baber/WOPTO huggingface dataset:
Patent KR-20040000196-A (KR)
Inventor: JEON SEUNG MUK
IPC: H04R1/00
Filed: 2002-06-24
Abstract: PURPOSE: A speaker system is provided to enhance the productivity, reduce the weight, and improve the vibration sound by simplifying an assembling process. CONSTITUTION: A speaker system includes a rear cover, a front cover, a plurality of speakers, a PCB, a top cover(50), and a control panel(70). The rear cover includes an opening portion, the first and the second hanger portions, and a combination groove. A plurality of projections are formed at both sides of the front cover. A plurality of grills are formed at the front cover. The speakers are selectively installed at a rear side of the grills by using a combination member. The PCB is coupled to the second hanger portion of the rear cover in order to be electrically connected to the speakers. The top cover(50) is used for sharing an upper end portion of the rear cover and an upper end portion of the front cover. The control panel(70) is used for sharing a lower end portion of the rear cover and a lower end portion of the front cover. The base cover includes a control dial.
Patent KR-20030003032-A (KR)
Title: Reflector and reflective liquid crystal display
Inventor: KANO MITSURU
IPC: G02F1/1335
Filed: 2002-06-26
Abstract: PURPOSE: To provide such a reflector that it can be seen bright in a specified viewing angle range although it has light diffusing property to suppress reflection in a wide viewing angle range, and to provide a reflection type liquid crystal display device which uses the above reflector. CONSTITUTION: A plurality of concaved parts 3a, 3b, 3c having light reflecting property are formed on the surface of a substrate. Each concaved part has a specified vertical cross section passing the deepest point of the concave and showing the following properties. The specified vertical cross section is formed by a first curved line from one periphery of the concave to the deepest point and by a second curved line continuous with the first line and from the deepest point of the concave to the other periphery. The average of the absolute tilt angle of the first curved line to the substrate surface is larger than the average of the absolute tilt angle of the second curved line to the substrate surface.
Patent KR-20040005193-A (KR)
Title: Biodegradable aliphatic polyester resin composition and preparation thereof
Inventor: CHO YUN
IPC: C08G63/16
Filed: 2002-07-08
Abstract: PURPOSE: A biodegradable aliphatic polyester resin composition and its preparation method are provided, to improve the mechanical properties and the thermal properties and increase the molecular weight. CONSTITUTION: The method comprises the steps of reacting an aliphatic (a cyclic aliphatic group is included) dicarboxylic acid (or its anhydride) comprising adipic acid and an aliphatic (a cyclic aliphatic group is included) glycol containing at least one between 1,4-butanediol and ethylene glycol by at least one reaction selected from condensation, esterification and ester exchange reaction in the presence of 0.1-5.0 g of a polyfunctional material having long chains prepared by using triethyl citrate (and its derivative) and an aliphatic (a cyclic aliphatic group is included) glycol or an aliphatic polyol comprising polyethylene glycol per 1 mol of the dicarboxylic acid; and polycondensing the obtained product. The obtained polyester resin composition has a number average molecular weight of 80,000-150,000, a weight average molecular weight of 300,000-750,000, MI of 50-120 deg.C and a melt viscosity of 0.1-10 (190 deg.C, 2,160 g).
Patent KR-20040006505-A (KR)
Title: CMP Device and Method of Forming Semiconductor Device Using the Same
Inventor: KIM CHANG IL
IPC: H01L21/304
Filed: 2002-07-12
Abstract: PURPOSE: A CMP apparatus and a method for fabricating a semiconductor device using the same are provided to planarize uniformly a surface of a wafer by preventing the deformation of platen pad in a polishing process. CONSTITUTION: A CMP apparatus includes a retainer ring(15), a flexible membrane(12), and a platen pad(11). The retainer ring(15) is installed at an outer portion of a polishing head. The flexible membrane(12) is installed at a loading part for a wafer. The wafer is installed at the flexible membrane. The platen pad(11) is installed under the wafer. The CMP apparatus further includes an air-gap line(17). The air-gap line(17) is installed between the flexible membrane and the retainer ring. The inert gas is injected into the air-gap line. The inert gas is formed with N2 and Ar.
