baber/WOPTO huggingface dataset:
Patent KR-950003648-B1 (KR)
Title: Fild emission device and manufacturing method thereof
Inventor: LEE CHON-KYU
IPC: H01J17/38
Filed: 1992-11-13
Granted: 1995-04-17
Abstract: The field emission device and its fabrication method are suggested which are able to lower the threhold voltage at the gate electrode. The tip of the field emitter is shaped like a cone in order to inhance the field applied to the tip. The main structure of the device consists of the first insulation layer on the substrate, the cone-type emitter electrode formed over the insulation layer, and the gate electrode self-aligned with the emitter electrode. For the fabrication of the cone-type emitter, the photo-lithography to form the shadow area by the patterned photoresist and the over-etched second insulation layer is required.
Patent KR-0151700-B1 (KR)
Inventor: DENZ HELMUT
IPC: F02D41/06
Filed: 1990-06-20
Granted: 1998-10-01
Abstract: 예정 분사각에 도달할 때의 순차 분사 공정을 수행하기 위한 방법에 있어서, 크랭크축-각 증분 신호가 발생되고 이 증분은 기준 신호에 관하여 계산된다. 상기 증분 신호의 도움으로 증분 값으로서 분사각 설정에 도달되는가가 결정된다. 
     결정되자마자 상기 증분값에 할당된 분사 공정은 분사가 시작 또는 종료가 수행된다. 
     상기 방법을 사용하는 사실에 의하여, 분사 개시각 또는 분사 종료 각이 정확하게 설정되고, 종래보다 정확하게 흡입 공정에 대하여 분사 공정의 각 위치를 설정하고, 큰 신뢰성으로서 여전히 지속하는 이전 흡입 행정 시에 개시되며 또한 중요한 흡입 행정을 지나 지속되는 분사 공정 때문에 과농후 및 희박의 발생을 피할 수 있다.
Patent KR-960015765-B1 (KR)
Inventor: YOSHIDA NORIHIRO
IPC: B41J32/00
Filed: 1993-02-16
Granted: 1996-11-21
Abstract: 내용없음.
Patent KR-100273183-B1 (KR)
IPC: A61B6/03
Filed: 1993-03-18
Granted: 2001-03-02
Abstract: A radiation therapy apparatus includes a compensator having a plurality of leaves to divide the radiation beam into rays each of which may be effectively and individually attenuated over a range of attenuations by controlling the duty cycle of the leaves position between the open and closed states. An apparatus for controlling the compensator accounts for scattering of radiation through the deconvolution of a terma map and calculates a sinogram for controlling the compensator at a variety of angles about a patient using iterated forward and back projections efficiently calculated in frequency space. <IMAGE>
Patent KR-970004853-B1 (KR)
Inventor: SAKAMOTO YUJI
IPC: H01L33/00
Filed: 1993-04-16
Granted: 1997-04-04
Abstract: 내용 없음.
Patent KR-100262423-B1 (KR)
Inventor: PETER GIBSY
IPC: B21D5/08
Filed: 1993-05-03
Granted: 2000-08-01
Abstract: 용접 위치(14, 15, 16)에서 용접될 캔 본체 (11)는 캔 본체가 성형될 때까지 직선 이송 경로를 따라 구역 구역을 지나는 동안 평평한 금속 박판(2, 3, 4)을 점진적으로 구부려서 성형된다. 동시에 이러한 직선 이송 경로는 용접 위치로 이어진다. 이러한 방식으로 캔 본체를 신속하게 생산하고 용접할 수 있다.
