baber/WOPTO huggingface dataset:
Patent KR-20170005277-A (KR)
Inventor: JANG SUNG JIN
IPC: G02B6/36
Filed: 2015-07-02
Abstract: Disclosed is an automatic assembly device of an arrayed-waveguide grating module. The present invention relates to the automatic assembly device of the arrayed-waveguide grating module which can automatically align, bond and assemble input/output fiber arrays onto an arrayed-waveguide grating, and which comprises: an input/output fiber array supply unit having a transport holder mounted in a firstly aligned state, wherein the transport holder allows a holding member to be in contact with an input/output fiber array by the elastic force of a spring so that the input/output fiber array maintains an inserted and fixed state, and providing the transport holder by lifting a cartridge in which transport panels having the transport holder mounted on a mounting unit, are stacked in multiple stages; an automatic alignment unit having a six-axial robot which allows the transport holder to access both ends of a chip fixing jig so that the input/output fiber array is in contact with the arrayed-waveguide grating chip and then, the transport holder is finely moved toward a multi-axial direction to measure an optical signal such that the transport holder is secondly aligned in a predetermined and programmed position in the state that the arrayed-waveguide grating chip is fixed to the chip fixing jig when the transport holder is mounted on the six-axial robot; a bonding unit for inputting a curing agent to a contact surface in the state that the input/output fiber array is aligned at both ends of the arrayed-waveguide grating chip, and curing the same; and a discharging unit for discharging an arrayed-waveguide grating chip module bonded by the curing agent from the transport holder and the chip fixing jig to transport the same to an inspection device.
Patent KR-20160041748-A (KR)
Inventor: LEE KI WON
IPC: A61B5/374
Filed: 2015-07-03
Abstract: Provided is a device for measuring and analyzing a P300 brain wave. The device for measuring and analyzing a P300 brain wave according to an embodiment of the present invention includes: a stimulating unit applying a transcranial electric stimulus to a user′s head; an EEG measuring unit measuring EEG data of the user; and an analyzing unit analyzing the EEG data measured by the EEG measuring unit, in which the stimulating unit applies, as the transcranial electric stimulus, a P300 brain wave eliciting stimulus for generating the user′s P300 brain wave, and the analyzing unit has a potential time calculation unit calculating, by analyzing the measured EEG data, a potential time from a point in time when the P300 brain wave eliciting stimulus is applied to the user to a point in time when the user′s P300 brain wave is generated.
Patent KR-20170007666-A (KR)
Inventor: LEE YU JIN
IPC: G06F3/041
Filed: 2015-07-10
Abstract: 본 발명은 표시 장치에 관한 것으로, 구체적으로는 터치가 감지되는 터치 영역 및 상기 터치 영역 주변의 주변 영역을 포함하는 제1 기판; 상기 제1 기판과 마주보는 제2 기판; 상기 제1 기판 위에 위치하는 박막 트랜지스터; 상기 박막 트랜지스터와 연결되어 있는 화소 전극; 공통 전압을 전달하는 공통 전극; 상기 공통 전극과 연결되어 있고 외부로부터의 터치를 감지하기 위한 감지 신호를 전달하는 센싱 배선; 및 상기 공통 전극 위에 위치하며 상기 주변 영역에 중첩하는 부분을 포함하는 투명 전극층을 포함하는 표시 장치에 관한 것이다.
Patent KR-20170014443-A (KR)
Title: Vacuum Dryer
Inventor: LEE BONG MOON
IPC: H01L21/027
Filed: 2015-07-30
Abstract: A disclosed vacuum dryer, regarding a vacuum dryer for performing a drying process to remove a solvent from a photoresist solution applied on a substrate, comprises a substrate support part which has a structure for touching and supporting the back surface of the substrate to support the substrate on which the photoresist solution is applied in the drying process. The support part is formed to have a hollow cylindrical structure. An end part of the support part which touches the back surface of the substrate may have a structure of touching a point of the back surface of the substrate. So, the temperature of the substrate can be maintained uniformly.
