1769results about How to "Work less" patented technology

Apparatus and methods for endoscope assemblies having working channels with reduced bending and stretching resistance are disclosed. In one embodiment, an endoscope assembly includes a sheath having a body portion adapted to at least partially encapsulate an endoscopic insertion tube, and a working channel attached to the body portion and extending along at least a portion of the body portion. The working channel includes a component for reducing the resistance of the assembly to bending and stretching. In alternate aspects, the working channel may include a cut, a gap, a sliding portion, or an expansion section. Endoscope assemblies having a working channel in accordance with the invention advantageously reduce the articulation and stretching resistance of the assembly during articulation of the endoscope assembly. Also, because the axial forces (tension and compression) within the working channel are reduced, the working channel can be fabricated out of a relatively hard, inelastic material, thereby reducing the friction within the working channel and improving the physician's ability to perform a medical procedure.

The security keys in the mobile terminals and access points of a wireless local area network (WLAN) are created, utilized and managed for a communication session between a mobile terminal and access point. Both the WLAN link level security protection and IP security functions of the network use the same Internet Key Exchange (IKE) key management protocol and use certificates in the same certificate hierarchy. When the mobile terminals associates with the network, it uses the IKE protocol with private keys and certificates to generate WLAN link level keys with the access point and provide mutual authentication.

A tapered fiber optic distribution cable that includes a plurality of drop cables (2) having at least one predetermined breakout location where a drop cable is withdrawn from the tapered distribution cable. The drop cables are bound together to form the tapered fiber optic distribution cable by binding members (5) or helical winding. Each drop cable (2) contains a plurality of optical fibers which may be reconnectorized according to a user's preferences.

A user PC reads security information regarding itself, and acquires a profile including security information in a profile acquisition/output unit, the profile being created in an administrator's PC administering the setting of an access point. The security information included in the profile and the read information are compared with each other, and when both coincide, a setting of wireless communications is performed by a communication setting unit by use of the profile. Furthermore, status of a validity period and the like, when the wireless communications are set by use of the profile, are monitored by a status monitoring processing unit. When it is judged necessary to update the profile based on the monitored status, a profile including an update request is created by a data update processing unit, and the created profile is sent out to the administrator's PC.

A device to compress the limb of a living being comprising a user interface, a programmable logic controller, a power source, a source of fluidic pressure, valves with ports in fluidic connection with the source of fluidic pressure, other valves, and a first and second inflatable bladders, wherein the programmable logic controller is programmed to cause the repeating sequence of inflating the first inflatable bladder by manipulating the ports of the valves, after a first preset period of time, deflating the first inflatable bladder and allowing the pressure within the first inflatable bladder to inflate partially the second inflatable bladder by manipulating the ports of the valves. The source of fluidic pressure can be a self-contained pump, a connection to fluidic pressure in a health care facility, or a pressurized canister. The power source can be a battery. The device has means to extend the life of the power source.

The invention relates to a leakage source detecting device based on infrared thermal imaging processing, and the leakage source detecting device comprises an infrared thermal imaging camera and a microprocessor, wherein the microprocessor is used for analyzing, processing and judging damage conditions, leakage points, leakage zones and leakage degrees of walls of buildings or containers according to the thermal images, shot by infrared thermal imaging camera, of the walls or containers and relative input information, and the infrared thermal imaging camera is used for scanning a preprocessed detected object so as to obtain the temperature distribution information of the surfaces of the walls or the containers. The software of the microprocessor mainly comprises an infrared thermal imaging acquiring unit, an infrared thermal imaging preprocessing unit and a leakage quantitative detecting unit, and the software of the microprocessor analyzes the temperature field to the object to be detected through a digital image processing technology to judge whether the object to be detected has the defect of leakage or not. The leakage source detecting device provided by the invention can be used for not only rapidly detecting the existing of the leakage defect, but can also accurately detecting the leakage zone and degree and the influence scope. The leakage source detecting device provided by the invention provides an assessment method for leakage defects.

