baber/WOPTO huggingface dataset:
Patent KR-20040023287-A (KR)
Title: Dust and dirt collecting unit for vacuum cleaner
Inventor: JUNG HOE GIL
IPC: A47L9/10
Filed: 2002-09-11
Abstract: PURPOSE: A dust collecting unit for a vacuum cleaner is provided to be capable of keeping a cleaner body perpendicular even if the dust collecting unit is installed at the rear of the cleaner body by rotatably installing a handle at the dust collecting unit. CONSTITUTION: In a vacuum cleaner including a dust collecting unit(100) detachably coupled to a cleaner body, support units(122,124) are formed at the rear of the dust collecting unit. A handle(200) has connection units(222,224) rotatably connected to the support units. A fixing protrusion(140) is formed at the top of one support units. A fixing groove(150) is formed at the bottom of one connection unit. The fixing protrusion is elastically inserted into the fixing groove.
Patent KR-20040026182-A (KR)
Title: Structure for Preventing a Electromagnetic Wave Noise of a Plasma Display Panel Television Monitor
Inventor: KIM WON YEONG
IPC: H04N5/66
Filed: 2002-09-23
Abstract: PURPOSE: An electromagnetic wave noise prevention structure of a PDP TV monitor is provided to remove an electromagnetic wave noise by separating the ground of a driving module from the ground of a video module. CONSTITUTION: An electromagnetic wave noise prevention structure of a PDP TV monitor includes a gasket attached to the inner side of a side frame(12) in contact with a glass filter, a conductive tape used for attaching the side frame to the glass filter, a back plate(16) for grounding a driving module and a power bracket of a power module, and a shield plate that adheres to a support frame(36) supported by the back plate and is combined with a video board to adhere to a shield input/output board. The structure further includes an input/output board combined with the shield input/output board, a shield video module for shielding the video board and input/output board and widening the contact area of the shield plate, and a shield sustain(48) for shielding sustain noise.
Patent KR-20040026540-A (KR)
Title: Polarization mode dispersion compensator using virtual concatenation and wavelength division multiplexing techniques
Inventor: KIM GEUN YEONG
IPC: G02B6/28
Filed: 2002-09-25
Abstract: PURPOSE: A PMD(Polarization Mode Dispersion) compensation apparatus using a virtual concatenation method and a WDM(Wavelength Division Multiplexing) method and a method thereof are provided to transmit stably and economically high-speed optical signals to a low-speed optical line by outputting distributively the high-speed optical signals as low-speed optical signals. CONSTITUTION: A PMD compensation apparatus using a virtual concatenation method and a WDM method includes the first and the second optical signal distribution units(11,21) and the first and the second WDM/WDD(Wavelength Division Demultiplexing) units(12,22). The first and the second optical signal distribution units(11,21) outputs distributively high-speed optical signals of an SDH device as low-speed optical signals of different wavelengths and outputs the received low-speed optical signals of different wavelengths as the high-speed optical signals. The first and the second WDM/WDD units(12,22) multiplex the low-speed optical signals of different wavelengths to output the multiplexed optical signals to a low-speed optical fiber and demultiplexes the multiplexed optical signals to output the demultiplexed optical signals to the first and the second optical signal distribution units(11,21).
Patent KR-20030027743-A (KR)
Inventor: SONODA MASAHISA
IPC: H01L21/762
Filed: 2002-09-26
Abstract: PURPOSE: To provide a semiconductor device which has no concentration of stress around a boundary section such as sides and corners in a boundary between flat faces of the inner wall of a trench used in a semiconductor device having STI, and therefore hardly has generation of crystal defects in the boundary section. CONSTITUTION: The semiconductor device 100 comprises a semiconductor substrate 10 having a surface 12 whereon an element is to be formed, and a trench 60 for electrically isolating an element region to be formed with an element and the other region on the surface of the substrate. The boundary section 80 between a side face 62 and a bottom face 64 of the trench is formed into a curved shape having a radius of curvature of 80 nm or above.
