baber/WOPTO huggingface dataset:
Patent KR-19990086065-A (KR)
Title: 에이티엠 랜덤 셀 발생 및 시험장치
IPC: H04L12/28
Filed: 1998-05-25
Abstract: 본 발명은 라인 인터페이스 모듈(Line Interface Module) 자체에서 시험용 ATM 셀을 발생하고 이를 다시 라인 인터페이스 모듈에서 피이드백하여 ATM 셀의 시험이 가능토록 한 ATM 랜덤 셀 발생 및 시험장치에 관한 것으로서, 이러한 본 발명은 유토피아 인터페이스를 통해 ATM 셀 스위칭부와 ATM 셀을 상호 인터페이스 하는 유토피아 인터페이스부와; 유토피아 인터페이스부 및 사용자와 접속된 물리계층 변환부와의 상호 인터페이스 되는 셀의 상태를 감시하며 시험 셀의 상태를 체크하여 그 결과치를 모니터에 출력해주는 셀 감시부와; 사용자의 기능 선택에 따라 정상 동작 상태와 시험 기능을 선택해주는 기능 선택부와; 기능 선택부에서 시험 기능이 선택되면 라인 인터페이스 모듈의 상태를 체크하기 위한 시험 셀을 발생하는 시험 셀 발생부와; 기능 선택부에서 시험 기능이 선택되면 셀 감시부의 정상적인 셀 출력을 차단하고 시험 셀 발생부에서 생성된 시험셀을 물리계층 변환부에 전달해주는 셀 출력 제어부와; 셀 출력 제어부의 제어에 따라 셀 감시부에서 출력되는 셀은 사용자측에 전달해주고, 셀 출력 제어부에서 발생되는 시험 셀은 피이드백하여 셀 감시부에 전달해주는 물리계층 변환부를 구비함으로써, 개발 보드(라인 인터페이스 모듈)의 시험이 용이해진다.
Patent KR-20000001262-A (KR)
Title: Cleaning method of wafers
Inventor: KIM JAE HONG
IPC: H01L21/304
Filed: 1998-06-10
Abstract: PURPOSE: A cleaning method of a wafer is provided to prevent pits and roughness of silicon surface due to an oxidation-reduction reaction by HF used for removing an oxide. CONSTITUTION: The cleaning method comprises the steps of: removing polymer and particle of polluted wafers(S21); rinsing the wafer(S22); removing a metal ion and an oxide layer of the wafer(S23); rinsing the wafer(S24); and drying the wafer(S25). The removing step(S21) is used of SC-1(standard cleaning 1:NH4OH/H2O2/H2O). The removing step(S23) is using mixed solutions of DHF(dilute HF:HF/H2O) and HCL of 1-10%.
Patent KR-19990006894-A (KR)
Title: 용액을 사용한 처리장치 및 방법
IPC: B01D53/14
Filed: 1998-06-11
Abstract: 1. 청구범위에 기재된 발명이 속하는 기술분야 
     용액을 사용한 처리장치 및 방법 
     2. 발명이 해결하려고 하는 기술적 과제 
     별도의 불순물 제거장치에 의하여, 레지스트 도포 및 현상유니트와 같은 처리장치내의 대기를 청정화할 수 있고, 공장의 중앙 배출시스템으로 상기 유니트내의 전체 대기량을 폐기하지 않고서, 대기중에 재순환할 수 있도록 한 용액을 사용하는 처리장치 및 방법을 제공함. 
     3. 발명의 해결방법의 요지 
     케이싱내에 마련된 처리챔버내에서, 기판을 유지한 채로 회전하는 회전테이블과, 회전테이블상에 유지된 기판의 표면에 처리액을 공급하기 위한 공급기구와, 기체로부터 배출물내의 액체를 분리하기 위하여, 케이싱내를 배기하는 배기시스템내에 마련된 기액분리기구 및 케이싱내의 포함하여 미청정화된 기체를 청정화하기 위하여 케이싱에 결합된 불순물 제거기 유니트를 구성되며, 불순물 제거기 유니트는 기액분리기구의 가스출구에 접속된 가스도입구와, 도입구로 도입된 목적기체를 불순물 제거액과 접촉시킴으로써 청정화하기 위한 청정화 유니트 및 청정화된 기체를 케이싱내로 공급하기 위한 공급수단을 포함하여 구성되는 것을 특징으로 한다. 
     4. 발명의 중요한 용도 
     반도체 제조공정의 포토레지스트 처리공정에 사용됨.
