baber/WOPTO huggingface dataset:
Patent KR-970000748-B1 (KR)
Title: Variable timing type valve driving apparatus for internal combustion engine
Inventor: CHOE SUNG-HO
IPC: F01L1/34
Filed: 1992-08-24
Granted: 1997-01-18
Abstract: The valve driving device having variable timing construction in an internal combustion engine wherein a lever(4), which is varied from a predetermined position on the one side thereof by means of a cam on the top side of a rocker arm(8) for opening/closing an air inlet or outlet valve, applies a predetermined load thus to vary an opening/closing timing of the air inlet or outlet valve in accordance with an operation state of the engine, including: the lever(4) arranged on the upper side of the rocker arm(8) and for forming a fork(4c) which is insertively connected with an eccentric cam(16a) in the inner side thereof; and a ring(22) shakably connected on the one side end of the rocker arm(8) and having an inner peripheral surface contacted and engaged with the outer peripheral surface of a valve cam(20), whereby  it can reduce the noise generated upon the operation of the lever(4) and the rocker arm(8).
Patent KR-950003650-B1 (KR)
Title: Electrode structure of fluorescent display tube
Inventor: LEE WANG-KON
IPC: H01J31/15
Filed: 1992-11-10
Granted: 1995-04-17
Abstract: The invention relates to fluorescent display tube which is able to improve conductivity, to prevent the crack of glass substrate, short and disconnection by forming insulation layer and metal parts on the same level, and forming wiring layer and insulation layer which are electrically separated. The electrode structure of VFD comprises of insulation layer (6) which is separated from wiring layer (4) on the glass substrate (1), conductive layer (5) which is formed on a level lower than that of insulation layer, and metal parts (3) on the same level as that of insulation layer.
Patent KR-960016176-B1 (KR)
Inventor: ZAROWIN CHARLES B
IPC: G01B11/06
Filed: 1992-12-12
Granted: 1996-12-04
Abstract: 내용 없음
Patent KR-960012066-B1 (KR)
Inventor: GOLDBERG ALLEN R
IPC: C07K14/005
Filed: 1990-09-25
Granted: 1996-09-12
Abstract: 내용없음
Patent KR-960014106-B1 (KR)
Title: Process for coating electrically conductive substrates aqueous enamel and crosslinking agent containing blocked nco groups
Inventor: OTT GUNTHER
IPC: C08L71/02
Filed: 1991-05-31
Granted: 1996-10-14
Abstract: Polymeric reaction products obtainable by reacting     I) prepolymers obtainable from   A) polyoxyalkylenes having a mean molecular weight Mn of 140 to 10,000 and containing on average from 1.5 to 3.0     a1) primary and/or secondary amino groups or   a2) epoxide groups  per molecule, and B) polymers based on conjugated dienes having a mean molecular weight Mn of from 250 to 50,000, which contain on average from 1.5 to 3.0     b1) primary and/or secondary amino groups or   b2) epoxide groups per molecule, where in each case components (a1) and (b2) or (a2) and (b1) are reacted with one another in such a way that from at least 1 to 3 amino equivalents of components (a1) or (b1) are present per epoxide equivalent of component (a2) or (b2),  with   II) at least one compound which forms free radicals. r
Patent KR-100255402-B1 (KR)
Inventor: KADOMURA SHINGO
IPC: H01L21/302
Filed: 1993-02-12
Granted: 2000-06-01
Abstract: CFC(클로로플루오로카본)가스를 사용하지 않고, W-폴리사이드막의 1단계 이방성에칭을 행한다. 
