baber/WOPTO huggingface dataset:
Patent JP-S6225897-A (JP)
Title: Method and apparatus for controlling four-phase stepping motor
Inventor: KURAHASHI AKIRA
IPC: H02P8/32
Filed: 1985-07-24
Abstract: PURPOSE:To inhibit the vibration of a rotor in case of holding, and to prevent the pull out by making low currents flow through field coils of the other two phases and bringing the field coils to three-phase excitation in one-phase exciting section in W1-2 phase excitation. CONSTITUTION:A memory element 2 each outputs signals H, L to first-eighth outputs 20-27 in response to an output from a binary counter 1. A PWM control circuit 6 and a switching transistor driving circuit 3 are operated in response to the signal, and the currents of several field coil are controlled. One phase exciting section in conventional W1-2 phase excitation can be brought to three-phase excitation by respectively making a first current level to flow through field coils at other two phases at that time.
Patent JP-H1116158-A (JP)
Title: Magnetic recording medium and its manufacture
Inventor: SHIBAYAMA HISASHI
IPC: G11B5/82
Filed: 1997-06-20
Abstract: PROBLEM TO BE SOLVED: To make a magnetic recording medium suitable for a magnetic disk device capable of coping with high density recording, to prevent the attraction of a magnetic head without providing the magnetic disk device with a particular mechanism and to reduce the cost by providing the landing area part of the magnetic head forming ruggedness in the outer circumferential part of a data recording area part which is smooth in surface roughness. SOLUTION: This magnetic disk 1 is suitable for a magnetic disk device capable of coping with high density magnetic recording and since a magnetic head is designed in low floating at a CSS control time, the data recording area 3 of a disk main body 2 is very smooth. The landing area part 5 of the magnetic head is provided in the outer circumferential part of the data recording area part 3 of the disk main body 2. In this landing area part 5 a ragged part 6 is formed in an annular shape along the whole circumference on a prescribed circumference by a laser. Consequently, it is not necessary to provide an expensive landing mechanism in particular and the attraction of the magnetic head at the landing time can be prevented.
Patent JP-S6319649-A (JP)
Title: Optical recording medium
Inventor: IKOMA KEIKO
IPC: G11B7/243
Filed: 1986-07-14
Abstract: PURPOSE:To simplify the structure and to facilitate recording by holding an org. metallic complex in the pores in porous glass. CONSTITUTION:Porous glass is used as the base material of an optical recording medium, an org. metallic complex causing a charge in the absorption spectrum on being irradiated with light is held in the pores in the porous glass and optical recording is carried out. The behavior of the org. metallic complex is remarkably different from that in the form of a soln., the complex causes a distinct change in the color, that is, a change in the absorption spectrum and the change is stably sustained for a long period. The org. ligand of the org. metallic complex is an org. compound having a noncovalent electron pair, preferably an org. compound having plural nitrogen atoms such as 2,2'-bipyridyl, 1,10- phenanthroline, 2,2'-bipyrazyl or a deriv. thereof. The preferred average diameter of the pores is 10-2,000Angstrom . Thus, the recording and readout sensitivities and the record retentivity are improved.
Patent JP-H0453628-A (JP)
Title: Grinding fluid for electrolytic dressing
Inventor: YOSHIOKA NOBUHIRO
IPC: B23H5/12
Filed: 1990-06-21
Abstract: PURPOSE:To prevent metallic oxide from being educed on a grinding wheel surface as well as to prevent a machine body so from corrosion by adding such a material as to form a complex ion and a chelate, to a grinding fluid made up of mixing a metal rust preventive, a surfactant an antifoamer, a trace electrolyte or the like. CONSTITUTION:In a grinding fluid in use on the grinding of electrolytic dressing for a metal bonded grinding wheel, it is made up of adding such a material as to form a complexion or a chelate, to the grinding fluid mixed with a metal rust preventive, a surface active agent, an antifoamer, a trace electrolyte or the like. In addition, a halide salt such as NaCl, KCl or the like is added to the grinding fluid made up of mixing the metal rust preventive, surface active agent, antifoamer, etc., and constituted. Since a nonconductive film is not produced at all, there is no drop in dressing efficiency, so that stable electrolytic dressing is realizable, and likewise a grain size projecting quantity also is not reduced, thus high efficient dressing operation can be actualized and, what is more, there is no fear of mechanical corrosion.
