baber/WOPTO huggingface dataset:
Patent KR-20040003595-A (KR)
Title: Circuit for detecting oscillation error
Inventor: KIM SA HYEON
IPC: H03B5/02
Filed: 2002-07-03
Abstract: PURPOSE: A circuit for detecting an abnormal oscillation is provided to improve the abnormal oscillation due to noise by investigating and comparing DC(Direct Current) components. CONSTITUTION: A DC component detector filters an oscillation input signal to detect a DC component and outputs an output value(Xdc) of the detected DC component. An abnormal status detector is comprised of a first calculation amplifier(OP_amp1), a second calculation amplifier(OP_amp2), and an OR gate. An upper reference voltage(up_ref) outputted from resistor columns(R1,R2) connected to a power voltage terminal is inputted to a non-inverting terminal(+) of the first calculation amplifier(OP_amp1). The output value(Xdc) of the DC component is inputted to an inverting terminal(-) of the first calculation amplifier(OP_amp1). A bottom reference voltage(bottom_ref) outputted from resistor columns(R2,R1) connected to a ground terminal is inputted to a non-inverting terminal(+) of the second calculation amplifier(OP_amp2). The output value(Xdc) of the DC component is inputted to an inverting terminal(-) of the second calculation amplifier(OP_amp2). The OR gate performs an OR operation on an amplified value outputted from the first and second calculation amplifiers(OP_amp1,OP_amp2) to output an abnormal status detecting signal(Detect_out).
Patent KR-20040006843-A (KR)
Title: Double Pedal for Bass Drum
Inventor: YUN SANG JAE
IPC: G10D13/02
Filed: 2002-07-16
Abstract: PURPOSE: A double pedal used for a base drum is provided to allow a drum player to freely align a snare drum by removing parts of a double pedal, which are interrupted with the snare drum. CONSTITUTION: A double pedal includes a main pedal section(100), an auxiliary pedal section(200) and a connection shaft(300) for transferring rotational force of the auxiliary pedal section(200) to the main pedal section(100). The main pedal section(100) has a base plate(101), a first pedal(103) connected to the base plate(101) through a hinge(102), a lever(105) having a rotating shaft(104), a first column(106) upwardly extending from the base plate(101), a second column(107) position in opposite to the first column(106), a first beater rotating shaft(161) rotatably coupled to the first column(106), a first beater(163) fixed to the first beater rotating shaft(161), a first beater rotation converting unit(160), a second beater rotating shaft(171), a second beater(173) fixed to the second beater rotating shaft(171) and a second beater rotation converting unit(170).
Patent KR-20040008930-A (KR)
Title: OPC drum unit for photoelectric printer
Inventor: BAEK CHUNG GUK
IPC: G03G15/02
Filed: 2002-07-19
Abstract: PURPOSE: A photosensitive drum unit of an electrophotographic printer is provided to prevent the surface of a photosensitive drum from being damaged. CONSTITUTION: A photosensitive drum unit of an electrophotographic printer includes a photosensitive drum, a housing(120), a handle(150), and a shutter(144). The photosensitive drum is rotatively placed inside the housing. The housing has an opening for exposing a part of the photosensitive drum to the outside. The handle is rotatively set at the outside of the housing. The shutter is connected to the handle to selectively open/close the opening of the housing according to the rotation of the handle. The photosensitive drum unit further includes a guide rail(123) located in the housing. The shape of the shutter is flexibly changed such that the shutter is moved along the guide rail.
Patent KR-20040009494-A (KR)
Title: Structure for assembling the cover in a rf module
Inventor: MUN UNG HAN
IPC: H05K5/03
Filed: 2002-07-24
Abstract: PURPOSE: A cover assembly structure is provided to achieve improved productivity by permitting the cover to be assembled onto the PCB in a convenient manner, while protecting chip components mounted on the PCB from thermal damages. CONSTITUTION: An RF module comprises a PCB(10) on which a plurality of chip components are mounted; and a cover(20) disposed on the PCB in such a manner that the electromagnetic wave generated from the chip components from being radiated to the outside. The PCB has grooves(14,18) corresponding to leads(24,28) formed front, rear, left and right rims of the cover. A mounting portion(4) is formed at each of the grooves of the PCB in such a manner that a certain part of the end of the lead gets caught at the mounting portion.
