520results about How to "Good protection" patented technology

To provide a power steering system for an all-terrain vehicle in which a control unit can be favorably protected from water, mud or the like coming from the ground surface at the time of operating of the vehicle on rough terrain or the like. In a power steering system for a saddle ride type four-wheel vehicle in which a rotary shaft of a power assist motor is disposed at right angles to a steering shaft and is inclined so that its upper portion is located on the rear side, a control unit for controlling the power assist motor is disposed on the upper side relative to a meshed portion between the power assist motor and the steering shaft.

The invention relates to the generation of error correction data for available data packets 53 and to the reconstruction of missing data packets based on available data packets and available error correction data. In order to enable an efficient error correction, the data packets 53 are distributed at an encoding end to at least one block of data symbols 54, each data symbol 54 being of equal size (steps 403,404). Then all data symbols 54 of a respective block are used in an encoding operation for forming a respective one of at least one error correction symbol 56 for this block (step 405). At a decoding end, received data packets 83 are distributed again to a block of data symbols 84 and missing data packets are reconstructed based on these data symbols 84 and on error correction symbols 86 associated to the block.

A diagnostic interface architecture for a memory device supports in one aspect one or more dynamically reconfigurable functional interconnects normally utilized in connection with reading data from the memory device and/or writing data to the memory device. The dynamically reconfigurable functional interconnects are capable of being configured to operate in either functional or diagnostic modes, whereby in the diagnostic mode, such interconnects may be used to communicate diagnostic information to support one or more diagnostic operations. The diagnostic interface architecture may also support multiple diagnostic interfaces in a given memory device, with at least one such diagnostic interface being capable of being selectively enabled in response to a failure in another diagnostic interface.

The present invention provides a method for preventing computer virus. Said method includes the following steps: creating original information file containing appliction program file information which is not infected by virus; when said application programfile makes a request for operation, extracting information of said application program file to generate new information file; comparing new information file with old information file, according to compared result controlling operation of said application program file. Said invention also provides a device for implementing said method, and said device includes control device, detection device and information generation device.

Consolidated, layered composites having high penetration resistance to both bullets and fragments are described. The composites comprise, in order, a first non-woven fabric comprising one or a plurality of unidirectionally oriented high tenacity fibrous layers, a felt material comprising high tenacity felt fibers, and a second non-woven fabric comprising one or a plurality of unidirectionally oriented high tenacity fibrous layers. The non-woven fabrics and intermediate felt material are consolidated at facing lateral surfaces.

A transponder label includes an antenna coil, a semiconductor chip, and a single layer film, which acts both as a carrier film and as a shield against the induction of counter magnetic fields in the metallic base layer. The semiconductor chip acts both as a capacitor element of the transponder resonant circuit and as a memory component. The film is a flexible matrix including embedded ferrite particles, which give the film soft magnetic characteristics. The permeability value of the film is adapted to its thickness and the material of the base layer, the value being higher for a reduced thickness. The resonant frequency of the transponder resonant circuit formed from the antenna coil and semiconductor chip lies within a narrow target frequency range, once the label has adhered.

The invention provides a rapid synthesis method of a cyclodextrin-metal organic framework material, and concretely provides a method for rapidly synthesizing a cyclodextrin (CD)-based cyclodextrin-metal organic framework (CD-MOFs) material by using a solvothermal volatilization/solvothermal/microwave/ultrasonic wave assisting technology. The method comprises the following steps: preparing an aqueous solution of metal salt and cyclodextrin, and adding a part of an organic solvent in advance; carrying out the solvothermal volatilization/solvothermal/microwave/ultrasonic wave assisting technology to rapidly react reactants; and taking the obtained supernatant after the reaction is carried out for a certain time, and adding a dimension regulator in order to obtain the cyclodextrin-metal organic framework material. The method has the advantages of fastness, simplicity, safety, high yield, cheap and easily available raw materials and solvents, facilitation of industrial production, and wide application prospect of the obtained CD-MOFs in the fields of catalysis, adsorption, drug carriers and the construction of nanometer devices.

