92 results about "Elastic solids" patented technology

An electroactive optical device, in particular an electroactive lens, comprising an optical element (1) as well as an electroactive element (2) is described. The optical element (1) is an elastic solid, such as a gel or a polymer. The electroactive element (2) comprises a plurality of compliant electrodes (3a-3e) stacked on top of each other with an electroactive material (5) between them. The electroactive element (2) is surrounded by a rigid wall (4a, 4b), which provides two common contacts for the electrodes (3a-3e). In the absence of an applied electric voltage, the optical element (1) is in a mechanically relaxed State, which reduces undesired ageing effects. Upon application of a voltage to the electrodes (3a-3e) the optical element (2) is deformed.

A tool for polishing objects having a wide variety of materials and shapes including precision optical surfaces, injection mold inserts, and thin film coating dies. The tool has an elastic solid bladder with a curved surface, upon which is disposed an abrasive band. The curved bladder surface is produced by compressing the bladder between two parallel plates. The apparatus comprises a multi-axis computer controlled machine to which the tool is attached.

A multi-piece disc replacement implant for replacing a disc removed by a discectomy including an upper plate member, a lower plate member, and an intermediate resilient member providing movement between te two plate members replicating the natural movement of the spine. The plate members are rigid and have orthogonal sidewalls forming an enclosure. The resilient member is an elastic solid or a multi-chamber balloon structure of fluid-filled sacks that collectively define a non-uniform shape such as an oblate spheroid, or a helically coiled string of beads. Such an implant is capable of supporting the compressive and cyclic loads required of a natural disc. The upper and lower plate members are cooperatively formed to selectively limit the allowable range of motion in any given direction and a provided with protrusions to be received in one or more channels cooperatively formed in the vertebrae and secured in place by a bone screw.

The invention discloses an elastic cleaning ball, a cleaning device and a cleaning method and a pressure test device and a pressure test method for a pipeline. The elastic cleaning ball comprises an elastic solid core, an elastic reinforcing plate arranged on the rear surface of the elastic solid core and an elastic coating which wraps the elastic solid core and the elastic reinforcing plate. The cleaning device comprises a ball serving device and a ball receiving device which are connected to both ends of the pipeline, and at least one elastic cleaning ball. The elastic cleaning ball is compactly contacted with the inner wall of the pipeline in the cleaning process. According to the cleaning device and cleaning method provided by the invention, the pipeline for conveying ore pulp is efficiently cleaned. The pressure test device comprises a first end water injection device, a water injection pump and a rear end emptying device which are connected to both ends of the pipeline as well as the elastic cleaning ball for emptying air in the pipeline. According to the pressure test device and method provided by the invention, the efficient pressure test efficiency is realized, and air in the pipeline can be completely emptied.

The invention relates to a local residual stress ultrasonic testing and closed-loop control device which mainly aims at solving the problem that due to the limit of a filed use environment and a filed use condition, when residual stress occurs in mechanical components such as an enlist large-scale metal trusswork, a ship body and a pressure vessel, a state of the residual stress is hard to change through traditional methods such as a tempering method, a loading method and an impact vibration method. A high-energy ultrasonic energy converter is connected with the machinery component through a clamping device. Relatively high-energy focal zones are formed in positions with different depths in an elastic solid component to adjust a residual stress state of the component through the focal energy converter by controlling different encourage parameters such as an incident angle, incident frequency and an incident phase position of a high-energy ultrasound bundle. Meanwhile, a sound-bullet effect is utilized to measure macroscopic residual stress of the component in real-time to form a residual stress closed-loop control system. After regulation and control, strength, anti-fatigue capability and anti-corrosion capability of the machinery component are improved as a whole, and service life is prolonged, safety and reliability of the component are strengthened.

