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36results about How to "Easy to break down" patented technology

Fuse breakdown method adapted to semiconductor device

A plurality of pulses each having relatively low energy are consecutively applied to a subject fuse to cause breakdown, wherein the total energy of pulses is set in light of a prescribed breakdown threshold, which is calculated in advance. The subject fuse has a pair of terminals and an interconnection portion that is narrowly constricted in the middle so as to realize fuse breakdown with ease. A pulse generator generates pulses, which are repeatedly applied to the subject fuse by way of a transistor; then, it stops generating pulses upon detection of fuse breakdown. Side wall spacers are formed on side walls of fuses, which are processed in a tapered shape so as to reduce thermal stress applied to coating insulating films. In addition, pulse energy is appropriately determined so as to cause electro-migration in the subject fuse, which is thus increased in resistance without causing instantaneous meltdown or evaporation.
Owner:YAMAHA CORP

Preparation method of low-cost UMF resin adhesive used for E0-level plywood

The invention discloses a preparation method of low-cost UMF resin adhesive used for an E0-level plywood. The preparation method of the adhesive is simple and has good reproducibility, lower cost and long storage period. For serayah plywood and poplar plywood pressed by the adhesive, the bonding strength and the formaldehyde emission thereof conform to the requirements of the E0-level plywood. The preparation method adopts the technique of a strong acid method, urea is selected for adding by four batches; melamine is added by three batches; the urea is added by batches, which can play the role of regulating the molecular weight of resin, especially the third adding of the urea not only can degrade macromolecule parts in rearranged molecules, but also can reduce the content of ether linkage therein, thus reducing the formaldehyde emission.
Owner:NANJING TECH UNIV

Field effect transistor, marginal structure and relative manufacture method

The invention provides a field effect transistor, a marginal structure used for the field effect transistor and manufacture methods of the field effect transistor and the marginal structure. The field effect transistor comprises a transistor unit formed in an effective unit region and the marginal structure formed in a marginal region. The marginal structure comprises a plurality of groove-type isolation units which are sequentially distributed from inner side to outer side of the marginal region, wherein the starting groove-type isolation unit nearest to the inner side of the marginal region divides a body region of the field effect transistor into an effective body region and a suspension body region in electricity suspension, the starting groove-type isolation unit is connected with a grid region of the transistor unit in an electric coupling mode, and other groove-type isolation units are in electric suspension. The marginal region can not only well isolate the marginal region from the effective unit region so as to protect the transistor unit in the effective unit region against being influenced by carriers of the marginal region, but also solve the problem that the starting groove-type isolation unit is prone to breakdown, and has relatively high reverse breakdown voltage and good operation stability.
Owner:CHENGDU MONOLITHIC POWER SYST

Portable type manual rapid dismounting and assembling tool for card lock type anti-explosion tyre

InactiveCN103625226AEasy to carry in the carEasy to carryTyre repairingPush pullEngineering
The invention provides a portable type manual rapid dismounting and assembling tool for a card lock type anti-explosion tyre. The portable type manual rapid dismounting and assembling tool comprises a push-pull disc with a disc face located on the horizontal direction, wherein a central hole is formed in the center of the push-pull disc along the vertical direction; 3-16 strip-shaped through grooves are symmetrically formed in the disc face of the push-pull disc along the radial direction of the central hole; a bearing disc is arranged below the push-pull disc; rotary pin shafts are arranged at the edge of the bearing disc along the vertical direction; the quantity of the rotary pin shafts is the same as that of the through holes; each rotary shaft is correspondingly located below the inner side of the inner end of each through groove; each rotary shaft is connected with the inner end of a transverse beam in a mounting manner; a strip-shaped mounting groove is formed in each transverse beam along the axis direction. The invention aims to provide the portable type manual rapid dismounting and assembling tool for the card lock type anti-explosion tyre for the transportation safety of crawler-type vehicles; the portable type manual rapid dismounting and assembling tool is small in volume, is convenient to manually detach and assemble and is convenient to use and carry; the tyre can be detached conveniently, rapidly and safely and the labor is saved; tyre parts are not damaged and the working efficiency is high.
Owner:ACADEMY OF ARMORED FORCES ENG PLA

