baber/WOPTO huggingface dataset:
Patent JP-H05347033-A (JP)
Title: Insert of mold for molding disk
Inventor: KAYANE TADATOSHI
IPC: B29C33/38
Filed: 1992-06-16
Abstract: PURPOSE:To decrease the number of shots until a mold temp. stabilizes and to improve productivity by forming the insert of the mold for molding disks to a structure having a good thermal conductivity while maintaining the specular surface characteristic of the surface of the insert. CONSTITUTION:The mold 1 for molding disks is constituted of a stationary side mold 2 and a moving side mold 3. The stationary side mold 2 has a mold plate 5 and the central part of this mold plate 5 is provided with a through-hole. A sprue bushing 6 is fitted into this hole and the central part of this bushing 6 is provided with a gate 6a. A plastic material is supplied through this gate 6a. The front end of the sprue bushing 6 projects cylindrically to the inside surface side of the mold plate 5 and the disk-shaped insert 7 is fitted and mounted into this front end. The insert 7 has a step part in the outer peripheral part and a ring 8 is fitted into this step part. The surface of the ring 8 and the surface of the insert 7 are flush with each other. The contact part between the insert 7 and the mold plate 5 is provided with a cooling water groove 9. The material of the insert 7 is made into a two-layered structure and a high- grade alloy steel is used for the outer layer 7a.
Patent JP-H08308269-A (JP)
Title: Structure for moving propelling magnet once
Inventor: TSUCHIYA YOSHIKAZU
IPC: H02N11/00
Filed: 1995-05-01
Abstract: PURPOSE: To provide a structure for moving propelling-magnet once capable of moving a propelling magnet only once and having enhanced future practicability, by arranging permanent magnets with their same poles placed on identical sides, causing north poles to repel each other and south poles to repel each other simultaneously, by using the mutual repulsive force of the magnetism of the magnets, and doubling the pushing-out force. CONSTITUTION: A cylinder 6 is provided in a freely movable state around a propelling magnet 1, and fixed magnets 2, 3, etc., are set on the outer part of the cylinder 6 using metal fittings 7 and screws 8 with all the same poles of the magnets arranged in order.
Patent JP-S6135308-A (JP)
Title: Position detecting device
Inventor: NAITO HITOSHI
IPC: G01D5/249
Filed: 1984-07-27
Abstract: PURPOSE:To detect the absolute position of a detector easily by providing a scale, a storage part stored with its scale positions, and a detector which outputs address information to the storage part, and only setting the detector at an optional scale position. CONSTITUTION:The detecting device is equipped with the scale 1 on which logical states of respective bits of the pseudo random (PN) codes composed of a constant-length code sequence are graduated, the storage part 4 stored with respective pieces of scale position information, and detector 3 which reads a partial code sequence with specific bit length in the constant length code sequence and outputs it to the storage part 4 as address information. Then, optional partial codes of the PN codes with constant bit length in all code sequences are all independent and codes of the same part do not appear, so scale position information is stored in the storage part 4 previously and the partial code sequence having the constant bit length is used to read scale corresponding position information out of the storage part 4, determining which scale position on the scale 1 the detector 3 is present. Further, the total number of bits of the constant-length code sequence is set properly to perform position detection with demanded precision.
Patent JP-H112941-A (JP)
Title: Image forming method
Inventor: HANO YOSHIFUMI
IPC: G03G15/08
Filed: 1997-06-13
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device where toner or developer is not deteriorated and which uses a simultaneous developing and cleaning method requiring no cleaning device. SOLUTION: By this method, an electrophotographic photoreceptor is electrified by impressing a voltage on an electrifying member arranged in contact with the photoreceptor and constituted of magnetic grains, first. By exposing the electrified photoreceptor, an electrostatic latent image is formed on the photoreceptor. Thereafter, the obtained electrostatic latent image is developed by the toner. Next, the obtained toner image is transferred on a transfer material. Besides, the toner left on the photoreceptor is recovered in a developing process. Then, the magnetic grain is provided with a surface layer including at least lubricating resin powder. Besides, the shape coefficient SF-1 (showing the roundness of toner grain) of the toner is >=100 and <=160 and the shape coefficient SF-2 (showing the ruggedness of the toner grain) is >=100 and <=140.