Patent KR-970005298-B1 (KR)
Title: Quinoline derivatives and the process for preparing them
Inventor: KIM WAN-JOO
IPC: C07D215/22
Filed: 1993-06-01
Granted: 1997-04-15
Abstract: Novel quinoline derivatives(I) exhibiting superior antimicrobial activity and pharmaceutically acceptable salts thereof are prepared. The carboxyl group of the quinoline compound is activated by carboxylic acid-active reagent and reacted with compound having activated methylene group and alkali or alkali earth metals to give the title compound.  In formula I, R1 is C1-3 lower alkyl, halogen-substituted lower alkyl, phenyl or halogen-substituted phenyl; R2 is H, lower alkyl or amino; R3 is halogen or (substituted) heterocyclic compound; X is N or C-R4(where, R4 is H, halogen, lower alkyl, or lower alkoxy); Y and Z are H, ester, cyano, nitro, acyl, (substituted) amido, lower alkylsulfoxy, or lower alkylsulfone group.
Patent KR-100297307-B1 (KR)
IPC: C09D5/03
Filed: 1993-08-23
Granted: 2001-11-22
Abstract: Binders for powder coatings, which comprise A) a solid, unsaturated polyester and B) a polyurethane which contains (meth)acryloyl groups. These polyester-containing mixtures are distinguished by an improved blocking stability with respect to the polyurethane alone.
Patent KR-100271337-B1 (KR)
Inventor: UMEMURA SINICHI
IPC: A23G9/00
Filed: 1993-08-26
Granted: 2000-12-01
Abstract: 감미제를 함유하는 원료용액이 실질적으로 수직으로 제공된 냉각판의 표면의 상부로부터 표면을 따라 아래로 흐르도록하여, 이로써 상기 원료용액이 상기 냉각판의 표면에서 동결 부착을 일으켜 빙판을 형성하도록 하는 단계; 
     빙판을 최대 약20mm의 직경을 갖는 얼음조각들로 파괴하는 단계;그리고 
     용기에 상기 얼음조각들을 충전하는 단계들로 이루어지는 빙과의 제조법. 
     원료용액은 용액이 하단부에 이르기 전에 용액의 적어도 30%가 냉각판에 동결 고착하도록 하는 양으로 흘러내리도록 조절되며, 빙판이 낙하 시험법으로 측정한바 1000mm 이하의 파쇄저항을 갖도록 조절된 농도를 갖는다.
Patent KR-960005466-B1 (KR)
Title: Heat treatment of aromatic polyamide fiber
Inventor: CHOE WON-JOON
IPC: D02G1/00
Filed: 1993-09-01
Granted: 1996-04-25
Abstract: The fiber is prepared by contacting with a solvent such as methanol, acetone or N,N-dimethylformamide having a lower specific heat capacity than that of water. The contact is conducted by dipping or spraying. After contacting, the fiber is thermally treated at 250-650deg.C for 0.2-6sec. under a tension of 5-80% of fracture strength to increase elastic modulus without decreasing the fiber strength.
Patent KR-970011491-B1 (KR)
Title: Degassing of magnetron tube
Inventor: KIM DONG-KOOK
IPC: H01J9/38
Filed: 1993-09-17
Granted: 1997-07-11
Abstract: The vacuum exhausting device comprises a vacuum exhauster's head(1) connected to a vacuum pump, for exhausting air by force, a cap(2) formed in a screw structure so as to be screw-combined with a screw provided on a side face of the head(1), an interlocking part(3) inserted into an interior space of the head(1) and interlocked upwards and downwards according to a movement of the cap(2), a rubber ring(4,6) transformed by a suppression of the interlocking part(3) to keep a sealing state, an intermediate(5) also interlocked according to a movement of the interlocker(3), an inflow path(7) formed in the inside of the head(1), for leading in cooling water, an outflow path(8) for discharging the in-flown cooling water, and an insertion hole(9) into which a magnetron pipe(10) is inserted, wherein the magnetron pipe(10) is formed in the inside of the head(1), the cap(2) and the interlocker(3).
Patent KR-0166003-B1 (KR)
Inventor: KIM KEUN-YONG
IPC: G02F1/13
Filed: 1993-09-28
Granted: 1999-03-20
Abstract: 본 발명은 평판표시장치의 패널과 기판간을 접속하는 신규한 접속구조를 개시한다. 
