530results about How to "Avoid carrying" patented technology

Selective laser solidification apparatus is described that includes a powder bed onto which a powder layer can be deposited and a gas flow unit for passing a flow of gas over the powder bed along a predefined gas flow direction. A laser scanning unit is provided for scanning a laser beam over the powder layer to selectively solidify at least part of the powder layer to form a required pattern. The required pattern is formed from a plurality of stripes or stripe segments that are formed by advancing the laser beam along the stripe or stripe segment in a stripe formation direction. The stripe formation direction is arranged so that it always at least partially opposes the predefined gas flow direction. A corresponding method is also described.

Disclosed is a method for assigning a user (10) to an elevator system (20) comprising a plurality of elevator cars (21,22,23) and a destination call control unit. According to said method, the user (10) issues a destination call to the destination call control unit (30) by means of a communication unit (30). The destination call control unit determines a group of elevator cars (21,22,23) in order to answer the destination call and communicates the group of elevator cars (21, 22) to the user (10) with the aid of the communication unit (30). The user (10) selects an elevator car (21) among the group of elevator cars (21,22) by means of the communication unit (30). Additionally, data for guiding the user (10) to the selected elevator car (21) is transmitted to the user (10) with the aid of the communication unit (30).

The invention discloses a digital certificate use method based on a block chain. The method comprises the following steps: receiving a digital certificate use application initiated by a client througha business background, and receiving biological feature information, submitted by the client, of application personnel; calling an identity authentication system to perform identity authentication onthe biological feature information; when the identity authentication is passed, confirming that the client acquires the digital certificate use permission, and calling a certificate service system toapply a digital certificate from a third-party mechanism, thereby enabling the certificate service system to provide digital signature or encryption service for the client by using the digital certificate, wherein the block chain storage system stores an electronic evidence related to the application use of the digital certificate. The invention further discloses a business processing system anda computer readable storage medium. The security and the convenience of the digital certificate use are improved, and the issuing cost and the use cost of the certificate are saved at the same time.

The invention discloses a wet-type electric precipitator and an electric precipitation desulfurization device comprising the same. The wet-type electric precipitator comprises anode plates, cathode rays, two cathode ray suspension frames, an insulator chamber and a cleaning water pipe, wherein multiple bending plates which extend along the vertical direction and are arranged in parallel are used as the anode plates; the multiple cathode rays are suspended between two adjacent bending plates and are bent in tendency the same as that of the bending plates; multiple barbs are fixed on each cathode ray at intervals; the two cathode ray suspension frames are respectively positioned above and below the anode plates and are used for fixing the top ends and bottom ends of the cathode rays; the insulator chamber is used for fixing the ends of the two cathode ray suspension frames; and the cleaning water pipe is arranged above the anode plates. The wet-type electric precipitator disclosed by the invention is used in the desulfurization device, is arranged between two-stage demisting layers in a desulfurization tower and is used for performing fine dust removal on flue gas subjected to primary demisting.

The invention discloses a bridge and tunnel damage non-contact detection system and a detection method, so as to solve the disadvantages in aspects such as low manual contact-type deflection measurement efficiency and no effective means in crack tracking measurement. A support is provided for intelligence of a bridge structure detection technology. The technical scheme is characterized by comprising a non-contact detector, a laser projection subsystem and a data processor for processing measured data and presenting a data processing result. An image acquisition and image processing mode is adopted to detect bridge and tunnel cracks and deflection.

A card with real time biological identification system consists of biological character collection and comparison unit for finalizing collection and comparison of biological characters, biological character storage unit for storing biological character information collected by said collection and comparison unit and function information originally existed on said card, result output unit for outputting result of status verification and power supply for supplying power onto above said units.

The invention relates to a food and beverage settlement device and a method based on face recognition. The device comprises a settlement bench and a base. The settlement bench is provided with a service plate region. The service plate region is used for placing the tableware embedded with an electronic tag. The electronic tag comprises the dishes information. The settlement bench is internally embedded with an RFID reader and a data processor. On the settlement bench, an operation touch screen and a user information display screen, which are oppositely arranged, are connected through a bracket. The user information display screen is embedded with a camera. The camera is connected with the data processor. The RFID reader is connected with the data processor. The data processor is connected with the user information display screen. According to the technical scheme of the settlement device, the camera and the user information display screen are integrated as one piece. In this way, a user can view a to-be-settled price displayed on the display screen, while the human face of the user can be grabbed at the same time. Meanwhile, the deliberate alignment operation with the camera is not required. After that, the to-be-settled price is deducted from an account corresponding to the grabbed human face of the user, so that the rapid recognition and the rapid settlement are realized.

