baber/WOPTO huggingface dataset:
Patent KR-20180133390-A (KR)
Title: 폴리아릴레이트 수지 및 그 수지 조성물
Inventor: MURAKAMI TAKATOSHI
IPC: C08G63/193
Filed: 2017-04-03
Abstract: 본 발명은, 우수한 내열성 및 유전 특성을 갖고, 가공 시의 유동성 및 비할로젠화 용매에 대한 용해성도 우수한 폴리아릴레이트 수지를 제공한다.  본 발명은, 2가 페놀 성분, 방향족 다이카복실산 성분 및 하이드록시카복실산 성분을 함유하는 폴리아릴레이트 수지로서, 전체 2가 페놀 성분에 있어서의 화학식(1)로 표시되는 2가 페놀의 함유량이 30∼70몰%이고, 전체 모노머 성분에 있어서의 하이드록시카복실산 성분의 함유량이 1∼30몰%이고, 수 평균 분자량이 10000 미만인 폴리아릴레이트 수지이다: 
   
[식(1) 중, R 1 , R 2 , R 3  및 R 4 는 수소 원자, 탄소 원자수가 1∼12인 탄화수소기 또는 할로젠 원자를 나타내고, R 5  및 R 6 은 수소 원자 또는 탄소수가 1∼4인 탄화수소기를 나타낸다; m은 4∼12의 정수를 나타내고, X는 포화 지방족 탄화수소환을 형성하는 탄소 원자를 나타낸다].
Patent KR-20180116323-A (KR)
Title: 임의의 폭을 갖는 고해상도 펄스를 생성하기 위한 타이밍 발생기
Inventor: FOLEY DAVID P
IPC: H03K5/134
Filed: 2017-03-10
Abstract: 예시적인 타이밍 발생기는 기준 타이밍 신호로부터 거친 지연된 상승 에지 신호 및 거친 지연된 하강 에지 신호를 생성하도록 구성된 거친 지연 회로; 거친 지연된 상승 에지 신호로부터 미세 지연된 상승 에지 신호를 생성하고 거친 지연된 하강 에지 신호로부터 미세 지연된 하강 에지 신호를 생성하도록 구성된 미세 지연 회로; 미세 지연된 상승 에지 신호 및 미세 지연된 하강 에지 신호에 기초하여 타이밍 신호를 생성하도록 구성된 에지 조합기; 및 타이밍 신호의 상승 에지 및 하강 에지가 생성될 때를 제어하기 위해 상승 에지 마스킹 신호 및 하강 에지 마스킹 신호를 생성하도록 구성된 마스킹 회로를 포함한다.
Patent KR-20180133398-A (KR)
Title: 전동으로 펼치고 접히는 다중접이식 우산
Inventor: LV SUNBAO
IPC: A45B25/14
Filed: 2017-03-02
Abstract: 전동으로 펼치고 접히는 다중접이식 우산에 관한 것으로서, 우산 손잡이(15), 끈(30) 및 우산 손잡이(15)와 고정 연결되는 중앙 로드(10)를 포함하고, 상기 우산 손잡이(15)는 상기 중앙 로드(10)의 일단에 설치되며, 상기 중앙 로드(10)의 양측에는 상측 네스트부(6) 및 하측 네스트부(8)가 설치되고, 하측 네스트부(8)는 우산 손잡이(15)에 인접하게 설치되며, 상측 네스트부(6)의 내부에는 모터(20), 제1 기어(21) 및 적어도 하나의 풀리(23)가 설치되고, 제1 기어(21)와 그중 하나의 풀리(23)는 동축으로 설치되며, 모터(20)의 우산 손잡이(15)에 근접한 일측에는 기어(21)와 맞물리는 스크류(22)가 설치되고, 상기 풀리(23)의 축은 상측 네스트부(6)의 내벽에 연결되며, 상기 하측 네스트부(8)의 내부 일측에는 고정 풀리(7)가 설치되고, 끈(30)의 일단은 중앙 로드(10) 내부의 일단에 고정되며, 끈(30)의 다른 일단은 상측 네스트부(6) 내에 설치된 풀리(23) 및 하측 네스트부(8) 내에 설치된 고정 풀리(7)를 순차적으로 둘러싼 후 상측 네스트부(6)에 고정된다. 전동으로 펼치고 접히는 다중접이식 우산은 종래의 우산의 전체 길이가 비교적 길고, 휴대가 불편한 문제를 피할 수 있고, 전동으로 펼치고 접히는 다중접이식 우산의 펼치기와 접기가 더 편리하고 신속하다.
