baber/WOPTO huggingface dataset:
Patent JP-S61222606-A (JP)
Title: Method and apparatus for rolling
Inventor: DAZAI KEIJI
IPC: B21B37/38
Filed: 1985-03-27
Abstract: PURPOSE:To execute easily the rolling of a hardly workable material by using large-diameter work rolls in executing the rolling in a pass on the upper stream or rolling then changing over the large-diameter work rolls to small-diameter work rolls until the start of the next pass on the down stream of rolling and execute the rolling in the pass on the down stream of rolling. CONSTITUTION:The material is rolled by the large-diameter work rolls 2, 3 in the pass on the upper stream of rolling then the rolls 2 are exchanged with the small-diameter work rolls 1 within the short period until the start of the pass on the down stream of rolling and the rolling of the pass on the down stream of rolling is executed. More specifically, the rolls 2 are pressed to back up rolls 4 by fluid pressure cylinders 12 and the rolls 1 are pressed to the rolls 2 by fluid pressure pistons 20. The rolls 3 are pressed to back up rolls 5 by fluid pressure cylinders 13 and the gap between the rolls 1 and the rolls 3 is maintained at the prescribed gap. The roll bending load is exerted to the rolls 1 by the piston 20 and the roll bending load is exerted to the rolls 3 by the cylinders 13 and the rolling is executed while the sectional shape of the rolling material is controlled.
Patent JP-S57177137-A (JP)
Title: Working method of photographing film
Inventor: YANAGISAWA AKIRA
IPC: G03C1/00
Filed: 1981-04-24
Abstract: PURPOSE:To simplify a working method of a photographing film, also to reduce variations of a product, and to elevate its productivity, by perforating or display- imposing in the process for cutting long wound film. CONSTITUTION:As for a long wound roll film, it is perforated by a lot of piercing punch die in its wide state, subsequently, a side mark and a side line are imposed, and after that, is finely cut ot 35mm. in width, and is wound. In this case, an original winding F1 is unwound, moves by synchronizing with running of a web F2, and is perforated by punch die units 11a, 11b for executing a gnawing operation. Subsequently, in an imposed part 12, a side mark, a side line, etc. are imposed, and the web F2 whose imposition has ended is finely cut by a slitting  device. In this way, the number of times of winding and unwinding of a long  winding film is reduced, the working method is simplified, and its productivity  is elevated.
Patent JP-H05266424-A (JP)
Title: Thin film magnetic head and its production
IPC: H01F41/30
Filed: 1992-03-19
Abstract: PURPOSE:To vary the magnetic domain structure of the core of a thin film magnetic head by forming a laminated structure by plating and to enhance the characteristics of an element. CONSTITUTION:When a substrate 4 is plated as usual, the plated surface is subjected to anodic dissolution during plating to form a laminated film structure including layers 2 degenerated by dissolution. By this laminated film structure as a magnetostatically separated structure, the magnetic domain structure of the resulting core is considerably varied and the objective thin film magnetic head is produced.
Patent JP-S61221162-A (JP)
Title: Amide compound, producing thereof and herbicide containing same
Inventor: TAKEMATSU TETSUO
IPC: C07C233/60
Filed: 1985-03-26
Abstract: NEW MATERIAL:The compound of formula I (R is group formula II- formula IV; R1 and R2 are methyl or hydroxymethyl; R3 is methyl, ethyl, n-propyl, iso- propyl, n-pentyl, benzyl, ethynyl, etc.). EXAMPLE:1,4-Dihydro-alpha-naphthoic acid tert-butylamide. USE:Herbicide effective against the weeds in paddy field (e.g. cockspur-grass, bulrush, etc.) and in plowed land (e.g. large crab-grass, wild spinach, etc.). It exhibits high ativity at a low dose especially in paddy field and has no phytotoxicity in spite of high activity. PREPARATION:The compound of formula I can be produced by reacting the compound of formula RCOZ [Z is OR4 or halogen (R4 is H or 1-10C alkyl)] with the amine compound of formula V in the absence of solvent or in an organic solvent, optionally in the presence of a base (e.g. sodium hydroxide) at 0-200 deg.C for 0.1-5hr.
