baber/WOPTO huggingface dataset:
Patent KR-20040020147-A (KR)
Title: Ink-cartridge
Inventor: CHO SEO HYEON
IPC: B41J2/175
Filed: 2002-08-29
Abstract: PURPOSE: An ink cartridge is provided to prevent air from being introduced into a head chip by aligning a filter and an ink feeding pipe below a passage formed between a foam chamber and an ink chamber. CONSTITUTION: An ink cartridge includes an ink cartridge body(20) divided into an ink chamber(21) and a foam chamber(23), a head chip(30) provided at a lower portion of the foam chamber(23), a partition plate(40) installed in the ink cartridge body(20) so as to divide the ink cartridge body(20) into the ink chamber(21) and the foam chamber(23), an ink feeding pipe(50) and a filter(60) provided at an upper end of the ink feeding pipe(50). The ink feeding pipe(50) conveys ink from the foam chamber(23) to the head chip(30). An air vent(23a) is installed at the upper portion of the foam chamber(23). The filter(60) and the ink feeding pipe(50) are aligned below a passage(22) formed between the foam chamber(23) and the partition plate(40).
Patent KR-20040022972-A (KR)
Title: Electrolyte for lithium-sulfur battery and lithium-sulfur battery comprising same
Inventor: JUNG YONG JU
IPC: H01M10/0568
Filed: 2002-09-10
Abstract: PURPOSE: An electrolyte solution for a lithium-sulfur battery and a lithium-sulfur battery containing the electrolyte solution are provided, to improve the high rate characteristic and capacity characteristic. CONSTITUTION: The electrolyte solution comprises the organic solvent comprising dimethoxyethane, dioxolane and diglyme; and an electrolyte salt. Preferably the ratio of dimethoxyethane, dioxolane and diglyme is 10-70 : 5-70 : 10-70 by volume. Preferably the electrolyte salt is a salt which has a lithium cation or an organic cation, the salt having a lithium cation is selected from the group consisting of LiN(CF3SO2)2, LiN(C2F5SO2)2, lithium triflate and LiPF6, and the salt having an organic cation is selected from the group consisting of 1-ethyl-3-methylimidazolium bis(perfluoroethylsulfonyl)imide, 1-butyl-3-methylimidazolium hexafluorophosphate and their mixture.
Patent KR-20040024750-A (KR)
Title: structure for fixing stranded electric wire in lug for electric wiring
Inventor: CHA JAE GON
IPC: H01R4/32
Filed: 2002-09-16
Abstract: PURPOSE: A strand electric wire fixing structure of a lug for an electric wire is provided to curve many strand electric wires inserted into a lug with a lug screw, and to firmly fix the curved strand electric wires, thereby improving a fixing force of the strand electric wires. CONSTITUTION: A circular-shaped concave groove(10) is further formed on a lower surface of a processing unit of a lug screw(6) to have a predetermined diameter(L) and depth. When a strand electric wire inserted through an electric wire collecting hole of a lug is vertically pressurized by the screwed lug screw(6) through a screw coupling hole, a portion of the strand electric wire is inserted inside of the circular-shaped concave groove(10). The inserted strand electric wire is formed in many curved shapes.
Patent KR-20040026347-A (KR)
Title: The guardrail where the pillar-type reinforcement is inserted
Inventor: HAN SANG WON
IPC: E01F15/04
Filed: 2002-09-24
Abstract: PURPOSE: A guardrail fixed with a column-shaped reinforcement is provided to reduce installation cost and labor costs, and to shorten a period of installation. CONSTITUTION: The guardrail fixed with a column-shaped reinforcement comprises the steps of installing a hanger(5) to the lower side of a guardrail post(1), and interposing a column-shaped reinforcement(4) to the inside of the guardrail post(1) to make the lower part of the reinforcement(4) suspended on the hanger(5).
Patent KR-20040026388-A (KR)
Title: Recommending service method of intellectual program using meta data
Inventor: CHO WI DEOK
IPC: H04H60/46
Filed: 2002-09-24
Abstract: PURPOSE: A method of recommending programs using meta data is provided to transmit programs selected by a user to a digital TV system of the user. CONSTITUTION: Actors, genres and contents providers that a user prefers are set. User preference is converted to XML meta data in a server(200) and stored in a user preference meta data DB(230). A contents provider(300) provides contents to a system server such that contents information and contents meta data are stored in the server system, and index items of the contents meta data are compared with user preference meta data items stored in the DB. The contents are transmitted to a user's digital TV system in the order of weight items. The contents are transmitted together with contents list information.