Patent KR-20160024796-A (KR)
Inventor: INOMATA KENTARO
IPC: H02M5/293
Filed: 2015-08-24
Abstract: The present invention provides a matrix converter, a control device of the matrix converter, and a control method of the matrix converter, capable of improving the degree of precision of the power conversion. According to the present invention, the matrix converter has a selection part and a current control part. The selection part selects one current pattern among various kinds of current patterns on the basis of at least one of the phase voltage states of an alternating current power source and the phase current state of the load. The current control part is used to control the current for converting the connection state of the alternating current power source and the load by controlling a bilateral switch that is mounted in the power converter part according to the current pattern selected by the selection part. The matrix converter is characterized in that the sum of characteristic values of various kinds of current patterns, weighted on the basis of the selection ratio of the current pattern determined by the selection part, is below the characteristic value of one current pattern to be compared.
Patent KR-20170025097-A (KR)
Title: Apparatus and Method for performing Fourier transform
Inventor: KIM HO JUNG
IPC: G03H1/02
Filed: 2015-08-27
Abstract: A method for performing Fourier transform according to an embodiment of the present invention includes the steps of: generating intermediate data by performing 1D fast Fourier transform (FFT) in a row direction of data; storing a part of the intermediate data; generating final data by performing the 1D FFT in a column direction of the partial data; and storing a part of the final data as output data. Accordingly, the present invention can reduce the amount of operations by performing the Fourier transform not on the entire data but on a selected part of the data.
Patent KR-20170025829-A (KR)
Title: 스러스트 베어링, 이를 이용한 스러스트 베어링 마찰 손실 측정기 및 상기 베어링 마찰 손실 측정기를 이용한 베어링 마찰 손실 측정 시스템
Inventor: KIM DONG MAN
IPC: F16C17/04
Filed: 2015-08-31
Abstract: 본 발명은 스러스트 베어링에 관한 것으로, 보다 구체적으로는 회전 기계의 스러스트 베어링에 대한 마찰 손실을 직접적으로 측정할 수 있고, 레이디얼 베어링의 마찰 손실을 계산에 의해 간접적으로 산출할 수 있게 하는 스러스트 베어링, 스러스트 베어링 마찰 손실 측정기 및 베어링 마찰 손실 측정 시스템에 관한 것이다.
Patent KR-20160028394-A (KR)
Inventor: CHEN YUREN
IPC: H01L27/32
Filed: 2015-09-02
Abstract: According to the present invention, disclosed are a touch device integrated in an AMOLED panel and a manufacturing method thereof. The touch device of the present invention includes: a base where a thin film transistor array is arranged; an organic light emitting diode which is prepared on the base; a top electrode which is provided on the organic light emitting diode; a touch cover board which is prepared on the top electrode; and a photosensor which is disposed between the organic light emitting diode and the base, and is located right under the top electrode. In comparison with a prior technology, the present invention does not cause an error signal due to inaccuracy of a light source angle, and can improve quality by preventing generation of a fault such as ghosting due to difference in the amount of incident light caused by a user. The present invention can realize thinning by reducing the thickness of a screen, by comprising the photosensor between the organic light emitting diode and the base, by applying an in-cell optical technology in the AMOLED panel.
Patent KR-20160033040-A (KR)
Title: 연료 공급 장치
Inventor: TAGAWA NAOYUKI
IPC: G05D16/20
Filed: 2015-09-09
Abstract: (과제) 본 발명은, 전원 장치의 스위치가 온된 후, 압력 제어부가 제어 장치로부터 목표 연료 압력값을 수신하기 전까지의 연료의 압력 제어를 적정하게 실시할 수 있도록 하는 것을 목적으로 한다. 
(해결 수단) 본 발명은, 모터에 의해 구동되고, 연료 탱크 내의 연료를 엔진으로 압송하는 연료 펌프와, 연료 압력이 목표 연료 압력값에 가까워지도록, 모터에 인가하는 전압을 피드백 제어하는 압력 제어부와, 압력 제어부에 대해 목표 연료 압력값을 송신하는 제어 장치와, 모터, 압력 제어부, 및 제어 장치에 전력을 공급하는 전원 장치를 구비하는 연료 공급 장치로서, 전원 장치의 스위치가 온 (타이밍 T0) 된 후, 압력 제어부가 제어 장치로부터 목표 연료 압력값 (Pe1) 을 수신하기 (타이밍 T1) 전에는, 압력 제어부는 임시의 목표 연료 압력값 (Ps) 에 의해 연료 압력 (P) 의 피드백 제어를 실시한다.
