Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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).

Abstract: A frame apparatus for agricultural vehicles includes an engine frame configured to support an engine of an agricultural vehicle; and at least one of a front frame and a rear frame connected to each of a working machine and the engine frame to support the working machine is mounted in the agricultural vehicle, wherein at least one of the front frame and the rear frame is detachably connected to the engine frame.

Abstract: The injection molding machine includes a fixed platen, a moveable platen moving forward and backward by a toggle link, a base plate supporting the toggle link, a driving part for mold clamping to operate the toggle link, a driving part for mold thickness adjustment to adjust a mold thickness, and a control unit to calculate a movement distance gap before a clamping process by controlling the driving part for mold thickness adjustment to move the base plate backward and then move the base plate forward to a target movement position based on a fold amount of the toggle link, and control the driving part for mold thickness adjustment using a value obtained by deducting the movement distance gap from the fold amount of the toggle link when producing a clamp force.

Abstract: An optical module includes optical transmission member, optical element, substrate, electrode pad between the optical element and external circuit, and optical block including optical transmission member mounting portion. The optical transmission member mounting portion is formed on the optical block in optical axis direction such that optical transmission efficiency is the maximum. A manufacturing method of the optical module includes mounting and electrically connecting the optical element on one face of the substrate, calculating a position on a 2-dimensional plane of optical input/output point of the optical element, forming base material of the optical block to impregnate the optical element onto the substrate, forming the optical transmission member mounting portion at the position on the 3-dimensional plane of the optical input/output point calculated in the former step on the base material, and mounting the optical transmission member on the optical transmission member mounting portion.

Abstract: 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.

Abstract: 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.

Abstract: 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.

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 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: 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.

Abstract: Disclosed is a micro universal serial bus (USB) connector. The micro USB connector according to the present disclosure may include a receptacle contact including a plurality of pins, a receptacle insulator coupled to one surface of the receptacle contact, a support plate disposed on an opposite side to the receptacle contact across the receptacle insulator, and being clear of a part opposite to a pin as a power terminal of the receptacle contact, and a receptacle shell covering an exterior of the receptacle insulator where the receptacle contact and the support plate are supported.

Abstract: An internal antenna having a wideband characteristic includes a printed circuit board, a first antenna unit fed with electricity from a feeding unit of the printed circuit board, and a second antenna unit spaced apart from the first antenna unit by a predetermined distance and indirectly fed with electricity by means of coupling to the first antenna unit, wherein the second antenna unit is indirectly fed with electricity with a phase difference from the first antenna unit due to an electric distance from a feeding point of the first antenna unit.

Abstract: A resonator for a vehicle, which reduces intake noise by using a resonance chamber for frequency tuning, includes an outer pipe having a first outer pipe with an inlet for introducing external air and a second outer pipe with an outlet for discharging the air introduced into the inlet to outside, an inner pipe disposed inside the outer pipe and having a plurality of slits for giving a passage of air, and an expansion pipe inserted between the outer pipe and the inner pipe to partition a space between the outer pipe and the inner pipe into a plurality of spaces and thus partition the resonance chamber into a plurality of regions.