A combined garment and safety harness is disclosed that comprises a garment portion and a harness portion. The garment portion comprises a back torso portion and a front torso portion and has left and right arm openings, left and right leg openings, and a neck opening. Additionally, the harness portion comprises a webbing and an attachment member that are secured to each other. The webbing comprises a plurality of interconnected strap members and forms a closed loop around and adjacent the left leg opening of the garment portion and a separate closed loop around and adjacent the right leg opening. The webbing is secured to the garment portion. At least a portion of harness portion extends through the back torso portion of the garment portion.

The invention discloses a slope protecting method based on a slope with a soil layer as the upper part and a rock layer as the lower part, wherein the upper part of the slope is the soil layer and the lower part of the slope is the rock layer. The slope protecting method includes the following steps that, 101, cleaning the slope: cleaning the miscellaneous articles away from the surface of the slope so as to level the surface of the slope; 102, carrying out basic construction on the slope; 103, piling up ecological bags on the surface of the rock layer of the slope; 104, hanging a net on the soil layer of the slope; and 105 duster-sowing plant seeds on the surfaces of the soil layer and the rock layer of the slope for protection. As the rock layer at the lower part of the slope adopts the ecological bags for protection and the soil layer at the upper part of the slope adopts the net hanging and duster-sowing for protection, and the advantages of the two slope protecting methods are integrated, the purposes of excellent protecting effect, greening, attractive appearance, excellent economical benefits are achieved at the same time.

The invention relates to a water-based airplane surface cleaning agent, which is prepared by uniformly mixing the following components in percentage by weight: 21 to 30 percent of degradable surfactant, 5 to 7 percent of metal corrosion inhibitor, 0.3 to 2 percent of pH regulating agent, 1.7 to 5 percent of stabilizer, and the balance of deionized water. A preparation method comprises the following steps: (1) weighing the pH regulating agent, the degradable surfactant, the metal corrosion inhibitor, the stabilizer and the deionized water according to the ratio of weight percent; (2) adding the pH regulating agent, the metal corrosion inhibitor, the degradable surfactant and the stabilizer into the deionized water at the room temperature of between 23 and 25 DEG C; and (3) stirring the liquid at constant speed of 60 to 80r/min for 20 to 40 minutes to ensure that no bubble is generated in the liquid to prepare the cleaning agent after uniform mixing. The invention has scientific and reasonable formula and simple process without special equipment, and the cleaning agent has the advantages of strong cleaning capability, short cleaning time, low cost, high efficiency and is safe and reliable for use.

The invention discloses a method for preparing a thermoplastic fiber-hybrid woven composite and is characterized by comprising the following three steps: preparing thermoplastic fasciated yarns, weaving a pre-manufactured composite and molding the woven composite, wherein the thermoplastic wrapping yarns consist of strengthened fibers and thermoplastic resin fibers which are mixed according to the volume by adopting a fiber wrapping technology, the thermoplastic fibers are 40 to 80 volume percent and the strengthened fibers are 20 to 60 volume percent; and then the thermoplastic resin fibers are uniformly covered on the strengthened fibers to form the thermoplastic wrapping yarns. The thermoplastic composite is a big trend in the further composite development and has a bright development prospect.

The invention relates to an optical cable foaming packing gasket granule and a manufacturing method thereof; the mixture ratio of the materials and the weight parts are: 50-60 parts of low density and high pressure polyethylene, 15-25 parts of high density and low pressure polyethylene, 10-30 parts of polypropylene, 0.5-1.5 parts of Tissuemat E, 0.5-1.5 parts of stearic acid, 0.4-1.2 parts of calcium stearate and 0.4-1.2 parts of four pentaerythritol fat which are prepared by heating kneading, extrusion, cooling, drying and grain-sized dicing. The granule has the density of 0.944 plus or minus 0.015g/cm<3>, tensile-strength of being more than or equal to 20MPa, the elongation of break of being more than or equal to 580 percent, the electric volume resistivity of being more than or equal to 1.0 multiplied by 10 <13> Omega m, the oxidation induced period of being more than or equal to 30 min, the solution moving speed of being less than or equal to 2.0g/10min and moisture of being less than or equal to 0.08 percent. The granule is prepared by three steps of mixing and kneading of material, fusing and extruding strip formation of the kneaded objects and cooling and grain-sized dicing of the strip, is exclusively used for preparing the material of optical cable foaming packing gasket, and has the advantages of light weight, saving material, being applicable to foaming and joint connection with PBT plastic, and the like.

