1604results about How to "Reduce the risk of failure" patented technology

The present invention provides articles of manufacture comprising biocompatible nanostructures comprising significantly increased surface area for, e.g., organ, tissue and / or cell growth, e.g., for bone, tooth, kidney or liver growth, and uses thereof, e.g., for in vitro testing of drugs, chemicals or toxins, or as in vivo implants, including their use in making and using artificial tissues and organs, and related, diagnostic, screening, research and development and therapeutic uses, e.g., as drug delivery devices. The present invention provides biocompatible nanostructures with significantly increased surface area, such as with nanotube and nanopore array on the surface of metallic, ceramic, or polymer materials for enhanced cell and bone growth, for in vitro and in vivo testing, cleansing reaction, implants and therapeutics. The present invention provides optically transparent or translucent cell-culturing substrates. The present invention provides biocompatible and cell-growth-enhancing culture substrates comprising elastically compliant protruding nanostructure substrates coated with Ti, TiO2 or related metal and metal oxide films.

For coupling RF power from an RF input of a plasma chamber to the interior of a plasma chamber, an RF bus conductor is connected between the RF input and a plasma chamber electrode. In one embodiment, an RF return bus conductor is connected to an electrically grounded wall of the chamber, and the RF bus conductor and the RF return bus conductor have respective surfaces that are parallel and face each other. In another embodiment, the RF bus conductor has a transverse cross section having a longest dimension oriented perpendicular to the surface of the plasma chamber electrode that is closest to the RF bus conductor.

The invention discloses an intelligent dispatching method, a device and a system of content delivery network flow. The intelligent dispatching method comprises: receiving a domain name resolution request which is sent by a local DNS through a subdomain which is provided by a website domain authority DNS; according to the domain name resolution request, obtaining the IP address of the local DNS; utilizing the IP address to indentify the geographic location of the local DNS and network service provider ISP information; according to the geographic location and the ISP information, selecting a CDN service provider on the basis of a preset rule; sending a domain corresponding to the name of the selected CDN service provider to the local DNS. The invention builds an intelligent dispatching center between the existing CDN network frame and an operator website; when accessing the network of the operator, a netizen selects a proper CDN service provider according to the preset rule. The invention ensures that the operator can flexibly replace the existing CDN service provider so as to lead the operator to obtain CDN service with better cost performance.

The present invention provides a hand-held analysis instrument for analyzing a body fluid. The instrument comprises a housing with a housing opening to which a body part, in particular, a finger, can be applied to generate a puncture wound, an analysis unit for analyzing a sample of a body fluid obtained at the puncture wound, and a piercing unit including a lancet and lancet drive for generating a puncture movement of the lancet. The piercing unit, including the lancet drive, is movable between an operating position and a rest position, the piercing unit being located at the housing opening in the operating position in such a manner that by means of the lancet a puncture wound can be generated in a body part pressed against the housing opening, and the piercing unit being remote from the housing opening in the rest position in such a manner that the space in front of the housing opening is free for the analysis unit, so that it can be moved into a position for receiving blood. An operating device is used for actuating a functional mechanism of the piercing unit. The piercing unit is decoupled from the operating device in one of its two positions and is coupled to the operating device in the other position.

A method for processing two or more liquid aliquots in a microchannnel structure of a microfluidic device. The microchannel structure comprises a hydrophilic microconduit with a fluidic function and a local non-wettable surface associated with the fluidic function / microconduit. Other aspects comprise a method for producing the fluidic function, which comprises introducing non-wettability on a local surface area S that is associated with the microconduit.

For coupling RF power from an RF input of a plasma chamber to the interior of a plasma chamber, an RF bus conductor is connected between the RF input and a plasma chamber electrode. In one embodiment, an RF return bus conductor is connected to an electrically grounded wall of the chamber, and the RF bus conductor and the RF return bus conductor have respective surfaces that are parallel and face each other. In another embodiment, the RF bus conductor has a transverse cross section having a longest dimension oriented perpendicular to the surface of the plasma chamber electrode that is closest to the RF bus conductor.

