Abstract: A multi-type receptacle connector includes a receptacle insulator, main receptacle contacts arranged at the receptacle insulator to provide an electric contact point corresponding to a universal plug connector, sub receptacle contacts additionally installed at both sides of the main receptacle contacts to give an additional contact point, and a receptacle shell surrounding at least a part of the receptacle insulator, wherein the sub receptacle contacts are arranged at the same height as the main receptacle contacts and disposed at a relatively inner side in the insertion direction of a plug connector in comparison to the main receptacle contacts.

Abstract: Disclosed is an electrical energy storage device provided with a metallic casing to receive a bare cell and first and second terminals located outside of the metallic casing corresponding to each electrode of the bare cell, including a plate-like member provided on at least one of the first and second terminals, an inner terminal contacting the plate-like member to form the boundary between the inner terminal and the plate-like member, and a laser welded portion formed along the boundary between the inner terminal and the plate-like member to connect the plate-like member with the inner terminal.

Abstract: Disclosed is a photoelectric wiring module which includes: a substrate; a frame mounted on the substrate; an optical device package configured to perform photoelectric conversion or electro-optic conversion of a signal; an optical control device configured to control an operation of the optical device package; and an optical transmission line configured to transmit an optical signal that is emitted from the optical device package or incident on the optical device package. Electrical terminals are disposed on the frame, the optical device package is mounted on the frame, and the optical control device is disposed within the frame and mounted on the substrate.

Abstract: A hydrostatic mechanical transmission according to the disclosure includes: a hydrostatic transmission which transmits power generated in an engine using a pump and a motor; a main transmission unit which transmits the engine power to a final driving unit through a driving shaft; a complex planetary gear which synthesizes and transmits the engine power transmitted from the hydrostatic transmission and the main transmission unit; and an automatic manual sub-gearshift which receives the synthesized engine power from the complex planetary gear so as to perform a transmission function and transmits the engine power to the final driving unit.

Abstract: Disclosed is an electrical energy storage device provided with a metallic casing to receive a bare cell and first and second terminals located outside of the metallic casing corresponding to each electrode of the bare cell, including a plate-like member provided on at least one of the first and second terminals, an inner terminal contacting the plate-like member to form the boundary between the inner terminal and the plate-like member, and a laser welded portion formed along the boundary between the inner terminal and the plate-like member to connect the plate-like member with the inner terminal.

Abstract: Disclosed is an electrical energy storage device provided with a metallic casing to receive a bare cell and first and second terminals located outside of the metallic casing corresponding to each electrode of the bare cell, including a plate-like member provided on at least one of the first and second terminals, an inner terminal contacting the plate-like member to form the boundary between the inner terminal and the plate-like member, and a laser welded portion formed along the boundary between the inner terminal and the plate-like member to connect the plate-like member with the inner terminal.

Abstract: An energy storage device includes an electrode unit in which a cathode having a cathode lead, an anode having an anode lead, and a separator located between the cathode and the anode to separate the cathode and the anode from each other are rolled together; a housing receiving the electrode unit; an electrolyte filled in the housing; an inner terminal arranged in the housing to face the electrode unit; and an outer terminal connected to the inner terminal. A groove is formed in a side of the inner terminal, and a side protrusion is formed on an inner wall of the housing at a location corresponding to the groove.

Abstract: Disclosed is a terminal connecting device for an energy storage module including a busbar having a body portion formed of a plate having a predetermined length stepped at both ends, and a cell terminal mounting portion having an insert hole at each end of the body portion, and a fastening member formed of a plate to secure the busbar by a screw connection with a cell terminal through the insert hole of the busbar, the fastening member having a nut body portion with a hollow at the center and the outer periphery processed in the shape of a nut, and a nut screw portion having a screw thread formed along the inner periphery of the hollow of the nut body portion, wherein the height of the step of the body portion of the busbar corresponds to the thickness of the nut body portion of the fastening member.

