baber/WOPTO huggingface dataset:
Patent KR-20010007908-A (KR)
Inventor: CHOI YONG KI
IPC: E02D3/12
Filed: 2000-10-20
Abstract: PURPOSE: A multi-stepped grouting apparatus using fiberglass reinforced polyester injection pipes is provided, in which the FRP injection pipes are easy to process to cut or perforate holes and have superior attachment strength of grout, thereby maintaining a stress-center of the grout and the quality of the grouting. CONSTITUTION: A multi-stepped grouting apparatus includes a plurality of hollow injection pipes having a plurality of spouting holes(12) formed radially on a wall surface of the pipes in a longitudinal direction immediate below spacers or by a predetermined distance, some of the pipes being formed with male screws on both end parts of an outer periphery, a coupler for connecting the plurality of injection pipes, the ring type spacers(11) inserted outside the injection pipes, being formed integrally with the injection pipes or as joints to be assembled with the injection pipes, a rubber ring or a rubber band for opening and closing injection holes, an injection hose inserted in the injection pipes for injecting grout, a packer(4) connected to the injection hose and including a tube for opening and closing insides of the injection pipes by retracting or expanding by compressed air, and two rings for protecting the tube and preventing counterflow of the grout, and sealing tube part, of which a long sealing tube(71) is extended to a front end of a perforated hole and a short sealing tube(72) is located at an inlet of the perforated hole.
Patent KR-20010051337-A (KR)
Title: Pressure sensor
Inventor: MIYANO JUNICHI
IPC: G01L19/14
Filed: 2000-10-30
Abstract: PURPOSE: To provide a pressure sensor of absolute pressure system or sealed gauge pressure system having no influence of high frequency electromagnetic noise. CONSTITUTION: This pressure sensor 1-1 comprises a housing 10 having a pressure inlet port 12, a sensor element 20 consisting of a semiconductor element 22 having piezo resistance effect; a holder 30 for fixing the sensor element 20, and a pressure case 50 having electromagnetic shielding effect, wherein the sensor element 20, the holder 30 and the pressure case 60 are airtightly welded to form a pressure sensor body having a reference pressure space formed therein. In this sensor 1-1, the pressure sensor body is electrically insulated from and retained by the housing 10.
Patent KR-20020034677-A (KR)
Title: High-Efficiency Switching Amplifier
Inventor: CHOI YEONG HA
IPC: H03F3/217
Filed: 2000-11-03
Abstract: PURPOSE: A high efficiency switching amplifier is provided, which reduce a noise and a nonlinear distortion by reducing a heat generation and increasing efficiency by performing the switching with a low power supply voltage when an input voltage is small. CONSTITUTION: The switching amplifier has an amplitude detector(17) detecting an amplitude of an input signal, and a PWM(Pulse Width Modulation) generator varying a modulation depth of a PWM waveform generated according to a voltage region of an input signal by comparing the amplitude of the input signal with a constant threshold value. A plurality of power supply devices(21,22) vary a PWM output voltage being output according to the amplitude of the input signal. And an output filter circuit filters the PWM switching output voltage through a low pass filter to make it an analog waveform.
Patent KR-20020036113-A (KR)
Title: DVR system having function of alarm transmitting using UMS
Inventor: HWANG SANG ROK
IPC: H04N7/18
Filed: 2000-11-08
Abstract: PURPOSE: A DVR(Digital Video Record) system having an alarm transmission function using a UMS(Unified Messaging System) is provided to quickly inform a manager of an emergency situation in a place where the DVR system is installed, by using an SMS(Short Message Service) or a VMS(Voice Message Service), so that the manager copes with the emergency situation. CONSTITUTION: A DVR system(200) comprises as follows. A monitor(201) inputs a video signal of a place where a video input device is installed, and monitors a change of the inputted video signal. A situation decider(202) receives information on the change of the video signal, and analyzes situation from the change of the video signal. A UMS processor(203) transmits information on an emergency situation by using a message transmitter with which a manager receives the information, through UMS according to the decision of the situation decider(202).