Patent JP-S5279783-A (JP)
Title: Semiconductor device
Inventor: YOSHIDA TAKASHI
IPC: H01L29/80
Filed: 1975-12-26
Abstract: PURPOSE:To obtain a semiconductor device of high dielectric strength by adding devices to the constitution of the part where the depletion layer extends owing to a reverse voltage.
Patent JP-S6218738-A (JP)
Title: Manufacture of leadless semiconductor device
Inventor: MORIYAMA SHIGERU
IPC: H05K3/30
Filed: 1985-07-18
Abstract: PURPOSE:To increase the bonding strength of a glass with a circuit board by treating a leadless semiconductor device glass-sealed at a pair of electrode peripheral surfaces which hold a semiconductor element therebetween with strong acidic solution. CONSTITUTION:An electrode 6b, a semiconductor element 2, a glass tube 7 and an electrode 5a are sequentially mounted on the bottom of a jig, the electrode of the element 2 is contacted with both the electrodes, and an air gap A is provided between the electrode 5a and the tube 7. Circular columns 5a, 6b are fusion-bonded to the glass tube by holding at 600-1,000 deg.C in N2. CuO layers are formed on the columns, and sealed integrally by the contracting and pressing forces of the glass tube. Then, it is cooled, dipped in HF solution of 0.5-5vol% for several min to dissolve and remove alkaline component precipitated on the surface of the glass during heat treatment. The bonding strength between a circuit board 8 and the glass 7 is increased by removing the alkaline component to prevent it from exfoliating as a defect.
Patent JP-H103088-A (JP)
Title: Active matrix substrate
Inventor: KANAMORI KEN
IPC: G02F1/1343
Filed: 1996-06-18
Abstract: PROBLEM TO BE SOLVED: To make to possible to correct a point defect of display and further, to avoid decrease in the numerical aperture of display by superposing a picture element electrode on a signal wiring via an insulation film in a lingual piece part for connection. SOLUTION: In the lingual piece 23 for connection provided on either a picture element electrode 24 or source bus line 22 at least, the picture element electrode 24 and the source bus line 22 are superposed on each other via an insulation film. When this superposing part is irradiated with an energy beam such as a laser light beam, etc., the insulation film of this part is punched and the picture element electrode 24 is electrically connected with the corresponding source bus line 22. Since a point defect of a display is corrected by the operation, an yield of a display device can be improved. Further, since a redundancy structure area necessary for the correction is only the area for the superposing part, a bright display is attained without decrease in the numerical aperture of the display.  Thus, it is possible to manufacture display devices with a good display characteristic at a good yield and low cost.
Patent JP-S6049063-A (JP)
Title: Anthraquinone compound
Inventor: MATSUNAGA DAISAKU
IPC: C09B5/62
Filed: 1983-08-30
Abstract: NEW MATERIAL:The compound of formula I (R1 is H or 1-4C alkyl). EXAMPLE:The compound of formula II. USE:A dye for dyeing a polyester fiber in light greenish blue color. The cloth dyed with the dye absorbs thermal energy of solar radiation in high efficiency and has excellent heat retaining capability. PREPARATION:The objective compound can be produced by (1) reacting the compound of formula III with sodium methylate to obtain a mixture of the compounds of formula IV and formula V, (2) reacting the mixture with a (substituted) alkylamine to obtain a mixture of the compounds of formula VI and formula VII [R2 is residue of (substituted) alkylamine], (3) dissolving the mixture in e.g. dichlorobenzene, and (4) reacting with hydrogen sulfide gas preferably at 80-100 deg.C.
Patent JP-S59130287-A (JP)
Inventor: KURAIBU BERESUFUOODO CHIYARISU
IPC: A01P3/00
Filed: 1983-08-30
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-H0823007-A (JP)
Title: Semiconductor integrated circuit device and manufacturing method
Inventor: SASAKI MUTSUMI
IPC: H01L21/60
Filed: 1994-07-08
Abstract: PURPOSE:To provide a manufacturing method with good reliability, by coating a bonding pad and a connection part between a bonding wire and the bonding pad with a silicon-based insulating film. CONSTITUTION:In a manufacturing step, bonding pads 2 and bonding wires 3 are coated with silicon-based liquid material. The silicon material is dipped from a nozzle 5 with a shape corresponding to the configuration of each peak of bonding wires 3. The bonding pads 2 is protected from corrosion caused by osmotic water and at the same time the reliability in semiconductor device can be much improved.