Patent KR-20030027729-A (KR)
Inventor: MYONO TAKAO
IPC: H02M3/07
Filed: 2002-09-25
Abstract: PURPOSE: To provide a DC-DC converter which can generate an output voltage having smaller steps than those of a supplied power voltage Vdd. CONSTITUTION: In the DC-DC converter of switched capacitor type in three-stage constitution which is supplied with a power voltage Vdd, a first stage for example, includes two capacitors C11 and C12, and further, switches 61, 62, and 63 capable of switching these capacitors C11 and C12 into series or parallel are provided. At charging, the capacitors C11 and C12 are connected in series by turning on the switch 61, and at discharging, the capacitors C11 and C12 are connected in parallel by turning on the switches 62 and 63. Hereby, a boosted voltage of 3.5 Vdd can be obtained from an output terminal 40.
Patent KR-20020096023-A (KR)
Title: Light-emitting compound and display device adopting light-emitting compound as color-developing substance
Inventor: HWANG SEUNG GUK
IPC: C09K11/06
Filed: 2002-09-30
Abstract: PURPOSE: A blue light emitting compound having benzooxazole and an organic electroluminescence device employing the compound as a chromophoric material are provided, wherein the derivative is improved in the luminescence efficiency and the brightness characteristics. CONSTITUTION: The blue light compound is represented by the formula 1, wherein Ar is an aryl group of C6-C20, an aryl group of C6-C20 containing an alkyl group of C1-C20, or an aryl group of C6-C20 containing an alkoxy group of C1-C20; and R1 is H, an alkyl group of C1-C20, an aryl group of C6-C20 containing an alkyl group of C1-C20, or an aryl group of C6-C20 containing an alkoxy group of C1-C20.
Patent KR-20040031175-A (KR)
Title: A method for warm hydro-forming of aluminium alloy and device thereof
Inventor: LEE SANG YONG
IPC: B21D26/033
Filed: 2002-10-04
Abstract: PURPOSE: A method and an apparatus for warm hydroforming aluminum alloy are provided to sequentially perform pipe expansion hydroforming by securing formability of the aluminum tube workpiece at high temperature using elongation characteristics according to temperature of high strength aluminum tube workpiece. CONSTITUTION: The method for warm hydroforming aluminum alloy comprises workpiece loading step (S10) of loading a tube workpiece formed of aluminum alloy onto a mold of hydroforming apparatus; mold uniting and liquid pressure cylinder mounting step (S20) of uniting upper mold and lower mold of the mold in the state that the tube workpiece is loaded and mounting liquid pressure cylinders on both ends of the tube workpiece so that the liquid pressure cylinders axially pressurize the tube workpiece to seal and axially compress the tube workpiece at the same time; liquid pressure charging and workpiece heating step (S30) of simultaneously charging liquid pressure of high temperature within the set value range into the tube workpiece through the liquid pressure cylinders and heating the tube workpiece to a set temperature through a heating unit installed inside the mold; forming liquid pressure injection step (S40) of tube expansion forming the tube workpiece along the forming surface formed on the upper mold and the lower mold inside the tube workpiece by supplying forming liquid pressure for tube expansion along with axial compress of the liquid pressure cylinders themselves into the tube workpiece if the tube workpiece is heated to a set temperature; and a workpiece extracting step (S50) of cooling the extracted tube workpiece after extracting the tube workpiece that completed hydroforming in the warm state of high temperature from the lower mold and the upper mold.
Patent KR-20020087017-A (KR)
Inventor: KWEON SOON IL
IPC: B31B41/00
Filed: 2002-10-09
Abstract: PURPOSE: Provided is an integrated reception case for water and common tissue which enables to carry the water tissue and the common tissue at the same time so that it relives users of inconvenience to carry the water and the common tissue separately. CONSTITUTION: The production process of the integrated reception case for the water and the common tissue comprises the steps of: (i) folding a certain size of vinyl on a basis of a central folding line to fold both sides to be equal in size; (ii) punching a certain size of hole to draw out the water tissue at a certain point where the water tissue is received; (iii) after punching, adhering the edge to form an envelope; (iv) forming a finished envelop to receive the water tissue at one side and the common tissue at the other side; and (v) locating each tissue into the appropriate reception part exactly to produce the integrated tissue.
