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Ls Mtron Ltd patents


Recent patent applications related to Ls Mtron Ltd. Ls Mtron Ltd is listed as an Agent/Assignee. Note: Ls Mtron Ltd may have other listings under different names/spellings. We're not affiliated with Ls Mtron Ltd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "L" | Ls Mtron Ltd-related inventors


Electrolytic copper foil for lithium secondary battery and lithium secondary battery comprising the same

An electrolytic copper foil for a lithium secondary battery, wherein a curl indicator c of the electrolytic copper foil, which is defined as 1.21Δr+1.12Δcr+0.01Δg, is 0 or above and 4.0 or below, where Δr corresponds to an absolute value of a difference between roughness measured on a first surface of the electrolytic copper foil for a lithium secondary battery and roughness measured on a second surface thereof, Δcr corresponds to an absolute value of a difference between a chrome-deposited amount of an anti-corrosion layer formed on the first surface of the electrolytic copper foil for a lithium secondary battery and a chrome-deposited amount of an anti-corrosion layer formed on the second surface, and Δg corresponds to an absolute value of a difference between glossiness measured on the first surface of the electrolytic copper foil for a lithium secondary battery and glossiness measured on the second surface.. . ... Ls Mtron Ltd

Electrolytic copper foil, current collector comprising the same, electrode comprising the same, secondary battery comprising the same, and method for manufacturing the same

An electrolytic copper foil, a current collector including the same, an electrode including the same, a secondary battery including the same and a method for manufacturing the same which can secure secondary batteries with high capacity maintenance. The electrolytic copper foil includes a first surface and a second surface opposite to the first surface, wherein each of the first and second surfaces has a peak count roughness rpc of 10 to 100.. ... Ls Mtron Ltd

Easily handleable electrolytic copper foil, electrode comprising the same, secondary battery comprising the same, and method for manufacturing the same

An easily handleable electrolytic copper foil securing a highly durable secondary battery, an electrode including same, a secondary battery including same, and a method of manufacturing same. The electrolytic copper foil including first and second surfaces includes a copper layer including a matte surface facing the first surface and a shiny surface facing the second surface, a first protective layer formed on the matte surface of the copper layer, and a second protective layer formed on the shiny surface of the copper layer. ... Ls Mtron Ltd

Electrolytic copper foil for lithium secondary battery and lithium secondary battery comprising the same

An electrolytic copper foil for a lithium secondary battery, which is applied as a negative electrode current collector of a lithium secondary battery, wherein after a thermal treatment at 300° c. For 30 minutes, the electrolytic copper foil for a lithium secondary battery has an elongation of 5% to 30%.. ... Ls Mtron Ltd

Electrolytic copper foil for lithium secondary battery and lithium secondary battery comprising the same

An electrolytic copper foil for a lithium secondary battery has yield strength of 30 kgf/mm2 to 60 kgf/mm2, a surface area ratio of 1 to 3, and a weight deviation of 3% or below.. . ... Ls Mtron Ltd

Electrolytic copper foil capable of improving capacity retention rate of secondary battery, electrode including the same, secondary battery including the same, and method of manufacturing the same

An electrolytic copper foil capable of improving a capacity retention rate of a secondary battery, an electrode including the same, a secondary battery including the same, and a method of manufacturing the same. The electrolytic copper foil, which includes a first surface and a second surface opposite the first surface, includes a copper layer including a matte surface facing the first surface and a shiny surface facing the second surface, and a first protective layer on the matte surface of the copper layer, wherein the first surface has a peak density (pd) of 3 to 110, a texture coefficient [tc(220)] of a (220) plane of 1.32 or less, and a surface roughness (rz) of 0.5 to 2.7 μm.. ... Ls Mtron Ltd

Electrolytic copper foil, electrode comprising the same, secondary battery comprising the same, and method for manufacturing the same

An electrolytic copper foil capable of securing a secondary battery having a high capacity retention rate, an electrode including the same, a secondary battery including the same, and a method of manufacturing the same. The electrolytic copper foil, which includes a first surface and a second surface opposite to the first surface, includes a copper layer including a matte surface facing the first surface and a shiny surface facing the second surface, and a first protective layer on the matte surface of the copper layer, wherein the first protective layer includes chromium (cr) and the first surface of the electrolytic copper foil has an adhesion factor of 1.5 to 16.3.. ... Ls Mtron Ltd

Energy storage device

An energy storage device includes: an external terminal having any one of positive and negative polarities and including a protrusion and a first terminal; a case having a polarity opposite to the external terminal and including an extension; a substrate disposed to surround an outer circumference of the protrusion of the external terminal through a hole formed at a center thereof; and a connection member located at an upper surface of the substrate and coupled to the first terminal of the external terminal, wherein the first terminal and the substrate are connected by means of the connection member, and the extension is connected to the substrate. Since positive and negative electrodes of the energy storage device are electrically connected to a substrate having a cell balancing function without a harness or any other member, it is possible to improve the economic feasibility and productivity of the energy storage device module.. ... Ls Mtron Ltd