A rollable structure for suspending a heavy radiation protective garment so as to allow easy movement in a clinical environment subject to exposure to x-radiation. The structure comprises a vertically extending frame that is attachable to a user, and that permits the user to move freely around the clinical environment and to perform clinical duties without having to bear the weight of the shielding garment. The frame is vertically adjustable, and supports upper shield support surfaces for supporting the shoulder portions of a radiation protection apron. The upper support surfaces extend outwardly from the vertical frame. A rollable lower support frame for the vertical support frame is provided that includes a first lower frame extending forwardly from the vertically extending frame. A second lower frame for supporting the vertically extending frame is located at a position other than forwardly of the vertically extending frame. A pair of casters is provided at the lower end of each of the lower frames. A midbody attachment is provided for securing a flexible belt between the vertically extending framework and the use to allow the user to walk with the framework without the use of his hands.

The invention discloses magnesium alloy surface zinc-calcium series phosphating solution and a conversion treatment process thereof; the magnesium alloy surface phosphating solution is aqueous solution formed by the following constituents, namely, every liter solution contains: 10-30g of disodium hydrogen phosphate, 4-6g of zinc nitrate, 2-4g of sodium nitrite, s0.5-2g of sodium fluoride, and 0.-2g of calcium nitrate; the process for carrying out surface conversion treatment to the phosphating solution comprises the following process flows: alkaline washing and degreasing->rinsing->acidity activation->rinsing->surface activation->rinsing->phosphating->rinsing->drying; the working temperature is 40-70 DEG C, and the time is 5-60 minutes. The conversion treatment process can obtain phosphateconversion coating on the surface of the magnesium alloy, wherein the conversion coating has good protectiveness, is fine and uniform and stable, and has strong adhesive force, and can improve the corrosion-resisting property of magnesium alloy parts; the conversion treatment process is stable and easy to control, and has low cost.

The invention discloses a method for preparing triiron tetraoxide nanometer particles. A hyperbranched polymer is hydrophobically modified by fatty acyl chloride to prepare an amphiphilic hyperbranched polymer; and the highly dispersed triiron tetraoxide nanometer particles are prepared via a water/organic one-step solvothermal method by virtue of the micelle self-assembly effect of the amphiphilic hyperbranched polymer as a protective agent in a solution, the average particle size of the triiron tetraoxide nanometer particles is 8nm-35nm; the surfaces of the triiron tetraoxide nanometer particles are amphiphilically modified by virtue of encapsulation and dispersion effects of the amphiphilic hyperbranched polymer on the triiron tetraoxide nanometer particles, so that triiron tetraoxide nanometer particles are dispersed and stably exist in solvents with different degrees of polarity, at the same time, a plurality of active groups are given on the surface of the particles, the active groups provide possible sites for the secondary functionalization of particles and the application range of the triiron tetraoxide nanometer particles is extended.

The invention relates to an ecological bag protection method for greening slopes, which belongs to the ecological protection method for engineering construction, and is characterized in that: the ecological bag protection method for greening slopes adopts an ecological bag with a designed service life of 50 to 60 years. bag, put the mixed soil in the ecological bag, and lay and tamp the ecological bag filled with the mixed soil in the frame beam by stacking method, and then use bagged seedlings or on-demand or spray sowing on the ecological bag to plant vegetation, and then Cover the shading net or non-woven fabric on the ecological bag, and regularly spray water to maintain the vegetation, so that the vegetation can grow up in a short period of time; the steps of using this ecological bag protection method for greening slopes are: 1) , Ecological bag bagging, 2), installation of drainage pipes, 3), laying and compacting of ecological bags, 4), planting of vegetation, 5), maintenance of vegetation, soil nutrients are not easy to lose, which is conducive to the growth of vegetation and beautifies the environment , Protect the ecology.