Patent KR-20190002450-A (KR)
Title: 위성 기반 인터넷 액세스 및 전송을 위한 수락 제어 시스템
Inventor: CORSON MATHEW SCOTT
IPC: H04W40/12
Filed: 2017-03-24
Abstract: 위성 기반 인터넷 액세스 및 전송을 위한 수락 제어 시스템   
SNP/ACP 커버리지 또는 빔 이동성과 무관하게, 임의의 현장에서 임의의 규모로 충만한 수요 및 공급을 포함하는 더 넓은 관점의 위성 기반 액세스 설비를 제공하는 위성 기반 인터넷 액세스 및 전송을 위한 개선된 시스템 및 방법과 기술이 개시된다.  따라서, 본 개시내용의 양태에 따른 방법 및 시스템은 예측 가능하고 지리 공간적으로 계산 가능한 공급 모델에 대비하여 IP 서비스(수요)를 적절히 치수화하고 및 배치하여, 어떠한 (즉, AR)도 그의 CA (공급) 영역의 어디에서도 원하는 임계값를 넘어 초과 신청되지 않도록 한다.
Patent KR-20180124081-A (KR)
Title: 엘리베이터의 도어 바이패스 장치
Inventor: KONDO SHINGO
IPC: B66B5/00
Filed: 2016-04-26
Abstract: 염가의 구성으로, 승강장 도어 및 엘리베이터 칸 도어의 바이패스에 관한 규정을 만족시킬 수 있는 엘리베이터의 도어 바이패스 장치를 얻는다. 엘리베이터의 점검시에 승강장 도어 또는 엘리베이터 칸 도어를 바이패스 하는 엘리베이터의 도어 바이패스 장치로서, 통상 운전과 바이패스 운전의 사이에서 도어 모드를 전환하는 도어 모드 전환 스위치와, 승강장 도어의 바이패스와 엘리베이터 칸 도어의 바이패스를 전환하는 바이패스 대상 전환 스위치와, 도어 모드 전환 스위치에 의해서 도어 모드가 바이패스 운전으로 전환되었을 경우에 있어서, 바이패스 대상 전환 스위치에 의해서 승강장 도어의 바이패스가 선택되었을 때에, 승강장 도어를 바이패스 하는 것과 함께, 바이패스 대상 전환 스위치에 의해서 엘리베이터 칸 도어의 바이패스가 선택되었을 때에, 엘리베이터 칸 도어를 바이패스 하는 바이패스용 릴레이를 구비한 것이다.
Patent KR-20180126040-A (KR)
Title: 전동기 구조
Inventor: HSU YUNG SHUN
IPC: H02K33/18
Filed: 2016-04-25
Abstract: 본 발명은 적어도 두 개의 마그네틱 유닛(50), 적어도 하나의 코일 유닛(60), 및 하나의 유도 스위치 회로(80)로 구성된 전동기 구조에 관한 것으로서, 마주 보는 두 개의 마그네틱 유닛은 각각 적어도 하나의 자극이 운동방향과 수직을 이루는 마그네틱 부재(51, 55)로 구성되고, 동측 마그네틱 유닛(50)의 마그네틱 부재(51, 55)는 자극이 서로 다르게 배열되고, 양측 마그네틱 유닛(50)의 마주보는 마그네틱 부재(51, 55)는 동일한 자극으로 마주보고, 코일 유닛(60)은 두 개씩 마주보는 마그네틱 유닛(50) 사이에 각각 구비되고, 마그네틱 유닛(50)의 마그네틱 부재(51, 55)의 자극과 평행되게 구비되고, 상기 각 코일 유닛(60)에는 코일(65)이 감기는 자기도체(61)가 구비되고 상기 각 자기도체(61)에서 양측 마그네틱 유닛(50)에 대응되는 양단에는 상이한 방향으로 돌출되는 요크(611, 612)가 각각 형성되고, 상기 자기도체(61)의 전, 후방 요크(611, 612) 중심에 간격(a)이 있게 하며, 유도 스위치 회로(induction switch circuit)(80)의 순방향/역방향 회로 급전의 전환에 맞춤으로써, 내부에 발전 전압이 생성되지 않게 하며, 운동 과정에서 자기 보조력을 높여 입력 전력을 효과적으로 낮추고 출력 동력을 높인다.