Patent KR-20010051714-A (KR)
Inventor: CHO YEONG SANG
IPC: H04M1/724
Filed: 2000-11-16
Abstract: PURPOSE: A method and an apparatus for informing a call destination in a desire sound and a movement of a doll are provided to visually and audibly inform a user of a call destination by previously recording a user's favorite music or sound, reproducing the recorded sound when a phone call connection is requested, and rendering a doll to dance at the same time. CONSTITUTION: A voltage adjuster(140) supplies a drive power to a motor(22) of a doll assembly and a sound source IC(144) and is connected to an adapter terminal(30). When the adapter receives a common AC power, converts it to a 12V DC voltage and provides it, the voltage adjuster(140) lowers down the voltage to an operation voltage required for each part and outputs it. A relay(142) is connected to an output terminal of the voltage adjuster(140). A photocoupler(128) is connected to a telephone office line(108) and outputs an electric signal while a call connection signal is being applied. An operation amplifier(130) amplifies the output signal of the photocoupler(108). A switching unit(132) receives the output signal of the operation amplifier(130) and generates a destination detection signal. The sound source IC(144) records a sound source signal or reproduces a previously recorded sound source. A start switch(SW3) indicates starting of a recording operation of a microphone(146), a speaker(148) and the sound source IC(144). A mode setting switch(SW4) sets an operation of the sound source IC(144), that is, a recording mode or a reproducing mode. The sound source IC(144) includes a power port for receiving a power, a reproducing/recording port(P/R), an operation initiating port(CE) and an audio signal input port(ANA_IN) and an output port connected to the speaker(148). The reproducing/recording port(P/R) is connected to the mode setting switch(SW4). The operation initiating port(CE) is connected to the start switch(SW3). The audio signal input port(ANA_IN) is connected to a sound source circuit(112) and the microphone(146).
Patent KR-20010081963-A (KR)
Title: Method for processing a word file using a pen mouse
Inventor: PARK EUN SEOK
IPC: G06F3/0354
Filed: 2000-11-24
Abstract: PURPOSE: A method for processing a word document using a pen mouse is provided to increase the convenience of a user by recognizing a motion of a pen mouse which the user uses, and by outputting a character string set according to codes which the user previously set. CONSTITUTION: A user confirms whether a mode for setting a code according to a text to be used(S1). In case of a code set mode, the user sets to recognize a code relevant to contents which the user inputs(S2). The user calls a file(S3). The user confirms whether the file is a stored file or a new file(S4). In case of a new file, a text input mode is executed in order to input a text using a pen mouse(S5). The user sets an environment through the text input mode(S6). A work for the document is performed using the code(S7). It is judged whether the file is stored or deleted(S8). The document is stored in a hard disc or an auxiliary memory device(S9). The document is deleted from the hard disc or the auxiliary memory device(S10).
Patent KR-20020043881-A (KR)
Title: Variable water pump
Inventor: PARK SEONG YEOP
IPC: F04D13/00
Filed: 2000-12-04
Abstract: PURPOSE: A variable type water pump is provided, in which variable type vane is arranged to be controllable by the expansion/contraction of wax, to thereby adjust discharge quantity of pump in accordance with the temperature of coolant. CONSTITUTION: A water pump includes an impeller having a plurality of vanes(20) disposed in a radial direction at the upper surface of a main body(10) of the impeller. The vanes are arranged onto the main body of the impeller, in such a manner that the vanes are inserted or projected through a vane mount hole(10a). The main body of the impeller has a unit installed inside of the main body so as to adjust the degree of insertion or projection of the vane, thus adjusting the discharge quantity of the pump in accordance with the adjusted degree of insertion or projection of the vane. The unit includes a vane support(22) formed integrally with the lower end of the vane so as to move the vane upward and downward; a wax(26) filled beneath the vane support, and which expands according to the temperature rise of coolant so as to move the vane support upward; and return springs(24a,24b) having ends fixed at the inner upper portion of the body of the impeller and the other ends fixed at the upper surface of the vane support.
Patent KR-20020044772-A (KR)
Title: Anchorage for seat belt
Inventor: CHOI HYEONG HO
IPC: B60R22/00
Filed: 2000-12-06
Abstract: PURPOSE: An anchorage for a seat belt of a vehicle is provided to reduce a number of assembling process and a cost by forming integrally an anchor plate made of a metal and a lid made of a plastic material. CONSTITUTION: An anchorage(10) for a seat belt is injected and molded by a plastic material. A through hole(20a) which a bolt(40) is passed, is formed at an upper portion of the injection molding, and a slip anchor(20) which a seat belt(6) is passed, is formed at a lower portion thereof. A metal reinforcing piece(30) is buried into the injection molding to reinforce strength of the anchorage(10). A portion for placing a head of the bolt is formed at one side of the through hole, and the bolt is installed at a vehicle body through passing the through hole.
