baber/WOPTO huggingface dataset:
Patent KR-20130004767-A (KR)
Inventor: NA GI HYUNG
IPC: F03B17/00
Filed: 2011-07-04
Abstract: PURPOSE: A hydroelectric power generation using gravity is provided to easily generate power by installing a system wherever water falls from a high-level place. CONSTITUTION: As to the hydroelectric power generation using gravity, a water outlet port is positioned at a high-level position and a power generator(15) is installed at a low-level position. The hydroelectric power generation occurs wherever water falls down from a high-level position. The water outlet port is placed at the upper part of a dam, and installed not to disturb the outflow of water. The power generator is installed at the end of a discharge pipeline, and the pipeline is filled with the water.
Patent KR-20130005668-A (KR)
Title: Calves diet products
Inventor: SUNG JUNG HOON
IPC: A61H1/00
Filed: 2011-07-07
Abstract: PURPOSE: A diet rehabilitation device for the calf of a leg is provided to enable a user to conveniently exercise in various ways regardless of time and places. CONSTITUTION: A diet rehabilitation device for the calf of a leg is designed to rotate and gives overload to the calf of a leg and Achilles' tendon. The diet rehabilitation device for the calf of a leg allows a conventional rehabilitation exercise and trains muscle necessary for a diet.
Patent KR-20130008345-A (KR)
Title: Composite powder for color cosmetics and color cosmetic composition comprising the same
Inventor: KONG SOO SUNG
IPC: A61K8/92
Filed: 2011-07-12
Abstract: PURPOSE: A complex powder for make-up cosmetic material and a make-up cosmetic composition containing the same are provided to relieve powder dryness and to improve lasting property of the make-up. CONSTITUTION: A complex powder for make-up cosmetic material contains Orbignya oleifera seed oil or glyceryl citrate/lactate/linoleate/oleate mixture. The content of each ingredient is 0.1-10.0 wt%. The complex powder contains talc. The surface of talc is treated with Orbignya oleifera seed oil or glyceryl citrate/lactate/linoleate/oleate mixture. The content of talc is 90.0-99.0 wt%. A make-up cosmetic composition contains 10-30 wt% of the complex powder. The make-up cosmetic composition further contains mica, sericite, silica, titanium dioxide, zinc oxide, PMMA, urethane, and boron nitride.
Patent KR-20130008684-A (KR)
Inventor: AHN HONG WOO
IPC: E06B7/00
Filed: 2011-07-13
Abstract: 본 발명은 반자동 먼지제거 창틀에 관한 것으로서, 종래 창틀의 경우 청소를 할 때 창문을 들어내고 나서 창틀을 청소하는 방법을 사용해 사람의 손이 많이 가는 문제점이 있었다. 이러한 문제점을 해결하기 위해 본 발명에서는 창문 아래에 회전벨트를 만들어 창문과 벨트를 창문에 부착된 벨트 고정나사로 고정시켜 창문을 움직일 때 회전벨트가 같이 회전하고 회전벨트 밑에 있는 먼지통에 먼지가 쌓이게 되는 형식의 창틀이 제공된다. 
  본 발명에 의하면 창문을 열고 닫을 경우 회전벨트가 같이 움직이게 되어 먼지통에 부착된 브러쉬에 의하여 창틀에 쌓인 먼지가 먼지통에 축적되어 창틀 청소가 용이해 진다.
Patent KR-20120074184-A (KR)
Title: Solar cell and method of manufacturing the same
Inventor: OH JONG SEOK
IPC: H01L31/0445
Filed: 2011-07-28
Abstract: PURPOSE: A solar cell and a manufacturing method thereof are provided to improve stability and efficiency by enhancing adhesion between a first electrode layer and a light absorption layer. CONSTITUTION: A first electrode layer(200) is formed on a substrate(100). A bonding layer(300) is formed on the first electrode layer. A light absorption layer(400) is formed on the bonding layer. A buffer layer(500) is formed on the light absorption layer. A window layer(600) is formed on the buffer layer. A second electrode layer(700) is formed on the window layer.