A method for reducing a risk of a call connection failure in a video communication providing a multimedia ring back tone service includes replying to a call connection request from a calling terminal, receiving a first message, determining whether the first message includes predetermined data and if the first message includes the predetermined data, setting a second message from the calling terminal as an initial value for a Numbered Simple Retransmission Protocol (NSRP) session with the calling terminal. The predetermined data may include a video temporal spatial tradeoff command, miscellaneous video temporal spatial indication, or a video fast update picture command. A system to perform the method includes a receiving unit, a determination unit, and a setting unit.

The present invention provides a photodiode comprising a p-i-n or pn junction at least partly formed by first and second regions (2) made of semiconductor materials having opposite conductivity type, wherein the p-i-n or pn junction comprises a light absorption region (11) for generation of charge carriers from absorbed light. One section of the p-i-n or pn junction is comprises by one or more nanowires (7) that are spaced apart and arranged to collect charge carriers generated in the light absorption region (11). At least one low doped region (10) made of a low doped or intrinsic semiconductor material provided between the nanowires (7) and one of said first region (1) and said second region (2) enables custom made light absorption region and / or avalanche multiplication region of the active region (9).

A motor-driven electronic hydraulic braking system comprises a brake pedal, a pedal displacement sensor, a secondary master cylinder, a pedal simulator pressure sensor, a pedal simulator, pedal simulator solenoid valves, a push rod, an electrically-controlled linear movement module, a brake master cylinder and an ABS / ESP (anti-skid brake system / electronic stability program) module. The electrically-controlled linear movement module drives the push rod to move by means of driving a movement regulating mechanism through a motor, the motor is controlled through a displacement signal, and linear control on braking pressure is realized. The brake master cylinder passes the ABS / ESP module to be hydraulically coupled with vehicle wheel brakes. The ABS / ESP module can passively regulate pressure transmitted from the master cylinder to the wheel brakes, and can actively regulate the pressure of the brake of each wheel. The motor-driven electronic hydraulic braking system has the advantages of rapid response, accurate control on brake fluid pressure, capabilities of well simulating brake pedal feeling of a driver and maximally recovering braking energy, and the like; meanwhile, the system is designed with a dual failure protection mode, thereby having high safety and reliability.

An implant for fracture fixation having external portion shaped to be externally engaged on and secured to a stable bone fragment on one side of a bone fracture and an integral internal portion sized and shaped for being inserted into and accommodated in an intramedullary canal of an unstable bone fragment on an opposite side of the fracture. The internal portion has an end with a rounded tip of bullet-shape for fitting in an apical space at an endosteal surface of the unstable bone fragment to provide a bearing support for the unstable bone fragment over a large area.

An exemplary CAD design flow modifies an existing large scale chip layout to reinforce the redundant via design rules to improve the yield and reliability. The flow operates on each metal-via pair from bottom up to locate and correct isolated via rule violations by adding metal features and vias in a respective patch cell associated with each cluster cell. A large complex design is thus divided into cells so that multiple processes can work concurrently as if every process were working on the top level of the design layout.

The invention discloses a Type-C socket connector. The Type-C socket connector comprises a shell and an inserting component; the inserting component comprises an upper inserting component and a lower inserting component; the upper inserting component comprises an upper insulating body and an upper row of electric conductive terminals integrally formed with the upper insulating body; the lower inserting component comprises a lower insulating body, and a metallic shield sheet and a lower row of electric conductive terminals integrally formed with the lower insulating body; each insulating body is provided with twelve grooves respectively; each row of the electric conductive terminals is provided with eight terminals respectively; the metallic shield sheet is integrally formed with any two terminals in the lower row of the electric conductive terminals; the metallic shield sheet is downwards protruded to form a plate-shaped grounding part; the position of the terminals integrally formed with the metallic shield sheet corresponds to the position of the grounding part; and the grounding part and the metallic shield sheet are located in the different planes. The Type-C socket connector is used for reducing the assembly number of the parts, reducing the tolerance accumulation, satisfying the USB2.0 application, and greatly decreasing the number of the terminals, and is good for the stability of the product.

