baber/WOPTO huggingface dataset:
Patent JP-H06257076-A (JP)
Title: Towel fabric
Inventor: BUTSUGAN TEI
IPC: D06P5/00
Filed: 1993-02-25
Abstract: PURPOSE:To eliminate defects of conventional towel fabric in a towel fabric developing a printed pattern on a ground weave. CONSTITUTION:A yarn sheet prepared by printing yarn fed in the form of a sheet is used as ground warp yarn, which is then woven with pile warp yarn and ground weft yarn to afford towel fabric. Thereby, the objective ombre-dyed towel fabric (dyed by a ground dyeing and developing printing method) developing the printed pattern with the warp printing in the ground weave of the towel fabric is obtained.
Patent JP-H05242165-A (JP)
Title: Image database system
Inventor: TANAHASHI MARIKO
IPC: G06F17/30
Filed: 1992-02-28
Abstract: PURPOSE:To provide the image database system registering and retrieving am image without the labor and time therefore. CONSTITUTION:In the image database system where plural images are individually registered and retrieved under given retrieval conditions, plural kind of symbols 11 featuring objects of an image 9 are previously set; and the images are registered while made to correspond to one of symbols selected among the set symbols and when the images are retrieved, one of the symbols is selected to read the corresponding image out.
Patent JP-S58211825-A (JP)
Title: Electric discharge machining device
Inventor: KARASHIMA TOSHIHARU
IPC: B23H7/20
Filed: 1982-05-11
Abstract: PURPOSE:To automatically set a mounting angle of a work, by measuring positions of two points on the work through a measure provided to an electrode mounting base board, calculating the mounting angle and correctively rotating the work by said angle through an indexing device. CONSTITUTION:A measure 12 is provided to an electrode mounting base board 20 in an electric discharge machine, and an XY table 20 is moved along an X or Y-axis to two points separated by a prescribed distance, then a position of the side face of a work 10 in said two points is measured. From this measured value, an angle of the work 10 for the X or Y-axis is calculated by a numerical controller 28. Then the parallel relation between a moving axis of the XY table and the work can be automatically set by correctively rotating the work 10 through an indexing device 16 by said angle of the work.
Patent JP-H05240587-A (JP)
Title: Demolishing and repairing method of inner lining refractory of electric furnace
Inventor: OHASHI KOJI
IPC: B22D41/02
Filed: 1992-02-28
Abstract: PURPOSE:To free workers from demolition work of an electric furnace that requires a heavy labor under a high temperature condition, and to shorten the repair period of time for increasing the working efficiency of the electric furnace. CONSTITUTION:An opening 23 is bored through a hearth at the center and a trestle 19 is installed in the opening 23 so that a stage 25 of the trestle 19 is higher than the opening 23 and a gap with an adequate width is left between the edge of the stage 25 and the edge of the opening 23. An inner lining refractory 2 is demolished by manipulating a demolishing robot 24 mounted on the stage 25, and demolition debris is fallen down through the gap into a container 22 placed under the opening 23.
Patent JP-H06267731-A (JP)
Title: Surface-modified magnetic particle, manufacture thereof and magnetic fluid containing the same
Inventor: YOSHINO NORIO
IPC: C10N40/14
Filed: 1993-03-12
Abstract: PURPOSE:To obtain magnetic fluid having a wide heat resistant temperature range and high water resistance by treating surfaces of magnetic particles with surfactant, and then bringing it into contact with silane coupling agent to substitute the surfactant adsorbed to the surfaces of the particles for the agent. CONSTITUTION:Surfaces of magnetic particles are treated with surfactant. Then, it is brought into contact with silane coupling represented by a formula (X is H, F, Cl, 1-20C alkyl group or 1-20C alkoxy group, p is integer of 1-4, A and B are H or CH3, Z is CH3 or C2H5, m and n are 0 or 1, and R is 1-20C fluoroalkyl group or 1-100C fluoropolyether group). The surfactant adsorbed to the surfaces of the particles is substituted for silane coupling agent. Thus, magnetic fluid having wide heat insulation temperature range and high water resistance can be obtained.
