baber/WOPTO huggingface dataset:
Patent JP-S60213875-A (JP)
Title: Light-applied magnetic field sensor
Inventor: MIYAMOTO TOSHIHARU
IPC: G01R33/032
Filed: 1984-04-07
Abstract: PURPOSE:To enable a highly accurate detection of magnetic field in a wide range by using two different waves simultaneously to obtain two different sensitivities with a single Faraday effect element. CONSTITUTION:In a case 1, a Faraday effect element 7 is arranged between a polarizer 3 and a light detecting element 5 to combine lights from LED light sources 21 and 23 with wavelengths lambda1 and lambda2 using a convergence device 25 and the combined light is introduced into the polarizer 3 through an optical fiber 11 and an optical connector 13. The direction of polarizing the incident light is set with the polarizer 3 and the incident light passing through the light detecting element 5 being subjected to a modulation proportional to the intensity of an external magnetic field H with the element 7 is introduced into a divergence device 27 through an optical connector 13' and an optical fiber 11'. Then, the incident light is diverged with the divergence device 27 to those with respective wavelengths lambda1 and lambda2 and separate lights are detected with photo detectors 33 and 33' containing PD29 and 29' and meters 31 and 31'.
Patent JP-S545339-A (JP)
Title: Digital input circuit
Inventor: HONNA TAKAO
IPC: G06F17/40
Filed: 1977-06-15
Abstract: PURPOSE: To reduce the number of components, to increase the reliability and to decrease the cost, by sectioning the functions of digital inputpackage into two. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H05318656-A (JP)
Title: Production of laminated sheet
Inventor: KIMURA KIKUO
IPC: B29L9/00
Filed: 1991-04-02
Abstract: PURPOSE:To provide a method for producing a laminated sheet reduced in the generation of defects because the appearance defects caused by the resin or foreign matter adhering to the surface of a double belt occure frequently in a method for continuously producing a laminated sheet by a double belt molding machine. CONSTITUTION:A long laminated sheet obtained by stacking a required number of long resin-impregnated base materials and further arranging a long metal foil on the upper surface and/or rear surface thereof is continuously subjected to heat and press molding by a double belt molding machine and the surface of the double belt after molding is continuously treated with a release agent.
Patent JP-H09230066-A (JP)
Title: Timepiece provided with rotary weight
Inventor: NAGAO SHOICHI
IPC: G04G99/00
Filed: 1997-03-24
Abstract: PROBLEM TO BE SOLVED: To improve power generating efficiency and attain miniaturization and decrease of cost, in a timepiece provided with rotary weight as a power generating means. SOLUTION: The upper tenon of a power generating rotor transmission wheel 25 constituting a generating wheel line is guided with a shaft receiving ball bearing fixedly secured with a rotary weight receiver 21. In the shaft receiving ball bearing, the outer ring 50a is fixed to the rotary weight 21, a plurality of balls 50b are directly engaged with the upper tenon of the power generating rotor transmission wheel 25. Positioning in the upper direction of the power generating rotor transmission wheel 25 is performed by a presser ring 50c fixed to the outer ring 50a.
Patent JP-S61229994-A (JP)
Title: Electric fan
Inventor: HAYASHI MASANARI
IPC: F04D25/08
Filed: 1985-04-03
Abstract: PURPOSE:To facilitate the assembly of an electric fan, by providing a ring having portions of larger and smaller diameters than the outside diameters of the front and rear guards of the fan, and by providing a plurality of elastic ribs on the inside surface of the larger-diameter portion of the ring along almost the total circumference of the ring. CONSTITUTION:A ring 6, which has a front portion 7 of smaller diameter than the wire 5a of a front guard 5 and that 3a of a rear guard 3 and has a rear portion 8 of larger diameter than the wires 5a, 3a, is provided. A plurality of elastic ribs 12, 13 are provided in front and rear positions on the inside surface of the larger-diameter portion 8 of the ring 5. As a result, the ring 6 and the front guard 5 can be easily assembled and disassembled, and the number of parts can be reduced.