Patent KR-20130017905-A (KR)
Title: Detachable double skin envelope system
Inventor: KIM SUN WOO
IPC: E06B5/20
Filed: 2011-08-12
Abstract: PURPOSE: A detachable double skin envelope system is provided to save energy and to minimize the occurring of condensation caused by the indoor and outdoor temperature difference by releasing the internal hot heat of double skin. CONSTITUTION: A detachable double skin envelope system comprises a double skin window frame(100), a double skin window, and a fixture(300). The double skin window frame comprises an upper frame(110), a lower frame(120), and a pair of vertical frames which connects the both ends of the upper and lower frames. The double skin window is installed to the double skin window frame. The fixture is installed inside the double skin window frame. The outer end of the fixture is extended from the cross section surface of the double skin window frame and closed contacted to one side of the existing frame.
Patent KR-20130024090-A (KR)
Title: Organic light emitting display device
Inventor: CHOI HEE DONG
IPC: H01L51/56
Filed: 2011-08-30
Abstract: PURPOSE: An organic light emitting display device and a manufacturing method thereof are provided to remove stains by extending a signal line and a connecting electrode. CONSTITUTION: An organic light emitting diode(230) includes a first electrode(220), an organic light emitting layer(221), and a second electrode(223). A bank layer divides the organic light emitting diode into individual pixels. A signal line(275) includes a ground area and a seal line area. An extension part(270a) is made of the same material as the first electrode. The extension part covers the signal line. [Reference numerals] (AA) Z area; (BB) Ground contact area; (CC) Y area; (DD) X area
Patent KR-20130026066-A (KR)
Inventor: WON IN HO
IPC: F03D9/00
Filed: 2011-09-05
Abstract: PURPOSE: An annexation power generating street lamp is provided to include a shaft power generator and to perform an annexation power generation using a rotator, which has a street lamp function and a power transmitting function, and a solar panel. CONSTITUTION: A column(2) is fixed on a bottom portion(1), and an electric control box(3) is installed on the bottom portion. A light(4) is installed at a predetermined portion of the middle of the column. A supporting pipe(5) for wind power generation is installed in the upper part of the lamp, and a generator supporter(7) is fixed to the upper part of the lamp. An upper supporting pipe is installed in the upper part of the column, and an upper supporting body(8) is installed in the upper supporting pipe. A generator supporting plate(9) is installed in the outer end portion of the generator supporter, and a generator(10) is fixed to the generator supporter. A rotary hub supporting body(11) is installed in the underside of one side of the upper supporting body. A rotary shaft(12-1) is installed in the rotary hub supporting body, and a plurality of blade plates(13) and a rotary shaft(12) of the power generator are fixed to the rotary hub supporting body. A solar panel(14) is installed on the top of the column, and a plurality of bird control pins is installed on an upper plate of the upper supporting body, and a lightning rod(16) is installed in a pointed end of the column.
Patent KR-20130027762-A (KR)
Title: Shield crown
Inventor: LEE KWANG IK
IPC: E21B10/26
Filed: 2011-09-08
Abstract: PURPOSE: A bit protecting device is provided to facilitate to rotate by projecting a wing bit when reaming and to extend a service life. CONSTITUTION: A bit protecting device comprises a casing shoe(30) and a bushing(40). The casing shoe is fixed to a casing by surrounding the reaming bit(20) of a hammer bit. The bushing is rotatably combined to the casing shoe; surrounds a wing bit(50); and rotates by interlocking with the wing bit. The busing is projected through a cutting unit(41) when reaming and facilitates the wing bit to rotate by covering the wing bit.
Patent KR-20120031440-A (KR)
Title: Method for forming liquid crystal alignment film and phase difference film, and liquid crystal aligning agent, liquid crystal alignment film and phase difference film
Inventor: NAGAO TAKASHI
IPC: C08L83/04
Filed: 2011-09-15
Abstract: PURPOSE: A method for manufacturing a liquid crystal alignment film and a phase difference film, a liquid crystal alignment agent, a liquid crystal alignment film, and a liquid crystal alignment are provided to efficiently and quickly manufacture a liquid crystal alignment film at a low temperature. CONSTITUTION: A liquid crystal alignment agent is coated on a transparent film. A coating film is formed by the liquid crystal alignment agent. Radiation is irradiated onto the coating film. The coating film is hardened by irradiation by the radiation. The radiation is irradiated onto the hardened coating film. Liquid crystal alignment is performed by irradiating the radiation.
Patent KR-20110117638-A (KR)
Inventor: BAE DONG IN
IPC: E06B3/04
Filed: 2011-09-26
Abstract: 섀시 본체에 손잡이가 일체로 형성된 구조의 섀시 및 이를 이용한 문틀이 개시되어 있다. 
