60results about How to "Ensure electrical continuity" patented technology

An EMI shielding spacer gasket assembly for interposition under a predetermined compressive load within an electronics enclosure between a first surface and an oppositely-disposed second surface of the enclosure. The assembly includes a frame member and an electrically conductive, elastomeric member extending along at least a portion of the perimeter of the frame member as retained on a corresponding peripheral edge surface thereof. The elastomeric member has an outboard side which is compressible axially under the compressive load for providing an electrically conductive pathway between the surfaces of the enclosure. In an uncompressed orientation, the outboard side of the elastomeric member exhibits elongate upper and lower bearing portions which are disposed at a spaced-apart radial distance from the frame member to define a corresponding bending moment arm. Each of the bearing portions is angularly deflectable relative to the moment arm to effect the compression of the elastomeric member under a relatively low compressive load.

A resilient EMI shielding and / or environmental sealing gasket for interposition between a first interface surface and an oppositely-disposed second interface surface. The gasket is formed of an elongate body of indefinite length which extends along a longitudinal axis. The body includes base and apex surfaces, and opposing first and second lateral surfaces which extend intermediate the base and apex surfaces. The base surface itself extends along the length the body as configured for proximally supporting the gasket on the first interface surface. The apex surface, in turn, extends radially from the longitudinal axis for distal contact with the second interface surface, and further extends along the longitudinal axis as defining a first waveform profile characterized as having a first periodic series of alternating first high and low amplitude intervals. The second lateral surface also extends along the longitudinal axis as defining a second waveform profile which is disposed generally transverse to the first waveform profile and which is similarly characterized as having a second periodic series of alternating second high and low amplitude intervals. The gasket so formed is deformable under a predetermined compressive force between the first and second interface surfaces into a stressed orientation characterized in that the body is deflected intermediate the base and apex surfaces.

An air filtration system includable in and for HVAC equipment includes one or more intense field dielectric filter units and a field charging unit retained in a support structure or cabinet by a removable door which includes control circuitry and contactors engageable with corresponding contact members on a filter unit and the field charging unit for supplying high voltage DC potential to the respective units. Each filter unit includes a filter core comprising a stacked array of filter elements formed of dielectric sheets interconnected by elongated spaced apart ribs forming flow passages. The field charging unit and the filter units are removable from the support or cabinet for cleaning or replacement by opening or removing the door. An interlock switch and a field shorting mechanism are actuated during servicing or replacement of the system components.

A coaxial connector with locking by snap-fastening, the connector comprising two complementary connector elements each comprising a tubular body forming a ground contact and containing a central contact, which central contact is male in one of the bodies and female in the other and is held in the corresponding body by means of insulation, wherein a first one of the connector elements has a retaining member suitable for exerting a radial force on the second connection element which is arranged in such a manner that said radial force generates an axial force on the second connector element tending to press it axially against a bearing surface of the first connector element, and wherein the body of one of the connector elements has a member inserted therein that forms an internal ground contact and that is suitable for coming into contact with an inner wall of the body of the other connector element while exerting relatively strong contact pressure thereagainst.

A spark plug including: a central electrode including an upper end and a lower end; an insulating part including an upper portion and a lower portion and surrounds the central electrode so that the lower end of the central electrode extends beyond the lower portion of the insulating part; and a cap including an upper portion and a lower portion that has an end section and that surrounds the insulating part so that the lower portion of the insulating part extends beyond the lower portion of the cap. The insulating part includes an annular groove, on the external periphery thereof, on the lower end of the cap, and the lower end section of the cap is placed in the groove.

A multilayer hose made of plastics material for transporting highly solvent chemicals such as paint, the hose including, from the inside to the outside, a polyamide / polyolefin alloy layer, a polyurethane-based adhesive layer, a flexible plasticized layer of polyvinyl chloride, and tubular reinforcement in contact with the polyvinyl chloride.