Heat sink structure double-carrier LED drive circuit package and manufacturing method thereof

The invention discloses a heat sink structure double-carrier LED (Light-Emitting Diode) drive circuit package and a manufacturing method thereof. The package comprises a power device and a control chip both fixed on base islands, the control chip is connected with the power device and an inner pin, the power device is connected with the inner pin, the inner pin is connected with an external pin, and sealant bodies are arranged on the base islands by plastic packaging; the base islands are two mutually isolated base islands, the power device is adhered on one base island through a conductive adhesive film, and the bottom surface of the base island, opposite to the power device, is located outside the sealant body; and an IC control chip is adhered on the other base island through an insulating adhesive film. The back surface of a wafer is coated with an insulation paste, the wafer is adhered on the base island after being cut into single crystalline grains, the power device is adhered on the other base island, and pressure welding, plastic packaging, curing and detection are carried out through the existing technology; the bottom surface of the first base island, without any adhered device, is located outside the sealant body, and thus, the heat sink structure double-carrier LED drive circuit package is obtained. The package can quickly dissipate a large amount of heat, the insulation paste is not liable to be broken down, and the insulation paste and the conductive adhesive are not interpenetrative to each other.
Owner:TIANSHUI HUATIAN TECH +1

Steel member splicing pretensioner and method for connecting component elements with pretensioner

The invention discloses a steel member splicing pretensioner which comprises a plate-shaped keel. The plate-shaped keel is longitudinally arranged. Rectangular arch grooves are formed in the lower portion of the plate-shaped keel. Fixing plates are horizontally clamped between the rectangular arch grooves of the plate-shaped keel. Two pairs of supporting side plates which are arranged upwards in an extending mode on the side faces of the plate-shaped keel on two side edges of the fixing plates are respectively and fixedly connected with two side faces of the plate-shaped keel. Rectangular through holes are defined by the upper surfaces of the fixing plates and two sides faces and the top faces of the rectangular arch grooves. Fixing through grooves are formed in the positions, corresponding to the rectangular through holes, of the fixing plates. The steel member splicing pretensioner has the advantages of being simple in structure, convenient to operate, strong in universality and capable of being used repeatedly. Meanwhile, the invention further provides a method for connecting component elements with the pretensioner, two thin elements (such as steel sheets) can be connected, and meanwhile the thicknesses and the directions of the component elements are not limited, and the problems of assembling, separating, lifting and the like of the component elements in a large steel structure equipment manufacturing industry are solved.
Owner:YELLOW RIVER ENG CONSULTING

A multi-point long-pin connector that is convenient to disassemble and assemble and disassemble method thereof

The invention relates to a multi-point long-pin connector which is convenient for disassembly and assembly and a disassembly method thereof, comprising a plurality of connector units and lifting screws, wherein among any adjacent upper and lower connector units, the upper The pin part exposed under the printed board in the unit cooperates with the jack part welded above the printed board in the lower connector unit. Two guide pins are arranged on the shell of the upper connector unit, and the lower connector unit There are two guide holes matched with the guide pins on the housing. In addition, there are threaded holes on the four corners of the upper connector unit housing. When the upper and lower connector units are separated, the lifting screws are inserted into the threaded holes. In the middle, and make the end of the pulling screw withstand the concave surface of the lower connector unit housing, the present invention adds guiding structural elements in the structural design to ensure the precise positioning of the connector during assembly, greatly improving the manufacturability of assembly, and even Realize blind insertion, and realize reliable, stable, efficient and low-cost equipment assembly.
Owner:BEIJING RES INST OF TELEMETRY

Adsorption type efficient waste gas purification device based on magnetic particles