이 개시된 문틀은 복수의 섀시와; 복수의 섀시 가운데 인접하는 섀시에 결합되어, 인접하는 섀시를 상호 연결하는 복수의 브라켓을 포함하며, 복수의 섀시 가운데 적어도 하나의 섀시는 양단 각각에 소정 기울기로 경사지게 형성되는 제1대향부를 가지는 제1섀시본체와; 제1섀시본체에 일체로 형성되며, 제1섀시본체와의 사이에 제1패널결합홈을 형성하는 손잡이를 포함하고, 복수의 섀시 가운데 적어도 하나의 섀시 이외의 섀시는 양단 각각에 소정 기울기로 경사지게 형성되는 제2대향부를 가지는 제2섀시본체와; 제2섀시본체에 일체로 형성되며, 제2섀시본체와의 사이에 제2패널결합홈을 형성하는 패널지지부재를 포함하는 것을 특징으로 한다.
Patent KR-20130034124-A (KR)
Inventor: LEE KWANG CHUN
IPC: B65H37/00
Filed: 2011-09-28
Abstract: 본 발명은 실링선과 절취선 형성 동작시에 비닐원단의 이송이 정지되지 않고 연속적으로 이송되는 상태에서 실링선과 절취선 형성 동작이 진행될 수 있도록 하는 롤백 제대기를 제공하는데 목적을 두고 있다. 또한, 본 발명은 실링 동작이 이루어지는 동안 실링수단이 비닐백원단을 압착시킨 상태에서 실링이 이루어지도록 하는 롤백 제대기를 제공하는데 목적을 두고 있다. 또한, 본 발명은 절취선을 형성시 칼날이 인출/인입되는 드럼과 조밀한 브러시 사이로 비닐백원단이 경유하도록 하여, 칼날이 비닐백원단을 파고들면서 절취선을 형성시에 브러시가 비닐백원단이 밀리는 것을 방지하도록 하는 롤백 제대기를 제공하는데 목적을 두고 있다. 
본 발명은 공급부(11)에서 권취부(12)로 이송/권취되는 비닐백원단(V)에 횡으로 실링선(L1)과 절취선(L2)을 형성시켜 롤백을 제조하는 롤백제대기(10)에 있어서, 상기 권취부(12)에 의해 정지동작 없이 연속 이송/권취되는 비닐백원단(V)을 드럼1(13a)의 회전경로에서 압착한 상태로 회전하면서 실링수단(13b)의 열 융착을 통해 실링선(L1)을 형성시키는 실링부(13); 상기 실링부(13)를 거쳐 연속 이송되는 비닐백원단(V)을 칼날(14b)이 인출/인입되는 드럼2(14a)의 회전경로와 조밀한 브러시(14c) 사이로 유도하여 실링선(L1) 일측에 평행한 절취선(L2)을 형성시키는 절취부(14); 상기 드럼1(13a)과 드럼2(14a)를 연동시키는 구동부(15);를 포함하여서 됨을 특징으로 한다. 
본 발명은 비닐백원단을 정지없이 연속적으로 이송시키면서 실링선과 절취선을 형성시킴으로써, 생산성을 향상시키는 효과를 얻는다. 또한, 본 발명은 비닐백원단을 이송-정지-이송-정지를 반복하지 않고 연속적으로 이송시키면서 실링선과 절취선을 형성시킴으로써, 이송 오차의 발생을 방지하고 그 결과 실링선과 절취선의 간격을 균일하게 유지시키는 효과를 얻는다. 또한, 실링선 형성시 비닐백원단을 감싸서 밀착 압박한 상태로 실링부위에 지속적으로 열을 가함으로써, 완벽한 실링이 이루어지도록 하는 효과를 얻는다. 또한, 절취선 형성을 위해 승강하는 톱니 형상의 칼날이 비닐백원단을 관통하여 돌출되는 반대 부분에 조밀한 브러시를 마련하여, 비닐백원단을 관통하는 칼날의 압력에 의해 비닐백원단이 밀리면서 늘어나는 것을 방지함으로써, 절취선이 형성되는 부분의 외관을 깔끔하게 마무리하는 효과를 얻는다.