Patent KR-20040006808-A (KR)
Title: Cutting-off machine for extrusion moulding apparatus
Inventor: EOM JU SIK
IPC: B29C47/08
Filed: 2002-07-15
Abstract: PURPOSE: A cutting device for an extrusion molding apparatus is provided to simplify the width adjusting work by integrating plural conveying guides and making conveying guides to communicate with each other. CONSTITUTION: A cutting device for an extrusion molding apparatus comprises a main body; a base(21) installed to the main body and guiding extruded articles to be cut, wherein the articles extruded from the extrusion molding apparatus is conveyed to the base; first conveying guides(31) sliding-operated to pressurize at least two points of a side of the article; second conveying guides(32) installed to be faced with the first conveying guides and sliding-operated with the first conveying guides following the width of the article to pressurize at least two points of the other side of the article; a width adjusting device(30) having connection members(33) connecting the first conveying guide to the second conveying guide to integrate and communicate the first conveying guide with the second conveying guide; at least one clamp(12) liftably installed on the base to fasten the article; and a cutter(13) liftably installed on the base to cut the article.
Patent KR-20040008431-A (KR)
Title: Method for manufacturing of memory device
Inventor: KIM HUI SANG
IPC: H01L21/8242
Filed: 2002-07-18
Abstract: PURPOSE: A method for manufacturing a semiconductor memory device is provided to be capable of reducing the edge distortion and rounding phenomenon of an active region for securing active region. CONSTITUTION: A plurality of Y direction isolation layers are firstly formed at a semiconductor substrate(100) for defining line type active regions. A plurality of line type gate electrodes(106) are formed at the upper portion of the semiconductor substrate. A source/drain region(108) is formed at both sides of each gate electrode in the semiconductor substrate. A spacer layer(110) is at the upper and lateral portion of the gate electrode. A landing plug(112) is formed between the spacer layer. The semiconductor substrate is selectively etched by using an etching mask pattern. Then, a plurality of X direction isolation layers(116) are secondly formed at the etched semiconductor substrate.
Patent KR-20040009746-A (KR)
Title: Method for forming dual damascene pattern in semiconductor device
Inventor: BAE SE YEOL
IPC: H01L21/28
Filed: 2002-07-25
Abstract: PURPOSE: A method for forming a dual damascene pattern of a semiconductor device is provided to enhance a yield of the semiconductor device by preventing a side of a via hole and the damage of a bottom wire. CONSTITUTION: The first insulating layer(120a) is formed on an upper surface of a base layer(100) having a bottom wire(80). A via hole(140) for exposing the bottom wire is formed by removing selectively the first insulating layer(120a). The via hole(140) is buried by a sacrificial layer. The second insulating layer(160a) is formed on the first insulating layer. A trench(180) for exposing the sacrificial layer is formed by removing selectively the second insulating layer(160a). The sacrificial layer is removed. A top wire(190) is formed by burying the via hole and the trench(180).
Patent KR-20040012106-A (KR)
Title: High voltage thin film transistor having a offset in verticle direction
Inventor: HWANG CHI SEON
IPC: H01L29/786
Filed: 2002-08-01
Abstract: PURPOSE: A high voltage TFT(Thin Film Transistor) having offset in verticle direction is provided to be capable of stabilizing the characteristics of the high voltage TFT and securing low process cost. CONSTITUTION: A high voltage TFT is provided with a gate electrode(202), a gate isolating layer(203) formed at the upper portion of the gate electrode, and an amorphous silicon active layer(204) formed at the predetermined upper portion of the gate isolating layer. The high voltage TFT further includes an N+ type amorphous silicon layer(205) formed at the upper portion of the amorphous silicon active layer for improving the contact characteristic with a source/drain electrode. Preferably, the TFT has amorphous silicon layer off-set vertically formed between the edge portion of the active layer and the source/drain electrode.