Patent KR-20040012387-A (KR)
Title: Tearing into Apparatus of Standard Plastic Garbage Bag
Inventor: KIM GIL SU
IPC: B09B3/00
Filed: 2002-08-03
Abstract: PURPOSE: A plastic bag shredding apparatus is provided which prevents blades and devices from being damaged by solid materials such as metal and glass bottle and prevents safety accident from being occurred by fragments of the solid materials by constructing the blades so that blades for shredding plastic garbage bag are folded and unfolded. CONSTITUTION: The apparatus comprises a bag shredding machine(50) for shredding plastic garbage bag (B); and a chain conveyor(60) installed at a lower part of the bag shredding machine(50) to transfer the plastic garbage bag (B) to discharge port(7), wherein the bag shredding machine(50) comprises a driving motor(30), and a rotation plate(10) in which cutout grooves are formed on plate rotated with being fixed to rotation shaft(32) of the driving motor(30), and on which blades are mounted in such a way that the blades are reconverted by return springs after being retracted into the cutout grooves, wherein a catchment tank(70) is installed at a lower part of the chain conveyor(60) to receive moisture discharged from the plastic garbage bag (B), wherein the bag shredding machine(50) further comprises a fixed plate(20) which is installed on an upper part of the rotation plate(10) and fixed to a main body of the driving motor(30), one side of which is rotationally connected to a fixed shaft(95), and another side of which is connected to an inclination adjusting means(80) comprising sheave(82), weight(84) and rope(86) to adjust an inclination angle of the bag shredding machine(50), and wherein the chain conveyor(60) comprises angles(65) mounted on an upper part of a base plate(64) transferred in the state that the plastic garbage bag (B) is rested on the base plate(64), and a piling preventing projection(65a) is upwardly projected on the angles(65) to prevent piling of the plastic garbage bag (B).
Patent KR-20040017898-A (KR)
Title: Teaching method of boat position in vertical type furnace
Inventor: KWON EUN TAE
IPC: H01L21/324
Filed: 2002-08-22
Abstract: PURPOSE: A method for setting a boat position in a vertical type furnace is provided to be capable of carrying out stable process by setting a predetermined position value for each boat. CONSTITUTION: A vertical furnace includes a pair of boats(107). At this time, each boat is transferred from a charge stage(109) to a process stage and from the process stage to a cooling stage. At the time, the boat is transferred to a predetermined position by using a boat transfer(108). Preferably, the predetermined position value is given for each boat, so that the boat is exactly transferred to the predetermined position of each stage according to the predetermined position value.
Patent KR-20040019736-A (KR)
Title: Apparatus for deposition-cooling the high temperature billet
Inventor: PARK SANG GYU
IPC: B21B37/74
Filed: 2002-08-29
Abstract: PURPOSE: An apparatus for dipping and cooling high temperature billet is provided which enables surface flaws of the billet to be detected and enables the billet to be injected into a wire rod heating furnace early by adding an additional cooling process before transferring the billet to the postprocess after cooling the billet in cooling section. CONSTITUTION: The apparatus comprises a billet load frame(10) installed in such a way that the billet load frame is moved vertically with high temperature billet(1) being loaded on the billet load frame; and a billet cooling vessel(20) comprising a water supply pipe(22) installed at a central part of one side of the billet cooling vessel to dip and cool the billet by receiving the billet load frame in the billet cooling vessel, and a drain pipe(25) installed at a lower surface of the other side of the billet cooling vessel, wherein the billet load frame comprises a plurality of load frame crosswise beams(12), a plurality of load frame fixing beams(13) for fixing the load frame crosswise beams by penetrating the load frame crosswise beams, and load frame fixing ends(11) formed at four corners of the billet load frame, wherein the billet cooling vessel comprises an overflow pipe(21) installed on an upper part of the billet cooling vessel to drain overflow of cooling water generated during dipping and cooling of the billet, and wherein the billet cooling vessel comprises a scale removing injection nozzle(23) installed on a lower surface of the cooling vessel, and the bottom surface of the lower part of the billet cooling vessel is formed in an inclined shape(24) so as to remove scale deposited on the bottom surface of a lower part of the billet cooling vessel.
