baber/WOPTO huggingface dataset:
Patent KR-20030075696-A (KR)
Inventor: CHO HYEON UK
IPC: B03C3/34
Filed: 2002-03-20
Abstract: PURPOSE: An electric dust collecting filter of an air cleaner is provided to ionize fine dust, and to collect the ionized dust without applying power to a collector, thereby increasing a collector life and reducing a defective proportion. CONSTITUTION: An ionizer(51) electrifies fine dust included in the air by using a high voltage. A collector(52) installed in back direction of the ionizer(51) absorbs the electrified dust by using a direct influence of an electric field of the ionizer(51). The ionizer(51) comprises as follows. Wire-shaped discharge electrodes(51a) have plus polarity when a high voltage is applied. Many discharge corresponding electrodes(51b) are disposed at certain intervals to insert the discharge electrodes(51a), connected to a ground, and form ionizing lines(51c) between the discharge electrodes(51a).
Patent KR-20030075844-A (KR)
Title: forming device of tube for vehicle
Inventor: HAN BYEONG MUN
IPC: B21D41/00
Filed: 2002-03-21
Abstract: PURPOSE: A forming device of tube for vehicles is provided to reduce manufacturing cost by simplifying sorts of jig used when forming the tube mounted on various hydraulic lines of vehicles and improve productivity by reducing man-hour. CONSTITUTION: In a forming device of tube for vehicles comprising tube forming jig for expanding diameter of the tube as an end of the piston(28) is being inserted into the inside of an one end of the tube when a piston(28) straightly reciprocated using hydraulic pressure is mounted on the tube forming jig, and a tube bending jig for bending an one end of the tube including the connector to a certain angle after connector is inserted into and connected to the diameter expanded tube, the forming device of tube for vehicles is characterized in that the outer circumferential surface of an end of the piston(28) is formed in an inclination plane (R) in such a way that the piston is inserted into the tube irrespective of diameter of the tube, and a tube bending groove is formed on one surface of the tube bending jig to prevent the tube from being interfered with the tube bending jig when a certain part of the tube including the connector is bent, wherein an end of the piston(28) is formed in a conical shape by the inclination plane (R), wherein the inclination plane (R) is formed in such a way that an angle (θ2) between the oppositely directed surfaces forms an angle of 90 degrees as oppositely directed surfaces are being formed in the same inclination angle centering around a longitudinal central line (C) of the piston(28), and wherein the connector is inserted into the tube bending groove according to a bending angle of the tube.
Patent KR-20020029027-A (KR)
Inventor: KOO DUK SOON
IPC: B27D3/00
Filed: 2002-03-25
Abstract: PURPOSE: Provided is a production process of a curved layered molding board with different thickness which uses different length among layered boards to pile up for forming curved surface so that it improves design of products due to different thickness. CONSTITUTION: The production process of the curved layered molding board with different thickness is characterized by laying a second layered plate(2) shorter than the base layered plate on a base layered plate(1), laying a third layered plate(3) shorter than the base layered plate on a second layered plate, laying the layered plate sequentially as above, inserting the layered plate into gap between heating plates and adding heat and pressure to produce the wanted product wherein the interval between the layered plates is kept the same and both edges(10a, 10b) at the complete board are different in thickness and treated in curved surface.
Patent KR-20030079144-A (KR)
Title: Asynchronous counting circuit
Inventor: KYUNG SEUNG JUN
IPC: H03K23/58
Filed: 2002-04-02
Abstract: PURPOSE: An asynchronous counter circuit is provided to overcome instability of the operation of the counter circuit due to the asynchronous between the CPU clock and the external clock. CONSTITUTION: An asynchronous counter circuit(230) includes a first AND gate(310), a coefficient value storage register flip-flop(320), an increment device(330), a temporary carry flip-flop(340) and a carry flip-flop(350). The first AND gate(310) receives an external clock signal from outside and implements the AND operation by receiving the inner synchronous clock signal from the CPU. A counting control means controls the resultant value as a counter clock signal. The coefficient value storage register flip-flop(320) implements the output operation of the temporary carry flip-flop(340) and the carry flip-flop(350).
