baber/WOPTO huggingface dataset:
Patent KR-20010036244-A (KR)
Inventor: BAEK NAM SEOK
IPC: E21D9/06
Filed: 1999-10-07
Abstract: PURPOSE: A tunnel boring machine having an improved piping structure is provided to keep the bulkhead earth pressure of the rear of a cutter head by a sand pipeline connected to the center of a front body of a tunneling machine, and to improve the efficiency of excavation by mixing crushed earthy materials and rock pieces with water evenly. CONSTITUTION: A tunnel boring machine having an improved piping structure comprises a cylindrical front body(110) and a tail body(120) made with steel materials and coupled by four steering jacks(170), a cutter head(130) installed to the front of the front body to be rotatable, many cutter motors(140) and a reducer(141) to drive the cutter head in the tail body, a hollow shaft(10) supported by a supporting bracket(12) on the center of the front body, a ring gear(21) coupled to the outer circumference of the hollow shaft to be rotatable and geared with the reducer, a primary crusher(30) installed to the outer circumference of the ring gear longitudinally and extended convergently toward the front and provided with the cutter head on the end, a secondary crusher(40) fixed to one end of the hollow shaft longitudinally and forming primary and secondary spacing parts(31,33) and a primary passage(32) together with the primary crusher(30), a sand pipeline(61) installed to the central part of the front body through a hollow part(11) of the hollow shaft and the secondary crusher(40), and sludge discharging pipelines(62,63) installed to the inner lower end of the front body.
Patent KR-20010036263-A (KR)
Title: Gas welding machine
Inventor: HWANG SEONG JIN
IPC: B23K5/22
Filed: 1999-10-07
Abstract: PURPOSE: A gas welding machine is provided to prevent deterioration of quality and productivity in the gas welding operation by forming two branch pipes, reducing the diameter of a main tip formed in a nozzle tip, increasing the diameter of a penetrating hole and forming 6 or more guide tips so that noise of oxygen and LPG discharged from through the nozzle tip is minimized. CONSTITUTION: The gas welding machine is characterized in that the nozzle tip comprises a main tip (11) having a diameter of 1 mm for ejecting LPG and oxygen; six or more guide tips (12) formed on the outer circumference of the main tip (11) for maintaining the shape of flame; and a penetrating hole (13) having a diameter of 0.8 mm penetrating through the main tip (11) and guide tips (12) in a gas welding machine with one side of which a combined pipe equipped with an oxygen inflow pipe and an LPG inflow pipe to which oxygen and LPG are respectively flown in is combined, and with other side of which branch pipes assembled with nozzle tips ejecting flame are combined.
Patent KR-20010036466-A (KR)
Inventor: KANG JONG DAE
IPC: H01L21/3065
Filed: 1999-10-08
Abstract: PURPOSE: A slit door assembly of a dry etcher is provided to prevent particles on a wafer, by forming a supporting unit and a coupling part as one body, so that both side surfaces of the supporting unit are completely coupled to a coupling part protruded in the slit door. CONSTITUTION: A slit door assembly includes a supporting unit(21) and a slit door(22). The supporting unit has a coupling hole(21a) so that the supporting unit is coupled by a fixing bolt(14) at an upper portion of a bellows(11). Two coupling parts(22b) contacting both sides of the supporting unit are protruded at a side surface of the flat type door body, so that the supporting unit and the slit door are formed as one body.
Patent KR-20010036767-A (KR)
Inventor: EOM DONG GI
IPC: F24F11/00
Filed: 1999-10-11
Abstract: PURPOSE: A method for controlling operation of air conditioner is provided to minimize temperature change when the indoor temperature is set to a desired temperature, while avoiding over-cooling. CONSTITUTION: A method comprises a step(S205) of sensing the indoor temperature after starting of operation of air conditioner; a step(S210) of comparing the sensed temperature with a desired temperature, obtaining the difference between the two temperatures and judging whether the difference is higher than 1 Deg.C; a step(S220) of judging whether the temperature difference is between 0 and 1 Deg.C, if the difference is lower than 1 Deg.C; a step(S230) of judging whether the temperature difference is higher than -1 Deg.C if the difference is lower than 0 Deg.C which mean that the indoor temperature is lower than the desired temperature; and a step(S240) of operating the compressor at a lower operation frequency if the temperature difference is between 0 and 1 Deg.C.