Patent KR-20040020463-A (KR)
Title: Method of Manufacturing High Manganese Steel Strip With Twin Roll Strip Casting Apparatus
Inventor: CHOO DONG GYUN
IPC: B22D11/06
Filed: 2002-08-30
Abstract: PURPOSE: A method for simply and easily manufacturing high manganese steel strip having superior formability and high strength without any separate treatment process by using a twin roll strip caster for directly manufacturing strip from molten steel of Fe-Mn-Al-C based high manganese steel is provided. CONSTITUTION: In a method for manufacturing thin strip(50) of high manganese steel strip by supplying molten steel of high manganese steel between twin rolls of a twin roll strip caster comprising twin rolls(20,20') oppositely directed to each other with a roll gap being formed therebetween, an edge dam(40) installed at both end parts of the twin rolls, and a meniscus shield(30) for sealing infiltration of molten steel by blocking the surface level of molten steel, the method is characterized in that a strip having thickness of 1.0 to 6.0 mm is manufactured by controlling casting speed to 10 to 20 m/min and roll repulsive force to 0.1 to 55 kg/mm per roll width directional length, wherein the casting speed and roll repulsive force are controlled in such a way that aluminum nitride is very uniformly deposited in grains and grain boundaries inside the strip, and most of the aluminum nitride has a grain size of 0.5 μm or less, and wherein the high manganese steel comprises 0.8 wt.% or less of C, 10 to 40 wt.% of Mn, 0.05 to 8 wt.% of Al and a balance of Fe and other inevitably contained impurities.
Patent KR-20030021125-A (KR)
Inventor: KUNIHARA TAKASHI
IPC: F04B49/10
Filed: 2002-09-02
Abstract: PURPOSE: An air pump unit is provided to prevent heat of air discharged from an air pump or vibration of the air pump from influencing electric/electronic components forming a channel switching apparatus or a control apparatus. CONSTITUTION: An air pump(6) has an air outlet(8). A channel switching apparatus(10) has a connecting port(17) connected with the air outlet of the air pump and a plurality of air outlets(15) and switches connection between the air outlet of the air pump and the air outlets thereof. A controller(9) outputs switching signal to the channel switching device. The air pump, the channel switching device and the controller are placed with gaps.
Patent KR-20040020735-A (KR)
Title: Docking device and the method of smart monitor system
Inventor: CHO NAM HYEON
IPC: G06F13/00
Filed: 2002-09-03
Abstract: PURPOSE: A docking system and method is provided to check whether a smart monitor system is docked with a cradle, to selectively receive image data signals, and to display the image data signals. CONSTITUTION: The system comprises a cradle(202), a mobile monitor(201) and a main body(203) of a PC. The cradle(202) includes an Ethernet controller interface, and a microcomputer which requests a data call and checks whether the cradle is docked with the mobile monitor(201). The mobile monitor(201) includes another Ethernet interface, and a CPU which corresponds to the data call request of the cradle(202). The main body(203) of a PC transmits wired or wireless image data to the cradle(202) and the mobile monitor(201).
Patent KR-20040021967-A (KR)
Title: Heating roller for fixing apparatus and method for manufacturing electrode of the heating roller
Inventor: CHO DEOK HYEON
IPC: G03G21/00
Filed: 2002-09-06
Abstract: PURPOSE: A heating roller of a fixing device and a method for fabricating an electrode of the heating roller are provided to automatically cut AC power supplied to a heat-radiating coil when the temperature of the heat-radiating coil exceeds a predetermined temperature. CONSTITUTION: A heating roller of a fixing device includes an oxygen-free-copper pipe(100), a heat-radiating coil(110), an aluminum pipe(130), an insulator(120), an electrode(140), and a brush(150). The heat-radiating coil covers the outer face of the oxygen-free-copper pipe. The aluminum pipe surrounds the outer face of the heat-radiating coil. The insulator covers the surface of the heat-radiating coil and insulates the coil from the oxygen-free-copper pipe and the aluminum pipe. The electrode is formed at both ends of the aluminum pipe, connected to the heat-radiating coil, and has a terminal(142) that is molten at a predetermined temperature. The brush comes into contact with the outer side of the electrode and provides AC power to the electrode. When the temperature of the heat-radiating coil exceeds a predetermined temperature, the terminal of the electrode melts so that the supply of AC power transmitted from the brush to the heat-radiating coil is interrupted.