Patent JP-H02250342-A (JP)
Title: Inner-lead bonding apparatus
Inventor: TAKEDA YASUSHI
IPC: H01L21/60
Filed: 1989-03-24
Abstract: PURPOSE:To simplify an arrangement operation before starting a bonding operation and to enhance an operation rate of an apparatus by providing a judgment apparatus used to judge a dummy tape and a carrier tape; and a carrier-tape leading function which automatically positions the head part of the carrier tape in a bonding position on the basis of a judged result by the judgment apparatus. CONSTITUTION:Before a bonding operation is started, a dummy tape 1B connected to a carrier tape 1A is set on a busing reel 12; the dummy tape 1B is wound continuously. During this process, a magnetic proximity sensor 26 as a judgment apparatus judges the dummy tape 18 and the carrier tape 1A, and recognizes the head part of the carrier tape 1A. A control apparatus 24 controls a-tape-feed motor 21 on the basis of a judged result by the magnetic proximity sensor 26, and automatically sets the head part of the carrier tape 1A to a bonding position. Accordingly, a carriertape leading operation can be automated after the dummy tape 1B has been set on the housing reel 12. Thereby, an arrangement operation before starting the bonding operation can be simplified, and an operation rate of an apparatus can be enhanced.
Patent JP-S6291424-A (JP)
Title: Spinel type ferrite granular powder having spherical type and its production
Inventor: MORI KEIZO
IPC: H01F1/00
Filed: 1985-04-02
Abstract: PURPOSE:To produce the titled powder which has a spherical shape and less flocculation properties among the mutual grains by passing an O2-contg. gas into an aq. soln. contg. hydroxide of Fe<2+> and M<2+> in the presence of water soluble silicate to oxidize it and adding alkali hydroxide in the amount of specified range. CONSTITUTION:Hydroxide of Fe<2+> and M<2+> (M<2+> is Mn, Zn, Cu, Ni, Co, Mg and etc.) is oxidized by passing an O2-contg. gas while heating it at 70-100 deg.C into a reacted aq. soln. of Fe<2+> salt and M<2+> salt contg. hydroxide of Fe<2+> and M<2+> which is obtained by allowing an Fe<2+> salt aq. soln. and an M<2+> salt aq. soln. contg. <=50mol% M<2+> for Fe<2+> contained in the aq. soln. to react with alkali hydroxide having 0.80-0.99 equivalent for total quantity of Fe<2+> and Mn<2+>. On such occasion, water soluble silicate is allowed to exist by 0.1-50atom% expressed in terms of Si for Fe<2+>. Then >=1.00 equivalent alkali hydroxide for the total quantity of Fe<2+> and M<2+> remaining in the reacted mother liquid after the oxidation is added to the hydroxide of Fe<2+> and M<2+> under the same conditions as this heating and oxidation conditions. Thereby spinel type M<2+>xFe<3+>2O4 grain (0<x<=1) having a spherical shape and 0.40-1.30g/cm<3> bulk density is formed.
Patent JP-S58189572-A (JP)
Title: Object detector by ultrasonic wave
Inventor: TAKANO MASAHARU
IPC: G01S15/88
Filed: 1982-04-28
Abstract: PURPOSE:To detect face information extending to the circumferential edge part of an object, by deciding a detecting distance on the basis of a zero crossing point of an ultrasonic receiving signal having no influence on a condition of a propagation path and a reflection factor of the object. CONSTITUTION:A reflected ultrasonic wave from an object 6 by an ultrasonic transmitter and receiver 1 is received, and an amplitude value of a receiving carrier 15 is written in a memory 24 through a CPU19 by an address corresponding to the time which makes transmission of a transmitting wave 14 a start point. On the basis of this stored contents, the CPU19 decides a zero crossing point 17 having no influence on a condition of an ultrasonic propagation path of the carrier 15 and a reflection factor of the object, and counts back and decides an address number of a receiving time point 18 corresponding to a distance to the object 6 by a fixed value M stored in the CPU19 from the point 17. Accordingly, a scattered ultrasonic wave from the circumferential edge part of the object 6 can also be utilized for deciding a distance of its circumferential edge part, face information extending to the circumferential edge part of the object is detected, and a robot, etc. can be controlled exactly.
Patent JP-H0581839-A (JP)
Title: Remote control circuit for video tape recorder
Inventor: PAAKU CHIYUN SU
IPC: H04N5/7826
Filed: 1992-03-27
Abstract: PURPOSE: To give users big convenience feeling by making a VTR controllable by using a remote controller from either of the TV displays when plural TV displays are separately connected with a VTR. CONSTITUTION: A TV control purpose MPU 240 analyses a remote control signal which a TV remote control signal receiver 230 outputs by receiving and processing a control signal from a remote control transmitter 100, and controls each TV at separate locations. At the same time, VTR remote control signal transmitter 220 provides pulse width modulation on VTR control signal(VCS) separated by MPU 240, and transmits the signal to a VTR system side through a radio frequency cable RFC. A VTR control purpose MPU 340 controls the VTR system by the control signal outputted from a remote control signal processing part 320 after receipt-processing of the VCR, and another control signal received by a remote control receiver 330 of the VTR itself. Thus, a great convenience feeling can be given to users.