     패널에는 화소구동을 위해 다수의 전극들이 인출되어 전극패드를 구성하는데 이들을 기판에 접속시키기 위해 커넥터가 사용된다. 그런데 전극의 수가 늘어 피치가 감소되면 전극간에 간섭과 구동노이즈가 발생되어 패널의 고밀도화에 장애가 되었다. 
     본 발명에서는 절연막이 전극들의 노출되는 접속위치가 서로 다르도록 적층됨으로써 인접전극들을 서로 전기적으로 분리함으로써 패널의 고밀도화 및 신뢰성 향상을 달성하였다.
Patent KR-960012439-B1 (KR)
Title: Method for manufacturing thermoplastic composite resin
Inventor: LIM DAE-WOO
IPC: B32B37/00
Filed: 1993-12-10
Granted: 1996-09-20
Abstract: laminating a non-oriented glass fibrous mat experiencing needle punching on a base layer of a polypropylene film; forming a complex layer which comprises a plurality of yarns unidirectionally oriented on the both sides of a polypropylene film on the non-oriented glass fibrous mat atop the base layer; overlying a needled, non-oriented glass fibrous mat on the complex layer of the unidirectionally oriented glass fibrous yarn/polypropylene film/unidirectionally oriented glass fibrous yarn; covering a top layer of a polypropylene film over the needled, non-oriented glass fibrous mat, to form a laminate; and pressing the laminate at high temperatures under high pressures. By virtue of employing the unidirectionally oriented glass fibrous yarns which can be impregnated into the polypropylene resin, the prepreg of thermoplastic composite resin is excellent in mechanical strength, thermal resistance and fluidity. Thermoplastic composite material containing unidirectionally oriented glass fibers with no damage can be used as materials that require high strength, such as construction materials, machine elements and etc. This composite material is also used as articles requiring compress molding, such as auto-mobile parts, especially bumper beam.
Patent KR-0150414-B1 (KR)
Inventor: KANG HEUNG-SUB
IPC: C03C27/12
Filed: 1993-12-24
Granted: 1998-10-15
Abstract: 개시된 복층유리제조용 실란트 공급장치는 실란트 공급장치 내의 각 부분이 실란트의 용융점 이상의 온도로 항상 유지되도록 함으로써 실란트의 경화를 방지하며 안정적인 접착물성이 유지되도록 하는 것이다. 
     본 발명에 따른 복층유리제조용 실란트 공급장치는 프레임상에 탑재된 캐비넷내에 단열재로 둘러싸여 설치되어 고체상태의 실란트를 저장하고 저장된 고체 상태의 실란트를 용융점 온도 이상으로 가열하여 액상의 실란트로 배출시키는 실란트 탱크와, 실란트 탱크로부터 배출되는 액상 실란트를 펌프에 설치된 히터를 통해 용융점 온도 이상이 유지되도록 가열시키면서 모터에 의해 구동되는 펌프를 통하여 가압하여 배출시키는 가압수단과, 가압수단에 연결되어 가압수단을 통해 가압된 액상의 실란트를 일체로 내장된 히터를 통해 용융점 온도 이상으로 유지되게 가열시키면서 액상의 실란트를 이송시키는 호스와, 호스의 단부에 설치되어 호스를 통해 가압 송출된 액상의 실란트를 용융점 온도 이상으로 유지되게 가열시키면서 사용자의 선택에 의해 원하는 목표에 액상 실란트를 주사시키는 실란트 주사 건과, 실란트 탱크,가압수단의 펌프, 호스 및 주사 건의 온도를 검출하여 액상의 실란트가 항상 용융점 온도 이상으로 유지되도록 각부에 설치된 히터를 자동제어함과 아울러 각부의 온도를 표시하며, 각부의 온도 및 주사 건의 동작에 따라 가압수단의 구동을 제어하는 제어수단으로 구성된다. 