A device for occluding a body lumen, and particularly contraceptive or sterilization device for occluding a reproductive tract or lumen to prevent the passage of reproductive cells through the tract or lumen, generally comprising a tubular member, and a mesh member, transversely disposed on the tubular member lumen. The mesh member is permeable to allow for tissue ingrowth, which produces a tissue impregnated mesh occluding the body lumen. The occluding device of the invention can be used in the fallopian tubes of a female patient, the vas deferens of a male patient, or other body lumen.

A simple, compact and easy-to-assemble slide rail unit is provided. The slide rail unit reliably restrains right and left rails from sliding even when the right and left rails are installed onto the vehicle floor at an inclination angle different from each other in a longitudinal direction thereof. The slide rail unit includes a slide rail member having an upper rail member and an upper rail member slidably engaged with each other and a lock lever rotatably pivoted to the upper rail member so as to engage with / disengage from an engagement portion formed on the lower rail member. The slide rail unit also includes an operation lever connected to the lock lever within the slide rail member. Between the lock lever and the operation lever, a leaf spring member is disposed for connecting the lock lever and the operation lever therebetween.

The invention relates to a master-standby redundancy replication method based on SQLite databases. The method includes that database management service processes are packaged on the SQLite database and are responsible for monitoring states of the SQLite databases and receiving a database manipulation request sent by an application layer; an SQLite database synchronizing function is packaged in the SQLite service to achieve the master-standby redundancy replication of the SQLite database; master-standby databases can perform automatic shift according to states of the SQLite databases, only service processes on the master databases receive applied database modification requests, and the master databases are synchronized to the standby databases; and the service processes are also responsible for monitoring states of the SQLite databases and providing dump functions of SQLite data files to process recovery of failure databases, and the service processes compare differences of the SQLite data files on the databases and dump inconformity portions to a corresponding sever to guarantee uniformity of data of the databases. According to the master-standby redundancy replication method, on the basis of SQLite, the master-standby redundancy functions of the databases are achieved, the uniformity of the data of the databases is guaranteed, and stability and reliability of the online system data are guaranteed.

The invention provides a battery heating method and a system of an electric vehicle. The battery heating method comprises the steps of: obtaining the temperature of a battery; judging if the temperature is lower than a first temperature threshold; if so, obtaining a remainder electric quantity of the battery and judging if the remainder electric quantity is higher than an electric quantity threshold; if so, discharging the battery by a first preset time, and storing energy in an energy storage device; then, using the energy storage device for charging the battery by a second preset time; and circulating the step until the temperature of the battery reaches a second temperature threshold. The method and the system uses self-heating characteristic of the battery in the charge / discharge process for heating the battery from inside to outside; compared with a method for heating the battery by external heating equipment in the prior art, the battery heating method is more balanced in heating, and facilitates prolonging of the service life of the battery; and the heat is from the internal of the battery, so that the heating efficiency is higher.

Provided are methods of separating an immunoreactive compound from at least one immaterial component, using a simulated moving bed ("SMB") system and a SMB apparatus for use in these methods. Also provided are purified immunoreactive compounds prepared using the SMB methods and apparatus and methods of treatment with the purified immunoreactive compounds.

Provided is a lifting device, lifting system and method for lifting a vehicle. The lifting device according to the invention includes a frame with a carrier configured for carrying the vehicle; a drive which acts on the carrier, wherein the drive includes an integrated hydraulic cylinder drive unit configured for raising the carrier with the integrated hydraulic cylinder drive unit including: a housing of a cylinder; a piston rod movable in the housing; a height measuring system configured for measuring the displacement of the piston rod; and an integrated hydraulic fluid tank and motor unit that is configured for driving the piston rod.

A suspension thrust bearing device includes a rolling bearing provided with two races and with rolling elements arranged between the races, and two caps each in contact with one race, one of the caps including a circular flange and the other cap including an axial portion provided with hooks intended for latching onto the said flange, which hooks leave an axial space of height b remaining between the said hooks and the said flange, one of the caps including an operational part provided with a chamfer intended to facilitate latching with the other cap, with an axial surface of height a and of diameter D and with a radial retention surface, and the other cap including an operational part provided with a chamfer intended to facilitate latching, with an axial surface of height c and with a radial retention surface, the sum of the heights a+b+c being greater than 1.9% of the diameter D.