Patent KR-20030030962-A (KR)
Title: Fixing device
Inventor: NISHIDA YOSHIAKI
IPC: G05D23/24
Filed: 2002-10-11
Abstract: PURPOSE: To further reduce flickers, and higher harmonic wave currents and power source line terminal noises, in comparison with general phase control, by making current setting steps further small in a specific period. CONSTITUTION: Phase control is adopted for at least one half-wave of the three half-wave lengths continuous to the source voltage of an AC power source. Wave number control of the whole current supply or non-current supply is adopted for residual respective half-waves. The electric current to a heater is controlled in a multi-steps by making a phase control state and a wave number control state of the respective half-waves in the period different. Current- carrying patterns (a) to (g), for example, of seven kinds are prepared by combination of the wave number control and the phase control, and these patterns are allocated to seven temperature ranges of a heating object of the heater.
Patent KR-20040036017-A (KR)
Title: Apparatus and method for monitoring platen tilt position
Inventor: YOON YEONG HA
IPC: H01L21/66
Filed: 2002-10-23
Abstract: PURPOSE: An apparatus and a method for monitoring the tilt position of a platen in a semiconductor fabrication process are provided to monitor accurately the tilt position of the platen by using a plurality of optical sensors to measure a position of the platen. CONSTITUTION: An apparatus for monitoring a tilt position of a platen in a semiconductor fabrication process includes a platen(122), a holding unit(120), an optical sensor unit(150), and a control unit(140). A wafer is loaded on the platen(122) within a process chamber. The holding unit(120) includes a first rotation unit and a second rotation unit to shift the platen to an X-axis and a Y-axis or rotate the platen. The optical sensor unit(150) is installed within the process chamber in order to transmit and receive an optical signal for measuring distance from the wafer according to a tilt position of the platen. The control unit(140) decides the tilt position of the platen and controls the holding unit.
Patent KR-20040038292-A (KR)
Title: Alternatives for chromate conversion coatings for electrogalvanized steel sheet having a good appereance and corrosion resistance
Inventor: JUN YU TAEK
IPC: C23C22/78
Filed: 2002-10-31
Abstract: PURPOSE: A method for manufacturing an electrogalvanized strip by using an alternative solution for Cr-free electrogalvanized strip having superior corrosion resistance without chromate treatment on the surface of the electrogalvanized strip is provided. CONSTITUTION: The method is characterized in that the surface of the electrogalvanized strip is treated with a Cr-free solution so that a coating film having superior corrosion resistance and beautiful external appearance is formed by reaction of the strip with galvanizing layer, wherein the Cr-free solution is prepared by preparing an acidic solution having pH of 0.5 to 2.5 and concentration of 0.05 to 0.2 mg/L by mixing one or more of metallic materials selected from alumina, phosphate and molybdenum to obtain superior reactivity of zinc with strip and superior corrosion resistance of the strip even at an ordinary low operation temperature, and sequentially adding 0.02 to 0.10 vol.% of tetraethylsilicate and 2 to 10 wt.% of urethane resin that is an organic polymer to the acidic solution.
Patent KR-20040042348-A (KR)
Title: T-matt
Inventor: JI TAE SUK
IPC: A63B69/36
Filed: 2002-11-14
Abstract: PURPOSE: Provided is a T-mat which is excellent in durability because peeling does not occur easily between a rubber plate and an artificial lawn fabric. CONSTITUTION: An artificial lawn fabric is obtained by dividing Raschel fabric body into two parts. The fabric surface of the artificial lawn fabric is bonded to non-vulcanized rubber plate and then instantaneously pressed and heat treated for one to three seconds at a press temperature of 160deg.C±30deg.C under a press pressure of 50 to 70 kg/cm¬3, and then raised by an iron brush. A sponge plate(4) and a rubber plate(3) are sequentially bonded and laminated on the rubber plate(5) vulcanized for 30 minutes to one hour in a vulcanization chamber maintained at 150deg.C±35deg.C, then longitudinally cut to a sponge depth from the artificial lawn surface(1) through the upside rubber plate(3) so as to be parallel at a constant interval to thus form several cut lines(6).
Patent KR-20040043536-A (KR)
Inventor: JUNG PIL JUN
IPC: B60C15/04
Filed: 2002-11-19
Abstract: PURPOSE: A bead core for a tire is provided to improve fuel consumption ratio by enhancing the strength of the bead core without increasing the weight and volume of the bead core and to easily mount and separate the tire to and from a rim. CONSTITUTION: A bead core for a tire is composed of a tread, a side wall, and a bead unit. The bead unit includes the bead core wound with a plurality of bead wires(31) and a bead filler installed to the upper part of the bead core. One bead wire is formed by twisting a plurality of wires(311) and then the bead core is formed by winding the bead wire at several times. A sectional area of the bead wire is reduced at the outer diameter of the same bead core by forming the bead core with the bead wire formed by twisting plural wires and accordingly, the weight increase of the bead core is repressed.
