baber/WOPTO huggingface dataset:
Patent KR-20020023117-A (KR)
Inventor: ISHIKAWA MASAYUKI
IPC: H01S3/131
Filed: 2001-09-15
Abstract: PURPOSE: The optical device, surface emitting type device and manufacturing method thereof are provided to realize a DBR which has a high reflectance and has a wide wavelength width of a stop band and is easily manufactured, in order to provide an optical device and a surface emitting type device each having a high efficiency and being operated stably and being manufactured at high yield. CONSTITUTION: The reflector M has a structure in which semiconductor layers M1 made of Al0.05Ga0.95N and gap layers M2 made of air are alternately laminated. In other words, the reflector M comprises a laminated layers having a plurality of semiconductor layers M1 separated by substantially same gaps. Each of the semiconductor layers M1 is supported by a support part S interposed between the neighboring semiconductor layers M1, and the support part S is made of GaN. In the reflector M, in order to obtain a high reflectance with respect to the incident light having a wavelength of lambda, the thickness of the semiconductor layer M1 and the thickness of the gap layer M2 are set at lambda/4n1 and lambda/4n2, respectively. Here, n1 is a refractive index of Al0.05Ga0.95N, about 2.57 and n2 is a refractive index of air, about 1. For example, in order to obtain the reflector M having a high reflectance with respect to the incident light L having a wavelength of 400 nm, the thickness of the semiconductor layer M1 is made about 40 nm and the thickness of the gap layer M2 is made about 100 nm. This reflector M reflects the incident light L at a high efficiency by the use of a large difference in refractive index between the Al0.05Ga0.95N of the semiconductor layer M1 and the air of the gap layer M2
Patent KR-20030025345-A (KR)
Title: LNG Vaporization System with the Double-tube Triple-flow Method Using Phase Change Fluid
Inventor: YUN SANG KUK
IPC: F17C9/02
Filed: 2001-09-20
Abstract: PURPOSE: An LNG vaporization system is provided to reduce fuel costs by effectively vaporizing LNG even during the winter time where the temperature of the seat water is lower than 5 Deg.C. CONSTITUTION: An LNG vaporization method comprises a first step of permitting the phase change heating medium flowing along the innermost pipe of an open rack vaporizer(2) to be liquefied by absorbing the heat of the LNG; a second step of permitting the liquefied medium to be injected into a desalting device(4) by a liquid propane pump(3) and gasified; and a third step of permitting the gasified medium to be heated by a heater(5) and recirculated to the open rack vaporizer.
Patent KR-20020025726-A (KR)
Inventor: INOUE AKIRA
IPC: G03F7/027
Filed: 2001-09-25
Abstract: PURPOSE: A liquid crystal display color filter and a photosensitive resin composition are provided to form a pattern manifesting a large elastic deformation ratio and a small plastic deformation ratio in a wider temperature range, to produce a liquid crystal display having a columnar convex part for setting the thickness of a liquid crystal layer, and to obtain excellent display qualities. CONSTITUTION: A photosensitive resin composition comprises at least a polymer, a poly-functional acrylate monomer, and a photopolymerization initiator. In the content of the poly-functional acrylate monomer is from 50 to 70% by weight. A photosensitive resin composition comprises at least a polymer, a monomer having an unsaturated double bond, a photopolymerization initiator, and an alicyclic compound-containing resin. In the alicyclic compound is a compound having a poly-cyclic steric structure. A color filter(1) comprises a colored layer(5), a plurality of colors formed on a substrate(2) in a predetermined pattern, and a plurality of columnar convex parts(7). The columnar convex part manifests an elastic deformation ratio ranging from 40 to 60% and an initial deformation ratio ranging from 10 to 30% at a temperature of 180deg.C.
Patent KR-20030028142-A (KR)
Title: Fusing roller apparatus of electrophotographic image forming apparatus
Inventor: LEE GYEONG U
IPC: G03G15/20
Filed: 2001-09-27
Abstract: PURPOSE: A fixing roller of an electrophotographic image forming system is provided to secure durability and stability of the fixing roller, improve productivity and facilitate quality control. CONSTITUTION: A fixing roller device of an electrophotographic image forming system includes an inner tube, a heat generator, a power supply and a fixing roller(212). The inner tube maintains vacuum state at a predetermined pressure and contains a predetermined amount of operating fluid in the inner space of the tube. The heat generator surrounds the inner tube and generates heat. The power supply is electrically connected to the heat generator to supply external power. The fixing roller surrounds the heat generator. An end cap(217) is set at both sides of the fixing roller. The end cap has a large-diameter part(217a) in which an electrode electrically connected to the power supply is set and a smaller-diameter part(217b) having a locking member.