The invention discloses a wind power converter IGBT module junction temperature online computing method, in particular to a wind power converter IGBT module junction temperature online computing method based on switching period loss analysis. On the premise that an IGBT module electric-heating coupling characteristic is considered, the method utilizes a wind power converter to perform IGBT module junction temperature online computation based on real-time operating parameters in a switching period. On the one hand, loss influence of IGBT module junction temperatures at all of moments can be considered; on the other hand, the influence of IGBT module loss energy and waveforms on junction temperature fluctuation within an output period can be further considered, a dynamic fluctuation junction temperature of an IGBT module can be accurately computed in real time when the output frequency of the wind power converter is low, online integration of IGBT module state monitoring and healthy management is facilitated, and the invalidation risk of the wind power converter is reduced.

The invention relates to the field of control of electric automobiles, and discloses an integral controller of an electric automobile. The integral controller is connected with a safety controller through an integral CAN (controller area network) bus, and comprises a main processor and a slave processor, wherein communication connection is established between the main processor and the slave processor through an SPI (single program initiation) bus and a PWM (pulse width modulation) signal, the slave processor is used for monitoring the main processor, the main processor and the slave processor are used for respectively receiving an accelerator pedal signal, a brake pedal signal, a vehicle-mounted power source signal and / or a temperature sampling signal, the main processor is provided with a main CAN channel, the slave processor is provided with a slave CAN channel and a channel shifting switch, and the channel shifting switch is used for shifting the connection of the integral CAN bus and the main CAN channel or the slave CAN channel. When the main processor fails, the slave processor is used for shifting the integral CAN bus to the slave processor, and the slave processor can replace the main processor for work, so the safety class of the integral controller of the electric automobile is improved through the setting of double processors.

The invention discloses a micro bio-chip for real-time detection of substances in body fluids, the micro bio-chip is assembled by a circulating microfluidic chip and a film biosensor, parts of the circulating microfluidic chip in turn are connected with each other to form a complete fluid pathway, and the film biosensor includes a working electrode, a counter electrode and a reference electrode; in a testing room of the circulating microfluidic chip, one or more film biosensors are embedded in the manner of series connection, or parallel connection / series connection and parallel connection, so that the surfaces of the embedded film biosensors are always contacted with the body fluid flowing by for real-time detection of the substances in the body fluids.

A swing hinge apparatus of a portable terminal is provided. In the portable terminal, a pair of housings is rotatably assembled while facing each other. The swing hinge apparatus includes a lower casing mounted and fixed to a first housing from among the pair of housings, a cam member mounted and fixed to a second housing from among the pair of housings and rotatably received in the lower casing, a guide groove formed on the lower casing and extending along a circumference, and a guide protrusion formed on a first surface of the cam member and moving along the guide groove according to rotation of the cam member, wherein both ends of the guide protrusion have inclined outer walls, both ends of the guide groove have inclined inner walls, and the guide protrusion is engaged with one of the inclined inner walls of the both ends of the guide groove, so as to limit a range of rotation of the cam member.

The invention discloses a novel electric propulsion system. The system comprises an internal combustion engine, an electric generator, an electric distribution system, a propulsion motor and a propeller, wherein the electric generator is in cable connection with the propulsion motor through the electric distribution system; the propulsion motor is connected with the propeller through a clutch and a speed reducer; both the electric generator and the propulsion motor are synchronous motors; and the propeller is an adjustable pitch propeller. The novel electric propulsion system effectively solves the problems of high investment cost, electric loss, severe harmonic pollution, difficult maintenance and high failure risk due to the adoption of a variable frequency technique by the electric propulsion system in the prior art and also solves the problems of high voltage drop in a system power grid and big torque born by a starting transient mechanical shaft due to the high starting transient current in the electric propulsion system in the prior art. The novel electric propulsion system has little investment, convenient installation and maintenance, a low running cost, high system reliability, low failure risk in a use process and a remarkable economic benefit.

