baber/WOPTO huggingface dataset:
Patent JP-H0247239-A (JP)
Title: High-strength sintered hard alloy and its production
Inventor: SAITO TAKESHI
IPC: C22C29/00
Filed: 1988-08-09
Abstract: PURPOSE:To improve wear resistance, fracture toughness value, and strength by allowing proper amounts of sheet-like WC to exist as a mixture in a hard phase of a hard alloy consisting of the hard phase composed of WC and Bi-type solid solution and a binding phase composed principally of Co. CONSTITUTION:In a first powder consisting of the carbides, carbonitrides, and carbon oxides of the group IVa, Va, and VIa metals and mutual solid solutions thereof, W is allowed to enter into solid solution to supersaturation. A starting material consisting of the above first powder and a second powder composed principally of Co is mixed, compacted, and sintered. In the course of the above sintering stage, in the sectional structure of the resulting sintered hard alloy, WC in the state of sheet-like body triangular shape or polygonal shape in which maximum size is regulated to 2-20mum and is at least twice the minimum size and which is composed principally of needlelike shape, bar-like shape, and square shape is allowed to crystallize out at least by 5vol.% based on the whole sintered hard alloy from the solid solution in which W is allowed to enter into solid solution to super saturation. The above high-strength sintered hard alloy is suitable for use in material for cutting tools and wear-resistant tools.
Patent JP-2000026552-A (JP)
Title: Acrylic rubber-based impact strength modifier and hard poly(vinyl chloride)-based resin composition
Inventor: ITO KOICHI
IPC: C08L27/06
Filed: 1998-07-14
Abstract: PROBLEM TO BE SOLVED: To provide a modifier capable of giving molded products excellent in impact resistance (esp. low-temperature impact resistance) and weather resistance in a small quantity added. SOLUTION: This acrylic rubber-based impact strength modifier contains an acrylic rubber-based graft copolymer obtained by the graft polymerization of a poly(alkyl (meth)acrylate)-based rubber comprising a plurality of rubber ingredients respectively having different glass transition temperatures from each other with at least one kind of vinyl-based monomers as a principal ingredient. The poly(alkyl (meth)acrylate)-based rubber has two or more glass transition temperatures of <=10 deg.C. This vinyl chloride-based hard resin composition comprises the acrylic rubber-based impact strength modifier and a vinyl chloride- based hard resin.
Patent JP-S6356659-A (JP)
Title: Electrophotographic toner composition
Inventor: HAGIWARA KAZUO
IPC: G03G9/087
Filed: 1986-08-27
Abstract: PURPOSE:To improve the fixability of a toner compsn. at low temp. and the offsetting resistance by using a specified urethane modified polyester-polyester mixture. CONSTITUTION:A mixture consisting of urethane modified polyester (A) and polyester (B) in 20/80-95/5 weight ratio of A/B and having 40-75 deg.C glass transition temp. is used as the principal component of a toner compsn. The polyester A is obtd. by reacting 1mol polyester having 1,000-30,000 number average mol.wt. with 0.3-0.95mol diisocyanate. The polyester B has 1,000-10,000 number average mol.wt., <=1 OH value and 11-120mgKOH/g acid value. When the toner compsn. is used, a stable high quality image is always obtd. by high-speed copying with small consumption of heat.
Patent JP-H1039221-A (JP)
Title: Scanning optical microscope with dark output correcting function
Inventor: NAKAGAWA SHUJI
IPC: G02B21/00
Filed: 1996-07-29
Abstract: PROBLEM TO BE SOLVED: To switch a confocal detecting system and a non-confocal detecting system with a simple mechanism, to accurately correct a dark current generated in an optical detector in real time and to obtain a good image, by dividing an optical detecting part into plural photodetecting parts and controlling one of the photodetecting part to be a dark output correcting area which is shielded from light. SOLUTION: Signals generated in the photodetecting parts 12a to 12c corresponding to selectively inputted switches A to C are selected from an output selection switch 35. The photodetecting parts 12a to 12c are concentrically arranged, then, the result equivalent to the selection of the system of the photodetecting surface of the photodetecting part is obtained. Besides, the light current generated from the photodetecting part 12d which is shielded from the light is current/voltage-converted by a resistance 30d, then, the converted voltage signal is connected to amplifiers 31a to 31c through an amplifier 31d, an inversion amplifier 31 and resistors 33a to 33c, then, the dark outputs generated in respective photodetecting parts 12a to 12c are corrected.