     S 2 Cl 2 , S 2 Br 2 등의 할로겐화황을 에칭가스로서 사용하여, W-폴리사이드막(5)을 에칭한다. 할로겐화황에서 생성되는 S는 측벽보호막(7)의 형성에, Cl * , Br * 은 에칭종(種)으로 각각 기여한다. 상층측의 WSi x 층(4)의 에칭시에 생성되는 WCl x 나 WBr x 는 상온상압하에서 는 비점이 높으나, 가압가열하에서는 탈리(脫離)에 필요한 증기압을 얻는다. 따라서, S가 승화하지 않을 정도로 웨이퍼를 가열하면 에칭은 충분히 진행한다. 플라즈마내에 F * 가 생성되지 않으므로, 다결정 실리콘층(3)에 언더컷이 발생하지 않고, 또 C도 존재하지 않으므로, 파티클오염이나 게이트산화막(2)에 대한 선택성 저하를 방비할 수 있다.
Patent KR-960010543-B1 (KR)
Inventor: SAKAI SHINJIRO
IPC: A61F5/08
Filed: 1993-03-08
Granted: 1996-08-02
Abstract: 내용 없음.
Patent KR-960011260-B1 (KR)
Title: Wafer temperature measurement method and apparatus thereof
Inventor: KIM YONG-KIL
IPC: H01L21/66
Filed: 1993-06-01
Granted: 1996-08-21
Abstract: The apparatus comprises of the first measuring means with a non-contact thermometer which faces the front of a wafer and the second measuring means with another non-contact thermometer which is rotated at certain radius and conveyed left, right, up and down by a conveying means installed above a wafer. Temperature measuring using the device consists of 3 steps. The first step is to set up a thermometers above a wafer which measures temperature by transforming radiative energy to electric signal above a wafer, the second step is to measure local temperatures of a wafer rotating the thermometer within an area at certain radius, and the third step is to measure local temperatures of a wafer rotating or moving left, right, up and down.
Patent KR-0125746-B1 (KR)
Title: Heater controll apparatus of airconditioner and method therefor
Inventor: LEE JAE-SIL
IPC: F24F11/00
Filed: 1993-06-28
Granted: 1998-04-01
Abstract: The heater controlling apparatus includes a rectification means for rectifying corresponding AC input voltage output from an AC power input means into a predetermined DC voltage, a temperature detection means for detecting temperature of pipe at an inlet side of a compressor by receiving a predetermined DC voltage signal output from the rectification means, a microcomputer for receiving temperature detection signal outputted from the temperature detection means and outputting a synchro control signal for controlling an overall operation of the air conditioner, and a heater driving means for receiving the synchro control signal from the microcomputer and simultaneously a predetermined DC voltage signal outputted from the rectification means and outputting a heater driving signal for driving the heater to the heater. Thus, the efficiency of the heater controlling apparatus improved.
Patent KR-960001779-B1 (KR)
Title: Dual port ram capable of input/output simultaneously on dual
Inventor: KANG SE-JIN
IPC: G11C7/00
Filed: 1993-06-30
Granted: 1996-02-05
Abstract: a the latch unit operated by control signal, a first output buffer operated by a first read enable signal which is inputted from an input/output port of the first system, and which is connected to output of the latch unit; a second output buffer is connected to output of the latch unit and activated by the second read enable signal inputted from input/output port of second system; and the logic method which generates control signal with combination of the first and second write selecting signal. The output of the first output buffer is determined by the first read enable signal and the output of the second output buffer is determined by the second read enable signal
Patent KR-960008648-B1 (KR)
Title: Preparation of tetraketone derivatives
Inventor: JI KI-HWAN
IPC: C07C49/76
Filed: 1993-07-09
Granted: 1996-06-28
Abstract: The tetraketone derivatives(II) is made by using dimethylsulfoxide as an oxidant under metal catalyst such as palladium chloride, palladium acetate or metal palledium. The optimum reaction temperature is 120-150 deg.C. The tetrakenone can be obtained in high yield by this new method, which uses much simpler reaction equipment than established method and is much more economical.
