter with a window at its distal tip for admitting tissue into a catheter compartment. A cylindrical cartridge in the compartment has a cutting edge that supports an electrically conductive cutting element, e.g. a band or wire. The cutting element and adjacent tissue can be heated to a selected temperature by generating an electrical current through the cutting element. The catheter is maneuverable to position its distal end near the tissue to be cut. The catheter incorporates a dilatation balloon or other feature to urge the catheter against the tissue, so that at least part of the tissue may enter the compartment through the window. Then, the cartridge is manipulated from the catheter's proximal end to move the cutting edge across the window, cutting the tissue. According to alternative embodiments, the cartridge is either rotated or moved axially relative to the catheter and, in either event may be capable of closing the catheter window when the cut is complete. Further alternatives involve either placing an indifferent electrode on the patient and providing an RF signal via a single conductor to the cutting element for ohmic heating, or providing an RF (or a DC) current through the cutting element and two separate conductors for direct resistive heating of the cutting element.
Owner:CARDIOVASCULAR TECH INC

Control method for reducing network cementite of steel wire rod for cord thread

ActiveCN103817148AReduced network cementite structureLower pullMetal rolling arrangementsAir volumeProcess engineering
The invention discloses a control method for reducing network cementite of a steel wire rod for a cord thread and belongs to the technical field of steel rolling. The control method includes the steps of heating process control for a heating furnace in a steel wire rod factory, precision rolling and sizing milling control, water cooling control, thread discharging temperature control and air cooling line cooling process control. A precision rolling inlet temperature and a thread discharging temperature need to be specifically adjusted according to different seasons, namely controlling the precision rolling inlet temperature within 930-960DEG C, controlling a precision rolling outlet temperature to be not higher than 1060DEG C, controlling the thread discharging temperature within 860-900DEG C, adjusting openness of a Jialing device to 60%, starting the first 8 fans with 100% of fan delivery and 260KW in power, and controlling a roller way speed of an inlet section within 0.9-1.1m/s. When the controlled method is utilized for continuously casting the steel wire rod for the cord thread by short-process small square billets which are 140mm<2>-150mm<2>, the probability for happening of the network cementite at the center of the steel wire rod can be reduced by 10%-15%.
Owner:INST OF RES OF IRON & STEEL JIANGSU PROVINCE

Combined harvester profiling cutting table capable of harvesting high stems and laid crops thereof

ActiveCN106068901ALight in massReduce grass entanglement problemsMowersEngineeringCombine harvester
The invention discloses a combined harvester profiling cutting table capable of harvesting high stems and laid crops thereof. The combined harvester profiling cutting table comprises a cutting table frame, a cutting table forward stretching device, a feeding auger, a swinging ring mechanism, a horizontal cutter, a reel supporting arm, a triangular reel, a profiling grain lifting device and the like. The combined harvester profiling cutting table is mainly and structurally characterized in that the triangular reel is located above a horizontal cutter, the profiling grain lifting device is installed behind the horizontal cutter, and the front end of the profiling grain lifting device stretches out of the horizontal cutter. The harvesting requirement of high stems and laid crops thereof can be met, the novel profiling grain lifting device and the triangular reel are adopted, land profiling is achieved through the forward-stretching grain lifter, laid crops are supported, harvesting of the high stems and the laid crops thereof is achieved through the matching of the triangular reel and the horizontal cutter, and when the triangular reel dials in the high-stem crops, the grass winding phenomenon normally existing on a pentagonal reel can be effectively avoided.
Owner:JIANGSU UNIV

Flexible rope-driven elbow joint exoskeleton robot with compensation device

ActiveCN111184620AAutomatically compensates for pulling problems caused by offset misalignmentAutomatically compensates for pull issuesGymnastic exercisingChiropractic devicesExoskeleton robotBowden cable
The invention discloses a flexible rope-driven elbow joint exoskeleton robot with a compensation device. The invention relates to the exoskeleton robot and aims at solving the problems that existing auxiliary rehabilitation equipment is single in function and not suitable for rehabilitation training. The robot comprises a back plate, a driving device, a shoulder joint device, a big arm device witha length adjusting function, a dislocation compensation device, an elbow joint flexion and extension device, an elbow joint self-rotation device, a forearm device with a length adjusting function andtwo sets of Bowden cables. The driving device is mounted on one side surface of the back plate; the shoulder joint device is mounted on one side of the back plate; the shoulder joint device, the bigarm device with the length adjusting function, the dislocation compensation device, the elbow joint flexion and extension device, the elbow joint self-rotation device and the forearm device with the length adjusting function are connected in sequence; one ends of the two sets of Bowden cables are connected to the driving device; the other end of one set of the Bowden cables is connected to the elbow joint flexion and extension device; and the other end of the other set of the Bowden cables is connected to the elbow joint self-rotation device. The robot is used for the field of rehabilitation training.
Owner:HARBIN INST OF TECH