Patent KR-20030031793-A (KR)
Title: A Heat Back Pressing Machine for Heat Forging of Al alloyed Scroll Rotor and Method Thereof
Inventor: CHOI SANG HO
IPC: B21J5/00
Filed: 2001-10-16
Abstract: PURPOSE: Hot back pressure forming apparatus and method are provided to minimize final mechanical processing when manufacturing an Al alloy scroll rotor using net shape forging that is a type of precision forging. CONSTITUTION: The back pressure forming apparatus for hot forging of Al alloy scroll rotor comprises a forming dies for forming scroll rotor in which a reinforcing ring(22) is arranged around a die insert(21) arranged in the center; a holder(23) installed under the forming dies and equipped with holes connected to the die insert(21); an insert for ejecting(25) slidingly arranged inside the holes equipped at the holder(23); a lower pressure fluid reservoir(24) connected to the holes equipped at the holder(23) and formed on the lower part of the holder(23); and a pressure generator an output side of which is connected to the lower pressure fluid reservoir(24), wherein an upper pressure fluid reservoir(27) is formed at the holder(23) in such a manner that the upper pressure fluid reservoir(27) includes the circumference of the die insert(21), and back pressure is supplied to the upper pressure fluid reservoir(27) from the pressure generator, wherein a relief valve is installed on a back pressure line between the upper pressure fluid reservoir(27) and lower pressure fluid reservoir(24), wherein the pressure generator is synchronously operated with a press for hot forging, and wherein the pressure generator is a hydraulic pressure generator.
Patent KR-20030032311-A (KR)
Title: A Fuel Nozzle with Variable Swirl for a Dry Low NOx Gas Turbine Combustor for Power Generation
Inventor: AHN DAL HONG
IPC: F02M61/18
Filed: 2001-10-17
Abstract: PURPOSE: A fuel nozzle is provided to achieve improved combustion efficiency and reduce combustion instability, while protecting the components in the gas turbine from burning by preventing the back fire. CONSTITUTION: A fuel nozzle comprises an in-nozzle cylindrical structure(1), an out-nozzle cylindrical structure(2), a variable swirl(3), and a swirl driving unit for adjusting angle of the variable swirl through the control of oil pressure in accordance with the control signal of the gas turbine. The natural gas fuel-air mixture is supplied to the swirl through a mixture air inlet portion(13) so as to create an excellent combustion condition during the combustion operation of the dry low NOx gas turbine combustor adopting a lean premixed combustion system. The swirl driving unit includes an operating piston(10) interlocked to an oil hole(11), and a connecting rod(7) for permitting a link arm(8) connected to the operating piston to transmit power for rotating the swirl.
Patent KR-20030034520-A (KR)
Title: Cosmetic compositions containing levan
Inventor: KIM CHEOL HO
IPC: C12P19/04
Filed: 2001-10-25
Abstract: PURPOSE: A cosmetic composition containing polysaccharides(levan) separated and purified from a microorganism is provided which has excellent improving effect on skin elasticity, reducing effect on the depth of skin wrinkles and moisturizing effect on the skin. CONSTITUTION: The cosmetic composition contains 0.1 to 10% by weight of a microorganism-induced levan. The levan is prepared by the steps of: culturing a levan-producing microorganism in a culture medium containing sucrose and a yeast extract; filtering or removing a strain to produce a solution containing polysaccharides(levan); adding alcohol to the solution, followed by precipitation and drying. The microorganism is selected from the group consisting of Rahnella aquatilis, Zymomonas mobilis, Pseudomonas aurantiaca, Pseudomonas syringae, Gluconobacter oxydans, Aerobacter levanicum, Bacillus amyloliquefaciens, Bacillus polymyxa, Bacillus subtilis, Corynebacterium laevaniformans, Erwinia amylovora and Streptococcus salivarius.
