Abstract: The present disclosure is directed to an agricultural tractor. In an agricultural tractor according to the present disclosure, a steering unit is coupled to a coupling target in a power supply room. According to the present disclosure, the efficiency of the assembly of a cabin and a transmission is maintained, and also vibration and noise are reduced in a boarding space.

Abstract: There is provided a method of operating an apparatus for parallel processing including multiple cores, comprising: searching for a zero core among the multiple cores performing multiplication calculations to process a first instruction, wherein the zero core includes at least one operand of the multiplication calculations performed by each of the multiple core that is zero; performing multiplication calculations in each of the multiple cores, wherein at least one zero core performs the multiplication calculations for same operands as operands of a non-zero core, wherein the non-zero core includes operand that is not zero; and comparing a calculation result of the at least one zero core with a calculation result of the non-zero core to determine whether calculation error has occurred.

Abstract: The present disclosure relates to a cooling device for a reducing agent dosing module, the cooling device including: a first cooling part connected to a reducing agent dosing module; and a second cooling part connected to a cooling fluid line, and configured to receive cooling fluid from the cooling fluid line; wherein the second cooling part is formed to have an inner diameter larger than that of the first cooling part so that the bubbles generated due to the vaporization of cooling fluid are discharged.

Abstract: Provided is a financial risk management system including: a liquidity risk management module configured to calculate and manage an adequate liquidity through volatility analysis of past actual cashflow of an economic unit versus a past planned cashflow, an interest rate risk management module configured to detect the degree of exposure to interest rate risk from financial asset information and financial debt information of the economic unit and measure and manage an interest rate risk of the detected exposure which varies according to domestic interest rate volatility, and a foreign exchange risk management module configured to detect the degree of exposure to foreign exchange risk from foreign-currency financial asset information, foreign-currency financial debt information, and international transaction information of the economic unit and measure and manage a foreign exchange risk of the detected exposure which varies according to foreign exchange rate volatility.

Abstract: A gas sensor includes a housing having an open portion at one side of the housing, a circuit board securely provided inside the housing, the circuit board defining a gas sensing space in the housing that communicates with the open portion of the housing, the circuit board having a sensing element located in the gas sensing space and configured to sense a specific gas, a holder provided inside the gas sensing space, and fixed to the housing, the holder having a through hole communicating with the open portion of the housing, and a filter provided inside the gas sensing space, and coupled to the holder or the housing so as to cover the through hole or the open portion.

Abstract: The present disclosure provides a technology that can increase a motor efficiency of a turbo blower permanent magnet motor by proposing a cooling structure for efficiently cooling a permanent magnet motor employed in a turbo blower. External air inlets provided at a motor casing of a turbo blower are formed at positions close to a closing ring between the closing ring and one side of a stator, each have a circular hole shape with the same diameter, and are coaxially formed with regular intervals on the outer surface of the motor casing.

Abstract: A button-type secondary battery includes a can including a lower side and an opened upper side; electrode assembly is mounted in the can, the electrode assembly including an electrode tab; a cap coupled to cover the upper side of the can, the electrode tab being electrically connected to the cap; a can holder to fix the can so that a top surface of the electrode assembly faces an upper side; a cap holder to grip the cap so that the cap rotates and ascends or descends; and a guide that is slidable toward the electrode tab so that an end of one side of the guide presses a predetermined point to form a bending point, at which bending of the electrode tab occurs when the electrode tab is bent.

Abstract: An apparatus for producing a cylindrical secondary battery cell including a battery can in which an electrode assembly and an electrolytic solution are accommodated, a cap plate coupled to the battery can, and a gasket located between the battery can and the cap plate includes: a support member into which the cylindrical secondary battery cell is inserted in a state where an end portion of the battery can and an end portion of the gasket are arranged to face a preset direction and the cap plate contacts the gasket; at least one fixing member configured to fix the cylindrical secondary battery cell moved to a preset position by the support member; and a forming member located over the cylindrical secondary battery cell fixed by the fixing member and rotating and pressing the end portion of the battery can to form a crimping portion.

Abstract: A tray assembly for loading a battery cap includes at least one first tray having a top surface, in which first grooves are provided, and a bottom surface, in which second grooves are provided, and at least one second tray having a top surface, in which third grooves are defined, and a bottom surface, in which fourth grooves are defined and disposed above or below the first tray. When the first tray is disposed above the second tray, each of the second grooves and each of the third grooves communicate with each other to provide a communication space. When the first tray is disposed below the second tray, each of the first grooves and each of the fourth grooves communicate with each other to provide a communication space. The battery cap is mounted in an erect state in the communication space provided by the first tray and the second tray.