Meniscus prosthesis assembly having a meniscus prosthesis body made of a first biocompatible non-resorbable material and having a first end portion and a second end portion; and a first bone plug made of a second biocompatible non-resorbable material for osseous integration, the first bone plug having a first end portion and a second end portion; wherein the first end portion of the first bone plug is arranged at and operatively connected to the first end portion of the meniscus prosthesis body, and wherein the first biocompatible non-resorbable material and the second biocompatible non-resorbable material are the same or different. The assembly further comprises at least one suture, wherein the at least one suture is arranged at and operatively connected to the second end portion of the first bone plug.

The invention discloses a method of automatic power down protection during contact of a terminal mobile with liquid. The method is applicable to the terminal mobile with a capacitive touch screen, and comprises the following steps that (1) whether capacitance variation values of zones on a touch screen are in a preset range is detected; the preset range is a range of the capacitance variation values the touch screen generated during the contact between the liquid and the touch screen; and a zone with the capacitance variation value in the preset range is called a liquid contact zone; (2) a total area value of the liquid contact zone is calculated; and whether the total area value is greater than or equal to a preset value is judged, if so, then the next step is executed, if not, an initial state is returned; and (3) the terminal mobile is powered down and turned off. According to the method, automatic power down of the terminal mobile can be triggered by the terminal mobile when the liquid contact zone on the touch screen is greater than or equal to a used area of the touch screen; the danger that the terminal mobile is burned-out since the liquid enters the terminal mobile is avoided; and the terminal mobile is well protected.

The invention belongs to the technical field of glue pouring, and particularly relates to an LED module and a method for pouring glue on the surface of the LED module. The method for pouring the glue on the surface of the LED module comprises the steps that the LED module, the glue and a glue pouring mold are provided, wherein the glue pouring mold comprises a first mold component and a second mold component which are arranged up and down, a cavity is formed in the top of the second mold component, and the bottom surface of the cavity is a horizon plane; the LED module is fixed to the first mold component, light-emitting diodes on the surface of the LED module are made opposite to the second mold component, and the glue is poured into the mold cavity; the first mold component and the second mold component are matched up and down, so that the light-emitting diodes on the surface of the LED module are made to be downwards immersed in the glue; and after the glue is solidified, the LED module is separated from the mold. According to the LED module and the method for pouring the glue on the surface of the LED module, the surface of a glue layer formed after glue pouring of the LED module is made smooth and flat, the light-emitting diodes are better protected, and polishing is not needed after glue pouring.

A system for providing security for a personal password during an authentication process. The system combines the use of representative characters to disguise the characters of the password and the use of a separate verification code sent to the user for use in the authentication process. A server generates and sends both a set of representative characters and a verification code to a client device. The user then inputs a mixed string having the password and verification code interspersed in order using the representative characters in place of the characters of the password and verification code. The server then receives the input and determines whether the string of representative characters includes the password and verification code characters in the proper order.

The invention discloses a protection device for a storage battery. The protection device comprises a protection box, wherein a top cover is movably connected to the top of the protection box through ahinge, a handle is fixedly connected to the left side of the top of the top cover, a clamping device is fixedly connected to the left side of the top cover, an airbag buffer device is fixedly connected to the bottom of the top cover, and telescopic columns are fixedly connected to four corners of one side of the inner wall of the protection box. By cooperatively arranging the clamping device, thefixing block, the fixing shaft, the buckle, the clamping block, the airbag buffer device, the air inflation bag, the air inflation pipe, the valve, the telescopic columns, the first buffer plate, thefirst spring, the shell, the second spring, the movable plate, the fixing column, the second buffer plate, the sliding groove, the sliding block, the first buffer pad and the second buffer pad, the protection effect is good, and the storage battery can be prevented from colliding with the box body when used, so that the service life of the storage battery is prolonged so as to improve the practicability of the protection device for the storage battery.

