baber/WOPTO huggingface dataset:
Patent KR-20040008998-A (KR)
Title: A high-strength and low-shrinkage polyester yarn and process for its preparation
Inventor: JUNG I UN
IPC: D01F6/62
Filed: 2002-07-20
Abstract: PURPOSE: Provided is a manufacturing method of polyester fiber which is characterized by having at least 7.4g/d of strength, 19-26% of breaking elongation and under 2% of shrinkage, having excellent resistance of outside load, having excellent shape stability and being free from uneven shrinkage development on post-finishing. The polyester fiber is useful for industrial fiber such as tarpaulin and cover textile of a truck. CONSTITUTION: Polyester fiber is obtained by the steps of: (a) spinning melted polyester polymer at 383-490m/min of velocity; (b) drawing polyester fiber in the total draw ratio of 5-6.4; and then (c) relaxing the polyester fiber in a relaxing ratio of 9-13% at 230-250deg.C and heating the fiber with a godet roller. The polyester fiber is characterized by having 3x10¬-2 - 7.5x10¬-2 g/d and 8.0x10¬-2 - 10.5x10¬-2 g/d of heat stress peak numeric on a temperature area of 100-140deg.C and 230-240deg.C.
Patent KR-20040009882-A (KR)
Title: Screen attachment bracket for projection television
Inventor: LEE NAM GI
IPC: H04N5/74
Filed: 2002-07-26
Abstract: PURPOSE: A bracket for fixing a screen of a projection television set is provided to fix a variety of screens having different thicknesses. CONSTITUTION: A bracket(100) for fixing a screen of a projection television includes a body(110) and at least one plate spring(120). The bracket body is fixed to a cabinet in which the screen is set. The plate spring presses the screen to the cabinet to fix the screen to the cabinet. The plate spring is flexibly protruded from the bracket body. The bracket body has a cut(114) through which a portion of the plate spring passes to be protruded. The end of the plate spring is fixed to one side of the bracket body. The bracket body is fixed to a boss set at the cabinet by a fixing screw.
Patent KR-20040011201-A (KR)
Inventor: HWANG JEONG WOONG
IPC: E05D15/44
Filed: 2002-07-29
Abstract: PURPOSE: An arm assembly for opening and shutting a window is provided to firmly fix a fixing bar to a window frame and the window without movement and to safely open and fix the window at any positions. CONSTITUTION: An arm assembly for opening and shutting a window and connecting and supporting the window to a window frame(F) to rotate and open the window at a constant angle is composed of a first fixing bar(20), a second fixing bar, first and second link arms, metal washers(70), plastic washers(80), and a lining rivet(60). The first fixing bar combined to the window by a screw(100) includes supporting angles(21) formed at both edges to face each other, combining bosses(22) protruded at the end and near other end, and a stopper formed near the combining boss. The second fixing bar connected to the window by the screw includes supporting angles formed at both edges to face each other and combining bosses protruded at both ends, and is shorter than the first fixing bar. Both ends of the first link arm are rotatively connected to combining bosses corresponding to the first and second fixing bars. The second link arm has a length shorter than the first link arm, both ends are rotatively connected to other combining bosses corresponding to the first and second fixing bars, and the rotation range of the second link arm is limited by the stopper. The metal washers are positioned at both sides of hinge parts of the first and second link arms, respectively. The plastic washers are interposed between each link arm and the metal washers. The lining rivet includes a head unit(61) inserted into the combining bosses of the first and second fixing bars and a bending unit pressed to penetrate the link arms and washers and make the front end cover the inner periphery of the outermost metal washer, and is hollow to pass the screw. The bending unit has a diameter smaller than the head unit.
Patent KR-20030011670-A (KR)
Inventor: AOKI TADASHI
IPC: G09G3/22
Filed: 2002-07-30
Abstract: PURPOSE: A scanning circuit and an image display device are provided to reduce the influence of losses in a signal path to scanning wiring and a scanning signal output circuit. CONSTITUTION: A display panel(P2000) is a display panel of a cold cathode display. 480 x 2160 cold cathode elements(P2001) are connected in a matrix by 480-row wiring lines(P2002) arranged in a vertical direction and 2160-column wiring lines(P2003) arranged in a horizontal direction. Each cold cathode element(P2001) emits electrons when a voltage of over ten volts is applied to the cold cathode element. The potential of a scanning signal applied to the row wiring lines, is controlled so that the potential difference between the scanning signal applied to one of the row wiring lines to be selected and that of a modulated signal applied to the column wiring lines is over ten volts.
