27 results about "Lead Conductor" patented technology

The invention provides a laminated inductor capable of suppressing reduction in reliability caused by structural defects such as cracks. This laminated inductor is provided with: a laminated body in which a plurality of insulating layers are laminated in a lamination direction, and which has a coil therein; and first and second external electrodes provided on the outer surface of the laminate and electrically connected to the coil. The coil is configured by electrically connecting a plurality of coil conductor layers stacked in a stacking direction. The plurality of coil conductor layers have M + N layers of first coil conductor layers that are continuous in the lamination direction. The first coil conductor layers each have a first parallel portion. The first parallel portions of the first coil conductor layers adjacent in the stacking direction are connected in parallel with each other via at least two conductive conductors. The M layers in the first coil conductor layers are first lead-out layers having first lead-out conductors, and the N layers are first non-lead-out layers having no first lead-out conductors. M is a natural number greater than 2, and at least one first non-lead-out layer exists between at least one group of first lead-out layers in the stacking direction.

To provide an electronic component in which noise in a relatively high frequency band can be suppressed.SOLUTION: In an electronic component 1, a coil CL includes a first end CL1 and a second end CL2. The first end CL1 is disposed inside an element body 2 and is connected to a first external electrode 5. The second end CL2 is connected to a second external electrode 6. A lead-out conductor 71 connects a portion of the path of the coil CL which is located between the second end CL2 and the first end CL1 to the second external electrode 6. The contact area between the lead-out conductor 71 and the second external electrode 6 is smaller than the contact area between the second end CL2 and the second external electrode 6.SELECTED DRAWING: Figure 2

The present invention provides a stator assembly and an electric machine to which the same is applied. The stator assembly includes: a stator core having stator slots, and the stator slots include a plurality of slot layers; and a stator winding inserted into the stator slots, and the stator winding includes a plurality of outer-layer conductors, a plurality of middle-layer conductors, a plurality of inner-layer conductors, and a plurality of lead conductors; in each branch of each phase winding, under each magnetic pole of one branch, a straight-segment portion of a first type of middle-layer conductor and a straight-segment portion of a second type of middle-layer conductor are circumferentially different by one stator slot and radially different by two slot layers, and another straight-segment portion of the first type of middle-layer conductor and another straight-segment portion of the second type of middle-layer conductor are circumferentially different by one stator slot and radially different by two slot layers. In the present invention, the voltage difference between conductors in different slot layers within the same stator slot is relatively low, reducing the voltage difference between conductors in different slot layers within the same slot, reducing the risk of breakdown of conductor insulation, and improving the reliability of the electric machine.

To provide a multilayer coil component which reduces the disconnection risk of a lead-out connection part, and a manufacturing method thereof.SOLUTION: A multilayer coil component 1 comprises a laminate 10, in which a plurality of insulation layers 31 are laminated and which includes an internal electrode, and first and second external electrodes 21 and 22 which are electrically connected to the internal electrode. The internal electrode includes: a coil 30 which is formed by electrically connecting a plurality of coil conductors 32 laminated together with the insulation layers 31; a first lead-out conductor 41 which connects the coil and the first external electrode; and a second lead-out conductor 42 which connects the coil and the second external electrode. The first and second lead-out conductors extend in a lamination direction L of the insulation layers. When a coil conductor directly connected with the first lead-out conductor is defined as a first coil conductor 132a and a coil conductor directly connected with the second lead-out conductor is defined as a second coil conductor 132d in the coil conductors, pore area rates of the first and second lead-out conductors and the first and second coil conductors are respectively 1.00% or more to 11.00% or less.SELECTED DRAWING: Figure 4

A method for manufacturing a tab lead comprising: a lead conductor having a first main surface and a second main surface opposite to the first main surface; and a resin portion that exposes both ends of the lead conductor and covers the first main surface, the second main surface, and both side surfaces between both the ends of the lead conductor, wherein a step for forming the resin portion includes filling a mold with a thermosetting composition.