Patent KR-20170032525-A (KR)
Title: 차량의 클러치 장치
Inventor: CHO HYUNG WOOK
IPC: F16D13/72
Filed: 2015-09-14
Abstract: 본 발명은 차량의 클러치 장치에 관한 것으로, 내부에 클러치디스크 및 압력판이 구비된 클러치팩; 내부에 클러치팩이 구비되고, 통풍구가 마련된 클러치하우징; 및 클러치팩과 클러치하우징 사이에 마련되며, 클러치팩을 마주보는 가이드면과 클러치팩 사이의 간격은 클러치팩의 원주방향을 따라 적어도 일부분의 간격이 나머지 부분의 간격과 상이하도록 마련된 에어가이드;를 포함하는 차량의 클러치 장치가 소개된다.
Patent KR-20170033629-A (KR)
Inventor: OK YUN SUN
IPC: G06F21/36
Filed: 2015-09-17
Abstract: 본 발명은 다이얼 번호 기반의 앱 실행 방법, 이를 위한 모바일 디바이스에 관한 것이다. 본 발명은, 터치스크린(11) 또는 프레임 입력부(14) 상에 설정된 다이얼 번호 입력 영역 또는 버튼에 대한 입력신호를 수신하는 제 1 단계; 미리 설정된 암호번호와 미리 설정된 앱 지정 다이얼 번호를 터치스크린(11)을 통해 입력받는 제 2 단계; 및 미리 설정된 암호번호에 대한 인증과, 입력된 다이얼 번호와 매칭되는 앱을 실행하여 터치스크린(11) 상으로 구현하는 제 3 단계; 를 포함하는 것을 특징으로 한다. 
이에 의해, 다이얼 번호가 지정된 앱에 대해서 사용자에 의해 선택적으로 바탕화면상의 앱 아이콘에 대한 직접적인 지정을 수행하지 않을 수 있으며, 바탕화면에서의 개인 정보 보안, 개인 정보 보호, 비밀 보호 유지 등의 효과를 가져 올 수 있는 효과를 제공한다.
Patent KR-20160087332-A (KR)
Title: Semiconductor device
Inventor: OYAMADA SEISEI
IPC: H01L23/522
Filed: 2015-09-25
Abstract: A power supply wiring structure of a semiconductor device including a semiconductor chip flip-chip mounted on a substrate decreases the characteristic impedance of internal wiring and increases the noise reduction effect, while achieving low impedance during high frequency power supply operation of the semiconductor chip. A semiconductor device (10) has an inner power supply plate structure (40), on a first insulating layer (25) on a protection layer (22) of a semiconductor chip (2), in the inner region of a plurality of peripheral electrode pads (21) on the mounting surface (2M) of the semiconductor chip (2) as viewed from plane, for supplying power to the semiconductor chip (2). The inner power supply plate structure (40) includes a first power supply plate (41) formed on the first insulating layer (25), a second insulating layer (42) formed on the first power supply plate (41), and a second power supply plate (43) formed on the second insulating layer (42).
Patent KR-20160106475-A (KR)
Inventor: JEONG HONG SIL
IPC: H04L1/00
Filed: 2015-09-27
Abstract: Disclosed is a transmitter. The transmitter comprises: an LDPC encoder for encoding input bits to generate parity bits; a repetition unit for repeating at least a part of the bits on an LDPC codeword from the LDPC codeword in order to repeat and transmit at least a part of the bits on the LDPC codeword consisting of input bits and parity bits from a current frame; a puncturing unit for puncturing a part of the bits from the parity bits; and an additional parity generating unit for selecting at least a part of the LDPC codeword including the repeated bits to generate additional parity bits transmitted from a previous frame.
Patent KR-20160041778-A (KR)
Inventor: KIHARA YOSHIHIDE
IPC: H01L21/02
Filed: 2015-09-30
Abstract: In terms of a multi-patterning method, mask size controllability is enhanced. According to one embodiment of the present invention, a manufacturing process for forming a silicon oxidized layer on a first mask and a reflection prevention layer is performed. In this process, plasma of first gas including halogenated silicon gas and plasma of second gas including oxygen gas are alternately formed. In addition, one area of the silicon oxidized layer is removed to remain the other region only which is formed on a side surface of the first mask. Subsequently, the first mask is eliminated, and the reflection prevention layer and an organic layer are etched.