Patent KR-20190006963-A (KR)
Title: 비디오 데이터에 관련된 신택스 엘리먼트를 나타내는 이진 심볼들의 시퀀스의 컨텍스트-적응적 이진 산술 코딩을 위한 방법 및 디바이스
Inventor: LASSERRE SEBASTIEN
IPC: H04N19/18
Filed: 2017-05-05
Abstract: 본 발명들은 비디오 데이터에 관련된 신택스 엘리먼트 또는 비디오 데이터에 관한 신택스 엘리먼트를 나타내는 이진 심볼들의 시퀀스의 컨텍스트-적응적 이진 산술 코딩을 위한 방법 및 디바이스에 관한 것이다.     이 방법은, 이진 심볼들의 시퀀스의 각각의 이진 심볼에 대해: - 이진 심볼에 대해 정의된 컨텍스트 모델로부터 컨텍스트 값을 획득하는 단계 (100) 로서, 상기 컨텍스트 값은 이진 심볼이 이진 값과 동일하도록 하는, 제 1 확률 p 라고 불리는, 확률을 나타내는 비트들을 포함하는, 상기 컨텍스트 값을 획득하는 단계 (100); - 이진 심볼들의 시퀀스의 적어도 하나의 이전에 코딩된 이진 심볼에 따라 상기 제 1 확률 p 를 수정함으로써 제 2 확률 p' 을 결정하는 단계 (110); - 상기 제 2 확률 p' 에 기초하여 이진 심볼을 산술 코딩하는 단계 (120); 및, - 상기 컨텍스트 값의 제 1 확률 p 를 업데이트 및 저장하는 단계 (130) 를 포함한다.
Patent KR-20180138215-A (KR)
Title: 할로실란의 합성 방법
Inventor: KERRIGAN SEAN
IPC: C01B33/107
Filed: 2017-05-19
Abstract: 할로실란 및 디할로실란과 같은 무기 실란을 선택적으로 합성하는 방법이 개시되어 있으며, 이때 상기 방법은 촉매의 존재 하에 할로겐화물 또는 할로겐(즉, HX 또는 X 2 (여기서 X는 Cl, Br 또는 I임))을 RSiH 3 (여기서 R은 불포화 C4 내지 C8 환형 탄화수소 또는 헤테로사이클기이며, 단 C6 환형 방향족 화합물은 적어도 하나의 하이드로카르빌 리간드를 포함함)과 반응시켜 화학식 Si x H a X b (여기서 x는 1~4이고; a는 1~9이고; b는 1~9이고; a와 b의 합은 2x + 2임)를 갖는 무기 실란 및 RH를 생성하는 단계를 포함한다.
Patent KR-20200086070-A (KR)
Inventor: LEE HYO GIL
IPC: F04C25/02
Filed: 2019-01-08
Abstract: The present invention relates to a vacuum separator and, more specifically, to a vacuum separator for discharging dehydrated gas from a gas including liquid. According to the present invention, the vacuum separator comprises: a separation housing (710) including an inlet unit (750) disposed on an upper side to supply and mix liquid and gas and a discharge unit (760) discharging the gas from which the liquid is removed of the gas supplied through the inlet unit (750); and a liquid discharge unit (740) installed on the lower part of the separation housing (710) to discharge the liquid removed from the gas supplied through the inlet unit (750) to the outside.