A lens element is provided that includes a housing defining a center bore and an optical axis, and a light transmissive cover coupled to the housing. A first elastic solid lens is disposed within the housing adjacent the light transmissive cover, and is characterized by a first thickness and a first durometer hardness. A second elastic solid lens is disposed in the housing adjacent to and substantially conforming to the first elastic solid lens, and is characterized by a second thickness and a second durometer hardness. The second lens thickness is less than the first lens thickness, and the second durometer hardness is greater than the first durometer hardness. In one embodiment, the first durometer hardness is less than OO60 as measured by the Shore method, and the second durometer hardness is in the range of A20 to A60 as measured by the Shore method.

A multi-piece disc replacement implant for replacing a disc removed by a discectomy including an upper plate member, a lower plate member, and an intermediate resilient member providing movement between the two plate members replicating the natural movement of the spine. The plate members are rigid and have orthogonal sidewalls forming an enclosure. The resilient member is an elastic solid or a multi-chamber balloon structure of fluid-filled sacks that collectively define a non-uniform shape such as an oblate spheroid, or a helically coiled string of beads. Such an implant is capable of supporting the compressive and cyclic loads required of a natural disc. The upper and lower plate members are cooperatively formed to selectively limit the allowable range of motion in any given direction and a provided with protrusions to be received in one or more channels cooperatively formed in the vertebrae and secured in place by a bone screw.

The water injection profile regulation method for further raising crude recovery efficiency is characterized by that in the course of injecting crosslinked polymer solution into water injection well the described crosslinked polymer solution is a dispersion system which is formed from cross-linking agent solution and polymer solution in water and has elastic solid and / or non-solid particles or a dispersion system formed from polymer coil made up by cross-linking cross-linking agent solution and polymer solution, and the diameter of elastic solid and / or non-solid particles or cross-linked polymer coil in the dispersion system is 10-2000 nm, and the viscosity of said dispersion system is 0.6-8.9 mPa.s.

The invention discloses a textile waste water treatment system. The system comprises a regulating pool for collecting waste water, a neutralization regulating pool, a hydrolysis acidification pool, a biological contact oxidation pool and an air floating pool, wherein the regulating pool is sequentially communicated with the neutralization regulating pool, the hydrolysis acidification pool, the biological contact oxidation pool and the air floating pool; the hydrolysis acidification pool is internally provided with a diving mixer and an elastic solid packing. The textile waste water treatment system further comprises a neutralization mechanism for neutralizing and regulating the PH value of waste water in the neutralization regulating pool and a flocculant feeding mechanism and a coagulant feeding mechanism which are both arranged in front of the air floating pool. When the PH regulation system works, a submersible sewage pump, a pipeline mixer, a PH meter and a control valve coordinately control and regulate, the PH value of the waste water raised up by the submersible sewage pump is measured by the PH meter, and the waste water automatically enters the next treatment procedure when the PH value meets relevant standards and then a compliance PH meter valve is opened. The treatment process is simple, the effluent water quality is stable, and the operation and control of the system are convenient.

The inventive heating cushion consists of a system of blocs (1) which comprise a thermal material, are separated by interstices (8) containing a deformable thermal material (10), are connected by joints provided with elastic solid bodies which are fixed to the blocs and form said deformable thermal material and / or elastic membranes (7) which are fixed to the blocs (1) and are tensioned for compressing a deformable body arranged in the interstices (8) and / or the joints (6) which are permeable to a fluid contained in the interstices.

A torsional damper pulley improved in general versatility, easily produced and capable of reduction in production cost. The torsional damper pulley is constructed of a hub (11) fixed at a revolving shaft of an internal combustion engine, an annular pulley body (10) coaxially placed at an annular fixing portion (11b) at an outer circumference of the hub, and an elastic solid (13) interposed between an outer circumferential surface of an annular fixing portion and an inner circumferential surface of the pulley body. The pulley body (10) is constructed of an annular frame (12) substantially U-shaped in section, having an concave portion (15) open at one side in an axial direction, and an inertia mass element (14) inserted into the concave portion (15) in an axial direction and fixed. The inertia mass element is a laminate made by overlaying annular plates (14a) on each other and bonding them, and the inertia mass element is fixed by being press-fitted into the concave portion.