Patent JP-H01251061-A (JP)
Title: Image forming device
Inventor: IWATA YASUHIRO
IPC: G03G15/043
Filed: 1988-03-31
Abstract: PURPOSE:To erase an unnecessary black image which appears on a part other than the image of an original by detecting a dark part with the aid of reflected light from an original surface by preliminary scanning and removing charges on corresponding photosensitive body. CONSTITUTION:A dark part detector 180 is movably provided between a lens block 8 for variable magnification and a mirror 9 as a detection means for detecting the dark part with the aid of the reflected light from the original surface. The preliminary scanning is performed separately from the scanning for forming an image and the reflected light from the original surface by the photoirradiation of an exposure lamp 4 is received by a line sensor 131. An output from the line sensor 131 is used to identify a black area on image information, so that the area where the original does not exist is detected as the dark part and the surface charges of the photosensitive drum 10 corresponding to the dark part can be removed. Thus, the high-quality copied image without the unnecessary black image can be obtained.
Patent JP-S63243847-A (JP)
Title: In-tube inspection device
Inventor: TAKASHIMA KAZUO
IPC: G01B11/30
Filed: 1987-03-31
Abstract: PURPOSE:To obtain an inspection device which has simple facilities, high operation efficiency, and high measurement accuracy by distributing and projecting light from a light source by a 1st conic body provided in a detection head and detecting reflected light from the internal surface of a tube by a 2nd conic body. CONSTITUTION:The detection head 1 has the light source 22, projection lenses 23 and 24, a conic body 25a as a light distributing means, a lens 26 as a convergence optical system, a two-dimensional photodetection part 27, a conic body 25b, etc., in a hollow cylindrical casing 21. Then the light from the light source 22 is projected on the axial line by the lens 23 from the vertex of the conic body 25a in parallel, distributed and emitted from its peripheral surface in all directions crossing the axial line at right angles, and projected on the inner peripheral surface of the tube P to be inspected. Reflected light from the inner peripheral surface is reflected by the conic body 25b, then converged by the lens 26, and projected on the photodetection part 27. Data regarding the quantities of light of respective parts are read in a detector main body 2. Here, the conic body 25b, lens 26, and photodetection part 27 are so arranged that a reflected light image from the inner peripheral surface of the tube P to be inspected which is picked up by the lens 26 is projected on the photodetection part 27 while reduced at a necessary rate.
Patent JP-H08271782-A (JP)
Title: Focusing device
Inventor: KUBOTA SUSUMU
IPC: G02B7/28
Filed: 1995-04-04
Abstract: PURPOSE: To provide a focusing device free from out of focus even in the case of repeatedly executing a focusing operation. CONSTITUTION: In the case of moving a circuit mount part 8 in an optical axis direction against the elastic force of a leaf spring 6A for pressurizing in symmetrical to the optical axis in a housing 1 at focusing, a gear 4a is engaged with a gear 9b by rotating an adjusting knob 4A, then, an eccentric cam 9A positioned at the central part of the circuit mount part 8 is rotated, a pressing force is impressed on the central position of the circuit mount part 8, the circuit mount part 8 is moved in the optical axis direction against the elastic force of the leaf spring 6A without being inclined.  In the case of rotating the adjusting knob 4A in a reverse direction, the eccentric cam 9A is rotated in the reverse direction, then, the pressing force impressed on the circuit mount part 8 is reduced, the circuit mount part 8 is reversely moved in the optical axis direction without being inclined by the spring force of the leaf spring 6A. Thus, the focusing operation free from out of focus is accomplished.
Patent JP-S574252-A (JP)
Title: Centrifugal concentrator
Inventor: KUWAMOTO YASUO
IPC: B04B1/02
Filed: 1980-06-11
Abstract: PURPOSE: To recover a concentrate continuously without discontinueing feed of liquid by installing a scraping member that makes differential rotation to the cylindrical body in the concentrate discharging space of a rotating cylindrical body for concentrating suspension and giving scrap-up action to concentrate on the inner  wall.  