Patent KR-20030033838-A (KR)
Title: Gear box of steering system for vehicle
Inventor: HA HEON GWAN
IPC: B62D3/02
Filed: 2001-10-25
Abstract: PURPOSE: A gearbox of a steering device for a vehicle is provided to continuously keep an initial condition of a good neutral position by having a clearance-compensating device contacting between a sector gear formed at a sector shaft and a rack gear formed at a rack piston. CONSTITUTION: A gearbox of a steering device is composed of a rack piston(40) installed to rotate in a housing(10) and having a rack gear(41) on the outside; a sector shaft(50) crossing the rack piston and the outside of the sector shaft having a sector gear(51) to engage with the rack gear on a slant; a regulating screw(60) located at one side of the housing and to regulate clearance between the rack gear and the sector gear by moving axially the sector shaft; and a clearance-compensating device holding the contacted state of the sector gear and the rack gear and compensating clearance between the sector and the rack gear by pushing the sector shaft and the rack piston to an axial direction of the sector shaft .
Patent KR-20030035021-A (KR)
Title: Emitting composition mixture polymer and electroluminescence device using the same
Inventor: KIM MU HYEON
IPC: H01L51/56
Filed: 2001-10-29
Abstract: PURPOSE: A high polymer luminescence mixing composite is provided to improve color purity and luminescence characteristic and to pattern a high polymer luminescence layer when fabricating a full-color high polymer organic electro luminescence device. CONSTITUTION: A high polymer luminescence mixing luminescence composite comprises luminescence high polymer of at least two kinds whose interface properties are different, which show different luminescent regions and where an overlapped region exists between a luminescence spectrum region of the first luminescence high polymer and a suction spectrum region of the second luminescence high polymer. The high polymer luminescence mixing luminescence composite comprises an optically inactive dope.
Patent KR-20030036955-A (KR)
Title: Align key for manufacturing semiconductor device
Inventor: HAN DEUK SU
IPC: H01L21/027
Filed: 2001-11-01
Abstract: PURPOSE: An alignment key for fabricating a semiconductor device is provided to precisely analyze the center position of a trench by forming the first alignment key composed of a plurality of trench-type fine patterns so that a thin film like a tungsten layer is uniformly formed in the trench of the first alignment key by a predetermined thickness. CONSTITUTION: The alignment key for fabricating the semiconductor device is composed of a plurality of the trench-type fine patterns that are separated from one another. The alignment key is of a bar type, disposed as a quadrangular shape. A thin film is formed on the alignment key and a photoresist pattern of a box type is formed inside the alignment key disposed as a quadrangular shape.
Patent KR-20030037160-A (KR)
Title: Method for manufacturing a seaweed jelly in use of polysaccharose of a seaweed and a seaweed jelly thereof
Inventor: AHN CHEOL U
IPC: A23L17/60
Filed: 2001-11-02
Abstract: PURPOSE: A method for seaweed jelly using polysaccharides of seaweeds and seaweed jelly produced thereby are provided, The seaweed jelly has extended storageability, maintaining its taste and color. CONSTITUTION: A method for seaweed jelly using polysaccharides of seaweeds comprises the steps of: washing seaweeds with water; pulverizing the seaweeds into a predetermined size; heating the pulverized seaweeds in a vacuum vessel; adding an acidic or alkaline coagulant into the gelated seaweed paste and mixing them; injecting the seaweed paste into a mold; solidifying the seaweed paste into a certain hardness; and washing the solidified seaweed jelly.
Patent KR-20020035767-A (KR)
Inventor: BOECKING FRIEDRICH
IPC: F02M47/00
Filed: 2001-11-07
Abstract: PURPOSE: An injector for regulating pressure with a booster is provided to improve performance of the injector by installing the injector in the cylinder head of the direction injection internal combustion engine and by reducing reaction time forming high pressure in the booster. CONSTITUTION: An injector(1) for injecting fuel into a combustion chamber of an internal combustion engine has a nozzle needle(30) having a nozzle chamber(29) with a nozzle inlet, a booster(9) with a pressure chamber(16), and two control valves(18,37) arranged in the booster. The control valve releases and closes the nozzle inlet to the nozzle chamber of the nozzle needle. High pressure is supplied to control chambers(13) and the pressure chamber through a high pressure line(4), and provided on nozzle inlet pipes(20,28). The control chamber of the booster is converted by control valves.