Patent KR-20010037384-A (KR)
Inventor: KIM JONG UN
IPC: G11B19/12
Filed: 1999-10-16
Abstract: PURPOSE: An apparatus and method for discriminating disks is provided to discriminate type of disks by using a curve characteristic of an RF signal generated differently according to type of disks, which are reproduced through execution of a single focus search operation to reduce the time for discriminating disks. CONSTITUTION: A pick-up(210) detects signals recorded in two or more types of disks(200). An RF amplifying part(220) amplifies the signals detected by the pick-up(210). An A/D converting part(230) receives the signals output from the RF amplifying part(220), samples the signals with a predetermined periodicity for a predetermined time if the signals are over a pre-set threshold level(Vth) in a focus search mode, and converts the signals into digital values. A buffer(250) stores the sampled values converted into the digital values in the A/D converting part(230). A control part(240) analyzes the sampled values stored in the buffer(250), judges the values to be a DVD dual if the values have two peak points, judges the values to be a CD if the values have a gradient of a curve, a CD characteristic, and judges the values to be a DVD single in other cases. The present invention has an advantage of drastically reducing a lead-in time without an additional hardware by discriminating type of the disks through a waveform characteristic of an RF sum signal generated during a focus search according to the type of the disks.
Patent KR-20010037752-A (KR)
Inventor: CHOI IL SEOK
IPC: C07C5/23
Filed: 1999-10-19
Abstract: PURPOSE: Provided is a process for producing 2,6-dimethyl naphthalene from 5-ortho-tolyl-pent-2-ene by performing cyclization and isomerization simultaneously and then performing dehydrogenation. CONSTITUTION: The process for producing the 2,6-dimethyl naphthalene comprises the steps of: cyclizing and isomerizing the 5-ortho-tolyl-pent-2-ene simultaneously in the presence of a cyclization-isomerization catalyst to produce 2,6-dimethyltetralin; dehydrogenating the 2,6-dimethyltetralin in the presence of a dehydrogenation catalyst. The cyclization-isomerization catalyst is hydrogen ion type zeolite beta, zeolite Y, or mordenite. The dehydrogenation catalyst is VIII group metal supported zeolite beta, zeolite Y, or mordenite.
Patent KR-20010038127-A (KR)
Inventor: KIM CHUN SIK
IPC: A01G1/04
Filed: 1999-10-22
Abstract: PURPOSE: Provided is a culture medium for raising mushroom wherein rice straw is crushed, pre-fermented by hot air in crushing, sterilized and post-fermented to be compressed and molded in a certain type so that it reduces production time. CONSTITUTION: The production process of culture medium for raising mushroom through rice straw comprises the steps of: (i) cutting fresh rice straw to a certain size; (ii) passing the cut rice straw to a rotation impeller with a guide blade formed, crushing and pre-fermenting; (iii) piling up the crushed and the pre-fermented rice straw in a closed space and heating to sterilize and post-ferment; and (iv) adding mushroom fungi, compressing and molding to a certain size.
Patent KR-20010038167-A (KR)
Inventor: KOO HAN JUN
IPC: B60R99/00
Filed: 1999-10-22
Abstract: PURPOSE: A car expendable maintenance system automatically informs a driver of replacement timing of expendable according to the running distance linked with an integrating distance meter of a car to improve convenience of the driver and extend the life of the car. CONSTITUTION: A maintenance system comprises a user interface part(10), a check distance converting part(20), an accumulated running distance input part(30), an accumulated running distance converting part(40), a distributing part(50), a comparing part(60) and a display(70). The user interface part(10) receives check distances for each expendable. The check distance changing part(20) converts the check distances inputted to the user interface part(10) to first variables. The accumulated running distance converting part(40) increases second variables by one on each unit distance. The distributing part(50) outputs the second variables as many as the expendables to be replaced. The comparing part(60) compares the first variables with the second variables to determine whether the check distance and the accumulated running distance are identical.