     따라서, 본 발명은 충진된 액상의 실란트가 신속한 시간(약 2분)안에 경화될 수 있도록 함으로써 고른 충진을 할 수 있고, 이로 인해 제품의 불량율을 현저히 감소시킬 수 있음은 물론 작업온도 이상이 되기 전까지는 주사 건이 작동되지 않으므로 제품의 신뢰성과 편리함을 제공하는 효과를 제공한다.
Patent KR-970003796-B1 (KR)
Title: Digital source image-signal change device using the number of pixel and line
Inventor: LEE JIN-HWAN
IPC: H04N7/015
Filed: 1993-12-27
Granted: 1997-03-21
Abstract: The digital component video signal converter comprises: a first multiplexor(4) for selecting one of two CCIR 601 channel signals(Y,C); a first initial pulse generating circuit(9) for generating a pixel counter enable signal; a pixel counter(15) for outputting a pixel address; a pixel decoder(17) for decoding the pixel address to output even and odd words in a vertical blacking interval, a reset signal of the pixel counter(15), and a decoding output signal; a second initial pulse generating circuit(12); a line decoder(24); a main decoder(27); and a second multiplexor(31) for outputting a CCIR 656 signal in accordance with a multiplexing control signal.
Patent KR-970009241-B1 (KR)
Title: Process for producing impact modifier
Inventor: SHIN UN-KON
IPC: C08F279/02
Filed: 1993-12-30
Granted: 1997-06-09
Abstract: Thermoplastic impact reinforcement is produced which added by continuous modulating polymerization free-emulsion made by agitating ion-exchange water, emulsifier, dienic monomer, C1-C18 mercaptan, arylmetacrylate pH modulator in external tank and reductant such as initiation agent and absolute crystal glucose when internal temperature of reactor is 60-70 deg. C introducing to reactor and mixing two rubber latex after making particle diameter of rubber latex is 0.2-0.2 Pm and 0.25-0.4 Pm by polymerizing introducing polymer modulator and initiation agent when internal temperature come to 50-60 deg. C inputing ion-exchange water, emulsifier, monomer.
Patent KR-960015292-B1 (KR)
Inventor: MATSUMOTO HIROYUKI
IPC: B29C49/58
Filed: 1992-12-24
Granted: 1996-11-07
Abstract: 내용없음.
Patent KR-100188422-B1 (KR)
Title: Method of upgrading residua
Inventor: DE LA FUENTE EMILIANO
IPC: C10G65/00
Filed: 1992-03-13
Granted: 1999-06-01
Abstract: Residua comprises upgraded by first partitioning a hydrocracked residua into a vapor fraction and a liquid fraction. The vapor fraction is hydrotreated forming a first hydrotreated product. The liquid fraction is partitioned into a residua fraction and a light liquid fraction. The light liquid fraction can be hydrotreated or hydrocracked to form a hydroprocessed product. The hydrotreated product and the hydroprocessed product are then combined forming a substantially upgraded synthetic crude product refinable as a routine crude in a refinery into products that meet stringent specifications. In particular, residua can be upgraded to make a quality jet fuel fraction and a naphtha fraction containing less than 1 ppmw sulfur and nitrogen.
Patent RO-118623-B1 (RO)
Title: Process for producing raw-dry salamis
Inventor: DRAGOMIR MIHAI
IPC: A23L13/60
Filed: 2001-02-08
Abstract: The present invention relates to a process for producing raw-dry salamis meant for alimentary consumption, having a high protein content, meeting the modern food requirements of the people of all ages.The process is based on using the meat of any swine breed, as well as the meat of the animals represented by bulls or sheep, tough bacon, dosed in a certain order and proportion, in conditions of managed and controlled parameters, in conditions of air-conditioned environment, curing adjuvant and a salting-spicing mixture specific to the obtained product type.The filling is performed in membranes of various diameters, to form bars which are subjected to an alternative process of airing-smoking at cold, curing-drying and storing having as advantages the obtaining of some tough consistence elastic products with pleasant smell and taste, specific to the dried and cured meat, and a long period of validity, without necessitating hard storing conditions.