The invention discloses a device and a method for measuring the stress evolution in a metallic thin film when a current is loaded. A sample placing device is provided, and current loading is realized through the wire contact between the metallic thin film and the sample placing device. A metallic thin film sample is placed in a dovetail-shaped groove in a metallic material placing platform, the metallic thin film sample is in wire contact with metallic placing platform by gravity to ensure that the metallic thin film and the metallic placing platform are conductive, the Joule heat and the electric creep curvature of the metallic thin film change when the current is applied, and then a plurality of laser stress measurement devices are used to measure the stress evolution in the metallic thin film when the current is loaded. No external force is applied on the thin film sample to realize in-situ measurement of the stress evolution in the metallic thin film when the current is loaded and consequently analyzes the creep deformation behavior of the metallic thin film in a heat / force / electricity multiple coupling field. The method has the advantages of simplicity, accuracy, etc.

The invention provides an anisotropic conductive film, which can be firmly adhered to an electronic component and a circuit board by hot pressing at a low temperature without damaging the circuit board, and can achieve good electrical connection. Insulate and penetrate the conductive channel 2 of the film substrate 1A in the thickness direction of the film substrate, and the two ends 2a and 2b of each conductive channel are exposed to the top surface and the back surface of the film substrate, wherein the film substrate 1A is mainly composed of the following formula: (I) The polycarbodiimide copolymer composition of the structure represented: wherein m represents an integer of 2-50; n represents an integer of 1-30; x represents an integer of 1-10; A represents a urethane bond; R1 represents An alkylene group; R2 represents an aromatic diisocyanate residue; and R3 represents an aromatic monoisocyanate residue.

The invention provides a voltage-sharing shielding ring hyper-frequency signal lead-out device in a basin-type insulator, which is used for leading out a hyper-frequency signal of a GIS (Gas Insulated Switchgear). The device comprises a conductive lead-out rod arranged inside a bolt mounting hole of the basin-type insulator to be electrically connected with a voltage-sharing shielding ring, insulated fixed sleeves sleeving on the outer side of the conductive lead-out rod to insulate the conductive lead-out rod from an outer casing and insulate the conductive lead-out rod from an outer conductor of a monitoring device, and metal conductive bands arranged on the outer surface of the insulated fixed sleeves and capable of being electrically connected with the outer casing. The invention is used in the fields of partial discharge monitoring and fault diagnosis, avoids the phenomena that the sensitivity of an external sensor of the GIS is poor and an internal sensor of the GIS affects the insulativity, and provides the signal lead-out device; the structures of all the components of the device are simpler, the assembly of the components and the operation of integrally mounting with the GIS are comparatively convenient and fast, and the purpose that the GIS is monitored more precisely, conveniently and quickly can be achieved.

The invention relates to the technical field of printed wiring board chemical nickel-phosphorus-plated alloys, particularly to a chemical nickel-phosphorus-plated alloy solution and a method for applying the same to a printed wiring board to deposit a nickel-phosphorus alloy. The chemical nickel-phosphorus-plated alloy solution includes organic disulphides and polysulfides and inorganic polysulfides, and specifically contains but is not limited alkyl disulphides and derivatives thereof, thiuram and derivatives thereof, thiazole and derivatives thereof, and thiourea and derivatives thereof. The content of a sulfide accelerator in a chemical nickel plating solution is 0.05 to 50 ppm, can satisfy an actual production nickel depositing rate requirement, can prevent the nickel-phosphorus alloy deposited on a copper-based circuit from diffusion plating or skip plating, and can still keep nickel-phosphorus alloy deposition activity after aging of a bath solution.