Patent KR-20170039800-A (KR)
Title: Semiconductor device and method of forming semiconductor device
Inventor: KIM JUNG HYUN
IPC: H01L27/32
Filed: 2015-10-01
Abstract: An embodiment of the present invention relates to a semiconductor device and a manufacturing method thereof. The semiconductor device according to an embodiment of the present invention includes: a semiconductor layer; a gate electrode located on the upper side of the semiconductor layer; a first insulating layer located between the semiconductor layer and the gate electrode; a second insulating layer located on the upper side of the gate electrode; a source electrode and a drain electrode which correspond to both ends of the semiconductor layer and are located on the upper side of the second insulating layer; and a doping layer which is arranged between both ends of the semiconductor layer and the source and drain electrodes along contact holes of the first insulating layer and the second insulating layer exposing both ends of the semiconductor layer. Accordingly, the present invention can suppress a short channel effect.
Patent KR-20170039502-A (KR)
Title: Cover lay and flexible printed circuit board
Inventor: TAE YOUNG JI
IPC: H05K1/03
Filed: 2015-10-01
Abstract: The present invention relates to a coverlay and a flexible printed circuit board including the same. The coverlay includes: a first adhesive layer which includes an acid anhydride-based compound, and a curing catalyst including one or more kinds of compounds selected from a group composed of a styrene-ethylene-butylene-styrene copolymer combined with 0.1 to 15 wt% of dicarboxylic acid or an acid anhydride thereof, an epoxy resin, an imidazole-based compound, an imine-based compound and an amine-based compound; a second adhesive layer which includes a higher content of an epoxy resin than the first adhesive layer; and an organic insulating film. Accordingly, the present invention can minimize a metal ion transition.
Patent KR-20170039852-A (KR)
Inventor: KIM JONG YOUNG
IPC: C01G9/00
Filed: 2015-10-02
Abstract: 본 발명은, 층상 구조를 갖는 ZnSb 분말을 준비하는 단계와, 상기 ZnSb 분말, 도전재 및 바인더를 혼합하여 ZnSb 페이스트를 형성하는 단계와, 상기 ZnSb 페이스트를 금속 또는 금속합금 호일 상부에 도포하고 건조하여 복합체 전극을 형성하는 단계와, 리튬염이 비수계 용매에 용해되어 있는 전해액에 상기 복합체 전극과 리튬 금속 전극이 함침되어 있는 셀을 형성하는 단계와, 상기 복합체 전극과 리튬 금속 전극 사이에 전류가 흐르게 하여 상기 복합체 전극의 ZnSb 분말이 전기화학적 리튬화에 의해 층간 박리되게 하는 단계와, 상기 ZnSb 분말이 층간 박리화되어 형성된 ZnSb 나노시트를 포함하는 복합체 전극에 대하여 세척하고 건조하는 단계 및 상기 ZnSb 나노시트를 상기 복합체 전극으로부터 선택적으로 분리해내는 단계를 포함하는 ZnSb 나노시트의 제조방법에 관한 것이다. 본 발명에 의하면, 층상물질인 ZnSb를 효율적으로 박리하여 ZnSb 나노시트를 형성할 수 있고, 상기 ZnSb 나노시트는 기계적특성(mechanical properties)이 우수하고 열전 물질 등의 용도로 사용할 수 있다.
Patent KR-20170043203-A (KR)
Title: Apparatus and method for measuring center of gravity
Inventor: SONG CHUL HO
IPC: G01B21/22
Filed: 2015-10-13
Abstract: The present invention proposes an automotive apparatus and method for dealing with dangerous situations configured to execute a function proper for each situation in vehicle by analyzing sound information generated outside of a vehicle. According to the present invention, the apparatus includes: a sound information acquirer configured to acquire sound information generated outside of a vehicle; a sound information determiner configured to determine whether the sound information includes a predetermined dangerous signal; and a predetermined function executer configured to execute a predetermined function in a vehicle if it is determined that the sound information includes the dangerous signal.
Patent KR-20170045845-A (KR)
Title: Oil-degradading mixed strain and oil degradation method using the same
Inventor: LEE SANG SEOB
IPC: C12N11/14
Filed: 2015-10-20
Abstract: The present invention relates to a mixed strain having an excellent oil decomposing function and to a method for decomposing oil by using the same. More specifically, the present invention relates to a mixed strain having an excellent oil decomposing function; a microorganism formulation having the same fixed to a carrier; and a method for decomposing oil by using the same. According to the present invention, a mixed strain having an excellent oil decomposition function and including benzene, toluene, and ethyl benzene can be obtained, and oil is decomposed by using such a mixed strain or a microorganism formulation having the mixed strain fixed to a carrier. Thus, the quality of soil and water contaminated by oil can be effectively restored.