Patent RO-120499-B1 (RO)
Title: Mechanical drill
Inventor: LUPSAC DANIEL MARIAN DAVID
IPC: F16D3/00
Filed: 2001-05-21
Abstract: The invention relates to a mechanical drill designed for working of mines. According to the invention, the mechanical drill ensures the advance of the drill into the rock wall by the fact that at one end, the rotation axle (2) of the motor is mounted in connection with another mobile axle (5) and engages with it thereby achieving the rotational movement and the advance of the drill (6) proper in an advance cylindrical member (3) which is firmly mounted on a foundation through some supports (4). The advancing member (3) is provided with an inner thread (10), for screwing the mobile axle (5) therein said axle being also provided with an external thread (9), while the rotation axle (2) is provided with some outer ribs (7) conjugated with other inner ribs (8) of the mobile axle (5).
Patent RO-121497-B1 (RO)
Title: Information system and method for the acquisition, analysis and authentication of holograph signature
Inventor: MOISE GABRIEL ALEXANDRU
IPC: G06V40/30
Filed: 2005-02-09
Abstract: The invention relates to a system and method for the acquisition, analysis and authentication of holograph signature. The system comprises three levels. The level (N1) contains 1 ... n pen-subsystem (S1) provided with USB connection cables (8) for obtaining the kinetic impression and the context information of the signature. The kinetic-informatic assembly, placed in the pen ensures the acquisition, the digital conversion and the encoding of the kinetic and context information. The level (N2) comprises 1...n computers, which sequentially or parallely allocate, the hardware resouces for the administration, checking and authentification of acquired information and interfacing with the user. The leevl (N3) is represented by a server connected to the network with all N2 level subsystem. According to the invention, the method consists in the acquisition of the signature, in the digital conversion thereof in the temporary storage of the signature, in the recognition of the signature by its conversion and comparison with the specimen signature from the data basis and interpretation of the results.
Patent RO-121729-B1 (RO)
Title: Tool for the precise grinding of crown gears
Inventor: CSIBI VENCEL
IPC: B24B1/00
Filed: 2005-09-06
Abstract: The invention relates to a tool for the precise grinding of carburized and hardened crown gears. According to the invention, the tool has an abrading worm (9) with the rotation axis inclined under an oblique angle as against the rotation axis of a cutting wheel (1), the abrading worm (9) being provided with some spiral abrading turns (10) made of steel and coated with cubic boron nitride, the profile of the spiral abrading turns (10) being identical with the profiles of the cutting wheel (1) which generate some teeth (2) and some gaps (3) between teeth (2), respectively, of a crown gear (4) made of low or medium carbon steel.
Patent RS-54347-B1 (RS)
Inventor: JACQUEMONT JACKY
IPC: F41H7/02
Filed: 2012-06-21
Abstract: Oklopno vozilo (1) koje obuhvata oklop karoserije (2) koji formira unutrašnjost kabine koja je zatvorena sa zadnje strane zakretne ploče (3) obuhvata vrata koja su šarkama pričvršćena za oklop karoserije (2) na obrtnoj osovini (4, 13) i formira, u otvorenom položaju, rampu za pristup unutrašnjosti kabine, oklopno vozilo naznačeno time da oklop karoserije (2) obuhvata donju ploču (10) koja obuhvata deo (10b) koji je postepeno zakošen prema zadnjoj strani oklopa karoserije (2), obrtnu osovina (4, 13) vrata (3) je raspoređena ispod pomenute donje ploče (10) i sredstva (15) za rukovanje vratima (3) bočno postavljenim u kućište iznad donje ploče (10), oklop karoserije još obuhvata bočne zidove (9) na koje se oslanja donja ploča (10) na balistički način, i u tim vratima (3), u otvorenom položaju sa vozilom na ravnom horizontalnom tlu, ima prvi kraj odvojen od tla pomoću prvog praga (S1) i drugi kraj odvojen od donje ploče (10) putem drugog praga (S2).Prijava sadrži još 2 patentna zahteva.
