baber/WOPTO huggingface dataset:
Patent KR-20040019500-A (KR)
Title: Fixing device for electrophotographic printer
Inventor: LEE MYEONG SEOK
IPC: G03G15/20
Filed: 2002-08-28
Abstract: PURPOSE: A fusing unit of an electrophotographic printing machine is provided to simplify a structure and prevent the damage of a hating roller. CONSTITUTION: A heating roller(72) has a heat generating device. A compressing roller(73) is installed to be contacted with the heating roller at a predetermined pressure. A paper separating member(75) is installed to be rotative by a rotary shaft(74) for being contacted with one side of the heating roller. The paper separating member is formed of an adjacent part(76) contacting with the heating roller centering on the rotary shaft, and a weight part(77) compressing the adjacent part toward the heating roller by self-weight.
Patent KR-20040025084-A (KR)
Title: System and method for administering operation cost of particulars of construction work
Inventor: KIM UK
Filed: 2002-09-18
Abstract: PURPOSE: A system and a method for managing an event operation cost of a building construction are provided to facilitate information sharing between a head office and a construction management target, and manage a construction cost in a remote place by writing an estimate and particulars for a design, automating a bidding business, and storing/searching expenses of the construction price in a database. CONSTITUTION: A head office computer(10) automatically makes a 3-D(Dimensional) model of the construction, generates the estimate and a particular sheet based on the 3-D model by linking with market information stored in a database server(40), sends the estimate and the particular sheet to each construction company, writes/sends an execution budget sheet by receiving a bidding sheet from the construction companies, manages construction costs and earnings, and outputs various reports by using the data stored in the database server. A wire/wireless communication terminal(30) transmits the data in real-time through the Internet connection through the wire/wireless communication network, transmits the bidding sheet to the head office computer, and inputs a construction process state of a field.
Patent KR-20030025849-A (KR)
Title: Improved flange for connection between an axial compressor and high-pressure rotor disc unit in a gas turbine
Inventor: BACCIOTTINI CARLO
IPC: F16D1/076
Filed: 2002-09-18
Abstract: PURPOSE: A flange for connecting between an axial compressor and a high-pressured rotor disc unit in a gas turbine is provided to considerably increase the life span of the connection flange by the reduction of the maximum of stress in a force-concentrated area, to increase rotational velocity, compression ratio and the temperature of fuel and to decide the proper combination of two sides. CONSTITUTION: A flange(20) for connecting between an axial compressor and a high-pressure rotor disc unit in a gas turbine is composed of a body(22) with a frusto-conical shape which is joined to a shaft of the axial compressor by a cylindrical hub(24). The body is connected to the rotor disc unit by an extension(26) of the hub in a form of a circular ring at a larger base of a frustum of a cone of the body. A circumferential recess(28) provided in a surface(29) of the extension which faces the rotor disc unit is connected by interference with a projection, which is complementary to the recess and is provided on the rotor disc unit. In addition, the body has an outer generatrix which is inclined relative to the direction at right-angles to an axis(X) by an angle(alpha 1) of between 25 and 35 degrees and an inner generatrix which is inclined by an angle(alpha 2) of between 12 and 18 degrees.
Patent KR-20030026234-A (KR)
Title: Socket apparatus particularly adapted for lga type semiconductor devices
Inventor: FORSTER JAMES A
IPC: H01R12/88
Filed: 2002-09-24
Abstract: PURPOSE: A socket apparatus particularly adapted for land grid array type semiconductor devices is provided to prevent damage on the semiconductor, and to cut down manufacturing cost by locking and releasing simply and quickly with installing a cover pivotally. CONSTITUTION: A socket(10) has a cover(14) pivotally mounted to a base(12). The base is formed with a seat(12a) for mounting a semiconductor device on a contact mounting plate. A locking mechanism(20) for locking the cover in the closed position includes an over-center linkage mechanism interacting with a locking pin(20a). The locking mechanism is provided with a pivotal locking member to provide either manual or automated operation. The cover of the socket also comprises an integrally formed heat sink. A separate heat sink is independently mounted on the cover provided with an aperture through the cover in which the heat sink is slidably mounted.