Patent KR-20020046387-A (KR)
Title: Acetic acid-free composition comprising ethylene vinyl acetate resin and neutralizer
Inventor: HONG BO GI
IPC: C08L31/04
Filed: 2000-12-13
Abstract: PURPOSE: An ethylene vinyl acetate resin composition is provided, to remove the acetic acid odor of an ethylene vinyl acetate resin by adding a neutralizing agent for neutralizing acetic acid. CONSTITUTION: The ethylene vinyl acetate resin composition comprises 80-98 wt% of an ethylene vinyl acetate resin; and 2-20 wt% of MgO, Mg(OH)2, Mg(OH)2Al2O3 or isopropyl amine. The ethylene vinyl acetate resin composition has a melting index of 0.1-1,000 g/10 min and contains vinyl acetate by 0.5-50 wt%. Preferably the particle size of MgO, Mg(OH)2, Mg(OH)2Al2O3 and isopropyl amine is 0.5-5 micrometers.
Patent KR-20010067440-A (KR)
Title: Computer-aided design supporting system in which cells can be arranged independently
Inventor: KOZAI ATSUKO
IPC: G06F17/50
Filed: 2000-12-19
Abstract: PURPOSE: To provide a design support system, with which a cell track and a wiring track can be efficiently located. CONSTITUTION: This design support system is provided with a cell library 3 having plural logic cells, plural power source cells with different heights, numbers of power lines or allowable current values and plural ground cells with different heights, numbers of ground lines or allowable current values, and a location tool 4 for individually controlling the locations of the logic cells, the power source cells and the ground cells.
Patent KR-20020049656-A (KR)
Title: Aggregate Wste land concrete and construction method thereby
Inventor: YUN SUK NAM
IPC: C04B28/02
Filed: 2000-12-19
Abstract: PURPOSE: Provided are aggregate loess concrete which generates an eco-friendly road which is beneficial to health of a pedestrian, and a method for constructing the same. CONSTITUTION: The concrete is characterized by sequentially constructing base mortar consisting of 20-70 parts by weight of gypsum, 20-50 parts by weight of loess, 350-380 parts by weight of fine aggregate, 530-580 parts by weight of coarse aggregate, 70-100 parts by weight of cement, miscible material, and the rest of water; and surface mortar consisting of 20-50 parts by weight of loess, 20-70 parts by weight of gypsum, 850-960 parts by weight of quartz sand, 10-20 parts by weight of acryl resin, 5 parts by weight of retardant, 5-10 parts by weight of flowing agent, 50-70 parts by weight of cement, and the rest of water.
Patent KR-20020050323-A (KR)
Title: Device for eliminating adhered materials of shaft kiln charging feeder
Inventor: BAE JONG MUN
IPC: F27B1/16
Filed: 2000-12-21
Abstract: PURPOSE: An apparatus for removing adhered materials on a charging feeder of a shaft kiln is provided to improve productivity, enable easy operation and prevent safety accidents by easily removing foreign materials adhered onto the charging feeder at any time if necessary even during operation of the shaft kiln. CONSTITUTION: The apparatus for removing adhered materials on a charging feeder of a shaft kiln comprises first, third and fourth dampers(1,3,4) which are installed on a charging hopper(700), a charging feeder(600) and a charging passage(300) of a lime stone shaft kiln and operated by cylinders(33,44); an operation port(28) which is formed by penetrating into the opposite side of the third damper(3) of the charging feeder(600); a second damper(2) which is fixed to the outer side of the charging feeder(600) so as to open or close the operation port(28); and a scrapper assembly(200) which is installed so that the scrapper assembly(200) is moved back and forth by a hydraulic cylinder(100), and which has a foreign material removing blade(209) scrapping the inner bottom surface of the charging feeder(600) through the operation port(28).
Patent KR-20010070335-A (KR)
Title: A method of manufacturing an optical disk substrate, an apparatus of manufacturing an optical disk and an optical disk substrate
Inventor: ANZAI YUMIKO
IPC: G11B7/257
Filed: 2000-12-22
Abstract: PURPOSE: A manufacturing method of a substrate for an optical disk is provided to solve the problem that the minute unevenness of a substrate surface increases the noise of an optical disk and subsequently deteriorates the recording/playing characteristics of the optical disk. CONSTITUTION: Organic material on a substrate having uneven patterns is modified by irradiating the substrate with UV(UltraViolet) rays. The substrate is made to have transmissivity of 50% or lower when a laser beam having 300nm or longer to 375nm or shorter wavelength is emitted. As a result, the obtained substrate has the flattened surface to solve the problem that the minute unevenness of the substrate surface increases the noise of an optical disk and subsequently deteriorates the recording/playing characteristics of the optical disk. In addition, the adhesive strength between the substrate and other layers provided on the substrate is improved.