Patent KR-20030037901-A (KR)
Title: Piping for a concrete a water tank
Inventor: SHIN HYUN KEUN
IPC: B65D90/00
Filed: 2001-11-07
Abstract: PURPOSE: A pipe unit of a concrete water tank is provided to avoid the occurrence of leakage around the pipe unit equipped with a pipe and the introduction of contaminants generated from the outside of the concrete water tank. CONSTITUTION: A pipe(310) is installed so as to penetrate a wall(110) forming a concrete water tank(100) and a polyethylene sheet(200). A mounting groove(111) is interpolated into an inner side face of the wall(110) of the concrete water tank(100). A flange portion(311) to be inserted into the mounting groove(111) is formed at one end of the pipe(310). To the flange portion(311) of the pipe(310), an adaptor flange(400) installed with one side face contacted to the polyethylene sheet(200) is engaged by a bolt(500).
Patent KR-20030037942-A (KR)
Title: Device for alarm exchange time of timing belt for vehicle
Inventor: LEE IK HWAN
IPC: B60Q5/00
Filed: 2001-11-07
Abstract: PURPOSE: An alarm device for exchanging time for a timing belt of a vehicle is provided to inform a driver of an exchanging cycle by pressurizing an idle pulley with a piston and by checking tension of the timing belt periodically with an integrator when a traveling distance is over 60,000 kilometers. CONSTITUTION: An alarm device for exchanging time for a timing belt of a vehicle comprises an integrator per a ten thousand unit(10), an integrator per a thousand unit(20), a solenoid valve(30), an idle pulley(60), a pneumatic cylinder(70), an air tank(80), an alarm ground end(74), an alarm junction(76), and a warning light(90). A first rotation junction of the integrator per a ten thousand unit is adhered to a range over 60,000 kilometers. The first rotation junction is connected with an off-end of a starting key(40). The integrator per a ten thousand unit has a first fixed junction(14) grounded to the first rotation junction. The integrator per a thousand unit has a second rotation junction adhered per a thousand unit and a second fixed junction(24) grounded to the second rotation junction. The integrator per a thousand unit is connected the first fixed junction of the integrator per a ten thousand unit. The solenoid valve is connected to the second rotation junction. The idle pulley contacts with the timing belt to be pushed. The pneumatic cylinder has a piston(72) adhered to an end of the idle pulley. The pneumatic cylinder is connected to an outlet of the solenoid valve. The alarm ground end is adhered to the piston of the pneumatic cylinder. The alarm junction is adhered to a vehicle body to be contacted to the alarm ground end. The warning light is connected to the alarm junction. Thereby, an exchanging cycle of the timing belt is informed to a driver by checking tension and wearing condition of the timing belt.
Patent KR-20030040914-A (KR)
Title: Drink for curing hangover containing silk fabric and method producing the same
Inventor: KIM HWI SUN
IPC: A23L2/38
Filed: 2001-11-17
Abstract: PURPOSE: Provided are a drink containing silk fabric(ceramium) for removing hangover and method producing the same. The prepared drink has hangover removing effect and excellent taste and flavor. It is packed into a can or a pouch and is thus useful in the food industry. CONSTITUTION: A drink containing silk fabric(ceramium) for removing hangover is characteristically manufactured by the steps of: extracting silk fabric by boiling it at 100 deg.C for 1-10 hours; adjusting pH of the extract thereof to 3.5-4.2; and sterilizing the extract at 100-120 deg.C for 10-30 minutes. It further contains a jujube extract, a licorice root extract, a Lycium chinensis extract or the mixture thereof.
Patent KR-20030042691-A (KR)
Title: Tire shaping bladder
Inventor: JUNG GYU YEONG
IPC: B29D30/08
Filed: 2001-11-23
Abstract: PURPOSE: Provided is a bladder for tire molding which prevents edge part of a turnup bladder from being raised upwardly so that it makes ease of letting a band inserted into a drum for molding. CONSTITUTION: The bladder for tire molding is characterized by setting a reinforcing material(3) at an internal edge part(2) when a main body of the turnup bladder(1) is shrunk, in which the reinforcing material is desirably made from cord paper, with keeping its cord angle slid by 1-30deg.C against the cord of the cord paper forming the main body of the bladder.
Patent KR-20030043344-A (KR)
Title: Setting method of average picture level
Inventor: KANG BONG GU
IPC: G09G3/294
Filed: 2001-11-28
Abstract: PURPOSE: A method for setting up an average brightness level is provided to a reduce a flickering effect and improve the image quality by preventing brightness inversion. CONSTITUTION: An average brightness level step is set up on the basis of a predetermined gray range(S2,S4). A low luminance reinforcement coefficient is obtained to correct the linearity of luminance within a low luminance range below an intermediate step of the average brightness level step(S6-S10). A high luminance reinforcement coefficient is obtained to correct brightness inversion within a high luminance range above the intermediate step of the average brightness level step(S12,S14). The first constant as an average increase rate is obtained(S16). The number of sustain pulse is calculated by using the low luminance reinforcement coefficient, the high luminance reinforcement coefficient, and the first constant(S18).
