baber/WOPTO huggingface dataset:
Patent JP-S5642375-A (JP)
Title: Semiconductor nonvolatile memory
Inventor: TSUCHIYA SHINPEI
IPC: H01L29/792
Filed: 1979-08-31
Abstract: PURPOSE: To lower writing and erasing voltages of the semiconductor nonvolatile memory by employing a direct heating Si 3 N 4  film of Si as a gate insulating film when forming a floating gate through a gate insulating film at the position between source and drain regions formed on a semiconductor substrate.  
     CONSTITUTION: A thick insulating isolation SiO 2  film 2 is coated on the periphery of a p type Si substrate, n +  type source region 4 and drain region 5 are diffused in the surface layer of the substrate 1 surrounded thereby, and an insulating film 3 made of PSG and the like is formed over the end between the regions 4 and 5 to the film 2. Then, a polycrystalline Si floating gate 7 is formed on the channel portion of the substrate 1 exposed between the regions 4 and 5. At this time an Si 3 N 4   film heat treated directly with Si as a gate insulating film 6 is employed. Thereafter, a polycrystalline Si control gate 9 is formed thrugh an SiO 2  film 8 on the gate  7, is surrounded by the PSG film 3, a window is opened thereat, an aluminum wire  11 is attached to the gate 9, and aluminum electrodes 10, 12 are also attached to the regions 4, 5 respectively. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H0320067-A (JP)
Title: Semiconductor device fitted with ceramic heat-radiating fins
Inventor: KAWASHIMA MASAMI
IPC: H01L23/34
Filed: 1989-04-29
Abstract: PURPOSE:To miniaturize a device and to improve heat radiation efficiency by constituting a substrate fitted with ceramic heat radiating fins so that it may sandwich a semiconductor element from both sides of it. CONSTITUTION:This is put in such structure that a semiconductor element 5 is sandwitched from both sides by high heat conductive ceramics, and heat radiating fins 10 are formed at one side of the ceramic, and a semiconductor element 5 is mounted directly on the smooth face of the ceramic. And the heat generated from the semiconductor element 5 is radiated in two directions from the two sides of the semiconductor element 5 directly through the ceramic. Hereby, heat radiating effect becomes large, and a semiconductor device of large output can be miniaturized as compared with the conventional structure.
Patent JP-S60254852-A (JP)
Title: Communication control system
Inventor: NEGISHI HITOSHI
IPC: H04L12/00
Filed: 1984-05-31
Abstract: PURPOSE:To prevent stations from receiving their own sent data by providing a communication mode part in each time slot, and turning off the communication mode part at each station when terminal information of an originating and a terminating station turns on and starting communication operation. CONSTITUTION:A data highway system is provided with a communication mode part CMM in each time slot TSl. When a communication circuit is set between the originating station and terminating station, a highway monitoring device SV turns on a communication mode assigned by a communication mode control part to send out data and then turns on terminal information parts SDR and RDR corresponding to their own stations when the date set ready is turned on. When the terminal information parts SDR and RDR of both stations are turned on, common control parts 5 of those stations turn off a communication mode part CMM to start a communication.
Patent JP-S60256689-A (JP)
Title: Fluid control device
Inventor: NAKAYA TAKENORI
IPC: H01F7/18
Filed: 1984-05-31
Abstract: PURPOSE:To improve a power saving effect, by providing a voltage converter which applies a voltage on the electromagnetic valve through boosting of the output voltage of a power device only during a given period of the primary stage in that a voltage is applied on an electromagnetic coil. CONSTITUTION:When a timer 6 in a signal generating device 5 outputs a release signal at a time t1, the signal is inputted to a voltage converter 9, and also energizes an exciting coil 7. Thus, a contact 8 is opened, the voltage converter 9 boosts the output voltage of a power device 4 only during a given time t2 commencing with input of a release signal, a voltage is applied on an electromagnetic coil 3 through the contact 8. After elapse of a given time, the voltage converter 9 outputs a voltage applied at an ordinary time. After a valve 2 is controlled to a release position, it may only be held in a release position, and thereby a relatively low voltage at an ordinary time is sufficient.