The invention discloses a preparation method of a drilling-fluid-use high-temperature-resistant saturated-salt-resistant filtrate loss reducer. According to the invention, acrylamide, 2-acrylamido-2-methyl propanesulfonic acid, and polyvinyl pyrrolidone are dissolved into a mixed water solution; a temperature is increased to 30-40 DEG C, and dmethyl diallyl ammonium chloride is added; the mixture is sufficiently stirred until dissolved; a potassium hydroxide water solution is added, and a pH value is regulated to 7-8; nitrogen gas is fed for protection; an azodiisobutyronitrile initiator is added and is dissolved by sufficient stirring; implosion is initiated by heating; constant-temperature reaction is carried out; a white elastic solid product is obtained; the product is cut and crushed; constant-temperature drying is carried out; and crushing and sieving are carried out, such that the drilling-fluid-use high-temperature-resistant saturated-salt-resistant filtrate loss reducer is obtained. The product can be used as a saturated brine drilling fluid filtrate loss reducer in a deep well under a high temperature of 220 DEG C. Temperature resistance of the product is improved. High-temperature high-pressure filtrate loss wall building property and salt-calcium corrosion resistance of the drilling fluid are stabilized. The product is suitable to be used in drilling fluids of high-temperature deep-well salt rock strata, gypsum salt beds, and high-water-sensitive shale strata.

A torsional damper pulley improved in general versatility, easily produced and capable of reduction in production cost. The torsional damper pulley is constructed of a hub 11 fixed at a revolving shaft of an internal combustion engine, an annular pulley body 10 coaxially placed at an annular fixing portion 11b at an outer circumference of the hub, and an elastic solid 13 interposed between an outer circumferential surface of an annular fixing portion and an inner circumferential surface of the pulley body. The pulley body 10 is constructed of an annular frame 12 substantially U-shaped in section, having an concave portion 15 open at one side in an axial direction, and an inertia mass element 14 inserted into the concave portion 15 in an axial direction and fixed. The inertia mass element is a laminate made by overlaying annular plates 14a on each other and bonding them, and the inertia mass element is fixed by being press-fitted into the concave portion.

In a golf ball comprising an elastic solid core, a mantle layer, and a resin cover having a plurality of dimples, the difference in Shore D hardness between the cover and the mantle layer is at most 10, and the dimples have a total volume of 280–350 mm3. This combination of features provides the golf ball with an excellent balance of rebound, spin and feel, and an outstanding total distance.

In a solid golf ball comprising an elastic solid core and a resin cover, the cover has a JIS-C hardness of 50-85, and provided that the ball receives a spin rate S1 (rpm) in the dry state and a spin rate S2 (rpm) in the wet state when hit with a short iron having a loft of an 8-iron or greater, the percent spin retention: (S2 / S1)×100 is at least 47%. The ball's spin susceptibility when hit with the short iron is not reduced in the dry state or fine weather, nor is noticeably reduced even in the wet state or rain weather. The ball has so high performance that the ball travels a distance as intended, immediately stops on the green, is easy to control and thus, suited for professional and amateur low-handicap golfers.

The invention discloses a controllable crosslinked bionic tissue adhesive and applications thereof. The adhesive comprises the following components in parts by mass: 75-90 parts of liquid polymer, 0.5-10 parts of reducer, and 9.5-15% of oxidizer-carrying high polymer microspheres. The liquid polymer is prepared by grafting dopamine hydrochloride and methacrylic anhydride at a molar ratio of 1:1 to obtain a monomeric compound, and copolymerizing the monomeric compound and methoxy ethyl acrylate at a molar ratio of 1:1. The bionic tissue adhesive disclosed by the invention has the advantages of high adhesive force in in-vivo liquid environment, good rheological property at initial stage, accurate location by syringe, and complete contact and firm adhesion with adhesive interface, and also has filling and sealing functions and good hemostatic effect. The bionic tissue adhesive is cured to be an elastic solid with enhanced strength after several hours, has good fixing effect to damaged tissue, has firm adhesion, and can better promote healing of damaged tissue.

