baber/WOPTO huggingface dataset:
Patent KR-950003768-B1 (KR)
Title: Sock absorber in vehicle
Inventor: JO KIL-JUN
IPC: B60G13/06
Filed: 1991-12-28
Granted: 1995-04-18
Abstract: The damping valve has a retainer positioned at the upper side of a piston. and oil ways straightly connected to oil way of the piston to improve damping capability and to control damping force at high speed. The shock-absorber has a piston valve part (100) and a body valve (200) in inner/outter pipes filled with oil. The retainer (32,45) is installed on the shock-absorber to support the springs (37,46) and upper disk valves (38,47). A lower bottom disk valve (36) consists of several disks having each different diameter.
Patent KR-100218756-B1 (KR)
Title: Method and device for determining a position of at least one lead of an electronic component
Inventor: AMEYERS GUST
IPC: H05K13/04
Filed: 1991-11-22
Granted: 1999-09-01
Abstract: PCT No. PCT/BE91/00023 Sec. 371 Date Nov. 22, 1991 Sec. 102(e) Date Nov. 22, 1991 PCT Filed Mar. 22, 1991 PCT Pub. No. WO91/15104 PCT Pub. Date Oct. 3, 1991.Method and device for determining a position with respect to a reference plane of at least one lead of an electronic component, wherein said lead is illuminated from a first and respectively second position situated sideways and out of the plane wherein the electronic component is disposed and wherein a first and respectively a second shadow image is formed of at least a part of said lead on an image plane, which second position is different from said first position and wherein said first and respectively said second shadow image is located and a third and respectively a fourth position is determined to this end and said position is determined from said third and fourth position.
Patent KR-0175947-B1 (KR)
Inventor: FUJKI HIRONAO
IPC: C08L83/04
Filed: 1992-01-23
Granted: 1999-05-15
Abstract: 본 발명은, (A) 알케닐기 함유 오르가노폴리실록산, (B) 오르가노하이드로겐폴리실록산, (C) 백금족 금속계 촉매, 및 (D) 산화알루미늄 분말 및 실리카 분말로 이루어진 군에서 선택되는 최소한 일종을 함유하는 경화성 실리콘 조성물 및 이 경화성 실리콘 조성물을 경화시킴으로써 얻어지는 경화물에 관한 것이다. 
     또한, 본 발명을 IC 등의 전기·전자 부품의 소자, 배선의 보호나 봉지재로서 사용한 때에는 소자 등에서 발생하는 열을 효율있게 방산할 수 있으며, 소자, 배선이 마모에 의해 파괴 또는 절단되는 일은 없다. 또, 경화물에서 이온성 불순물이 용출하여 소자나 배선이 부식하는 일도 없다.
Patent KR-950005845-B1 (KR)
Inventor: TANAKA TADASHI
IPC: B32B15/01
Filed: 1992-01-24
Granted: 1995-05-31
Abstract: 내용 없음.
Patent KR-950000481-B1 (KR)
Title: Method of etching metal conductor lines
Inventor: YUN DONG-WON
IPC: G03F7/00
Filed: 1992-02-28
Granted: 1995-01-20
Abstract: The insulating layer (23) and wiring layer of aluminium alloy (25) containing 1% of Si or 1% of Si and 0.5% of Cu and photosensitive film (27) is orderly formed on all the surface of a substrate (1) of semiconductor. Only photosensitive film on an aluminium wiring layer fitted to region to wiring remains after etching. The etching is secondrily performed at -180 -220V and 30 mtorr under Cl2 and BCl3 and CHF3 gas and at this time, the mixing ratio of Cl2 and BCl3 is 1:4. By a second etching, a slop angle btwn the side of the metal wiring layer and the substrate is less than 90≰.
Patent KR-960005047-B1 (KR)
Inventor: IMAMURA SOUICHI
IPC: H01L21/301
Filed: 1992-03-04
Granted: 1996-04-18
Abstract: 내용 없음.