Patent KR-20040029851-A (KR)
Title: Cover opening and closing device of a pressure extract apparatus
Inventor: LEE EUNG CHANG
IPC: A47J31/00
Filed: 2002-10-02
Abstract: PURPOSE: A cover opening and closing device of a pressure extractor is provided to reduce the breakage risks of the device by minimizing stress transmitted to a combined spot of a body and a cover in opening and closing the cover, to improve working efficiency by demanding less working power for the weight and size of the cover, and to increase the steaming efficiency of medical raw materials by improving the sealing efficiency of the cover and the body. CONSTITUTION: A pressure extractor includes a container into which various medical raw materials are input, mounted in a body(10); a cover(20) for exposing and covering the opened upper part of the body; and a pressure device installed to the upside of the cover to move a pressure tool to the lower side of the container. The pressure tool is installed in the body to pressurize the medical raw materials input to the container. A cover opening and closing device of the pressure extractor is composed of an opening and closing drive part(50) and an opening and closing mechanism part(60). The opening and closing drive part includes a mounting bar(51) protruded at the side of the body and a rotary member(52) combined with the mounting bar to horizontally rotate and the cover is hinge-combined to the rotary member to rotate up and down. The opening and closing mechanism part comprises an extension projection(61) installed above the rotary member; an operation projection(62) disposed above the cover; and a driving shaft(63) screw-combined to the operation projection and fixed and connected to the extension projection to idle. The cover is rotated by the rotations of the driving shaft.
Patent KR-20030083547-A (KR)
Title: Sign board using miniature type fluroscent lamps
Inventor: HUH JEONG UK
IPC: G09F13/04
Filed: 2002-10-08
Abstract: PURPOSE: A sign board using a fine tube fluorescent lamp is provided to reduce largely the power consumption by reducing a size of an existing sign board. CONSTITUTION: A sign board using a fine tube fluorescent lamp includes an upper plate(30), a lower plate(40), and a driving circuit. The upper plate(30) includes a plurality of receiving grooves for receiving both ends of plural fine tube fluorescent lamps and a plurality of electric wire receiving grooves for receiving electric wires to supply the electric power to the fine tube fluorescent lamps. The lower plate(40) includes a plurality of receiving grooves for receiving both ends of the fine tube fluorescent lamps and a plurality of electric wire receiving grooves for receiving the electric wires to supply the electric power to the fine tube fluorescent lamps. The driving circuit is used for supplying the electric power to the fine tube fluorescent lamps through the electric wires.
Patent KR-20040032380-A (KR)
Title: Inkjet printer being capable of borderless printing
Inventor: YOON GAP SIK
IPC: B41J29/42
Filed: 2002-10-09
Abstract: PURPOSE: An ink jet printer capable of borderless printing is provided to prevent a rear side of paper from being stained, by collecting ink discharged from a nozzle, being out of edges of paper. CONSTITUTION: A recording head(141) reciprocates in a horizontal scanning direction over a recording medium transferred in a vertical scanning direction to discharge ink. A plurality of collecting units(160) is installed under the recording head in the horizontal scanning direction for collecting the discharged ink. A plurality of wheel members(170) is installed at the collecting units for being rotated by being point-contacted with a rear surface of the recording medium. A cleaning pad removes the ink smeared to the plurality of wheel members.
Patent KR-20020087024-A (KR)
Inventor: AHN EUNG JIN
IPC: H03L7/16
Filed: 2002-10-09
Abstract: PURPOSE: A method and an apparatus for designing a high speed fractional-N digital hybrid frequency synthesizer are provided, which can replace a complex digital look-up table(DLT) realized with a ROM(Read Only Memory) with a simple digital circuit. CONSTITUTION: According to the digital hybrid frequency synthesizer method, an open loop where a digital frequency synthesis command is applied directly to a voltage controlled oscillator(VCO)(5) through a ROM and a DAC(Digital Analog Converter)(9) is mixed to a phase locked loop(PLL) circuit, for a high speed frequency synthesis. According to the method, the digital look-up table realized with the ROM having a transfer characteristics of the voltage controlled oscillator is replaced, and thus a difference value between the frequency synthesis command in the previous state and a newly inputted frequency synthesis command is used. A timing synchronization is achieved using an auxiliary signal synchronized to a reference input signal, to be synchronized to the reference frequency at every new frequency synthesis command inputted to a programmable divider of the PLL and the digital look-up table or the circuit replacing the digital look-up table.