Patent KR-20130035075-A (KR)
Title: Light emitting device
Inventor: HAN DAE SEOB
IPC: H01L33/12
Filed: 2011-09-29
Abstract: PURPOSE: A light emitting device is provided to improve epitaxial quality by reducing an internal field due to a polarization difference between a quantum layer and an electron blocking layer. CONSTITUTION: An active layer(131) is arranged on a first conductive semiconductor layer(121). The active layer includes a quantum well layer and a plurality of quantum barrier layers. A second conductive semiconductor layer(147) is arranged on an electron blocking layer(145). A second conductive buffer layer(141) is arranged between the active layer and the electron blocking layer. A dopant layer(143) is arranged between the second conductive buffer layer and the electron blocking layer.
Patent KR-20110120259-A (KR)
Title: Led driving device for backlight of the lcd
Inventor: YOON HAN KYU
IPC: H05B37/02
Filed: 2011-09-29
Abstract: PURPOSE: An LED driving device for a backlight of an LCD is provided to use DC power using an insulation transformer to directly drive an LED backlight, thereby simplifying a circuit. CONSTITUTION: An LED part(800) includes at least one light emitting device. A rectifying unit rectifies AC power. A switching unit(400) switches power by an external control signal. A transformer(500) converts power, which is applied by switching of the switching unit, based on a winding ratio. A combining unit rectifies and combines currents of both ends outputted from the transformer.
Patent KR-20130037389-A (KR)
Title: 3-dimensional image display apparatus and method of performing the same
Inventor: YOON KI HYUK
IPC: G02B30/27
Filed: 2011-10-06
Abstract: PURPOSE: A three dimensional image display apparatus and a three dimensional image display method are provided to control lighting to generate the line sources separated in a constant interval by using a plurality of sources of light and a Lenticular Lens Sheet, see a three dimensional stereoscopic without an observer using a three dimensional special eyeglass, and observe an optimal three dimensional image by preparing an additional location tracking system even if a location of the observer is changed. CONSTITUTION: A three dimensional image display apparatus comprises a light source substrate(100) in which a plurality of source of lights are arranged on a plane and is formed; a Lenticular Lens Sheet(200) which is arranged separately in a constant interval with a circular substrate; a controlling unit(400) controlling a plurality of source of lights of the light source substrate and forming the line sources by separately arranging in a constant interval with the Lenticular Lens Sheet; and a display panel(300) which is arranged separately in a constant interval with the line sources formed by the controlling unit. [Reference numerals] (400) Controlling unit; (500) Location tracking system; (AA) Observation location;
Patent KR-20130038514-A (KR)
Title: Method for preparing polarizer
Inventor: CHOI YOON SEOK
IPC: G02B5/30
Filed: 2011-10-10
Abstract: PURPOSE: A manufacturing method of a polarized light device is provided to prevent the deterioration after leaving under the sun, to have excellent color endurance, to prevent the leakage of the iodine complex, and to have an excellent optical property such as the transmittance and polarization. CONSTITUTION: A manufacturing method of a polarized light device comprises a swelling step of a polyvinyl alcohol film, a staining step, a cross-linking step, and an elongation step. And after the staining step, a step in which dipping the polyvinyl alcohol film into an aqueous solution containing the acetylacetonate metal salt or the hydrate is added. Considering the convenience of the process, the step is able to be performed with the cross-linking step at the same time by containing the polyvinyl alcohol film with the acetylacetonate metal salt or the hydrate in the cross linkage aqueous.
Patent KR-20130040045-A (KR)
Title: Supporting cage for filter bag
Inventor: JANG SE HOON
IPC: B01D46/06
Filed: 2011-10-13
Abstract: PURPOSE: A filter supporting cage is provided to be transformed into a suitable length according to the situation by being lengthened in a modular unit or, on the contrary, by being successively reduced in a certain gap. CONSTITUTION: A filter supporting cage comprises a first cage(100) and a second cage(200). The fist cage includes multiple first vertical ribs(110), multiple first horizontal ribs(120), and a first protrusion part. The second cage includes multiple second vertical ribs(110), multiple second horizontal ribs(120), and a first receptacle part. At least one of the first protrusion part and the first receptacle part has the hook shape of elastic material having a cutout part formed as either of them is cut out. The first protrusion part and the first receptacle part are protruding toward each other from the first cage and the second cage.