Patent JP-H04355263-A (JP)
Title: Optical disk device
Inventor: TAKAHASHI JUNICHI
IPC: G11B19/20
Filed: 1991-05-31
Abstract: PURPOSE:To make the clamping mechanism of an optical disk thinner. CONSTITUTION:A spindle motor part 1 also serves as a clamping mechanism. The spindle motor part 1 consists of a motor base 4, a shaft 9, a coil 6, a rotor (magnet) 7 and a disk protection member 8. One face of a turn table 2 facing the spindle motor part 1 is provided with cone 3 and the other face of it is fixed rotatably by a bearing 10.
Patent JP-S5679406-A (JP)
Title: Coil bobbin
Inventor: YAMAZAKI HIDEKI
IPC: H01F5/02
Filed: 1979-11-30
Abstract: PURPOSE:To avoid a damage of a coil wire with a clearance made larger by a method wherein a coil wire guide groove formed in a coil terminal of the coil bobbin which is used for a discharge lamp stabilizer is inclined in the longitudinal direction by a prescribed angle symmetrically with respect to an imaginary plane including a bobbin axis. CONSTITUTION:When the coil terminal 15 is diametrically projectingly mounted on a flange 17 of the bobbin 16 and disposed slantingly by the predetermined angle theta with respect to the imaginary plane M including the bobbin axis A. The coil wire guide groove 19 with the angle theta is formed in the terminal 15 by cut-raising a tongue 18, and on one side of the flange 17, a coil wire through groove 20 is formed parallel with the surface of the terminal 15. extending over the terminal 15 to a bobbin drum 16a. In this construction, the angle theta is changed according to a number of stations in the index table, for example, if it shows 4 stations, the angle is made 45 deg., and the flaws are reduced to arise in the magnet wire by arranging a coil end 15a and the groove 19 in parallel.
Patent JP-H0322288-A (JP)
Title: Dynamic semiconductor storage device
Inventor: TOKUDA KIMIHITO
IPC: G11C11/406
Filed: 1989-06-19
Abstract: PURPOSE:To use address refresh for refresh at the time of a normal access by activating a device by a refresh ending signal and sending the next refresh address of a refresh address counter by a read signal. CONSTITUTION:A refresh control circuit 101 and a refresh interval timer 102 are activated by the refresh signal from an external part. A refresh address counter 104 outputs the refresh address by a refresh request signal from the refresh interval timer 102 and outputs the next refresh address by the refresh ending signal form the refresh control circuit 101. An address output circuit 103 outputs the next refresh address to the external part for the refresh ending signal by the read signal from the external part.
Patent JP-S5782775-A (JP)
Title: Potential sensor
Inventor: MORISHITA SHIGEFUMI
IPC: G01R19/25
Filed: 1980-11-11
Abstract: PURPOSE:To improve measurement precision by increasing the extent of variations in frequency, by applying a voltage to be measured to each elastic surface acoustic wave oscillator. CONSTITUTION:From outputs of elastic surface acoustic wave oscillators 44 and 45, a difference frequency is extracted through a mixer 40 and an LPF41. The voltage application electrode 38 of a surface wave element 43 is wired to the reverse surfaces of a surface wave elements 42 and led out as a terminal 46 for voltage application. Further, the reverse surface of the element 43 and the voltage application electrode 33 of the element 42 are grounded. As a voltage is applied between the terminal 46 and earth, the elements 43 and 42 have strains of expansion and compression; and the output frequency of the oscillator 45 is f0-DELTAf1, and that of the oscillator 44 is f0+DELTAf2, so that a difference frequency DELTAf1+DELTAf2 is detected.