Patent KR-20040011771-A (KR)
Title: Electrolyte and chip-type Al eletrolytic condenser using it
Inventor: KIM GI HYO
IPC: H01G9/02
Filed: 2002-07-30
Abstract: PURPOSE: An electrolyte and a chip type aluminum electrolytic capacitor using the same are provided to boost a spark voltage by using a compound of a derivative of silicon dioxide and an arbitrary solvent and imidazole-based quaternary salt. CONSTITUTION: An electrolyte is formed by melting imidazole-based quaternary salt in a compound of a derivative of silicon dioxide and an arbitrary solvent. The derivative of silicon dioxide is composed of a predetermined chemical expression. The content of the derivative of silicon dioxide is 0.5 to 20 weight percents. The solvent is formed with one or more solution or mixed solution of r-butyrolactone, ethylene glycol, sulpholane, and water. The density of the imidazole-based quaternary salt is 20 to 30 weight percents. The imidazole-based quaternary salt is cleaned by using one or more solvent of acetone and toluene.
Patent KR-20040013730-A (KR)
Title: High bandwidth and power termination, and register using RF cable
Inventor: JANG SEONG HO
IPC: H01C1/08
Filed: 2002-08-08
Abstract: PURPOSE: A wideband high power termination and a wideband high power resistor are provided to reduce costs for purchase and maintenance, while eliminating problems caused due to the changes of characteristics of resistor. CONSTITUTION: A wideband high power termination comprises a casing having an outer surface with a plurality of heat radiation fins; an input terminal(116) arranged at a side of the casing; an RF cable accommodated in the casing, wherein the RF cable has an end connected to the input terminal; and a high power resistor connected to the other end of the RF cable and accommodated in the casing. A wideband high power resistor comprises an RF cable having a wideband characteristic; and a high power resistor connected to an end of the RF cable.
Patent KR-20040015395-A (KR)
Title: A sand mixing device
Inventor: CHO SU GEUN
IPC: B22C5/04
Filed: 2002-08-12
Abstract: PURPOSE: A sand mixing apparatus is provided which is capable of controlling mixing ratio of pearl sand regenerated sand and improving crushing and mixing states at the same time by twice mixing pearl sand and regenerated sand whose discharge quantities are adjusted from hoppers for dividingly storing the pearl sand and regenerated sand. CONSTITUTION: In a sand mixing apparatus for mixing pearl sand with regenerated sand, the sand mixing apparatus comprises a pearl sand hopper(1) for storing pearl sand; a regenerated sand hopper(3) for storing regenerated sand; discharge quantity control means(5) mounted on lower parts of the pearl sand hopper and regenerated sand hopper to control discharge quantities of the pearl sand and regenerated sand according to rotation of rotary valves; a collection means(20) for collecting the pearl sand and regenerated sand by transferring pearl sand and regenerated sand to a central part of the collection means through two collecting screw conveyors(15,17) connected to a lower part of the respective discharge quantity control means of the pearl sand hopper and regenerated sand hopper to rotate the pearl sand and regenerated sand discharged from the pearl sand hopper and regenerated sand hopper; and an agitation means(30) for discharging the agitated pearl sand and regenerated sand to the outside after agitating the pearl sand and regenerated sand through agitation screw conveyor connected to a lower part of the collection means through connection pipe to rotate the pearl sand and regenerated sand supplied from the collection means, wherein the discharge quantity control means comprise a plurality of rotary valves and driving motors(13), wherein the collection means comprises collection pipe(19), collection motor(23), first collection screw conveyor and second collection screw conveyor, and wherein the agitation means comprises agitation pipe(33), agitation motor(37) and agitation screw conveyor(31).
Patent KR-20040016523-A (KR)
Title: Image recording/reproducing apparatus for system optimization
Inventor: LEE CHANG ROK
IPC: H04N5/76
Filed: 2002-08-17
Abstract: PURPOSE: An image recording/playing system for system optimization is provided to keep the system in the optimum state always by turning the power off after detecting and deleting error data from data recorded in storing space of the drive as the power-off command is inputted. CONSTITUTION: In an image recording/playing system for system optimization, a main control part(200) controls a power control part(540) for blocking the power supply from a power supply part(520) except the main control part, and a hard disc drive(400) as a power-off command is input. The main control part controls a data management part(148) to keep the hard disc drive under idle state for stopping its recording/playing operation. An error data detecting part(160) detects error data among data recorded to a storing space of the hard disc drive and outputs detected information to the main control part. The error data is deleted from the storing space of the hard disc drive by the data management part. As information representing that the error data deletion is finished is transmitted to the main control part, the main control part controls the power control part to block the power supply for all parts, thereby turning off the image recording/playing system.