Patent JP-H09296998-A (JP)
Title: Moving type bundle washing apparatus
Inventor: KATAOKA HARUHIKO
IPC: F28G9/00
Filed: 1996-05-02
Abstract: PROBLEM TO BE SOLVED: To wash an area from a front face of a bundle to an interior thereof all over by mounting to a movable base a water washing nozzle, in which a jetting angle of a washing water is adjustable. SOLUTION: An angle of a water washing nozzle 2 is adjusted corresponding to an arrangement angle of tubes arranged in a bundle 1, and a movable base 3 is fixed with a level thereof adjusted and set. In this state, a high pressure water is fed to the water washing nozzle 2, and a running remote switch 11 is actuated to run a running water washing unit 21. After washing of an intended tube row of the bundle 1 is completed due to the unit running in one direction or reciprocatory running, the movable base 3 is caused to descend for washing of the subsequent tube row. The same procedure is repeated for washing of an entire area in the bundle 1.
Patent JP-S603357-A (JP)
Inventor: TAKEI KANZOU
IPC: E04F15/20
Filed: 1983-06-21
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-S5336744-A (JP)
Title: Combustion safety system
Inventor: MURATA HIROYUKI
IPC: F23N5/24
Filed: 1976-09-16
Abstract: PURPOSE:To stabilize action of an electromagnetic valve inserted into a fuel gas supplying passage at normal burning time by constituting to prevent a factor such as leak of unburned gas in a combustion safety system incorporated in a gas water heater or the like.
Patent JP-S5445542-A (JP)
Title: Driving coil for magnetic bubble
Inventor: HIROTA KAZUO
IPC: G11C11/14
Filed: 1977-09-19
Abstract: PURPOSE: To make easy the leading out of leads and the insertion and pulling out of the board, by constituting the driving coil for magnetic bubble through the combination of two coils and by improving the shape of coil.  
     CONSTITUTION: Two types of coils as shown in Figure can be formed with the major planes 4, 4', subplanes 5, 6, quartile circles 42, 42', or triangles 43, 43'. By two coils combinated at the front, the area constituted with the major planes 4, 4' is 2WXL and the coil length is not L+2W but L+W. Further, since at least one portion is open, it is convenient for the insertion and pulling out of the board. Further, the leading out of leads from the orthogonal driving coils like these is made easy, and since no special shape is required, it can be contributed to low cost 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H0412368-A (JP)
Title: Positively charged magnetic toner
Inventor: FUJIWARA MASAJI
IPC: G03G9/083
Filed: 1990-05-01
Abstract: PURPOSE:To obtain excellent offset resistance and good positive chargeability by specifying the electrostatic charge control characteristics of a quaternary ammonium salt and fatty acid metal salt to a specific relation with the triboelectrostatic charge quantity of iron power. CONSTITUTION:A charge control agent contains the quaternary ammonium salt, the fatty acid metal salt having >= 2.0wt.% metal content and 110 to 145 deg.C m.p. and a nigrosine dye. The trielectrostatic charge quantity with the iron powder has a relation Td>Tc>=Tb>=Ta with respect to the respective electrostatic charge control characteristics, where Ta: the electrostatic charge quantity of the toner contg. only the quaternary ammonium salt, Tb: the electrostatic charge quantity of the toner contg. only the fatty acid metal salt, Tc: the electrostatic charge quantity of the toner contg. the quaternary ammonium salt, the nigrosine dye and the fatty acid metal salt, Td: the electrostatic charge quantity of the toner contg. only the nigrosine dye. The high-quality images are always stably obtd. at and under any temp. and humidity in this way.