Patent KR-20040043822-A (KR)
Title: Lower arm mounting plate structure
Inventor: LEE GI SU
IPC: B60G3/00
Filed: 2002-11-20
Abstract: PURPOSE: Structure of a mounting plate of a lower arm is provided to prevent injury of passengers by minimizing deformation of a front side member at a head-on or offset collision, and to increase assembling stiffness by surrounding the rear part of the front side member with the front bent part. CONSTITUTION: A lower arm is combined with a rear part of a front side member by a lower arm mounting plate(30). A front part(32) is protruded in the triangular lower arm mounting plate, and bent upward with the same angle as a bent part of the front side member. First and second bolt holes(34,36) and a third bolt hole(38) are formed in corners of the lower arm mounting plate. The first and second bolt holes are combined with the front side member, and the third bolt hole is combined with the lower arm. The front side member is combined with the lower arm mounting plate to support the bent part of the front side member.
Patent KR-20040043897-A (KR)
Title: Microfluidic Devices Controlled by Surface Tension
Inventor: JUNG GWANG HYO
IPC: C12Q1/00
Filed: 2002-11-20
Abstract: PURPOSE: Provided is a surface tension-controlled microfluidic device which moves the fluid only through natural flowing due to the capillary attraction in a controlled manner, and is effectively used in bio chips requiring micro and precise flow control. CONSTITUTION: A surface tension-controlled microfluidic device comprises an upper substrate and a lower substrate(100) for controlling and reacting the fluid. The lower substrate comprises: first and second storage chambers(102,104) for storing first and second fluids, respectively; at least one sensor chamber(106) connected to the first and second storage chambers; first and second flow stoppers(112,114) for stopping the flows of the first and second fluids; a flow delayer(116) for reducing the flow speed of the first or second fluids; a waste chamber(120) for waste-disposing the reacted first or second fluid; and a fluid passage(118) for interconnecting the flow delayer and the waste chamber to flow the fluid. The upper substrate comprises at least one sensor for measuring the biochemical reaction in the sensor chamber. The first fluid moves to the sensor chamber due to the capillary attraction to make the primary biochemical reaction, and after a predetermined time passes by, the second fluid flows into the sensor chamber due to the capillary attraction to replace the first fluid while making the secondary biochemical reaction.
Patent KR-20040049945-A (KR)
Title: Improved sand blast apparatus for reusing abrasive materials
Inventor: CHO YONG WOO
IPC: B24C3/32
Filed: 2002-12-05
Abstract: PURPOSE: An improved sand blast apparatus for reusing abrasive materials is provided to improve the recovery rate of abrasive materials by recovering abrasive materials with a cyclone and an electromagnet. CONSTITUTION: A sand blast apparatus is composed of a grinding tank(100), an injection nozzle(102) installed in the grinding tank and injecting abrasive materials(A), a pair of first electromagnets(161), a cyclone(110) for separating the abrasive materials from ground materials(B), a first recovery tank(120) for collecting the abrasive materials, a second electromagnet(162) for separating the abrasive materials, a second recovery tank(130) for collecting the abrasive materials, and a waste tank(140) for collecting the ground materials. The first electromagnets are attached to the outside of the grinding tank, and prevent the abrasive materials from remaining on the surface of a board(101).
Patent KR-20040055186-A (KR)
Title: game method using alchemy
Inventor: LEE GEUN JU
Filed: 2002-12-20
Abstract: PURPOSE: A method for operating a game using an alchemy method is provided to induce a natural communication between the players not familiar with each other and make various users form a community. CONSTITUTION: The player performs an activity according to a scenario and a structure of each platform such as a PC online game, a PC mini-game, a web game, a mobile game, a web bulletin board, and an instant messenger(S20). The player obtains/stores a raw material generated by using the game, the bulletin board, and the messenger(S30). The player requests the synthesis or mixing of the raw materials to other player through a dialog(S40). The player selects a sort and a quantity of the raw material to be mixed or synthesized(S60). A preparation state of other player, various variables such as a game condition, reality condition, raw material condition, and marketing condition are confirmed(S90). A result is produced by using a mathematical or probability formula applying the variables(S100). The players receive compensation depending on the produced result(S110).