Patent JP-2000258930-A (JP)
Title: Electrophotographic photoreceptor
Inventor: HARA TOMOAKI
IPC: G03G5/05
Filed: 1999-03-10
Abstract: PROBLEM TO BE SOLVED: To obtain an electrophotographic photoreceptor which is improved in printing resistance and filming resistance and has a long life by incorporating a specific polyarylate into the photosensitive layer of the photoreceptor. SOLUTION: The polyarylate having at least an isophthalic acid unit and 3,3',5,5'-tetramethyl-4,4'-bisphenol units is incorporated into the photosensitive layer of the electrophotographic photoreceptor. The skeleton of the polyarylate consists of 30 to 50 mol% isophthalic acid unit, 0 to 20 mol% terephthalic acid unit and 50 mol% 3,3',5,5'-tetramethyl-4, 4'-bisphenol units. The isophthalic acid unit + the terephthalic acid unit are preferably 50 mol%. The functional groups, a phenolic hydroxyl group, acid halide group, carboxyl group, etc., at the terminal of the polyarylate are preferably sealed by a polymerization stopping agent in terms of the preservable stability of its coating liquid.
Patent JP-H11260789-A (JP)
Title: Manufacture of semiconductor device and cleaning equipment
Inventor: YAGI HIDEAKI
IPC: H01L21/304
Filed: 1998-03-13
Abstract: PROBLEM TO BE SOLVED: To eliminate generated foreign matters and residue without corroding metal wiring, by rotating a plurality of semiconductor wafers at a high speed and rinsing them with pure water, after the wafers are arranged and cleaned with cleaning liquid. SOLUTION: The inside of a treatment chamber is made of SUS, and a rotor 2 holding and rotating a carrier 1 is installed, on which a plurality of wafers are mounted at specified intervals. Around the carrier 1, a plurality of spray nozzles 4 are arranged, from which cleaning liquid, nitrogen, pure water, etc., are spouted. A plurality of the wafers on which wiring patterns are formed are mounted at specified intervals, and cleaned by using cleaning liquid at a temperature nearly equal to a room temperature. The wafers are rotated at a high speed, and the cleaning liquid attaching to the wafers are dispensed. Rinsing treatment is performed with pure water, and finally the wafers are dried by spin drying or the like.
Patent JP-S58180052-A (JP)
Title: Semiconductor integrated circuit
Inventor: TSUDA TOMOYUKI
IPC: H01L29/872
Filed: 1982-04-15
Abstract: PURPOSE:To obtain the semiconductor integrated circuit containing Schottky barrier diodes (SBD) of the plural kinds having electrically different characteristics by a method wherein the SBD's are formed of a silicide of Pt silicide, etc., consisting of another metal or the combination of other metals. CONSTITUTION:Contact holes for formation of the SBD's and for formation of electrodes are opened, Pt is coated, and a heat treatment is performed to form the Pt silicide layers 13. After then, for formation of the SBD having the different characteristic from the Pt silicide SBD13, the Pt-Al silicide SBD for example, Al is coated on a substrate, Al at the part necessitating no formation of a Pt-Al silicide layer is removed according to the chemical etching method, etc., and after then the heat treatment is performed again to form the Pt-Al silicide layer 7. Moreover unnecessary Al is removed, Ti-W being the barrier metal is coated, and the metal electrodes are formed thereon.
Patent JP-H02241840-A (JP)
Title: Torque control device for engine
Inventor: TAWARA YOSHITAKA
IPC: F02D41/04
Filed: 1989-03-14
Abstract: PURPOSE:To improve the control stability by correcting the operation quantity target value of an engine output adjusting means set by a constant-speed running means by the quantity corresponding to the torque aid quantity when a torque aid control means is made operational while the constant-speed running means is in operation. CONSTITUTION:A means (a) applies the positive or negative torque to an engine, and a means (b) operates the above means (a) for the torque aid during the transient time when the operation state is changed by the output fluctuation of the engine. A means (c) adjusts the output of the engine, and a means (d) controls the operation quantity of the above means (c) to the target value when constant-speed running is specified. A means (e) judges that the above means (b) is made operational while the above means (d) is in operation. The target value of the above means (c) set by the above means (d) is corrected by a means (f) by the torque aid quantity by the above means (b) in response to the judgement by the above means (e).