     CONSTITUTION: A cylindrical body 1 of truncated cone shape having channel- shaped section and forming a ring-shaped processing space S is suspended with its driving rotation axis 8, and a partition 3 is provided to divide the processing space S into a concentrating space S 1  and a concentrate discharging space S 2 . A driving system for scraping members 15, 16 which are rotated at relatively low speed against the cylindrical body 1, and a flow channel R 3  for recovering concentrate are inserted through an opening 11 provided at the bottom of the cylindrical body 1. Consequently, both concentration and separation and recovering of concentrate is performed effectively without giving a harmful influence on concentrating and separating operation. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H08278154-A (JP)
Title: Route guiding system
Inventor: SHIMOURA HIROSHI
IPC: G08G1/0969
Filed: 1995-04-04
Abstract: PURPOSE: To guide a vehicle in selecting its route to go ahead as it is without selecting such a process as going back to the initial route in the case where the vehicle deviatively travels from the initial route by installing a route guiding system consisting of a route selecting means selecting anyone out of plural pieces of routes, a deviation judging means and a traveling route judging means. CONSTITUTION: A vehicle mount navigation system body 1 is equipped with a controller 16 on the inside, while this controller 16 is equipped with a central processing unit 161, an S-random access memory 162 securing a work area and a D-random access memory 163 stored with a processing program or the like, respectively. When this CPU 161 acquires a route of up to the destination through a route data receiving part 15, it stores the contents in the S-random access memory 162, selecting those being shortest in time and distance among the stored routes and displaying them on a display 3.  On the basis of an output signal out of a vehicle position derecting element 14, a fact of whether the vehicle travels along the shortest route or not is judged, and when any route other than the shortest one is acquired, whether a route, where the vehicle is running out of them is existent or not is judged, and if the route exists, the CPU 161 guides a driver.
Patent JP-S62237768-A (JP)
Title: Manufacture of compound semiconductor sorar battery
Inventor: UENISHI KATSUZO
IPC: H01L31/04
Filed: 1986-04-08
Abstract: PURPOSE:To improve the photoelectric conversion efficiency of a compound semiconductor solar cell inexpensively with light weight by exposing the (111) surface of a first conductivity type Si (100) substrate, and growing a first conduc tivity type GaAs layer and a second condnctivity type GaAs layer, and growing a second conductivity type Gal-xAlxAs layer. CONSTITUTION:An SiO2 film is formed by a CVD method on the entire Si (100) substrate 10, and patterned to form a stripe 11 in a (111) direction. Then, the (100) surface 12 is obliquely exposed by etching it with a potassium hydroxide etchant having large crystal azimuth dependency. After the stripe 11 is removed, an n-type GaAs layer 13, a p-type GaAs layer 14 and then a p-type GaA As layer 15 are grown by an MOCVD method. The contact 16 of the layer 15 is formed by etching, the entire upper surface is covered with an insulating film 17, and the contact 16 is removed by etching. An Au-Zn alloy layer is deposited, a p-type side electrode 18 is formed, and an n-type side electrode 19 is deposited on the entire surface at the side of the substrate 10.
Patent JP-H02255776-A (JP)
Title: Additive for offset printing ink
Inventor: MIO KATSUMI
IPC: C09D11/033
Filed: 1989-03-29
Abstract: PURPOSE:To obtain the subject additive using water as transprinting medium without blotting on border between printed image and non-image part or deteriorating of gloss of printed face by including higher alcohol and raw material composition constituting ink vehicle. CONSTITUTION:The aimed additive contains one or more saturated or unsaturated higher alcohol (preferably 12-18C monohydric alcohol) and one or more raw material composition (preferably drying oil such as linseed oil) constituting ink vehicle.
Patent JP-S563654-A (JP)
Title: Secondary hardening type sintered alloy for valve seat and its manufacture
Inventor: MORISHITA TSUYOSHI
IPC: C22C33/02
Filed: 1979-06-22
Abstract: PURPOSE: To cheaply manufacture the titled sintered alloy having superior high temp. resistance and superior wear resistancy by blending hard particles having a specified composition contg. Ni, Mo, etc. with special alloy powder for adding Mo after which the blend is compacted, impregnated with a predetermined amount of Cu by infiltration, and sintered.  
     CONSTITUTION: The titled sintered alloy is a sintered body consisting of, (by wt.) 0.6W2.2% C, 0.1W0.7% Si, 2.1W5.5% Ni, 1.7W7.5% Mo and the balance Fe. 13W22% Cu may be added to the body by infiltration. The alloy has hard particles dispersed in 5W20% matrix based on Ni and Mo, and 0.45W2.5% Mo can be precipitated as Mo carbide or Mo composite carbide by reheating. In a process of manufacturing the sintered alloy, by adding 0.6W5% Ferro-Mo, 2.5W20% Fe-Mo-C or 0.5W2.8% Mo-C to starting material powder for sintering followed by compacting, the titled sintered alloy having superior high temp. resistance and superior wear resistance is obtd. without using expensive Co. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S62237995-A (JP)
Title: Unit type purification tank
Inventor: KOSHIMIZU ISAO
IPC: C02F3/00
Filed: 1986-04-07
Abstract: PURPOSE:To sufficiently dissolve oxygen, by providing an aeration cylinder relay chamber having an air diffusion cylinder in adjacent relation to the introducing port side of a sedimentation port side of a sedimentation chamber and connecting an aeration cylinder to the relay chamber. CONSTITUTION:Sewage flows in a sedimentation chamber 2 and passes a transfer flow pipe 9, in which solid-liquid separation is performed, to flow in an aeration cylinder relay chamber 15 and passes through the feed pipe 17 and return pipe 18 of an aeration cylinder 16 by air bubbles from an air diffusion pipe 14 while dissolving oxygen to flow in the aeration cylinder relay chamber 15 from the flow-out port of the return pipe 18 provided at a position higher than the feed pipe 17 and sunk under a liquid surface. Further, said sewage also dissolves oxygen in the aeration cylinder relay chamber 15 and recirculates through the aeration cylinder relay chamber 15 and the aeration cylinder 16 to be purified. The purified sewage passes through a sedimentation chamber 4 and passes through a disinfection chamber 5 to be discharged from a discharge port 10. By this method, an installation place can be made narrow.