Mild makeup removing mousse and preparation method thereof

The invention discloses mild makeup removing mousse and a preparation method thereof. The mousse is prepared from the following components in percentage by weight: 30 to 70 percent of a solvent, 5 to30 percent of a propellant, 2 to 10 percent of an emulsifier, 2 to 15 percent of a skin moistening agent and 0.01 to 28 percent of a skin conditioning agent. The preparation method comprises the following steps: mixing the solvent with the emulsifier and part of the skin moistening agent and stirring until the materials are uniformly dispersed and dissolved; while stirring, adding the residual skin moistening agent and the skin conditioning agent; uniformly stirring until the materials are completely dispersed and dissolved to form material liquid; packaging the material liquid through an aerosol can and filling with the propellant; detecting that a product is qualified. According to the mild makeup removing mousse disclosed by the invention, a grease raw material is combined with aerosolpackaging and a unique emulsifying system; a material body is shown in a dense and elastic form; the mild makeup removing mousse has the advantages of no additives, easiness for washing and no residues; the dense makeup removing oil mousse can enter pores to dissolve makeup powder in the pores, so that a face is cleansed, and the makeup is more completely removed; the mild makeup removing mousse is convenient to use and easy to carry.
Owner:ZHONGSHAN TIANTU FINE CHEM CO LTD

Backlight module, manufacturing method thereof and display device

The invention provides a backlight module, a manufacturing method thereof and a display device, relates to the technical field of display, and aims to solve the problem of uneven local or large-area light mixing of an existing backlight module. The manufacturing method of the backlight module comprises the following steps: forming a plurality of first bonding pad groups on a substrate, wherein each first bonding pad group comprises at least two first bonding pads; forming a solder layer, wherein the solder layer comprises solder patterns connected with the first bonding pads in a one-to-one correspondence manner; performing reflow soldering for the first time to enable the solder pattern to form a solder bump structure; placing a corresponding light-emitting chip on one side, back to the substrate, of the solder bump structure corresponding to each first bonding pad group, wherein second bonding pads included in the light-emitting chip are connected with the corresponding solder bump structures in a one-to-one correspondence manner; and performing reflow soldering for the second time, so that the second bonding pads included in the light-emitting chip are electrically connected with the corresponding first bonding pads in a one-to-one correspondence manner through the corresponding solder bump structures. The manufacturing method of the backlight module is used for manufacturing the backlight module.
Owner:BOE TECH GRP CO LTD +1

Winding machine

The invention discloses a winding machine. An unwinding motor of an active unwinding mechanism and a main winding motor of a main winding mechanism of the winding machine work simultaneously at the same speed. Yarn is unwound actively by hank holders or bobbin crades on a rotary shaft, and the yarn which is oiled and lubricated by an oiling device is wound by an active winding wheel. When the hank holders or the bobbin crades are driven by the rotary shaft to rotate, longitudinal wind is generated and blown into a hollowed-out opening, and thus, internal heat dissipation is conducted. According to the winding machine, the unwinding motor is additionally arranged to cooperate with the main winding motor of the winding machine so that the unwinding motor and the main winding motor can work together, the speeds of the two motors are kept identical, active unwinding in the positions of the hank holders or the bobbin crades and active winding in the position of a winding core are conducted simultaneously, pulling on the yarn is reduced, the quality of the yarn can be guaranteed, and the yarn is not prone to being damaged; and conveying is more stable, and shifting is not prone to occurring. Through the active unwinding mode, higher rotation speeds can be selected for both the unwinding motor and the winding motor, due to the fact that the resistance of the yarn is reduced, the yarn is prevented from being damaged, both unwinding and winding can be kept stable, the working efficiency of the winding machine is improved, and the product quality is improved.
Owner:XINCHANG WANSHIFA TEXTILE MACHINERY

Automatic production line of total heat exchange core, and cutting and conveying structure thereof