Patent JP-S6225671-A (JP)
Inventor: SHIMIZU TAKANORI
IPC: E04G23/02
Filed: 1985-07-26
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H0825019-A (JP)
Title: Differential pressure casting device
Inventor: SASAKI HIROMI
IPC: B22C9/08
Filed: 1994-07-15
Abstract: PURPOSE:To reduce cycle time and to improve yield so as to produce a high quality and sound casting. CONSTITUTION:In the differential pressure casting device constituted so that a molten metal 40 is filled in a cavity space 10 through a stoke 3, molten metal distributing part 20 and gate 21, a resistance member 5 having passing resistance of molten metal is provided at the position near the cavity space 10 of gate 21. By shortening pressure holding time. The molten metal in a casting plan part 2 is returned to a crucible 4, on the other hand, the molten metal in the cavity space 10 is prevented from passing/falling due to passing resistance in the resistance member 5.
Patent JP-H05330257-A (JP)
Title: Thermal transfer sheet and receiving sheet
Inventor: MORI FUJIO
IPC: B41M5/50
Filed: 1992-05-29
Abstract: PURPOSE:To obtain a thermal transfer sheet and a receiving sheet both of which are excellent in heat-fusion preventing properties at the time of thermal transfer and have high recording density and preservability in a thermal transfer system using a sublimable dye. CONSTITUTION:In a thermal transfer sheet 1 wherein a colorant layer 3 containing a sublimable dye transferred to a receiving sheet by heating to form an image is formed on a base film 2, a phenoxy resin is added to the binder of the colorant layer 3. The uppermost layer of the receiving layer 6 of the receiving sheet 4 is constituted of at least one resin selected from a vinyl chloride/vinyl acetate copolymer resin, a vinyl ether resin, a polystyrene resin, a cellulosic resin and a chlorinated polyolefin resin.
Patent JP-H0825301-A (JP)
Title: Working method of wood
Inventor: YOKOI MIKIO
IPC: B27K1/00
Filed: 1994-07-15
Abstract: PURPOSE:To enlarge the utilization range of wood by a method wherein the wood is compression-deformed after being softened through the absorption of water and the wood, the deformation of which is settled, is cubicly formed by taking advantage of the restoring force of the wood intending to restore its original shape through resoftening, which is developed by giving water content and heat to the wood and the formed shape is settled. CONSTITUTION:The texture of sawed lumber is softened through the absorption of water under heat at the softening treating stage K1 through the absorption of water. Then, the whole sawed lumber is compressed to the direction normal to the axis center line at the compression treating stage K2. The compressed state as is mentioned above of the lumber is held at the primary solidifying stage K3. The compressed lumber is sliced parallel to the direction of compression at the slicing stage K4 in order to obtain a primarily solidified article. Next, the outer periphery of the primarily solidified article is bound by a binder at the outer periphery binding stage K5. After that, the article is mounted to a forming mold at the forming mold mounting stage K6. Then, the primarily solidified article mounted to the forming mold is treated under heat through the absorption of water at the heating and water absorbing treating stage K7 so at to soften internal texture. At the forming treating stage K8, the primarily solidified article is turned into an article having a cubic form by taking advantage of the vertical expansion of the formed article. Next, after the formed article is removed from the forming mold and the binder is removed from the formed article, a secondarily solidifying or treatment for preventing the formed article, the form of which has been formed, from deforming is performed at the secondarily solidifying stage K9 in order to obtain a secondarily solidified article.
Patent JP-H06346867-A (JP)
Title: Scroll fluid machinery
Inventor: MIURA SHIGEKI
IPC: F01C1/02
Filed: 1993-06-08
Abstract: PURPOSE:To provide a scroll fluid machine simple in structure at a low cost. CONSTITUTION:A drive bush 5 is rotatably fitted by insertion to a turning scroll engaged with a fixed scroll, and a driving pin 9 protruding from the end face of a rotary shaft 8 is slidably fitted into a slide hole 7 bored in the drive bush 5. The drive bush 5 is then provided with a balance weight 10a for balancing dynamic unbalance caused by the revolving motion of the turning scroll. In such a scroll fluid machine, a part of the balance weigh 10a is formed to be opposed to the side part of the rotary shaft 8, and the outer end of a pin 23 protrusively provided in the radial direction of the rotary shaft 8 while being fixed at one end thereof to the side part of the rotary shaft 8 is fitted with play into a hole bored in the radial direction of the balance weight 10a in such a way as to secure the sliding of the driving pin 9.