Patent JP-H03279569-A (JP)
Title: Magnetic attraction type floating and conveying device
Inventor: ISHIDA TAKENOBU
IPC: B61B13/08
Filed: 1990-03-27
Abstract: PURPOSE:To change course easily by forming magnetic rails established in a closed loop, magnets furnishing upward attraction faces, and a steering means to rotate the magnets responding to the direction of the magnetic rails. CONSTITUTION:Magnets 25 on a loading board 1 are magnetized by feeding a current and absorbed to lateral magnetic rails 7 and 8. And the board 1 is floated and held on the rails 7 and 8 in the condition unconnected with the rails 7 and 8, and lateral conveying routes 2 and 3 are moved. Then, when the course is changed from the conveying routes 2 and 3 to longitudinal conveying routtes 4 and 5, the magnets 25 are rotated by a steering means 33 to make the bracket 27c of an iron core member 27 to come to the outer periphery of the closed loop when the board 1 comes to a bend to link the rails 7 and 8 and longitudinal magnetic rails 9 and 10. And the upward attraction face of an iron core 27d is oriented in the direction of the rails 9 and 10, the board 1 is moved to the longitudinal conveying routes 4 and 5, and a vehicle is conveyed.
Patent JP-H07272301-A (JP)
Title: Optical pickup device
Inventor: ITONAGA MAKOTO
IPC: G11B7/1372
Filed: 1994-03-25
Abstract: PURPOSE:To provide an optical pickup device with high frequency responsiveness capable of correcting a tilt in the tangential direction of an optical disk. CONSTITUTION:The optical pickup device 20 is provided with a laser light source 1, a collimate optical system 2, an objective lens 4 and a detector detecting the tilt of the optical disk 5. This device is provided with an actuator 8 setting a sine condition of a convex lens system L2 adjacent to the objective lens among a lens system constituting the collimate optical system 2 to a prescribed measure of dissatisfaction and making the optical axis of the convex lens system L2 eccentric for the optical axis of the objective lens 4.
Patent JP-S57194147-A (JP)
Title: Brake hydraulic control device for vehicle
Inventor: MIZUSAWA MITSUO
IPC: B60T8/26
Filed: 1981-05-26
Abstract: PURPOSE:To simplify the structure in such a way that a rear end wall of a valve chamber which is communicated to an input port to be linked with a master cylinder is integrated by means of a valve lid to be inserted to a housing, and a buffer chamber is annularly formed around the outer periphery of the valve lid so as to be able to install the buffer chamber even without dividing the housing into two parts. CONSTITUTION:An inertial valve which is integrated by an inertial valve body 36 and a valve seat 35 is installed between a valve chamber 29 and a hole 34. An annular buffer chamber 40 and a throttle hole 31 are installed between an input port 14 and the valve chamber 29, and these are integrally formed on a valve lid 30 to block the valve chamber 29. In consequence, dynamic pressure buffer action can be obtained just by fixing the valve lid 30 on the valve chamber 29.