Patent KR-20040031363-A (KR)
Title: Liquid Crystal Display and Method of Fabricating the same
Inventor: JUN JAE HONG
IPC: G02F1/1339
Filed: 2002-10-05
Abstract: PURPOSE: A liquid crystal display device and a method for fabricating the same are provided to increase the height of spacers at precise positions to cover the photoresist pattern. CONSTITUTION: A liquid crystal display device includes thin film transistors formed on intersections between gate and data lines(61). Pixel electrodes(78) are formed on pixel areas provided by the intersection between the gate and data lines. Spacers(80) are respectively formed with a photoresist pattern(81) inside to be used in the patterning of the pixel electrodes, wherein the pixel electrodes are patterned under the spacers by the size corresponding to the spacers and the photoresist patterns.
Patent KR-20040032476-A (KR)
Title: Lcd backlight multi-inverter for inspection
Inventor: LEE SEONG JU
IPC: G02F1/133
Filed: 2002-10-10
Abstract: PURPOSE: A multi-inverter for a liquid crystal display back light unit is provided to reduce the cost and time required for replacement of an inverter in a production line to improve productivity and efficiency. CONSTITUTION: A multi-inverter includes an input unit for receiving power and signals, a driver for generating a pulse width modulation signal, a selector for selectively operating lamps, a power supply for providing power to the lamps, and an output unit connected to the lamps. The input unit is composed of a connector. External DC power and a select signal are input to the multi-inverter through the input unit to control the driver and the selector. The driver is composed of an inverter control IC, generates the pulse width modulation signal and carries out sensing and correcting functions. The selector consists of a 2-input AND gate and a 2-input OR gate and receives the control signal to drive only a desired lamp among the lamps. The power supply consists of a high-voltage transformer and a power field effect transistor. The output unit is composed of a connector, provides the power to the lamps, and receives signals from the lamps to transmit the signals to the driver.
Patent KR-20030031436-A (KR)
Title: Bucket and wheel dovetail design for turbine rotors
Inventor: YEHLE GARY EDWARD
IPC: F01D5/30
Filed: 2002-10-14
Abstract: PURPOSE: A dovetail joint between a rotor wheel and a bucket and usage thereof are provided to minimize the stress concentration caused by the centrifugal force of the bucket. CONSTITUTION: A dovetail joint between a rotor wheel and a bucket rotatable about an axis, comprises a male dovetail component on the rotor wheel and a female dovetail component on the bucket. The male dovetail component receives the female dovetail component in a direction tangential to the rotor wheel. The male dovetail component includes plural circumferentially extending hooks(28,30,32,34) lying on opposite sides of a plane normal to the axis and bisecting the male dovetail component. Each hook has a generally radially inwardly-facing surface(22). The surfaces of all of pairs of the hooks on each of the opposite sides of the plane define angles extending away from the plane and toward and away from the axis. The angles of the surfaces of all of pairs of the hooks on each of the opposite sides of the plane are equal to one another. Neck portions(24) join the surfaces and generally radially outwardly-facing portions of radially inwardly-underlying hooks, and fillets(26) between the neck portions and the surfaces.
Patent KR-20040034928-A (KR)
Title: Cut-flower grader using computer vision
Inventor: CHO NAM HONG
IPC: B07C5/34
Filed: 2002-10-17
Abstract: PURPOSE: A cut flower sorting device using the image of a computer is provided to reduce manpower and expenses, and to increase floricultural income by sorting cut flowers accurately and efficiently with a CCD and the computer. CONSTITUTION: A cut flower sorting device(100) comprises a preprocess unit(1) cutting the flower stem properly by feeding the flower horizontally by a worker, and supplying a blossom of a flower after taking off leaves from the stem; an image process sorting unit(2) accurately sorting roses and chrysanthemums from the preprocess unit corresponding to bending and thickness of stalks, budding and length by using a CCD(charge coupled device) and a computer having the image sorting algorithm and program; and a discharge part discharging flowers sorted by the image process sorting unit according to each grades.
Patent KR-20040034273-A (KR)
Title: Damper operation detecting method for refrigerator
Inventor: LEE SANG SU
IPC: F25D11/00
Filed: 2002-10-21
Abstract: PURPOSE: A method for sensing damper operation of a refrigerator is provided to determine whether the damper operates normally for preventing the super or weak cooling of the refrigerator. CONSTITUTION: A method for sensing the operation of a damper of a refrigerator includes the steps of sensing a cavity temperature of the refrigerator and comparing the sensed temperature with a set temperature(200). If the sensed temperature is not satisfying, the damper is driven to supply chilled air into the cavity(210). After a predetermined time from the driving of the damper, the cavity temperature is monitored to check whether the cavity temperature is in the satisfying state(230). If not satisfying, damper reject is displayed(250).