Patent KR-20030079235-A (KR)
Title: A management service of the personal integrated information using the mobile equipment
Inventor: YOEN GWANG IL
IPC: H04W8/24
Filed: 2002-04-02
Abstract: PURPOSE: A personal integrated information management service method using a wireless communication terminal is provided so that a wireless communication terminal user can input personal integrated information in a server through an Internet site and download necessary information if necessary. CONSTITUTION: A communication network system is composed of a wireless communication terminal(11), a wireless communication network(12), a server(14), and a personal computer(15). A user inputs personal integrated information, such as telephone addresses, E-mail addresses, short messages, still pictures, moving pictures, etc., using the wireless communication terminal(11). The wireless communication network(12) is provided by a mobile service provider. The server(14) stores the user's personal integrated information inputted through the Internet(13). The personal computer(15) is used to input, retrieve or output desired information instead of the wireless communication terminal(11).
Patent KR-20030079276-A (KR)
Title: A method for production of extract from ginkgo biloba l. by supercritical fluid extraction technique
Inventor: YOO GI PUNG
IPC: A61K36/16
Filed: 2002-04-03
Abstract: PURPOSE: Provided is a method for the production of an extract from ginkgo biloba L. by supercritical fluid extraction, which is more economical and environment friendly than solvent extraction. The extract contains bio-active components, such as ginkgolide A, B, C and bilobalide in high purity. CONSTITUTION: A method for the production of an extract of ginkgo biloba L. is characterized by supercritical fluid extraction using a mixed fluid of 70-97 volume% of carbondioxide and 3-30 volume% of co-solvent. The co-solvent is selected from the group consisting of ethanol, methanol, water, normal hexane, and ethylacetate. The extract contains ginkgolide A, B, C and bilobalide, as well as 5ppm or less of ginkgolic acid.
Patent KR-20020079575-A (KR)
Title: Process for producing polycarbonates
Inventor: HEUSER JUERGEN
IPC: C08G64/20
Filed: 2002-04-11
Abstract: PURPOSE: Provided is a process for continuous production of polycarbonates having good properties and in waste water that are characterized by their purity and more particularly the two-phase interface method. CONSTITUTION: A continuous process for producing polycarbonate comprises (a) introducing into the circulating loop of a circulating reactor that additionally contains, in sequence a residence tank, an optional mixer, a pump, and a heat exchanger, through at least one point downstream from the residence tank and up stream from the pump, (i) an organic phase that contains a solvent for polycarbonate and phosgene and (ii) an aqueous phase that contains an aqueous lye solution, a dihydroxy compound and an optional monophenol to form an emulsion, wherein the temperature throughout the reactor is lower than 60 deg.C and wherein residence time of the emulsion in the circulating reactor is at least 2 minutes and (b) removing from the residence tank a portion of the emulsion and pumping the portion into at least one tubular reactor equipped with at least one mixing zone and at least one residence zone and subjecting the portion to total residence time of 2 to 40 minutes in the tubular reactor, with the provisos that (aa) the rate at which the total amount of aqueous and organic phases is introduced in (i) relate to the flow rate of the emulsion as 1:3 to 1:12 and that (bb) the rate of removal of the portion in (b) corresponds to the rate of introduction, and that (cc) the molar amount of phosgene introduced to the reaction relates to the theoretical amount that is needed for the reaction of phosgene with dihydroxy compounds and with the optional monophenols as 1.12/1 to 1.22/1, and that (dd) lye in an amount of 15 to 40% relative to the total weight of lye used in the process according to (dd) and (ee) is introduced into the circulating loop, and that (ee) lye in an amount of 85 to 60% relative to the total weight of lye used in the process according to (dd) and (ee) is introduced into the portion of the emulsion, and that (ff) monophenol chain terminator is optionally added into the portion, and that (gg) catalyst is added to the portion after residence time of 1 to 20 minutes of the portion in the tubular reactor.