Patent KR-960012772-B1 (KR)
Title: Clutch apparatus for sheet auto feeding
Inventor: OH SEUNG-HO
IPC: B41J13/00
Filed: 1992-05-20
Granted: 1996-09-24
Abstract: The clutch apparatus is designed to feed paper automatically to an electronic device using paper. The clutch apparatus includes : a sheet feeding roller (54) installed to a shaft (53); a driving gear (30) having a lock plate (43); a clutch cam (10) with a hole (25); a tooth gear (2) having a gear (4) at one side; a spring (42); a cam spring (26); an inner guide (15); and an outer guide (16).
Patent KR-0150958-B1 (KR)
Inventor: KWON SOO-HAN
IPC: H04N7/01
Filed: 1992-07-18
Granted: 1998-10-15
Abstract: 이 발명에 의한 시분할 전송시스템에서의 휘도신호의 읽기시작 펄스가변 지연회로는, 색차신호의 읽기시작 휘도신호의 읽기시작 펄스보다 더 뒤로 지연시켜 고정시킨 다음 펄스를 휘도신호의 읽기시작 펄스에 대해 유저가 원하는 지연 값을 입력시키고 이 지연 값만큼 카운터를 동작시켜 휘도신호의 읽기시작 펄스를 유저가 입력한 지연값만큼 가변적으로 지연시켜줌으로써, 읽기시작 펄스의 지연범위가 줄어들어 시간축 신장시간을 단축시킨다.
Patent KR-950001628-B1 (KR)
Title: Apparatus and method for cultivating hydroponics
Inventor: SO DONG-CHAE
IPC: A01G31/00
Filed: 1992-07-29
Granted: 1995-02-27
Abstract: The device for aqua-cultures consists of (1) setting the underground water pipe (13) which keeps soil temperature at 15-30 deg.C during summer and winter and the drainages (14) at the interval on the bottom of the housing (11) which is made of heat insulatiing material, (2) filling one of sand, pebbles, rice brans, charcoal, perlite or rock wool as artificial soils to the top of (11),(3) raising the planting pots (19) at the top of the soil and irrigating the nutritional solutions through the lines (16,17), (4) covering the other part of the top of (11) with foamed plastics for heat screening. This system prevents the roots of plant from heat or cold harms.
Patent KR-100232842-B1 (KR)
Inventor: TSURATANI IWAO
IPC: B32B27/32
Filed: 1992-09-19
Granted: 1999-12-01
Abstract: 적층필름은 적어도 하나의 층 A 및 적어도 하나의 층 B 1 을 적층하여 얻은 층 A 및 층 B 1 을 갖는다. 상기 층 A는 (a) 50중량% 또는 그 이상의 부텐-1 및 프로필렌으로 구성되는 군으로부터 선택된 적어도 하나의 성분을 함유하는 20~100중량%의 무정형 폴리올레핀 및 (b) 80~0중량%의 결정형 폴리프로필렌을 구성하는 수지조성물로 구성되고, (B) 상기 층 B 1 은 결정형 폴리프로필렌 및 두 외면층의 적어도 하나가 층 B 1 인 것으로 구성된다. 상기 적층필름은 그 자체가 여러분야에 사용될 수 있고, 폴리에스터필름, 나일론필름, 신장된 폴리프로필렌 필름 또는 그와 같은 것과 같이 적층되어 기계적 강도, 가스-벽특성, 인화성 등을 개선할 수 있다.
Patent KR-100248347-B1 (KR)
Inventor: SHIN KI SU
IPC: H01L21/76
Filed: 1992-10-28
Granted: 2000-03-15
Abstract: 본 발명은 고집적 반도체소자의 스페이서 형성방법에 관한 것으로, 소오스/드레인 영역의 외부면이 계단식 구조로 형성되어 접합리키지 패스가 발생하는 것을 방지하기 위하여, 게이트 전극 측벽에 형성되는 스페이서 하부 구조가 완만한 경사를 갖도록 하는 공정기술이다.