Patent JP-H10262315-A (JP)
Title: Disassemblable structure of electric connection box
Inventor: YOSHIE KAZUHIKO
IPC: H02G3/14
Filed: 1997-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a disassemblable structure of an electric connection box which enables upper and bottom covers to be firmly fixed and which makes it possible to easily disassembling the upper and bottom casings. SOLUTION: An electric connection box 10 comprises a weld projection 15 provided on either an upper cover 11 or a bottom cover 12, a weld housing part 16 to be welded to the weld projection 15 provided on the other cover and a breakable part 17, which connects the weld housing part 16 to the either counterpart of the upper cover 11 or the bottom cover 12 and is to be broken by external force which occurs when the upper cover 11 and bottom cover 12 are reverse-engineered to cause the weld housing part 16 to be separated from the either counterpart of the upper cover 11 or the bottom cover 12. The upper cover 11 and bottom cover 12 are firmly fixed by welding the weld projection 15 to the weld housing part 16 and disassembled by breaking the breakable part 17 with external force.
Patent JP-H04298677-A (JP)
Title: Fuel distributing piping for engine
Inventor: TAKASAKI NOBUMASA
IPC: F02M69/46
Filed: 1991-03-27
Abstract: PURPOSE:To reduce manhour of manufacture and accurately form passages at constituting fuel distributing piping for an engine by forming. CONSTITUTION:A main passage 15 through which fuel is fed from one end part 15a is provided on the center of a pipe part 11, branched passages 12 for injectors opening downward are formed, a branched passage 13 for a regulator is opened upward on the lowermost stream side of the main passage 15, the main passage 15 is formed with a taper cantilever pin 30 formed into a flat part on the extreme end and a circular shape on the base part, and the branched passage for the injector and the branched passage for the regulator on the lowermost stream side are formed with branched passage forming pins 13, 34 which pinch and hold the extreme end flat part of the cantilever pin from the up and down directions.
Patent JP-H06249127-A (JP)
Title: Fluid pressure device in the shape of rotary cam
Inventor: SENZAKI KENICHI
IPC: F03C2/08
Filed: 1993-02-26
Abstract: PURPOSE:To reduce ripple factor by specifying the numbers of inner projections of an outside can and outer projections of an inside cam, respectively, setting the numbers of planetary gears and fluid chambers to the same number as the sum of the numbers of both projections and the number of flow passages 1 to the larger number by one, and providing the flow passages on one side plate. CONSTITUTION:Five inner projections 10a and four outer projections 12a are provided in a cylindrical outside cam 10 and in an inside cam 12 which is concentric with the outside cam 10, respectively. Nine planetary gears 14 whose number is equal to the sum of both projections 10a, 12a are provided between both cams 10, 12. Nine fluid chambers A to I in total are formed by the planetary gears 4 Ten flow passages 20a1 to 20a5, 20b1 to 20b5 which communicate these fluid chambers A to I whose, number is one larger than the sum 9 of both projections 10a, 12a, are provided. These flow passages 20a1 to 20a5, 20b1 to 20b5 are provided on either of side plates provided on both sides of both cams 10, 12. Consequently, it is possible to reduce ripple factor during one rotation and obtain a device which has larger displacement volume than that of conventional device under the conditions of the same volume.
Patent JP-H10255370-A (JP)
Title: Tray for disk player
Inventor: KOBAYASHI FUMIO
IPC: G11B17/04
Filed: 1997-03-17
Abstract: PROBLEM TO BE SOLVED: To provide the tray capable of common use for both disk players of horizontal use and vertical use. SOLUTION: The applicable disk player is composed of the tray 1 provided to be displacible between an operating position where a reproducing operation of a signal recorded on a disk is performed and a disk mounting and dismounting position where the whole disk body is exposed to the outside of a case and a linear disk holding member 9 capable of elastically holding the disk in a disk mounting part 2 formed on the tray 1 and also being attached and detached when the tray 1 is in the mounting and dismounting position at the time of vertical use.
Patent JP-H04300151-A (JP)
Title: Holder of material to be ground
Inventor: KOBAYASHI KAZUO
IPC: B24B9/00
Filed: 1991-03-27
Abstract: PURPOSE:To easily and precisely perform a grinding process against the large diameter projecting portion of a linear rod material. CONSTITUTION:In a polishing device which holds a linear rod material 1, when a grinding stone 11 provided in the device is rotated and the large diameter projecting portion 2 of the linear rod material 1, is polished, the device is characterized in comprising a work rest 24 provided with a loading portion for loading the linear rod material 1, a stopper portion for pressing the linear rod material 1 loaded on the above loading portion to stop a moving thereof toward the grinding stone 11, and a recessed portion for releasing the large diameter projecting portion 2 of the linear rod material 1; and a moving means for moving the work rest 24 along the direction, being at right angles to an axis of the grinding stone 11.