Provided is a plant cultivation device that improves cultivation efficiency and usability. A plant cultivation device comprises: a rack unit provided with cultivation racks on which cultivation units accommodating plants are stored as culture medium units; and a conveying device which moves along a horizontal movement path defined by a guide rail, and performs transport of the culture medium units and loading/unloading of the culture medium units to/from the cultivation racks. Multiple cultivation racks constitute a cultivation rack row, in which the cultivation racks are arranged at multiple levels in an up-down direction. The rack unit comprises: a cultivation storage constituted of multiple cultivation rack rows; and a loading/unloading station having a stock rack row, in which the holding frames of cultivation units not accommodating plants are stored as empty units. The transport device performs loading/unloading of the holding frames to/from the stock rack row.

A hybrid powertrain and method for operating same in which the operation of the engine is modified to effect an improvement in the fuel economy and/or emissions performance of the hybrid powertrain. In one embodiment, the battery of the powertrain is employed to provide auxiliary heat to an engine aftertreatment system to thereby improve the effectiveness of the aftertreatment system. In another embodiment, various components of the engine, such as a water pump, are wholly or partly operated by electric motors that receive power from the battery of the powertrain. In another embodiment, engine braking can be employed in situations where regenerative braking does not provide sufficient braking torque. In a further embodiment, the engine valves may be selectively opened to reduce pumping losses associated with the back-driving of the engine.

The invention provides a terahertz radiation detector. The terahertz radiation detector comprises a terahertz sensitive structure and a substrate chip including a reading circuit, wherein the terahertz sensitive structure comprises a terahertz absorption structure, a heat conversion layer and a protection layer, when passive/active terahertz waves are focused on the terahertz sensitive structure through a terahertz object lens, absorbed energy is converted into heat energy through the terahertz absorption structure, the heat energy is converted into an electric signal through the heat conversion layer, and the electric signal is read through the reading circuit on the substrate chip. According to the terahertz radiation detector, a terahertz micro-bolometer micro-bolometer operates under a non-refrigeration environment, single point detection can be carried out, terahertz imaging can further be realized through a focal plane array.

The invention discloses an all-solid-state lithium battery with a gradient structure and a preparation method thereof. The all-solid-state lithium battery comprises a cathode with a gradient structure layer, a solid electrolyte layer, and a metal anode or an anode with a gradient structure layer; the preparation method comprises the following steps: preparing cathode slurries with different component concentrations or particle sizes or molecular weights, coating a collector electrode with the cathode slurries according to the component concentration gradient or particle size gradient or molecular weight gradient to prepare an electrode layer, coating the electrode layer with the solid electrolyte layer, finally attaching the metal anode, or preparing anode slurries with different component concentrations or particle sizes or molecular weights, coating the electrolyte layer with the anode slurries according to an opposite concentration gradient or particle size gradient or molecular weight gradient based on the preparation method of the cathode electrode layer, and finally attaching a collector electrode to obtain the all-solid-state lithium battery with a gradient structure; the preparation method is simple, and the prepared all-solid-state lithium battery is stable in large-rate charge and discharge, and can work normally at large current.

The invention provides a baseline updating method. The baseline updating method includes: detecting a first frame capacitance value; setting a baseline according to the first frame capacitance value; detecting a current capacitance value of a touch screen, and calculating a difference value between the capacitance value and the baseline; when the difference value between the capacitance value and the baseline is smaller than a negative noise threshold, starting a first timer for timing; if the difference values within a first time range are smaller than the negative noise threshold, updating the baseline according to the capacitance value to activate an extreme value recovery function of the baseline; judging whether the touch screen is touched or not according to the difference value between the current capacitance value and the updated baseline; and if judgment shows that the touch screen is touched, deactivating the extreme value recovery function of the baseline to enable the baseline not to be updated when the difference value between the current capacitance value and the updated baseline is smaller than the negative noise threshold again. By the aid of the baseline updating method in the embodiment, the touch screen is applicable to various operating environments while the operating speed of the touch screen is unaffected, and a certain waterproof effect can be achieved.

A corporeal drainage system including a fluid receptacle. The fluid receptacle in one embodiment is disposable and may be manipulated to generate a negative fluid pressure. The fluid receptacle in another embodiment is reusable and includes features to enable the insertion of a disposable bag therein. A pump may be integral to the fluid receptacle, the pump including a pair of unidirectional check valves. A catheter connection system is described, which facilitates connection between a fluid flow conduit and an implanted catheter. Methods of producing active and passive siphon systems are also disclosed.