Patent KR-20010045547-A (KR)
Inventor: WOO GYEONG HOE
IPC: B22D41/00
Filed: 1999-11-05
Abstract: PURPOSE: An apparatus for injecting heavy metal alloy from the outside of a furnace is provided to prevent environmental pollution, protect bottom bricks of a ladle and prevent damage of equipment and safety accidents due to the high temperature heat, thereby improving productivity by using a chute in which a buffer device is constructed in the state that removal of dust is assured by a dust collector when injecting the heavy metal alloy into the ladle. CONSTITUTION: In an apparatus for injecting heavy metal alloy raw material into a ladle from a work platform outside a furnace, the apparatus for injecting heavy metal alloy from the outside of a furnace comprises a step (12) installed on the work platform adjacent (8) to a raw material injection point, wherein a motor switch is installed inside the step (12); a gate (13) installed at the lower part of the work platform at the raw material injection point; a chute (21) on the inner wall of which raw material buffers are installed, and installed at the lower part of the gate (13); a chute guide (22) installed with surrounding the outer part of the chute (21) so that the lower part of the chute is extended to the upper part of the ladle; and a driving motor (15) ascending and descending the chute guide (22) by the motor switch inside the step (12).
Patent KR-20000048168-A (KR)
Inventor: TETERUDE PATRICK M
IPC: G11B5/012
Filed: 1999-12-16
Abstract: PURPOSE: A recording head of a hard disk drive, a circuit, and the characteristic of a disk recording operation are provided to adjust the over chute of a recording head drive current to optimize raising/lowering times. CONSTITUTION: A circuit includes an H drive circuit(20), a circuit setting a bias voltage, and an adjustable over chute circuit. The adjustable over chute circuit includes variable capacitors(20,24) connected between the upper and the lower driving transistors of a recording head. The adjustable over chute circuit contains an adjustable initial current for driving the recording head to adjust an over chute. A voltage bias circuit(26) supplies voltage(Vb) from a node(28). The voltage bias circuit includes a current source(30) connected to the gate and the collector of a transistor(32). And, the emitter of the transistor is connected to a ground through a resistance(34). And, the bias voltage is connected to the source inputs of two MOS transistors(36,38). The drains of the MOS transistors are connected to the gates of lower H-bridge transistors(40,42). Moreover, the gates of the transistors are connected to driving signals(Y,Y bar). Therefore, the transistors control the bias voltage by using the driving signals, and the bias voltage is switched to the gates of the lower H-bridge transistors.
Patent KR-20010056809-A (KR)
Inventor: KIM JIN DAE
IPC: H04B7/19
Filed: 1999-12-16
Abstract: PURPOSE: A transmission data processing apparatus in a time and frequency transfer system using a satellite and a method thereof are provided to be continuously used as a performance test tool of a system by transmitting a data in online through a network between a spacecraft control center and a transmission station and smoothly and stably transmitting and receiving the data between a transmission data processor and a modulator. CONSTITUTION: When a system is initialized and a transmission data processor is initiated, ports of a computer allocated to a spacecraft control center and a correction station are opened(401). A transmission process is generated to transmit a data to a modulator(402). The ports are initially in a sleep state and not operated before a data is inputted(403). It is checked whether a data has reached the ports from the spacecraft control center and the correction station(404). When a data reaches the ports, adaptability of the data format is verified(405). If the data format is adaptable, an integer value of a field is extracted according to a reference value set for each field of the data(406) and stored in a database according to a database schema(407). The transmission processor periodically the database for the corresponding data(408), puts it in a previously determined transmission data format, performs a channel coding and a time coding, and transmits it to the modulator(410).