Patent KR-20020086420-A (KR)
Inventor: CHO YUN
IPC: A61M5/32
Filed: 2002-10-22
Abstract: PURPOSE: A syringe needle for the blood injection is provided, which is made of a biodegradable material, has a sufficient strength to permeate the skin without a metal guide needle and can be softened by the body temperature and the moisture and enzyme inside of the blood. CONSTITUTION: The syringe needle comprises a tube(1), a hub(2) extended from the tube, and a needle(1a) formed at the terminal part of the tube, wherein the needle tube comprising the needle and the tube is made of a composition comprising 1-10 wt% of starch and the biodegradable synthetic polymer components. The biodegradable synthetic polymer component is preferably a mixture of polylactide (or its copolymer) and polybutylene succinate (or its copolymer) by 90:10 to 50:50 by weight.
Patent KR-20040036040-A (KR)
Title: Injector fixing structure for preventing fuel spray interruption in diesel engine
Inventor: JUNG JAE HUN
IPC: F02M61/14
Filed: 2002-10-23
Abstract: PURPOSE: A structure for mounting an injector of a diesel engine for preventing interference with fuel injection is provided to allow the injector to exert optimum efficiency at fixed NTP(Nozzle Tip Protrusion) value. CONSTITUTION: A cylinder head(2) is coupled to a cylinder block(3) having a piston forming a combustion chamber(5) on an upper side thereof, and having an injector(1) mounted thereto to spray fuel into the combustion chamber. A chamber(2a) is formed by slopingly cutting corners of a lower side of an injector insertion hole to prevent the cylinder head from interfering with trace of fuel sprayed through a spray nozzle of the injector. The chamber is formed at angle between 30 deg. and 45 deg. The chamber absorbs processing deflection of a location on which the injector is mounted due to deflection of processing of a seating surface of the injector, length of the nozzle, and a gasket so that trace of fuel injection of the injector is not interfered with the small NTP value.
Patent KR-20030036035-A (KR)
Title: Treatment system for microorganism in liquid
Inventor: KINO SEIJI
IPC: C02F1/34
Filed: 2002-10-30
Abstract: PURPOSE: Provided is an apparatus for killing microorganisms in liquid and for reducing the number of microorganisms in liquid at a low cost by destructing microorganisms in the liquid by shearing treatment utilizing a shearing phenomenon (sudden difference between flow velocities due to a place) present in turbulent flows in the liquid and also easy in the enhancement of treatment capability. CONSTITUTION: The apparatus comprises a slit plate(3) having a plurality of elongated slit-shaped openings attached to the inside of a pipe on the way of the pipe(2) in a cross-sectional direction; and a pump(4) for feeding a liquid containing microorganisms into the pipe(2) toward the slit plate(3) attached to the pipe(2).
Patent KR-20040038000-A (KR)
Title: Mobile phone for tuning a musical interval
Inventor: LEE SEUNG HYEON
IPC: H04B1/40
Filed: 2002-10-31
Abstract: PURPOSE: A mobile communication terminal for tuning tones is provided to control a supply of a karaoke service according to a user's indication, and to analyze the user's tone inputted through a microphone, then to inform the user of the analyzed tone, thereby tuning the user's tone. CONSTITUTION: A keypad(11) inputs a user command. A microphone(12) inputs a user's singing sound. A controller(13) controls a supply of a karaoke service according to the user's indication, analyzes the user's tone, and informs the user of the analyzed tone. A transceiving processor(14) downloads karaoke contents by accessing a wireless Internet, and transmits the karaoke contents to the controller(13). An LCD(15) displays song lyrics and analyzed results on the user's tone. A speaker(16) outputs an accompaniment transmitted by the controller(13). A memory(17) stores the karaoke contents.