Patent KR-20200086931-A (KR)
Inventor: KIM HYEJIN
IPC: B32B17/10
Filed: 2019-01-10
Abstract: The present invention relates to a glass lamination film, a manufacturing method therefor, a light-transmitting laminate, a moving means, and the like, and provides a glass lamination film comprising one or more colored layers and implementing a color-changing zone in which a color gradient (G_n), evaluated by formula 3 by using a point having a transmission of 80% as a reference point (n = 0, 0 mm), is 4.5 %/mm or less when n is 0, thereby having a gradation pattern, which has a natural-color-changing form without nonuniform colors.
Patent KR-20200088711-A (KR)
Title: Door driving apparatus using running block
Inventor: KIM JOONG SAM
IPC: E05F15/57
Filed: 2019-01-15
Abstract: The present invention relates to a door driving apparatus using a movable pulley. An objective of the present invention is to automatically drive a heavy door even with a small force by using a movable pulley. To achieve the objective, the door driving apparatus to horizontally move a door (D) installed in a building by power comprises: a lower frame (F1) and an upper frame (F2) arranged on an upper portion of the door (D); a first fixing plate (10) fixed on one side in the lower frame (F1) and the upper frame (F2) to fix a plurality of fixed pulleys; a second fixing plate (20) fixed on the other side in the lower frame (F1) and the upper frame (F2) to fix a plurality of fixed pulleys; a movable pulley fixing plate (30) which has a plurality of movable pulleys and horizontally moves between the first fixing plate (10) and the second fixing plate (20); a movable pulley moving device (40) to horizontally move the movable pulley fixing plate (30); a first wire (W1) wherein one end thereof is fixed on the first fixing plate (10) and is alternately wound on the plurality of fixed pulleys and movable pulleys, and then the other end thereof is fixed on one side of an upper portion of the door (D); and a second wire (W2) wherein one end thereof is fixed on the second fixing plate (20) and is alternately wound on the plurality of fixed pulleys and movable pulleys, and then the other end thereof is fixed on the other side of an upper portion of the door (D).
Patent KR-20200095286-A (KR)
Inventor: JI HYUN SOOK
IPC: B01F5/02
Filed: 2019-01-31
Abstract: The present invention provides a nanobubble generator capable of not only improving generation efficiency of a nanobubble by efficiently providing collision pressure and shear pressure in a process of moving mixed water in which water and air are mixed, but also particularly realizing an economic profit by being applied to a small-sized nanobubble facility or apparatus through structural simplification and miniaturization. The nanobubble generator comprises: a pipe-shaped nozzle pipe having, on both ends, an inlet for receiving mixed water in which water and air are mixed and an outlet for discharging the mixed water; a plate-shaped base plate bound to an outer circumferential surface where the inlet is arranged in the nozzle pipe, and having an outer diameter and shape in which an outer circumferential surface is aligned and comes into contact with an inner circumferential surface of a transfer space where the mixed water is transferred; a plate-shaped collision plate arranged to have an interval with the outlet of the nozzle pipe in a moving direction of the mixed water in the transfer space, having an outer diameter smaller than an outer diameter of the base plate, having an interval with an inner circumferential surface of the transfer space where the mixed water is transferred, and having an outer diameter and a shape such that the mixed water passes; and a binding means for connecting and coupling the collision plate and the base plate. The nanobubble generator further comprises a branching means arranged at the inlet of the nozzle pipe and configured to branch the mixed water to a plurality of moving paths to move the same to the outlet.
