baber/WOPTO huggingface dataset:
Patent JP-H02237608-A (JP)
Title: Method and apparatus for filtration and concentration of slurry
Inventor: SUGAYA KENZO
IPC: B01D25/12
Filed: 1989-03-10
Abstract: PURPOSE:To perfectly prevent the slurry flow passage in a filtration and concentration chamber from clogging and closing and to efficiently produce uniform concentrated slurry by supplying the slurry to be concentrated simultaneously and uniformly into the filtration and concentration chamber. CONSTITUTION:The slurry in a raw liquid vessel 27 is pressurized and supplied into the slurry flow passages 11 of each filter frame 4 through the slurry supply pipe 21 having branch pipes connected with each filter frame 4. The slurry is filtered and concentrated in the filtration and concentration chambers 10 which are individually formed between each filter frame 4 and filter plate 5 by the filtrate flow passages 15 of the filter plate 5 and the confronting flow passages 11 with interposed filter cloth 20. The filtered and concentrated slurry in the flow passages 11 is returned to the raw liquid vessel 27 through the slurry taking-out pipe 24 having branch pipes connected with each filter frame 4. Clean washing water is added to the raw liquid vessel 27, and the slurry in the raw liquid vessel 27 added with the washing water is pressurized and supplied again to the flow passages 11 of the filter frame 4 through the supply pipe 21 and the same filtration and concentration as mentioned above is carried out again.
Patent JP-S60201016-A (JP)
Title: Engine valve that has been mechanically work-hardened
Inventor: YONEKAWA KENJI
IPC: F01L3/20
Filed: 1984-03-27
Abstract: PURPOSE:To obtain a valve that can be produced at low cost, has high quality stability and is excellent in durability, by forming the whole of a valve from a single steel member, and mechanically work-hardening the valve face section, a shaft section and the shaft end section. CONSTITUTION:All of a head section 4, a shaft section 5 and a shaft end section 6 are forming from a single steel (e.g. a Ni base hard metal 80A), and the face section 2, the shaft section 5 and te shaft end section 6 are mechanically work hardened. The mechanical work-hardening includes subjecting the member to solid solution treatment followed by mechanical working using a press, hammer, roll or the like, plastical cold or hot deformation of at least the valve face section 2, the shaft section 5, and the shaft end section 6 using a mold tool, work hardening of them and age hardening of them. Thus, an engine valve excellent in heat resistance, corrosion resistance and abrasion resistance can be produced only from a single steel material.
Patent JP-H09316110-A (JP)
Title: Manufacture of vinyl acetate polymer
Inventor: TAKACHI HIROSHI
IPC: C08F2/44
Filed: 1997-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a vinyl acetate polymer wherein dissolved components contained in the saponification waste liquor produced when PVAc is saponified are decreased, components nonsoluble in a solvent are reduced when a solution of PVA obtained by saponifying PVAc is prepared, the transparency of the PVA solution obtained by saponifying PVAc is improved, and the odor of the PVA obtained by saponifying PVAc is reduced. SOLUTION: In producing a vinyl acetate polymer by homopolymerization of a vinyl acetate monomer or copolymerization of a vinyl acetate monomer with other monomer copolymerizable with the vinyl acetate monomer, as a polymerization initiator, an organic peroxide whose half-life is 10 to 110min at 60 deg.C is used and at least one carboxylic acid selected from among hydroxycarboxylic acids and polybasic carboxylic acids or its salt(s) is allowed to exist in the polymerization liquid.
Patent JP-S63224834-A (JP)
Title: Manufacture of disk member
Inventor: NISHIMURA KAZUO
IPC: F16D27/112
Filed: 1987-03-16
Abstract: PURPOSE:To effectively use a long sized plate member and to improve the product yield by arranging the square plate cut off from a plate like member with the diameter of a disk member as the diagonal line at the circular columnar groove of the press base having the circular bottom face with the diagonal line as the diameter. CONSTITUTION:A long sized plate member 1 is cut in the square plate 2 with its width as one side. Then, the press device consisting of the press base 3 on which the circular columnar groove part 3a having the circular bottom face in the diameter equal to the diagonal line of this square plate 2 is formed and the circular columnar punch 4 equipped with a circular columnar projection part 4a at the center is prepd. The square plate 2 is arranged at the groove 3a of the press base 3 to press the square plate 2 by the punch 4. As a result the disk member 5 having a recessed part 5a at the center is formed. Since a long sized plate member can effectively be used extremely the product yield can be improved very much.