Patent KR-20040018016-A (KR)
Inventor: CHO GEON HO
IPC: G02B26/08
Filed: 2002-08-24
Abstract: PURPOSE: A high efficiency projection system is provided to achieve compactness and to minimize light loss by a scrolling operation due to a spiral lens disc and realizing colors. CONSTITUTION: The projection system includes a light source(10), and a spiral lens disc(20) which is formed by arranging a cylinder lens cell spirally and scrolls an incident light by a rotation movement. A color separation hologram(23) separates light irradiated from the light source according to a wavelength of the light. A light valve(40) forms a color image by controlling on-off of pixels according to an inputted image signal. And a projection lens unit(43) extends and projects the image formed on the light valve on a screen(45).
Patent KR-20040021256-A (KR)
Title: Microwave oven having toaster function and method for controlling the same
Inventor: YOON DONG HUN
IPC: F24C7/02
Filed: 2002-09-03
Abstract: PURPOSE: A microwave oven range having a toaster function and a method for controlling the same are provided to toast bread at the same state to the same level by compensating a temperature or time. CONSTITUTION: A first key input part(301) is formed to input commands for operating a microwave oven and selecting various menus. A second key input part(302) is formed to input commands for operating a toaster and selecting various menus. A temperature sensor(305) senses an inner temperature of the toaster if a user inputs a toast operating command. A micro computer(304) operates the toaster according to the inputted command, and drives a cooling fan(309) for a predetermined time if the toaster operation is completed. If the toaster operating command is inputted again before the predetermined time passes, the micro computer controls to compensate the temperature by judging whether the sensed temperature is equal to a preliminarily set temperature. A time sensor(311) senses a time from a point when the toaster operation is completed, to a point when the reoperation is executed.
Patent KR-20040025105-A (KR)
Title: Guide device curved and equipped upsetting thin plate
Inventor: KIM EON SIK
IPC: B21B39/00
Filed: 2002-09-18
Abstract: PURPOSE: A curved guide apparatus with combined function of cutting and strip upset is provided which prevents damage of sample in the sample collecting operation, and in which a turn-up device is installed to prevent an expected sample direction from being upsetted. CONSTITUTION: The curved guide apparatus comprises upper and lower curved roller guides(30,20) both end of which are connected to transfer a sample from an upper conveyor positioned on a lower part of roller table installed at cutting machine to a lower conveyor(6) positioned under the upper conveyor, and in which a plurality of idle rollers(21) are installed; a turn-up device body(80) positioned at the side part of the lower conveyor and installed on a continuous line of the upper curved roller guide; a main shaft(81) for rotating the turn-up device body as supporting the turn-up device body; a plurality of moving rollers(44) positioned in front of the turn-up device body and inserted into shaft of the moving rollers to guide movement of the sample; and a magnet roll(75) for adhering the sample by driving of an air cylinder(73) installed from the front side of the turn-up device body to the rear side of the turn-up device body.
Patent KR-20040027208-A (KR)
Title: Apparatus and Method for SMS Reporting an Excess of the Limited Fare
Inventor: KIM SU HYEONG
IPC: H04W24/00
Filed: 2002-09-27
Abstract: PURPOSE: An apparatus and a method for notifying of a limit charge exceeding SMS(Short Message Service) are provided to allow a subscriber to know the reason of call connection failure as occurs in using a service of which a limit charge has been fixed. CONSTITUTION: A controller(330) controls general operations. An inputting unit(310) performs setting and inputting. A main storing unit(320) stores a program and various parameters. A BSM(Base Station Manager) connecting unit(341) connected to a BSM(130) receives an F3000 message generated from the BSM(130). A message storing unit(342) stores the received F3000 message. The first list storing unit(343a) stores currently extracted subscriber information. The second list storing unit(343b) stores previously extracted subscriber information. A display unit(350) displays information. A terminal connecting unit(360) is connected to a mobile communication terminal(380). An SMC(SMS Message Center) connecting unit(370) is connected to an SMC(410). The terminal connecting unit(360) connects the controller(330) and the mobile communication terminal(380). The controller(330) transmits an SMS message to a different mobile communication terminal through the mobile communication terminal(380).