Patent KR-20010063647-A (KR)
Inventor: LEE AN GUK
IPC: H01P7/10
Filed: 1999-12-23
Abstract: PURPOSE: An RF receiving device and a method using a dielectric resonator are provided to reduce space and manufacturing costs by designing a particular frequency cancellation filter using a dielectric resonator. CONSTITUTION: The RF receiving device comprises a low noise amplifier(1), a dielectric resonating part(2A), a low pass filter(3) and a frequency synthesizer(5). The frequency synthesizer(5) mixes received frequency and oscillation frequency to extract intermediate frequency. The dielectric resonating part(2A) consists of a condenser(Co) which one end is connected to an output of the low noise amplifier(1), and a dielectric resonator(Do) which is connected to the other end of the condenser(Co) in one end and is grounded in the other end.
Patent KR-20010057843-A (KR)
Inventor: PARK SANG ON
IPC: G11B7/09
Filed: 1999-12-23
Abstract: PURPOSE: An actuator direction detecting method of optical recorder/regenerator is provided to detect proceeding direction of the actuator easily and correctly even in a disc of land/groove recording type by deciding proceeding direction of the actuator confirming whether phase of tracking error signal is plus direction or minus. CONSTITUTION: An optical recorder/regenerator emits lights for record regeneration and receives light reflected from the optical record media and detects RF signal, tracking error signal and then executes data restoration and tracking servo. An actuator direction detecting method is constituted of the stage which detects maximum value of RF signal and the stage which confirms tracking error signal at the position of maximum value of RF signal and detects proceeding direction of the tracking actuator. The actuator direction detecting part is composed of an RF envelope detecting part(301) which detects envelope of RF signal and a direction judgement part(302) which see phase of tracking error signal and judges direction of the actuator after detecting maximum value of RF signal from RF envelope.
Patent KR-20010061703-A (KR)
Inventor: PARK TAI UP
IPC: F24F7/00
Filed: 1999-12-28
Abstract: PURPOSE: A fixed type ventilating device is provided, in which a guide blade is arranged between air flow guide disks which are stacked into layers, to thereby achieve an improved air flow. CONSTITUTION: A fixed type ventilating device comprises a first air flow guide disk(100) mounted on the top of the device, and which has an upper air flow cut-off surface(120), a horizontally extended portion(130) with a fixing hole(110), and an inclined peripheral wall(140) inclined toward the upper air flow cut-off surface at a predetermined inclination angle; a second air flow guide disk(200) staked beneath the first air flow guide disk, and which has a horizontally extended portion(230) with a fixing hole(210), an inclined peripheral wall(240) inclined upward from the horizontally extended portion, and a ring type aperture(220) formed at the top of the second air flow guide disk; a conical support(300) having a plurality of support members(310) for supporting the stacked first and second air flow guide disks; coupling members including bolts(410,420) and nuts(430) for coupling air flow guide disks and fixing support members; and a guide member(500) inserted, in a vertical direction, between fixing holes of first and second air flow guide disks. The guide member arranged between inclined peripheral walls of first and second air flow guide disks, serves to guide the air flow in a single direction even when the direction of external air flow changes.
Patent KR-20010061736-A (KR)
Inventor: KIM JIN MAN
IPC: F28D1/03
Filed: 1999-12-29
Abstract: PURPOSE: A laminated heat exchanger is provided to improve heat transfer area and heat exchanger efficiency by forming three refrigerant flow channels at a single plate. CONSTITUTION: A laminated heat exchanger includes a plate(1) having two sectioning protrusions(2) for forming three refrigerant flow channels(3,4,5) which are communicated with each other. Flow channels have convex-concave portions(6) formed at a predetermined spacing, and the plate has channel holes(7,8,9) connected to flow channels. Thus-configured plate is stacked and coupled into layers so as to constitute three tanks formed by three channel holes. Each of convex-concave portions is formed to expand the friction area with respect to the refrigerant flow. Refrigerant circulation cycle is formed in such a manner that refrigerant is introduced through one of three channel holes, circulated through the flow channels, discharged through the other two channels, and introduced through another channel hole.