The invention relates to an engineering material and particularly relates to a grouting material for repairing concrete cracks in deep water. Cement, slag powder and rubber powder are taken as base materials, silica powder, gypsum powder, polyester fiber, a water reducing agent, water-based latex and a water-based curing agent are added according to a certain ratio, water is added, then the components are blended to form a groutable underwater non-dispersible plastomer, the plastomer is solidified to form an elastic solid capable of being bonded firmly to the interface of a concrete crack, andthe grouting material is mainly applied to the field of repair of concrete cracks in hydraulic engineering. The solidified cement-based elastic grouting material has the characteristics of high binding strength with underwater concrete, high head permeation resistance, high corrosion resistance, high elasticity, adaptability to concrete crack vibration and deformation, and the like.

The present invention is an elastic flat tread which can prevent an elastic solid from cracking even if the vehicle runs on a protruding object during traveling. For this purpose, the elastic flat tread is provided with any core (1, 11, 115) of a core (1, 11) attached to a link (6) and a core (115) attached to a metal plate (9A) which is attached to a link (8), and end portions (1a, 1b; 11a, 11h; 115a, 115b) in a longitudinal direction of the aforesaid any core (1, 11, 115) are bent toward the side not in contact with the around.

The invention discloses a method for preparing acorn bean jelly from acorn starch. The method comprises the following steps of: husking collected acorns by a husking machine, soaking the husked acorns in clean water to kill insects in a natural and environment-friendly way, and then storing the acorns in a warehouse after the acorns are completely dry; soaking the acorns in tannic acid, and flushing and filtering the acorns to remove tannic acid by spring water and a sieve or edible tap water; precipitating starch, removing water from the surface and taking out the starch; diluting the starch by spring water or edible tap water and adding dietary fibers; heating spring water in a container made of stainless steel, and pouring the diluted and evenly-stirred starch in water to be boiled to obtain a mixture; thoroughly cooking the mixture on soft fire, filling the cooked mixture in a preservation box or other containers, shaping and cooling to obtain a gel-shaped elastic solid, and finally, performing vacuum packing. The acorn starch is prepared in a wet method, the acorn bean jelly is prepared from the acorn starch, the defect that proteins, fat and tannic acid cannot be removed from the acorns prepared by a dry method is overcome, and the mouth feel of the prepared product is guaranteed.

The present invention is based on the practice of abrasive machining with no sealed working chamber by the employment of a visco-elastic abrasive medium, behaving predominantly as an elastic solid at the applied strain of the orbital working motion, and applying orbital or other relative working motion to produce strain rates which bring the medium into a predominantly elastic deformation and often near, but not to exceed, the compressive stress limit at the strain rate employed. The preferred visco-elastic abrasive medium is a rheopectic poly(boro-siloxane) filled with viscosity increasing stiffening agents and high loadings of the abrasive of choice and relatively mono amounts of plasticizers. The system is operated in an open chamber under applied strain rates such that at least 50%, particularly about 50 to 99% and preferably about 80 to 95%, of the deflection of the medium under the conditions of operation occurs by elastic deformation and is elastically recovered, and less than 50% particularly about 1 to 50%, preferably about 5 to 20%, of the deflection of the medium occurs by fluid or plastic flow.

The invention relates to a fluorocarbon elastic solid emulsion and it's preparing method. The method uses fluorocarbon base to quench the acrylate macromole. The formation of the emulsion used base is that the organic fluorine base with the base total amount 10-30%, the olefin unsaturated acid ester base with the base total amount 5-15% and the olefin acrylate base with the base total amount 55-85%.

The invention provides a quantitative cell enucleating method, and belongs to the technical field of cell-level micromanipulation. The quantitative cell enucleating method is characterized in that during blind aspiration enucleation, the cytoplasm of an oocyte is found to tend to have elastic solid properties and the equilibrium pressure during the enucleation is linearly reduced, so that quantitative cell enucleation can be achieved through precise control of the equilibrium pressure during the enucleation process. By the quantitative cell enucleating method, the problem that the enucleationamount is difficult to control during the blind aspiration enucleation is solved.