Patent JP-S5639865-A (JP)
Title: Rotary grindstone
Inventor: NAGATA MITSUHIRO
IPC: B24D5/00
Filed: 1979-09-03
Abstract: PURPOSE: To prevent chips from being jammed between a workpiece and a part of a grinding surface and lowering the accuracy of grinding, by providing a chip receiving pocket in a part of the grinding surface of a grindstone which is used to shape a tentatively heated ceramic piece.  
     CONSTITUTION: Some of chips, which are produced due to contact with the flat face 6C of a grindstone when a workpiece is ground, drop into a pocket 7 provided in the flat face 6C. The chips are thus prevented from being jammed between the workpiece and the flat face 6C and lowering the accuracy of the grinding. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S63276655-A (JP)
Title: Increasing system for peripheral equipment of non-stop computer system
Inventor: YOKOYAMA MASASHI
IPC: G06F13/10
Filed: 1987-05-08
Abstract: PURPOSE:To increase a peripheral equipment without stopping a computer system, by giving an instruction from a terminal equipment to an operating system and an application program. CONSTITUTION:When an instruction is given to an operating system 104 from a terminal equipment 102, a peripheral equipment increasing means 107 is started. As a result, a registering means 108 registers an increase of a peripheral equipment 113 to a management table 105. Subsequently, an initializing means 109 sets the equipment 113 to a usable state. The equipment 113 can use an application program 106, and this state id displayed on the table 105. Also, a kind and a quality of the equipment 113 are registered to the table 105 from the terminal equipment 102.
Patent JP-H09297047-A (JP)
Title: Fitting device for gas meter
Inventor: NAKAMURA MASAHIDE
IPC: G01F15/18
Filed: 1996-05-02
Abstract: PROBLEM TO BE SOLVED: To reduce steps and the number of parts for fitting a gas meter to the inside of a pipe shaft or the ground, make the degree of freedom of fitting position, and eliminate excessive load to gas piping due to self-weight of gas meter. SOLUTION: A supporting metal 1 is manufactured by using a C type channel, and the owing groove of the C type channel is set downward and inlet-side and outlet-side members 9 and a gas plug 29 are secured temporarily to the inside of the opening groove in advance. A distance between the members 9 is matched to that between the inlet side of the gas meter 102 and mouth rings 103 and 105 on the outlet side at the site, and the gas plug 26 on the inlet-side member side is connected with the inlet-side mouth ring 103 and the outlet-side mouth ring 105 is connected with the outlet-side member 9 side, then they are secured finnaly thereto. Thus, the connecting works at the site can be reduced and the degree of freedom of fitting position for the gas meter 102 be also improved, and further the number of parts can be reduced.
Patent JP-H04339115-A (JP)
Title: Valve system for four-cycle engine
Inventor: ODA HIDEJI
IPC: F01L1/18
Filed: 1991-05-16
Abstract: PURPOSE:To improve engine performance by reducing moment of inertia of a rocker arm. CONSTITUTION:There are provided a rocker shaft 11 forming an eccentric large diameter part, the first rocker arm 7 which is fitted directly around the same shaft and forms branching tip parts 7b, the second and the third rocker arms 8 and 9 which are fitted around the eccentric large diameter part on both sides of the first rocker arm and the first-the third cams to drive the first-the third rocker arms, and tip parts 8b and 9b of the second and the third rocker arms and the branching tip parts of the first rocker arm are superposed vertically upon each other. Furthermore, in one of a support part 7a of the first rocker arm and support parts 8a and 9a for the second and the third rocker arms, screw support parts 37 and 38 in which play adjusting screws 39 and 40 are installed are formed, and in the other, a screw receiving part 36 with which the tip parts of the play adjusting screws can be brought into contact is formed, and further, on the outer periphery of the support part for the first rocker arm, plural number of positioning projection parts 43A-43C capable of coming into contact with the side surfaces of the support parts for the second and the third rocker arms are formed.