Patent JP-H06343575-A (JP)
Title: Slow-down mechanism in stool
Inventor: SOGABE NOBUO
IPC: A47K13/12
Filed: 1993-06-07
Abstract: PURPOSE:To satisfactorily prevent functional parts in a slow-down mechanism main body from being damaged and broken down by forming a groove or a rib for obstructing an inflow of chemicals, etc., into the slow-down mechanism main body, in the outside periphery of a fitting shaft inserted and fitted from a labatory seat or a lavatory seat cover side of the slow-down mechanism main body. CONSTITUTION:On the outside periphery of a small diameter part of a large diameter part 2a side of a lavatory seat fitting axis 2 in the slow-down mechanism 1, ring grooves 2c are formed, and also, on the outside periphery of a large diameter part 3a of a lavatory seat cover fitting axis 3, ring grooves 3c are formed. These ring grooves 2c, 3c prevent chemicals, etc., from flowing along the fitting axes 2, 3 and flowing into a slow-down mechanism main body 4 side. A rib 3d is protruded from the outside periphery leaving an interval from the large diameter part 3a of the lavatory seat cover fitting axis 3. By this rib 3d, the inflow of chemicals into the slow-down mechanism main body 4 side is prevented more surely.
Patent JP-S5590501-A (JP)
Title: Preparation of ethylcarboxymethylcellulose
Inventor: TANAKA MIKIAKI
IPC: C08B11/193
Filed: 1978-12-28
Abstract: PURPOSE: To obtain ethylcarboxymethylcellulose with high substitution degree at high yield by a method wherein carboxymethylcellulose and diethyl sulfate are reacted in the presence of alkali while formed alcohol in removed out of a reaction system.  
     CONSTITUTION: Carboxymethylcellulose or salt thereof are reacted in the presence of alkali at 70W140°C while alcohol formed by side-reaction is removed out of a reaction system. As alkali, sodium hydroxide, potassium hydroxide or the like are used and a solvent is generally used in the reaction. As a solvent, toluene, xylene, benzene or the like are mentioned and the reaction can be carried out at an atmospheric pressure. The amount of diethyl sulphate is as small as 2W4 times the theoretical amount based on carboxymethylcellulose. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H05332032-A (JP)
Title: Concrete electric pole repairing method
Inventor: TANAKA YOSHINORI
IPC: E04H12/12
Filed: 1992-05-29
Abstract: PURPOSE:To repair easily a strength degraded reinforced concrete electric pole, recover the strength to the electric pole, prevent a sudden electric trouble, and secure everyday safety. CONSTITUTION:A reinforced fiber sheet 1 is wound at least one layer by one layer round the surface of a repairing place of a reinforced concrete pole 9 so that the reinforced fiber arrangement direction can coincide with the axial direction and the peripheral direction of the pole 9. A reinforced fiber sheet 11 of insulating fibers is wound round the outermost layer. Before or after these sheets 1 and 11 are wound, matrix resin impregnated in reinforced fibers is hardened, and is formed in fiber reinforced plastice. Since the repair is carried out after the reinforced fiber sheet 1 is formed in the reinforced fiber plastic, the strength of the pole 9 can be recovered, and since an insulating ability is applied by winding the reinforced fiber sheet 11, a sudden electric trouble can be prevented, and everyday safety and so on can be secured, so that the purpose can be attained.
Patent JP-H0722639-A (JP)
Title: Output connection method of solar cell
Inventor: TOYODA TATSUNORI
IPC: H01L31/042
Filed: 1993-07-02
Abstract: PURPOSE:To reduce the breakdown voltage of an electric apparatus connected with a solar cell array. CONSTITUTION:A plurality of solar cells different in kind, e.g. crystalline silicon solar cells 11 and non-crystalline silicon solar cells 12 are connected in parallel without interposing diodes for preventing backward current. The output is led out from both ends of the parallel connection.