Patent KR-20000002022-A (KR)
Title: Inspecting apparatus and method of radar sending/receiving tube
Inventor: KIM HONG RYEOL
IPC: G01S7/40
Filed: 1998-06-16
Abstract: PURPOSE: Apparatus and method for inspecting a sending/receiving tube of a radar system are provided to put to a test without eliminating the sending/receiving tube from a radar. CONSTITUTION: The inspecting apparatus comprises an antenna receiving a sending signal in sending a radar signal from a radar, a circulator transmitting a signal received from the antenna, a receiver receiving and amplifying a signal outputted from the circulator, and a delayer delaying a signal outputted from the receiver to transmit the signal to the antenna through the circulator. Thereby, a sending/receiving tube can be tested with mounted upon a radar system, easily and fast checking whether the tube is defected
Patent KR-20000002174-A (KR)
Title: Power cord of washing machine
Inventor: JANG BONG AN
IPC: D06F39/00
Filed: 1998-06-17
Abstract: PURPOSE: An outlet of a washing machine is provided to make assembling work easy and to prevent a damage of a covering. CONSTITUTION: The outlet of a washing machine comprises: a plug(162) and an electric wire(161) extended to the plug; stopper(163) for fixing the outlet to the washing machine located in the middle of the electric wire, which is a rubber material and contains a hooking unit (164), an inserting unit(165), a connecting unit(166) and a reinforcing unit(167) for preventing the power wire from drooping down, placed outside the hooking unit.
Patent KR-20000003046-A (KR)
Title: Chuck fixing equipment for semiconductor device manufacturing use
Inventor: PARK HYO WON
IPC: H01L21/68
Filed: 1998-06-25
Abstract: PURPOSE: A chuck fixing equipment for a semiconductor device manufacturing use is provided to minimize shearing force, bending moment and tensile force by absorbing. CONSTITUTION: The chuck fixing equipment for a semiconductor device manufacturing use comprises: a fixing pin(30) in which the outer face shapes in a hexagonal bar; a hexagon tool inserting groove(32) formed on the rear side of the fixing pin; a hemispherical contacting unit(34) installed to connect in the fitting form by inserting inside the pin inserting groove of the motor shaft of the front side of the fixing pin; and a spiral unit(36) projectively installed on the center of the contacting unit to block and fix into the spiral groove of the motor shaft.
Patent KR-20000004003-A (KR)
Title: Recognition method of cooking ending for microwave oven
Inventor: LEE JUN
IPC: F24C7/08
Filed: 1998-06-30
Abstract: PURPOSE: A recognition method of a cooking ending for a microwave oven is provided to maintain a heatproof function even when not taking out the cooking-finished food at the ending of cooking. CONSTITUTION: The recognition method of the cooking finish comprises:detecting a weight value of cooking matters before cooking the cooking matters; re-detecting a present weight value of the cooking matters when opening and closing a door after a cooking finish; judging the if cooking matters; performing a heatproof function during continuously remaining the cooking matters at the opening and closing of the door.
Patent KR-20000007168-A (KR)
Title: Scanning unit of laser printer and magnetic bearing device applied thereto
Inventor: GO BYUNG CHUN
IPC: G02B26/12
Filed: 1998-07-01
Abstract: PURPOSE: A scanning unit is provided to keep the regular gap of a mirror by making a printer simple and by generating magnetic force in the thrust direction and radial direction of a motor. CONSTITUTION: The scanning unit of a laser printer is composed of:a semiconductor laser diode(1) radiating a laser beam; a collimator lens(2) making the laser beam a parallel light to a light shaft; a cylinder typed lens(3) making the parallel light to a linear light of a horizontal direction in a subsidiary scanning direction; a polygon mirror(4) scanning the linear light by moving with constant linear velocity; and a horizontal synchronized mirror(9) reflecting the laser beam in the horizontal direction.
Patent KR-20000007199-A (KR)
Title: State indicating apparatus of base station examining device of radio subscriber network
Inventor: U DONG MOON
IPC: H04B7/26
Filed: 1998-07-01
Abstract: PURPOSE: A state indicating apparatus of a base station examining device is provided to grasp the state instantly by indicating the value with the LED when showing the detected value to the state indicating unit from the transmitting/receiving unexpected state detecting unit. CONSTITUTION: The base station examining unit(50) is formed by; an RF examining unit(51) receiving the RF signal from an RF control unit(40) and performing the RF signal processing function; a digital processing unit(52) functioned as a main board of the RF examining unit, for examining the function of the power control induction and the TPTL, for accepting the information through the communication with the WLL terminal(53) and for reporting the function of the current base station to the superior system by analyzing the information; and the WLL terminal(53) connected between the RF examining unit(51) and the digital processing unit(52).