Patent JP-H08303955-A (JP)
Title: Raw refuse disposal machine
Inventor: ASADA MASAHIKO
IPC: F26B21/00
Filed: 1995-05-10
Abstract: PURPOSE: To provide a raw refuse disposal machine which is highly efficient to dry up raw refuse and simple in a structure and handling. CONSTITUTION: This raw refuse disposal machine 1 is provided with a disposal tank 3 which houses and agitates raw refuse and heater 4 which heats the refusal tank 3 and a fan 7 which introduces vapor-included air generated in the disposal tank 3 outside the tank 3 and an inner cover 23 which covers the disposal tank 3 and concentrates the vapor generated in the disposal tank 3 and guides the vapor to an exhaust means by way of the fan 7 and a communication pipe 18 where the inner cover 23 is constructed in such a fashion that it may turn with a part of the communication pipe 18 (joint 24) as a rotary spindle.
Patent JP-S5814414-A (JP)
Inventor: TAKAHASHI SHIGEHISA
IPC: H01B7/08
Filed: 1981-07-20
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-S63275576-A (JP)
Title: Piperazine derivative
Inventor: MAZAKI MITSUO
IPC: C07D407/12
Filed: 1987-05-08
Abstract: NEW MATERIAL:A piperazine derivative expressed by formula I [R<1> is aralkyl, phenyl, formula II-V or CH2O2CC(CH3)3; R<2> is formula V or 3-phenyl-2-propenyl or diphenylmethyl; n is an integer of 0-3]. EXAMPLE:Benzyl ( 2R,3R )-3-{[ S ]-methyl-1-4-( 2,3,4-trimethoxyphenylmethyl )piperazin-1-ylcarbonyl ]butylcarbamoyl }oxirane-2-carboxylate. USE:A preventive and treating agent for cardiac infraction effective even by oral administration and remedy for inflammations, myodystrophia and renal hypertension participated with thiol protease. PREPARATION:A compound expressed by the formula R<1>OH is reacted with a compound expressed by formula IV or reactive derivative thereof to afford the aimed compound expressed by formula I.
Patent JP-S5337192-A (JP)
Title: Regenerating method for hydrogan sulfide removing agent
Inventor: TAKAHASHI TOSHIHIKO
IPC: B01D53/14
Filed: 1976-09-17
Abstract: PURPOSE: To regenerate an iron oxide-based H 2 S removing agent which has formed FeS through reaction with H 2 S in a short time while preventing sintering of FeS and iron oxide by supplying gas contg. steam and O 2  into the agent reacting them. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H10306301-A (JP)
Title: Finish heat treatment for iron powder
Inventor: SUZUKI YOSHITOMO
IPC: B22F9/22
Filed: 1997-04-30
Abstract: PROBLEM TO BE SOLVED: To provide a method of finish heat treatment for an iron powder, capable of accelerating, more effectively than heretofore, decarburizing reaction according to the quality of a raw material and improving productivity. SOLUTION: A magnetic medium 4 and a water nozzle 5 are disposed on the inlet side of a finish heat treatment furnace 6. In a state where a magnetic field is applied to as tacked raw material, water in an amount corresponding to the amount of C in the raw material is added only in the case where the amount of C in the raw material is at the prescribed value or above, and then, finish heat treatment is applied to the raw material. By this method, the reaction interface of an iron powder can be enlarged, and reactions of oxidation [Fe+H2 O→FeO+H2 ] and decarburization.reduction [FeO+C→CO+Fe] are induced, and decarburization in the inner part of an iron powder layer 10 can be accelerated to a greater extent.
Patent JP-H0249059-A (JP)
Title: Scorch retarder composition for flameproof polyurethane foam
Inventor: JIERARUDO FUESUMAN
IPC: C08G18/00
Filed: 1989-05-02
Abstract: PURPOSE: To provide scorch retarder which retards polyurethane foam which contains phosphorus base flameproof agent from discoloring, by mixing diaryl- allylene-diamine compound and specific reaction products at specified rate.  