Patent JP-S52142495-A (JP)
Title: Multicolor display system of matrix driven liquid crystal elements
Inventor: HORI HIROO
IPC: G09G3/36
Filed: 1976-05-24
Abstract: PURPOSE: To let liquid crystals make multicolor display without complicating driving circuits by composing one frame with plural fields and varying the absolute value of scanning pulse voltages and information pulse voltages between at least two fields out of these fields. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S62216934-A (JP)
Title: Device for doping treatment of porous base material for optical fiber
Inventor: HABASAKI TOSHIMI
IPC: C03B37/014
Filed: 1986-03-19
Abstract: PURPOSE:To obtain a high-purity base material for optical fiber in favorable productivity by automatically making the following both internal pressure equal by means of a pressure regulator, namely the internal pressure of a reaction vessel housing the porous base material for optical fiber and the internal pressure of a pressure vessel housing both the reaction vessel and a heating element heating the reaction vessel. CONSTITUTION:Both a reaction vessel 3 wherein a porous base material 2 for optical fiber is housed and a dopant is impregnated thereinto and a pressure vessel 5 wherein the reaction vessel 3 and a heating element 4 heating the reaction vessel 3 are housed are provided. Doping gas contg. the dopant is introduced into the reaction vessel 3 in a pressurized state through a gas feed port 7 and discharged through a gas discharge port 8 and it is regulated at the prescribed pressure by a pressure regulating valve 9, and the dopant is impregnated into the porous base material 2 for optical fiber. On the other hand, inert gas in a pressurized state is introduced into a pressure vessel 5 through a gas pipeline 13. Each pressure is detected by respective pressure gages 10, 11 and a controller 12 controls a pressure control valve 4 to make them equal.
Patent JP-H08256323-A (JP)
Title: Two-way communication method utilizing communication channel and plural tv broadcasts
Inventor: TANAKA HIROAKI
IPC: H04N7/173
Filed: 1995-03-17
Abstract: PURPOSE: To reduce a communication wait time to the utmost in the 2-way communication method utilizing communication channels and TV broadcasts. CONSTITUTION: Plural TV broadcast stations 6a-6n as means for sending information are used for a network. Upon the receipt of an information request from a customer 1, a broadcast station management center 4 selects a TV broadcast station 6i providing a least wait time and an information management center 5 serves the requested information to the customer 1 by superimposing the information to a broadcast wave from the broadcast station.
Patent JP-H04293402-A (JP)
Title: Apparatus for controlling backward and upward motion of working machine
Inventor: ONO HIROYOSHI
IPC: A01B63/02
Filed: 1991-03-25
Abstract: PURPOSE:To prevent the breakage of a rear window of a tractor having a fender or a cabin with a working machine in the case of the exchange of working machine by providing a means to judge whether the working machine necessitates the backward and upward motion or not. CONSTITUTION:A controlling apparatus for lifting a working machine 14 according to the backward motion of a running vehicle 1 is provided with a means for judging whether the working machine necessitates the backward and upward motion or not. When the machine is judged to be unnecessary to move backward and upward, the working machine is not lifted even by retreating the running vehicle provided that there is no work for the regulation of lift position.
Patent JP-S58177560-A (JP)
Title: Flexible magnetic disk device
Inventor: TAKAHASHI MINORU
IPC: G11B17/32
Filed: 1982-04-09
Abstract: PURPOSE:To use a disk in a high-speed rotating state and to use even the disk surface on where no stabilizing plate is present, by providing a magnetic head device on the opposite side to the stabilizing plate with a flexible disk between. CONSTITUTION:When the flexible disk 1 is pressed toward the stabilizing plate 2 by the magnetic head 3, these is a range where repulsive force increases in proportion to the extent of displacement of the disk. The range of the displacement extent which causes said condition, through varies with the rotating speed of the disk, attains hundreds mum at relatively high speed rotation. Therefore, the magnetic head is pressed against the flexible disk from the side where no stabilizing plate is present to hold the head in excellent contact by the repulsive force produced in the desk unless the disk is deformed beyond said range.