Patent KR-970000072-B1 (KR)
Inventor: HUGII DAKUMI
IPC: H01L21/66
Filed: 1992-11-09
Granted: 1997-01-04
Abstract: 내용 없음.
Patent KR-950007710-B1 (KR)
Title: Ceramic heat element
Inventor: CHOE BONG-UN
IPC: C04B35/26
Filed: 1992-11-20
Granted: 1995-07-14
Abstract: The heating ceramics is composed of (a) 6-70 wt% metallic oxide powder including magnesium and 30-94 wt% iron compound and a binder, (b) 6-70 wt% metallic oxide powder including magnesium and 25-79 wt% iron compound, 5-15 wt% heat resisting inorganic material and a binder. Iron compound comprises magnetite, mill scales, electric furnace dust, iron chloride, iron hydride and spherical iron oxide. The binder such as feldspar, zircon and cordierite and heat resisting inorganic materials including zirconium oxide, chamotte, silicon nitride, boron nitride etc. are added for enhancing the heating capacity and preventing decomposition of complex spinel compounds at high temperature.
Patent KR-100256266-B1 (KR)
Title: Method of manufacturing gate oxide of semiconductor device
Inventor: OM GUM YONG
IPC: H01L21/316
Filed: 1992-12-31
Granted: 2000-05-15
Abstract: PURPOSE: A method for growing a gate oxide in a semiconductor device is to enhance quality of the gate oxide, thereby improving the reliability of a transistor applied in the semiconductor device. CONSTITUTION: A silicon substrate is loaded into a process chamber, and the substrate is subject to a recovery step, a lamp-up step, a stabilizing step, a preliminary oxidation step and a main oxidation step in this order to form a gate oxide thereon. The recovery step is performed at an atmosphere of nitrogen gas of 30 SLPM(Standard Liter Per Meter) and oxygen gas of 0.5 SLPM for 10 minutes. The lamp-up step is performed at the same atmosphere as the recovery step for 30 minutes. The stabilizing step is performed at the same atmosphere as the recovery step for 10 minutes. The preliminary step is performed at an atmosphere of oxygen gas of 8 SLPM for 5 minutes. The main oxidation step is performed at an atmosphere of oxygen gas of 8 SLPM, hydrogen gas of 8 SLPM and hydrogen chloride gas of 24 SLPM for 8 minutes to 9 minutes and a half.
Patent KR-950008881-B1 (KR)
Inventor: SUCIU GEORGE DAN
IPC: B01J27/10
Filed: 1991-05-16
Granted: 1995-08-09
Abstract: 내용 없음.
Patent KR-950013113-B1 (KR)
Title: Method for the control of cache state in multi processor system
Inventor: PARK CHAN-SHIK
IPC: G06F15/16
Filed: 1993-03-04
Granted: 1995-10-25
Abstract: simultaneously reading state information of each bank stored in a first state tag memory for the control of a cache and in a second state tag memory for the control of a snoop; separating the state information to be changed and the state information not to be changed from a cache controller and a snoop controller and logical-ORing the changed state information and an initial state information to output new state information. The new state information output is determinated by a transmission type, an input state information value and a bank selection signal.
Patent KR-930003802-B1 (KR)
Inventor: YOSHINO KENJI
IPC: C08L77/00
Filed: 1993-03-22
Granted: 1993-05-13
Abstract: 내용 없음.
Patent KR-100244591-B1 (KR)
Inventor: IQBAL FAZALEABAS ABDULALLY
IPC: F27B15/10
Filed: 1993-04-20
Granted: 2000-02-15
Abstract: 본 발명은 유동층 시스템 및 그에 사용되는 유동화 느즐에 관한 것으로써, 플레이트가 밀폐공간에 배치되어 있고 미립자 물질을 지지하도록 되어 있고, 유동화 노즐은 공기 및 물을 받아들이고, 미립자 물질을 유동화 시키고 냉각 시키기 위하여 공기 및 물을 미립자 물질로 향하게 하기 위한 플레이트에 의해 지지되는 것을 특징으로 한다.