Patent KR-20200097401-A (KR)
Inventor: JEONG SONG YONG
IPC: B21C9/00
Filed: 2019-02-08
Abstract: The present invention relates to a device for extracting metal ions from waste lubricant for wet drawing. A device for extracting metal ions from waste lubricant for wet wire drawing according to the present invention is installed while being connected to a circulation tank of lubricant which is circulated and supplied for wet drawing. The lubricant circulation tank and a connecting unit are connected to a lubricant suction unit and a lubricant discharge unit of an electrolyzer, and the lubricant flows into and out of the electrolyzer. In addition, a bubble device includes a cathode plate and an anode plate formed of insoluble electrode electrolytic copper plates consisting of a cathode and an anode and titanium metal electrodes coated with a catalyst of 20% iridium oxide (IrO_2), 7% titanium dioxide (TiO_2), and 3% vanadium pentoxide (V_2O_5) or less. The bubble device generates a bubble state of lubricant as a means for increasing the adhesion rate of metal ion particles in the electrolyzer on the electrode. The device includes a rectifier for applying a DC current and a variable pulse current to the electrodes.
Patent KR-20200100346-A (KR)
Inventor: KIM GYEONG DO
IPC: A61M5/32
Filed: 2019-02-18
Abstract: The present invention relates to a manufacturing method of a painless injection needle and a painless injection needle thereof and, more specifically, to a method of manufacturing a painless injection needle generally having an outer diameter of 0.2 mm or lower by a progressive stamping die process and a plating process, and a painless injection needle manufactured by the same. The manufacturing method of a painless injection needle comprises: (a) a step in which a front end becomes a sharp plate by first temporarily notching a cutting shape from an edge of a thin plate; (b) a step of forging the plate which has undergone the first temporary notching to reduce the thickness of the plate and increase the strength by work hardening; (c) a step of performing second main notching of cutting a shape of a desired size from an area widened by the forging in step (b); (d) a step of chamfering and rounding a sharp tapered portion of the sharp front end cut by the second main notching in step (c); and (e) a step of forming the chamfered plate into a cylindrical shape.
Patent KR-20200101184-A (KR)
Inventor: LEE HEE SUNG
IPC: G01H17/00
Filed: 2019-02-19
Abstract: The present invention relates to an engine inspection device using vibration and an engine inspection method thereof. More specifically, the engine inspection device comprises: a vibration detection unit attached to a test engine to detect vibration generated by driving of the test engine; a dynamometer unit connected to an output shaft of the test engine and outputting a rotational speed and torque of the test engine according to the driving of the test engine; a dynamometer control unit which supplies power to drive the test engine and transmits rotational speed data of the dynamometer unit to a tester control unit; the tester control unit which receives the rotational speed data of the dynamometer unit from the dynamometer control unit, receives vibration data of the test engine from a data collection unit, and determines whether or not the test engine is abnormal through comparison with vibration data of a normal engine; and an engine information providing unit which provides information on the test engine to the tester control unit so that the tester control unit evaluates the characteristics of the test engine. Therefore, the present invention can determine whether or not the test engine is abnormal only with amplitude generated at a specific frequency.
Patent KR-20200001969-A (KR)
Title: A system for serving phytoncide information
Inventor: KIM JEA CHUL
IPC: G06Q50/26
Filed: 2019-03-08
Abstract: Disclosed is a system for providing phytoncide information, comprising: an environmental element obtaining device for obtaining information of environmental factors required to calculate an amount of phytoncide generated in each area; a phytoncide prediction unit for predicting the amount of phytoncide generated in each area by using a preset phytoncide prediction model based on the information obtained in the environmental element obtaining device; a public data obtaining unit for obtaining public data including geographic information, weather information, and forest information of each area; a phytoncide verification and correction unit for verifying and correcting the amount of phytoncide generated in each area calculated in the phytoncide prediction unit based on the information obtained in the public data obtaining unit and a preset correction factor; and an integrated management server for controlling and managing the environmental element obtaining device, the phytoncide prediction unit, the public data obtaining unit, and the phytoncide verification and correction unit.
Patent KR-20200109042-A (KR)
Title: Lamination apparatus and method for secondary battery
Inventor: LEE SANG MYEON
IPC: B32B38/18
Filed: 2019-03-12
Abstract: The present invention relates to a lamination apparatus for a secondary battery, comprising: an electrode transfer unit for transferring at least one electrode; a separation membrane transfer unit for transferring at least one separation membrane; a matching unit aligning and transferring the electrode and the separation membrane to be alternately disposed from top to bottom; and a position correction unit for correcting a position of the uppermost electrode disposed on the uppermost side of the electrode and the separation membrane matched by the matching unit, and aligning the position of the separation membrane with a set position.
