34results about How to "Loss of resistance" patented technology

A single-mode optical fiber includes a central core, an intermediate cladding, a depressed trench, and an external optical cladding. The central core has a radius r1 and a positive refractive index difference Δn1 with the optical cladding. The intermediate cladding has a radius r2 and a positive refractive index difference Δn2 with the optical cladding, wherein Δn2 is less than Δn1. The depressed trench has a radius r3 and a negative index difference Δn3 with the optical cladding. At a wavelength of 1310 nanometers, the optical fiber has a mode field diameter (MFD) between 8.6 microns and 9.5 microns and, at a wavelength of 1550 nanometers, the optical fiber has bending losses less than about 0.25×10−3 dB / turn for a radius of curvature of 15 millimeters. At a wavelength of 1260 nanometers, attenuation of the LP11 mode to 19.3 dB is achieved over less than 90 meters of fiber.

Solid proppants are coated with a coating that exhibits the handling characteristics of a pre-cured coating while also exhibiting the ability to form particle-to-particle bonds at the elevated temperatures and pressures within a wellbore. The coating includes a substantially homogeneous mixture of (i) at least one isocyanate component having at least 2 isocyanate groups, and (ii) a curing agent comprising a monofunctional alcohol, amine or amide. The coating process can be performed with short cycle times, e.g., less than about 4 minutes, and still produce a dry, free-flowing, coated proppant that exhibits low dust characteristics during pneumatic handling but also proppant consolidation downhole for reduced washout and good conductivity. Such proppants also form good unconfined compressive strength without use of an bond activator, are substantially unaffected in bond formation characteristics under downhole conditions despite prior heat exposure, and are resistant to leaching with hot water.

An insulation structure of rotary electrical machinery which electrically insulates teeth of a stator from a winding wound on the teeth includes: an insulator made from hard insulation material, disposed on both axial ends of the teeth, and having a side wall disposed along a side surface of the teeth crossing to a circumferential direction thereof, and a high-heat-conductive electrical-insulation resin sheet disposed along the side surface of the teeth and insulating the teeth from the winding, wherein an axial end portion of the high-heat-conductive electrical-insulation resin sheet is disposed between the side wall of the insulator and the side surface of the teeth and is stacked on the side wall in a prescribed axial extent.

The invention relates to a multi-sensor fused comprehensive car alarm system which comprises a multi-sensor fusion module, a central processing module, a wireless communication module, a GPS (global position system) positioning module and an alarm device, wherein the multi-sensor fusion module is connected with the central processing module; the central processing module is connected with the alarm device and the GPS positioning module, and carries out interaction with a mobile phone of a car owner by the wireless communication module; the multi-sensor fusion module adopted by the invention comprises a microwave Doppler sensor, an acceleration sensor, a pyroelectric infrared sensors and a Hall switch element, so that the multi-sensor fusion module can carry out all-round monitoring on carinformation and cope with various theft means, thereby improving the security and reliability of the system, and reducing the rate of error alarming; the alarm device comprises an antiriot spray device, so that the car owner can remotely control a thief and subdue a thief on site; the wireless communication module supports video transmission, picture transfer and short message supervisioning; andmeanwhile, the car alarm system also has the GPS positioning module, thereby facilitating the position search of a car.

A method of preparing a steam reforming catalyst characterized by improved resistance to attrition loss when used for cracking, reforming, water gas shift and gasification reactions on feedstock in a fluidized bed reactor, comprising: fabricating the ceramic support particle, coating a ceramic support by adding an aqueous solution of a precursor salt of a metal selected from the group consisting of Ni, Pt, Pd, Ru, Rh, Cr, Co, Mn, Mg, K, La and Fe and mixtures thereof to the ceramic support and calcining the coated ceramic in air to convert the metal salts to metal oxides.

An optical fiber suitable to support single mode optical transmission at longer wavelengths (e.g., 1550 nm) is formed to comprise a pure silica core region and a “down doped” cladding layer. The core region is defined as having a diameter d and the cladding layer is defined has having an outer diameter D. In accordance with the present invention, single mode propagation will be supported when D / d>8.5, and is preferably in the range of 9–10.