Patent SA-112330209-B1 (SA)
Inventor: BLOCH KLAUS
Filed: 2012-01-23
Abstract: يتعلق الاختراع الحالي بقماش لأغراض التظليل fabric for shading purposes ، يتكون من غزل السُداة واللُحمة warp and weft yarns على التعاقب من خيوط سُداة ولحمة من بلاستيك الفلوروبوليمر fluoropolymer plastics يتم لفها بشكل فردي في اتجاه أول للدوران وعلى الأقل خيوط اللُحمة warp and weft yarns العديدة على الأقل التي تتكون من العديد من خيوط اللُحمة warp and weft yarns والتي يتم لفها في اتجاه أول للدوران والتي تكون مجدولة twined مع بعضها في اتجاه عكس اتجاه الدوران الأول وبالتالي يكون غزل السُداة واللُحمة warp and weft yarns الذي يتم تكوينه ملفوفا في شكل عرضي منتظم مفضل بدرجة الميل من 8 إلى 14 لتكوين القماش.
Patent SA-516380248-B1 (SA)
Title: Water-absorbing polymer particles
Inventor: BRAUN MARKUS ALBERT
Filed: 2016-11-07
Abstract: Water-absorbing polymer particles are formed from crosslinked polymer chains com-prising predominantly polymerized units of at least partly neutralized acrylic acid. They have a) a proportion of particles having a particle size of 150 to 300 µm of at least 20% by weight, b) a free swell rate of the entirety of the polymer particles FSRoverall of at least 0.25 g/g·s, c) a difference ΔFSR of at least 0.15, d) a centrifuge retention capacity CRC of at least 25.0 g/g, and e) a permeability of the swollen gel bed SFC of at least 90 × 10-7 cm³·s/g. ΔFSR is defined as = in which FSR150-300 µm represents the free swell rate of the polymer particles having a particle size of 150 to 300 µm. The absorption capacity of the entirety of the polymer particles is substantially utilized even in the case of segregation of particles of different size.
Patent SA-517381995-B1 (SA)
Title: Plug tracking using piezo electric pulse signaling
Inventor: TODD A STAIR
Filed: 2017-07-26
Abstract: A system for tracking an object in oil and gas wellbore operations wherein a releasable object carrying a first signal system is released into tube system associated with a wellbore. The first signal system communicates with one or more second signal systems positioned along the travel path of the object; along the surface of the formation; and/or throughout the wellbore. First signal system and the second signal system may communicate by RF signals. First signal system and any second signal systems positioned on the surface communicate by through-the-earth or very low frequency signals. A global positioning system may be utilized in conjunction with any second signal systems on the surface to identify the absolute location of the object in the underground wellbore. The first signal system carried by the object may be a piezoelectric system disposed to transmit a signal when the object experiences a predetermined pressure. FIG.1
Patent SA-518391778-B1 (SA)
Title: Human Immunodeficiency Virus Neutralizing Antibodies
Inventor: PACE CRAIG S
Filed: 2018-06-11
Abstract: The present invention provides novel anti-HIV antibodies with improved therapeutic properties, related pharmaceutical compositions, and methods of use thereof.