Patent KR-20170045864-A (KR)
Title: Image pickup lens, camera module and digital device including the same
Inventor: JANG DAE SIK
IPC: H04N5/225
Filed: 2015-10-20
Abstract: The present invention provides an imaging lens having an ultra slim size while providing high performance, and a camera module and a digital device including the same. According to one embodiment of the present invention, the imaging lens comprises: a first lens group including first to third lenses disposed towards a focusing side from an object side in order; and a second lens group including fourth to seventh lenses. The first, second, and sixth lenses have negative refracting power, and the third to fifth lenses and the seventh lens have a positive refracting power; satisfying 0.45<L2CT/L2ET<0.7 (here, L2CT is the central thickness of the second lens and L2ET is the thickness on an effective diameter of a boundary of the second lens).
Patent KR-20170046313-A (KR)
Title: Washing device for handrail escalator
Inventor: LEE YOON KYUNG
IPC: A61L2/10
Filed: 2015-10-21
Abstract: The present invention relates to a disinfection and cleaning device for handrails of an escalator. According to the present invention, a case in which a cleaning means capable of cleaning handrail is installed is coupled to a front side or front and rear sides of an escalator. An installation of a cleaning means capable of cleaning handrails can be easily implemented on a previously installed escalator. In addition, handrails are cleaned by using the cleaning means installed in the case such that hygiene of handrails used by passengers can be maintained. The cleaning means is removing a foreign substance attached on handrails with a cleaning portion such that various kinds of germ and virus attached on the handrails can be minimized to prevent propagation of disease and contagious disease.
Patent KR-20170047496-A (KR)
Title: 게임용 총기
IPC: F41A33/06
Filed: 2015-10-23
Abstract: 본 발명은 실제 총기를 사용하는 때와 같이 총기 화염, 총기 반동 및 화약 향기를 구현하여 생생한 성능감을 제공할 수 있는 게임용 총기에 관한 것이다. 
이를 위해 본 발명은 실제 총기와 유사한 형태를 가지고 방아쇠를 이용하여 격발시 격발 신호를 발생하는 게임용 총기이고, 전방에 위치하는 타겟을 조준하기 위하여 상기 타겟을 향하여 레이저 빔을 출력하는 레이저 출력부; 상기 격발 신호가 발생되면, 상기 전방의 반대인 후방으로 반동력을 발생시키는 반동력 발생부; 및 상기 격발 신호가 발생되면, 상기 후방으로 향기를 배출하는 향기 분출부를 포함하는 게임용 총기를 개시한다.
Patent KR-20170047955-A (KR)
Title: Vacuum heat insulating material, the method of manufacturing the same and refrigerator including the same
IPC: F25D23/06
Filed: 2015-10-26
Abstract: Disclosed are a vacuum heat insulating material having a structure to eliminate a folding process, a method for manufacturing the same, and a refrigerator including the same. The vacuum heat insulating material comprises: a core material; a first outer cover material arranged at an external side of the core material; a second outer cover material coupled to the first outer cover material to form an accommodating space in which the compressed core material is accommodated; and a coupling unit provided in an edge of the first outer cover material and the second outer cover material. A length of the coupling unit is 10-30 mm.
Patent KR-20160049496-A (KR)
Inventor: MILLAR BRIAN
IPC: G06F17/50
Filed: 2015-10-26
Abstract: The present invention relates to a computer system for supporting a low power mode and a method of the same, capable of supporting the low power mode simply and efficiently by adjusting a clock skew using a common push/pull schedule. The computer system according to an embodiment of the present invention includes: a digital circuit receiver for receiving a digital circuit model having a plurality of logic circuits and clock mesh models providing a clock signal to the multiple logic circuits; a clock-gater adjuster for adjusting a clock-gater cell into the digital circuit model, wherein the clock-gater cell sets a common latency for a cluster and has a variant of the clock-gater cell based upon a common push/pull schedule amount associated with the cluster; and a skew buffer adjuster for inserting a skew-buffer into the digital circuit model for at least one end-point of the cluster, wherein a variant of the skew-buffer for the respective end-point is based upon a difference between a skew schedule associated with the respective end-point and the common push/pull schedule associated with the cluster.