The invention discloses an electro-hydraulic brake system driven by a motor for a vehicle. The electro-hydraulic brake system comprises a brake pedal, a pedal displacement sensor, a hydraulic sensor, a pedal simulator, a pedal push rod with two branches, an electric control unit, an electric control linear motion module, a brake main cylinder, a secondary main cylinder and an ABS (anti-lock braking system) / ESC (electronic stability control) module; one branch of the pedal push rod is abutted against the linear motion mechanism, and is positioned in the same axis as the piston of the brake main cylinder; the other branch of the pedal push rod is connected with the piston of the secondary main cylinder; the brake main cylinder sequentially comprises a front cavity, a first cavity and a second cavity for the brake main cylinder; the front cavity is connected with the secondary main cylinder and a liquid storage tank respectively through a decoupling valve and a liquid supply valve; the first cavity and the second cavity are connected with a vehicle wheel brake through the ABS / ESC module; the secondary main cylinder is connected with the liquid inlet of the pedal simulator. The electro-hydraulic brake system is used for recycling brake energy, improving system response time and accurately controlling hydraulic brake force, well feeds the braking force back to a driver, and realizes active control over hydraulic force and pedal force of the system.

System for repairing worn surfaces of steam turbine components and especially high pressure turbine rotors, are disclosed. These systems include depositing a first layer of weld metal on a worn surface of the component, whereby a heat-affected zone is created. A second layer of weld metal is then deposited over the first layer using a greater amount of heat to temper at least a portion of the heat-affected zone produced by the first layer. The preferred embodiments include the use of gas tungsten arc welding for providing fine-grain size and more creep resistance, especially in the weld and heat-affected zone. The resulting build-up can be machined, for example into a blade fastening to produce a component having properties equal to or better than the base-metal alloy. The invention also provides a longer lasting turbine system, including rotors which have serrated steeples that are more resistant to failure.

A hydraulic double-motor driving electronic hydraulic braking system comprises a braking pedal, a braking master cylinder, a secondary master cylinder, a liquid storage tank, a pedal displacement sensor, a hydraulic pressure sensor, an electronic control unit ECU, a first electronic control linear moving module and a second electronic control linear moving module for performing active control on hydraulic braking force and pedal force of the system, an electronic stability control module ESC for regulating the hydraulic braking force of each wheel cylinder, a tee joint for connecting hydraulic pipelines between the braking master cylinder and the inlet of the electronic stability control (ESC) module as well as between the secondary master cylinder and the inlet of the ESC module. According to the invention, the pedal force of a driver can be utilized for pressure establishing, the active control on the pedal force is realized while a pedal force simulator with a complex structure is omitted, braking pedal feel is ensured, the braking intention of the driver can be correctly reflected, the active control on hydraulic pressure is realized, the braking requirement of a vehicle is met, maximum braking energy recycling can be realized, the control is precise, and the response speed is high.

A squeeze-type juice extractor includes a base, a squeeze assembly installed on the base, and a feed assembly locked on the squeeze assembly. A drive member is disposed inside the base, a drive shaft is disposed at a top of the base. The drive member drives the drive shaft to rotate. The squeeze assembly includes a glass body, a mesh barrel fixedly installed in the glass body, and a screw rod located in the mesh barrel and connected to the drive shaft. A squeeze space is formed between the mesh barrel and the screw rod. An annular juice collection groove is formed at a bottom of the glass body and in communication with a juice outlet disposed on the glass body. An annular residue collection groove is formed at a bottom of the mesh barrel and in communication with a residue discharge passage disposed on the glass body.

A pitch drive system for a wind turbine is provided which comprises a regulation drive for regulating the pitch of a rotor blade of the wind turbine during normal operation, the regulation drive comprising at least one drive train, and an emergency drive for pitching the rotor blade in case of emergency, the emergency drive comprising at least one drive train, wherein the at least one drive train of the emergency drive is separate from the at least one drive train of the regulation drive.