Solid proppants are coated with a coating that exhibits the handling characteristics of a precured coating while also exhibiting the ability to form particle-to-particle bonds at the elevated temperatures and pressures within a wellbore. The coating includes a substantially homogeneous mixture of (i) at least one isocyanate component having at least 2 isocyanate groups, and (ii) a curing agent. The coating process can be performed with short cycle times, e.g., less than about 4 minutes, and still produce a dry, free-flowing, coated proppant that exhibits low dust characteristics during pneumatic handling but also proppant consolidation downhole for reduced washout and good conductivity.

A compact electric motor has a rotor, and a stator (10) having a slotted lamination stack (16) defining slots separated by teeth, the teeth having tooth heads (153). Partial windings (17) are arranged on the teeth. On at least one axial end of said lamination stack, jumper rings (11, 12, 13) and a neutral ring (14) are arranged. The neutral ring has a plurality of inwardly extending radial projections (141) having free ends (142) adapted for connection to ends (171) of the partial windings (17). Connection of partial windings (17) in parallel provides a favorable power / size ratio and substantial power output, even with low operating voltage.

The camera side mount is brought, by relative rotation with the accessory side mount, from a first state where each accessory side bayonet claw is inserted between the camera side bayonet claws into a second state where the camera side and accessory side bayonet claws engage with each other. The leaf spring biasing the camera side contact pins in the protruding direction is disposed between the camera side mount and the camera body. When the camera being in the normal position is viewed from the direction facing the camera side mount, the leaf spring extends from both sides of the mount center line, which extends from the center of the camera side mount in the direction of gravity, toward the camera side contact pins. The camera side contact pins are arranged at positions other than a position on the mount center line.

A semiconductor part for component mounting, a mounting structure and a mounting method providing ample surplus wiring pitch and width between terminals in order to improve the strength of the connection with the printed circuit board in view of the recent trends towards a greater number of pins and greater component mounting density on printed circuit boards or substrates. A semiconductor component for mounting has area terminals comprised of area terminals mounted on the outer circumferential side and area terminals mounted on the inner circumferential side of the board. The area terminals on the outer circumferential side of the board are arranged with a larger pitch and or diameter than the area terminals on the inner circumferential side. A mounting method and mounting structure having land terminals arrayed on a printed circuit board or substrate with the same arrangement as the area terminals of the semiconductor component, and the land terminals are connected with the area terminals by a conductive bonding agent.

The invention relates to methods and compositions for identifying soybean plants that are tolerant, have improved tolerance or are susceptible to Sclerotinia sp. infection (the causative agent of white mold). The methods use molecular genetic markers to identify, select and / or construct disease-tolerant plants or identify and counterselect disease-susceptible plants. Soybean plants that display tolerance or improved tolerance to Sclerotinia sp. infection that are generated by the methods of the invention are also a feature of the invention.

The disclosure provides an M-type pulverized coal boiler suitable for ultrahigh steam temperature. The pulverized coal boiler comprises a hearth of which the bottom is provided with a slag hole and a tail downward flue of which the lower part is provided with a flue gas outlet. The pulverized coal boiler further comprises a middle flue communicated between the hearth and the tail downward flue, wherein the middle flue comprises an upward flue and a hearth outlet downward flue of which the bottoms are mutually communicated and the upper ends are respectively communicated with the upper end of the hearth and the upper end of the tail downward flue to form a U-shaped circulation channel. In the pulverized coal boiler provided by the disclosure, the middle flue which extends downwards and can make flue gas flow along the U-shaped circulation channel is arranged between the outlet of the hearth and the tail downward flue, so that high-temperature flue gas from the hearth can be introduced into a position with low elevation through the downward flue, and final-stage convection heating surfaces (such as a high-temperature superheater and a high-temperature reheater) can be arranged at positions with low height, and the length of ultrahigh-temperature steam pipelines between the high-temperature superheater and a steam turbine, and between the high-temperature reheater and the steam turbine can be greatly reduced. Therefore, the manufacturing cost of a boiler unit is obviously reduced.

An electrode joint having first and second complementary elements capable of being joined together to form the joint, wherein one of the threaded elements has at least one slot at least partially along its length; and wherein one of the threaded elements includes a source of a flowable adhesive in fluid communication with the slot.