Patent JP-S5948267-A (JP)
Title: Motor controller for power steering gear
Inventor: KANAZAWA HIROTAKA
IPC: B62D5/04
Filed: 1982-09-10
Abstract: PURPOSE:To prevent the pressure of a hydraulic oil from being abnormally raised when continuing a steering condition, by a method wherein when the quantity of electric power supplied to an electric motor is not less than a predetermined value, the quantity is forcibly reduced to or below the predetermined value by a signal outputted from an overload-detecting means. CONSTITUTION:When the quantity of an electric current supplied to a motor 18 exceeds a predetermined value, an output signal from the detecting element 23d of a detector 23 becomes ''L''. The signal is inverted, and is inputted into an S- terminal of a flip-flop 41, and a Q-terminal becomes ''H''. A transistor 40 is turned ON, a transistor 35a of a steering timer 35 is grounded, and an output from a comparator 35c is forcibly made to be ''L''. Therefore, a pulse signal Ps based on the vehicle speed supplied to a power transistor 30 of a supply power quantity regulator 19 through an AND circuit 31 is cut off. Accordingly, only a signal PI from an idle signal generating circuit 38 is supplied to the power transistor 30, a small quantity of an electric current is supplied to the motor 18, so that the motor 18 is set into an idling operation, and overloading is prevented.
Patent JP-2000350016-A (JP)
Title: Interpolation device and method thereof
Inventor: OTA AKIHIRO
IPC: G06T3/40
Filed: 1999-06-04
Abstract: PROBLEM TO BE SOLVED: To obtain an interpolation device with which the deterioration of a frequency characteristic is reduced by processing interpolating data of a plurality of groups, where a sampling pitch is converted by means of a different phase, converting the sampling pitch and generating output data. SOLUTION: A memory 12 stores and holds image data D1 to be displayed, and a horizontal direction interpolating part 13 converts the number of pixels of image data held in the memory 12 in the horizontal direction and outputs them. A vertical direction interpolating part 14 converts the number of the pixels of the image data outputted from the part 13 in the vertical directions and then outputs them. In a personal computer 10, the parts 13 and 14 are constituted of a central processing unit for executing a prescribed processing procedure. The unit generates interpolation data with a basic phase and those by a half phase deviation. Thus, deterioration of the frequency characteristic is reduce, and also a distortion is prevented from occurring.
Patent JP-S60198251-A (JP)
Title: Ink jet recording method
Inventor: HARUTA MASAHIRO
IPC: C09D11/30
Filed: 1984-07-30
Abstract: PURPOSE:To record a sharp color image with high resolving power at a high absorbing speed of a recording liquid, by forming plural kinds of color recording liquids specified in moisture content and having different colors into small liquid droplets and adhering said liquid droplets to a material to be recorded wherein a substrate is provided with a layer to be recorded having cracks with indefinite shapes present therein. CONSTITUTION:In performing ink jet recording by using a plurality of primary color recording liquids, plural kinds of color recording liquids, which have different colors and of which the moisture content is adjusted to 20-90wt%, are respectively formed into small liquid droplets which are, in turn, adhered to a material to be recorded, wherein a substrate 1 is provided with a coating layer 2 having fine scale like film 3 partitioned by cracks 4 having indefinite shapes arranged thereto in a state closely contacted to each other, to form a sharp color image having high resolving power to perform objective recording. Furthermore, as the substrate 1, a porous material such as paper or cloth and a non- porous material such as a glass plate or a resin film can be used.
Patent JP-H06340030-A (JP)
Title: Sliced veneer decorated board and its manufacture
Inventor: MATSUMOTO SHUJI
IPC: B32B21/08
Filed: 1993-06-02
Abstract: PURPOSE:To provide a sliced veneer decorated board which is excellent in wear resistance, crack resistance, water resistance, etc., and its manufacturing method. CONSTITUTION:A sliced veneer decorated board is composed of a base material layer 1 consisting of a porous material such as a particle board or the like, a resin layer 2 consisting of a thermo-setting resin arranged on its surface, and further a pattern layer 3 consisting of a sliced veneer arranged on the surface of the resin layer 2. Those respective layers are integrally pressure fixed by heating, and an inside of a sliced veneer conduit tube and an inside of a porous material hole are impregnated with a thermosetting resin.