Patent KR-20000029445-A (KR)
Inventor: KOWALSKI JACEK
IPC: H01L27/04
Filed: 1997-07-10
Abstract: PURPOSE: A programmable switch, adjustable capacitance and resonant circuit effected by means of such a switch are provided for programmable capacitance in LC resonant circuit by alternating voltage. CONSTITUTION: An integrated circuit comprises a resonant circuit(L, 20) for receiving by electromagnetic induction an alternating voltage (Vac), the resonant circuit comprising at least one capacitance (C1-Ci) switchable by means of a programmed switch (11), the switch comprising a circuit breaker (7), a memory cell (6) and a circuit (31, 32, 33, 42) for controlling the circuit breaker (7), the control circuit being supplied by the alternating voltage (Vac) and arranged for opening or closing the circuit breaker (7) depending on the programming or the erasing status of the memory cell (6).
Patent KR-20000029496-A (KR)
Inventor: LEVI SHEM TOV
IPC: H01Q23/00
Filed: 1996-07-25
Abstract: PURPOSE: A phase control device is provided to provide a plurality of phase values and to be used to a system. Phase shift elements and switches are reduced compared to conventional phase shifter, and the structure became simple and compact. CONSTITUTION: A phase control device is provided comprising electrically connected phase shift elements and electrically connected switches. The electrically connected switches are interconnected by a first conducting lines and a second conducting lines. The switches are electrically connected to the phase shift elements through the second conducting lines.
Patent KR-20000029864-A (KR)
Title: Coatings containing fluorinated esters
Inventor: KIRCHNER JACK ROBERT
IPC: C09D167/06
Filed: 1997-08-04
Abstract: PURPOSE: Coating compositions containing an alkyd, urethane or unsaturated polyester resin and an ester of an unsaturated alcohol and fluorinated acid wherein the cured coating has an advancing hexadecane contact angle of at least about 40 degrees and improved oil and water repellency is provided. CONSTITUTION: A coating composition comprises: (A) an ester of an unsaturated alcohol and a fluorinated acid of the formula Rf -X-CO-O-R wherein Rf is a C2 -C20 perfluoroalkyl radical or a C5 -C38 perfluoroalkyl radical having at least one ether oxygen atom; R is a C3 to C21 unsaturated aliphatic hydrocarbon radical, optionally aryl substituted, or a mixture thereof; X is -(CH2)m-, -C6 H4-, -CON(R1)R2-, -SO2 N(R1)R2-, -(CH2)s SOy(CH2)t-, -(CH2)sSOy-CH(CH3)CH2- or -(CH2)sSOy-CH2-CH(CH3)- wherein m is 2 to about 20; s is 1 to about 12; t is 1 to about 17; y is 0, 1 or 2; R1 is hydrogen or alkyl of 1 to about 12 carbon atoms; and R2 is alkylene having 1 to about 12 carbon atoms: and (B) alkyd, urethane or unsaturated polyester resin; wherein a cured coating resulting from the coating composition has an advancing hexadecane contact angle of at least about 40 degrees.
Patent KR-20000068906-A (KR)
IPC: H01F7/16
Filed: 1998-09-02
Abstract: 본 발명은 제한된 길이의 행정을 가진 빠른 선형 운동을 하는 전자기 액츄에이터에 관한 것이다.  전자기 액츄에이터는 제 1 고정 코일(1, 6) 및 제 2 가동 코일(2)을 포함하는데, 고정 코일은 제어 가능한 전원(7)에 결합되며 가동 코일은 외부 전원과의 갈바니식 결합없이 단락된다.  전자기 액츄에이터의 가동 코일의 단부는 정류기 엘리먼트(9) 바람직하게는, 다이오드를 통해 단락된다.  다이오드는 전류가 제 2 코일에서만 한 방향으로 발생되도록 하고, 상기 전류는 제 1 코일을 통해 흐르는 전류에 의해 발생된 전자기장으로부터 유도된다.  이러한 방법으로, 경량의 복동식 전자기 액츄에이터가 제조될 수 있으며, 가동 코일에 어떠한 외부 결합없이도 이러한 전자기 액츄에이터만으로 매우 빠른 응답과 신뢰성을 가지게 된다.