Solid proppants are coated with a coating that exhibits the handling characteristics of a pre-cured coating while also exhibiting the ability to form particle-to-particle bonds at the elevated temperatures and pressures within a wellbore. The coating includes a substantially homogeneous mixture of (i) at least one isocyanate component having at least 2 isocyanate groups, and (ii) a curing agent comprising a monofunctional alcohol, amine or amide. The coating process can be performed with short cycle times, e.g., less than about 4 minutes, and still produce a dry, free-flowing, coated proppant that exhibits low dust characteristics during pneumatic handling but also proppant consolidation downhole for reduced washout and good conductivity. Such proppants also form good unconfined compressive strength without use of an bond activator, are substantially unaffected in bond formation characteristics under downhole conditions despite prior heat exposure, and are resistant to leaching with hot water.

Compositions and methods of killing, inactivating, or otherwise reducing the spores such as bacterial spores are disclosed. The methods typically include reducing or preventing spore reactivation comprising contacting spores with an effective amount of one or more green tea polyphenols (GTP), one or more modified green tea polyphenols (LTP), or a combination thereof. In a preferred embodiment, the LTP is (−)-epigallocatechin-3-gallate (EGCG) esterified at the 4′ position with stearic acid, EGCG esterified at the 4′ position with palmitic acid, or a combination thereof. The compositions and methods can be used in a variety of applications, for example, to increase the shelf-life of a food or a foodstuff, to reduce or delay the spoilage of a food or a foodstuff, or to decontaminate a device contaminated with spores.

An electrode joint having first and second complementary elements capable of being joined together to form the joint, wherein one of the threaded elements has at least one slot at least partially along its length; and wherein one of the threaded elements includes a source of a flowable adhesive in fluid communication with the slot.

Disclosed herein are a membrane-electrode assembly for a fuel cell, a fuel cell, and a manufacturing method thereof. The present invention forms a micro current collecting layer between a gas diffusion layer and a micro porous layer and surface-contacts a pair of laminates for an electrode so that each electrolyte layer formed by applying an electrolyte solution thereon contacts with each other, thereby shortening a moving distance of electrons to minimize the current collecting resistance and loss and reduce the interface resistance.

A hot work tool steel having a chemical composition in wt %: C: 0.10 to 0.35%, Si: less than 0.80%, Mn: 3.0% or less, Cr: 2.0% or more and less than 7.0%, N: more than 0.05% and 0.50% or less, O: 0.0100% or less, P: 0.050% or less, Al: 0.050% or less, with the proviso that ½W+Mo: 0.3 to 5.0%, C+N: 0.20 to 0.60% and C / N: 6 or less, and the balance: substantially Fe, and optionally V: 0.01 to 0.5%. The hot work tool steel exhibits excellent resistance to melting, while retaining good toughness and good resistance to heat checking.

A rotor of a wound rotor driving motor is provided. The rotor includes a rotor body that is rotatably installed with a predetermined air gap within a stator and in which a rotor coil is wound in a plurality of rotor teeth. A bobbin is fixed to the rotor body by the rotor coil disposed at opposing sides of an axial direction of the rotor body and supports the rotor coil. The rotor body forms a plurality of air movement passages that are opened to the exterior in an axial direction therein, and the bobbin forms a plurality of connection passage that are coupled to the air movement passages.

An engine may include a cylinder bore configured to have a combustion chamber formed by setting a top section in which a top dead center is formed, a bottom section in which a bottom dead center is formed, and a middle section H formed between the top section and the bottom section and reduce a shearing resistance by a texturing pattern formed in the middle section H.

Disclosed herein is an electrode joint having a first carbon body having at least one end portion that includes a male tang with a convex tip and a second carbon body having a female socket with a concave base.

An epidural needle assembly is provided, permitting the accurate introduction of a large bore introducer sleeve needle into the epidural space in the spinal column of a patient using the loss of resistance technique. The large bore introducer needle has a beveled side opening at its tip and with a tissue piercing point at the distal extension of the needle. A syringe needle is received within the introducer needle with a distal head of the syringe needle filling the beveled side opening at the distal end of the introducer needle when the syringe hub is fully seated. The lumen of the syringe needle exits the syringe needle head at the side opening of the introducer needle immediately adjacent the tissue piercing point of the introducing needle. The needle assembly may be inserted and advanced, with precise tactile feedback, into a patient, thus accurately detecting the introduction of the introducer needle into epidural space.