Patent KR-20030080904-A (KR)
Title: Apparatus and method for decreasing power dissipation for nondetergent washing machine
Inventor: JUN GYU DONG
IPC: D06F33/02
Filed: 2002-04-11
Abstract: PURPOSE: A device and a method for saving power in a non-detergent washing machine are provided to minimize power consumption by reducing the volume of current for electrolysis of electrolyte. CONSTITUTION: A non-detergent washing machine includes an electrolysis device(170) comprising a cathode wash water chamber(173), an anode electrolyte chamber(171), and an ion exchange membrane(177) dividing the cathode(175) and the anode(174). A device for saving power in the non-detergent washing machine includes a current-sensing part(210) to sense the volume of current flowing between the anode and the cathode; an electrolyte level-regulating part(220) to control the volume of the electrolyte of the electrolyte chamber according to the volume of current of the current-sensing part; and a control unit(230) controlling the volume of current by controlling the electrolyte level-regulating part according to the volume of current of the current-sensing part, to reduce power consumption to the minimum.
Patent KR-20030014101-A (KR)
Inventor: NAGASAKA KEIICHI
IPC: G11B5/39
Filed: 2002-04-12
Abstract: PURPOSE: To reduce as reactive current in a magnetic sensor and a magnetic head, by enhancing the resistivity of a hard film as a magnetic domain control film for a CPP type magnetic sensor, having a simple structure. CONSTITUTION: A hard film 4, made of conductive hard magnetic material for magnetic domain control, is put at least partly in contact with a magnetic sensor 3. The magnetic sensor has a structure for causing a current to flow in the direction, in which at least the main component becomes the vertical component, on the face of the magnetic sensor film 3. In the magnetic sensor, resistivity is changed, with the current carried in the magnetic sensor and the hard film 4 being controlled.
Patent KR-20020089143-A (KR)
Inventor: JUNG HUN TAEK
IPC: H02K1/28
Filed: 2002-05-09
Abstract: PURPOSE: A method for fixing a magnet of a linear servo motor is provided to form a cage for correcting positions and angles of plural magnets by using an injection molding method and fix the plural magnets by using the cage. CONSTITUTION: A plurality of insertion holes(30a) is formed at a predetermined interval to a longitudinal direction of a stage. The cage(30) having the insertion holes(30a) is formed by an injection molding process. The cage(30) is loaded on a steel plate(23). A plurality of magnets(3) is inserted into the plural insertion holes(30a) of the cage(30), alternately. The magnets(3) are adhered to the plural insertion holes(30a) by using an adhesive. The steel plate(23) is formed by low carbon steel including carbon of 0.1 weigh percent. A fine gap is formed between an inner circumference of the insertion hole(30a) and an outer circumference of the magnet(3).
Patent KR-20030090281-A (KR)
Inventor: SHIN IL GWON
IPC: H01L21/68
Filed: 2002-05-22
Abstract: PURPOSE: An electrostatic chuck is provided to prevent the leakage of cooling gas and enhance an assembling characteristic by improving a structure of a cooling sheet. CONSTITUTION: An electrostatic chuck includes a base plate(10), a chucking plate(20), a cooling sheet(40) inserted between the base plate(10) and the chucking plate(20), and a ring-shaped clamp(30) for fixing the base plate(10), the chucking plate(20), and the cooling sheet(40). A plurality of projections are formed on an upper portion of the base plate(10) except for a cooling gas path(13). The cooling sheet(40) is loaded on base plate(10). A plurality of holes corresponding to the projections are formed on the cooling sheet(40). A groove(23) is formed on a bottom portion of the chucking plate(20) corresponding to the upper portion of the base plate(10).
Patent KR-20020065411-A (KR)
Title: Cap bearing
Inventor: CHO KU HWOAN
IPC: D06B23/04
Filed: 2002-06-12
Abstract: PURPOSE: A cap bearing is provided to prevent hardening of a finishing solution in the cap bearing because the finishing solution flows off through a bracket hole, prevent damage, increase productivity, and not to need maintenance cost. CONSTITUTION: The cap bearing is comprised of a bracket(51), a holding ring(41), a ball space maintaining ring(31) and a sealing ring(21). The bracket(51) is comprised of: many bracket holes(52) which are formed on a circumference, exhausting the finishing solution; a fixed annulus protrusion(54) formed on an inner wall and joined to a holding ring(41); many protrusions(53) formed on one side of an inlet and engaged with horizontal protrusions(22) of the sealing ring(21); and connecting holes(57) formed on one end and joined to a finishing main body inner wall. The holding ring(41) is comprised of: many protrusions(42) for coming and going of the finishing solution formed on a circumference; a surface(44) formed on one side of the circumference and having the ball space maintaining ring(31); and a hanging protrusion(43) formed on an inner side and having a shaft rod. The ball space maintaining ring(31) contains many holes(32) to insert balls(33) or rollers on a circumference at equal intervals. The sealing ring(21) is comprised of: the horizontal protrusions(22) for coming and going of the finishing solution which are formed on a circumference at equal intervals, preventing inflow of impurity; and a hanging part(23) formed on the circumference and fixed on the inlet of the bracket(51).