The invention discloses an adsorption type efficient waste gas purification device based on magnetic particles, and belongs to the technical field of waste gas treatment. According to the adsorption type efficient waste gas purification device based on the magnetic particles, a plurality of high-strength adsorption balls are adsorbed through an electromagnet disc to form an adsorption layer; the adsorption layer can be rotated, and blockage caused by non-uniform adsorption degree of the adsorption layer in each direction is avoided; meanwhile, different magnetic adsorption areas are sequentially arranged on the electromagnet disc from inside to outside, the magnetic adsorption areas are sequentially powered off from outside to inside during use according to the time limit, falling of the high-strength adsorption ball from outside to inside is realized, furthermore, uniform utilization of the high-strength adsorption balls laid inside and outside is further fully achieved, and adsorption blockage is avoided. When the falling high-strength adsorption balls are desorbed, breakage of the adsorption materials at the outer ends of the magnet balls is completed in combination with certaintemperature and rotary collision shearing, and subsequent collection and utilization of the magnet balls and the adsorption materials are facilitated.
Owner:黄龙标

Protective device for protecting pins of electrolytic capacitor

The invention discloses a protective device for protecting pins of an electrolytic capacitor. The protective device comprises two protective sleeves with elastic deformation and an external member, wherein the external member is used for being suspended on an electrolytic capacitor body; an accommodating slot for accommodating each pin is formed in each protective sleeve; the accommodating slots are arranged along the axial directions of the protective sleeves; a leaf spring is arranged between the two protective sleeves; and two ends of the external member are hinged with the opposite side walls of the two protective sleeves respectively. According to the protective device, two pins of the electrolytic capacitor are inserted into the two accommodating slots of the protective sleeves respectively, so that the risk that the two pins of the electrolytic capacitor are bent in the transport process or broken down in an electric field environment is avoided. The external member is suspended on the electrolytic capacitor body, so that, on one hand, connection of the protective sleeves and the electrolytic capacitor body is reinforced and slipping is avoided; and on the other hand, the problem that the pins are distorted due to a relative motion of the electrolytic capacitor body and the protective sleeves is solved.
Owner:重庆宗申电器有限公司

A protection device for protecting electrolytic capacitor pins

The invention discloses a protective device for protecting pins of an electrolytic capacitor. The protective device comprises two protective sleeves with elastic deformation and an external member, wherein the external member is used for being suspended on an electrolytic capacitor body; an accommodating slot for accommodating each pin is formed in each protective sleeve; the accommodating slots are arranged along the axial directions of the protective sleeves; a leaf spring is arranged between the two protective sleeves; and two ends of the external member are hinged with the opposite side walls of the two protective sleeves respectively. According to the protective device, two pins of the electrolytic capacitor are inserted into the two accommodating slots of the protective sleeves respectively, so that the risk that the two pins of the electrolytic capacitor are bent in the transport process or broken down in an electric field environment is avoided. The external member is suspended on the electrolytic capacitor body, so that, on one hand, connection of the protective sleeves and the electrolytic capacitor body is reinforced and slipping is avoided; and on the other hand, the problem that the pins are distorted due to a relative motion of the electrolytic capacitor body and the protective sleeves is solved.
Owner:重庆宗申电器有限公司

Winding device for ship hull in-shore anchoring

The invention discloses a coiling device for ship hull anchoring on the shore, which comprises a fixing plate, a first fixing hole is arranged on the fixing plate, a second fixing hole is arranged on the fixing plate, a third fixing hole is arranged on the fixing plate; There is a limit piece on the plate, and the limit piece is vertically arranged. The bottom of the limit piece is provided with a bottom buckle, the top of the limit piece is provided with a top buckle, and the outer wall of the limit piece is provided with a fixed block. The buckle is set on the top of the fixed block, and the bottom buckle is set on the bottom of the fixed block; the limit sheet and the outer peripheral surface of the fixed block are fitted with a winding column, the bottom of the winding column is provided with a bottom ring, and the upper part of the winding column is provided with a With top ring. The invention is convenient to set the winding column, and can be firmly installed on the two ends of the winding column through the bottom ring and the top ring; the chain used for anchoring the hull to the shore can be wound on the outer peripheral surface of the winding column, thereby facilitating anchoring .
Owner:沈红如