Patent JP-H0511510-A (JP)
Title: Image forming method
Inventor: FUJIMAKI YOSHIHIDE
IPC: G03G5/06
Filed: 1991-07-04
Abstract: PURPOSE:To provide the method which can improve color reproducibility, and further, gradation characteristics, etc., while taking advantage of the characteristics of overlapping development. CONSTITUTION:This image forming method consists in subjecting an image carrying member for which mixed crystals composed of titanyl phthalocyanine and vanadyl phthalocyanine in the crystal state exhibiting a peak of X-ray intensity at least at 27.2 deg.+ or -0.2 deg. Bragg angle 2theta of X-ray diffraction spectra to a pgg characteristic X-ray (1.541Angstrom  wavelength) is used as the photoconductive material of a photosensitive layer to repetition of the formation of electrostatic latent images by digital exposure and the development of the electrostatic latent images to superpose plural toner images on the image carrying member and transferring the superposed toner images.
Patent JP-H0454413-A (JP)
Title: Position detector for moving body
Inventor: KOYAMA TAKASHI
IPC: G01D5/34
Filed: 1990-06-22
Abstract: PURPOSE:To detect the absolute position of the moving body with high accuracy by arranging a slit means between a projecting means and a photodetecting means and moving it, and utilizing a signal obtained through a slit. CONSTITUTION:A 1st slit member 3 is provided with plural slits 3a, 3b, 3c ..., which are not constant in pitch. The equal-interval pitch P of slits 4a, 4b, 4c ... of a 2nd slit member 4, however, is <=2 times as large as the former pitch. Pieces 1a1 and 1b1 of luminous flux which are projected by projecting elements 1a and 1b on a time-division basis pass through the slits 3a and 3b to illuminate the slit 4a in two directions, thereby projecting its slit image d1 on the surface of the photodetecting means 2. When a means 102 moves finely as shown by an arrow 101, the slit image 1d on the surface of the means 2 moves on the surface, but does not change. Current information and incidence position information on the image d1 are detected and absolute position information on the moving body is detected.
Patent JP-H069167-A (JP)
Title: Data transmission device of ropeless elevator
Inventor: MIZUNO KIMIMOTO
IPC: B66B3/00
Filed: 1992-06-23
Abstract: PURPOSE:To obtain a data transmission system which can transmit a high accuracy of detecting data by correcting an error of an inductive radio so as to apply the position and the speed detecting of a moving body applying an inductive radio, to a ropeless elevator. CONSTITUTION:A crossing inductive line cable 40 is laid in an elevator shaft, and an antenna 57 for inductive radio, an exciting circuit 58 for position detecting, a filter and detecting circuit 59 for data transmission, a rectifier circuit 60 for data transmission, a data transmission circuit 61, an encoder 62, and a position and speed detecting circuit 62 to detect the position and the speed of a cage by the output of the encoder, are provided at the cage 5 side. And the data is transmitted to a communication means provided at the building side by utilizing the crossing inductive line cable 40.
Patent JP-S6320447-A (JP)
Title: Method and apparatus for continuous coating of metallic strip with ceramics
Inventor: TOMIZUKA YUJI
IPC: C23C14/06
Filed: 1986-07-15
Abstract: PURPOSE:To coat a continuously fed metallic strip with ceramics with good adhesiveness at a high speed by projecting an ionized inert or reducing gas to the metallic strip to clean the metallic strip surface, then projecting ionized ceramic constituting nonmetal elements and metal element evaporated by heating to the surface. CONSTITUTION:The surface of the metallic strip 10 which is introduced through a sealing roll chamber 16 in a vacuum chamber 11 is first cleaned and activated by ion beams such as Ar from an ion source device 2 for a pretreatment. The vapor 13 of the metal which is heated and evaporated by an electron gun 6 and constitutes the ceramics and the reactive gas ions 14 consisting of the metal elements which are released from ion source devices 3-5 for reaction and constitute the ceramics are thereafter projected simultaneously to the metallic strip 10 to form a coating 15 of the ceramics on the metallic strip 10. The metallic strip 10 after the coating treatment is passed through a sealing roll chamber 18 on the outlet side and is coiled by a recoiler 17.