Patent KR-20020082195-A (KR)
Inventor: CHOI OCK SOON
IPC: B25B13/10
Filed: 2002-10-11
Abstract: PURPOSE: An automatic spanner is provided to automatically fasten or release a nut or a bolt in one direction by rotating a lever in left and right directions. CONSTITUTION: An automatic spanner includes a lever(1), the first jaw(2) formed at an upper portion of the lever(1), and the second jaw(3) arranged in opposition to the first jaw(2) and incorporated with the first jaw(2) so as to grip a bolt or a nut. The second jaw(3) includes a toggle slot and a toggle fixing slot. A toggle fixing pin is inserted into the toggle fixing slot in order to fix a toggle to the second jaw(3). The toggle is inserted into the toggle slot and fixed by the toggle fixing pin. A spring fixing hole is formed at a lower portion of the toggle fixing slot. A spring fixing pin is inserted into the spring fixing hole. A spring is attached to a lower portion of the toggle. A toggle fixing bolt hole is formed at an outer lower portion of the second jaw(3). A toggle fixing bolt is inserted into the toggle fixing bolt hole.
Patent KR-20040033364-A (KR)
Title: Asphalt mixture using by-product waste lime and manufacturing method thereof
Inventor: HWANG SEONG DO
IPC: C04B18/04
Filed: 2002-10-14
Abstract: PURPOSE: Provided is a production method of asphalt admixture which saves the cost of asphalt pavement and increases durability by using waste lime generated from Na2CO3 industry as substitutes of stone and hydrated lime. CONSTITUTION: The asphalt admixture is produced by the following steps of: (i) preparing lime powder by heating waste lime, generated in the production of Na2CO3, at 60-100deg.C, drying for 4hrs or less with supplying of compressed air, cooling at room temperature, and controlling particle size of dried lime powder to contain more than 70% of particles with a size of less than 0.074mm; (ii) weighing lime powder; (iii) heating aggregates for pavement and pouring into a blender; (iv) adding weighed lime powder to the blender containing aggregates. The lime powder obtained from step (i) is reheated in case that the lime powder has more than 1% of moisture content.
Patent KR-20040033897-A (KR)
Title: Outer rotor type single phase induction motor with terminal block
Inventor: CHOI BONG EON
IPC: H02K5/22
Filed: 2002-10-16
Abstract: PURPOSE: An outer rotor type single induction motor having terminal base is provided to fix a terminal base to a stator without using a separate part. CONSTITUTION: An outer rotor type single induction motor comprises a rotor(21), a stator(11), a body, a pair of coupling boss, a terminal base(31), a pair of boss supporting unit(41), and a hook stopper. The stator is fixedly arranged at the inside of the rotor with a predetermined gap. The body has a rectangular parallelepiped shape and includes a coil coupling groove for wiring a stator coil. The terminal base includes a hook at one side of the body. The boss supporting unit allows the terminal base to be inserted along plate surface direction of the stator. The hook stopper prevents the terminal base from being separated toward the opposite direction to the insertion direction.
Patent KR-20040040936-A (KR)
Title: Apparatus warning damage of vacuum pump for alternator in vehicle
Inventor: KONG SEUNG GI
IPC: B60K35/00
Filed: 2002-11-08
Abstract: PURPOSE: A device for warning the breakage of a vacuum pump of an alternator for a vehicle is provided to prevent accidents by deciding the drop of pressure with an ECU(Electronic Control Unit) and warning the breakage of the vacuum pump through a warning unit when the vacuum pump of the alternator is broken down in traveling of an engine or the power generation of the alternator. CONSTITUTION: A device for warning the breakage of a vacuum pump of an alternator(10) for a vehicle is composed of the alternator installed to the side of an engine of the vehicle and mounted with the vacuum pump; a negative pressure sensor(11) mounted to the side of the vacuum pump to sense the pressure of the vacuum pump when the vacuum pump is broken down; an ECU(20) installed to the vehicle to receive signals from the negative pressure sensor and a brake switch of the vehicle; and a warning unit(30) disposed to the side of the vehicle to receive the signal from the ECU and inform a user of the breakage of the vacuum pump when the vacuum pump is broken down.