Patent KR-20030096997-A (KR)
Title: Door frame structure for microwave oven
Inventor: KANG EUN SU
IPC: F24C15/02
Filed: 2002-06-18
Abstract: PURPOSE: A door frame structure of a microwave oven is provided to improve the assembly precision of a door assembly by preventing the torsion of a door frame. CONSTITUTION: A door frame structure of a microwave oven comprises a rectangular door frame(60) installed at the inside of a door, and a reinforcing bracket(65) for reinforcing the upper and lower corners of one side of the door frame. The reinforcing bracket includes a top reinforcing unit(65t) corresponding to the top corner of the door frame, a bottom reinforcing unit(65b) corresponding to the bottom corner of the door frame, and a side reinforcing unit corresponding to the side edge of the door frame.
Patent KR-20030097038-A (KR)
Title: Handsfree apparatus using bluetooth
Inventor: NOH SEUNG SU
IPC: H04B1/38
Filed: 2002-06-18
Abstract: PURPOSE: A hands-free device using a Bluetooth technique is provided to talk over the telephone in a hands-free state even in case that a user does not wear a headset with a Bluetooth processing unit. CONSTITUTION: If a user separates a headset(2) from a hands-free main body(1) and wears the headset(2), a contact point operational button(16) installed in the headset(2) is separated from a contact point protrusion(17) installed in the hands-free main body(1), and switches(18,19,20) are turned on. A call/termination switch(9), a microphone(10), and an earphone(11) of the headset(2) enter operational states. Contact points(21,22,23) of the headset(2) and contact points(24,25,26) are separated from each other, so that the hands-free main body(1) enters a non-operation state. If a mobile phone of the user with a Bluetooth processing part receives a call, the user presses the call/termination switch(9) for connecting the call through the headset(2). In case that the user couples the headset(2) to a headset containing unit(3), the contact point operational button(16) and the contact point protrusion(17) are coupled, and the switches(18,19,20) are turned off. The call/terminating switch(9), the microphone(10), and the earphone(11) of the headset(2) enter non-operational states. The contact points(21,22,23) of the headset(2) and the contact points(24,25,26) are coupled with each other, so that a call/termination switch(4), a speaker(5), and a microphone(7) of the hands-free main body(1) enter operation states. If the mobile phone of the user receives a call, the user presses the call/termination switch(4) of the hands-free main body(1) for connecting the call.
Patent KR-20040001434-A (KR)
Title: Clock Divider in Delay Locked Loop and its method
Inventor: JUN YEONG JIN
IPC: H03L7/081
Filed: 2002-06-28
Abstract: PURPOSE: A clock divider in a delay locked loop and a method for dividing a clock are provided to judge whether a frequency band of an inputted external clock is a low frequency band or a high frequency band automatically. CONSTITUTION: A clock generator(510) generating division clock for low frequency receives a clock having an equal period to an external clock and generates 1T based dividing division clock sustaining the first logic state during a section corresponding to 1T of the external clock and sustaining the second logic state during the other section. A clock generator(530) generating division clock for high frequency receives a clock having an equal period to the external clock, and generates 2T based dividing division clock sustaining the first logic state during a section corresponding to 2T of the external clock and sustaining the second logic state during the other section. A selection signal generator(550) generates a selection signal to select one of the 1T based dividing division clock and the 2T based dividing division clock according to the frequency band of the external clock by receiving a long locking signal and a delay locked loop enable signal and a division clock selection enable signal. And a division clock selection unit(570) selects one of the 1T based dividing division clock and the 2T based dividing division clock according to the above selection signal.