Lifting system of pneumatic motor with excellent operating conditions

InactiveCN109704243ANot weak lifting characteristicsEasy to adjust arcLifting devicesPneumatic motorLift system
The invention discloses a lifting system of a pneumatic motor with excellent operating conditions. The lifting system of the pneumatic motor is provided with locking equipment; the locking equipment is provided with a first connecting roller body, a second connecting roller body and a pair of connecting pieces; the pair of connecting pieces are arranged on two edges of a horizontal rod; a positioning port is formed in the horizontal rod; the first connecting roller body is inserted in the positioning port; two other ends are detachably connected with the pair of connecting pieces; two ends ofthe second connecting roller body are detachably connected with the pair of connecting pieces; the first connecting roller body and the second connecting roller body are both lead screws; the first connecting roller body is inserted in first through ports in the pair of connecting pieces, and the pair of connecting pieces are connected to the horizontal rod by thread grooves; and the second connecting roller body is inserted in second through ports of the pair of connecting pieces, and is positioned with the pair of connecting pieces by thread grooves face to face. The lifting system of the pneumatic motor prevents the problems of incapability of lifting devices to a correct target and incapability of meeting operation specifications due to higher constraint of the operation compatibilityin the prior art.
Owner:西安智星语知识产权服务有限公司

Apparatus for fixing vehicle roof bar

The present invention relates to an apparatus, for fixing a vehicle roof bar, comprising: a long roof bar (10) horizontally disposed on a vehicle roof with a gap therebetween and having screw threadsformed on both end parts; two cushioning materials (20) which come in close contact with both window frames of a vehicle, respectively, have an L-shaped cross section, and comprise a resilient material; two hooks (30) which are respectively fixed to both window frames, of the vehicle, with the cushioning material (20) therebetween, have an L-shaped cross section, and comprise metal or hard plastic; two brackets (40) which have both end parts of the roof bar (10) passing therethrough and protruding, have the outer lateral sides being supported by the two hooks (30), respectively, are fixed upright on the vehicle roof with a gap therebetween, and have a staple-shaped cross section; two supports (50) which are supported on the vehicle roof, have a dome-shaped groove (52), having a semicircular cross section, on the upper end part, are positioned right below the brackets (40), have a plurality of protruding portions (54) on the lower end, and comprise a resilient material; and two dome-headed bolts (60) which have a dome head (62) having a semicircular cross section and being inserted into the groove (52) of the support (50), have a screw thread formed on a body, and are screw-coupledto the roof bar (10) by means of the brackets (40) when assembled.
Owner:尹一植 +1

Enterprise management method

The invention relates to the technical field of enterprise management, in particular to an enterprise management method, which comprises a server and a plurality of clients, and is characterized in that the server is provided with a database, and the clients are in communication connection with the server. The specific management method comprises the following steps: inputting enterprise information, inputting an overall target, decomposing the overall target, issuing sub-targets, formulating a requirement criterion, formulating an assessment system, uploading a project result to a server, formulating a reward and punishment command, adjusting a task target in real time, feeding back the task target to each user side, setting a database by the server, and inputting various information of an enterprise; enabling the clients to be in communication connection with the server, so that information interaction and command uploading and issuing can be realized; and decomposing the overall target through the server, so that target decomposition can be realized conveniently. The implementation mode of issuing the target task and feeding back the task by the personnel is beneficial to checking the implementation situation, and rewards and punishment measures are formulated according to the implementation situation to adjust the task target, thereby ensuring the implementation of the overall target.
Owner:常州欧镨瑞特信息科技有限公司

Environment-friendly renewable wall coating and preparation process thereof

The invention discloses an environment-friendly renewable wall coating and a preparation process thereof, which relate to the technical field of building coatings. The environment-friendly renewable wall coating comprises the following components in parts by weight: 85-110 parts of fibers, 25-50 parts of a negative ion material, 40-60 parts of water-soluble vegetable gelatin powder, 2-8 parts of an inorganic filler, 5-15 parts of inorganic toner, 10-20 parts of white corundum powder, 20-40 parts of propylene glycol methyl ether acetate, 5-15 parts of an initiator, 15-25 parts of a nonionic surfactant, 3-10 parts of a softener, 2-8 parts of a finishing agent, 0.2-0.8 part of a mildew preventive, and 80-130 parts of deionized water. The strength of the wall coating, the smooth degree of the surface of the wall coating and the purification capacity of the wall coating are conveniently adjusted by controlling the proportion of the fibers, the softener and the negative ion material, the environmental protection property of the wall coating is further enhanced by arranging the wood fibers, the bamboo fibers and the cotton fibers which are all environment-friendly materials, and through the negative oxygen ion liquid made of the negative ion material, the effects of decomposing formaldehyde, purifying air, removing smoke smell, preventing moisture and insulating sound are conveniently achieved.
Owner:杜红坤