Abstract: A screw control method of an injection molding machine including a barrel into which a resin is inserted, a screw installed to be rotatable inside the barrel, a check ring on a rear side of a screw head, and a controller controlling operations of the screw includes: measuring an amount of resin to be injected and inserting the resin into the barrel until the amount of resin reaches the measured amount of resin; completing the measurement while melting the inserted resin through rotation of the screw; stopping the rotation of the screw after completing the measurement of the resin; after retracting the screw of which the rotation is stopped a pre-set distance, advancing the screw a pre-set distance; and performing injection molding of the melted resin by advancing the screw, where the rotation, advance, and retraction operations of the screw are made according to control signals of the controller.

Abstract: A hydrostatic mechanical transmission according to the disclosure includes: a hydrostatic transmission which transmits power generated in an engine using a pump and a motor; a main transmission unit which transmits the engine power to a final driving unit through a driving shaft; a complex planetary gear which synthesizes and transmits the engine power transmitted from the hydrostatic transmission and the main transmission unit; and an automatic manual sub-gearshift which receives the synthesized engine power from the complex planetary gear so as to perform a transmission function and transmits the engine power to the final driving unit.

Abstract: Disclosed is a terminal connecting device for an energy storage module including a busbar having a body portion formed of a plate having a predetermined length stepped at both ends, and a cell terminal mounting portion having an insert hole at each end of the body portion, and a fastening member formed of a plate to secure the busbar by a screw connection with a cell terminal through the insert hole of the busbar, the fastening member having a nut body portion with a hollow at the center and the outer periphery processed in the shape of a nut, and a nut screw portion having a screw thread formed along the inner periphery of the hollow of the nut body portion, wherein the height of the step of the body portion of the busbar corresponds to the thickness of the nut body portion of the fastening member.

Abstract: A copper foil for a current collector of a lithium secondary battery has a crystalline structure, in which a ratio of the sum of texture coefficients of a (111) surface and a (200) surface to the total sum of texture coefficients of the (111), (200) and (220) surfaces is 60 to 85%, a ratio of the texture coefficient of the (111) surface to the total sum of texture coefficients of the (111), (200) and (220) is 18 to 38%, a ratio of the texture coefficient of the (200) surface thereto is 28 to 62%, and a ratio of the texture coefficient of the (220) surface thereto is 15 to 40%. The copper foil has surface roughness (Rz-JIS) of 2 ?m or less, weight deviation of 3% or less, tensile strength of 30 to 40 kgf/mm2, elongation of 3 to 20%, and thickness of 1 to 35 ?m.

Abstract: Disclosed is a MIMO/diversity antenna high isolation including a printed circuit board, a plurality of antenna elements, a current conversion element connected with a common ground of the printed circuit board apart from the antenna elements at a predetermined distance, wherein the current conversion element is coupled with the antenna elements to induce an electric current from the antenna elements into the antenna elements again via the common ground.

Abstract: A carbon negative electrode material for a lithium secondary battery includes: a core carbon material; and a coated layer covering the core carbon material and comprising a carbon coating material and carbon fiber.

Abstract: A copper foil for a current collector of a lithium secondary battery has a crystalline structure, in which a ratio of the sum of texture coefficients of a (111) surface and a (200) surface to the total sum of texture coefficients of the (111), (200) and (220) surfaces is 60 to 85%, a ratio of the texture coefficient of the (111) surface to the total sum of texture coefficients of the (111), (200) and (220) is 18 to 38%, a ratio of the texture coefficient of the (200) surface thereto is 28 to 62%, and a ratio of the texture coefficient of the (220) surface thereto is 15 to 40%. The copper foil has surface roughness (Rz-JIS) of 2 ?m or less, weight deviation of 3% or less, tensile strength of 30 to 40 kgf/mm2, elongation of 3 to 20%, and thickness of 1 to 35 ?m.

Abstract: An energy storage device includes positive and negative electrodes; positive and negative lead wires connected to the positive and negative electrodes, respectively; a separator composed of unit fibers and positioned between the positive and negative electrodes to electrically insulate the positive and negative electrodes from each other; a housing accommodating the positive and negative electrodes and the separator; an electrolyte received in the housing; and positive and negative terminals connected to the positive and negative lead wires, respectively, wherein an electrolyte permeability index of the separator is larger than an electrolyte permeability index of the electrodes, and the unit fibers of the separator are arranged irregularly so that pores formed in the separator have cross sections of polygonal shapes. Using this energy storage device, the electrolyte of electrodes that gives a direct influence on electric capacity is not depleted.