Patent KR-20030049350-A (KR)
Title: Revetment construction method using wood-root-stalk
Inventor: LEE JUN HEON
IPC: E02B3/12
Filed: 2001-12-14
Abstract: PURPOSE: A bank protection method using the root and stump of a tree is provided to prevent river erosion, to form a habitat of creatures and to reduce expenses by recycling waste trees. CONSTITUTION: The bank protection method using the root and stump of a tree comprises the steps of: preparing construction materials containing support logs(10), stumps(20) with roots(21), and fixing pins(30) to be interposed in supporting logs(10) through the stumps(20) to fix the supporting logs(10) and the stumps(20) mutually; arranging supporting logs(10) alongside a river(5); arranging stumps(20) to make the roots(21) of the stumps(20) with water(8) on the top of the supporting logs(10); and interposing one end of the fixing pins(30) in the supporting log(10) through the stump(20) to fix the supporting logs(10) and the stumps(20) mutually.
Patent KR-20030049400-A (KR)
Title: Submount for fixing photoelements and Method for mounting photoelements
Inventor: CHOI JONG HO
IPC: G02B7/00
Filed: 2001-12-14
Abstract: PURPOSE: A sub-mount for fixing an optical device and a method for mounting an optical device are provided to couple the optical device with the sub-mount by using a flip chip bonding method. CONSTITUTION: A sub-mount(300) is coupled to a plurality of optical fibers(302) in order to fix an optical device(303) for transmitting an optical signal. A plurality of waveguide holes(301) are formed at the sub-mount. The number of the waveguide holes correspond to the number of the optical fibers. A plurality of solder bumps(305) are formed around the waveguide holes of an opposite side of the sub-mount coupled to the optical fibers in order to adheres the optical fibers to the sub-mount by using a flip chip bonding method.
Patent KR-20030050092-A (KR)
Title: Phase splitter circuit with clock duty/skew correction function
Inventor: SEO HUI YEONG
IPC: H03K5/151
Filed: 2001-12-18
Abstract: PURPOSE: A phase splitter circuit provided with a clock duty/skew correction function is provided to automatically adjust the changed duty cycle of the output signals to 50 % of duty cycle by controlling the pull-up and pull-down speed of the signal transmission path by using the duty cycle information of the output signals when the duty cycle of the input signal is changed and when the duty cycle of the output signal is changed. CONSTITUTION: A phase splitter circuit(100) provided with a clock duty/skew correction function includes a duty correction circuit(110) having a first signal transmission path for outputting a first output signal by receiving an input signal and a second signal transmission path for outputting the second output signal having an inverted phase of the first output signal by receiving the input signal, wherein the duty correction circuit(110) is operated in response to the first and the second output signals. The duty correction circuit(110) controls the pull-up and pull-down speed of the first and the second signal transmission paths to opposite directions from each other in response to the first and the second output signals in such a way that the first and the second output signals have 1/2 duty cycle, respectively when the duty cycle of the input signal or the first and the second output signal escape from the 1/2 duty cycle.
Patent KR-20020053722-A (KR)
Inventor: HWANG GYU HAN
IPC: F02B31/00
Filed: 2001-12-21
Abstract: PURPOSE: A manufacturing method of an intake port for generating variable tumble is provided to form tumble by streaming air through different passages with minimizing flow resistance of air, and to cut down expenses with simple structure in the limit space. CONSTITUTION: An upper mold is manufactured to form a first passage of an intake port(S1), and a lower mold is manufactured to form a second passage of the intake port(S2). A stepped part is formed to install a metal sheet between the upper mold and the lower mold(S3), and the metal sheet is assembled with the stepped part(S4). The upper mold is assembled with the lower mold, and the mold is filled with sand(S5). An intake port core integrated with the metal sheet is manufactured with separating the mold(S6), and assembled with the cylinder head mold. The cylinder head is manufactured with eliminating sand from the intake port core(S7). Tumble is formed with minimizing flow resistance of air, and expenses are reduced with simple structure.