Patent JP-S61216468-A (JP)
Title: Semiconductor device
Inventor: UENOYAMA TAKESHI
IPC: H01L29/201
Filed: 1985-03-22
Abstract: PURPOSE:To increase the range of a voltage between an emitter and a base by forming the fourth and fifth layers of semiconductor crystal between the first and second layers and between the second and third layers, and forming the barrier of the fourth layer smaller than that of the fifth layer in a structure that the fourth, second and fifth layers become quantum wells. CONSTITUTION:N-type GaAs layers 11, 12 having 10<1>cm<-3> of impurity density respectively have thicknesses of 300Angstrom  and 200mum to form emitter and collector regions. N-type GaAs layers having 10<17>cm<-3> have 50Angstrom  of thickness to form a base region. Undoped AlxGa1-xAs layers 14, 15, 16 have 0.2 and 0.3 of molar ratio of aluminum, 50Angstrom  of thickness, and are interposed between the layers 11 and 12, and between the layers 12 and 13. 21, 22, 23 designate emitter, base and collector electrodes. The layers 11, 12, 13, 14, 15 are formed by an MBE method with N-type GaAs layer 13 as a substrate. Thus, a current at resonance time is increased to increase the range of a voltage between the emitter and the base in which a switching current is flowed..
Patent JP-S61219183-A (JP)
Title: Photoelectric conversion delay device
Inventor: OIKAWA YOICHI
IPC: H01L31/101
Filed: 1985-03-26
Abstract: PURPOSE:To enable to obtain directly a delay output electrical pulse from the photodetector in the title device by a method wherein the device is provided with a bias voltage change-over switch, by which the bias conditions of the photodetector are made to change. CONSTITUTION:A photodetector 31 uses the MSM (Metal Semiconductor Metal) photo diode and a bias voltage change-over switch 32 to be used for changing- over the bias voltage, which is impressed between the two electrodes of the photo diode, into the first mode and the second mode is introduced in this device. The MSM photo diode consists of the semiconductor and a pair of the Schottky electrodes, which are disposed on the semiconductor in a planer form. The bias voltage to be impressed between a pair of the Schottky electrodes is made to change into the first mode or the second mode. In the first mode, carriers to be excited by an input optical pulse Pin are stored during the desired delay time only, and in the second mode, the stored carriers are taken out from the Schottky electrodes and the purposive output electrical pulse Eout is obtained.
Patent JP-S57184738-A (JP)
Title: Friction lining
Inventor: DEBITSUDO TOREBAA BAATORAMU
IPC: F16D69/02
Filed: 1982-04-09
Abstract: Friction linings, especially clutch facings of wound construction are manufactured from glass yarns which have been textured, and into which at least 1.5 percent of overfeed has been introduced during texturing. The glass yarns can be textured by an air-jet, and can also contain metal wires and/or organic fibres. The yarns are impregnated with binder before winding into a preform when making a clutch facing, and exhibit good pick-up of the rubber-based binders employed.
Patent JP-S63225640-A (JP)
Title: Rodenticidal nonhalogen flame-retarding polyolefin composition
Inventor: KANEMITSUYA KAZUHIKO
IPC: C08L23/02
Filed: 1987-03-13
Abstract: PURPOSE:To make it possible to form a halogen-free polyolefin composition which is excellent in rodenticidal effect and flame retardancy and can be easily produced, by mixing a polyolefin with a nonhalogen flame retardant and microencapsulated cycloheximide at a specified ratio. CONSTITUTION:This composition is formed from a polyolefin, a nonhalogen flame retardant and microencapsulated cycloheximide. The mixing ratio is such that 50-300pts.wt. nonhalogen flame retardant is present per 100pts.wt. polyolefin and at least 0.05divided by t.% (in terms of the amount of said cycloheximide) microencapsulated cycloheximide is present per total of said polyolefin and said nonhalogen flame retardant. Examples of said nonhalogen flame retardants include hydrated metal oxides, metal oxides, and organic phosphoric esters. As said microencapsulated cycloheximide, one formed by encapsulating cycloheximide dissolved or dispersed in, for example, a solvent with a microcapsule wall agent.
Patent JP-H01282247-A (JP)
Title: Thermoplastic polyester composition
Inventor: ROBAATO JIEIMUZU KATSUSARU
IPC: C08L67/02
Filed: 1989-03-14
Abstract: PURPOSE: To provide the composition which is obtained by mixing polyacrylate, olefin copolymer and copolymer containing nitrile, which can be formed into a sheet and a film by an extruder and whose molding is superior in solvent stress crack resistance toward fats, oil and the like.  