Patent KR-20040025080-A (KR)
Title: A lapping-tool for lapping a crt glassware
Inventor: SEO U YEONG
IPC: B24B13/015
Filed: 2002-09-18
Abstract: PURPOSE: A grinding tool of glass grinding device for a cathode ray tube is provided to improve grinding efficiency and productivity. CONSTITUTION: A solar gear(11) is connected to a spindle(5) rotatively, and is formed with gears in outer circumference. A ring gear(21) is distanced from the solar gear, and is formed with gears in inner circumference. A plurality of planetary gears(31) are arranged between the solar gear and the ring gear rotating with the solar gear. A fixed plate is connected to the planetary gears. A grinding member is formed protrudingly from the fixed plate to grind glass for cathode ray tube.
Patent KR-20020079692-A (KR)
Inventor: SIN SEUNG CHANG
IPC: D21J3/00
Filed: 2002-09-19
Abstract: PURPOSE: A forming device of a pulp vessel is provided which makes it possible to equip compactly, reduces electric power consumption by reducing a production process, makes it possible to produce products having a smooth rim without a special trimming process, and can coat simultaneously therefore decreases production cost and increases productivity. CONSTITUTION: The forming device of the pulp vessel is comprised of: as the first forming part(100), the first lower mold(110) getting supplied pulp liquid and moving up-and-down; the first upper mold(120) which is geared into the first lower mold(110) and is elevated, containing a heating device and forming the pulp vessel; as the second forming part(200), the second lower mold(210) installed on a slider(230) moving left-and-right; the second upper mold(220) geared into the second lower mold(210); a shower(231) injecting water; and a spray(232) spraying coating agent.
Patent KR-20040002352-A (KR)
Title: Water defence board for subway outside entrance
Inventor: KIM YEONG CHEOL
IPC: E04H9/14
Filed: 2002-09-24
Abstract: PURPOSE: A water stop for an external entrance of a subway is provided to install with low expenses and to keep easily in a narrow area by folding. CONSTITUTION: The water stop for an external entrance of a subway contains: a water stop(10) connected with many boards and stiffeners; a hinge member fixing one side of the water stop(10) to one wall of an external entrance of a subway; a fixing member(30) fixed on the other wall of the external entrance to fix the other side of the water stop(10); a rubber packing member fixed to a water stop fitting groove installed across the bottom of the external entrance where a water stop(10) is installed; a water stop keeping box(20) fixed to one wall of the external entrance where the hinge member is installed to rotate the water stop(10) to keep inward; and a foldaway hanger fixed to the water stop by many hanging hooks which are installed on the water stop(10) at regular intervals to prevent the water stop(10) from bending.
Patent KR-20020082443-A (KR)
Inventor: SHIN JONG CHOL
IPC: H01R9/16
Filed: 2002-09-24
Abstract: PURPOSE: A domestic terminal box for combined use as a withdrawing hole of an electric outlet is provided to connect various cables between external communication devices and electric devices directly inside. CONSTITUTION: A domestic terminal box for combined use as a withdrawing hole of an electric outlet includes a burying box(11) punched with a plurality of cable holes, a connection terminal die(51) and a TV distributor(52) mounted in the box for connecting and branching a plurality of lead-in communication cables(14,44) to respective terminal lead-out holes, a 8-pin modular jack type lead-out hole(15) and a TV lead-out hole(16) formed in a front surface of the box for detachably attaching a plurality of lead-out communication cables of the connection terminal die and the TV distributor to external communication cables(43,46) directly, an additional electric outlet mounting space including electric outlet fixing parts mounted to the front surface of the box for stably mounting the electric outlet to be detachably attached to external electric lines directly, and the electric outlet(18) coupled with the electric outlet fixing parts at fixing parts.
Patent KR-20040026909-A (KR)
Title: Mobile communication terminal capable of listening music and calling telephone at the same time
Inventor: HONG SEONG MIN
IPC: H04B1/40
Filed: 2002-09-26
Abstract: PURPOSE: A mobile communication terminal available for listening to music during a call communication is provided to allow a user to carry out a call communication while listening to music by controlling paths of an audio signal and a voice signal with a switch. CONSTITUTION: A mobile communication modem unit(10) modulates/demodulates a transmitted/received signal and outputs multiple control signals. The first switch unit(20) receives the voice signal from the mobile communication modem unit(10) and selectively outputs the voice signal either to an ear speaker(30) or to one side of a head phone(40) according to the first switch control signal outputted from the mobile communication modem unit(10). An audio output unit(50) outputs an audio signal according to an audio control signal outputted from the mobile communication modem unit(10). The second switch unit(60) receives the audio signal from the audio output unit(50) and selectively outputs it either to a loud speaker(70) or to the other side of the head phone(40) according to a second switch control signal outputted from the mobile communication modem unit(10).