Patent JP-H07283789-A (JP)
Title: Data transmitter and x-ray ct device using the same
Inventor: ONO MASAHIKO
IPC: H04B10/112
Filed: 1994-04-08
Abstract: PURPOSE:To provide the data transmitter preventing the influence of the noise by providing a shield member shielding the 1st member with a light emitting means and a 2nd member with a light receiving means. CONSTITUTION:A disk-shaped rotating plate 21 and a disk-shaped fixed plate 22 are arranged opposite to each other. The twelve bases are arranged in succession on the fixed plate 22 in a circular shape. Each base is covered by circular shield plates 23a and 23b and the only photodiodes 3 and 6 and LEDs 4 and 7 are exposed. Thus, the noise to be entered from outside and the noise to be emitted outside can be prevented and the erroneous transmission of data and the erroneous operations of the device from outside can be prevented. If the data transmitter is used for the X-ray CT device, the malfunction of the device is reduced. For example, the noise to be generated in the CT picture to be prepared can be reduced.
Patent JP-S51146290-A (JP)
Title: Detecting device of defective places of sulfuric acid transferring pip e
Inventor: IKEMI SHINICHI
IPC: C01B17/69
Filed: 1975-06-10
Abstract: PURPOSE: A pipe breaked down detecting device capable of automatically detecting a position of sulfuric acid leakage in a sulfuric acid transferring pipe for designing labor saving of checking operation. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S55164019-A (JP)
Title: Nitrogen adding agent for iron and steel and preparation thereof
Inventor: TOYODA TOSHIO
IPC: B22F1/00
Filed: 1979-06-07
Abstract: PURPOSE:To prepare ritriding iron as an N adding agent to be added to a molten iron and steel containing 1.0-10.5% of N by a method wherein iron powder obtained by reducing oxidized iron powder is nitrided by heating within a gas stream such as decomposed ammonia gas or the like. CONSTITUTION:Oxidized iron powder, scale, good quality iron ore ore the like is ground to 10 mesh or less and introduced into a reductive nitriding furnace. The atmosphere within a furnace is replaced to a reductive gas atmosphere such as decomposed ammonia gas, hydrogen gas or CO gas and oxidized iron is reduced to iron by heating to 500-1,100 deg.C. Subsequently, this iron is maintained at 350- 750 deg.C for 2-50hrs. within a mixed gas of nitrogen and hydrogen or decomposed ammonia gas to obtain a nitriding iron containing N; 1.0-10.5wt%. This nitriding iron is prepared as a sintered product or a powdery product due to the height of temp. during reducing reaction and this product is added to pig iron or steel in a molten condition and N content thereof is easily increased to an objective value.
Patent JP-H08246209-A (JP)
Title: Athletic clothing
Inventor: OGINO TAKESHI
IPC: D04B21/00
Filed: 1995-03-02
Abstract: PURPOSE: To obtain an athletic clothing reduced in the fluid resistance on the body, by imparting the original clothing with directionality through finishing in either regular car reverse way ridges on the surface of the clothing. CONSTITUTION: A base fabric imparted with directionality through overlapping its one side ridges on the surface is disposed in regular way from above to below throughout the body of a clothing; specifically, the base fabric is disposed band-fashion at a width of 3-5cm along the direction from the collar, the shoulder, the outside of upper arm, the outside of lower arm to the wrist and the surface ridges are put in reverse way relative to the flow direction of fluid. Thereby, the point of fluid departure off the body can be shifted backward and the fluid resistance on the body can be markedly reduced (the arrow marks denote regular way).