A rotating electric machine that can be made thinner is provided. [Solution] In a rotating electric machine, a plurality of stator coils 22 are electrically connected by a crossover wire 55. The crossover wire 55 has an inner conductor portion 552 arranged inside the stator 2, a coil connection conductor portion 551 drawn from the stator coil 22 and connected to the inner conductor portion 552, and an external lead conductor portion 553 drawn from the inner conductor portion 552 to the outside of the stator 2. At least one wire holding member 5 is attached to the stator 2 and arranged inside the stator 2 to avoid the rotor. The inner conductor portion 552 is arranged inside the stator 2 while being held to a base portion 51 by a holding portion 52 of the wire holding member 5. The coil connection conductor portion 551 and the external lead conductor portion 553 are passed between two adjacent stator coils 22 among the plurality of stator coils 22.

A catheter includes a shaft defining a lumen and having a distal section. The shaft includes an inner member and a support member disposed on the inner member. The support member includes a proximal knitted portion and a distal knitted portion spaced apart by an intermediate non-knitted portion. The distal braided portion includes an outer surface. The proximal knit portion is coupled to the distal knit portion by an interconnecting wire of the intermediate portion. The shaft also includes an electrode on the distal section of the shaft, a tube extending along the shaft, and a lead conductor disposed within the tube and electrically coupled to the electrode. The tube extends radially below the proximal braided portion, extends on an outer surface thereof along the distal braided portion, and extends from below the proximal braided portion to the outer surface at the intermediate non-braided portion by an interconnecting wire.

Sheaths and methods of making sheaths are disclosed. An example sheath includes an elongated shaft defining a lumen along a longitudinal axis and having a distal section opposite a proximal section. The elongated shaft includes an outermost elongated support member coaxial with the lumen. The support member includes an outer side. A lead conductor is wrapped around the outer side of the support member at the distal section. A cover member is disposed over the lead conductor and the support member, the cover member and the lead conductor. A conductive portion of the lead conductor is exposed at a selected axial location in the distal section. An electrode is swaged against the cover member at the selected axial location and is electrically connected with the exposed conductive portion via mechanical compression.

Provided is a protecting device capable of avoiding an environmental burden, preventing an effect of reflow mounting on the rapid blowout property of a fuse element, and also reducing the cost. A protecting device 1 includes an insulating substrate 2, a first electrode 4 and a second electrode 5 provided on the insulating substrate 2, a fuse element 7 disposed on surfaces of the first electrode 4 and the second electrode 5 to electrically connects the first electrode 4 and the second electrode 5 to the fuse element 7, and a connecting conductor 8 connecting the first electrode 4 and the second electrode 5 to the fuse element 7, wherein the fuse element 7 is made of a lead-free conductor and has a liquidus point higher than the reflow heating temperature, and the connecting conductor 8 has a solidus point lower than the liquidus point of the fuse element 7 and below the reflow heating temperature.

In the multi-layer coil component, the lead conductor is exposed from the end surface of the element body and is connected to the external electrode provided on the end surface. When the lead conductor is led out to the end surface of the element body, the lead area can be easily increased as compared with the case where the lead conductor is led out to the side surface of the element body. Therefore, by connecting the coil and the external electrode via the lead conductor, high connectivity between the coil and the external electrode is achieved.

This invention provides a laminated coil component that improves the Q factor by reducing the DC resistance and eddy current losses of the coil. [Solution] The laminated coil component 1 comprises a base body 2 formed by stacking a plurality of layers 11 in a predetermined stacking direction, a coil 3 disposed inside the base body 2, an external electrode 4 disposed on the outer surface of the base body 2, and a lead conductor 5 that electrically connects the coil 3 and the external electrode 4. The lead conductor 5 has a plurality of end conductors 12 that extend between the outer surface of the base body 2 and the coil 3 at different positions in the stacking direction, and a plurality of connecting conductors 13 that linearly connect each of the plurality of end conductors 12 to the end of the coil 3.