Patent KR-100240302-B1 (KR)
Inventor: TAKEHIKO HOSHI
IPC: G06Q50/00
Filed: 1993-07-15
Granted: 2000-01-15
Abstract: 작업 실적 관리장치는 이용자 입출력장치에서 입력된 잔디에 관련되는 작업 실적 및 관찰기록을 작업ㆍ관찰 파일에 축적하여 관리하고, 기상관측관리 장치는 국지 기상 관측기기로 계측된 기상 데이터를 기상 데이터 파일에 축적하여 관리한다. 잔디 병충해 예측 진단장치는 데이터 베이스부, 예측룰 및 진단 룰을 유지하는 룰 베이스부 추론제어부 등을 구비하고, 잔디의 병충해의 예측과 진단을 실행하여 이용자를 지원한다. 데이터 참조장치는 예측, 진단작업 중에 이용자입출력 장치에서의 참조조작에 응답하여, 표시중의 질문화면에 작업, 관찰파일 및 기상 데이터파일의 내용을 표시한다. 상기 구성을 갖는 잔디 유지관리장치에 있어서는 지식 및 경험이 부족한 자라도 잔디의 병충해의 예측과 진단을 간단하게 할 수 있고, 또 동일장치에서 작업실적, 관찰기록 등을 관리할 수 있고 또한 이들을 참조하여 예측 진단시에 있어서의 장치로부터의 질문에 답할 수 있으므로 이용자는 정확한 회답을 입력할 수 있다.
Patent KR-0158130-B1 (KR)
Inventor: MANG JIN-HAK
IPC: F01L13/00
Filed: 1993-08-16
Granted: 1998-12-15
Abstract: 기관의 회전수와 부하에 따라 흡, 배기 밸브의 개폐 타이밍을 가변시켜 기관의 출력 성능을 향상시킴과 아울러 배기 가스의 유해 성분을 저감시킬 수 있도록 함으로써, 연비를 개선함과 아울러 대기 오염을 줄여 배기 가스의 강화규정을 만족시킬 수 있는 내연기관의 흡, 배기 밸브 구동 시스템을 제공하는 데 그 목적이 있다.  이에 따라 흡, 배기 포트에 설치되어 직선 안내됨과 아울러 스템 엔드부에 나사부가 형성되고, 그 끝단부에 감지부재가 마련된 흡, 배기 밸브와; 상기한 흡, 배기 밸브의 스템 엔드부 선단에 제공된 감지부재에 의해 승강 위치를 감지하여 출력신호를 출력하는 감지센서와; 상기한 흡, 배기 밸브의 나사부에 치합된 피니언과; 상기한 피니언과 치합되는 직선 이송부재를 포함하는 액츄에이터와; 상기한 엑츄에이터를 작동시키도록 공급튜브와 배출튜브에 솔레노이드 밸브가 각각 제공된 구동부와; 상기한 솔레노이드 밸브를 기관의 회전수 및 부하의 조건에 따라 선택적으로 제어하는 ECU를 포함하여 이루어진 구성에 특징이 있다.
Patent KR-960006416-B1 (KR)
Title: Control method of water supply system
Inventor: LEE DONG-JIN
IPC: D06F39/06
Filed: 1993-08-27
Granted: 1996-05-15
Abstract: Water supply system of the washing machine with a water purifier is composed of a water quality sensor(10) attached to the water inlet tube, four solenoid valves(2-5) controlled selectively on sensing of the water sensor, a water inlet hose(8) delivering water into the tub through the water purifier(1) or the backwash water hose(7). The control method of water supply system includes, a) sensing the turbidity of incoming water while draining the water for a predetermined time, b) supplying water into the tub to the predetermined water level through the backwash hose if the turbidity was over a set level, c) supplying water through the water purifier if the turbidity was below the set level.