Patent JP-H0486367-A (JP)
Title: Fuel injection valve
Inventor: MATSUZAKA MASANORI
IPC: F02M51/06
Filed: 1990-07-30
Abstract: PURPOSE:To supply an atomized fuel into an internal combustion engine with an optimum timing by providing a valve driven by a laminate type actuator on the top of a Langevin oscillator, and supplying and atomizing a liquid fuel measured and injected by this valve. CONSTITUTION:A liquid fuel supplied to a fuel inlet port 25 fills a fuel chamber 26, and is injected when a valve 20 is opened. The valve 20 is regularly energized in close direction, a seal plate (diaphragm) 22 is elastically deformed by the displacement of a laminate type actuator 6 to press the upper end part of the valve 20, and the valve 20 is opened. When the valve 20 is opened to inject the liquid fuel, the liquid fuel runs onto the top part of a horn 11 situated on the outer circumference of a nozzle 15. At this time, as the top of the horn 11 is in resonance state by an ultrasonic generating part 10, the liquid fuel is atomized there when a thin film of the liquid fuel is formed on the top part surface of the horn 11. Namely, the liquid fuel measured and injected by the valve 20 is supplied into the combustion chamber of an internal combustion chamber as an atomized fuel.
Patent JP-H0363594-A (JP)
Title: In-reactor instrumentation device for fast reactor
Inventor: OGIWARA SAKAE
IPC: G21C17/07
Filed: 1989-08-02
Abstract: PURPOSE:To reduce the occupation area of the in-reactor instrumentation device by fitting different kinds of detectors to one in-reactor instrumentation plug. CONSTITUTION:The in-reactor instrumentation plug 2 is fixed to the roof slab 13 of a reactor container, a cylindrical sleeve 14 is connected to its lower part, and a sleeve 15 is connected to the lower part of the shield body 5 of a broken fuel detecting device 3 fixed to the plug 2. Further, a level gauge 4 fixed to the plug 2 is inserted into a guide pipe 10 and parts of the guide pipe 10 and sleeve 15 which extend into a cooling material 12 are fixed to the sleeve 14 by an cross-arm material 11 to constitute an in-reactor assembly 1.
Patent JP-S6442736-A (JP)
Title: Arithmetic unit
Inventor: YAMADA KAZUHISA
IPC: G06F7/72
Filed: 1987-08-10
Abstract: PURPOSE:To decrease the number of elements so as to be suitable for an LSI conversion, by constituting the titled unit of a logic circuit by utilizing a fact that 4 is lmod.3. CONSTITUTION:The titled unit is provided with mod.3 adders 1a-1g, and 2-bit full adders 2a-2n. When an input data of 16 bits is delimited by 2 bits each from an LSB (Least Significant Bit), x0 is a quaternary number, and x0= Y7.4<7>+Y6.4<6>+Y5.4<5>+Y4.4<4>X<+>Y3.4<3>+Y2.4<2>+Y1.4<1>+Y0.4<0>. Since 4 is 1mod.3, it can be simplified as per the following expression. x0=Y7+Y6+Y5+Y4+Y3+ Y2+Y1+Y0 mod.3, and when this expression is rewritten, y0={(Y7+Y6 mod.3)+(Y5+Y4mod.3)mod.3}+{(Y3+Y2mod.3)+(Y1+Y0mod.3)mod.3}, and the mod.3 conversion of an input of 16 bits can be constituted of seven pieces of mod.3 adders of 2 bits + 2 bits. In such a way, by constituting the mod.3 conversion of a logic circuit, a small number of elements are enough, and this unit is suitable for an LSI conversion.