     CONSTITUTION: (A) 20-40wt.% of diaryl-arylene-diamine compound (e.g. diphenyl- paraphenylene-diamineand), (B) 20-40wt.% of reaction product of diaryl-amine and lower alkyl ketone (e.g. acetone), and (C) 20-40wt.% of hindered phenol (e.g. 3,6-di-tert-butyl-4-5ec-butylphenol) are mixed. Polyurethane foam which contains halide-phosphorus base flameproof agent and the mixture whose content is 0.3-7.5wt.% to polyol used for producing the foam are mixed. 
     COPYRIGHT: (C)1990,JPO
Patent JP-S63279412-A (JP)
Title: Multielement film magnetic head
Inventor: MIURA YOSHITSUGU
IPC: G11B5/31
Filed: 1987-05-11
Abstract: PURPOSE:To reduce a cross talk between channels by enlarging a space between upper and lower magnetic cores in the opposite parts of the magnetic core of a film in line head more than other part. CONSTITUTION:The in line dual gap magnetic head is provided with the upper part magnetic core 1, the lower part magnetic core 2, a driving coil 3, an upper and lower part magnetic core connecting part 4 the magnetic core opposite part 5 and an outlet electrode 10. Then, the space (b) between the upper and the lower magnet magnetic cores at the center part of the magnetic core is made larger than the angle (a) between the upper and the lower magnetic cores at the magnetic core opposite part 5. Accordingly, an upper and lower magnetic core space ratio a/b is reduced. Thereby, the film in line dual gap magnetic head having the smaller cross talk between the channels than the conventional one is obtained.
Patent JP-S606684-A (JP)
Title: 7-homopiperazine-substituted-6,8-difluoro-4-oxo-1,4- hydroquinoline-3-carboxylic acid derivative
Inventor: ITOU YASUO
IPC: A61P31/04
Filed: 1983-06-24
Abstract: NEW MATERIAL:A compound shown by the formula I (R1 is methyl, ethyl, or propyl; R2 is H, or 1-4C lower alkyl) and its salt. EXAMPLE:1-Ethyl-6,8-difluoro-7-( 1-homopiperazinyl )-4-oxo-1,4-dihydroquinoline-3- carboxylic acid. USE:An antibacterial agent. Having high antibacterial action on Gram-positive and Gram-negative bacteria, useful as a drug. PREPARATION:A 6,7,8-trifluoro-4-oxo 1,4-dihydroquinoline-3-carboxylic acid derivative shown by the formula II is reacted with a homopiperazine derivative shown by the formula III in the absence of a solvent or in a solvent (e.g., water, butanol, 3-methoxybutanol, DMF, etc.) to give a compound shown by the formula I .
Patent JP-H11297519-A (JP)
Title: Method of producing alloy for rare-earth magnet and alloy for rare-earth magnet cast by centrifugal casting
Inventor: HIROSE YOICHI
IPC: H01F1/06
Filed: 1998-04-08
Abstract: PROBLEM TO BE SOLVED: To improve workability by teeming molten metal of a rare-earth magnet alloy into a well from a nozzle which is located over the well and moves in the direction of a rotational axis in a mold, while rotating the mold with a circular dam formed as a partition by which two or more wells are formed on an inner surface of the mold for centrifugal casting. SOLUTION: An apparatus in combination with a vacuum induction melting furnace and a centrifugal casting apparatus comprises a mold 1, a moving tundish 2, a fixed tundish 3, a melting crucible 4, a dam 5 and two nozzles 7 and the mold 1 is driven and rotated with a rotation mechanism 6. A molten metal 41 is teemed into a well 10 from the melting crucible 4 through the fixed tundish 3 and the moving tundish 2 by the nozzles 7 and an ingot is produced. As the molten metal has been in the well 10 up to a prescribed thickness, the moving tundish 2 moves in sequence so that the nozzles 7 move to upper side of an adjacent well 10. An average molten-metal depositing rate is 0.1 cm/sec or more at the teeming.