     CONSTITUTION: (A) Bivalent phenol and aromatic dicarboxylic acid are allowed to react and polyarylate is obtained. (B) Dicarboxylic acid and glycol are allowed to react and polyester [example; poly(ethylene terephthalate) or the like] is obtained. Then, (c) copolymer of olefin containing epoxide group, which is expressed by formula (R is H and 1-6C alkyl) and (D) copolymer containing nitrile, which is obtained by copolymerizing styrene and acrylonitrile are polymerized. 34-98.7 weight% of a component A, 0-59.2 weight% of the component B, 1-12 weight% of the component C, 0.3-8.0 weight% of the component D are fused/mixed so as to obtain the target composition. 
     COPYRIGHT: (C)1989,JPO
Patent JP-H08237831-A (JP)
Title: Formation method of insulating covering of cable conductor connection part
Inventor: OBARA HIDEO
IPC: H02G15/08
Filed: 1995-02-23
Abstract: PURPOSE: To provide a formation method in which an insulating characteristic and a waterproof property are enhanced by a method wherein the outer circumference of the conductor exposed part of a cable conductor connection part is covered integrally with an insulating member which is formed by using a gellike polymer having a prescribed characteristic. CONSTITUTION: In a cable connection part 1, end parts of two cables 2, 2a are stripped stepwise. Conductors 3, 3b are exposed by prescribed lengths, their tip parts are inserted into a pipe-shaped conductor connection part 5 from both ends, and the tip parts are compressed so as to be connected electrically. The end part 12 of a tape member 11 which is constituted of a gellike polymer is overlapped and wound on the outer circumference of the cable connection part 1 and on the circumference of the cables 2, 2a, and an insulation treated part 10 is formed. As the gellike polymer, a material at an elongation percentage of 1000 to 2000%, at a repulsive elastic modulus of 10 to 30%, at a compression set of 5 to 20%, at a hardness of 0.1 to 30 ASCAR C, at a thermal deformation temperature of -40 deg.C or lower and with a specific gravity of 0.8 to 0.9 is used.  Thereby, it is possible to obtain a formation method in which an execution property is enhanced and in which a waterproof property and an insulating characteristic are improved satisfactorily.
Patent JP-H01232918-A (JP)
Title: Suction port body for vacuum cleaner
Inventor: HIRANO HIDENORI
IPC: A47L9/04
Filed: 1988-03-14
Abstract: PURPOSE:To easily remove and mount a rotating brush and to reduce a vibration and a noise according to the rotation of the rotating brush by tapering at least one of a bearing support part or a bearing in the direction outward of a thrusting direction. CONSTITUTION:In order to remove dust adhering to a rotating brush 51, a cover body 4 is removed, the opening part 2 of a rotating brush chamber 15 is opened and the rotating brush 51 is removed together with bearings 63a, 63b. At this time, when the rotating brush 51 is slightly moved in parallel rightward from a position at which the bearing 63a of a tapered form is tightly contacted with a bearing support part 71b, there is a gap generated between the external face of the taper part 66 of the bearing 63b and the internal part face of the bearing support part 71b. Accordingly, the rotating brush can be easily removed. After a cleaning, while the bearings 63a, 63b are fitted into the bearing support parts 71a, 71b downward, the rotating brush 51 may be mounted again on the rotating brush chamber 15. In such a constitution, the operability of mounting and removing the rotating brush 51 can be obtained and a vibration and a noise according to the rotation of the rotating brush 51 can be reduced.
Patent JP-H03261997-A (JP)
Title: Image editing device
Inventor: SARAI OSAMU
IPC: G09G5/24
Filed: 1990-03-13
Abstract: PURPOSE:To rotate font data fast by 90 deg. by writing bit patterns of a font in the image editing device or only reading them out and thus obtaining 90 deg. -rotated bit patterns. CONSTITUTION:A CPU 1 reads in data in a scan address 0 of a font ROM 3 and its output data is written in the address 0 of the image editing device 4. At this time, the data is written in the 1st line of the storage device in the image editing device 4 and data are read out of scan addresses 1 - 7 of the font ROM 3 similarly and written in addresses 1 - 7 of the image editing device 4. Consequently, the data in the storage device are as shown in a figure. The the address 7 of the image editing device 4 is read out and the value of the storage device is written in an address of a RAM 2. Consequently, the data in the RAM 2 is displayed as a bit pattern of a 90 deg. -rotated font as shown in the figure. Consequently, the bit pattern which is rotated by 90 deg. is easily obtained and fast processing becomes possible.
