A flux-cored wire for electro gas arc welding is provided to improve strength, elongation and toughness of the weld metal and obtain excellent welding workability with respect to steel plates with a wide width and a thickness of 25 to 70 mm, and an electro gas arc weld metal manufactured using the flux-cored wire for electro gas arc welding is provided. As a flux-cored wire for electro gas arc wel...

PURPOSE: A method for manufacturing a semiconductor device is provided to improve stability and reliability of operation by forming a stable metal contact irrespective of increase of topology of the device. CONSTITUTION: A first interlayer dielectric covering a bit line and a storage node contact plug penetrating the interlayer dielectric are formed on a substrate. A capacitor oxide layer is forme...

PURPOSE: A bonding clamp for electronic induction is provided to improve the accuracy of a cable connection operation by clamping both sides of the cable through a perforation hole of the cable sheath. CONSTITUTION: A main body has a slot. A fixing block(15) is fixed to one side of the body by the fixing bolt. A bonding groove is formed on the center of the fixing block. A connection bolt(19) is i...

The injection system comprises a high-pressure pump (7) having at least one pumping element (18) operated in a reciprocating manner by means of corresponding intake and discharge strokes. Each pumping element (18) is equipped with a corresponding intake valve (25) in communication with an intake line (10), fed by a low-pressure pump (9). An on-off solenoid valve (27) is positioned on the intake li...

PURPOSE: A cubic ytterbia-stabilized zirconia electrolyte is provided to maintain high power density at a temperature of 800 °C or less while securing long term stability and durability and to ensure high ion conductivity. CONSTITUTION: A cubic ytterbia-stabilized zirconia electrolyte comprises a composition of (Yb_2O_3)_x(Sc_2O_3)_y(ZrO_2)_(1-x-y), the capacity of a whole stabilizer(Yb2O3+Sc2O3) ...

An underground wall finishing member is provided to be not influenced as the moisture and dew condensation by maintaining the interval between a panel member and a concrete structure wall. An underground wall finishing member is composed of a fixing bar member(10) which is comprised of a hollow bar(11) and an adjustment bar(12) screwed in the hollow bar to adjust the interval with a wall, a clip m...

PURPOSE: A frame scaffolding for railroad track is provided to reduce manpower required for dismantlement and installation of a frame scaffolding by being easily moved using an auxiliary wheel unit and a guide member. CONSTITUTION: A frame scaffolding(100) for railroad track comprises a main wheel unit and an auxiliary wheel unit(200). The main wheel unit is guided along the longitudinal direction...

A device and a method for measuring the temperature and agitating conditions for a milk chilling apparatus are provided to determine whether milk is agitated by using temperature difference measured by a temperature sensor adhering to the milk chilling apparatus. A device for measuring the temperature and agitating conditions for a milk chilling apparatus comprises a plurality of temperature senso...

The purpose of the invention is to provide a film formation apparatus capable of forming an EL layer with a high purity and a high density, and a cleaning method. The invention is a formation of an EL layer with a high density by heating a substrate 10 by a heating means for heating a substrate, decreasing the pressure of a film formation chamber with a pressure decreasing means (a vacuum pump suc...

PURPOSE: A fitting of a corrugated pipe is provided to maintain seal with a packing and hanging sill by assembling a metal pipe with a fitting. CONSTITUTION: A fitting(10) of a corrugated pipe comprises a corrugated tube connector(11), an elbow(13), a metallic pipe fitting(14), and a ground wire connecting unit. The fitting of a corrugated tube rotates a corrugated tube(12) spirally, and joins the...

PURPOSE: An angular velocity measurement device using displacement sensor and exciter is provided to calculate accurately the arbitrary size of angular velocity using the laser sensor. CONSTITUTION: The shaker(110) is installed in the upper end of the bed(100). The laser sensor(122) forms the column(120) to be separated with shaker. The laser sensor examines laser in the upper end of shaker. The m...

An actuator device includes a drive motor (12), gears (14,15,16,23) and pairs of rotary shafts. The gears are rotated by torque outputted from the drive motor. Each pair of rotary shafts corresponds to one of the gears. The rotary shafts in each pair extend from both axial sides of the corresponding gear, respectively. At least two of the rotary shafts (21,25) function as output shafts that are ca...

An apparatus and a method for forming a solder bump are provided to accurately transcribe a solder on a substrate by applying radio frequency oscillation to the solder and transcribing the solder to a underlying bumping metal in the substrate. Molten solder(140) is implanted onto a template(120) and the solder is solidified. The template and a substrate(110) are aligned to each other. Radio freque...

PURPOSE: A method for removing a residual solder of a template for forming a solder bump and the method for forming the solder bump are provided to prevent damage to a surface of the template by removing the remaining solder by the etching. CONSTITUTION: An etching layer is coated in one side of a template(10) except for an inner circumference of cavities(12) by a stencil printing. A molten solder...

A template for producing a solder bump is provided to perform smooth solder bumping of wifer without fault in transfer from a solder ball to electrode pad of wafer. A template(10a) for producing solder bump comprises a plurality of cavities(12) for filling a solder. When the template is turned upside down, an anti-sagging apparatus is provided to prevent sagging of solder balls(30a) from the cavit...