The invention provides a sealed battery which can guarantee conduction between a power generator and a cover body without generating a welding defect. A lithium ion secondary battery includes a battery container (7). The battery container (7) houses an electrode winding body, on which positive and negative electrode plates are wound via separators, together with a non-aqueous electrolytic solution. A positive electrode tab is bonded to a positive current collector ring (4) arranged at an upper side of the electrode winding body. A battery lid (18) to be a positive electrode external terminal is crimped and fixed to the battery container (7). The battery lid (18) has a diaphragm in which a cleaving valve (12) is formed. A coupling part is bonded to the diaphragm, and a stack lead (9) with a plurality of thin plates being laminated is bonded to the coupling part. In the stack lead (9), a total sum t of thicknesses of the thin plates is not more than a thickness T of the coupling part. Melting from the stack lead (9) to the coupling part by laser irradiation is optimized.

PROBLEM TO BE SOLVED: To provide a liquid crystal display device which has less display defects due to a multi-gap step, a manufacturing method for a liquid crystal display device, and electronic equipment. SOLUTION: A transflective type liquid crystal display device having a display region including a plurality of pixels having reflection region and transmission regions, is characterized in that: the reflection regions and transmission regions are arranged in stripes across pixel arrays of pixels arrayed in the display region in one direction; a 1st substrate has thick layer portions arranged in the reflection regions and thin layer portions arranged in the transmission regions, and also has step portions formed having oblique surfaces on borders between the thick layer portions and thin layer portions in the display region and layer thickness regulating layers having specified relaxation portions outside the display region; and 1st electrodes are formed on the layer thickness regulating layers and extended to outside the display regions respectively, and at least, 1st electrodes formed in reflection regions and transmission regions of the same pixel array are connected on relaxation portions. COPYRIGHT: (C)2006,JPO&NCIPI

The present invention discloses a mending joint of photoelectric complex of submarine cable, which comprises a barrel and cover plates arranged on two ends of barrel. The submarine cable passes through the cover plates and is jointed in the barrel. Each cover plate is provided with a sealing fixing piece. A group of conductive tension rods which is electrically connected with the sealing fixing piece is installed between the sealing fixing piece and the barrel. The submarine cable in the barrel is provided with two inner barrels which cooperate with each other. A two-component resin is provided in the two inner barrels. The external surface of barrel is provided with an optical cable joint package. The optical cable is connected with the optical cable joint package through the barrel. The two-component resin is provided in the optical cable joint package. The mending joint according to the invention has the advantage that two ends of submarine cable are fixed as the sealing fixing piece is installed. The disconnection of joint of submarine cable under external force function is prevented. The electric connection between the armoured steel wires at two ends of submarine cable is ensured through the installation of conductive tension rod. As an optical cable joint package is provided, the optical fiber is connected with the joint package through the barrel and guarantees the electric connection of optical cable. The installation of double-component resin has the functions of corrosion prevention and waterproof sealing.

First, a solid-state electrolyte layer that has conductivity for ions of one of hydrogen and oxygen is formed. After that, a dense layer made of an electrode material that has electron conductivity, catalyst activity to accelerate the electrochemical reaction, and a characteristic of allowing permeation of ions and / or atoms of the other one of hydrogen and oxygen is formed on a surface of the electrolyte layer. Then, a fuel cell structure that includes the electrolyte layer and the dense layer is built. After that, the electrochemical reaction is caused to progress by supplying a fuel and oxygen to the fuel cell structure, so that in the dense layer, many micropores extending through the dense layer in the film thickness direction are created due to the generated water that is created between the electrolyte layer and the dense layer.

A spark plug including: a central electrode including an upper end and a lower end; an insulating part including an upper portion and a lower portion and surrounds the central electrode so that the lower end of the central electrode extends beyond the lower portion of the insulating part; and a cap including an upper portion and a lower portion that has an end section and that surrounds the insulating part so that the lower portion of the insulating part extends beyond the lower portion of the cap. The insulating part includes an annular groove, on the external periphery thereof, on the lower end of the cap, and the lower end section of the cap is placed in the groove.