Patent JP-H11315853-A (JP)
Title: Friction clutch
Inventor: ACKER CHRISTOPHE
IPC: F16D13/58
Filed: 1999-03-16
Abstract: PROBLEM TO BE SOLVED: To optimize the structure and manufacturing cost by providing a circumferentially extending inclined passage on a rear regulating device so as to be effective between a disc spring and a casing, and providing an integral molding part supported by the inclined passage supported by the casing on the disc spring. SOLUTION: This friction clutch 1 comprises a thin plate casing 2, and a pressure plate 3 connectable thereto in such a manner as to be non-rotatable and displaceable within a certain axial range, and a disc spring 4 as a pressure contact spring is fastened between the plate 3 and the casing 2. The disc spring 4 is properly rotated around a support area 5, the support area 5 on the side turned to the casing 2 is formed of a rotating support part 6, and the rotating support part 6 is the component of an automatic after-regulating device 7. The casing 2 supports an inclined passage 20, and the inclined passage 20 is formed integrally with the casing 2. The rotating support part 6 has a running-on inclined passage 21 extended in the circumferential direction and having an axial upward gradient. According to such a structure, the assembling is facilitated, and the number of part items can be reduced.
Patent JP-S59197360-A (JP)
Title: Method and device for heating molten metal charging nozzle
Inventor: NOMURA TAKATERU
IPC: B22D11/10
Filed: 1983-04-21
Abstract: PURPOSE:To reduce heating time and to heat thoroughly the inside surface of a charging nozzle in a method for heating the nozzle by the burners on the wall surface of a vessel in the vessel by sucking the gas in the nozzle by an evacuating device. CONSTITUTION:The greater part (or the whole part) of a nozzle 1 provided with a holding fixture 13 is axially inserted into a heating vessel 2 having refractories 11 on the inside surface and burners 3 on the side wall, from the top of said vessel. An evacuating device 4 is provided in an upper aperture 20 of the nozzle 1. When the heating by the burners 3 is started and the gas in the nozzle 1 is sucked by the device 4, high-temp. gas 12 is supplied into the vessel to enter the inside of the nozzle 1 from the lower aperture 2 thereof. Said gas ascends in the nozzle and is evacuated through the device 4 while heating the inside of the nozzle 1.
Patent JP-H04282211-A (JP)
Title: Manufacture of wall panel
Inventor: HOTTA MASAO
IPC: B29L31/10
Filed: 1991-03-11
Abstract: PURPOSE:To reduce the amount of foaming resin to fill and consequently the production cost of a wall panel by a method wherein a plurality of solid filling materials, each of which is cheap in price and has proper heat insulating properties, are placed in the spaces of the wall panel, in the wall panel in which the foaming resin is to be filled. CONSTITUTION:Under the condition that a plurality of solid filling materials 13 are arranged on the rear wall surfacing material 12 in a thin box-like first wall surfacing material consisting of a frame 11 and the rear wall surfacing material 12, polyurethane foam 22 is spread in the interior space of the wall surfacing material. During the expansion of the foam, a flat plate-like first wall surfacing material 14 is abutted from above against the frame 11 and fixed to it. Since the polyurethane foam 22 has self-adhesion property, the front wall surfacing material 14, the rear wall surfacing material 12, the frame 11 and the solid filling materials 13 are integrally and strongly bonded and fixed together after the completion of expansion.
Patent JP-H04305810-A (JP)
Title: Magneto-resistance effect type head
Inventor: KANAMINE MASAAKI
IPC: G11B5/39
Filed: 1991-04-03
Abstract: PURPOSE:To offer a magneto-resistance effect type head capable of narrowing a reproducing gap by employing such constitution that a magneto-resistance effect element can be arranged in the center of the reproducing gap in the magneto-resistance effect type head used in a magnetic disk device, etc. CONSTITUTION:This magneto-resistance effect type head which permits a current to flow on a magneto-resistance effect element 11 arranged in the reproducing gap 14 formed between two magnetic shields 13a, 13b and reproduces a signal magnetic field from a magnetic recording medium 17 by utilizing a magneto- resistance effect is comprised in such a way that the magneto-resistance effect element 11 is arranged in the center of the reproducing gap 14, and also, an irregular part 20 with a condition formed at prescribed pitch. for example, changing irregularly in a direction at right angles to the current on the magneto- resistance effect element 11 is formed on a plane confronting with the magneto- resistance effect element 11 of the magnetic shield 13b on one side.