Patent KR-100231308-B1 (KR)
Title: Shampoo compositions with silicone and cationic organic polymeric conditioning agents
Inventor: WELLS ROBERT LEE
IPC: A61K8/46
Filed: 1991-11-29
Granted: 1999-11-15
Abstract: Disclosed are hair conditioning shampoo compositions comprising A liquid hair conditioning shampoo composition comprising: (a) from about 5% to about 50%, by weight, of an anionic surfactant component; (b) from about 0.1% to about 10%, by weight, of a dispersed, insoluble, nonvolatile, nonionic silicone hair conditioning agent; (c) from about 0.05% to about 10%, by weight, of soluble, organic, polymeric cationic hair conditioning agent, said polymeric, cationic hair conditioning agent consisting essentially of one or more cationic, hair conditioning polymers, said cationic hair conditioning polymers having quaternary ammonium or cationic amino moieties, or a mixture thereof, an open chain backbone, and a charge density of about +3.0 meq/gram or less; and The shampoo compositions hereof can provide excellent overall hair conditioning benefits, in conjunction with excellent cleaning performance, to a variety of hair types including treated hair such as permed and color-treated hair, as well as undamaged hair.
Patent KR-100188604-B1 (KR)
Inventor: KOBLITZ RUDOLF
IPC: H03J7/02
Filed: 1992-01-18
Granted: 1999-06-01
Abstract: 본 발명은 자동 및 고정밀 주파수 미세조정을 위한 방법 및 회로에 관한 것이다. 
     공지된 아나로그 자동 주파수 미세조정 시스템은 정확하지 않으며, 그리고 예를 들면 필수공진회로 때문에 완전하게 집적될 수 없다. 공지된 디지탈 자동 주파수 미세조정 시스템은 아주 정확할 수 있지만, 그러나 모드적으로 큰 칩 영역과 증가된 전력 소모를 필요로 한다. 
     예를 들면 어떤 TV 채널에 대한 고정밀 주파수 미세조정의 목적을 위해, 그 주파수가 평형될 수 있는 예를 들면 FM복조기 같은 아나로그 회로가 제어 전류에 의해 집적회로에서 평형된다. 조절루프에서 발생된 제어전류는 적당한 정확성을 가진 기준 주파수에 따르며 그리고 칩상에 집적된 기준 캐패시턴스에 따른다. 주파수를 선택한 후에, 아나로그 회로는 교정되는 주파수는 그후에 측정모드에서 미세조정된다. 그 다음에, 아나로그 회로는 정상모드에서 작동한다. 
     본 발명은 고정밀, 자동 주파수 미세 조정을 위한 아나로그 회로에 적합하다.
Patent RO-127118-B1 (RO)
Title: Gear pump
Inventor: VASILE IULIAN
IPC: F04C11/00
Filed: 2010-08-12
Abstract: The invention relates to a double hydraulic gear pump with external gearing, in one-piece construction, that can be used within a hydraulic installation which may be employed in a broad range of machines and equipments of various fields of activity. According to the invention, the pump comprises a body (1) wherein there are mounted two compensators (6) wherein there are rotary supported and between which there engages, in the same plane, a driving pinion (7) and three identical driven pinions (8, 9 and 10), all said pinions (7, 8, 9 and 10) being circularly-symmetrically arranged in a closed engagement chain, for closing purposes the assembly being provided with a front flange (2) and a rear cover (3) fixed onto the body (1) by means of some screws (4) positioned with some nuts (5) and by means of some adjusting pins, where a driving pin of the driving pinion (7) passes through the front flange (2), the sealing being provided by means of an oil retainer (11) secured by a resilient ring (12) and some gaskets (13 and 14).