Patent KR-20020064244-A (KR)
Inventor: LEE BEOM GUK
IPC: G02F1/13
Filed: 2002-07-02
Abstract: PURPOSE: A light diffusion film for a backlight, having a high electromagnetic wave shielding effect is provided to shield the electromagnetic waves by 90% or more and minimize the loss of light for keeping the superior luminance. CONSTITUTION: A light diffusion film for a backlight, having a high electromagnetic wave shielding effect includes a PET based film, a thin film formed of a light diffusion material, and a transparent conductive thin film formed by physical or chemical vapor deposition stacked in sequence, wherein the transparent conductive thin film is selected from an ITO thin film, an SnO2 thin film, an ATO thin film and a metal thin film and formed with a thickness of 5-20nm.
Patent KR-20030007175-A (KR)
Inventor: DEDONTNEY JAY BRIAN
IPC: C23C16/44
Filed: 2002-07-13
Abstract: PURPOSE: An injector and exhaust assembly is provided to promote uniform distribution of gas by including at least two injectors for forming at least one exhaust channel between the injector and an exhaust assembly. CONSTITUTION: At least two injectors are positioned adjacent to each other and spaced apart to form at least one exhaust channel between therebetween. A mounting plate for securing the at least two injectors. Each of the at least two injectors is individually mounted to or removed from the mounting plate. The mounting plate is provided with at least one exhaust slot in fluid communication with the at least one exhaust channel. The exhaust assembly is coupled to the mounting plate to remove exhaust gases from the injectors.
Patent KR-20040006790-A (KR)
Inventor: HAN IN CHEOL
IPC: F28D1/04
Filed: 2002-07-15
Abstract: PURPOSE: A heat exchanger is provided to reduce size and weight thereof, simplify structure thereof, and improve efficiency of heat exchange. CONSTITUTION: A heat exchanger includes a heat exchanger body(10) having a plurality of first refrigerant channels(11) and second refrigerant channels(12) formed in longitudinal direction; refrigerant sorting members(20,30) installed to both sides of the heat exchanger body, respectively, and having connecting holes(21,31) formed thereon to be connected with the first refrigerant channels; and manifold caps(40,50) having connecting ports(41,51) formed on one sides thereof to allow first refrigerant to flow therein, collecting spaces(52) in which the first refrigerant introduced through the connecting ports is collected, and installed to outer sides of the first refrigerant sorting members, respectively. The second refrigerant channels are connected with each other. Space parts(13) are formed on one of an upper side, a lower side, a front side and a rear side of the heat exchanger body to collect second refrigerant. An inlet(15) is formed on one of the space parts, while an outlet(16) is formed on the other of the space parts.
Patent KR-20040007940-A (KR)
Inventor: KIM HONG IK
IPC: H01L27/146
Filed: 2002-07-15
Abstract: PURPOSE: A method for forming color filters of an image sensor is provided to be capable of preventing deformation of the color filter. CONSTITUTION: A photoresist layer is coated on a semiconductor substrate(20). Color filters(21a,21b) are formed by patterning the photoresist layer. The color filters are hardened by performing curing process using ultraviolet rays. At this time, the curing step is used in ultraviolet rays with 254 nm wavelength. Also, the curing step is performed at N2 atmosphere.
Patent KR-20040008868-A (KR)
Title: Baking machine and method of controlling the same
Inventor: KWON YONG HYEON
IPC: A47J37/00
Filed: 2002-07-19
Abstract: PURPOSE: A bread baking machine and a method of controlling the same are provided to automatically recognizes the term of availability of a bread baking materials bag and which warns a user against the expiration of the term, thereby preventing a bread baking process using the expired bread baking materials bag from being performed. CONSTITUTION: The bread baking machine comprises a body forming an oven chamber; a pair of kneading drums(18) having a grip portion for gripping each of both ends of a bag including bread baking materials, the kneading drums being positioned to be spaced from each other in the oven chamber; a bar code reader(20) for reading the bar code displayed on the bread baking materials bag; a timer(36) for providing information about a current time; and, if it is judged that the term of availability of the bread baking materials bag is expired by comparing the information of the term of availability read by the bar code reader(20) and the information of the current time provided by the timer(36), a controller(30) for warning a user of the fact that the term of availability of the bread baking materials bag is expired.