Patent JP-2000003704-A (JP)
Title: Press-contacting device for polymer battery electrode group
Inventor: YAJIMA SATOSHI
IPC: H01M10/0565
Filed: 1998-06-12
Abstract: PROBLEM TO BE SOLVED: To provide a press-contacting device for a polymer battery electrode group which is adaptable to a mass production, as well as ensures better yield for the high quality polymer battery electrode group. SOLUTION: This press-contacting device for a polymer battery electrode group comprises a pair of pressure contact blocks 4, 4' which have heating elements and whose pressure contact surfaces are facingly disposed, and a pressure control structure mechanism 5 which apply pressure to at least one of the pressure contact blocks 4, 4' and making the opposed pressure contact surfaces close to each other or separating from each other; and an advance or retreat driving structure 6 which causes the pressure control structure 5 to advance or retreat.  The pressure contact block 4' may be a fixed type or capable of advancing able or retreating able type by means of an advance or retreat driving structure 6', or may have a construction that the pressure control structure 5 is interposed, and may be additionally provided with a mechanism that drivingly controls the pressure control structure 5 and the advance or retreat driving mechanisms 6, 6'.
Patent JP-H0829680-A (JP)
Title: Wide-angle lens
Inventor: MIURA YOSHIKAZU
IPC: G02B13/04
Filed: 1994-07-18
Abstract: PURPOSE:To make the total length shorter without deteriorating aberration and to make the lens compact in a retro-focus type wide-angle lens. CONSTITUTION:In order from the object side, a first lens 11 of a negative power whose convex face confronts the object side, a second lens of positive power, a third lens of a negative power and a rear group lens 14 having a positive power as a whole are arranged. By representing the focal distance of a whole system by f, the focal distance of the first lens by fL1 and the focal distance of the rear group lens 14 by frear, the conditions: ¦fL1¦<=1.2f, frear<=1.5f are satisfied.
Patent JP-H05309636-A (JP)
Title: Pottery into which jewel is inlaid and its manufacture
Inventor: OOGUSHI MORIHIRO
IPC: C04B33/00
Filed: 1992-05-12
Abstract: PURPOSE:To show a pottery main body beautifully and gorgeously by inlaying a jewel into the same. CONSTITUTION:A jewel to the surface of which wax 3 is applied is inlaid into clay of a product main body and burnt up. Then wax 3 or a repellant is applied to a part of the jewel 2 of an unglazed product, the product main body 1 is glazed, the same is burnt mainly and a product is completed.
Patent JP-S5687130-A (JP)
Title: Controlling circuit of dma controller
Inventor: HARADA NAGAYUKI
IPC: G06F13/00
Filed: 1979-12-19
Abstract: PURPOSE: To ensure an accurate control for plural number of direct access controllers, by installing a controller to secure an accurate output of the answer signal sent from the CPU to the DMA controller corresponding to the hold request signal which received the sample holding.  
     CONSTITUTION: The sampling circuit 11 contains the AND circuits 12 and 13, FF14 and 15 plus inverter 16 each. The hold request signal HRQ 1  generated at the direct memory access DMA controller 5a is applied to the input terminal D of the FF14 through the circuit 12. As a result, the FF14 is set by the fall of the clock signal CLK, and the output of the terminal Q' turns to L level to put the circuit 13 under the inhibition state. Accordingly, the hold request signal HRQ 2 , even through it is produced from the DMA controller 5b with a time difference and against the signal HRQ 1  produced from the controller 5a, is inhibited by the circuit 13. Then the answer signal sent from the CPU can be delivered in a correct way through the circuit 13 to ensure an accurate control for the controllers 5a and 5b. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S5583919-A (JP)
Title: Data read-in system
Inventor: OONISHI SOUICHI
IPC: G06F13/10
Filed: 1978-12-19
Abstract: PURPOSE: To secure the display for the output level state at the volume controlling data memory region of the audio cassette tape, thus carrying out the volume control for the data read-in while looking at the display contents.  
     CONSTITUTION: The data signal at volume controlling data region (b) of the audio cassette tape is delivered through audio cassette deck 4 and then transferred to level detection circuit 5 of the next step. Thus the signal is detected whether it features a high level or low level, and the corresponding signal is delivered to display part segment information generation circuit 6. Circuit 6 generates the segment driving signal of the corresponding display part to apply it to AND gate 7. As signal S 1  is always applied to gate 7 during the volume control under the control of CPU, the driving signal is transferred to display part driving circuit 9. Thus the necessary segments are slected and driven for display at display part 10. 
     COPYRIGHT: (C)1980,JPO&Japio