As an anisotropic conductive film capable of firmly adhering to an electronic component and a circuit board and achieving good electrical continuity by thermal compression bonding at a low temperature at which the circuit board is not deteriorated, an anisotropic conductive film is provided, which has a plurality of conductive paths 2 insulated from each other and penetrating the film substrate 1A in the direction of the thickness of the film substrate, both ends 2a and 2b of each conductive path being exposed to the top and back faces of the film substrate, wherein the film substrate 1A is mainly composed of a polycarbodiimide copolymer having a structure represented by formula (I) below: R.sub.3--NCNR.sub.2--NCN.paren close-st..sub.nR.sub.2--AR.sub.1--O--CO--O.- paren close-st..sub.mR.sub.1--A--R.sub.2.sub.xNCN--R.sub.2.paren close-st..sub.nNCN--R.sub.3 (I) wherein m represents an integer of 2-50; n represents an integer of 1-30; x represents an integer of 1-10; A represents a urethane bond; R.sub.1 represents an alkylene group; R.sub.2 represents an aromatic diisocyanate residue; and R.sub.3 represents an aromatic monoisocyanate residue.

The invention discloses a photoelectric composite submarine cable repair joint, which comprises a cylinder and cover boards arranged on two ends of the cylinder, the submarine cable penetrates the cover boards and jointed in the cylinder, the cover board is provided with an airproof fixation piece, a set of electricity conductive drawbars electrically connected with the airproof fixation piece is arranged between the airproof fixation piece and the cylinder, the submarine cable in the cylinder is provided with two mutual assorted inner cylinders, a double components resin is arranged in the two inner cylinder, the outer surface of the cylinder is provided with an optic cable joint package, the optic cable is connected with the optic cable joint package through the cylinder, a double components resin is arranged in the optic cable joint package, the invention has the advantages that: due to the setting of the airproof fixation piece, two fault ends of the submarine cable is fixed, the cutting of the submarine cable in the joint position under an outside force action is avoided; the setting of the electricity conductive drawbars ensures the electric communication between the jacket steel wire of the two submarine cable fault ends; due to the setting of the optic cable joint package, the optic cable is connected with the optic cable joint package through the cylinder and ensures the electric communication of the optic cable; the setting of the double components resin plays the role of anti-corrosion, waterproof, and airproof.

The invention discloses a crack propagation signal calibration device and method based on a DCPD method. The crack propagation signal calibration device comprises a cavity body, a cavity body base anda plastic slice, the cavity body is arranged at the top of the cavity body base, the shape of the cavity body is of a cuboid structure, a cavity enclosed by cavity walls of the cavity body is a cuboid inner cavity, gaps are vertically formed in the middle of the front wall and the middle of the rear wall correspondingly, scales are arranged on the two sides of the gaps in the length direction correspondingly, the cuboid inner cavity is filled with liquid metal, and the plastic slice can be inserted into the gaps to cut the liquid metal. According to the crack propagation signal calibration device and method based on the DCPD method, the condition that the liquid metal is cut to be capable of simulating crack propagation intuitively and vividly through the liquid state of the liquid metalat the normal temperature and the performance of certain fluidity of the liquid metal is utilized, an intuitive representational method for simulating crack propagation signals is provided for researching and developing a crack monitoring instrument based on the DCPD method, wherein the method can be used repeatedly, the advantages of stable performance and repeatable operation are achieved, and the manufacturing cost of the crack monitoring instrument based on the DCPD method is greatly lowered.

The embodiment of the invention discloses a fingerprint identification module comprising a metal ring including a top surface, a bottom surface, an inner side surface, and an outer side surface. The top surface is a highlight surface; PVD layers are arranged on an external surface, the inner side surface, and the outer side surface; and a nickel-plated layer is arranged on the bottom surface. In addition, the embodiment of the invention also discloses a terminal. Therefore, the ground impedance of the fingerprint module can be guaranteed and thus EDS testing can be done successfully.