The invention relates to a cutting and conveying structure of an automatic production line of a total heat exchange core. The cutting and conveying structure comprises a rack, a conveyor belt used forplacing and conveying a diaphragm to be cut, a cutting mechanism arranged on the rack and used for cutting the diaphragm, and a conveying mechanism used for taking out the cut diaphragm; the conveying mechanism comprises a conveying sucker, a first driving part for driving the conveying sucker to move in the width direction of the rack, a second driving part for driving the conveying sucker to move up and down, and a third driving part for driving the conveying sucker to move in the length direction of the rack, and an auxiliary lifting mechanism is arranged on the rack, and comprises a jet head; air holes are formed in the surface of the conveyor belt, and the jet head is arranged on the rack, and located below the diaphragm; and the jet head is connected with an air source, and used forblowing air to the bottom surface of the diaphragm. The cutting and conveying structure has the effects of assisting the conveying sucker in sucking the cut diaphragm, and reducing the probability ofpulling the whole diaphragm during diaphragm sucking.
Owner:绍兴百立杰环保科技有限公司

Tissue heating device and RF heating method with tissue attachment feature

A tissue cutting device includes a catheter with a window at its distal tip for admitting tissue into a catheter compartment. A cylindrical cartridge in the compartment has a cutting edge that supports an electrically conductive cutting element, e.g. a band or wire. The cutting element and adjacent tissue can be heated to a selected temperature by generating an electrical current through the cutting element. The catheter is maneuverable to position its distal end near the tissue to be cut. The catheter incorporates a dilatation balloon or other feature to urge the catheter against the tissue, so that at least part of the tissue may enter the compartment through the window. Then, the cartridge is manipulated from the catheter's proximal end to move the cutting edge across the window, cutting the tissue. According to alternative embodiments, the cartridge is either rotated or moved axially relative to the catheter and, in either event may be capable of closing the catheter window when the cut is complete. Further alternatives involve either placing an indifferent electrode on the patient and providing an RF signal via a single conductor to the cutting element for ohmic heating, or providing an RF (or a DC) current through the cutting element and two separate conductors for direct resistive heating of the cutting element.
Owner:CARDIOVASCULAR TECH INC

Laminating machine

The invention relates to a laminating machine. The laminating machine comprises a frame, and further comprises a first unwinding roller, a laminating roller, a winding-up roller, a second unwinding roller and a gluing device sequentially arranged along the length direction of the frame, and a drying device arranged above the frame, wherein the first unwinding roller, the laminating roller, the winding-up roller and the second unwinding roller are arranged in parallel and are rotatably connected with the frame separately; both the first unwinding roller and the second unwinding roller are arranged to rotate along a direction opposite to the rotation direction of the winding-up roller; the same sides of the first unwinding roller, the winding-up roller and the second unwinding roller are coaxially and fixedly provided with gears I respectively, and the frame is correspondingly provided with gears II engaged with the gears I; the frame is also provided with a motor; the output shaft of the motor is coaxially fixed with a driving shaft which is arranged perpendicular to the first unwinding roller; the driving shaft is provided with three sets of gear transmission members that are in transmission connection with the gears II respectively; and the frame is further provided with a driving member used for removing linkage between the gear transmission members and the gears II. The laminating machine of the invention can ensure synchronous unwinding and winding-up of cloth and improve the quality of cloth lamination.
Owner:杭州宏达装饰布织造有限公司

Mechanical and electrical installation construction method for entrance and exit of long heavy grade of subway

The invention relates to a subway construction process, in particular to a mechanical and electrical installation construction method for the entrance and the exit of a long heavy grade of a subway. The construction method adopts a train guide rail operation principle, a simple guide rail, a power system, a brake system and transportation equipment are arranged to construct a long heavy grade guide rail material and equipment transportation system, and the problem of low material transportation efficiency is solved. A triangle stability principle is applied, a measurement of preventing forwardslippage and overturn is taken on the basis of the characteristic of the long heavy grade, an operation platform is erected in a staged and graded manner, and the safety of operators is ensured. A BIM technology is adopted as a guide in the construction process, the bracket direction is changed, the quantity of inclined fixed brackets is increased, a traditional bracket is improved, the practicality and the operability are improved, and the stability of an electromechanical system is enhanced. A large-section cable transportation system is self-made by combining a pulley block with a windlass, and the pull-up problem of a large-section cable is solved; and bunched rigid cables are arranged one by one by a self-made F-type wrench, so that the problem of jumbled arrangement of the bunched rigid cables is solved.
Owner:CHINA RAILWAY SIXTH GRP CO LTD +1
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