Patent KR-20000007429-A (KR)
Title: Nonvolatile memory device
Inventor: LEE WOON GYUNG
IPC: H01L21/8246
Filed: 1998-07-03
Abstract: PURPOSE: An NOR-type flat-cell mask ROM(read only memory) is provided to improve a uniformity of cells by decreasing a loading effect using a dummy line. CONSTITUTION: The memory device comprises a plurality of buried N+ diffusion layers(102) used as a sub bit line and of memory cell array and a source and drain of cell transistor formed on a semiconductor substrate(100); a plurality of word lines(104) cross of the buried N+ diffusion layer and formed on a gate dielectric(103) of the semiconductor substrate; a plurality of selective lines(B/L1, B/L2...) formed in parallel with the word lines(104) so as to selectively transport external signals to the sub bit line through a main bit line; and dummy line(105) formed in parallel with the word lines(104) at spaced region between the word lines adjacent to the selective lines.
Patent KR-19990013706-A (KR)
Title: 탄화규소 섬유의 연속식 제조방법
IPC: C04B35/64
Filed: 1998-07-09
Abstract: 본 발명은 옥시탄화규소(SiCO) 세라믹 섬유로부터 다결정질 세라믹 섬유를 연속식으로 제조하는 방법을 제공한다.  이러한 방법은 규소와 탄소를 함유하는 무정형 세라믹 섬유를 당해 무정형 세라믹 섬유가 다결정질 섬유로 전환되기에 충분한 온도에서 산화붕소와 일산화탄소를 포함하는 불활성 대기에서 가열하는 단계를 포함한다.  세라믹 섬유의 가열공정 도중 일산화탄소의 존재로 인해 연속공정에서 이례적으로 빠른 생산 속도가 성취된다.
Patent KR-19990013819-A (KR)
Title: 스트랩을 고정하고 굽히는 장치를 갖는 감아 묶는 기계 및 그 방법
IPC: B65B13/04
Filed: 1998-07-13
Abstract: 감아 묶는(baling and strapping) 기계에서 적재화물(load) 둘레에 적용된 스트랩을 고정하고 굽히기(capturing and deflecting) 위한 새로운 방법 및 장치는 스트랩 운반부(strap chute portion), 가변 위치 범위를 갖는 이동식 테이블(platen) 및 일반적으로 스트랩 운반부에 평행하지 않는, 이동식 테이블을 통해 배치된 스트랩 출구를 갖는 채널을 구비한다.  상기 장치는 일반적으로 다수의 스트랩 입구 통로(2개 이상)로서, 각 스트랩 입구 통로는 스트랩 입구와 스트랩 출구를 구비하고, 공통의 스트랩 출구 통로는 스트랩 운반부에 연결된 스트랩 출구를 구비하는데, 각 스트랩 입구 통로의 스트랩 출구는 스트랩 출구 통로에 연결된다.  다수의 스트랩 입구 통로는 채널에 대해 어떤 각도로 배열되어 있고, 또한 이동식 테이블의 가변 위치 범위를 따르는 이동식 테이블 근처에 배치되어 있고, 이에 의해서 채널의 스트랩 출구로부터 공급되는 스트랩이 다수의 스트랩 입구 통로 중 하나에 고정할 수 있고, 스트랩 운반부 내에서 굽혀진다.
Patent KR-20000009198-A (KR)
Title: Discharge pipe structure for plasma display panel
Inventor: HA HONG JU
IPC: H01J9/38
Filed: 1998-07-22
Abstract: PURPOSE: A discharge pipe structure for a plasma display panel capable of a space use of a discharge/injection device and increasing a discharge time in a substrate by bending a center of a discharge pipe and increasing the number of substrates stacked in the discharge/injection device is provided. CONSTITUTION: The discharge pipe structure for a plasma display panel comprising: a discharge pipe(102) formed at a discharge hole(4), the discharge hole(4) being formed at one substrate in order to discharge and inject to insides of two substrates, the two substrates are connected to each other, the discharge pipe(102) has a curved center end, and a bending angle of the discharge pipe(102) is 30¯90°C.