The invention relates to an antenna for a contactless smart card, arranged on an insert intended to be integrated in said smart card having a certain relative vertical or horizontal positioning tolerance T between the insert and the body of the card, said smart card being provided with an embossing area comprising lines of characters embossed in relief, at least one antenna coil being situated opposite the embossing area, wherein said coil comprises at least one pair of paths situated in the embossing area and connected in parallel, said paths being configured in such a way that at least one of same remains at least partially situated outside of the embossed character area whatever the relative position of the insert and the antenna of same allowed by the tolerance T.

A cover plate structure of a lithium battery belongs to the technical field of lithium battery components. The structure comprises a cover plate body which is provided with a pressure relief explosion-proof hole; a pressure relief explosion-proof mechanism which is arranged on one side, back to the lithium battery shell, of the cover plate body; a positive pole which is arranged at the left end ofthe cover plate body, and a negative pole which is arranged at the right end of the cover plate body. The structure is characterized in that an insulating base plate, anode and cathode lead sheets are arranged below the cover plate body; the insulating base plate is attached to the downward side of the cover plate body, and a lithium battery core positioning protection box is arranged in the middle; an explosion-proof vent hole is formed in the middle of a bottom plate of the lithium battery core positioning protection box, explosion-proof air outlet holes are formed in the periphery, a positive pole column insulation pad is fixed to the left end of the cover plate body and corresponds to the position below a positive pole column, and a negative pole column insulation pad is fixed to theright end and corresponds to the position below a negative pole column. Electrical isolation and insulation are reliable, the lithium battery core is firmly fixed, the service life is long, and electrolyte is prevented from flowing around; the electrical conduction effect is ensured, and the cost is reduced; electrolyte is convenient to inject; and detection and maintenance measures are rapidly taken for the whole lithium battery.

The invention relates to a device for electrochemical treatment, locally in particular, of a conductor substrate by movement across said substrate, which can be used in every position, including a head, a shaft, an electrolyte inlet and outlet each including a flexible pipe, and two peristaltic pumps mounted on the electrolyte inlet and outlet, the head of said device being removable from said shaft, the pumps being connected to a brushless motor and the device also comprising a flowmeter for adjusting and controlling the flow in the inlet portion of said head.

An integrated circuit (IC) cell may include first and second semiconductor regions, and parallel electrically conductive lines extending above the first and second semiconductor regions. The IC cell may further include electrically conductive line contacts electrically connected to the parallel electrically conductive lines, and may include at least one first line contact between the first semiconductor region and a corresponding end of the IC cell, and at least one second line contact between the first semiconductor region and the second semiconductor region. Adjacent ones of the electrically conductive lines may be respectively coupled to one of the at least one first line contact and to one of the at least one second line contact.

The invention relates to a novel integrated high-voltage circuit on-off connection system. The system comprises a high-voltage power supply, a high-voltage load and a high-voltage on-off connection device; the high-voltage power supply is electrically connected with the high-voltage on-off connection device through a high-voltage connection terminal; the high-voltage load is electrically connected with the high-voltage on-off connection device through the high-voltage connection terminal; and the high-voltage power supply and the high-voltage load are connected through a connecting interface of the high-voltage on-off connection device to form a high-voltage loop; the high-voltage on-off connection device comprises a plurality of assembly shafts and a plurality of contact bodies, the contact bodies are sequentially assembled on the assembly shafts at intervals, a conducting layer is arranged on the surface of each contact body, and the plurality of contact bodies can be in high-voltage conduction through the conducting layers after being in contact with one another; and a power source provides power for the assembly shafts, so that the assembly shafts can rotate or move and drive the contact bodies assembled on the assembly shafts to execute actions according to requirements. With the system adopted, high-voltage loop switching on and switching off is achieved. The system is highly integrated, is safe and stable in high-voltage switching on and switching off, enables smooth sliding contact, and can reduce noise.