Patent JP-H06166347-A (JP)
Title: Instrument panel of automobile
Inventor: MATSUMOTO MASATO
IPC: B60K37/00
Filed: 1993-08-11
Abstract: PURPOSE:To increase the strength of core-material resin and a skin material by integrally sticking the skin material on the surface of a thermoplastic resin core material, and also by forming the exposed part of the core material in at least one place on the surface of an instrument panel, and by providing at least Pa core-material layer penetrating holes to this exposed part. CONSTITUTION:In an instrument panel in which a skin material 6 is stuck on a thermoplastic resin core material 7, each one exposed part 8 where the core material 7 is exposed without being provided with the skin material 6 is provided on both the right and left sides of the instrument panel, and a plurality of penetrating holes 10 are formed in the respective exposed parts 8. The end of the skin material 6 is pressed against the core-material resin side, so that the end surface of the skin material 6 can be prevented from being brought onto the surface at the boundary of the exposed core material 7, and also the core material part 7 is raised so as to be brought into contact with the end surface of the skin material, and the end surface of the skin material 6 is buried in and fixed to the exposed core-material resin surface, so that a groove 9 is formed in the boundary part between the end part of the skin material 6 and the exposed part 8 of the core material. Thus, the joining strength of the core material 7 and the skin material 6 can be increased, and also the end surface of the skin material 6 surrounding the opening part can be finely finished.
Patent JP-H0484918-A (JP)
Title: Vacuum cleaner
Inventor: FUKUOKA HIDETOSHI
IPC: A47L7/00
Filed: 1990-07-26
Abstract: PURPOSE:To prevent the motor-driven air blower from executing an over speed operation by constituting this cleaner so that when a large quantity of water is sucked, a float ascends and moves, and magnet of the float concerned approaches a protective switch and operates the protective switch. CONSTITUTION:When a liquid such as a large quantity of water, etc., is sucked, a float 38 ascends and moves, and a communicating port 36 is closed up. In this case, a magnet provided on the float 38 approaches a protective switch 43, the protective switch 43 is operated thereby and switched from a turn-on state to a turn-off state, a photo-triac 46 is turned off, feed to a motor-driven air blower 9 is stopped, and the motor-driven air blower 9 stops. When the motor-driven air blower 9 stops, a float 41 is lowered, thereby the protective switch 43 becomes a turn-on state but since the photo-triac 46 does not operate, the motor-driven air blower 9 does not rotate. In such a manner, when a large quantity of water is sucked, the float 41 is ascended and moved, the communicating port 36 is closed up, it is prevented that water is sucked into the motor- driven air blower 9, it is prevented that the motor-driven air blower 9 becomes an insulation failure, and also, the generation of rust is prevented.
Patent JP-H1143902-A (JP)
Title: Vibration-proofing device for subway and method for replacing rubber support in the same device
Inventor: SHIMIZU HIROSHI
IPC: E01B1/00
Filed: 1997-07-25
Abstract: PROBLEM TO BE SOLVED: To facilitate replacement of a rubber support in a vibration-proofing device for a subway. SOLUTION: Rubber supports 16 are placed on a bottom surface of a tunnel 10, and a vibration-proofing slab 17 is placed on the rubber supports 16. Steel pipes 24 are buried in the vibration-proofing slab 17 at four of forward/back and right/left positions, and cylindrical protective cases 34 are provided to stand above the steel pipes 24. A roadbed 20 is laid on the vibration-proofing slab 17, upper end parts of the protective cases 34 are exposed, and caps 35 are put on upper end opening parts of the protective cases 34.