The invention relates to a sealing assembly for the side frames of building photovoltaic modules. The sealing assembly comprises a sealing plate body, wherein limiting sides bent downwards are arranged on the both sides of the sealing plate body, the middle of the sealing plate body is provided with a deformed arc curved surface along the length direction of the sealing plate body, and deformed inclined pull grooves are arranged on the inner sides of the limiting sides. Reinforcing ribs are arranged on the upper surface of the sealing plate body. A sealing connection piece connecting the adjacent sealing plate bodies is arranged on the end heads of the sealing plate bodies. Sealing adhesive layers are arranged above and below the sealing plate body. The sealing assembly disclosed by the invention is possible to prevent the leakage of rainwater, and capable of preventing the problem of the deformation caused by the thermal expansion and cold contraction of the assembled building photovoltaic modules. The sealing connection piece corresponds to installation structure for the sealing plate bodies in four directions, thus guaranteeing a sealing effect and a decorating effect.

The invention relates to a silver-tarnishing prevention agent. The silver-tarnishing prevention agent is prepared from the following components in parts by weight: 4.2-5.4 parts of C12-C18 alkyl sulfhydryl, 0.51-0.64 part of N-sulfathiazole thioglycolic acid, 1.5-1.8 parts of benzotriazole, 0.2-0.4 part of morpholine, 3.6-4.2 parts of a wetting agent, 0.36-0.51 part of an ultraviolet light absorber and 48-57 parts of glycol. The silver-tarnishing prevention agent is capable of preventing a color changing phenomenon on the surfaces of pure-silver and silver-plating workpieces or products and has good protection performance, and meanwhile, various properties of silver-plating layers are not influenced; and furthermore, the operation process is simple, convenient, low in cost and environmentally friendly.

The invention relates to an ecological bank protection method of a riverway roofthrust position. The method comprises the steps of constructing a riverway roofthrust ecological revetment at the riverway roofthrust position; arranging a row of pine fences along a bank foot line of the riverway roofthrust position; laying geotextiles at the side against water of the pine fences; arranging ripraps at an included angle between the side toward water of the pine fences and a riverbed; laying crushed stone cushions on a slope; stacking blocks of stone gabions on the crushed stone cushions; fixing the blocks of stone gabions on the bank slope with pine spiles; clamping willow bundles and wide-leaf grass bundles between adjacent blocks of stone gabions near a flood stage of the riverway; clamping emerged plant roots and humid soil in the block of stone gabions near an ordinary water level of the riverway; and clamping submerged plant seeds and the humid soil in the blocks of stone gabions near a low water level of the riverway. The method of the invention has the advantages of building a fine habitat environment for riverbank living creatures, creating a riverbank green barrier, and beautifying riverbank landscape. Plants, stones and microorganisms adhered thereto have a purifying effect on pollutants, intercept source pollutants flowing into the river and improve water quality of the river.

The present invention relates to the technical field of distribution boxes, and discloses a power distribution box for construction engineering, including a bottom plate, the top of the bottom plate is fixedly connected with a card seat, and the inside of the card seat is clamped with a box body, One side of the front of the box is hinged with a box door, the bottom of one side of the box is fixedly connected with a heat dissipation pipe, the top of the box is fixedly connected with a top plate, and the top of the top plate is fixedly connected with a buffer The two sides of the top of the buffer seat are sleeved with telescopic columns, and the outer sides of the telescopic columns are sleeved with shock-absorbing springs. The power distribution box used in construction projects, through the buffer seat on the top of the roof, when the rainproof plate is subjected to the impact of heavy objects, the telescopic column and the spring cooperate to expand and contract up and down, disperse the force in the vertical direction, and reduce the vibration. The buffer spring and shock absorbing plate in the inner cavity of the box reduce the force in the left and right directions through the buffer spring when the distribution box moves, so as to avoid damage to the internal equipment and achieve the purpose of good protection effect.