Patent JP-S58189445-A (JP)
Inventor: OBARA MITSUYA
IPC: E04C5/18
Filed: 1982-04-26
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H10253494-A (JP)
Title: Test model
Inventor: TSUJITA KAZUYOSHI
IPC: G01M9/08
Filed: 1997-03-07
Abstract: PROBLEM TO BE SOLVED: To make the vibrational characteristic of a test model possible to be analogous to that of an actual bridge by forming slits and a cut line on a rigid rod to adjust rigidity, and partially reducing the cross sectional area. SOLUTION: Slits 21 with the width of about 2-3mm are partially formed at some intervals 20 in the opposite directions from the end faces in the width direction on a rigid rod 2 with a wide cross section like a bridge girder portion, and a cut line 25 with the width of about 2-3mm is formed in the peripheral direction on a rigid rod for a leg section to partially reduce the cross sectional area and adjust extensional rigidity. Positions giving no effect to vibrational characteristic are obtained by a vibrational analysis for the positions of the slits 21 and cut line 25, and the interval 20 and length 22 of the slits 21 and the depth of the cut line are obtained by computation in advance.  U-shaped springs are arranged for reinforcement at the portions having weak flexural and torsional rigidity when the slits 21 and cut line 25 are formed to make the vibrational characteristic analogous to that of an actual bridge. The bending, elongation, and torsional rigidity of the rigid rod 2 can be adjusted, and a high-accuracy wind tunnel test model is obtained.
Patent JP-S51147385-A (JP)
Title: This device separates ion in mass charge ratio
Inventor: NAKAMURA KAZUMITSU
IPC: H01J49/26
Filed: 1975-06-13
Abstract: PURPOSE: An electric field electrode is formed by a gauze, preventing the reflection and scattering of incidence ions and improving hte separating performance of separation ions. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S51147384-A (JP)
Title: Gas sampling device for an analysis device
Inventor: NARATO KIYOSHI
IPC: G01N1/22
Filed: 1975-06-13
Abstract: PURPOSE: Twe ejectors and three bleeding tubes are installed, allowing samples to induce to an analysis device after samples are diluted directly or by wide range multiple by one device and simple operation. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H02249634-A (JP)
Title: Manufacture of tack with cord
Inventor: MINEGISHI MASAHARU
IPC: B31D1/00
Filed: 1989-03-23
Abstract: PURPOSE:To remarkably improve the productivity, while cord-fitting operation is simplified by a method in which in the state where a cord is positioned on two small pieces in parallel arranged by causing the cord to pass through the groove provided in a frame, another small piece is further superimposed thereon, and then the upper and lower small pieces are integrally welded. CONSTITUTION:A peeling mount 6, is placed in the frame 2 on a lower electrode 1. Next, the small pieces 8 enclosed with a cutting off line 7 are arranged two by two in parallel, and are made in a pair, and then after the trasparent thermoplastic sheet 9 in which said pieces are separately arranged alternately with each other left and right, has been superimposed on the peelable mount 6, the part except the small pieces is drawn out. A cord 11 is extended through the hole 4 of a cord-guiding plate 16, and is positioned on the small pieces 8 through a groove 3. The thermoplastic sheet 14 in which the small pieces 13 enclosed by the cutting off line 7 similarly to the small pieces 8 are arranged, is placed on the cord 11. The upper and lower small pieces 8, 13 are integrally welded by the upper electrode 15 of a welder, whereby the cord 11 is nipped adhesively therebetween.
Patent JP-H10265500-A (JP)
Title: New protein
Inventor: SHIMOMURA TAKESHI
IPC: C12R1/91
Filed: 1997-03-25
Abstract: PROBLEM TO BE SOLVED: To obtain a new protein for analysis of regulation of HGF-activating factor, and activity and functions of HGF, originated from human cancer cells, having a specific molecular weight, and inhibitory activity for the protease activity of hepatocyte growth factor(HGF)activating factor. SOLUTION: This protein is a new protein having a molecular weight of about 48,000 dalton determined by SDS-polyacrylamide gel electrophoresis and inhibitory activity for the protease activity of the hepatocyte growth factor- activating factor, is useful as a regulatory factor for the activity of the hepatocyte growth factor-activating factor and as an indirect regulatory factor for the hepatocyte growth factor, and in addition, as a tool and/or means for analysis of functions of these factors.  This new protein is obtained by inoculating and growing MKN 45 cells as a human cancer, cell line in a medium, then, repeatedly culturing them in a serumless medium, concentrating the resulting supernatant by an ultrafiltration membrane, passing the concentrate through a hydroxyapatite column, eluting the adsorbed substance, and subjecting the eluate to an affinity column and reversed-phase chromatography to effect purification.