Patent JP-H01238073-A (JP)
Title: Light emitting device
Inventor: ICHIJO YASUO
IPC: G09F9/33
Filed: 1988-03-18
Abstract: PURPOSE:To confirm operations of a light emitting device easily and accurately by mounting the light emitting device having luminescent substance on a wiring board. CONSTITUTION:When an electric appliance is supplied with power, several number of LED's 1 mounted on a printed wiring board P light ON and OFF according to the operating conditions of the electric appliance. To confirm the operating conditions of each printed wiring board P, a back plate 35 of a cage 31 is removed. At this time, the LED's 1 which are in OFF state emit afterglow. This is how a luminescent substance or luminous paint 6 coating the outer surface of the LED 1 emits light energy, which the adjacent LED 1 absorbed when it was in OFF state, as light gradually even after the supply of the light energy is stopped. Therefore, the location of the LED 1 which is in OFF state can be confirmed easily.
Patent JP-H03265889-A (JP)
Title: Light source device for display body
Inventor: KATAOKA HIROSHI
IPC: G09F9/00
Filed: 1990-03-16
Abstract: PURPOSE:To improve illuminance in a light source device and the uniformity of the illuminance by providing a light transmission plate which is obtained by coating with particles having refractive index lower than that of a transparent layer on the back side of the transparent layer. CONSTITUTION:The light transmission plate 7 is provided with a layer 2 which is coated with the particles on the back side of the transparent layer 1, and also provided with a reflection layer 3 on the outer side of the layer 2. A light source 4 is provided opposite to the end surface of the light transmission plate 7. And in the case of using a back light type liquid crystal display device, a liquid crystal display body 8 is positioned as shown by a chain line, and the light from the light source 4 is reflected on the reflection layer 3 and the layer 2 coated with the particles as shown by an arrow shown by a mark 5, and then, the liquid crystal display body 8 is illuminated from the back. Thus, it can be made bright in the device and the uniform brightness can be obtained.
Patent JP-S59189450-A (JP)
Title: Programmable electronic computer
Inventor: KURAKAKE SHIGEO
IPC: G06F15/04
Filed: 1983-04-12
Abstract: PURPOSE:To perform processings efficiently by starting a simple language control part if the result of decoding of the command of an instruction of a high- class language control part is a simple language request in a device provided with the high-class language control part and the simple language control part. CONSTITUTION:A system control part 1 receives input instructions from a key input 2 and an external storage device 4 and drives a simple language control part 5 or a high-class language control part 6 through a bus line B1 and stores results in an RAM7 or 8 and displays them on a display device 3. If a tabulating work which can be processed with the simple language is discriminated when the processing mode with the high-class language is discriminated and the high- class language control part 6 is started to execute operations, the simple language control part 5 is started by a bus line B4 to execute operation processings, and results are stored in the RAM 7 and are displayed on the device 3. Thus, the tabulating processing is performed efficiently without losing the utility of the high-class language.
Patent JP-H03266972-A (JP)
Title: Fermentation control unit for beer
Inventor: HAGIWARA KIICHI
IPC: C12C7/06
Filed: 1990-03-16
Abstract: PURPOSE:To provide the title control unit enabling fermentation diagram to be changed easily and freely, so designed that the operational data for relevant equipment is divided into blocks and stored, and in accordance with a fermentation diagram, these blocks are made up and operational data are changed. CONSTITUTION:The objective control unit provided with (1) a control means where operational equipment is operated with a specified procedure based on an operation-starting command and operational data and at the end of this operation, the relevant answer is outputted, (2) a memory means where the operational data for said equipment is divided into blocks and stored, and (3) a data-setting means where these blocks are made up and operational data are changed in accordance with a fermentation diagram. And data of one block made up and changed by the data-setting means is fed to the control means together with a operation-starting command, and concurrently with this, the ending answer is received from the control means, and a similar processing is repeated on the data of the next block by a data output means.