The invention provides a method and system for data synchronization of relational heterogeneous databases. The method includes the steps that a synchronization table file, a key word information table and a statement calling table configured by a user in advance are acquired; an archive log file generated by a source database is acquired in real time; the archive log file is analyzed and converted into standard SQL statements; a subsequent log file generated by the source database is acquired in real time; the standard SQL statements are transmitted to a target database according to the subsequent log file. According to the method and system for data synchronization of the relational heterogeneous databases, an independent server is used for connecting the source database and the target database, the archive log file generated by reading the source database is adopted and converted to the standard SQL statements to be transmitted to the target database after being analyzed, and finally the SQL statements are made to run on the target database to achieve data synchronization. A synchronization mechanism is provided for data of the heterogeneous databases, system overhead and program maintenance work are reduced, and meanwhile timeliness of data synchronization is greatly improved.

An azimuth processing device is designed for outputting azimuth data based on measurement data sequentially output from a compass sensor. In the device, an accumulation section selectively accumulates substantially new pieces of the measurement data. An offset data updating section updates offset data of the compass sensor based on plural pieces of the measurement data accumulated by said accumulation section. An azimuth data output section outputs the azimuth data based on substantially newest measurement data and the offset data.

The invention discloses a biostimulation method for remediation of oil-polluted soil. In the method, on the premise of not adding an oil pollutant biodegrading bacterial agent, a soil conditioner is added to improve the soil environment, reduce soil stickiness, increase the soil permeability, adjust the water-retaining capacity of the soil, adjust inorganic and organic nutrients necessary for local microbe growth, maintain the pH value of the soil close to neutrality, promote oil pollutant degrading microbes in the soil to grow and propagate, and improve the oil pollutant degrading efficiency of the local microbes; by planting plants, the microenvironment of the soil near root systems of the plants is improved, the plants secrete organics with low molecular weight such as amino acid to the root systems so as to stimulate the massive propagation of the local microbes and indirectly promote oil pollutant degradation by the microbes of the root systems; and the biostimulation method has the advantages of accelerating the remediation of the oil-polluted soil and restoring the original state of the soil.

A contact device has a first yoke having a substantially U-shape, a second yoke bridged over both ends of the first yoke, a spool wound with a coil disposed between the first yoke and the second yoke, a movable iron core inserted into a center hole of the spool in a reciprocating manner, and a contact mechanism unit formed above the second yoke driven with a drive shaft having a lower end fixed to the movable iron core, which reciprocates based on excitation and demagnetization of the coil, and an upper end projecting out from an upper surface of the second yoke. An insertion hole communicating to the center hole of the spool and through which the movable iron core reciprocates is formed in the first yoke. An annular auxiliary yoke including an insertion hole communicating to the insertion hole of the first yoke and through which the movable iron core reciprocates is provided at a lower surface of the first yoke.

An apparatus and method for providing maintenance of sensor and control systems is provided. A maintenance device coupled to a controller via a network backs up program-related information from the controller to a database via the network. The maintenance device determines when a malfunction occurs in the controller or a controller is replaced, and automatically restores backed up program-related information to the controller.

A sprayable polymeric material and a process for preparing the material which contains a fibrous material, dispersed throughout the polymeric material. A restriction free spray nozzle is provided for mixing and spraying the polymeric material having a fibrous material, the nozzle having a restriction free check valve. A reinforced structure, and a method of making the structure are provided, the structure having layers of the polymeric material (both film and foam) containing the fibrous material. A flexible liner is provided of a porous geotextile fabric and a polyurethane composition comprising the fibrous material sprayed over the geotextile fabric.

The shaft seal structure is based on a leaf seal that includes springs, disposed between the stator blades and the leaf seal ring, to force the leaf seal ring away from the rotation shaft, and pressure guiding grooves for guiding the fluid pressure, through a boundary of planar plates, to a space between the outer peripheral surface of the leaf seal ring and the inner peripheral surface of the stator blade. Also, a turbine may be provided with the leaf seal so as to reduce gas leakage from the high-pressure-region to the low-pressure-region as well as to control the frictional wear between the planar plates and the rotation shaft.