Patent KR-20040015867-A (KR)
Title: An axial flow fan
Inventor: JUNG YONG GYU
IPC: F04D29/34
Filed: 2002-08-14
Abstract: PURPOSE: An axial flow fan is provided to minimize deformation of a blade even if the blade is exposed to an atmosphere having an extremely low temperature by fabricating the blade through an injection molding using resin. CONSTITUTION: An axial flow fan includes a hub(52) connected to a rotating shaft of a motor so as to transfer a rotating force of the motor, a plurality of rotating blades(54) aligned around an outer peripheral portion of the hub(52) with a predetermined interval, and an auxiliary blade(56) connecting the blades(54) with each other in order to prevent the blades(54) from being deformed. Each of the rotating blades(54) includes a leading edge(54a), a trailing edge(54b), and a tip(54c) connecting the leading edge(54a) to an upper end of the trailing edge(54b). A predetermined curvature is formed between the leading edge(54a) and the trailing edge(54b) of the rotating blades(54). The blade(54) also has a pressure surface(54d) and a negative pressure surface(54e).
Patent KR-20040017648-A (KR)
Title: A press mold for hydro-forming
Inventor: KIM DEOK HWAN
IPC: B21D39/08
Filed: 2002-08-23
Abstract: PURPOSE: A press metallic pattern for hydroforming is provided which sequentially performs hydroforming through preforming and expansion of tube material by installing a pressurizing holder for pressurizing and fixing both ends of the tube material to be formed at both ends of upper mold die. CONSTITUTION: In a press metallic pattern for hydroforming comprising upper mold die(5) and lower mold die(1) for forming formation surfaces(11,13) of a tube material(3) to be expanded and pressing the tube material from upper and lower sides, and both water pressure cylinders(7,9) for supplying axial pressure to the tube material and supplying water pressure for tube expansion to the tube material at the same time by axially pressing the tube material from both ends of the tube material, the press metallic pattern for hydroforming comprises pressing holders(21) installed at both side parts on the upper mold die to press both ends of the tube material along with die face surfaces(15) of the lower mold die(1); and an actuator(37) connected to the pressing holders through pipe lines(33) to control supply of operating pressure to the pressing holders according to control signals of controller(35), wherein the pressing holders comprise operating pressure chambers(23), pistons(25), operating rods(27), pressing pads(29) and elastic members(31).
Patent KR-20040021279-A (KR)
Title: Broadband wireless data communications method in high speed predictable mobile
Inventor: HYUN JAE SEOP
IPC: H04B7/26
Filed: 2002-09-03
Abstract: PURPOSE: A wideband wireless data communication method for fast mobile objects moving according to predictable routes is provided to secure stable channel characteristics by solving problems of fast fading and a doppler shift, due to a multipath, using the speed and location information of a high-speed mobile object. CONSTITUTION: In a wideband wireless data communication method for fast mobile objects moving according to estimated routes, the speed information of a mobile object is obtained. The present location of the mobile object is captured from the speed information. Based on the present location of the mobile object and the distance of the vertical direction with an antenna from the proceeding direction of the mobile object, the directional angle of the antenna is obtained. Based on the obtained directional angle, the mobile object communicates with the antenna by tracking the antenna.
Patent KR-20040022064-A (KR)
Title: Telephone number auto-searching method
Inventor: KIM JI SEON
IPC: H04B1/40
Filed: 2002-09-06
Abstract: PURPOSE: A method for automatically searching for a phone number is provided to display a matched phone number when a user inputs the number of a desired phone number one by one, without the necessity of specially pushing a search key. CONSTITUTION: If the user of a mobile terminal inputs the number of a desired phone number one by one on the input window(S102), the mobile terminal judges whether the input of the phone number has been completed(S104). In case that the input of the phone number has not been completed, the mobile terminal judges whether the only phone number matched to the phone number inputted on the input window exists in the phone book(S106). In case that more than two phone numbers matched to the phone number inputted on the input window exist or no matched phone number exists, the user inputs the next number of the phone number. However, if the only one is matched to the inputted number, the mobile terminal displays the matched phone number on the input window(S108).