Patent RS-54204-B1 (RS)
Inventor: EMMERICH NIELS
IPC: C07K7/08
Filed: 2008-07-25
Abstract: Peptid izabran iz grupe koju čini a) peptid koji sadrži aminokiselinsku sekvencu u skladu sa ID BR. SEKV 5, i b) peptid u skladu sa a), naznačeno time što su jedan ili dva aminokiselinska ostatka izmenjena tako da je aminokiselina K na položaju 1 zamenjena sa bilo kojom od I, L, F, M ili Y, aminokiselina V na položaju 2 zamenjena sa bilo kojom od M ili L, aminokiselina F na položaju 3 zamenjena sa bilo kojom od A, Y, P, M ili S, aminokiselina A na položaju 4 zamenjena sa bilo kojom od E, G, P ili T, aminokiselina G na položaju 5 zamenjena sa bilo kojom od I, K, Y, N, F ili V, aminokiselina I na položaju 6 zamenjena sa bilo kojom od L ili T, aminokiselina P na položaju 7 zamenjena sa bilo kojom od A, Y ili H, aminokiselina T na položaju 8 zamenjena sa bilo kojom od K ili E, i aminokiselina V na položaju 9 zamenjena sa L, naznačeno time što navedeni peptid zadržava sposobnost da se vezuje za molekul klase I humanog glavnog kompleksa gena tkivne podudarnosti (MHC), i naznačeno time što je navedeni peptid sposoban da stimuliše CD8 T ćelije. Prijava sadrži još 11 patentnih zahteva.
Patent RS-54627-B1 (RS)
Inventor: SAHIN UGUR
IPC: C07K16/30
Filed: 2012-04-20
Abstract: Antitelo koje se sastoji od:(i) teškog lanca antitela, čija sekvenca odgovara sekvenci teškog lanca antitela SEQ ID NO: 36, i(ii) lakog lanca čija sekvenca odgovara sekvenci lakog lanca antitela izabranoj iz grupe koju čine SEQIDNO: 35, 54 i 55.Prijava sadrži još 15 patentnih zahteva.
Patent RS-58996-B1 (RS)
Title: Procedure for application of temperature and ph sensitive hydrogels for the adsorption of heavy metals
Inventor: ZDRAVKOVIĆ ALEKSANDAR
IPC: C08F220/56
Filed: 2016-12-30
Abstract: The invention is in the field of polymeric products and relates to a novel procedure of application copolymeric hydrogels sensitive to temperature and pH value based on N-isopropylacrylamide and acrylic acid for the adsorption of heavy metal ions from solution, especially manganese, chromium, lead and iron. The advantage of using poly(N-isopropylacrylamide-co-acrylic acid) hydrogels in the present invention is high adsorption capacity of heavy metals, especially manganese, chromium, lead and iron, better efficiency and re-use of hydrogels after adsorption.
Patent SA-112330553-B1 (SA)
Title: Hot-dip zinc-aluminum alloy coated steel sheet having high corrosion resistance and formability and method for producing the same
Inventor: AKIHIKO FURUTA
Filed: 2012-05-28
Abstract: A steel sheet is immersed into a hot-dip Zn-Al alloy coating bath containing Al: 3 to 6%, Mg: 0.2 to 1.0%, Ni: 0.01 to 0.10%, and 0.10% or less of Fe in terms of percent by mass, withdrawn therefrom, and cooled to form a hot-dip Zn-Al alloy coating layer on surfaces of the steel sheet. During this process, the bath temperature of the coating bath is adjusted to be within a range of 420oC to 520 oC and the sheet temperature of the steel sheet upon immersing into the coating bath is adjusted to be within a range of 420oC to 600 oC but not less than the bath temperature of the coating bath. As a result, a hot-dip Zn-Al alloy coated steel sheet having high formability and high corrosion resistance and including a coating layer having an Fe content of 2.0 g/m2 or less and a Ni-rich layer having a thickness of 0.05 to 1.0 um at the interface between the coating layer and the steel sheet is obtained.