Patent JP-S6447263-A (JP)
Title: Water pump
Inventor: KUWABARA HISAO
IPC: H02K44/04
Filed: 1987-08-12
Abstract: PURPOSE:To reduce components by using a superconducting coil for a magnet and applying a strong magnetic field to a sectional direction of a duct line. CONSTITUTION:A water pump is constituted of a pump case 1, a positive and a negative electrode 2-3 of DC power 4, a superconducting coil (specially, a cold superconducting coil) 6 and other. And, a direction of the magnetic field is from top to bottom, and DC is supplied to the water in the case 1 from the positive electrode 2 to the negative electrode 3. Accordingly, the electric current in the water generates in the strong magnetic field, thus the force operates on the water to which the current is supplied, and the water is discharged continuously as a pump.
Patent JP-S58101463-A (JP)
Title: Mos type semiconductor device
Inventor: IIDA TETSUYA
IPC: H01L29/78
Filed: 1981-12-11
Abstract: PURPOSE:To provide diode characteristics having substantially zero forward voltage drop by interposing power sources having substantially equal threshold voltage between the gate and the source or drain of an IGFET. CONSTITUTION:Since n-channel enhancement type MOSFETs Q1, Q2 have parameters which are determined by the similar threshold voltage Vth and the shape of the FET, a voltage which is substantially equal to the threshold voltage Vth of the Q1 is applied between the gate G and the drain D of the Q1 by the bias current source T0 and the Q2, with V0-V2=Vth+(2I0/beta)<1/2>. Accordingly, when (2I0/beta)<1/2<Vth is set by selecting the beta, I0, V0-V2 Vth, and is operated as the diode having forward voltage drop Vf=0. Further, since the Vth of the Q1, Q2, the parameters such as the length and width of the channel, are equal, even if the Vth is varied by the influence of the external factor, they affects eually the Q1, Q2, and the diode characteristics are maintained without variation. Similar characteristics can be performed with p-channel enhancement type FET.
Patent JP-H0758895-A (JP)
Title: Communications system equipment
Inventor: KATO YUKIHIKO
IPC: H04N1/00
Filed: 1993-08-12
Abstract: PURPOSE:To output a content of a sent document to a telephone set of a receiver side as a voice signal by registering sent facsimile data, converting the data into character data and converting the data into voice data and sending the converted voice data to a telephone set of the receiver side. CONSTITUTION:A content desired to be outputted as a voice signal is sent to a receiver side telephone set as facsimile data in the communications system equipment 1 connected from a sender side facsimile equipment (FAX) to a public telephone communication network (PSTN) and ISDN or the like. The equipment 1 uses a FAX data character data conversion section 6 to convert the facsimile data into character data and registers the data to a storage section 4 and after the character data are converted into voice data by a character data voice data conversion section 5 and the converted voice data are set to the receiver side telephone set. Thus, based on the voice signal outputted by the telephone set, the content of the document sent by the facsimile equipment is easily and surely recognized.
Patent JP-S6448779-A (JP)
Title: Sorter
Inventor: IRIE YOICHIRO
IPC: B65H39/11
Filed: 1987-08-12
Abstract: PURPOSE:To easily remove a jam occurring between bins by independently supporting both sides of the downstream end parts of plural bin-trays arranged above and below through guide ways on a supporting wall, and gradually widening the guide ways upward. CONSTITUTION:Plural sorters 6 (18 sets in the figure) are fitted between side walls 18, 14 on both sides of a supporting frame 4 that they can oscillate toward their downstream side (the left in the figure). On the upstream side of the sorters 6, trunnions 12 in a slit 16 provided on side walls 13, 14 are moved up and down by a transferring mechanism 18 to introduce a sheet P moving from an upstream side between the trunnions 12, namely into a widened space on the upstream side of the sorter 6. Both sides of the downstream side of each sorter 6 are connected through rising pieces to protruding pieces respectively, which are beared through guide ways 56 on a supporting wall 54 gradually widened upward. Thus a jam occurring between sorters 6 can be easily removed.