Patent KR-960013853-B1 (KR)
Inventor: GABARA THADDEUS JOHN
IPC: H03K19/003
Filed: 1993-06-19
Granted: 1996-10-10
Abstract: 내용 없음.
Patent KR-100266450-B1 (KR)
Title: Shading compensating circuit
Inventor: PARK JUN-SU
IPC: H04N5/74
Filed: 1993-08-18
Granted: 2000-09-15
Abstract: PURPOSE: A shading correction circuit is provided to maintain the brightness of the entire screen by adding R, G and B output signals with a shading correction pulse. CONSTITUTION: An R/G/B demodulation block(31) demodulates R, G and B signals in a video signal and outputs -R, -G and -B signals. A pulse generation block(32) receives horizontal and vertical blanking signals separated from the video signal and generates a shading correction pulse. Adders(33,34,35) add the R, G and B signals of the R/G/B demodulation block(31) with a shading correction pulse of the pulse generation block(32) and outputs the result. Finally shading-corrected -R', -G' and -B' signals are output from the adders(33,34,35).
Patent KR-100279084-B1 (KR)
IPC: A61K31/435
Filed: 1993-09-28
Granted: 2001-01-15
Abstract: The invention relates to basic quaternary amides of formula <IMAGE>  in which   - Ar represents an optionally substituted mono-, di- or tricyclic heteroaromatic or aromatic group; - T represents a direct bond, a hydroxymethylene group, an alkoxymethylene group in which the alkoxy group is C1-C4 or a C1-C5 alkylene group; - Ar' represents a phenyl which is unsubstituted or substituted one or a number of times, a thienyl, a benzothienyl, a naphthyl or an indolyl; - R represents hydrogen, a C1-C4 alkyl, an  omega -(C1-C4)alkoxy(C2-C4)alkyl or an  omega -(C1-C4)alkanoyloxy(C2-C 4)alkyl,   - Q represents hydrogen; - or else Q and R, together, form a 1,2-ethylene, 1,3-propylene or 1,4-butylene group;   - Am<(+)> represents the radical <IMAGE> in which X1, X2 and X3, together and with the nitrogen atom to which they are bonded, form an azabicyclic or azatricyclic system optionally substituted by a phenyl group;   - A<(-)> is a pharmaceutically acceptable anion.   These compounds are useful in the preparation of medicaments intended for the treatment of pathologies involving the tachykinin system.
Patent KR-960011900-B1 (KR)
Title: Method of producing thick paper and apparatus thereof
Inventor: SONG DAE-BOK
IPC: D21F11/00
Filed: 1993-11-15
Granted: 1996-09-04
Abstract: The apparatus includes a cylinder(1) of long-ring mesh complex type located raw material feeder at the upper portion, a lower long mesh(5) in the endless form between the cylinder and the rear power transmission plant(6), a multiple roll(3) and a vacuum apparatus in front side to a bottom of an upper portion against the long mesh, a press roller(52) of at least three or more in the rear, and a long mesh(4) of an upper portion having a guide roller(41) at its upper portion to be equipped with endless form, located press roller(42) at an upper portion of position corresponding to the press roller with a guide roller(51) of lower portion. The thick paper is produced by conveying a paper material toward upper portion of the lower long mesh in the endless form, increasing the support and dehydration of paper material provided toward upper portion of long-ring mesh cylinder, and continuous delivering the paper material by moving forward with the pressure of the press roller(42,52) equipped in outside of upper and lower portion between the upper and lower long mesh(5,4).