Patent SA-115360300-B1 (SA)
Title: Modular weapon station system
Inventor: JAMES C HOBSON
Filed: 2015-02-14
Abstract: A modular weapon station (10) includes a rotatable frame (24) adapted to be mounted on a platform (14) and is configured to have a removable cradle (22) with a weapon mounted thereon. The rotatable frame (24) may also include a removable ammunition feed chute (20), an optical sighting unit (18), and azimuth and elevation drives. The modular weapon station (10) may also include a rotatable drum (16) and ammunition loading assembly (61) coupled with the rotatable frame assembly. The rotatable drum (16) and ammunition loading assembly (61) may be located in an under armor position such that an operator may replenish ammunition from an under armor position and not be subjected to hostile fire while replenishing ammunition. Belted ammunition rounds may travel along an ammunition feed path stemming from the loading assembly within the rotatable drum to a selected weapon. Fig. 1
Patent SA-118400156-B1 (SA)
Title: Ph sensing biofilm
Inventor: PERIASAMY VAIYAPURI SUBBARAYAN
Filed: 2018-11-01
Abstract: The pH sensing biofilms include anthocyanin and a cellulose nanostructure or a cellulose nanocomposite. The cellulose nanostructure can include cellulose nanofibrils. The cellulose nanocomposite can include a composite of cellulose nanofibrils and pectin or a composite of cellulose nanofibrils and alginate. The presence of the anthocyanin in the biofilm allows the biofilm to change color in response to pH changes, thereby allowing the biofilm to be used as an active visual indicator of decay.
Patent SA-516370761-B1 (SA)
Title: Proxy call session control function restoration
Inventor: PUNZ GOTTFRIED
IPC: H04L69/40
Filed: 2016-03-17
Abstract: A method of identifying whether Proxy Call Session Control Function, ‘P-CSCF', restoration is supported, is disclosed. The method comprises receiving, when a Mobility Management Enitity, ‘MME' or Serving General Packet Radio Service, ‘GPRS', Support Node, ‘SGSN' supports the P-CSCF restoration, support information provided by the MME/SGSN to indicate support of the P-CSCF restoration and identifying whether the MME or SGSN supports the P-CSCF restoration based on the support information provided by the MME/SGSN.
Patent SA-517390583-B1 (SA)
Title: New aminoacid derivatives, a process for their preparation and pharmaceutical compositions containing them
Inventor: ATTILA PACZAL
Filed: 2017-12-21
Abstract: Compounds of formula (I): wherein R1, R2, R5, R6, R7, R12, X, Y, A, E and n are as defined in the description. Medicaments.
Patent SA-520412132-B1 (SA)
Title: Arrangement for a latent-heat exchanger chamber
Inventor: JUAN EUSEBIO NOMEN CALVET
Filed: 2020-06-04
Abstract: The invention relates to an arrangement for a latent-heat exchanger chamber, usable in distillation devices, which comprises an evaporator in a capillary evaporation regime on the inner face thereof and a condenser in a capillary condensation regime on the outer face thereof, with a system for the dosed supply of liquid into microgrooves or micro undulations of the inner evaporator face, preventing the formation of thin films of water on the evaporator face, the arrangement achieving high latent-heat transfer coefficients. Fig 1
Patent AU-2013211570-B1 (AU)
Title: Gaming machine and methods for allowing a player to play gaming machines having synchronized symbols
Inventor: AIDA EIJI
IPC: A63F13/00
Filed: 2013-08-05
Abstract: GAMING MACHINE AND METHODS FOR ALLOWING A PLAYER TO PLAY GAMING MACHINES HAVING SYNCHRONIZED SYMBOLS A gaming machine for providing a game to a player is described herein. The gaming machine includes a game controller and a display device for displaying the game including a plurality of reels. At least one reel has a run of consecutive elements. The game controller initiates a first instance of the game and responsively displays the game on the display device, wherein the game includes a plurality of first reels and a second reel. The game controller detects a triggering condition in the first instance and responsively determines an outcome of a second instance of the game including at least two first reels having the same symbols being displayed in the same symbol positions, displays the outcome including spinning and stopping the at least two first reels and retains a second reel in a stop position while the at least two reels are spinning.