Patent KR-19980072130-A (KR)
Title: 미끄러짐 방지기능을 갖는 포터블 시스템의 키보드 입력장치
IPC: G06F1/16
Filed: 1998-07-24
Abstract: 서로 일정한 간격을 두고서 설치되어 있으며 사용자가 손 또는 펜등의 도구를 이용하여 키입력을 할 수 있도록 키스트로크(key stroke)가 형성되어 있는 키패드(key pad)와, 상기한 키패드의  열을 따라서 고정영역을 형성하면서 키패드의 아랫부분에 고정 설치되어 있으며 키패드가 이탈되는 것을 방지하는 제1 키보드 케이스와, 평상시에는 상기한 제1 키보드 케이스의 사이에 설치되어 있으며 가동시에는 키패드 사이의 공간을 메꾸어주도록 상승이동이되는 가동영역을 형성하는 제2 키보드 케이스를 포함하여 이루어지며, 키보드 케이스를 고정영역과 가동영역으로 나누어 설치한 뒤에 펜등의 도구를 이용하여 키패드를 누르는 경우에는 가동영역의 키보드 케이스가 키패드와 키패드의 사이에 공간을 메꾸어줄 수 있도록 하여 펜이 키패드로부터 미끄러지지 않도록 함으로써 정확하게 입력을 할 수 있도록 사용상의 편리성을 높인, 미끄러짐 방지기능을 갖는 포터블 시스템의 키보드 입력장치를 제공한다.
Patent KR-20000009792-A (KR)
Title: Washing machine and production method thereof
Inventor: LEE HYUNG YUL
IPC: D06F37/30
Filed: 1998-07-28
Abstract: PURPOSE: A washing machine is provided to reduce the vibration and the noise during rotating a spin basket by improving the accuracy by preventing the transformation of a shaft flange. CONSTITUTION: The washing machine comprises: a casing; a tub suspended inside the casing; a spin basket(10) installed to be able to rotate inside the tub; a shaft flange(20) combined in the lower part of the spin basket; the shaft flange having a flange body of a plate shape, a corrosion-resisting material layer laminated in the outer surface of the flange body, and an inner abrasion material layer laminated in the corrosion-resisting material layer; the corrosion-resisting material layer formed by a jetting coating of a zinc powder(25); the inner abrasion material layer not needing the after-process of the shaft flange as a spread layer of a chromate liquid(27).
Patent KR-20000014268-A (KR)
Title: Diluting time saving device for suction type freezer
Inventor: KIM NAM YONG
IPC: F25B15/00
Filed: 1998-08-19
Abstract: PURPOSE: A diluting time saving device for suction type freezer is provided to save the operation cost by curtailing the dilution time and improve responsiveness. CONSTITUTION: The attenuation time saving device of a suction type freezer comprises; an evaporator(20) to eject the coolant(22) moved to the coolant pipe(32) out of a coolant ejecting nozzle(34) to lower the temperature and produce a cold air; an absorber(40) to dilute the evaporated coolant(22) in the evaporator with the stored solution(42) and absorb it; an electronic valve(65) to sense the stopped suction type freezer(A) by the signal detection part(70) and to open the passage of the coolant(22); a control part(80) to give a control signal to close the electronic valve(65) opened by the signal of the signal detection part(70).
Patent KR-20000020670-A (KR)
Title: Cart with loading golf bag
Inventor: BAK DOO SUN
IPC: A63B55/60
Filed: 1998-09-23
Abstract: PURPOSE: A cart with loading golf bag is provided, which is possible to be easily and simply operated, particularly irrespective of ensuring space and to be loaded in inner of golf bag by simple action, and has more pretty appearance. CONSTITUTION: The cart has fixed bracket(18) in the middle of supporting pole(2) to be loaded golf bag(50), arms(20, 21) to be placed in supporting part(19) of the bracket by shaft and supporting plate(6) for golf bag to be fixed to lower end of the supporting pole, and is characterized in that golf bag has zippers(55, 56) on front cover of covering part by which golf bag is opened and closed, guide part(5) is formed downstream the bracket, slider(14) is upwards and downwards operated according to entrance and drawing out a detachable bar(10) with handle, the detachable bar is possible to be controlled entrance and drawing out, the arms linked to slider are folded or stretched in supporting part of bracket by upwards and downwards operation of slider, and wheel(30) is shaft-disposed by using wheel supporting assembly(32) as shaft(22-1).