Patent KR-960004818-B1 (KR)
Title: Vertical scanning auto control apparatus of tv monitor
Inventor: SONG MYUNG-EUI
IPC: H04N3/26
Filed: 1993-12-02
Granted: 1996-04-13
Abstract: a vertical pulse output unit which outputs the saw wave to scan the injection line of CRT into the vertical direction; a deflection yoke which deflects the input injection line from the CRT; a vertical output IC which generates vertical deflection wave to activate the deflection yoke; an A/D converter which converts digital signal from detecting waveform signal outputted from the deflection yoke; a storage apparatus which stores standard data; a micro computer which outputs control data corresponding to the error rate of both data by comparing the output data of the A/D converter with reference data stored in the storage apparatus into the vertical pulse output unit.
Patent KR-960006542-B1 (KR)
Title: Method of spin-on-glass coating liquid
Inventor: NAM DONG-JIN
IPC: C03C17/30
Filed: 1993-12-11
Granted: 1996-05-17
Abstract: Manufacturing method of siloxane type spin-on-glass(SOG) coating liquid to be used in semiconductor or LCD processing includes : (a) hydrolysis of mixture of tetraalkoxysilane(Si-(OR1)4), trialkoxysilane(R3-Si-(OR2)3) and isopropylalcohol with an acid mixture made of water, isopropylalcohol and various acid at room temperature, (b) dilution of reaction product with solvent mixture. The pH value of the coating liquid 1.5 to 4.5. in order to obtain high density thin film and improve storing stability.
Patent KR-100251571-B1 (KR)
Inventor: FRANCIS DAVID KING
IPC: A61P43/00
Filed: 1992-06-17
Granted: 2000-07-01
Abstract: 5-HT 1 -유사한 효능제가 적용되는 질병의 예를들면, 편두통의 치료용 의약품의 제조에 있어서 일반식(I)의 화합물 또는 이의 생리학적으로 허용되는 염의 용도, 신규한 일반식(I)의 화합물, 이들의 제조방법 및 이들을 함유하는 약제학적 조성물이 또한 기재되어 있다. 
     
       
     
     상기식에서, R 1 은 수소, 할로겐, 트리플루오로메틸, 니트로, 하이드록시, C 1-6 알킬, C 1-6 알콕시, 아릴 C 1-6 알콕시, -CO 2 R 4 , -(CH 2 ) n CN, -(CH 2 ) n CONR 5 R 6 , -(CH 2 ) n SO 2 NR 5 R 6 , C 1-6 알카노일아미노(CH 2 ) n 또는 C 1-6 알킬술포닐아미노(CH 2 ) n 을 나타내고; R 4 는 수소, C 1-6 알킬 또는 아릴 C 1-6 알킬을 나타내고; R 5 및 R 6 은 각각 독립적으로 수소 또는 C 1-6 알킬이거나 R 5 및 R 6 이 함께 질소원자와 결합되어 환을 형성하고; n은 0,1 또는 2이고; R 2 및 R 3 은 각각 독립적으로 수소, C 1-6 알킬 또는 벤질이거나 이들이 함께 질소원자와 결합되어 피롤리디노, 피페리디노 또는 헥사하이드로아제피노 환을 형성한다.
Patent RO-120863-B1 (RO)
Title: Head lamp for mining
Inventor: APOSTU ADRIAN
IPC: F21L4/00
Filed: 2004-08-31
Abstract: The invention relates to a portable lamp for individual lighting, meant to be employed in the mining field. According to the invention, the lamp consists of a headlamp subassembly (A) supplied through a cable (C) from an accumulator (B), the headlamp subassembly (A) consisting of a main light source (4) consisting of a 1 W power LED focused by means of a plastic material lens (6), a secondary light source (5) having also the role of signalling the lamp operation condition, consisting of five highly lighting LEDs, and an electronic circuit (2) containing a microcontroller (2.1), a protection block (2.4) which ensures the protection against the possibility of extracting the current from the charging terminals (11) of the accumulator (B), by the program of the microcontroller (2.1) there being set out five operation modes in use, said modes being selected by means of a button (10), on an input of the microcontroller (2.1) and an operation mode for charging, said mode, automatically starting to act when connecting the lamp to charging rack supplied from an external source (D), the microcontroller (2.1) controlling a constant current source (2.2) containing a reference source (2.5) for supplying the main source (4) from the accumulator (B), a second constant current source (2.3.) for charging the accumulator (B) from the external voltage source (D), the microcontroller (2.1) controlling at the same time each of the five LEDs of the secondary source (5), individually, transmitting the data about the condition of the lamp to an external computer.