The invention discloses an X-ray and gamma-ray radiation and neutron radiation protective material and a preparation method thereof. The protective material takes synthetic resin as a base material, synthetic resin monomers or organic compounds similar to the monomers are used for modifying a filler, then the modified product is added to the base material, and the dispersion degree of the filler in the base material can be increased. The hardness and toughness are improved by additives, the modified filler (lead oxide powder, boron carbide powder, barium sulfate powder, heavy metal oxide powder (except lead) and erbium oxide powder) subjected to particle size refinement treatment is evenly dispersed in the synthetic resin base material by mixing, open smelting and calendering processes, and the synthetic resin flake material with good protective effect, good toughness and light mass is produced. Detection is performed according to 'GBZ/T 147-2002 determination of attenuation propertiesfor protective materials against X-rays', the material lead equivalent reaches 0.15-0.35 mm Pb (with the thickness of 1 mm and the weight per unit area of 2.0-4.0 kg/m<2>), and other performance datameet the requirements of 'GB16757-2016 X-ray protective clothing standards'.

The invention discloses an air bag restraint device with a plurality of inflating matters, which is embedded on the top of a vehicle and is provided with an air generator and an air bag assembly, wherein the air bag assembly is provided with an air inlet and one or more inflating matters, the air inlet is connected with the air generation, the air bag assembly also comprises an air distribution chamber communicated with the air inlet, a plurality of distribution air outlet channels are arranged on the air distribution chamber, each distribution air outlet channel is in a necking state relative to the air distribution chamber, and the air distribution air outlet channels extend into the corresponding inflating matters and are communicated with the insides of the inflating matters. By using difference of internal and external pressures of the distribution air outlet channels, the distribution air outlet channels are opened and closed, and further the purpose of controlling the air quantity and the pressure inside each inflating matter in an air bag restraint device with the plurality of inflating matters is achieved to ensure that each inflating matter can play a better protection role, and the possibility of explosion of the inflating maters is fundamentally avoided.

The invention discloses a cement-based material surface permeation protective agent and a preparation method thereof and aims at providing a cement-based material surface permeation protective agent which is completely different from the existing surface coating materials and surface hardeners and a preparation method of the protective agent. The cement-based material surface permeation protective agent comprises the following components in percentage by weight; 30%-60% of master batch, 30%-60% of composite silane, 1%-40% of organic solvent and 0%-10% of additives. The permeation protective agent is mainly used for improving the surface protective properties of the cement-based material and enhancing the durability of the cement-based material, and is capable of remarkably enhancing the harmful ion erosion resisting capacity of the cement-based material and also capable of improving the properties such as pollution resistance, salt rust resistance, wear resistance, heat preservation property and waterproof property; meanwhile, the permeation protective agent is capable of reducing the surface defects of the cement-based material such as surface powdering, dropping, frost crack and denudation; the permeation protective agent plays an important role in improving the safety of the cement-based material in the service life period, reducing the later-period maintenance and reinforcement costs and realizing long-term utilization of the cement-based material, and thus has extremely high application value and wide market application prospect.

The invention provides a snap ring for an internal tooth of a fluid tube connecting device, which aims at solving the problems that: when a pipeline is jointed, the front end of the internal tooth which is squeezed to be nearly parallel to the tube wall is difficult to be embedded into the tube wall or be clamped in the pipe chase, and the embedded depth to the tube wall can not be controlled. The snap ring comprises the internal tooth which is squeezed when the pipeline is embedded, and the tube wall for tightly clamping the front end of the internal tooth when in connection stage, and is characterized in that the front end of the internal tooth is bent to the direction to which the pipeline withdraws.

A power tool contains a brushless motor that includes a stator having a stack thickness and an outer diameter, a rotor having a diameter, and a motor shaft extending from the rotor and having a rotational axis. A drive mechanism is operably coupled to the motor shaft and is configured to drive a tool accessory in relation to a drive axis. A first housing houses the motor and the drive mechanism. The drive axis does not intersect the brushless motor, but the rotational axis of the motor shaft intersects the drive axis. The outer diameter of the stator is at least five times greater than the stack thickness. Furthermore, the diameter of the rotor is greater than the stack thickness.