Patent AU-2017219175-B1 (AU)
Title: Vacuum cleaner
Inventor: LEE SHANG-HENG
IPC: A47L9/28
Filed: 2017-08-30
Abstract: VACUUM CLEANER A vacuum cleaner (1) includes a motor (2) and an alternating current to direct current (AC-to-DC) 5 converting unit (3) including first and second power supplies (31, 33), a DC stabilizer (32) and a rechargeable battery (34) . The first and second power supplies (31, 33) respectively convert mains electricity fromapower socket (9) into first and second 10 DC electricity. The DC stabilizer (34) stabilizes the first DC electricity to output stabilized DC electricity to the motor (2) . The rechargeable battery (34) is to be charged by the second DC electricity. When the vacuum cleaner (1) is turned on and mains electricity is 15 provided to the AC-to-DC converting unit (3) , the vacuum cleaner (1) operates in an external power supply mode, in which the first and second power supplies (31, 33) are activated to respectively drive the motor (2) and charge the rechargeable battery (34). (FIG. 2)
Patent WO-2005041853-B1 (WO)
Title: Antibacterial and/or antiprotozoal nitroimidazole derivative compounds with urease inhibitor activity, process for preparing these compounds and use in pharmaceutical compositions and medicines.
Inventor: SILVA ANTONIO
IPC: A61K/
Filed: 2004-10-27
Abstract: The present application describes nitroimidazolic derivative compounds with antibacterial and/or antiprotozoal activity, which are potent urease inhibitors. It also describes the process for preparing those compounds and their use in pharmaceutical compositions and medicines.
Patent EE-04635-B1 (EE)
Inventor: HELLMANN HANS KURT
IPC: F01N13/08
Filed: 2001-02-08
Abstract: Prior to leaving the exhaust pipe (1), the exhaust gases are made to flow through a section used to help reduce the heat of the sea water around the pipe exit. In this section at least one sump is provided, with a drainage tube (25) extending from the deepest point of the sump to a point around the boat.
Patent WO-2005106265-B1 (WO)
Title: Procede d'engrenement multi-orbital de surfaces par des corps a roulement libre et dispositifs a orbites multiples fonde sur ce procede
Inventor: BEZYAIKO NATAN
IPC: F16H13/08
Filed: 2005-05-03
Abstract: La présente invention concerne un nouveau palier constitué d'éléments à roulement libre. Selon le mode de réalisation de base, le palier est constitué d'une voie de roulement interne, d'une voie de roulement externe, de deux rangées d'éléments roulants, aucun des éléments roulants n'entrant en contact avec des éléments roulants adjacents dans la même rangée, mais entrant en contact avec des éléments roulants d'au moins une rangée adjacente et/ou avec la surface de l'une des voies de roulement. La structure du palier est conçue de manière à créer une excentricité orbitale entre la voie de roulement interne et la voie de roulement externe. Lorsqu'une charge est appliquée sur le palier, elle est répartie uniformément sur tous les éléments roulants. En outre, la charge appliquée sur le palier réduit l'excentricité orbitale; une limite minimum d'excentricité orbitale étant maintenue tout le long du processus de travail. L'engrènement des éléments roulants du dispositif est sans jeu.
Patent IT-1396143-B1 (IT)
Inventor: MATTIOLI MASSIMO
IPC: F02M59/06
Filed: 2009-11-03
Granted: 2012-11-16
Abstract: A fuel pump (4) for a direct injection system having: at least one pumping chamber (14), a piston (15) which is slidingly mounted inside the pumping chamber (14) in order to cyclically vary the volume of the pumping chamber (14), an intake duct (17) connected to the pumping chamber (14) and regulated by an inlet valve (18), a delivery duct (19) connected to the pumping chamber (14) and regulated by a one-way valve (20) that only allows outgoing fuel flow from the pumping chamber (14), and an annular seal (27), which is placed in a seat (29) made below the pumping chamber (14) around a lower portion of the piston (15) and has the function of preventing fuel leakage along the side wall of the piston (15).