Patent KR-20200109190-A (KR)
Title: Polarizing plate and optical display apparatus comprising the same
Inventor: JUNG RI RA
IPC: G02B5/30
Filed: 2019-03-12
Abstract: Provided is a polarizing plate and an optical display device including the same. The polarizing plate comprises: a polarizer; and a first phase difference layer and a second phase difference layer successively laminated on a lower surface of the polarizer. The first phase difference layer has normal wavelength dispersion properties and has a refractive index relation of equation 5. The second phase difference layer has normal wavelength dispersion properties and has a refractive index relation of equation 8. A slow axis direction of the first phase difference layer is oriented in a direction inclined to a widthwise direction of a laminate of the first phase difference layer and the second phase difference layer, and the polarizer has a degree of polarization of 99% or greater and a single beam transmittance (Ts) of 44% or greater.
Patent KR-20200111033-A (KR)
Inventor: LEE CHANG HYUN
IPC: H04L29/08
Filed: 2019-03-18
Abstract: The present invention relates to an off-chain data storage method and an apparatus thereof. Provided are the off-chain data storage method and the apparatus thereof for supporting capacity scalability and integrity of a data object stored in an off-chain storage. To this end, according to the present invention, the off-chain data storage method comprises the steps of: collecting a plurality of transactions for a plurality of data objects; generating a root transaction based on a Merkle root of a Merkle Tree created based on the collected plurality of transactions; and storing the root transaction in a blockchain storage.
Patent KR-20200111539-A (KR)
Inventor: CHUNG YOUNG BAE
IPC: G01R31/28
Filed: 2019-03-19
Abstract: According to a disclosed embodiment, provided is a lid apparatus for inspecting a device capable of efficiently monitoring a heating level of a device to be inspected. The lid apparatus comprises: a body forming the exterior; a pusher disposed to be movable up and down with respect to the body and configured to press the device to be inspected downward toward a test socket; a temperature sensor disposed on the pusher to sense the temperature; and a display unit disposed on an outer surface of the body and receiving a signal from the temperature sensor to output temperature information.
Patent KR-20190033501-A (KR)
Title: Adhesive composition and adhesive film
Inventor: NAGAKURA TAKESHI
IPC: C09J7/38
Filed: 2019-03-20
Abstract: The present invention provides an adhesive composition capable of forming an adhesive layer having performance of excellent reworkability and high adhesion properties even though an adhesive film using the adhesive composition is a thin film; and the adhesive film using the adhesive composition. The adhesive composition comprises: (1) 100 parts by weight in total of (meth)acrylate monomers comprising at least one selected from a monomer group consisting of alkyl (meth)acrylate monomers containing an alkyl group having 1 to 14 carbon atoms and (meth)acrylate monomers containing an aromatic group wherein 30 or more parts by weight of butyl acrylate and copolymerizable vinyl monomer containing a carboxyl group are not included in (1); (2) an acryl-based polymer which contains 0.1 to 3.5 parts by weight of a hydroxyl group-containing copolymerizable vinyl monomer, has an acid value of 0.1 or less, and is a copolymer having a weight-average molecular weight of 1,000,000 or more with respect to (1); and (3) 0.01 to 0.8 part by weight of an isocyanate compound as a crosslinking agent with respect to (1).
Patent KR-20200112518-A (KR)
Inventor: LEE YOUNG GI
IPC: H04N21/472
Filed: 2019-03-22
Abstract: According to the present embodiment, an apparatus for reproducing a streaming video transmitted from a network includes: a video information obtaining part obtaining information about a video which can be provided by a streaming server connected with the network; a video request part obtaining a zoom magnification for a video being displayed, creating an image quality selection command corresponding to the zoom magnification when the zoom magnification reaches a preset size, and requesting the streaming server for a video having an image quality different from the image quality of the video being displayed in order to respond to the image quality selection command based on the information; a video receiving part receiving the video of the different image quality corresponding to the request from the streaming server; and a video reproduction part reproducing the video of the different image quality by decoding the same. Therefore, the apparatus is capable of providing services and customer experience which are differentiated from existing online broadcasting.