Sheaths and methods of manufacturing the sheaths are disclosed. An example sheath includes an elongated shaft defining a lumen along a longitudinal axis and having a distal section opposite a proximal section. The elongated shaft includes an outermost elongated support member coaxial with the lumen. The support member includes an outer side. A lead conductor is wound around the outer side of the support member at the distal section. A cover member is disposed on the lead conductor and the support member, the cover member and lead conductor. A conductive portion of the lead conductor is exposed at a selected axial location in the distal section. An electrode is swaged against the cover member at the selected axial location and in electrical connection with the exposed conductive portion via mechanical compression.

This invention relates to coil components and methods for manufacturing the same. The invention provides a coil component comprising: a main body having a main surface; an inductor wiring conductor disposed within the main body; and a lead conductor disposed within the main body extending toward the main surface and electrically connected to the inductor wiring conductor. The lead conductor includes an end face exposed on the main surface of the main body and an extension integrally formed with the end face and disposed extending along the main surface.

Sheaths and methods of manufacturing the sheaths are disclosed. An example sheath includes an elongated shaft defining a lumen along a longitudinal axis and having a distal section opposite a proximal section. The elongated shaft includes an outermost elongated support member coaxial with the lumen. The support member includes an outer side. A lead conductor is wound around the outer side of the support member at the distal section. A cover member is disposed on the lead conductor and the support member, the cover member and lead conductor. A conductive portion of the lead conductor is exposed at a selected axial location in the distal section. An electrode is swaged against the cover member at the selected axial location and in electrical connection with the exposed conductive portion via mechanical compression.

A lead conductor according to the present invention is provided with: a conductor extending in a first direction; and an insulating film covering the outer peripheral surface of the conductor between a first end section of the conductor and a second end section of the conductor, the second end section being opposite to the first end section as viewed along the first direction, while exposing the first end section and the second end section. The conductor includes: a substrate made of copper or a copper alloy; and a surface treatment layer provided on the substrate. The insulating film is provided directly over the surface treatment layer. A first surface of the surface treatment layer in contact with the insulating film includes a region having an arithmetic average roughness Ra1 as defined in JIS B 0601:2001 of 0.05-0.3 μm along the first direction, and an arithmetic average roughness Ra2 as defined in JIS B 0601:2001 of 0.15-0.8 μm along a second direction perpendicular to the first direction, and in which Ra2 is greater than Ra1 by at least 0.1 μm.

A catheter is disclosed. The catheter includes an elongate shaft defining a lumen and having a distal end portion. The elongate shaft includes an outermost elongate support member coaxial with the lumen. The support member includes an outer side. An electrode is disposed on the distal end portion of the elongate shaft. An elongate tube extends longitudinally along the elongate shaft and interfaces with the support member along the outside. A lead conductor is disposed within the tube and electrically coupled with the electrode. A coupling member is disposed around an outer side of the tube and the support member such that the coupling member couples the tube to the support member.

The present invention discloses a battery cell center hole pin assembly, comprising a housing, at least one lead conductor, and an insulating sealant. The assembly can be sealed with the battery cell housing to form an annular cavity. This cavity can accommodate a center hole electrode assembly, wherein the lead conductor has contact areas at both ends of the needle-like structure for circuit expansion. This composite pin assembly enables polarity separation of cylindrical battery cells within the center hole of the electrode assembly, overturning the original design of using the battery cell housing and cover as positive and negative electrodes. This frees up space in the cylindrical battery cell that would otherwise be used for the insulating housing and cover, thereby increasing the cell's energy density.

A catheter is disclosed. The catheter includes an elongated shaft that defines a lumen and has a distal portion. The elongated shaft includes an outermost elongated support member coaxial with the lumen. The support member includes an outer portion. An electrode is positioned on the distal portion of the elongated shaft. An elongated tube extends longitudinally along the elongated shaft and is in interfacial contact with the support member along its outer portion. A lead conductor is positioned inside the tube and is electrically connected to the electrode. A coupling member is positioned around the tube and outside the support member so that the coupling member connects the tube to the support member.