The invention discloses a method for simulating and detecting an impedance gastric motility signal. Stomach and tissues surrounding the stomach are simulated by using an elastic solid medium and a liquid medium with different conductivity; the elastic solid medium is pressed by a shifting fork for deformation; and a motor drives the shifting fork to move along the elastic solid medium according to a preset mode under the control of a mechanical electric control unit to generate deformation propagation so as to simulate a gastric peristalsis process. When current is injected from an exciting electrode, the boundary of the liquid medium and the solid medium deforms to change field conductivity distribution; the voltage variation of the boundary is measured from a detection electrode, is amplified, demodulated and transformed and is input into a computer to calculate and analyze an impedance signal; and the impedance change caused by conductivity change is calculated by a sensitivity coefficient method.

The invention discloses a tyre safety rubber coating mechanism, which comprises a machine station, a rotating device, a die, a coating device and a heating storage device, wherein the rotating device is arranged on the machine station to rotate; the die is arranged on the rotating device; a tyre is clamped in the die; the coating device is equipped with a reciprocating displacement component and a sprayer; the reciprocating displacement component is arranged on the machine station; the sprayer is arranged on the reciprocating displacement component; when the reciprocating displacement component is positioned at a first or a second position, the sprayer is located inside or outside of the tyre clamped in the die; and the heating storage device is used for accommodating safety rubber and enabling the safety rubber to be in a liquid state; and the heating storage device is communicated with the sprayer. Therefore, when the rotating device drives the die and the clamped tyre thereof to rotate, and the reciprocating displacement component is located on the secnd position, the liquid safety rubber in the heating storage device can be sprayed and coated on the inner wall of the tyre by the sprayer in a timed and quantitative manner, and the elastic solid safety rubber can be obtained after the liquid safety rubber sprayed and coated on the inner wall of the tyre is cooled.

The invention relates to a device for grinding rollers, also for grinding hollow rollers. As the rollers tend to vibrate transversally as a result of the contact with the grinding disc, a cushioned body is applied to the opposite side of the roller from the grinding disc, said body being engaged pneumatically against the roller and adapting at least partially to the contours of the roller. The cushioned body consists of an elastic solid material or an elastic external skin that is filled with an elastic pressurized medium. The engagement pressure of the cushion is adjustable. This is achieved by a pneumatic advance cylinder located on a base, said cylinder having a piston that can be impinged on both sides and that bears on its piston rod a fixing plate comprising the elastic cushion. The advance cylinder is connected to compressed air conduits, P indicating the conduit comprising a pressure regulator and L indicating the return conduit in the standard case. The invention thus provides a device for damping vibrations, which suppresses any regenerative chatter and guarantees a grinding pattern that is devoid of chatter marks.

The invention discloses a far infrared excitation apparatus being able to realize sleep improvement and pain alleviation. The far infrared excitation apparatus being able to realize sleep improvement and pain alleviation comprises elastic solid colloid, a hand ring which is formed by ceramics or fabrics, LED lights, a loudspeaker, a charging power supply circuit, a control circuit and a display screen, wherein the elastic solid colloid contains far infrared released substance; the LED lights can give out a blue light with a 420-470nm wavelength or a red light with a 620-750nm wavelength; the frequency of sound wave of the sound made by the loudspeaker is 1-30Hz and the intensity of the sound made by the loudspeaker is 20-90dB; the LED lights and the loudspeaker are arranged on the hand ring; and under the combined action of the LED lights which can give out a blue light with a 420-470nm wavelength or a red light with a 620-750nm wavelength, and the loudspeaker (the frequency of sound wave of the sound made by the loudspeaker is 1-30Hz and the intensity of the sound made by the loudspeaker is 20-90dB), the hand ring is induced to release far infrared, wherein the wavelength scope of the released far infrared is 6-14Mum and the release rate of the far infrared is greater than 95% so that sleep improvement and pain and fatigue alleviation can be realized.