Patent KR-20130043441-A (KR)
Inventor: LEE CHU
IPC: A01K61/00
Filed: 2011-10-20
Abstract: 본 발명에 따른 종묘틀 자동제어 장치는, 수중에 설치되는 거치대; 상기 거치대에 자동회전되도록 거치되며, 종묘가 부착된 종사가 고정되는 종묘틀; 및 상기 종묘틀의 자동회전을 위한 구동력을 제공하는 구동부;를 포함한다. 
이와 같이 본 발명은, 수중에 설치되는 거치대와, 거치대에서 구동부에 의해 자동회전되는 종묘틀을 포함함으로써, 부유성 유생이 종묘틀에 균질하게 부착되고, 사육수조의 물 흐름이 개선됨으로써, 종묘의 생산량과 생존율을 크게 향상시킬 수 있다.
Patent KR-20120048507-A (KR)
Title: Multi-functional chair
Inventor: GIM HAN JU
IPC: A47C1/032
Filed: 2011-11-03
Abstract: PURPOSE: A multi-functional chair is provided to be stably lean backward or to be restored to the original position thereof. CONSTITUTION: A multi-functional chair comprises a seat frame(10), legs(20), a seat back(30), an armrest(40), and a seat frame drive unit(50). The seat frame is able to be made of a hollow tubular member with various cross-sectional shapes or a rod member. A plurality of legs is rotationally combined with the seat frame in the front and rear of the seat frame. The seat back is rotationally combined with the seat frame in the rear of the seat frame. The armrest is rotationally combined with the upper end of the leg and is equipped with a moveable member and a first elastic member.
Patent KR-20130050156-A (KR)
Title: Apparatus for translating virtual address space
Inventor: KIM KANG HO
IPC: G06F9/06
Filed: 2011-11-07
Abstract: PURPOSE: A virtual address space switch device is provided to reduce memory usage and to improve the performance of a virtual machine by not mapping a page table of a VMM(Virtual Machine Monitor) with a virtual address space of a guest OS. CONSTITUTION: A guest OS(131) is executed in a virtual address space of the guest OS, and a VMM(120) is executed in a virtual address space of the VMM. A gateway page is allocated to a set area of an actual memory area and mapped with the virtual address spaces of the guest OS and the VMM. A memory management unit switches the virtual address spaces of the guest OS and the VMM by mapping a kernel area of the guest OS with a set area of the virtual address space of the VMM. [Reference numerals] (110) Hardware; (120) Virtual machine monitor(VMM); (130) Virtual machine(VM); (131) Guest operating system; (AA) Memory management unit; (BB) Memory
Patent KR-20130050550-A (KR)
Title: Apparatus for mearsuring cokes of blast furnace
Inventor: OH GIL SUK
IPC: G01N15/02
Filed: 2011-11-08
Abstract: PURPOSE: A grain-size analysis device of pulverized coal for a blast furnace is provided to input pulverized coal of a regular grain-size into the blast furnace for an accurate grain-size analysis, thereby maintaining thermal balance of a combustion zone. CONSTITUTION: A grain-size analysis device of pulverized coal for a blast furnace comprises a sample hopper(100), a sample supplying pipe(200), a recovery hopper(300), a classifier(400), a pulverization measuring device(500), and a control unit. The sample hopper is connected to a sample collecting pipe(110) by a pulverization transporting pipe transporting the pulverized coal crushed by a crusher and includes a fixed amount measuring device(140). The sample supplying pipe is connected to the lower part of the sample hopper, thereby receiving the fixed amount of the pulverized coal for a sample from the fixed amount measuring device. The recovery hopper is connected to the lower part of the sample supply pipe. The classifier classifies the pulverized coal input into the recovery hopper according to a set point. The pulverization measuring device receives the pulverized coal of a grain-size smaller than the set point from the classifier, thereby measuring the weight thereof. The control unit compares a rate of the pulverized coal measured by the pulverization measuring device and the pulverized coal supplied by the fixed amount measuring device, thereby calculating the grain-size of the pulverized coal crushed by the crusher.