Patent JP-S6260272-A (JP)
Title: Solar battery
Inventor: TAKEUCHI EIICHI
IPC: H01L27/142
Filed: 1985-09-10
Abstract: PURPOSE:To simplify an assembly process of a small size electronic apparatus by forming a thin film type charging capacitor on a back plane of a solar battery main body. CONSTITUTION:A capacitor 6 is composed of practically three capacitor parts 6a-6c formed on back planes of respective solar battery parts 1a-1c of a solar battery main body 1. This charging capacitor 6 utilizes backside electrodes 5 and 5 of the solar battery main body 1 as electrodes of one side and the respective capacitor parts 6a-6c are composed of the backside electrodes 5 and 5 of the respective solar battery parts 1a-1c, a lower electrode 8 which faces the respective backside electrodes 5 and 5 in common and an insulating layer 7a provided between the backside electrodes 5 and 5 and the lower electrode 8. The lower electrode 8 is connected to an anode terminal A lead out from a surface side transparent electrode 3 of the first solar battery part 1a and upper electrodes of the respective capacitor parts 6a-6c are connected to cathodes of the respective solar battery parts 1a-1c by using the upper electrodes in common with the backside electrodes 5 and 5 of the respective solar battery parts 1a-1c.
Patent JP-S6260756-A (JP)
Title: Upside-down housing type stacker
Inventor: KOBAYASHI KIYOMASA
IPC: B65H29/18
Filed: 1985-09-10
Abstract: PURPOSE:To true up a tip end of paper irrespective of a degree of its stiffness, by installing a limit guide shiftable along a stack guide, and constituting the paper conveyed so as to cause the tip end to hit the limit guide along the stack guide. CONSTITUTION:A paper conveying mechanism consists of a conveyor belt 10, a paper retainer roller 13 and a paper retainer guide 14. In a guide body 20 for storing sheets PP, there are provided with a side guide 21, guiding these sheets PP at both sides of the latter, and a limit guide 23 capable of moving in a height direction along a stack guide 2. Also there is provided with a stack roller 3 which is shiftable in the paper conveying direction of the conveyor belt 10. Therefore, the stack roller 3 moves according to a stack quantity of the paper to be conveyed by the conveyor belt 10, and the paper PP rises along the stack guide 2, assisting it to hit the limit guide, so that a job for turning up the tip end of the paper comes easy.
Patent JP-H0737799-A (JP)
Title: Fine pattern formation for semiconductor device
Inventor: OBARA FUMIO
IPC: G03F7/11
Filed: 1993-07-19
Abstract: PURPOSE:To multiply attenuate reflection light from a patterning film by optical absorption and optical interference by forming an SiNX film which is semi-transparent to an exposure wavelength and satisfies specified conditions between a resist film and a patterning film. CONSTITUTION:An SiNX film 6 is made about 200nm or less as a reflection preventing film on a thin film 5 wherein pattern formation is performed for a wiring. An N/Si composition ratio of the SiNX film in the process is in the range of about 0.50 to 0.85. Furthermore, when a wavelength of exposure is (i) line and complex index of refraction n (n=n'-jk, n': refraction, k: extinction coefficient) of the SiNX film in this time is 2.20<=n'<=2.70 (0.03<=k<=0.24), or in the case of refraction in a wavelength of 633nm, 2.05<=n'<=0.40. When a wavelength of exposure is (g) line, refraction of the SiNX film in a wavelength of 633nm is made in the range of 2.15<=n'<=2.40. Thereby, a pattern is formed and a fine wiring is formed according to a desired mask pattern.