Patent JP-S5637731-A (JP)
Title: Modified clocked inverter circuit
Inventor: TAMURA TOSHIO
IPC: H03K19/096
Filed: 1979-09-05
Abstract: PURPOSE:To simplify the circuit constitution by providing the MISFET which is set in series to the side of the power supply voltage having the same polarity as the input precharge level of the serial MISFET circuit and then receives application of the fixed clock signal. CONSTITUTION:The reading output signal D is obtained via the serial circuit of the n and p channel MISFET Q30 and Q31 in which the reading signal A of the matrix part is applied in common to the gate and in the form of the output circuit of the complementary dynamic ROM, the clocked inverter circuit consisting of the MISFETQ32 which is provided in series at the side of one Q31 of the serial MISFET and then controlled by he clock phix, and the complementary static inverter circuits Q28 and Q29 which use the output B as the input respectively. This output circuit can be constituted with five units of the MISFET even with addition of the circuits Q28 and Q29, and thus the elements can be reduced by five units compared with the conventional constitution.
Patent JP-S597156-A (JP)
Inventor: MARUTEIN MIHINA
IPC: C07C309/45
Filed: 1983-06-24
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-S5447860-A (JP)
Title: Bending method for outside shell plate of hull
Inventor: OOBA MIGIHA
IPC: B21D5/01
Filed: 1977-09-22
Abstract: PURPOSE: To bend at a good accuracy the curved outside shell plate of the hull block, especially for the bow and stern, by almost removing the deformation in the curved shape and the shape of outside shell plate, caused by the error of the tilting angle of the support shaft for the see-through frame, and by arranging just vertically the see-through frame.  
     CONSTITUTION: The curve 3 of the see-through frame, taking the posture arranged by the conventional method, is arranged depending on the see-through line 5, along the side edge line FB of the bow, and the side edge line AB of the stern, and the jointing line FR of each frame; the tilting angle θ of the curve 3 is small. In the meantime, the curve 3', according to this method, is arranged depending on the new see-through line 5' similarly along the new contour lines FB', AB', FR', which respectively cross the original contour lines FB, AB, FR; the tilting angle of this new curve 3' is approximately right angle. Further, the data on the body plan for the structural ribs are inputted to the numerical control system program for use of forming the see-through frame and arranging work; and then, the analytical operation is carried out, and the specified see-through frame is formed and arranged. The forming frame for use of bending work on the outside shell plate, is built up by these procedures. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H10306443-A (JP)
Title: Pile pull-out jig and pile pull-out method using jig
Inventor: MINAMI TOSHIFUMI
IPC: E02D9/02
Filed: 1997-04-30
Abstract: PROBLEM TO BE SOLVED: To provide a pile pull-out method utilizing a pile pull-out jig, which is not restricted by the job site, does not adversely affect the living environment of neighboring residents and permits to pull out existing piles. SOLUTION: This pile pull-out jig is equipped with a vertical member 2, one end of which can be jointed to the head of a steel pile 5 embedded underground and lateral members 3, 3 which are projected out in two lateral directions opposite to each other of the vertical member 2 with hydraulic jacks 6, 6 contacted to the bottom surfaces of the lateral members for jack up operation, and also reinforcing members 4, 4 attached to the lateral members 3, 3 and vertical member 2 are provided for reinforcing the lateral members 3, 3 against the forces applied to the lateral members 3, 3 from the hydraulic jacks 6, 6.
Patent JP-H09280238-A (JP)
Title: Bolt
Inventor: TSUCHIKAWA ZENJI
IPC: F16B39/282
Filed: 1996-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a locking bolt capable of demonstrating the surely locking effect only by working a part of a bolt bearing surface without using any additional member. SOLUTION: This bolt A is provided with a head part 2 of large diameter on an upper end of a screw shaft part 1, and a small projection 4 is provided on a part of a bearing surface 3 of the head part 2.