Patent KR-20040023098-A (KR)
Title: An apparatus for preventing serpentine flow of entrance belt from stacker
Inventor: JANG HA YEONG
IPC: B65G15/60
Filed: 2002-09-10
Abstract: PURPOSE: A device for preventing the skew of an inflow belt for a stacker is provided to prevent the skew of the inflow belt by stably supporting both edges of the belt with guide rollers. CONSTITUTION: A pressing unit includes guide rollers(3) vertically located at a lifting stand(145) and abutting on both edges of a belt(110). A weight unit(25) includes weights(20) connected to the top and bottom of the guide rollers by movable bars(22a,22b). A stopper(35) is mounted at a fixed frame(37) under the movable bars, and supports the bottom of the movable bars so that the guide rollers support both edges of the belt when the lifting stand moves down.
Patent KR-20040023449-A (KR)
Inventor: KIM TAE HUN
IPC: B65D81/22
Filed: 2002-09-11
Abstract: PURPOSE: A sterile cotton container is provided to help a user to more easily and conveniently use sterile cotton connected through a thread for example and thus, to improve utility of the sterile cotton container. CONSTITUTION: The sterile cotton container includes sterile cotton(1) connected to a connecter(2), such as a thread, and impregnated with a sterilant; a cutting part for cutting the connecter(2) more easily; and an opening part having a protective film. More particularly, the sterile cotton(1) is cut in certain sizes and connected to each other as one body through the thread(2). The sterile cotton is made of non-woven cloth, cotton, gauze or absorbent cotton. Also, the connecter(2) is a silk or nylon thread.
Patent KR-20040023973-A (KR)
Title: Front side member assembling structure of car
Inventor: BAEK SEONG SIK
IPC: B62D21/00
Filed: 2002-09-12
Abstract: PURPOSE: A front side member assembly structure of a vehicle is provided to reduce the number of parts, to make the vehicle light, and to improve strength by forming a front side member in one body having a closed section structure by using a hydro-forming method. CONSTITUTION: A front side member assembly structure of a vehicle is composed of a front side rear lower member(110) welded to both sides of a floor panel in the longitudinal direction of a vehicle body and a front side complete member(120) welded to the end of the front rear lower member. The front side complete member is formed into one body having a closed section structure. The front side rear lower member and the front side complete member are formed by a hydro-forming method. The upside of the front side complete member is laser-welded with a front side rear bracket(130) by a laser and other upside is laser-welded with a fender apron inner extension(140).
Patent KR-20040024954-A (KR)
Title: Bag-typed raincoat
Inventor: JU JAE HUN
IPC: A41D3/04
Filed: 2002-09-18
Abstract: PURPOSE: A back pack type rain coat capable of being conveniently held is provided by adopting specified structure of both of rain coat portion and back pack carrying portion to easily wear the rain coat even when carrying the bag on shoulder. CONSTITUTION: The rain coat comprises a rain coat portion(10) made of water-proof fabric; a bag carrying portion(20) formed at one side of the rain coat portion(10) and protruded outside; a bag entrance(30) formed at one side of the rain coat portion(10) to close and open the bag carrying portion(20) inside the rain coat portion(10); a bag strap fixed on outer side of the bag entrance(30); and an opening formed at one side of the bag carrying portion(20) to assist turning the rain coat upside down.
Patent KR-20030025883-A (KR)
Inventor: NAKAMURA KENJI
IPC: G02B6/38
Filed: 2002-09-19
Abstract: PURPOSE: A perforated sleeve connector is provided to cover required elastic deformation, secure uniform surface contact between ferrules mounted therein, and realize low production costs. CONSTITUTION: A sleeve connector(3) is provided with a plurality of round-ended perforations(3a,3b) arranged in a predetermined geometric pattern. The sleeve connector has six axial rows of perforations arranged at regular circumferential angular intervals of 60 degree. Each row includes three complete perforations(3a) and a half perforations(3b) arranged at regular axial intervals. The rows of perforations are alternately shifted in opposite axial directions so that the half perforations alternately extend from opposite ends of the sleeve connector. Accordingly, the sleeve connector at each of opposite ends is formed with three half perforations separated at circumferential angular intervals of 120 degree.