Patent JP-2000025941-A (JP)
Title: Parts feeder
Inventor: SHINKAWA MAKOTO
IPC: B65G47/51
Filed: 1998-07-15
Abstract: PROBLEM TO BE SOLVED: To provide a parts feeder that discriminates defective or different parts from conforming ones and rejects them. SOLUTION: The parts feeder includes a transfer path 7 where headed rodlike parts such as screws and rivets are conveyed in alignment, and an escapement 8 located at the end of the transfer path 7 to feed the headed rodlike parts carried thereto one by one. The parts feeder further has sensors S1 to S3 for detecting the length of the headed rodlike parts transferred along the transfer path 7, and a distribution unit 20 placed in connection with the escapement 8 to change the feed destination of the headed rodlike parts in response to the detection signals of the sensors S1 to S3.
Patent JP-H08268808-A (JP)
Title: New 2-(nonsubstituted or substituted) (benzyloxy or phenoxy)-4-substituted-6-meta-substituted phenoxypyridine, its production and herbicide
Inventor: SUGANO HISASHI
IPC: A01N43/40
Filed: 1995-07-13
Abstract: PURPOSE: To obtain a new 2-(nonsubstituted or substituted) (benzyloxy or phenoxy)-4-substituted-6-meta-substituted phenoxypyridine by specifically combining substitutent groups at the 4-position of a pyridine ring and at the 3-position of a phenoxy ring. CONSTITUTION: This new 2-(nonsubstituted or substituted) (benzyloxy or phenoxy)-4-substituted-6-meta-substituted phenoxypyridine is shown by formula I (R is a 1-4C alkoxy or cyano; X is a halogen, a 1-4C alkoxy, a 1-4C alkyl, a 1-4C haloalkoxy, a 1-4C haloalkyl, a 1-4C haloalkylthio, a 3-5C alkenyloxy, etc; Y is CF3 , difluoromethoxy, trifluoromethoxy, etc.; (m) is 0 or 1; (n) is 0-5) such as (2-benzyloxy-4-methoxy-6-(meta-trifluoromethylphenoxy)pyridine. The compound of formula I is obtained by reacting a 2-(nonsubstituted or substituted) (benzyloxy or phenoxy)-4-substituted-6-halogenopyridine of formula II (Z is a halogen) with a meta-substituted phenol of formula III.
Patent JP-H07109000-A (JP)
Title: Plasma cleaning process for surface in rf plasma source and space
Inventor: UERUDON ESU UIRIAMUSON
IPC: B08B7/00
Filed: 1994-08-25
Abstract: PURPOSE: To provide a method for removing contaminants from a surface of an object in space by low power and low gas consumption without scratching the surface to be washed. CONSTITUTION: Contaminants are cleaned from a surface of a body in space by generating a substantially space-charge neutral plasma reactive with contaminants, directing the plasma onto the contaminated surface at an energy below the surface sputtering energy of typically 20 eV, and reacting the plasma with the contaminants. An RF plasma source has a plasma tube 2, a gas supply system 24 for the tube, permanent magnets 14, 16 forming a magnetic field in substantially axial direction in the tube 2, and an RF antenna for generating a helicon wave in the tube 2 so as to maintain the plasma in the tube 2.
Patent JP-H0926074-A (JP)
Title: Axial direction connection mechanism of pipe member
Inventor: MIURA SHINYA
IPC: F16L25/00
Filed: 1995-07-13
Abstract: PROBLEM TO BE SOLVED: To provide an axial direction connection mechanism of pipe member which can connect pipe members having a rib in the axial direction with precision. SOLUTION: Pipe members 11 and 12 having a rib 13 in the axial direction on an outer peripheral surface are formed in a rib on an inner side in the axial direction of these connection ends 17, 17, and knotched sections 18, 18 for reducing rigidity of the pipe members 11, 12 are formed. Since precision of a raw material of the pipe members 11, 12 and machining accuracy by machine of the connection ends are low, positional deviation of mutual end faces in the axial direction of the pipe members 11, 12 is absorbed by the reduction of rigidity of the pipe members 11, 12 owing to the knotched sections 18, 18 even if the end faces do not coincide with precision so that the end faces can coincide with high precision and can be connected in air-tight condition in the axial direction by connection means 20 and 21.