The invention discloses an intelligent printing method. The method comprises following steps: a mobile terminal is used for sending order information to a server based on printing machine information and printing type information when printing machine information and printing type information to a to-be-printed file selected by a printing pre-view page displayed based on the mobile terminal; the mobile terminal is in network connection with a printing machine corresponding to the printing machine information when authorization information fed back by the server; and the mobile terminal sends a printing instruction including authorization information, the to-be-printed file and printing type information to the printing machine corresponding to printing machine information. The invention further discloses an intelligent printing system. Therefore, remote printing of the to-be-printed file is achieved so that a user does not need to carry the to-be-printed file or a to-be-copied file or a storage comprising files to a region where in the printing machine is located. Hence, convenience of file printing is improved.

The invention relates to a solid beverage having an assisted blood glucose lowering function, and a preparation method thereof, wherein the main function components are three or more than three materials selected from kelp or a kelp extract, potassium alginate (low molecular weight potassium alginate), common yam rhizome or a common yam rhizome extract, Chinese wolfberry or a Chinese wolfberry extract, radix puerariae or a radix puerariae extract, mulberry leaf or a mulberry leaf extract, a polygonatum odoratum extract, a bitter gourd extract, the leaf of cyclocarya paliurus and corn stigma, the auxiliary materials comprise one or more than one materials selected from inulin, resistant dextrin, bean powder, tea powder, pumpkin powder, soybean protein powder, barley leaf powder, oat fiber powder, konjac powder and citrus fiber powder, and the flavoring agent is one or a plurality of materials selected from stevioside, xylitol, fructo oligosaccharide, isomaltitol, sucralose, trehalose, matcha powder, and fruit and vegetable powder. The preparation method comprises: 1, crushing, and screening; 2, weighing; 3, carrying out mixing stirring, or carrying out stirring mixing and granulation; and 4, packaging. The solid beverage of the present invention has advantages of significant blood glucose lowering effect, good safety, and no side effect.

The invention relates to a radioactive liquid waste treatment device comprising a feeding device, a volume reducer of radioactive wastes, a tail gas and residual liquid treatment device and a conveyer. The feeding device, the tail gas and residual liquid treatment device and the conveyer are respectively connected with the volume reducer; the feeding device, the tail gas and residual liquid treatment device, the conveyer and the volume reducer are integrally arranged under a vacuum environment; the volume reducer comprises a macroscopic dehydration volume-reduction unit for macroscopically dehydrating and reducing volume of the radioactive liquid wastes and a heating-drying volume-reduction unit, and the heating-drying volume-reduction unit and the macroscopic dehydration volume-reductionunit for breaking the organization structure of the radioactive wastes are connected by a pipeline to form a seal system. A movable radioactive liquid waste treatment device disclosed by the invention has the advantages of little environment pollution, safe and reliable treatment process and reduced storage space, and reaches the state standard of effluent discharge.

A method for preparing amorphous calcium phosphate (ACP) and oral care composition containing ACP prepared by the same are disclosed, wherein the method comprises the following steps: (a) cleaning and pulverizing the oyster shells; (b) sintering the oyster shells to obtain a calcium-containing powder; (c) dissolving the calcium-containing powder in water to obtain a calcium-containing solution; and (d) mixing the calcium-containing solution with a other phosphate-containing solution, to produce amorphous calcium phosphate.

The method of the present invention not only can simplify the process and reduce the cost, but also can solve the problem of environment pollution resulting from wasted oyster shells. In addition, the ACP prepared in accordance with the method of the present invention further comprises some trace elements, such as strontium (Sr) and fluoride (F), which can improve dental health.

The invention provides an acellular dermal matrix guided tissue regeneration membrane material as well as a preparation method and application thereof, and relates to the technical field of medical biological materials. The preparation method provided by the invention comprises the following steps: pretreating, removing an epidermal layer, preparing a loose surface, stabilizing, performing the accellular treatment, washing, and sterilizing. A membrane material prepared by the method provided by the invention adopts fish skin as a raw material and has a three-dimensional space framework structure, and comprises a compact surface formed by a biological substrate membrane and a collagen loose surface formed by a dermal scaffold. By adopting the membrane material provided by the invention, therisk of the existing tissue restoration material in carrying and propagating the human-animal viruses can be avoided, the cell components can be completely removed, the immunogenicity is low, the clearance of the collagen fibers is increased, a corium layer structure is reserved, the tissue compatibility is good, the mechanical shielding effect is good, and the generation of new bones can be facilitated; and when used for restoring and treating the bone deficiency of an oral implantation operation, the material is digestible, and the second operation and the injury of the membrane material topatients can be effectively avoided.

A footwear article having a cartridge enclosing a fluid, the cartridge including a cartridge inlet and a cartridge outlet, and a fluid circulation system for circulating the fluid into the cartridge inlet and out of the cartridge outlet. The fluid circulation system may include a pump having a pump inlet in fluid communication with the cartridge outlet and a pump outlet in fluid communication with the cartridge inlet. Preferably, the cartridge further encloses particulate matter suspendable in the fluid. The pump may be a bellows pump. The cartridge is preferably interchangeable and can be attached and detached from the footwear article.