Patent JP-H03262072-A (JP)
Title: Queue management system
Inventor: MORIKAWA JUNICHI
IPC: G06F9/46
Filed: 1990-03-13
Abstract: PURPOSE:To prevent a queuing medium with a low prority level from being unreasonably held at a queue-out suppressing state by successively increasing the priority levels of respective queuing media queued in a queue when the previously determined number of queuing media or more are queued out from the queue. CONSTITUTION:The queue management system is provided with a monitoring means for monitoring whether the number of queuing media queued out from the queue reaches a previously set value or not and a priority up means for increasing the priroity levels of respective queuing media included in the queue except the queuing medium with the highest priority level by a prescribed value when the monitoring means detects that the number of queued-out media reaches the set value. Consequently, the queuing medium with a low priority level can be prevented from being unreasonably held at the queue-out suppressing state.
Patent JP-S60204043-A (JP)
Title: Display device of relation general idea graphic between events
Inventor: NAKANISHI KIYOUKO
IPC: G06F9/44
Filed: 1984-03-28
Abstract: PURPOSE:To edit a relation conception graphic between events by an interactive operation, by making various relations existing in an event and between events correspond to a node and a link, respectively, and converting them to a graphic by a network format. CONSTITUTION:When a relation shown as an adjoint matrix is inputted to a relation inferring device 1, a reachable matrix is led out by using a transition property of the relation. An information generating device 2 inputs a relation data derived by the relation inferring device 1, uses the reachable matrix, divides an event into levels, determines a horizontal position of a corresponding node, and generates information required for a network construction. Subsequently, a node position of the event in the same level is determined in order of its registration, and determines whether a link exists between the nodes or not. An information arranging device 3 inputs a generated node position, changes its position so as to be easily visible to some extent, and displays the relation between the events on a display device 4 by the node and the link.
Patent JP-S59185473-A (JP)
Title: Television synchronizing converter
Inventor: NAKAJIMA TAKESHI
IPC: H04N5/073
Filed: 1983-04-06
Abstract: PURPOSE:To realize a non-variation of an inserting position, etc. in a blanking part without having no gap to a voice in an active video part by executing a read-out operation by delaying it by 1H as for the active video part. CONSTITUTION:A one line shift control circuit 29 of V pulse is provided on a read-out address generator 13'. In the one line shift control circuit 29, a V pulse 25' from a V pulse separating circuit 24' is delayed by 17H to a place where an active video part is started, by a delaying circuit 30, and becomes a control signal of a pulse gate circuit 32. On the other hand, an H pulse 21' from an H pulse separating circuit 20' is supplied to the gate circuit 32, and one H pulse is thinned out by a timing of a delayed V pulse 31, and supplied as a gated H pulse 33 to a V address counter 26'.
Patent JP-H08265581-A (JP)
Title: Color image forming device
Inventor: KOMI KYOJI
IPC: B41J2/525
Filed: 1995-03-20
Abstract: PURPOSE: To obtain a color copy of high time-efficiency and economization by arbitrarily varying intervals of color prints of picture data transfer of respec tive color prints and respective color print image formation and increasing the number of degrees of freedom of picture data transfer and improving the color print registration. CONSTITUTION: A printer 400 is provided with a printer control means 430 which aperiodically receives picture data of each color print and forms an image by an image forming means 400img and transfers it onto a recording medium 190A after forming the images of all color prints. The image forming means 400img includes an intermediate transfer belt 415, which forms images of color prints one over another, and an image front end sensor 426 for color print positioning on the belt. A system control module is independently provided which performs the copy control to periodically issue a color print work command to the printer and an independently provided scanner and performs the print control to aperiodically issue the color print work command to the printer.
Patent JP-H05264523-A (JP)
Title: Walking positioning device for inspection device
IPC: G01N29/26
Filed: 1992-03-17
Abstract: PURPOSE:To provide a walking positioning device for inspection device enabling a tie pipe to be set to a heat transfer pipe hole position to be inspected regardless of axial deviation between a water chamber aperture position and a pipe plate axis. CONSTITUTION:The title device is provided with three double cylinder pistons which actuate a gripping mechanism for heat transfer pipe hole and one piston for tie pipe guiding an inspection device. Furthermore, it is provided with three- joint arms 5, 9, and 10 for interlocking two double cylinder pistons and two pistons for tie pipe at a pitch of transfer pipe and a drive device for rotating arm which is provided between each double cylinder piston and each arm.