Patent KR-20040040920-A (KR)
Inventor: KIM MIN JEONG
IPC: F16H55/30
Filed: 2002-11-08
Abstract: PURPOSE: A chain sprocket is provided to reduce noise, prevent wear, secure quiet operationability, and improve durability by preventing backlash from being generated in engaging a sprocket with a chain. CONSTITUTION: A chain sprocket is composed of a first sprocket(1); a second sprocket(2) formed with the circumference same with the first sprocket and teeth with same phase and overlapped with the first sprocket; a holding device for holding to go crisscross teeth of the first and second sprockets; a conformed state-keeping device for keeping a state that the teeth of the first and second sprockets are confirmed with the same phase; and a combining device for keeping an overlapped state of the first and second sprockets. The holding device comprises a first pin(3) installed to the first sprocket toward the second sprocket; a second pin(5) installed to the second sprocket toward the first sprocket; and a round plate spring(7) installed between the first and second sprockets to mutually hold the first and second pins in the circumferential direction.
Patent KR-20020097093-A (KR)
Title: Natural Convection Microfluidic Mixer
Inventor: SHIN SE HYUN
IPC: G01N35/00
Filed: 2002-11-09
Abstract: PURPOSE: Provided is a microfluidic mixer for natural convection which utilizes natural convection related to buoyancy to raise mixing effect so that it is widely used to mix reagents or samples homogeneously in analyzing biological materials. CONSTITUTION: The microfluidic mixer for natural convection is characterized by comprising the parts of: a substrate which is selected from groups which consist of silicone, quartz, silica, glass, polymer to be processed by laser, polymer for injection molding, ceramic or so on; not less than one channel(11,12,13) which is located at the substrate; and not less than one electric heater which is bound to the channel and connected by electric wire to receive power for heating liquid samples.
Patent KR-20040043607-A (KR)
Title: Method for searching defect lint of hard disc drive
Inventor: NAM HYE JEONG
IPC: G11B20/18
Filed: 2002-11-19
Abstract: PURPOSE: A method for searching a defect list of an HDD(Hard Disk Drive) is provided to reduce a frequency for referring to a defect list by storing the defect information for a target track and the information for the next defect track, and using the stored information for the next defect list search. CONSTITUTION: A read/write instruction is received from a host(S602). If the target track is present in a non-defect list, the defect information is obtained from a non-defect list(S606). If not, the defect list is searched(S608). Obtaining the defect information for the target track and until the track including the next defect from the defect list, the defect information is stored in the non-defect list(S610). Based on the obtained information, an actual physical address for accessing the target track is obtained(S612). The read/write operation is performed by using the physical address(S614).
Patent KR-20040043791-A (KR)
Inventor: KIM SEONG HUN
IPC: H01J31/20
Filed: 2002-11-20
Abstract: PURPOSE: A shadow mask is provided to prevent a doming phenomenon and degradation of color purity by permitting the skirt portion of the shadow mask to have a longer length. CONSTITUTION: A cathode ray tube comprises a panel; a funnel coupled to the panel such that the interior of the assembly of the panel and the funnel is maintained at a vacuum state; a phosphor screen formed on the inner surface of the panel; a shadow mask(3) spaced apart from the phosphor screen; an electron gun arranged in the neck portion of the funnel; and a deflection yoke for horizontally and vertically deflecting electron beams emitted from the electron gun. The ratio(%) of the longer side length(X) to the length(S) of a skirt portion(15) of the shadow mask satisfies the expression 4.1%<=S/X<=5.2%.
Patent KR-20030011030-A (KR)
Inventor: CHOI ICK SOO
IPC: B23B31/18
Filed: 2002-11-26
Abstract: PURPOSE: Provided is a glass tube-clamping chuck used in equipment for blowing process of glass tube forming flare and dome on its ends unlike a conventional long glass tube. CONSTITUTION: The chuck for clamping a glass tube(40), processing into bulb, ample, glass bottle, etc, is characterized by comprising the parts of: a housing(110), tube with a pierced hole, set on a rotary table(20); a clamping device(120) installed in the housing, having a pierced hole along an axial line and moving around the axial line, for clamping a top-part of glass tube to align the axial line of glass tube with the axial line; a power-carrying part installed in the housing for carrying power required in rotation of the clamping device; a clutch for carrying power to the clamping device. In case applying excessive external force to the clamping device, the clamping device makes clamping legs open for clamping the top-part of glass tube or releasing the clamped glass, and the clutch cuts off powder carrying to the clamping device.