According to the plasma lightning stroke protection device for the wind generating set, a blade unit comprises at least three blades, and each blade is provided with an electricity guiding conductor with at least two guiding needles; the sliding contact unit comprises a sliding ring, the sliding ring comprises at least three arc-shaped bodies evenly distributed in the circumferential direction, every two adjacent arc-shaped bodies are spaced through an insulator, and first wires electrically connected with the electricity leading conductors and the corresponding arc-shaped bodies are arranged in the blades. The ionization discharge unit comprises a cabin, a sliding block and a conductive electrode, the sliding block and the conductive electrode are arranged on the cabin and electrically connected, the sliding block abuts against the sliding ring, and the sliding block conducts electricity after making contact with the arc-shaped body and is powered off after making contact with the insulator; the grounding unit comprises a tower tube, the cabin is connected with the tower tube, and a grounding lead is arranged in the tower tube and communicated with the conductive electrode. According to the invention, the ionization discharge function is realized, the wind turbine generator is protected from lightning stroke, the damage of large current generated by direct lightning to blades and electrical equipment in a cabin is avoided, and the cost and the installation and maintenance difficulty are reduced.

A tissue resecting or other medical device includes a handle coupled to an elongated shaft. A radiofrequency (RF) electrode is carried at a distal end of the elongated shaft, and the electrode is moveable across a window in a sleeve or other component of the shaft. The shaft has an interior channel connectable to a negative pressure source to remove debris from the channel. A motor is carried by the handle and operatively coupled to the electrode for moving the electrode relative to the window. An electronic image sensor and lens are disposed at a distal end of the shaft, and a plurality of conductors may extend through the shaft to the image sensor. The image sensor, lens and sensor conductors are disposed within a first tubular member, and an LED or other light source is also positioned at a distal end of the shaft with LED conductors or leads extending through a second tubular member of the shaft to the LED.

A lead component includes: a lead conductor having a first main surface and a second main surface on the opposite side of the first main surface; and a resin portion covering the first main surface, the second main surface, and both side surfaces between both end portions of the lead conductor exposed in a first direction of the lead conductor, wherein the lead conductor includes a metal base material and a colored layer formed on at least a part of a surface of the metal base material, and wherein a normal reflectance of the colored layer is 0.3 or less when a total reflectance of barium sulfate is defined as 1.0 in an entire wavelength band of 220 nm or more and 850 nm or less.

To provide a rotating electric machine that can be made thinner. [Solution] In a rotating electric machine, a plurality of stator coils 22 are electrically connected by jumper wires 55. The jumper wires 55 have an inner circumference conductor portion 552 located inside the stator 2, a coil connection conductor portion 551 drawn out from the stator coils 22 and connected to the inner circumference conductor portion 552, and an external lead conductor portion 553 drawn out from the inner circumference conductor portion 552 to the outside of the stator 2. At least one conductor holding member 5 is attached to the stator 2, which is located inside the stator 2, avoiding the rotor. The inner circumference conductor portion 552 is located inside the stator 2, held by the holding portion 52 of the conductor holding member 5 on the base portion 51. The coil connection conductor portion 551 and the external lead conductor portion 553 are passed between two adjacent stator coils 22 among the plurality of stator coils 22.

To provide a method for manufacturing a tab lead capable of improving sealability in an electrochemical device, the tab lead, the electrochemical device, a battery, and a capacitor.SOLUTION: Provided is a method for manufacturing a tab lead having a lead conductor comprising a first main surface and a second main surface opposite to the first main surface, and a resin part covering the first main surface, the second main surface, and both side surfaces between both ends of the lead conductor while exposing both ends of the lead conductor. In the method, a step of forming the resin part includes filling a mold with a thermosetting composition.SELECTED DRAWING: None