Patent KR-20020051998-A (KR)
Title: Method For Manufacturing Hot-Rolled 2 Phase Stainless Steel Sheet
Inventor: CHO SEONG U
IPC: B21B3/00
Filed: 2000-12-23
Abstract: PURPOSE: A method for manufacturing a hot rolled dual phase stainless steel sheet is provided to remarkably reduce edge cracks by grinding edge part of a slab before reheating the slab and appropriately controlling deformation rates each of rolling mills in the rough rolling process. CONSTITUTION: In a method for manufacturing a hot rolled steel sheet comprising the processes of reheating a dual phase stainless steel slab containing 21 to 24 wt.% of Cr, 4.5 to 6.5 wt.% of Ni, 2.5 to 3.5 wt.% of Mo, 0.08 to 2 wt.% of N and 0.03 wt.% or less of S, and performing hot rolling consisting rough rolling and finish rolling on the reheated slab, the method for manufacturing a hot rolled dual phase stainless steel sheet comprises the processes of grinding surface and side of the edge part of the slab before reheating the slab under the conditions that a grinding depth is 2.0 to 4.0 mm, and a wheel speed is 43 m/min or less; and performing rough rolling by controlling deformation rates of each rolling mills so that a deformation rate obtained by the following expression 1 is 10 sec¬-1 or less in the rough rolling process: deformation rate={(Vr)/root(Rxh0)}xroot(r)x(1+r/4) where Vr is circumferential speed of rolling rolls, R is radius of rolls, h0 is initial thickness of a material to be processed, and r is reduction ratio.
Patent KR-20020053105-A (KR)
Title: A misfire control method of the diesel engine
Inventor: HYUN CHUNG HEON
IPC: F02D41/22
Filed: 2000-12-26
Abstract: PURPOSE: A misfire control method of a diesel engine is provided to control fuel injection by detecting misfire of the diesel engine according to pneumatic pressure, engine RPM(Revolution Per Minute), accelerator depressing rate, pedal opening degree and vehicle speed. CONSTITUTION: Air pressure, engine RPM, accelerator depressing rate, pedal opening degree and vehicle speed are detected(S21). The pedal opening degree and the accelerator depressing rate are compared with third and fourth reference values in case of the change rates of pressure and engine RPM per hour to be over first and second reference values(S22,S23). The square change rate of vehicle speed is compared with the fifth reference value in case of third and fourth reference values to be less than the pedal opening degree and the accelerator depressing rate(S24). Fuel injection time is controlled, and the fuel injection amount is increased in case of the square change rate of vehicle speed to be over the fifth reference value(S25). Misfire is prevented with controlling fuel injection according to pressure, engine RPM, accelerator depressing rate, pedal opening degree and vehicle speed.
Patent KR-20020052909-A (KR)
Inventor: KANG JUNG GU
IPC: B60R11/06
Filed: 2000-12-26
Abstract: PURPOSE: A luggage board for a vehicle is provided to suppress noise occurrence thanks to its own material property and to use for a prolonged time by molding hardened fiber board into plates which selectively open a spare tire receiving portion. CONSTITUTION: A luggage board for a vehicle comprises plates(110, 120, 130), hinge plates(200), and a handle(400). The plates(110, 120, 130) are fabricated from a hardened fiber board. The plates(110, 120, 130) are installed in such a way that they are spaced from each other. The plates(110, 120, 130) tightly shut a spare tire receiving space of a trunk room. The hinge plates(200) are installed on boundary surfaces on which the plates(110, 120, 130) are faced each other. The plates(110, 120, 130) are foldably connected to each other by the hinge plates(200). The handle(400) is provided on the foremost plate(110).
Patent KR-20020054165-A (KR)
Inventor: AHN GWANG HYEOP
IPC: F01N1/00
Filed: 2000-12-27
Abstract: PURPOSE: A muffler for a compressor is provided to reduce noise of various frequencies by allowing the noise to be attenuated at sound absorbing materials. CONSTITUTION: An expansion shell(130) is formed with a rotating body of ellipse, which is made by rotating an elliptical curve at 360 degrees with respect to the center of the major axis of the two-dimensional ellipse. The inlet and outlet sides of the expansion shell(130) are communicated with each other. An inlet stage is disposed at one of the focus points of the ellipse, and a resonance hole(132) or sound absorbing material is installed at the other of the focus points of the ellipse. Noise of various frequencies is attenuated through the resonance hole(132) in the second focus point at the sound absorbing material, or is attenuated at the sound absorbing material installed at the second focus point.