Patent RO-125987-B1 (RO)
Title: Constant power hydraulic pump
Inventor: IONIŢĂ NICULAE
IPC: F01B1/06
Filed: 2008-12-15
Abstract: The invention relates to a constant power hydraulic pump with several rows of radial pistons which may be used in oil actuation hydraulic installations. According to the invention, the pump comprises a housing (1) provided with a central rectangular recess wherein there are introduced fives races, one fixed race (2) and four mobile races (3), whereon there may roll, by means of some bearing balls, five rows of radial pistons (4), each row containing three equally spaced pistons, all mounted in a rotor (5), which may be rotated by a disk (6) having an outer driving shaft, the radial pistons (4) being aligned by five on three generatrices of the rotor (5), in order to use only three inlet valves (7) and three discharge valves (8), the sliding recesses of five pistons having a common connection groove, and the four mobile races (3) have inner eccentric identical circular grooves and they are kept on the maximal eccentricity position by four springs (9), each having another pre-compression, against some control pistons (10.1, 10.2, 10.3 and 10.4) which, under the action of the discharge pressure of the pump installed in a discharge cover (11) may move said pistons transversally and successively in order to vary the flow rate in an inverse ratio, depending on pressure, thereby achieving a functioning characteristic as closed as possible to the constant power curve, the pump also comprising a central valve (13) which limits the maximal functioning pressure, and an input cover (12) through which the working fluid may be taken in.
Patent RO-125036-B1 (RO)
Title: Air-water wheel with tiltable blades
Inventor: VIZI JANOS ELOD
IPC: F03B7/00
Filed: 2009-02-23
Abstract: The invention relates to an air-water wheel with tiltable blades, which is used to put into motion electric current generators, for the propulsion of river and sea boats, various pumps or to put into motion power units. According to the invention, the wheel comprises a main vertical shaft (9) whereto there are attached some stiffening and securing bars (11), having, at the upper and lower ends, some hinges (8) whereto there are attached some tiltable blades (1, 2, 3, 4, 5, 6), and, in order to uniformly equalize the traction force, there are provided some lower and upper bars (13), the wheel with tiltable blades (1, 2, 3, 4, 5, 6) is put into horizontal rotary motion under the action of some water streams (7), and by tilting the blades (1,2, 3, 4, 5, 6) a force is accumulated in the shaft (9), while some blades (1, 2) are in traction, the other blades (4 and 5) tilt against the air-water streams not opposing braking resistance against the streams, the blade (6) entering the cycle, and said cycle is repeated for every blade regularly so as to distribute the tilting of the blades (1, 2, 3, 4, 5, 6) by the air-water streams, entraining the wheel which, upon its being used in the water, will function in vertical position of the shaft (9) below the flowing level of rivers.
Patent RS-53624-B1 (RS)
Inventor: DANAGHER HELEN KATHLEEN
IPC: A61K31/485
Filed: 2007-03-16
Abstract: Farmaceutski preparat koji sadrži sferoide, pri čemu su sferoidi u obliku matriksa koji sadrži, kao pomoćno sredstvo za sferonizaciju, između 20 i 95% (tež./tež.) gliceril monostearata, procenti prema težini su zasnovani na težini celog jezgra sferoida, i polimerno vezujuće sredstvo u odsustvu mikrokristalne celuloze.Prijava sadrži još 35 patentnih zahteva.