To provide a multilayer inductor with which the inductance value and Q value are improved.SOLUTION: A multilayer inductor 1 comprises: an element body 10 having a first end surface 11 and a second end surface 12 opposed to each other in a first direction D1; a first external electrode 21 provided on the first end surface; a second external electrode 22 provided on the second end surface; an internal conductor 30 provided in the inside of the element body and wound around along a coil axis direction C orthogonal to the first direction; a first lead-out conductor 41 provided in the inside of the element body 10, for connecting the internal conductor and the first external electrode together; and a second lead-out conductor 42 provided in the inside of the element body, for connecting the internal conductor and the second external electrode together. When viewed in the planar perspective from the coil axis direction, a linear line extended from a first boundary 51 which is a boundary between the first lead-out conductor and the internal conductor in the first direction does not overlap a second boundary 52 which is a boundary between the second lead-out conductor and the internal conductor, and the second lead-out conductor has a curved shape protruding in a direction to separate from a linear line extended from the first boundary in the first direction.SELECTED DRAWING: Figure 3

The invention discloses an accelerating tube device and an electron accelerator, the accelerating tube device comprises an accelerating tube standard module, an insulating column, an electricity leading conductor and an electrode plate, the accelerating tube standard module comprises a ceramic tube, the inner surface of the ceramic tube is provided with a plurality of guide grooves, the shape of the insulating column is matched with that of the guide grooves, and the ceramic tube is provided with a plurality of electricity leading holes; the electrode plate comprises an electrode plate main body, the outer edge of the electrode plate main body is provided with a guide bulge, and the shape of the guide bulge is matched with that of the guide groove; the guide protrusions and the insulation columns are alternately arranged in the guide grooves in an overlapped mode, and each electrode slice is horizontally aligned with one electricity leading hole. The electricity leading conductor is electrically connected with the electrode slice through the electricity leading hole, and the electricity leading conductor and the electricity leading hole are sealed. The accelerating tube device is stable in structure, low in rejection rate, easy to install and operate and easy to produce, and the number of the accelerating tube modules can be adjusted to adapt to accelerating tubes with different voltage values.

The present invention provides a stator assembly and a motor to which the same is applied. The stator assembly includes: a stator core having stator slots, and the stator slots include a plurality of slot layers; and a stator winding inserted into the stator slots, the stator winding including a plurality of inner-layer conductors, a plurality of middle-layer conductors, a plurality of outer-layer conductors, and a plurality of lead conductors; wherein, under one magnetic pole of a branch winding, two lead conductors are circumferentially different from an inner-layer conductor by one stator slot, and under the remaining magnetic poles of a branch winding, a straight segment portion of an outer-layer conductor is circumferentially different from a straight segment portion of an inner-layer conductor by one stator slot, and another straight segment portion of the outer-layer conductor is circumferentially different from another straight segment portion of the inner-layer conductor by one stator slot. In the present invention, there are no axially nested coils in the innermost and outermost coil groups of the winding, the manufacturing process is simple, the efficiency is high, the coil forms are few, and the production cost is low.

The invention provides a laminated coil and a laminated coil array which can reduce the reduction of electrical characteristics. A first coil (21) provided inside the body (10) and including a plurality of first coil conductor layers (51) in the lamination direction; a second coil (22) including a plurality of second coil conductor layers in the lamination direction; a first external electrode (31) and a second external electrode (32) electrically connected to the first coil (21); and a second coil (22). And a third external electrode (33) and a fourth external electrode (34) electrically connected to each other, the first to fourth external electrodes being disposed on the bottom surface of the element (10), and the second coil (22) being provided farther from the bottom surface of the element (10) than the first coil (21) in the stacking direction, the second coil (22) being provided with: a first lead-out conductor (41) provided inside the element (10) and having a first lead-out section (41); connecting an end portion of a first coil conductor layer (51) closest to the bottom surface among end portions of the first coil (21) to a first external electrode (31); a second lead-out conductor (42) that is provided inside the element (10) and connects the other end of the first coil (21) and the second external electrode (32); a third lead-out conductor (43) that is provided inside the element and connects an end of a second coil conductor layer (52) closest to the bottom surface among the ends of the second coil (22) to a third external electrode (33); and a fourth lead-out conductor (44) that is provided inside the element (10) and electrically connects the other end of the second coil (22) to the fourth external electrode (34), the second external electrode (32), and the third external electrode (33).