Patent KR-20040033338-A (KR)
Title: Residual gas restoration Device of LPG vehicles and the method
Inventor: CHUN DONG PIL
IPC: F02M25/08
Filed: 2002-10-14
Abstract: PURPOSE: An apparatus for restoration of residual gas of an LPG vehicle and a method of the same are provided to minimize discharge of pollution such as hydrocarbon and carbon monoxide, to improve fuel economy, and to keep satisfactory start ability even in the coldest season. CONSTITUTION: A canister(40) absorbs LPG gas and discharges the LPG gas when needed. An air nozzle(41), a tank nozzle(42) and a purge nozzle(43) are connected to the canister, and have a first solenoid valve(44), a second solenoid valve(45) and a third solenoid valve(46), respectively. The tank nozzle is connected to an intake manifold(30) of an engine. The purge nozzle is connected to a rear end of a throttle(10). The air nozzle is installed to be exposed to the atmosphere. The first solenoid valve is closed to allow LPG gas in the intake manifold is absorbed to the canister through the tank nozzle on cranking. The first solenoid valve, the second solenoid valve and the third solenoid valve are closed when starting is completed so that the LPG gas is collected. The second solenoid valve is closed right after air-fuel ratio control is started so that the LPG gas absorbed in the canister passes a throttle nozzle and the rear end of the throttle to be burnt in a combustion chamber.
Patent KR-20040037313-A (KR)
Inventor: KIM GI HYEON
IPC: H04Q3/58
Filed: 2002-10-28
Abstract: PURPOSE: A system for matching subscriber is provided to enable a PBX(Private Branch eXchange) and a key phone system to accommodate both general phone and multi-function phone by using an FSK(Frequency Shift Keying) transmission and reception method. CONSTITUTION: An exchange controller(300) controls switching of a voice signal and a general function of an exchange. A subscriber matching board(310) matches a general phone(320) subscriber and an FSK multi-function phone subscriber. An SLIC(Single Line Interface Circuit) unit(312) physically combines the general phone(320) and an FSK multi-function phone(330) and performs a ring signal control off-hook sensing function. A codec unit(314) performs a conversion function between an analog voice signal and a digital PCM signal. An FSK transmitting/receiving unit(316) inserts an FSK tone into the PCM(Pulse Code Modulation) signal and extracts it, thereby performing an input/output interface function between the extracted data and a processor(318).
Patent KR-20040037367-A (KR)
Inventor: BAE SU HAN
IPC: G06F17/28
Filed: 2002-10-28
Abstract: PURPOSE: A system and a method for translating chatting message of plural users over an online game are provided to enable a user to chat regardless of language by translating a chatting message of plural users on the online game. CONSTITUTION: A user information detector grasps a kind of language of a user and position of the user. The user inputs wanted chatting message to a message input part over the communication network. A translating part translates the inputted chatting message to corresponding language at the same time using the data stored at a database. Then the translated chatting message is transferred to a message transmitting part.
Patent KR-20040037448-A (KR)
Title: Friction spring vibration isolation system
Inventor: KWON GI JU
IPC: F16F15/04
Filed: 2002-10-28
Abstract: PURPOSE: A vibration reducing system with a friction spring is provided to reduce vibration efficiently by damping horizontal or vertical vibration through a PTFE(Poly tetra fluoro ethylene) plate with using the elastic restoring force of the spring mounted horizontally. CONSTITUTION: A vibration reducing system comprises a lower housing(2) fixed in a floor of a machine; an upper housing(9) supporting the structure and moving left and right or up and down; a rubber membrane(1) operating between the lower housing and the upper housing and restricting flow of dust or foreign matters; a V-shaped tilting member(3) fixed to the lower housing by a hinge connecting part(4) to adjust the tilting angle according to vertical vibration of the upper housing; a couple of springs(5) horizontally connected to a hinge fixing point(10) to accept earthquake shock and to move horizontally or vertically by buffering of the tilting member with elastic tension; a PTFE plate(6) contacted to the upper housing in operating the tilting member; a leaf spring(7) contacting the PTFE plate to the upper housing; and a housing(8) fixing the PTFE plate and the leaf spring.