The invention discloses an efficient gas-liquid separator, wherein a charge port is arranged at the front end of a shell, a gas outlet is arranged above the rear section of the shell, a sewage outlet is arranged below the middle of the shell, and a liquid outlet is arranged below the rear end of the shell; an upper part in the shell is a gas-phase area, and a lower part in the shell is a liquid-phase area; a pre-separator, a first-layer blade-type filler, a second-layer blade-type filler, and a screen demister are sequentially arranged in the gas-phase area in the shell from a front end to a rear end, and a separation plate is arranged on the rear section of the liquid-phase area; and the pre-separator comprises a gas guide tube, a cover plate, a swirl tube, a circular-table separation plate, and a liquid guide groove. The efficient gas-liquid separator disclosed by the invention has the following advantages: an oil-gas mixed charging material sequentially passes through the pre-separator, the first-layer blade-type filler, the second-layer blade-type filler, and the screen demister, so that liquid drops with various grain diameters in the gas can be effectively separated. Under the same treatment capacity, the length of the efficient gas-liquid separator is reduced by 20-30% compared with that of the existing separator, thus lightening the weight of the separator, and reducing the manufacturing and transportation costs.

The invention discloses a seedling culture technology of sweet potatoes. The seedling culture technology is characterized by comprising the following steps of: selecting potato blocks with proper size, order, infirmity, no diseases and pests and no wound as seeds about 100 days before interposing; seeding and culturing the seedlings on a seed bed; covering plastic films; carrying provisonal planting and seedling breeding when the length of potato seedlings of the potato blocks reaches 25-30 cm; pinching, topping and promoting branching when the section number of provisonal planting seedlings reaches 6-10 nodes; faintly fertilizing rapid-effect nitrogen fertilizer for culturing tender seedlings and strengthening the seedlings 5-8 days before planting; shearing and picking a first section of tender sound seedlings as planting seedlings when the length of the potato seedlings reaches 25-30 cm; leaving a plurality of branches within 5 cm during shearing the seedlings to promote the seedlings to spout again; and in this way, circularly shearing the seedlings. The invention solves the problems of low yield and poor quality of the traditional sweet potato seedling culture mode and is applicable for high-yield seedling culture of colorful sweet potatoes.

An apparatus for conditioning an aqueous urea solution for injection in an engine exhaust treatment system, includes a urea solution conditioning tank having an inlet to receive an unconditioned urea solution and an outlet to deliver conditioned urea solution to an injection system, a sensor generating a signal indicating a concentration of urea in the tank, a heater for heating the urea solution in the tank and, an evaporation device for lowering the vapor pressure in the tank to remove evaporated water vapor from the tank.

The invention belongs to the fields of metal materials and metallurgy, aims to solve the problems that impurities of alloy are hard to separate, ingredients are nonuniform, the utilization rate of rare earth element is low, precipitated rare earth phases are nonuniform, the segregation is more, and effects for the quality is great by adopting the manner that alloying, rare earth process, and casting are conducted in a pot during a conventional manufacturing technology process, and provides a manufacturing technology for rare earth-magnesium alloy. According to the manufacturing technology, conducting adding, refining, and degassing with hexachloroethane degassing agent of alloy element in a melting pot; and pouring into a second pot after standing for 30 min, adding rare earth, and standing and casing. A manufactured bar material has uniform and stable metallographic structure and clear crystal boundary; the product is without pore, shrinkage cavity and cold shut, and the surface is smooth and without rugosity; the purity, ingredients, and equilibrium of physical properties of the product are guaranteed, the grain size of the alloy is refined, very stable dispersed phase is precipitated, and the rigidity and the decay resistance of texture are improved; therefore, product performances are allowed to be superior to an ordinary alloy standard.

When a recording medium is inserted into an insertion part, a locking part of a pull-in member locks a concave part of the recording medium because a pressed part is pressed to move a moving member. Simultaneously, a first switching member is switched, and a cam member rotates to move a power transmission means into the inside of an apparatus (Y1-direction). Thereby, since the moving member having the pull-in member mounted thereon also moves, the recording medium can be carried into the inside of the apparatus. If the recording medium is abnormally orientated, the locking part can lock the concave part. Therefore, the recording medium can be prevented from being carried into the inside of the apparatus.

The invention relates to a double factor network identity authentication method based on U-disk and dynamic differential password and a system thereof, which have the characteristics of high safety, good universality and easy operation and can be applied in the fields of banks, securities, network games, electronic commerce and the like. The method comprises the following steps of: before application, preparing a U-disk and binding an user account and the chosen U-disk; during application, opening a login interface first and then inputting a user name; then transmitting a random prompt code to a user by a server and then inputting differential passwords according to the content of the prompt code; inserting the U-disk used for authentication; submitting an enciphered message to the server by the user for authentication; confirming the user identity if the authentication is passed, and then using the network service; and prompting the user to be authorized again if the authentication is failed. The system comprises the U-disk, a user computer, a network server and a database server, wherein the U-disk is inserted in the user computer, and the network server comprises an identity authentication component.