Patent KR-20040031210-A (KR)
Title: The pipe mounting of an air-conditioner
Inventor: KIM JI HUN
IPC: F24F1/26
Filed: 2002-10-04
Abstract: PURPOSE: A coolant pipe mounting structure for a window type air conditioner is provided to fix a coolant pipe mounted between an evaporator and a condenser to an air guide for simplifying the detachment of the coolant pipe. CONSTITUTION: A coolant pipe mounting structure for a window type air conditioner includes an evaporator, a condenser, a coolant pipe connecting the evaporator to the condenser, an air guide(62) formed with a cutaway part(62a) penetrated by the coolant pipe, and a fixing element such as a fixing protrusion(72) formed to the cutaway part for fitting the coolant pipe to the cutaway part. The coolant pipe is fitted between an end of the fixing protrusion and the other part of the cutaway part and fixed between a lower part of the fixing protrusion and the cutaway part, so that the coolant pipe is prevented from being deviated from the position.
Patent KR-20040035116-A (KR)
Title: 2-dimensional actuator and manufacturing method thereof
Inventor: KO YEONG CHEOL
IPC: B81C3/00
Filed: 2002-10-18
Abstract: PURPOSE: A two-dimensional actuator and a fabricating method thereof are provided to arrange efficiently comb electrodes for driving a stage by overlapping plural driving comb electrodes and plural fixing comb electrodes to a driving direction of the stage. CONSTITUTION: A two-dimensional actuator includes a stage(100a), a first supporter, a base(110), a stage driver, a second supporter, and a first supporter driver. The stage(100a) has the second direction perpendicular to the first direction. The stage is moved like a seesaw to the third direction perpendicular to the first direction and the second direction on the basis of a rotary shaft of the first direction. The first supporter is used for supporting the seesaw motion of the stage. The base(110) is installed at a bottom side of the stage. The base is supported by the first supporter. The stage driver is formed with a first driving comb electrode and a first fixing comb electrode corresponding to the first driving comb electrode. The second supporter is used for supporting the seesaw motion of the first supporter around a rotary shaft of the second direction. The first supporter driver is formed with a second driving comb electrode and a second fixing comb electrode in order to generate the seesaw motion of the first supporter.
Patent KR-20040037414-A (KR)
Title: Desk unevenness control device
Inventor: PARK SENG KUN
IPC: A47B9/00
Filed: 2002-10-28
Abstract: PURPOSE: Provided is a desk with height controller so that the desk is used by the students at a junior, a senior high school and a college according to their bodies. CONSTITUTION: The desk comprises: a fixing pipe(4) into which a body(20) is inserted; a housing(10) which is fixed at the top of the body(20); a controlling hole(30) inside the housing(10), made slant by a tensile part(50); movable pipe(3) exterior peripheral of which is sealed and fixed to an inside peripheral of the controlling hole(10); and a handle(31) of the controlling hole(30) being extended outside the housing(10).
Patent KR-20030035995-A (KR)
Title: Management system of database for seal impression comparison and management service method thereof
Inventor: UEMATSU KENJI
IPC: G06F17/30
Filed: 2002-10-29
Abstract: PURPOSE: To suppress a cost at the time of introducing a seal registration management system for a user and to provide a service simplifying even maintenance after introduction by utilizing a common management center by a seal registration agency. CONSTITUTION: A seal registration management center side system 100 which prepares, manages and provides a seal image DB 103, a seal information DB 105 and a user customization DB 107 and user side systems 200 and 300 which utilize the seal image DB 103 are connected by a network 10. The seal registration management center side system 100 is provided with a function 102 of storing read images, a function 104 of registering attributes of an owner of a seal and a utilization organ or the like, a function 101 of verifying whether or not read seal image data and seal information match with already registered seal image data and seal information, a function 106 of transferring customized seal information and a collated result to the user side system and a function 108 of referring to charging information of the user side system.
Patent KR-20040037657-A (KR)
Title: Thermal adhering method for plastic profile
Inventor: SUNG JAE GYEONG
IPC: B29C65/20
Filed: 2002-10-29
Abstract: PURPOSE: A method for welding plastic profiles with heat is provided to easily weld the plastic profiles and improve the quality of the plastic profiles by using a heating plate coated with release agent of Teflon. CONSTITUTION: A method for welding plastic profiles with heat comprises the steps of: inserting the profiles into a welding machine having a heating plate(9); coating the heating plate with release agent(8) of Teflon; melting the profiles with the heating plate; and joining the melted profiles.