Patent KR-20000024927-A (KR)
Title: Method for leveling gain of erbium doped fiber optical amplifier and erbium doped fiber optical amplifier of level gain using the same
Inventor: KIM HYANG GYUN
IPC: G02B6/02
Filed: 1998-10-02
Abstract: PURPOSE: A method for leveling a gain is provided to enhance a transmission performance of an optical transmission system through the leveling of a wavelength bandwidth by using optical fiber gratings of a short period. CONSTITUTION: Optical fiber gratings of different periods are consecutively connected to control wavelength bands. A reflection ratio is controlled in each wavelength to control a permeation spectrum of a filter. The reflection ratio is controlled according to a period of the gratings, strength, and the number of the gratings. Changes of a periodic refraction index are induced in an optical fiber. A signal light of a particular wavelength with respect to incident light is reflected and permeated, to thereby a level of a gain with respect to a wavelength change of incident signal light
Patent KR-20000025350-A (KR)
Title: Telescope for sightseeing using augmented reality technology and operation method therefor
Inventor: KIM JU WAN
IPC: G02B23/00
Filed: 1998-10-10
Abstract: PURPOSE: A telescope is provided to obtain detailed information of a tourist resort and to provide an effective guidance by using an augmented reality technology. CONSTITUTION: A telescope(100) composes a virtual image and a real world with respect to an area spectators want to see and provides the composed image to the spectators. A rotary encoder(200) is attached on the telescope(100) to extract information in a direction of the telescope. A database(400) stores and manages information of a tourist resort. A virtual image processor(300) produces a virtual image and additional information with respect to the direction obtained from the rotary encoder(200).
Patent KR-20000025510-A (KR)
Title: Method for testing dynamic feedback of frame relay call using asynchronous transfer mode path and device thereof
Inventor: KIM YONG HWAN
IPC: H04L12/26
Filed: 1998-10-12
Abstract: PURPOSE: Provided is a communication service stable and flexible by applying an advantage of ATM communication into a prior frame relay call. CONSTITUTION: A device for testing the dynamic feedback of a frame relay call includes a central process unit(CPU), a user interface module(110,210), a switching module(120,220) and an output trunk module(130,230). The central process module generates an ATM feedback testing cell. The user interface module supports a frame relay call service comprising an AAL SAR device for transferring to a switching device by inserting a cell received from the central process unit into user data. The switching module has a function transferring the input user data to an output terminal. The output trunk module connects an exchange(100) with another exchange(200).
Patent KR-20000027544-A (KR)
Title: Method for manufacturing semiconductor element
Inventor: HONG SANG GI
IPC: H01L27/04
Filed: 1998-10-28
Abstract: PURPOSE: A method of manufacturing semiconductor element is provided to reduce the cost of manufacture by omitting applying process of metal organic layer and the capping layer and to maximize the etching process margin. CONSTITUTION: A system comprises a semiconductor substrate(200), a gate oxide layer(210), a gate(213), an insulating layer spacer(216), a metal capping layer(219), a source(222), a drain(225), an insulating layer(230), a first storage node contact hole(233), a bit line contact hole(236), a first storage node contact plug(239), and a bit line(250). A method of manufacturing semiconductor element comprises a step of forming the source and the drain after sequentially forming the gate oxide layer, gate and the barrier capping layer; a step of forming the bit line contact hole which contacts with the drain and the first storage node contact hole which contacts with the source; a step of forming the contact plug at each of the bit line contact hole; and a step of forming the trench at the selected area of the first insulating layer.
Patent KR-20000032119-A (KR)
Title: Method for managing error of branch range of conditional branch code in assembler
Inventor: JEONG YONG SIK
IPC: G06F11/00
Filed: 1998-11-12
Abstract: PURPOSE: A method for managing an error of branch of conditional branch code in an assembler is provided to reduce the size of code and to improve the efficiency of code performance by generating a minimum branch range of conditional branch assembly code in a bundle, and replacing an error exceeding the minimal branch range with conditional branch code supporting a maximum branch range. CONSTITUTION: An assembly code related to a conditional branch is generated as an assembly code processing a minimal branch range. An assembler(103) translates the generated assemble code to a purpose code. An assembly code generating a conditional branch range error in the assembler, is extracted and analyzed. The extracted assembly code is processed by being replaced with an assembly code supporting a maximum branch range.