Abstract: Provided is a financial risk management system including a liquidity risk management module configured to calculate and manage an adequate liquidity through volatility analysis of past actual cashflow of an economic unit versus a past planned cashflow, an interest rate risk management module configured to detect the degree of exposure to interest rate risk from financial asset information and financial debt information of the economic unit and measure and manage an interest rate risk of the detected exposure which varies according to domestic and foreign market interest rate volatility, and a foreign exchange risk management module configured to detect the degree of exposure to foreign exchange risk from foreign-currency financial asset information, foreign-currency financial debt information, and international transaction information of the economic unit and measure and manage a foreign exchange risk of the detected exposure which varies according to domestic and foreign exchange rate volatility.

Abstract: A gas sensor includes a housing having an open portion at one side of the housing, a circuit board securely provided inside the housing, the circuit board defining a gas sensing space in the housing that communicates with the open portion of the housing, the circuit board having a sensing element located in the gas sensing space and configured to sense a specific gas, a holder provided inside the gas sensing space, and fixed to the housing, the holder having a through hole communicating with the open portion of the housing, and a filter provided inside the gas sensing space, and coupled to the holder or the housing so as to cover the through hole or the open portion.

Abstract: The proposed technology relates to an oxygen sensor for a vehicle, the oxygen sensor including a housing, a sleeve coupled to the housing, a sensor element configured to determine an oxygen concentration and provided within an inner space defined by the housing and the sleeve, a contact terminal connected to the sensor element, a contact bush including an upper bush and a lower bush, and a positioning unit coupled with the contact bush and maintaining a gap between a circumference of the contact bush and an inner side surface of the sleeve. In particular, the contact bush is coupled with the sensor element and the terminal at the center of the sleeve, and movement due to external impact is prevented.

Abstract: A device for in vitro culture of embryos includes: an array having at least one well formed therein; and a bottom surface formed in the well and made of polydimethylsiloxane (PDMS). The use of the culture vessel having the well bottom surface made of PDMS has the effect of further increasing the blastocyst formation rate of embryos compared to the use of conventional arrays made of plastic.

Abstract: A microchip includes a first chamber and second chamber formed to a predetermined depth in a member made of polydimethylsiloxane (PDMS); and a channel (microchannel) connecting the first chamber to the second chamber. These components mimic in vivo organs which produce by selecting capacitated motile sperm from semen and causing the selected sperm to meet mature oocyte, and these components are capable of effectively producing motile capacitated good-quality sperms from sperms ejaculated outside the body.

Abstract: The proposed technology relates to an oxygen sensor for a vehicle, the oxygen sensor including a housing, a sleeve coupled to the housing, a sensor element configured to determine an oxygen concentration and provided within an inner space defined by the housing and the sleeve, a contact terminal connected to the sensor element, a contact bush including an upper bush and a lower bush, and a positioning unit coupled with the contact bush and maintaining a gap between a circumference of the contact bush and an inner side surface of the sleeve. In particular, the contact bush is coupled with the sensor element and the terminal at the center of the sleeve, and movement due to external impact is prevented.

Abstract: The present disclosure provides a block coupler for connecting block to block for septic tank and water treatment facility. The block coupler comprises a body having a flow path therein; an inflow part having an inflow hole formed on one side of the longitudinal ends of the body so as to communicate with the flow path; an outflow part having an outflow hole formed on the other side of the longitudinal ends of the body having the inflow part so as to communicate with the flow path; and a connecting part provided at the outer end of the body having the inflow part so as to prevent the body coupled to the block from being separated.

Abstract: An electrolyte includes an organic solvent and a cyclic ester compound that is substituted with a sulfonate group.

Abstract: A semiconductor device having a redistribution structure includes a redistribution layer provided on a semiconductor chip, and a passivation layer covering the redistribution layer while partially exposing the redistribution layer. The passivation layer has a thickness less than that of the redistribution layer.

Abstract: A microchip includes a first chamber and second chamber formed to a predetermined depth in a member made of polydimethylsiloxane (PDMS); and a channel (microchannel) connecting the first chamber to the second chamber. These components mimic in vivo organs which produce by selecting capacitated motile sperm from semen and causing the selected sperm to meet mature oocyte, and these components are capable of effectively producing motile capacitated good-quality sperms from sperms ejaculated outside the body.

Abstract: A device for in vitro culture of embryos includes: an array having at least one well formed therein; and a bottom surface formed in the well and made of polydimethylsiloxane (PDMS). The use of the culture vessel having the well bottom surface made of PDMS has the effect of further increasing the blastocyst formation rate of embryos compared to the use of conventional arrays made of plastic.