Patent KR-20040037655-A (KR)
Title: Flange for pipe and method apparatus for producing thereof
Inventor: BYUN MOO WON
IPC: B29C45/14
Filed: 2002-10-29
Abstract: PURPOSE: A flange for jointing pipes, an injection molding machine and manufacturing method thereof are provided to reduce manufacturing cost and prevent the iron flange from corroding by coating the outer surface of the iron flange with synthetic resin. CONSTITUTION: In injection molding machine for a pipe jointing flange, an iron flange(1) has a doughnut shape. A pipe hole(2) is formed at the center of the iron flange. Bolt holes(3) and at least two center pin holes(4) are formed around the pipe hole. An upper mold(20) includes a center pin(22) fit into the pipe hole. A lower mold(10) includes center pins(12) and bolt pins(11) fit into the center pin holes and the bolt holes respectively. Synthetic resin liquid is injected into the inside of the upper and lower mold so that the iron flange is coated with the synthetic resin except the center pin holes.
Patent KR-20030038413-A (KR)
Title: Eyelash curler
Inventor: MURAKI KENICHI
IPC: A45D2/48
Filed: 2002-11-04
Abstract: PURPOSE: To provide an eyelash-shaping utensil which can divide eyelash into a plurality of bundles and curl the eyelash by an easy operation of a user. CONSTITUTION: A regulating section 2 which holds one side of the eyelash 1 is provided. Then, a pinching section 3 which pinches the eyelash 1 in a space to the regulating section 2 is provided. In this case, the pinching section 3 is provided in such a manner that the pinching section 3 can relatively freely approach/separate from the regulating section 2. Then, an operation handle 4 which moves the pinching section 3 is provided. A comb-shape protruding section 5 which protrudes toward the eyelash 1 is formed on the pinching section 3 being provided in such a manner that the pinching section 3 can relatively freely approach/separate from the regulating section 2.
Patent KR-20040041232-A (KR)
Title: Glassy carbon electrode system and electronic system and controling method thereof
Inventor: JUN BYEONG SEONG
IPC: G01N27/36
Filed: 2002-11-09
Abstract: PURPOSE: A micro-element measurement system, an electronic system and a control method thereof are provided to detect an amount of mercury by using a glass carbon electrode having measuring and stirring functions. CONSTITUTION: A micro-element measurement system includes an electrode cassette(100), a standard-nitrogen cassette(200), a standard sample cassette(300), and a measurement electronic system(800). The electrode cassette(100) has a glass carbon electrode(130), a mercury electrode(128), a reference electrode(141), and an auxiliary electrode(142). The electrode cassette(100) is installed in a panel installation position(101) formed at the front right side of a housing(900). A disc assembly(156) and a main cell(150) are provided at a support(103) of the electrode cassette(100). An electrode cover(137) is coupled with an upper surface of the main cell(150).
Patent KR-20040041970-A (KR)
Title: Vehicle information display device
Inventor: NOH SEUNG YEOP
IPC: G09F9/00
Filed: 2002-11-12
Abstract: PURPOSE: A vehicle information display apparatus is provided to easily identify the vehicle information including a license number and the address of driver by using a magnetic induction device installed on the vehicle and a portable magnetic generation device. CONSTITUTION: A vehicle information display apparatus includes a magnetic induction device(20) and a magnetic field generation device(10). The magnetic induction device(20) is installed on the vehicle. The magnetic field generation device(10) is carried by the user. The magnetic induction device(20) is provided with a chip which is operated by the magnetic field generated at the magnetic field generation device(10) in response to the stored vehicle information so as to change the magnetic field. And, the magnetic field generation device(10) generates the magnetic field in response to the operation of the user as well as displays the vehicle information by sensing the change of the magnetic field by the magnetic induction device(20).
Patent KR-20040042026-A (KR)
Title: Method for sensing dirt or dust in the collecting tank for vacuum cleaner
Inventor: KIM YONG SIK
IPC: A47L9/28
Filed: 2002-11-12
Abstract: PURPOSE: A method for detecting the amount of dust and giving an alarm for a vacuum cleaner is provided to offer convenience to a user by giving an alarm if the current frequency of the vacuum cleaner is more than the setting value. CONSTITUTION: A method for detecting the amount of dust and giving an alarm for a vacuum cleaner comprises the steps of: counting and memorizing the frequency of the vacuum cleaner in use(100); comparing the current frequency of the vacuum cleaner in use with setting value(102); and giving an alarm if the current frequency of the vacuum cleaner is more than the setting value(104).