Patent KR-20170049836-A (KR)
Title: Exhaust Path Integral Type Selective Catalytic Reduction System
Inventor: KIM HYUN SOO
IPC: F01N3/20
Filed: 2015-10-29
Abstract: The present invention relates to an exhaust path integral SCR system for integrating an exhaust path for discharging an exhaust gas through an SCR reactor and another exhaust path for discharging an exhaust gas by bypassing the SCR reactor. The exhaust path integral SCR system of the present invention comprises: an SCR reactor for purifying an exhaust gas fed with a reducing agent; and an exhaust conversion module integrated with the SCR reactor, and converting an exhaust path to discharge an exhaust gas applied from an exhaust gas feeding pipe to the outside through the SCR reactor or to directly discharge an exhaust gas to an exhaust gas discharging pipe without passing through the SCR reactor. According to the present invention, an exhaust path for discharging an exhaust gas through an SCR reactor and an exhaust path for discharging an exhaust gas by bypassing the SCR reactor are integrated, so the size of an exhaust gas discharging pipe is reduced. Thus, the structure of a system for purifying an engine exhaust gas is miniaturized. Also, the heat of a bypassing exhaust gas discharged by bypassing the SCR reactor is provided to the SCR reactor, so fuels consumed in purifying the engine exhaust gas are reduced. Ammonium carbonate is sublimated by the heat of the exhaust gas. Thus, ammonia is generated without consuming a fuel and is supplied as a reducing agent to the SCR reactor, and the exhaust gas is purified. Accordingly, an exhaust gas can be economically purified.
Patent KR-20170051056-A (KR)
Inventor: SUNG JONG GYU
IPC: G01R19/00
Filed: 2015-11-02
Abstract: In a battery pack voltage detection circuit device for detecting a voltage value from a battery pack including at least one group bank composed of two or more unit banks, the present invention provides the battery pack voltage detection circuit device which includes: a dividing circuit which receives the voltage values from the at least one bank group, generates a summed voltage value to which the received voltage values are summed, and generates a drop voltage value by dropping the summed voltage value; and an AFE which receives the drop voltage value generated in the dividing circuit through an input port corresponding to the at least one group bank one-to-one. Accordingly, the present invention can reduce power consumption by reducing the number of AFEs.
Patent KR-20170052741-A (KR)
Inventor: YOO SUK JIN
IPC: B41J15/04
Filed: 2015-11-03
Abstract: An apparatus for manufacturing a coated steel sheet using inkjet printing is disclosed. According to an embodiment of the present invention, the apparatus for manufacturing a coated steel sheet comprises: a tension control device controlling tension of a steel sheet; a snaking control device controlling snaking of the steel sheet; and a printing device printing on a surface of the steel sheet by using inkjet printing, wherein tension and a degree of snaking are controlled to be in a predetermined range by the tension control device and the snaking control device. A first structure where the printing device is installed is independent from a second structure where the tension control device and the snaking control device are installed to prevent vibration of the second structure from being transmitted.
Patent KR-20170058114-A (KR)
Title: 대추씨 제거기
Inventor: RYU KEUN WON
IPC: A23N3/02
Filed: 2015-11-18
Abstract: 본 발명은 대추씨를 자동으로 제거하는 대추씨 제거기에 관한 것이다. 
본 발명은 요홈이 나선형으로 형성된 나선형 롤러와 수평으로 일정 간격을 두고 평롤러를 설치하고, 상기 나선형 롤러은 모터의 동력이 전달되는 풀리에 결합되어 회전이 이루어지되 상기 풀리의 회전력은 평기어를 통하여 평롤러로 전달되게 하고, 상기 나선형 롤러와 평롤러의 일측에서 반건조된 후 쪄준 대추를 투입하는 호퍼가 구비되고, 상기 나선형 롤러와 평롤러의 측면 하측으로는 씨 배출구가 형성되는 한편 정면 하측으로는 과육 배출구가 구비되고, 상기 나선형 롤러와 평롤러 사이의 상측에는 누름바를 설치하되 풀리의 내측에 형성된 빗각 돌기면과 접촉되어 좌우로 이동되게 하고, 상기 누름바에는 하측으로 누름편을 고정시켜 대추를 눌러주게 함으로써 이루어진다.