Patent SA-111320182-B1 (SA)
Inventor: LUTHY NORBERT
Filed: 2011-02-07
Abstract: جهاز تحويل كهربي electrical switching device به وحدة قاطع التيار interrupter unit ، تتضمن خط توصيل connecting line أول (10) وخط توصيل ثانى (11). ويتم ترتيب وحدة قاطع التيار داخل مبيت مغلف مانع لتسرب المائع fluid-tight encapsulating housing (1). ويتم حشو المبيت المغلف السدود للمائع (1) بمائع عازل كهربائياً (1) electrically insulating fluid. وفضلاً عن ذلك، تحاط وحدة قاطع التيار interrupter unit بشكل جزئي على الأقل بمبيت حاجب shielding housing (12). ويتضمن خط التوصيل connecting line (10) الأول قناة تدفق floe channel للمائع، وتفتح هذه القناة للتدفق flow channel مع فتحة فوهة mouth opening أولى داخل المبيت الحاجب shielding housing (12) وتفتح مع فتحة فوهة mouth opening ثانية خارج المبيت الحاجب (12).
Patent SA-112340060-B1 (SA)
Title: Steel drum and method for manufacturing such a steel drum
Inventor: PAULUS JOZEF TAMIS
Filed: 2012-12-05
Abstract: A steel drum is manufactured from steel sheet and has a cylindrical shape with at least a bottom cover in a sealed connected to the cylindrical shape. The steel drum includes a pattern of corrugations on the circumferential surface of the cylindrical shape. The pattern of corrugations includes a plurality of corrugations grouped in at least one cluster, and the corrugations have a substantially identical shape and size. Additionally, the invention relates to a method for manufacturing a steel drum including: - providing a steel sheet; - creating a cylindrical shape from the steel sheet; - creating a pattern of a plurality of corrugations on the cylindrical shape such that the corrugations are on the circumferential surface of the cylindrical shape; - grouping the plurality of corrugations in at least one cluster, and - providing each of the corrugations to have a substantially identical shape and size. [figure 1]
Patent SA-515370068-B1 (SA)
Title: Variable stiffness positioning device for railway vehicle bogie axle box
Inventor: JIANG RUIJIN
Filed: 2015-10-28
Abstract: The present invention provides a variable stiffness positioning device for a railway vehicle bogie axle box. The variable stiffness positioning device includes a vertical elastomer (20) arranged between the top face of an axle box bearing saddle (10) and the bottom surface of a guide frame (40) of a side fame, and a longitudinal elastomer (30) arranged between the axle box bearing saddle (10) and the front and back side faces of the guide frame (40) of the side fame, the longitudinal elastomer (30) is provided with at least one small-stiffness elastic element (31) and a large-stiffness elastic element (32), and the small-stiffness elastic element (31) is arranged in an elastomer pre-compression device (33) and is serially arranged with the large-stiffness elastic element (32) under the action of a pre-compression load F1. The longitudinal elastomer (30) has a larger longitudinal compression stiffness when the longitudinal deformation displacement is very small, so that the railway vehi
Patent SA-519402406-B1 (SA)
Title: Improvements in or relating to downhole measurements
Inventor: ADDARIO MAURILLIO
Filed: 2019-08-06
Abstract: A caliper finger for use as part of a multi-finger caliper logging tool has a body formed substantially of a first material and a finger tip formed substantially of a second material which has greater mechanical durability than the first material. The first material and second material are fused directly together at a joint between the first material and the second material. The finger tip may comprise a plurality of successively-fused layers of the second material, which can then be machined at its outer surface after fusion of the plurality of layers. The second material may be a composite material of tungsten carbide combined with a base material in which the tungsten carbide is embedded and securely bonded to the finger.