Patent KR-20130050748-A (KR)
Title: Communication interface device and display device
Inventor: PARK JIN YONG
IPC: H04N5/44
Filed: 2011-11-08
Abstract: PURPOSE: A communication interface device and a display device are provided to output a differential signal in which possible conducted noise due to ground noise is decreased. CONSTITUTION: A communication interface unit(200) comprises an input unit(210), a differential signal generator(220), a transformer(230), and an output unit(240). The differential signal generator generates a differential signal based on a ground of a display device. The transformer amplifies the difference between the generated differential signal and the ground of the display device in a predetermined rate based on the ground of an external device. The output unit outputs the amplified differential signal. [Reference numerals] (210) Input unit; (220) Differential signal generator; (230) Transformer; (240) Output unit
Patent KR-20130052155-A (KR)
Title: Tablet with improved antenna pattern structure
Inventor: RYU YOUNG KEE
IPC: G06F3/038
Filed: 2011-11-11
Abstract: PURPOSE: A tablet with an improved antenna pattern structure is provided to put an antenna pattern per a thin film substrate by using a first layer printing method when a substrate, on which an electronic pen sensing area is formed, is manufactured, thereby simplifying a process and reducing manufacturing expenses. CONSTITUTION: A first loop antenna is formed with a loop structure corresponding to the outside of an electronic pen sensing area. First line antennas are arranged in parallel in the loop structure of the first loop antenna. Multiplexers(15,25) select other ends of the first line antennas as an input end and select one of the first line antennas as an output end corresponding to a selection signal. An amplifier(17) outputs a potential difference by using the output end of the multiplexers and electric potential of the first loop antenna. When an electronic pen accesses to the electronic pen sensing area, an MCU(Micro Controller Unit)(18) senses a line antenna which is very close to the electronic pen by the potential difference.
Patent KR-20130055339-A (KR)
Title: Mobile robot
Inventor: KIM HYUN DON
IPC: B25J13/00
Filed: 2011-11-18
Abstract: PURPOSE: A mobile robot is provided to facilitate to control the movement of a robot by voice and sound signals. CONSTITUTION: A mobile robot(100) comprises a moving device, an operation performing device, a sound receiver, a sound reception status display unit, and a control unit. The operation performing device absorbs foreign substances. The control unit controls the moving device and operation performing device for performing allocated operations when a text converted from a received voice is identical to a previously stored text or a received sound shows a specific pattern. A sound condition display unit turns a light on when the reception of a sound signal is possible. The sound condition display unit turns the light off when the reception of the sound signal is impossible. [Reference numerals] (200) Server; (AA) Applause sound; (BB) Voice
Patent KR-20130059061-A (KR)
Title: System, device and method for controlling turbine
Inventor: WOO JOO HEE
IPC: F01D19/00
Filed: 2011-11-28
Abstract: PURPOSE: A turbine control system apparatus and a method thereof are provided to prevent an electric generator from becoming a synchronous motor by using a speed controller and a generator output controller, and to guarantee a rated speed. CONSTITUTION: A turbine control system apparatus comprises an inflow steam opening valve(100), a turbine(200), a generator(300), a first switch(500), a second switch, and a turbine control device(400). The first switch is opened/closed for produced electric power to be synchronized and connected in a network. The second switch is opened/closed to supply electricity to power plant instruments. The turbine control device includes a speed control unit, a generator output control unit, an opening demand information calculating unit, and an opening control unit; receives the status information from the turbine, the generator, and the first and the second switch; and controls the inflow steam opening valve. [Reference numerals] (200) Turbine; (300) Generator; (AA) Steam; (BB) Control valve; (CC) Turbine speed information; (DD) Opening demand; (EE) Speed error information; (FF) Output demand information; (GG) Speed control unit; (HH) Power generator output control unit; (II) Power generator output information; (JJ) Sub-transformer; (KK) Main transformer; (LL) System; (MM) Transformer for connection; (NN) Driving transformer; (OO) Power generator device
Patent KR-20110134363-A (KR)
Inventor: LEE SUK KOU
IPC: F16B39/24
Filed: 2011-11-28
Abstract: PURPOSE: A bolt-nut coupling method using a beveled washer is provided to prevent the loosening of bolt-nut coupling and maintain the stability of a structure. CONSTITUTION: A bolt-nut coupling method is as follows. A washer(2) is fitted to a bolt shaft(9) of a bolt and located on one side of a bolt head. A member(3) and a beveled washer(4) are fitted to the bolt shaft so that the beveled washer is located on one side of the member. A nut(5) is tightened along bolt threads(1) of the bolt shaft. The washer and the beveled washer are tightly fastened with the member interposed. The nut is tightened to press the beveled gear against one side of the nut and apply an eccentric load to the nut.