Patent JP-H06297316-A (JP)
Title: Spherically working method and device for cylindrical work end surface
Inventor: KANDA TORAHIKO
IPC: B24B19/00
Filed: 1993-04-07
Abstract: PURPOSE:To spherically work the end surface of a cylindrical optical material consisting of an optical fiber connector, glass, ceramics, or the like in a short time and in high efficiency. CONSTITUTION:A spherically working device for working the end surface of a cylindrical work is made up of a working grinding wheel 2 for working a work 1 to be worked, a correction grinding wheel 3 for adjusting the shape of the working surface 4 of the working grinding wheel 2, and a mechanism by which the work 1, the working grinding wheel 2, and the correction grinding wheel 3 are turned respectively. The working surface of the metal-bonded working grinding wheel 2 and that of the resin-bonded correction grinding wheel 3 are brought into contact in such a state that the turning directions of both grinding wheels are perpendicular to each other, and the sectional shase of the working surface 4 is formed in a concave circular-arc shape. While giving a constant depth of cut to the work 1, the end surface 8 and the working surface 4 are brought into contact, and then they are bought into contact in a condition that a constant pressure is applied. By applying electrolytic dressing to the working surface 4, grinding capacity can be maintained in a good condition, and by the grinding action of the working surface 4, the end surface 8 is worked in a convex spherical shape. When the concave circular-arc shape of the working surface 4 is put out of shape, the working grinding wheel 2 is again brought into contact with the correction grinding wheel 3 for correcting the shape of the working surface 4 so as to have an accurate concave circular-arc shape.
Patent JP-S58198425-A (JP)
Title: Alpha-phenylstilbene derivative and preparation thereof
Inventor: SASAKI MASAOMI
IPC: C07C41/00
Filed: 1982-05-14
Abstract: NEW MATERIAL:An alpha-phenylstibene derivative expressed by formula I {A is formula II or III [(R)m are H, alkyl, alkoxyl, halogen, dialkylamino, aralkylamino or arylamino and may be the same or different when m is >=2; m is an integer 0, 1, 2 or 3], or 9-anthryl or N-alkylcarbazolyl; n is 0 or 1}. EXAMPLE:alpha-Phenyl-4'-N,N-dimethylaminostilbene. USE:An electrophotographic organic photoconductive material and fluorescent brightener. PROCESS:A 1,1-diphenylmethyl derivative expressed by formula IV [Y is triphenylphosphonium expressed by formula V (Z<-> is halogen ion) or a dialkyl phosphite expressed by the formula PO(OR1)2 (R1 is alkyl)] is reacted with an aldehyde compound expressed by formula VI to give the aimed compound expressed by formula I .
Patent JP-H08278383-A (JP)
Title: Primary wall of fusion device
Inventor: SEKI MASAHIRO
IPC: G21B1/00
Filed: 1995-04-05
Abstract: PURPOSE: To provide a compact primary wall superior in cooling performance and capable of using in a large scale fusion device operated for long time. CONSTITUTION: On the inner surface of a vacuum vessel 2, blanket or shield body facing to plasma, corrugated plates 10, 10 having a pair of upper projections and lower dents are provided as a part 5 for fixing armor. In between the pair of upper and lower corrugated plates 10, 10, a partition plate 11 is inserted to form a going coolant path 8 and returning coolant path 9. An armor 4 is fixed to the dent part of the upper plate 10 with armor fixing bolts 7. By this, fixing the armor 4 and forming coolant paths 8 and 9 are attained without thickening the primary wall and cooling efficiency is improved because the contact area between the armor 4 and the armor fixing pat 5 is large. Further, temperature rise in the armor 4 can be suppressed low and simultaneously, thermal stress generated in the armor fixing part 5 can be reduced.
Patent JP-2000272392-A (JP)
Title: Seat flattening structure for vehicle
Inventor: ARAI TOMIJI
IPC: B60N2/34
Filed: 1999-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a seat flattening structure for a vehicle effecting a full reclined condition for a seat back without adopting an exclusive reclining mechanism. SOLUTION: A lock plate (locking means) 20 is provided with a first engagement part 20a and second engagement part 20b. When a roller 16 at the lower end of a seat back 11 is engaged with the first engaging part 20a, the seat back 11 can retain a normal upright condition. When the roller 16 is engaged with the second engaging part 20b, the seat back 11 can be reclined. Thus, as a reclined condition for the seat back 11 is attainable by utilizing the existing lock plate 20, supporting structure for the seat back 11 becomes uncomplicated.
Patent JP-S5413865-A (JP)
Title: Transmission system in cursorial operation car
Inventor: KISAKA HIROYUKI
IPC: B60K17/10
Filed: 1977-07-04
Abstract: PURPOSE:To constitute to be able to perform assembly easily to a narrow car body as well as to miniaturize the size in the diametral direction of a clutch in a transmission system in a cursorial operation car adopted a hydraulic clutch type speed changer.