Patent KR-19990045262-A (KR)
Title: Dram-셀 장치 및 그 제조 방법
IPC: H01L27/108
Filed: 1998-11-13
Abstract: 메모리 셀은 적어도 3개의 수직 트랜지스터를 포함한다.  제 1 트랜지스터 및 제 2 트랜지스터 또는 제 3 트랜지스터는 기판(1)의 표면(O)에 대해 수직인 y-축(y)에 대해 층층이 배치된다.  제 2 트랜지스터 및 제 3 트랜지스터는 반도체 구조물(St)의 마주 놓인 에지에 배치되는 한편, 제 1 트랜지스터는 2개의 에지에 배치된다.  트랜지스터의 소오스/드레인 영역이 중첩될 수 있다.
Patent KR-20000032843-A (KR)
Title: Automatic image control method of television
Inventor: KANG SEOK PHAN
IPC: H04N5/44
Filed: 1998-11-18
Abstract: PURPOSE: An automatic image control method of television is provided to vary image control data in response to the characteristics of a light source and apply the varied data to image control process, thereby effectively control the image. CONSTITUTION: An automatic image control method of television comprises first to third steps of: determining whether or not the output of a light sensor is agreed with that corresponding to standard value of previously set image control data; determining whether the output of the light sensor is less than predetermined level if the output isn't agreed with; and resetting the predetermined image control data to be proportional to the characteristics of light source if the output isn't less than the predetermined level.
Patent KR-20000037697-A (KR)
Title: Apparatus for processing medium access control in wireless atm lan system
Inventor: KIM JONG HO
IPC: H04L12/28
Filed: 1998-12-01
Abstract: PURPOSE: An apparatus for processing medium access control in a wireless ATM LAN system is provided to embody a medium access control method based on a data frame structure used in a CDMA/TDD method based medium access control in the wireless ATM LAN system. CONSTITUTION: Transmitting and receiving timing generation parts(150,220) generate transmitting and receiving timings. Buffer parts(110,140), a data storage part(120) and a CDMA/TDD frame transmitting part(130) process an ATM cell signal transmitted from an external ATM signaling part by the timing generated in the transmitting timing generation part(150), and transmit it to a MPDU(MAC Protocol Data Unit). Buffer parts(180,210), a CDMA/TDD frame receiving part(200) and a data storage part(190) extract the ATM cell signal from the MPDU signal and transmit it to the external ATM signaling part. A channel allocating/scheduling processor(160) outputs a control signal for channel allocating/scheduling to the CDMA/TDD frame transmitting/receiving parts(130,200) and the data storage parts(120,190). A control frame processor(170) transmits and receives a control frame according to the control signal of the channel allocating/scheduling processor(160).
Patent KR-20000039253-A (KR)
Title: Apparatus for detecting residual ink amount of wet type printer
Inventor: YOO YONG BAEK
IPC: B41J2/195
Filed: 1998-12-11
Abstract: PURPOSE: An apparatus for detecting a residual ink amount of a wet type printer is provided to precisely detect residual amount of ink regardless of viscosity of the ink. CONSTITUTION: An apparatus for detecting a residual ink amount of a wet type printer includes a measuring container(10) mounted at one side of an ink case(1) and provided with a path(5) between the ink case for inputting/outputting ink mixed with a liquid carrier and toner, a blocking film(20) mounted in the measuring container for separating an opened space(12a) toward the ink case and an isolated space for changing the opened and closed spaces(12b) relatively by sensing change of the amount of ink input and output via the path according to a pressure in the ink case due to residual ink, and level sensors(30,35) for measuring level of liquid injected in the closed space of the measuring container to detect the residual amount of ink, wherein the liquid level changed in response to the movement of the blocking film is measured according to the change of the input/output ink amount in the opened space due to the pressure difference of the residual ink in the ink case and the liquid in the closed space.
Patent KR-20000040260-A (KR)
Title: Method of constructing mixed-type graves
Inventor: YOON YOUNG BAI
IPC: E04H13/00
Filed: 1998-12-17
Abstract: PURPOSE: A method for constructing mixed-type graves is provided to reduce costs and to manage graves easily by constructing the graves for every family with good points of traditional graves and charnel houses. CONSTITUTION: A burial unit(100) consists of a rectangular mound(10) and a burial chamber(20) in the mound. Rectangular tomb rims(11) are placed around the mound and the burial chamber forms a hollow(21) of a grave by digging in the ground. Stone plates(22) are provided on the inner wall of the hollow. The mound is formed by making the hollow, placing a burial case having a corpse or the corpse itself in the burial chamber directly and burying the case with earth.