A method for producing a bedding product is disclosed which has at least a foamed latex layer. The method includes pouring liquid latex foam on a conveyor belt. The liquid latex foam is vulcanized in a vulcanization station to obtain a vulcanized latex foam slab. The vulcanized latex foam slab is cut to a desired length and / or width. Electromagnetic waves with a frequency ranging between 1 and 50 Mhz are used for at least partially vulcanizing the liquid latex foam.

In a continuously variable transmission including: a first transmission unit including a first input disc and a first output disc disposed coaxially and a power roller tiltably interposed between these discs; and a second transmission unit disposed coaxially with the first transmission unit, including a second input disc and a second output disc disposed coaxially and a second power roller tiltably interposed between these discs, and disposed such that a back surface of the second input disc is opposed to a back surface of the first input disc, a tubular back surface cylinder wall is provided on each of the back surfaces of the first input disc and the second input disc so as to project therefrom.

The invention discloses a use tool for a pig farm and live pig slaughter house, wherein the tool is characterized in that a high voltage electric shock rod is arranged on a back-end handle on a long retractable rod, and a lock buckle unit with a lock buckle device is arranged at the front end of the long rod; the lock buckle unit has a semi-circular bracket, two ends of the bracket are each provided with a ratchet wheel-ratchet locking device, two ratchet wheel-ratchet locking devices are provided with semi-circular and separable movable lock buckles which can be merged together; an electric shock needle seat is arranged in the middle position of the semi-circular bracket of the lock buckle unit and is provided with four electric shock needles, and the electric shock needles are connectedwith the high-voltage electric shock rod at the back end of the long rod by an electric wire. When a worker in the pig farm and live pig slaughter house catches a pig, high-voltage electric shock canbe used for electric stunning of the pig in a few seconds outside 3 meters in a condition of ensuring self safety of the worker, and the pig loses the resistance ability, and can be caught, locked andcontrolled.

The invention relates to a multi-sensor fused comprehensive car alarm system which comprises a multi-sensor fusion module, a central processing module, a wireless communication module, a GPS (global position system) positioning module and an alarm device, wherein the multi-sensor fusion module is connected with the central processing module; the central processing module is connected with the alarm device and the GPS positioning module, and carries out interaction with a mobile phone of a car owner by the wireless communication module; the multi-sensor fusion module adopted by the invention comprises a microwave Doppler sensor, an acceleration sensor, a pyroelectric infrared sensors and a Hall switch element, so that the multi-sensor fusion module can carry out all-round monitoring on carinformation and cope with various theft means, thereby improving the security and reliability of the system, and reducing the rate of error alarming; the alarm device comprises an antiriot spray device, so that the car owner can remotely control a thief and subdue a thief on site; the wireless communication module supports video transmission, picture transfer and short message supervisioning; andmeanwhile, the car alarm system also has the GPS positioning module, thereby facilitating the position search of a car.

The disclosure provides an M-type pulverized coal boiler suitable for ultrahigh steam temperature. The pulverized coal boiler comprises a hearth of which the bottom is provided with a slag hole and a tail downward flue of which the lower part is provided with a flue gas outlet. The pulverized coal boiler further comprises a middle flue communicated between the hearth and the tail downward flue, wherein the middle flue comprises an upward flue and a hearth outlet downward flue of which the bottoms are mutually communicated and the upper ends are respectively communicated with the upper end of the hearth and the upper end of the tail downward flue to form a U-shaped circulation channel. In the pulverized coal boiler provided by the disclosure, the middle flue which extends downwards and can make flue gas flow along the U-shaped circulation channel is arranged between the outlet of the hearth and the tail downward flue, so that high-temperature flue gas from the hearth can be introduced into a position with low elevation through the downward flue, and final-stage convection heating surfaces (such as a high-temperature superheater and a high-temperature reheater) can be arranged at positions with low height, and the length of ultrahigh-temperature steam pipelines between the high-temperature superheater and a steam turbine, and between the high-temperature reheater and the steam turbine can be greatly reduced. Therefore, the manufacturing cost of a boiler unit is obviously reduced.

A method for producing a bedding product comprising at least a foamed latex layer, said method comprising the steps of: —pouring liquid latex foam on a conveyor belt; —vulcanizing said liquid latex foam in a vulcanization station to obtain u vulcanized latex foam slab; —cutting said vulcanized latex foam slab to a desired length and / or width, characterized in that for at least partially vulcanizing said liquid latex foam electromagnetic waves with a frequency ranging between 1 and 50 Mhz are used.