Patent KR-20030045595-A (KR)
Title: Vented integrated wheel end actuator
Inventor: SCOTT J PUGLIESE
IPC: B60K17/30
Filed: 2002-11-15
Abstract: PURPOSE: A wheel end actuator integrated with a ventilation passage is provided to prevent the cavity from being polluted by restricting inflow of foreign matters such as dust or moisture and to avoid changing pressure in the cavity by forming the vent passage and the airtight sealing member. CONSTITUTION: In a shift mechanism for a vehicle wheel, a pneumatic annular actuator, through air pressurization and depressurization, produces movement of a clutch ring(40) to engage and disengage the wheel from the vehicle's drive axle. The components of the wheel end provide an airtight cavity in which the clutch ring is manipulated and which is subjected to air pressure change. The components include a pneumatic annular actuator, a CV-joint(18), a rotary seal between the actuator and the CV-joint and a vent passage formed between the air chamber and rotary seal and breaching the airtight cavity. An airline from the passage to non-contaminated ambient air provides continuous ambient air pressure to the cavity.
Patent KR-20030040186-A (KR)
Title: Cryptographic key, encryption device, encryption/decryption device, cryptographic key management device, and decryption device
Inventor: ISHIHARA TETSUYA
IPC: G09C1/00
Filed: 2002-11-16
Abstract: PURPOSE: A cipher key, an enciphering device, an enciphering/deciphering device, a cipher key management device, and a deciphering device are provided to be capable of preventing the data in a personal computer from being searched by the third person. CONSTITUTION: A cipher key(1) is freely loaded/unloaded to/from an outer device(2) capable of enciphering or deciphering data. At this time, the cipher key includes a false random number generator(14) for generating chaos based false random number on the basis of data size, chaos function, and the initial value of the chaos function, and a transmitting/receiving control unit for receiving the size of data from the outer device and transmitting the chaos based false random number to the outer device. The false random number is generated from the false random number generator when loading the cipher key to the outer device.
Patent KR-20040048022-A (KR)
Title: Resonant cavities utilizing photonic crystals
Inventor: KIM JI DEOK
IPC: G02B6/12
Filed: 2002-12-02
Abstract: PURPOSE: A resonator using a photonic crystal and a resonance apparatus are provided to generate plural electromagnetic resonance modes within plural band gaps by using a photonic crystal structure. CONSTITUTION: A resonator using a photonic crystal includes a first dielectric, a plurality of second dielectrics, a plurality of third dielectrics, and one or more local defects. The first dielectric(110) has the first dielectric constant. The second dielectrics(120) have the second dielectric constants. The second dielectrics are arranged in the first period to one or more directions on a plane formed by the first dielectric. The third dielectrics(130) have the third dielectric constants. The third dielectrics are arranged in the second period to one or more directions on the plane formed by the first dielectric. The third dielectrics are arranged within the unit cell formed by the second dielectrics. The second and the third dielectrics are arranged in the third period. The local defects(140) are used for breaking the first and the second periods.
Patent KR-20040050167-A (KR)
Title: Polyamic acid derivatives containing pendant alkenylated imide group and method for preparing them
Inventor: CHOI GIL YEONG
IPC: C08G73/10
Filed: 2002-12-09
Abstract: PURPOSE: A polyamic acid derivative having an imide side chain containing double bond for a liquid crystal alignment layer and a monomer for the preparation of the polyamic acid derivative are provided, to improve heat resistance, solubility, surface strength, transparency, vertical alignment of liquid crystal and rubbing resistance. CONSTITUTION: The polyamic acid derivative is represented by the formula 1, wherein n is an integer of 1-300 and m is an integer of 1-30. Preferably the polyamic acid derivative has an intrinsic viscosity of 0.3-1.5 dL/g, a molecular weight of 10,000-150,000 g/mol, a surface pencil hardness of H to 7H, a pretilt angle of 88-89.9 degree and a pretilt angle after rubbing of 70-89.9 degree, is soluble in a solvent selected from the group consisting of dimethyl acetamide, dimethyl formamide, N-methyl-2-pyrrolidone, tetrahydrofuran, chloroform, acetone, ethyl acetate and γ-butyrolactone, and has an imidation temperature of 200-300 deg.C. The monomer is represented by the formula 2, wherein m is an integer of 1-30.