Steel member splicing pretensioner and method for connecting component elements with pretensioner

The invention discloses a steel member splicing pretensioner which comprises a plate-shaped keel. The plate-shaped keel is longitudinally arranged. Rectangular arch grooves are formed in the lower portion of the plate-shaped keel. Fixing plates are horizontally clamped between the rectangular arch grooves of the plate-shaped keel. Two pairs of supporting side plates which are arranged upwards in an extending mode on the side faces of the plate-shaped keel on two side edges of the fixing plates are respectively and fixedly connected with two side faces of the plate-shaped keel. Rectangular through holes are defined by the upper surfaces of the fixing plates and two sides faces and the top faces of the rectangular arch grooves. Fixing through grooves are formed in the positions, corresponding to the rectangular through holes, of the fixing plates. The steel member splicing pretensioner has the advantages of being simple in structure, convenient to operate, strong in universality and capable of being used repeatedly. Meanwhile, the invention further provides a method for connecting component elements with the pretensioner, two thin elements (such as steel sheets) can be connected, and meanwhile the thicknesses and the directions of the component elements are not limited, and the problems of assembling, separating, lifting and the like of the component elements in a large steel structure equipment manufacturing industry are solved.
Owner:YELLOW RIVER ENG CONSULTING

Antifuse element, method for manufacturing antifuse element, and semiconductor device

The application discloses an antifuse element, a manufacturing method of the antifuse element and a semiconductor device. The antifuse element includes a first conductive layer, a second conductive layer, and a dielectric layer disposed between the first conductive layer and the second conductive layer, and the antifuse element also includes: a first conductive protrusion disposed on The side of the first conductive layer close to the dielectric layer, and the width of the end of the first conductive protrusion away from the first conductive layer is smaller than the width of the first conductive layer. According to the antifuse element, the manufacturing method of the antifuse element, and the semiconductor device of the present application, the power consumption of the antifuse element can be reduced, and the reliability of the antifuse element can be improved.
Owner:SEMICON MFG INT (SHANGHAI) CORP

Power MOS (metal oxide semiconductor) component for transversely diffusing metallic oxides

The invention discloses a power MOS (metal oxide semiconductor) component for transversely diffusing metallic oxides, comprising a P-type trap layer and an N-type light dope layer, which are arranged in a P-type substrate layer, wherein the N-type light dope layer comprises a first N-type light doping area, a second N-type light doping area and a P-type light doping area; the doping density of the first N-type light doping area is higher than that of the P-type light doping area; the doping density of the P-type light doping area is higher than that of the second N-type light doping density; the first N-type light doping area is arranged above the second N-type light doping area; and the P-type light doping area is arranged in the central area of the first N-type light doping area in the horizontal direction, and the P-type light doping area is arranged at the low medium part in the central area of the first N-type light doping area in the vertical direction and contacted with the surface of the second N-type light doping area. The power MOS component improves the breakdown voltage and reduces the specific on-resistance of a device, and improves the response time and the frequencycharacteristic of the device greatly.
Owner:SUZHOU VOCATIONAL UNIV

Low-voltage Anti-fuse element

A low-voltage anti-fuse element is provided with a first gate dielectric layer and a first gate sequentially disposed on a substrate. A first ion-doped region is formed in the substrate on one side of the first gate. The first gate includes a body portion and a sharp corner portion extending and gradually reducing from one side of the body portion both adjacent to the first gate dielectric layer. During the operation, the principle of higher density of charges at sharp corners is utilized. When the write voltage is applied between the first gate and the first ion-doped region, a portion of the first gate dielectric layer below the sharp corner portion is liable to break down. Therefore, the breakdown voltage is reduced to achieve the purpose of reducing current consumption, while decreasing the gate area, the element size and production costs.
Owner:YIELD MICROELECTRONICS CORP
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