A bale set-down system and method for setting down bales from an agricultural baling press onto a field includes placing down of at least one bale on a ground, and setting down at least one another bale in a direct vicinity of the first mentioned bale that has already been placed on the ground.

To reliably process a card such as a credit card to acquire accurate card information in accordance with the present invention without lowering job productivity, magnetic data is read from the card and in the same operation the front of the card is scanned to secure an image of data information such as the card number. The resulting image data is stored in memory. A control unit in conjunction with a reading evaluator such as a computer determines if the magnetic data has been successfully read or not. If reading the magnetic data is not successful, an OCR unit extracts the card number from the card by OCR processing of the scanned image data. The card number extracted by the OCR unit is then used for a card C authorization check.

The present invention provides a channel quality feedback method and user terminals and a system including a base station and user terminals. The base station also includes a sub-carrier dividing module for dividing the whole frequency band into N sub-bands (N is a positive integral bigger than 1), and a major-minor sub-band allocating module for allocating the main frequency sub-band and the minor frequency sub-band to each cell for communication; the base station communicates with the user terminals according the sub-band division and the allocating information and the base station also includes a determining module of the sub-band using for determining that the user terminal uses at least one of the main frequency sub-band and the minor frequency sub-band; the user terminal also includes a sub-band using information generating module for generating the sub-band using information of the corresponding user terminal and transmitting the information to the a channel quality feedback module for sending back the channel quality information to the base stations according to the sub-band using information.

The method is implemented through mutual exchange and mutual control of timing reference between two neighboring nodes. For scheduling, several neighboring time frames composes super frame, and a time signal domain is added into each time frame. Each node in the time signal domain of a certain time frame periodically transmits time signal to indicate its timing reference. Meanwhile in each super frame , each node also needs to receive the time signal of other nodes from which the timing reference is extracted. Based on the timing references, the timing reference of local node is adjusted. Then the node sends the time signal based on the adjusted timing reference.

A synchronous motor includes a stator, a rotor and permanent magnets. The rotor includes a rotor iron core and rotatable relative to the stator, a plurality of conductor bars accommodated within corresponding slots in the rotor iron core. The conductor bars have their opposite ends shortcircuited by respective shortcircuit rings to form a starter cage conductor. The rotor also has a plurality of magnet retaining slots defined therein at a location on an inner side of the conductor bars, in which hole permanent magnets are embedded.

When a microphone array apparatus sound-picks up voice in a prescribed sound volume or higher, which is output from a sound source, and sends voice data on the voice to voice processing apparatus, a sound source direction detection unit causes sound source marks, each of which indicates a directivity direction, to be displayed on a display, and urges a user to make a selection among the sound source marks and to input camera information. A voice processing apparatus transmits the camera information that is input, and the directivity direction, to the microphone array apparatus. The microphone array apparatus stores the camera information and the directivity direction, as a preset information table, in a storage unit. Accordingly, where a positional relationship between the camera and the microphone array is unclear, directionality is formed in a determined image capture position, and voice in the predetermined image capture position is output clearly.

The invention discloses a control method for an electronic expansion valve in an air-cooled cold and hot water air conditioning unit. The control method includes the steps that when the electronic expansion valve is powered on and started, a self-check program of the electronic expansion valve is started, and the electronic expansion valve is initialized and then gets into a standby state; when the electronic expansion valve operates, the external environment temperature of equipment where the electronic expansion valve is located is obtained in real time, and the opening degree of the electronic expansion valve in the operating state is adjusted in real time according to the external environment temperature; and when the electronic expansion valve stops operating and is kept powered on, the opening degree of the electronic expansion valve is reset to the opening degree in the standby state. The invention further discloses a control device for the electronic expansion valve, the air-cooled cold and hot water air conditioning unit and a control method thereof. Through specific initializing effect of the electronic expansion valve, normal operation of the electronic expansion valve is ensured, so that the problem that the span of opening degree adjustment in operation of the electronic expansion valve is too large is solved, and the stability and working performance of the equipment where the electronic expansion valve is located are improved effectively.