Patent KR-20020055657-A (KR)
Title: Vehicle seat having an active type table
Inventor: CHUN U JIN
IPC: B60N3/00
Filed: 2000-12-29
Abstract: PURPOSE: A table operating in association with a vehicle seat back is provided to keep the horizontality by controlling an angle of the table through the movement in association with the seat back when a passenger of a front seat changes the angle of the seat back. CONSTITUTION: A table operating in association with a vehicle seat back includes a first gear(30) mounted to an end of the table, a second gear(32) mounted at an end of an operation rod and a seat back(4) under engagement with the first gear, a cylinder(18) extended to the seat back longitudinally, a stopper(20) coupled with the operation rod for slidingly moving along the cylinder vertically, and a cable(14) of which an upper end is connected to the stopper and a lower end is fixed to a hinge mounting part of a hinge(10) at a lower part of the seat back.
Patent KR-20020056600-A (KR)
Title: A device of applying multi environment gui for monitoring system
Inventor: JUN YEONG UK
IPC: G06F15/00
Filed: 2000-12-29
Abstract: PURPOSE: A device for applying a multiple environment GUI(Graphic User Interface) of an operation watching system is provided to supply a multi-platform capable of being used in a PC and the UNIX environment and a general GUI being applied to a web client and applied to a 3 Tier base using a JAVA language. CONSTITUTION: In a concentrated application device of a transmission device comprising a client(70), a server(60), and a 3 Tier of a database(50), the client(70) includes the below elements. A core package(80), which is a center of a communication process, checks a position of data stored in the database(50). A JNLP(JAVA Network Launch Protocol) package(90) requests data searched by the core package(80) as the JAVA language for being used in a personal computer and the UNIX environment. A web package(100) makes the data searched by the core package(80) be used in a web environment. An application package(110) searches the data by the core package(80).
Patent KR-20020056749-A (KR)
Title: Dielectric composition and the manufacturing method
Inventor: CHO JUN YEOP
IPC: H01P11/00
Filed: 2000-12-29
Abstract: PURPOSE: A dielectric compound and its manufacturing method are provided to accomplish low dielectric loss, a high permittivity and low resonant frequency dependency on temperature in microwave frequency. CONSTITUTION: A dielectric compound is manufactured by mixing MgO, CaO, Li2O, Sm2O5 and TiO2. The dielectric compound has its permittivity of 30-64. Structural formula is (1-x)(Mg0.93Ca0.07)TiO3-x(0.3CaTiO3-0.7Li0.2Sm0.6TiO3). (Mg0.93Ca0.07)TiO3(K=21, Qf=55000, TCF=0ppm/°C) is calcined at 1100°C for four hours in the air. 0.3CaTiO3-0.7Li0.2Sm0.6TiO3(K=92, Qf=8300, TCF=2.7ppm/°C) is calcined at 1000°C for two hours in the air. The calcined powder are mixed with a ratio and crushes and dried. The mixed powder is molded with pressure processing and sintered in the air so as to form the dielectric compound. The dielectric compound has a high dielectric constant, a low dielectric loss coefficient and a stable temperature coefficient of resonant frequency.
Patent KR-20020058957-A (KR)
Title: Preparation method of supported catalyst for ethylene polymerization and ethylene/α-olefin copolymerization
Inventor: HWANG GYO HYEON
IPC: C08F4/61
Filed: 2000-12-30
Abstract: PURPOSE: Provided is a process for producing a supported catalyst for ethylene polymerization and ethylene/alpha-olefin copolymerization, which can produce polymers having narrow molecular weight distribution and produce polymers having low density by using the same amount of comonomers. CONSTITUTION: The process for producing the supported catalyst comprises the steps of: reacting an organic magnesium compound(MgPh2.nMgCl2.mR2O, wherein Ph is phenyl, n is 0.37-0.7, m is more than 1, and R2O is ether) and an organic chlorine compound at -20 to 80deg.C, wherein the molar ratio of the organic chlorine compound/Mg is more than 0.5; treating the obtained magnesium contained support with a titanium compound, wherein the molar ratio of Ti/Mg is 0.01-2.0; treating the resultant with a diene as an electron donor, wherein the molar ratio of the diene/Ti is 0.001-100. The organic magnesium compound is produced by reacting metal magnesium with chlorobenzene in the presence of an electron donor such as dibutyl ether or di-isoamyl ether.