Patent KR-20040056894-A (KR)
Title: Method For Preparing Aromatic Vinyl-Unsaturated Dicarboxylic Acid Imide Copolymer By Batch Process
Inventor: HAN JUNG JIN
IPC: C08F8/32
Filed: 2002-12-24
Abstract: PURPOSE: A method for preparing an aromatic vinyl-unsaturated dicarboxylic acid imide copolymer by batch process is provided to produce effectively an aromatic vinyl-unsaturated dicarboxylic acid imide copolymer showing excellent heat resistance and thermal stability and having specific composition, molecular and distribution of molecular weight. CONSTITUTION: The method comprises the steps of injecting an aromatic vinyl monomer, an initiator and a chain transfer agent to a first source tank and injecting an unsaturated dicarboxylic anhydride and a solvent to a second source tank; injecting the mixture of the first source tank and the mixture of the second simultaneously to a batch reactor, to copolymerize them; and injecting a mixture of a primary amine, a tertiary amine and an imide substitution catalyst to the batch reactor for the imidation of the obtained vinyl-unsaturated dicarboxylic anhydride copolymer.
Patent KR-20040056952-A (KR)
Inventor: KIM HYEON BYEONG
IPC: H01L27/04
Filed: 2002-12-24
Abstract: PURPOSE: A semiconductor device for protecting ESD(ElectroStatic Discharge) is provided to improve the ESD property by forming an additional ion-implanted region in a PESD(P-type ESD) region. CONSTITUTION: A gate polysilicon layer(22) is formed on a semiconductor substrate(21). A source/drain region(23,24) are formed in the substrate to align the gate polysilicon layer. A PESD region(27) is formed at the lower portion of the drain region to improve the ESD protection property. An additional ion-implanted region(26) is formed in the PESD region to change the profile of ion-implantation.
Patent KR-20040060282-A (KR)
Title: Composition for preventing and treating a disease related to the inhibition of gap junctional intercellular communication and imbalance of homeostasis, comprising an extract of the leaves of abies nephrolepis
Inventor: LEE GI WON
IPC: A61K36/15
Filed: 2002-12-30
Abstract: PURPOSE: Provided is a composition for preventing and treating disease associated with inhibition of gap junctional internal cellular communication and unbalance of Homeostasis, which composition contains Abies nephrolepis leaf extract and effectively recovers the inhibition of gap junctional internal cellular communication and the unbalance of Homeostasis. It is therefore, used for manufacture of medicaments, processed foods, functional foods, beverages and drinks. CONSTITUTION: A composition for preventing and treating disease associated with inhibition of gap junctional internal cellular communication and unbalance of Homeostasis is characterized by containing, as an active ingredient, an effective amount of Abies nephrolepis leaf extract, and pharmaceutically acceptable carriers. The extract is obtained by extracting Abies nephrolepis leaf at 80-90 deg.C for 2-3 hours with 60% ethanol solution.
Patent KR-20040062167-A (KR)
Inventor: CHOI SU SEOK
IPC: G02F1/1368
Filed: 2002-12-31
Abstract: PURPOSE: A transflective LCD(liquid crystal display) and a method for manufacturing the LCD are provided to form a reflecting part under pixels to prevent deterioration of optical efficiency. CONSTITUTION: A transflective LCD includes a gate line(104) extending to one direction on a substrate, a data line(122) intersecting the gate line to define a pixel region including a reflection part and a transmission part, and a storage line(108) extending to one direction in parallel with the gate line. The LCD further includes a thin film transistor(T), a reflecting layer, and a transparent electrode(132). The thin film transistor is disposed at one side of the pixel region and includes a gate electrode(102), an active layer(112), and source and drain electrodes(116,118). The drain electrode has a portion extended to a region placed on the storage line. The reflecting layer is located corresponding to the reflection part and covers the storage line and thin film transistor. The transparent electrode is placed in the pixel region and connected to the drain electrode.
Patent KR-20030004294-A (KR)
IPC: C03C17/36
Filed: 2001-03-30
Abstract: 본 발명은 5 내지 30도의 경사 각에서 진공 코팅하고 증발 소스(source) 상에서 마스크를 이용하여 구배 필름 물질을 생성함으로써 플라스틱/유리 기판 상에 흡수 물질을 증착하는 방법 및 불균일하게 눈에 입사하는 빛을 흡수하여 눈부심을 줄임으로써 눈을 보호하는 눈부심 방지용 광학 장치로서 유용한 구배 밀도 흡수 필름(graded density absorbing film)의 제조 방법에 관한 것이다.