A machine for cleaning the inner wall of a barrel comprises a machine frame, a barrel inlet conveying chain, a barrel outlet conveying chain, a barrel clamping device, a barrel fixing rotary device, a high-pressure cleaning device and an operation control box, wherein the high-pressure cleaning device comprises a cleaning solution feeding device, a jet head and a pneumatic vertical lifting mechanism; the jet head is communicated with the cleaning solution feeding device through a liquid transport tube; the pneumatic vertical lifting mechanism is mounted on the machine frame and used for driving the jet head to move up and down vertically; at least three nozzles, which form different angles with the horizontal plane, are arranged on the jet head. According to the machine, the inner wall of the barrel of barreled water can be cleaned in an up-down 360 degrees' rotating isopiestic pressure cutting manner, so that each part of the inner wall of the barrel can be cleaned with high-pressure water proportionably, the effect of flushing the inner wall of the barrel completely is achieved effectively, the cleaning quality of the inner wall of the barrel is guaranteed, and the service life of the jet head is prolonged. The machine has the advantages that the structure is reliable; the running is stable; the cleaning efficiency is high; occupied production space is less; the labor cost, manufacture cost and running cost are low.

The invention discloses a rotary annular-seam spray nozzle comprising a core seat, a rotary core and a rotary annular-seam spray hole, wherein a core cavity is arranged in the core seat, an inlet and an outlet which are communicated with the core cavity are arranged on the core seat, a core seat inlet is communicated with a pressure flow source, the rotary core can be sleeved into the core cavity in positioning and rotating modes and is concentric with the core cavity, a rotation-promoting flow path is arranged on the rotary core or/and the wall of the core cavity in order to mutually rotate the rotary core and the core cavity by using flow power, one end of the rotary core is penetrated into the core seat outlet, and the penetrating end forms the rotary annular-seam spray hole with the inner wall of the core seat outlet. The cross section of the spray hole of the rotary annular-seam spray nozzle is an annular seam, the annular seam and a diameter can be set to respectively and conveniently control the fineness and the flow of pressure spray and make liquid drop sizes more evenly and finely distributed. The rotary annular-seam spray nozzle has a self-cleaning function, is not easy to block and is in a self-closing dust-resisting type; the rotary annular-seam spray nozzle is arranged on a spray head body or the core seat of the rotary annular-seam spray nozzle is connected with the spray head body, the spray head body is communicated with the pressure flow source, and therefore, the spray device with the rotary annular-seam spray nozzle can be formed.

The invention discloses an iron and steel enterprise in-coming logistics management system based on internet of things and an achievement method. The system comprises a purchase order management module used for managing orders, a forecast management module used for generating corresponding metering and quality information according to the orders, a fitting management module used for information matching, verifying and card writing before an automobile is purchased, an in-coming quality management module used for building an information safeguard system, monitoring the whole process of inspection of in-coming goods of an iron and steel enterprise and encoding information bar codes, a port management module used for finishing interaction and data exchange of the in-coming logistics management system and other systems, a remote metering sub-system module used for a weighing apparatus of in-coming and out-going goods and building a remote metering system combining unmanned operation metering and remote metering, and a settlement platform system used for settlement of in-coming raw materials, fuel and auxiliary materials, alloy and the like with a supplier. Comprehensive and closed-loop tracking management is carried out on the in-coming goods through the management modules, logistic cost is reduced, and economic benefits of the enterprise are improved.

In one example, we describe a method, system, and infrastructure for dealing with lane-level matching problem, and provide different methods of estimating position corrections, position and map matched confidence, self-correcting map matching (i.e., Map Matching Algorithm (at lane-level)), and turning and lane change events. On the top of the described algorithms, the V2V data, when available, can be used to help the entire discussed algorithm steps. If the relative GPS accuracy between the host vehicle and the remote vehicles in the proximity of the host vehicle is enough to separate vehicle in lane, and there are enough vehicles to exist in all lanes of interest, then it becomes an easier job to determine which lane the host vehicle is in, and this can reflect very positively on all the above algorithm steps.