Patent KR-20200116296-A (KR)
Inventor: JEONG YONG HWAN
IPC: F24F11/80
Filed: 2019-04-01
Abstract: The present invention discloses an air cooler. The air cooler constitutes a cooling member for maintaining the temperature of a refrigerant element lower than room temperature, and a sterilizing member. Accordingly, the air cooler maintains the temperature of the refrigerant element that heat-exchanges the outside air lower than the room temperature to maintain the cold air discharge temperature through the air cooler for a long time, suppresses the occurrence of mold due to moisture remaining in an air cooler body, increases the convenience of using the air cooler, and improves the inconvenience caused by frequent replacement and cleaning of the refrigerant element.
Patent KR-20200117126-A (KR)
Inventor: KIM GYU SAM
IPC: H02H9/06
Filed: 2019-04-03
Abstract: Disclosed is an improved discharge device. The present invention can improve the conductivity of a grounding device to improve a discharge effect, a ground area can be expanded through a metal enclosure with a large cross-sectional area, and a fault current and transient current to the ground can be rapidly discharged, In addition, the present invention can improve the durability of the grounding device by sealing a discharge rod and a filler through the metal enclosure, and improve a manufacturing process by improving a coupling structure of the metal enclosure.
Patent KR-20190121244-A (KR)
Title: Method for generating grinding of a gear wheel workpiece and grinding machine having a controller for generating grinding of a gear wheel workpiece
Inventor: VOGEL OLAF
IPC: B23F23/12
Filed: 2019-04-04
Abstract: The present invention relates to a method of generating and grinding a gear wheel workpiece (W1) using a dressable worm grinding wheel. The method includes the following steps of: rotating a worm grinding wheel (2) around a tool rotation shaft (B) during generation-grinding, rotating a gear wheel workpiece (W1) around a workpiece rotation shaft (C), making a relative movement between the worm grinding wheel (2) and the gear wheel workpiece (W1), and also, making a relative shift movement between the worm grinding wheel (2) and the gear wheel workpiece (W1) in parallel with the tool rotation shaft (B) after a dressing procedure on the worm grinding wheel (2) conducted through a rotatable dressing unit (4); and making a relative movement in parallel with an axial direction between the worm grinding wheel (2) and the gear wheel workpiece (W1) in a diagonal direction or in parallel with the workpiece rotation shaft (C). A variable ratio between the shift movement and the relative movement in parallel with an axial direction is specified.
Patent KR-20200121190-A (KR)
Inventor: LEE TAEK SEON
IPC: G01N21/95
Filed: 2019-04-15
Abstract: The present invention may provide an electronic component test handler, which comprises: an insert opening unit configured to open the insert of a test tray; an inverter configured to take over the test tray in which the device is loaded from the insert opening unit and to change a transport direction of the test tray; and a vision inspection unit configured to photograph the test tray located in an inspection area on a path transferred from the inverter to a buffer chamber. According to the present invention, the electronic component test handler can perform vision inspection while maximizing space efficiency.
Patent KR-20200126119-A (KR)
Title: Tunnel type quick refrigerator for quick freezing room of slaughterhouse
Inventor: LEE JAE WON
IPC: A22B5/00
Filed: 2019-04-29
Abstract: The present invention relates to a tunnel type rapid cooling device of a rapid cooling room of a slaughter house, which comprises: a pair of blocking walls formed in a lower portion of a rail on which slaughtered livestock is held, and stood to be spaced in parallel to each other to form a cooling space therebetween; and a cold air supplier formed on a surface of the blocking wall, which faces the cooling space, and injecting cold air into the cooling space. Therefore, the present invention can rapidly and efficiently cool the slaughtered livestock.