Patent KR-20040024830-A (KR)
Title: The sword for training
Inventor: LEE WON KI
IPC: A63B69/02
Filed: 2002-10-04
Abstract: PURPOSE: A fencing training sword is provided to obtain effect similar to genuine sword before special training with the genuine sword without danger elements or strain for the special training. CONSTITUTION: The sword comprises a body made of metal with an appearance similar to wooden sword; a blade portion(4) exposed; and a grip portion. At the end(2) of the blade portion(4), a balance part(7) is exposed and projected to take a sight. The balance part(7) is formed on rear side from the front at a constant distance. When using the sword, the balance part(7) becomes a reference for sighting parts of a training partner such as brow portion, neck, etc. Height or shape of the balance part(7) does not effect entire appearance of the training sword.
Patent KR-20020081576-A (KR)
Inventor: LEE JANG SIK
IPC: B62L1/00
Filed: 2002-10-07
Abstract: PURPOSE: A rear wheel safety brake for a motorcycle is provided to prevent the inclination of a motorcycle in sudden braking by braking the motorcycle in multiple stages, to keep the safety of a motorcycle by completely reinforcing the strength of brake pressure operation, and to realize the safe braking motion. CONSTITUTION: Caps(2) are fitted to both openings of a cylinder(1). A rubber ring(10') is fitted to a piston shaft(4). A piston(3) fitted with a rubber ring(10) is fixed by a nut(8). A connecting member(6) is formed in the piston shaft opposite to the piston. In a gas chamber between the caps and the piston, nitrogen-oil mixed gas(11) is filled and a spring(12) is prepared. Washers(7,7') and gas blocking seals(13,13') are formed between the caps and the piston. A bolt shaft(4') is fitted to a cap(2'), and a pressure control seat(5) fitted with a rubber ring(10'') is formed. Thus, the strength of brake pressure operation is controlled.
Patent KR-20040033197-A (KR)
Title: Hybrid EMG P3
Inventor: LEE DONG DO
IPC: B60L50/30
Filed: 2002-10-11
Abstract: PURPOSE: A vehicle tire decelerating generator is provided to reduce a fuel consumption and prevent an environmental contamination by using the electrical energy generated from the force generated during the rotation of the vehicle. CONSTITUTION: A vehicle tire decelerating generator is mounted on a driving wheel of a vehicle in such a manner that the vehicle tire decelerating generator rotates when the vehicle travels, so as to minimize forces of a permanent magnet and gravity, and the force of the acceleration generated during the deceleration of the vehicle is used for a power generation. The vehicle tire decelerating generator includes a wheel bearing(4), an electromotive force induction coil(3), a permanent magnet(6), and a support(7).
Patent KR-20040035144-A (KR)
Title: Electronic Power Steering system with control function of aerodynamic force from cross wind
Inventor: LEE JAE GWAN
IPC: B62D6/04
Filed: 2002-10-18
Abstract: PURPOSE: An EPS(Electronic Power Steering) device having a side-wind external force control function is provided to improve stability in traveling and prevent a traffic accident by adding supplementary sensors and a control algorithm to the EPS device to suppress the effect of side wind-external force. CONSTITUTION: An EPS(Electronic Power Steering) device having a side-wind external force control function comprises a pinion-type EPS sensor part(101) comprising a vehicle speed sensor(103) detecting vehicle speed and a steering torque sensor(104) detecting steering torque; a supplementary sensor part(102) comprising a steering sensor(105) detecting a steering angle, a transverse acceleration sensor(107) detecting transverse acceleration, and a yaw velocity sensor(106) detecting yaw velocity; an ECU(Electronic Control Unit,201) comprising an observer part(202), a controller part(203), and a DC(Direct Current) motor-driving part(204). The observer part receives signals from the sensors and separately estimates side-wind external force and road slope-external elements. The controller part outputs a current value, to control auxiliary steering force suppressing only side-wind external force, from the estimated values of the observer part and outputs the current value to the DC motor-driving part. The motor-driving part drives the DC motor of an EPS system(301) by an output signal of the controller part.