Patent KR-20030040168-A (KR)
Title: Hydraulic control apparatus and method for an injection molding machine
Inventor: AMANO MITSUAKI
IPC: B29C45/50
Filed: 2002-11-14
Abstract: PURPOSE: To prevent wasteful consumption of energy. CONSTITUTION: The oil pressure control unit of an injection molding machine has an actuator, an oil pressure supply source, an adjusting device for adjusting at least one of the amount and pressure of oil supplied to the actuator, an accumulator 28, an accumulator pressure detection part for detecting the pressure of the accumulator, an accumulator pressure control part for controlling the pressure of the accumulator, an accumulator pressure judging processing means for judging whether the pressure of the accumulator is sufficiently higher than the pressure of the actuator and an accumulator pressure altering processing part for lowering a set value when the pressure of the accumulator is sufficiently higher than the pressure of the actuator.
Patent KR-20040044658-A (KR)
Title: Manufacturing Method of Welded Specimen with Internal Fatigue Cracks
Inventor: HONG JAE GEUN
IPC: G01N1/28
Filed: 2002-11-21
Abstract: PURPOSE: A method for producing a test piece embedding fatigue cracks is provided to simulate actual fatigue cracks generated at a welded thermal-effected zone and to be useful for a performance demonstration of a tube of a nuclear instrument by securing 95% reliability for the sizes and positions of defects. CONSTITUTION: A method for producing a test piece embedding fatigue cracks is composed of steps for preparing a fatigue test piece(20a) having a bar(22) extended from one section of a body(21); forming a notch to the periphery at which the bar and the body of the prepared fatigue test piece are jointed; fracturing the fatigue test piece by applying tensile fatigue load to separate the bar and the body of the fatigue test piece; and seal-welding the other body(27) with contacting the other body to the fractured surface of the fatigue test piece formed by separating the bar.
Patent KR-20040047100-A (KR)
Title: Method for manufacturing nano-scale silver powders by wet reducing process
Inventor: KIM YEONG SIK
IPC: B22F9/24
Filed: 2002-11-29
Abstract: PURPOSE: A method for preparing ultra-fine Ag powder by wet reduction process is provided which prepares the ultra-fine Ag powder by forming an intermediate of Ag-X based double compound, injecting sodium hydroxide into the intermediate, thereby forming Ag based double oxide and injecting hydrazine or formaldehyde into the Ag based double oxide, thereby reducing the Ag based double oxide. CONSTITUTION: The method comprises a step of producing an Ag based double compound that is an intermediate phase in the solution by adding SDS (sodium dodecyl sulfate), SC (sodium citrate), PVP (poly vinyl pyrrolidone), PAA (poly acrylic acid), glucose or a mixture thereof to a silver nitrate (AgNO3) aqueous solution; a step of producing silver oxide ((Ag)y-O) in the solution by injecting sodium hydroxide (NaOH) into the Ag based double compound produced solution; a step of reducing the silver oxide ((Ag)y-O) into ultra-fine Ag powder so that the ultra-fine Ag powder is precipitated by injecting hydrazine (N2H4) into the produced silver oxide ((Ag)y-O), wherein the silver oxide ((Ag)y-O) is reduced into ultra-fine Ag powder so that the ultra-fine Ag powder is precipitated by injecting formaldehyde (HCHO) instead of hydrazine (N2H4) into the produced silver oxide ((Ag)y-O); and a step of drying the clean Ag powder by filtering and cleaning the reduced and precipitated ultra-fine Ag powder.
Patent KR-20040047249-A (KR)
Title: System for Providing Shopping Information Using Cart
Inventor: JANG SE DO
IPC: G06Q30/00
Filed: 2002-11-29
Abstract: PURPOSE: A system for offering shopping information using a cart is provided to offer the desired shopping information to a customer and maximize an AD(ADvertisement) effect by offering the AD information for the goods displayed at a position that the cart is placed. CONSTITUTION: Terminals are respectively installed to the shopping carts(130) and store the shopping information contents. A plurality of AP(Access Point)s(102-112) provide a position information ID signal and the wireless LAN connection to the terminals within a signal transmitting region. The terminal displays the shopping information contents matched with a signal from the stored shopping information contents by receiving the position information ID signal from the AP. A contents transmitting server(100) stores the shopping information contents and provides the shopping information contents to the terminals.