Patent KR-20040046496-A (KR)
Title: Rotary swicth detecting device
Inventor: CHOI JIN TAK
IPC: H01H41/00
Filed: 2002-11-27
Abstract: PURPOSE: A rotary switch sensor is provided to simplify a switch sensor structure by reducing wirings connected between a micom and a rotary switch. CONSTITUTION: A rotary switch sensor comprises a rotary switch(40), a voltage converter(50), a micom(60) and a power supply(70). The rotary switch has a set bit number and changes an inner wiring status according to a bit signal to be created. The voltage converter converts a voltage of the signal outputted from the rotary switch to a voltage corresponding to the bit signal. The micom detects the bit signal corresponding to the converted voltage of the voltage converter. The power supply supplies an external power to the rotary switch.
Patent KR-20040047165-A (KR)
Title: Enlarger Device for Welding range in laser welder
Inventor: CHOI MUN HWAN
IPC: B23K26/064
Filed: 2002-11-29
Abstract: PURPOSE: An apparatus for enlarging a welding range of a laser welder is provided to improve welding strength of the laser welder by enlarging the welding range of a laser beam. CONSTITUTION: A laser welder includes a welding section and a mirror section. The welding section includes a vertical duct(10) through which a laser beam passes. A welding head(11) is installed at a lower end of the vertical duct(10). A gas nozzle(12) is provided at a side of the vertical duct(10) and extends toward the welding head(11). A wire drum(14) is installed at a side of the vertical duct(10) so as to feed welding wires(15) into a welding part. The mirror section includes a direct reflective mirror(18) installed at one side of a mirror base(19) in order to reflect laser beam, and a focusing mirror(20) for focusing laser beam onto the welding part.
Patent KR-20040048659-A (KR)
Title: Device and method for notifying low voltage in wireless telephone having an analogue watch
Inventor: AHN SANG JIN
IPC: H04B1/40
Filed: 2002-12-04
Abstract: PURPOSE: An apparatus and a method for announcing the generation of low voltage in a portable terminal having an analog watch are provided to prevent the discharging of an analog watch and to announce the time of battery replacement. CONSTITUTION: An ADC(Analog-to-Digital Conversion) part(53) converts the voltage of the fist power supply part(61) into a digital signal and outputs an ADC code value. An alarm sound generation part(54) generates a low voltage alarm sound through an audio processing part in order to announce the replacement time of an analog watch(60) to the user when the ADC code value outputted through the ADC part(53) is less than an appointed level value. At this moment, a display part(30) displays a low voltage alarm message. An enable port(52) turns on or off the switch of a regulator(51) under the control of a control part(10). In case that the ADC code value outputted through the ADC part(53) is less than the appointed level value, the enable port(52) turns on the switch. If the switch is turned on, the regulator(51) supplies the voltage of the second power supply part(35) to the first power supply part(61).
Patent KR-20040049585-A (KR)
Title: A unburned Magnesia-Carbon brick having excellent thermal shock resistance
Inventor: BAE IN GYEONG
IPC: C04B35/04
Filed: 2002-12-06
Abstract: PURPOSE: Provided are non-calcined magnesia carbon-based fire bricks used as refractories of iron making and steel making facilities, which are excellent in heat impact resistance by using thin film type graphite. CONSTITUTION: The non-calcined magnesia carbon-based fire bricks comprise a main material comprising 0.5-25w% of the thin-film type graphite with less than 1mm and the balance of a magnesia aggregate and 0.5-5pts.wt.(based on the main material of 100pts.wt.) of a phenol binder, wherein the thin-film type graphite has a specific surface area of 10-30mm¬2/g.
Patent KR-20040051896-A (KR)
Title: Control system for variable geometry turbo charger on vehicle and method
Inventor: KWON BYEONG JUN
IPC: F02B37/22
Filed: 2002-12-13
Abstract: PURPOSE: A system and a method for controlling a variable geometry turbo charger are provided to prevent the breakage of a turbo charger and to stabilize the engine output by controlling the turbine rpm suitable for the present load condition. CONSTITUTION: A method for controlling a variable geometry turbo charger comprises the steps of applying the rotational speed of a turbine to an F/A(Frequency to Analog) converter(S102), converting the frequency of the turbine speed to the analog voltage and applying the analog voltage to an ECU(S103), linearizing the turbine speed information(S104), comparing the turbine speed to a reference rotational speed(S105), applying a predetermined target boost map, an intake air temperature calibration map and an atmospheric pressure calibration map if the turbine speed is not within the range of the reference speed values(S107), determining the final target boost value(S108), and adjusting the turbine speed by adjusting the flow area in the turbine(S109).