Patent SA-518392127-B1 (SA)
Title: جهاز دُش مع عنصر وظيفي قابل التعديل
Inventor: CHRISTIAN LÖSCH
Filed: 2018-07-31
Abstract: يتعلق الاختراع بجهاز دُش shower device يحتوي على عنصر وظيفي functional element ، وبالتحديد رأس دُش shower head ، حيث يتم توصيل العنصر الوظيفي بعنصر حفظ holding element أول يتم تجهيزه على جانب أول للوح ويتم حفظه هناك مغناطيسياً magnetically ، وحيث يتم تجهيز عنصر حفظ ثاني على الجانب الخلفي للوح، وأن يتم تهيئة القوة المغناطيسية magnetic force المطلوبة لحفظ العنصر الوظيفي بين عنصر الحفظ الأول وعنصر الحفظ الثاني، وحيث يتم توصيل عنصر الحفظ الثاني بآلية ضبط ويتم تركيبه بشكل قابل للإزاحة عن طريق آلية الضبط adjusting mechanism ، وحيث تكون آلية الضبط قابلة للضبط عن طريق وحدة تحكم، لكي يكون موضع العنصر الوظيفي قابلاً للتغيير رأسياً و/أو أفقياً من خلال الضبط المناظر لعنصر الحفظ holding element الثاني.
Patent SA-519400804-B1 (SA)
Title: Method and System for Detection of Objects in A Well Reflecting Hydraulic Signal
Inventor: ARTEM VALERYEVICH KABANNIK
Filed: 2019-01-01
Abstract: The proposed method relates to hydrocarbon production, particularly to the monitoring of well operations by way of data analysis based on the cepstral analysis of the well pressure data recorded at the wellhead. The method assumes the detection of a hydraulic signal-reflecting object in the well, wherein: a fluid-filled well is provided with fluid enabling propagation of a hydraulic signal; a hydraulic signal source (106) is provided, said source being in fluid communication with the well (100) and designed to generate a hydraulic signal; a pressure sensor (107) is provided, said pressure sensor records the hydraulic signal and being in fluid communication with the well and at least one hydraulic signal source (106). The hydraulic signal is recorded with the pressure sensor during well operations, and a pressure cepstrogram is obtained and an intense signal is found on the pressure cepstrogram. Then the position of object reflecting the hydraulic signal is detected in the well. A syste
Patent SA-519402492-B1 (SA)
Title: Associative Polymer Fluid with Clay Nanoparticles for Proppant Suspension
Inventor: SINGH DIPTI
Filed: 2019-08-21
Abstract: Provided herein are methods systems and compositions of a fracturing fluid comprising an associative polymer and clay nanoparticles. A method may comprise: providing a fracturing fluid comprising: a carrier fluid; an associative polymer; and clay nanoparticles; and injecting the fracturing fluid into a subterranean formation at or above a fracture gradient.
Patent SA-522431783-B1 (SA)
Title: Linear electric actuator
Inventor: DIESEN FREDRIK
Filed: 2022-02-27
Abstract: An actuator includes housing having a reciprocation axis, drive gear configured to couple to the motor, and electromagnetic clutch configured to couple to the motor and coupled to the drive gear. The clutch engages first and second clutch plates responsive to being powered and disengages the clutch plates responsive to not being powered. Actuator includes a ball screw including a nut and a threaded shaft. The nut is coupled to the drive gear and rotation of the drive gear induces rotation of the nut about the reciprocation axis. Rotation of the nut induces motion of the threaded shaft along the reciprocation axis. Actuator includes a fluid damper having a piston coupled to the threaded shaft and disposed within a chamber containing a fluid. Piston includes a port that couples a first chamber portion to a second chamber portion. A brake assembly limits rotation of the nut responsive to the assembly being engaged.
Patent AU-2014277795-B1 (AU)
Title: Improved Roller Shutter
Inventor: CRUTCHER JONATHAN
IPC: E06B9/02
Filed: 2014-12-18
Abstract: A roller shutter for securing a window or access opening of a building; the roller shutter operable between a first fully open position, a second fully closed position and a third position in which opening sections at least a proportion of the blade elements comprising the roller shutter are rotated into at least a partially open position.