Electric energy storage device having improved terminal structure

An electric energy storage device has an inner terminal disposed in a cylindrical metal case and connected to an electrode of a bare cell, wherein the inner terminal includes a plate-shaped terminal body having a circular outer circumference; at least one electrolyte impregnation hole formed through the terminal body in a thickness direction; a flange located at the outer circumference of the terminal body and extending perpendicular to a plane of the terminal body; and a spacer formed to protrude at a periphery of at least one impregnation hole among the impregnation holes or formed by protruding a part of the plane of the terminal body.. . ... Ls Mtron Ltd

Electrical energy storage apparatus having improved coupling structure of internal terminal

An electric energy storage device in which a cell assembly having electrode leads is installed in a metal case. The electric energy storage device includes an internal terminal formed with a support, connection ribs and thorough portions, and the electrode leads include a part of electrode leads compressed by the support and the connection ribs of the internal terminal and a part of electrode leads located at the thorough portions of the internal terminal to maintain a shape thereof.. ... Ls Mtron Ltd

External terminal, having structure for preventing leakage of electrolyte, for electric energy storage device

An external terminal for an electric energy storage device, which is coupled to an upper end of a cylindrical metal case to cap the metal case and has a hollow formed at a center thereof so that a safety valve is installed therein, wherein the metal case includes an outer part exposed to the outside in an erect state in a normal direction and an inner part positioned below the outer part, and wherein the inner part includes a first surface adjacent to the hollow and a second surface stepped higher than the first surface (112a) toward the outer part (111).. . ... Ls Mtron Ltd

Optical connector

An optical connector includes: a receptacle assembly to be coupled to a substrate; a cover coupled to the receptacle assembly; a photoelectric element array coupled to the receptacle assembly; and a plug assembly inserted into a reception groove formed at the receptacle assembly, so as to be movably coupled to the receptacle assembly, wherein the cover includes a support member for supporting the plug assembly connected to the photoelectric element array by pressing the plug assembly.. . ... Ls Mtron Ltd

Shift actuator for tractor

A transmission actuator for tractor includes: a motor which provides power; rails which are movable by operating the motor; a rail sensor which detects a neutral state of the rails; a position sensor which detects a movement displacement of the rails; and a rotation sensor which is mounted to the motor to detect the number of revolutions of the motor.. . ... Ls Mtron Ltd

Tractor

A tractor includes a cabin composed of a plurality of frames; a vehicle body installed at an lower portion of the cabin and composed of a guide bar, an engine and a transmission to supply power; links connecting the cabin and the transmission at a front portion; first and second front elastic cylinders installed at one side of the links; and first and second rear elastic cylinders connecting the cabin and the transmission at a rear portion.. . ... Ls Mtron Ltd

09/28/17 / #20170278641

Energy storage device having improved heat-dissipation characteristic

An energy storage device having improved heat-dissipating includes a cell assembly formed by connecting at least two cylindrical energy storage cells in series, a case having an accommodation portion shaped corresponding to an outer surface of the energy storage cells to accommodate the cell assembly, and a heat-dissipating pad installed between an outer surface of the energy storage cells of the cell assembly and an inner surface of the accommodation portion, wherein the case includes at least two case blocks, and wherein the accommodation portion is formed by coupling the case blocks.. . ... Ls Mtron Ltd

08/10/17 / #20170229254

Ultra capacitor module

An ultra capacitor module includes a first ultra capacitor having a first polar terminal provided with a screw thread a formed on an outer peripheral surface, a second ultra capacitor having a second polar terminal provided with a screw thread a formed on an outer peripheral surface, and a connecting member having a screw hole b formed corresponding to the screw thread a on an inner peripheral surface through which the first polar terminal is inserted from one side and the second polar terminal is inserted from the other side to connect the first and second ultra capacitors in series and having a gas emission hole formed from a center to an outer surface.. . ... Ls Mtron Ltd

04/27/17 / #20170117552

Electric copper foil, and current collector for lithium secondary battery and lithium secondary battery including the same

An electric copper foil is applied as a current collector for a lithium secondary battery, and in a peak curve with respect to a (111) plane appearing on an x-ray diffraction analysis graph (a graph in which an x-axis variable is a diffraction angle 2θ and a y-axis variable is an intensity of a diffracted x-ray) in a state where the electric copper foil is not thermally treated, the electric copper foil has a full width at half maximum (fwhm) of 0.08 or above and 0.15 or below.. . ... Ls Mtron Ltd

01/05/17 / #20170005339

Copper foil for current collector of lithium secondary battery

A copper foil for a current collector of a lithium secondary battery is configured such that a nodule cluster having an inter-nodule aspect ratio of 0.001 to 2 is provided at a matte side formed on one surface of the copper foil, in aspect of a crystal structure, a ratio of a texture coefficient of a (200) surface to a sum of texture coefficients of a (111) surface and the (200) surface is 30 to 80%, the copper foil has a water contact angle of 90 deg or below, and impurity spots existing at the surface of the copper foil have a maximum diameter of 100 [mu]m or less, and a minimal spacing distance between the impurity spots is 1 cm or more.. . ... Ls Mtron Ltd








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