Patent JP-S51140576-A (JP)
Title: Semiconductor device
Inventor: MURAKAMI HAJIME
IPC: H01L23/02
Filed: 1975-05-30
Abstract: PURPOSE: To improve the heat radiation from a semiconductor and to prevent the elements from being broken by covering the peripheral brim of a stud with radiation fins, and by using, as the material of the stud used as a radiator, W or Mo having a heat-expansion coefficient less than that of Cu. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H05309097-A (JP)
Title: Scissors for cutting umbilical cord
Inventor: DOUU JIYAE KIYUN
IPC: A61B17/125
Filed: 1992-01-14
Abstract: PURPOSE: To place scissors in position without the umbilical cord sliding forward even when both handles of the scissors are squeezed together when cutting the umbilical cord by forming tooth rests into a serrate shape and forming semicircular depressions on the side walls of cup-shaped containers. CONSTITUTION: Scissors 1 for cutting umbilical cord consist of handles 3 and 7, which have rings for inserting fingers, on one side, cup-shaped containers 2 and 6 on the other side, and the handles are pivotally-connected with a shaft 11 to expand and open freely. The entire scissors 1 for cutting the umbilical cord are made of a synthetic resin, and the cup-shaped containers 2 and 6 are transparent. On the positions where the side walls of the cup-shaped containers 2 face each other, semicircular depressions 5a and 5b are provided. In addition, two rows of tooth rests 4a and 4b are erected inside the cup-shaped containers 2. The tooth rests 4a and 4b are provided to insert a cutting blade 10 between the tooth rests, and their upper edges are serrated.  On the positions where the side walls of the cup-shaped containers 6 face each other, semicircular depressions 8a and 8b are provided in positions they fit together when the cup-shaped containers 2 and 6 are interfitted.
Patent JP-H06101695-A (JP)
Title: Axial diffuser and method for running centrifugal pump provided with axial diffuser
Inventor: OGAWA MOTOYASU
IPC: F04D29/22
Filed: 1993-03-23
Abstract: PURPOSE:To provide an axial diffuser provided with a vane inlet angle for surely easily preventing rotating stall and a method for running a centrifugal pump provided with the axial diffuser. CONSTITUTION:An inlet angle betaG of a vane 16 of an axial diffuser is set such that an angular difference (betaG-alphaG=theta) between the inlet angle betaG and an inflow angle alphaG of handled liquid to the vane 16 is a specified angle or less to be determined by the kind of the handled liquid.
Patent JP-S57178546-A (JP)
Title: Interruption processor
Inventor: OONO YOUKICHI
IPC: G06F9/46
Filed: 1981-04-28
Abstract: PURPOSE:To reset the hang state of a computer by automatically suppressing an interruption which is caused by the same interruption source at a frequency exceeding a certain value. CONSTITUTION:An interruption counter is provided in amain memory 2, and an area (a) wherein the current count value of the counter for every interrution level is stored and an area (b) wherein its initial value is stored are provided. In addresses 241...24n, numerals regarding permissible frequencies which show how many times an interruption is accepted at every interruption level within a prescribed time are stored. On the other hand, a program for setting initial values in addresses 231...23n within every prescribed time is provided and, for example, an interruption counter set value 241 is inputted to the interruption counter 231. Then, the contents of the counter 231 are discriminated and when the interruption frequency is above a prescribed value, a warning of abnormal interruption is given.
Patent JP-H01238740-A (JP)
Title: Accumulator
Inventor: MORI YASUSHI
IPC: F16H57/10
Filed: 1988-03-17
Abstract: PURPOSE:To prevent generation of shift shocks by a stroke assist spring for actuating spring force to an accumulator piston in the direction to facilitate the piston stroke between the initial to a specified levels. CONSTITUTION:The spring force of a stroke assist spring 7 acts to facilitate the stroke of a piston 5 when the flowing-in of fluid is made to an accumulator chamber 9 and at the time of a specified stroke from the initial to the level to produce a substantially constant pressure characteristic. With respect to the flowing-in to the chamber 9, the volume of the chamber 9 is increased according to the piston 5, and a rapid increase in the accumulator pressure of the chamber 9 is restrained. It is thus possible to make the output torque characteristic of a device to which this invention is applied to be of torque characteristic with a smooth torque fluctuation.
Patent JP-H01237293-A (JP)
Title: Flying body
Inventor: MURAI YOSHIYUKI
IPC: B64C23/00
Filed: 1988-03-17
Abstract: PURPOSE:To reduce air resistance to which a body is subjected by jetting out part of propelling high-temperature gas discharged out of the power device in the body to the outer periphery of the body from minute holes on the outer surface of the body and heating air on the periphery of the body. CONSTITUTION:Part of propelling high-temperature gas 3 discharged out of the power device 2 in a body 1 is taken out by an extracting pipe 5 and introduced into an extracting device 4. The high-temperature gas which is sent form the extracting device 4 to a discharge device 6 is jetted out of minute holes 7 to the outer surface of the body 1 as a discharge gas 8. Thereby, air on the periphery of the body 1 is heated reducing air density, to effectively reduce air resistance.