Patent KR-20000057177-A (KR)
Title: Cryptographic medium
Inventor: HERSHLOW JOHN H
IPC: G07F7/10
Filed: 1997-11-20
Abstract: PURPOSE: A cryptographic medium is provided to allow greater computing and storage capacity on a smart card and to encapsulate the smart card for security. CONSTITUTION: A cryptographic medium includes embedded metallic particles that provide a unique signature when a card is exposed to a radio frequency signal. The cryptographic medium includes programming and storage capability, so that protocols for different types of transactions may be stored on the cryptographic medium, along with personal information associated with a user of a token. The token may take the form of a plastic card, which includes an electronic module fabricated using a multi-chip module design and includes the programming and storage capability. The design allows greater computing and storage capacity on the card. At least the electronic module is encapsulated in a plascon material, giving the overall card a more physically secure construction.
Patent KR-20000057557-A (KR)
Title: Multilayered printed wiring board
Inventor: ASAI MOTOO IBIDEN CO LTD
IPC: H05K3/38
Filed: 1996-12-13
Abstract: PURPOSE: A multilayered printed wiring board is provided to prevent the swell of the conductor layer and the deterioration of the adhesion between the insulating resin layer and the conductor caused by remaining solvent. CONSTITUTION: A multilayered printed wiring board is a lamination of the insulating resin layer and the conductor layer upon a sheet. The conductor layer composed at least of a signal layer and a power supply layer has a lattice-like conductor pattern of the power supply layer.
Patent KR-20000069898-A (KR)
Title: 알칼리축전지 및 그 충전방법
IPC: H01M4/52
Filed: 1997-12-22
Abstract: 전지캔내에 +극과 -극과 알칼리 전해액등을 구비한 알칼리축전지에 있어서, 그 +극에 있어서의 +극활물질에 망간을 함유한 α-수산화니켈을 사용하여, +극에 있어서의 충전전위와 산소발생전위와의 차를 크게 하고, 충전시에 양극에 있어서 산소가 발생함을 억제함과 동시에, 수용물을 수용하게 하는 전지캔의 수용부속에 있어서, +극활물질과 -극활물질이 차지하는 체적점유율을 75% 이상으로 하여, 전지용량의 커다란 알칼리축전지를 얻을 수 있도록 한다.
Patent KR-20010005855-A (KR)
IPC: G06F9/44
Filed: 1997-12-25
Abstract: 본 발명은 이동 에이전트(agent)의 복잡한 행동을 기본적 행동 패턴으로 분류한 템플레이트(template)를 제공하고 있다.   템플레이트는 이동전의 플레이스(place)에서 실행되는 액티비티(actibity)와 이동후에 실행되는 액티비티에 링크되고 있다.  템플레이트는 그 종류에 따라, 이동전과 이동후에 실행되는 인스트럭션(instruction)을 정의하고 있으며, 이것을 이동 에이전트에 송출한다.   이동 에이전트는 이에 응답하여, 클론(clone)의 작성, 다른 플레이스로의 이동, 클론끼리의 융합 등을 실행한다.  또한, 이동 에이전트에 유지되고 있는 플랜 객체(plan object)는 템플레이트와 액티비티의 실행 순서를 정의하고 있다.   본 발명에 의하면, 효율적이고 또한, 처리에 소요되는 시간이 짧아, 다른 자원의 점유를 최소한으로 억제할 수 있는 이동 에이전트를 제공할 수 있다.