Patent JP-S6050299-A (JP)
Title: Multi-state fluid machine
Inventor: IINO TOSHIYOSHI
IPC: F04D1/08
Filed: 1983-08-31
Abstract: PURPOSE:To reduce the vibration and noise of a multi-state fluid machine such as a water supply pump by shifting at least one of the circumferential fixing positions of impeller or diffuser associated with impeller at each stage. CONSTITUTION:A multi-stage diffuser pump 1 as a multi-stage fluid machine is provided with six diffusers 3 axially in the casing 2 with predetermined interval while a rotary shaft 4 is mounted. Six diffusers and their impellers 5 are mounted on the rotary shaft 4. In order to bring the total components of secondary angular frequency functioning onto the six-stage diffuser to zero, the circumferential fixing positions of impeller or diffuser on each stage are shifted.
Patent JP-S638552-A (JP)
Inventor: ROORENSU DARERU NOTSUCHINGAMU
IPC: G10K11/35
Filed: 1987-06-26
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-H102423-A (JP)
Title: Oil seal
Inventor: WAKASHIMA YUTAKA
IPC: F16J15/3244
Filed: 1996-06-19
Abstract: PROBLEM TO BE SOLVED: To simplify manufacture and display stable sealing performance and excellent follow-up performance to the rotational deflection of a rotary shaft. SOLUTION: An oil seal A obliquely brought into contact with the peripheral surface of a rotary shaft B is provided with two annular sheets 1, 2 overlapped axially, and connecting members 3, 4, 5 for connecting both annular sheets 1, 2. Both annular sheets 1, 2 are provided with tongue pieces 11, 21 protruded radially inward every required space in a circumferential direction. One annular sheet 1 and the other annular sheet 2 are overlapped being shifted in phase so as to position the tongue pieces 21, 11 of the other party annular sheets 2, 1 in a spaced area between the adjacent tongue pieces 11, 21 of both annular sheets 1, 2.
Patent JP-H065804-A (JP)
Title: Manufacture of semiconductor device
Inventor: NISHITANI AKITO
IPC: H01L21/822
Filed: 1992-06-17
Abstract: PURPOSE:To reduce the number of steps in manufacturing a CMOS DRAM having stack-type memory cells by performing impurity doping of a lower electrode of a capacitor and formation of diffusion layers of an N-channel transistor at one time without a photolithography step. CONSTITUTION:An N-type low concentration layer 13 and a thermal oxidation film 10 are formed on a P-type silicon substrate 2, and a gate oxide film 15 is formed in a device region. A polysilicon layer 11 and an SiO2 are formed on the gate oxide film 15, and a gate electrode 11 is formed by patterning. N<-> low concentration diffusion layers 16 are formed by coating a P-channel transistor region A with a resist and performing ion implantation, and, at the same time, diffusion layers 17 of low phosphorus ion concentration are formed by coating an N-channel transistor region B and a memory cell portion C with a resist and performing ion implantation. Then, after a process of leaving side walls 18 at both sides of the gate electrode 11 is performed, an SiO2 film 19 and a lower electrode (polysilicon) 20 are deposited, and ion implantation into the lower electrode 20 and formation of diffusion layers of the N-channel transistor are performed at one time.
Patent JP-H06346118-A (JP)
Title: Method for pulverizing indium or indium alloy
Inventor: ONO TAKASHI
IPC: B22F9/08
Filed: 1993-06-04
Abstract: PURPOSE:To easily pulverize indium or indium alloy spherically. CONSTITUTION:Indium or indium alloy is stirred in a polar org. solvent at. a temp. above the m.p. of the indium or indium alloy. One or more among ethylene glycol, diethylene glycol, triethylene glycol and dimethyl sulfoxide are preferably used as the polar org. solvent. The indium or indium alloy is pulverized t.o give spherical fine powder having about <=100mum particle diameter.
Patent JP-S6136840-A (JP)
Inventor: RICHIYAADO CHIYAARUSU JIYON HI
IPC: G06F7/527
Filed: 1985-07-19
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-S5781242-A (JP)
Title: All solid state complementary type electrochromic display element
Inventor: MINAMITANI TAKANORI
IPC: G02F1/1524
Filed: 1980-11-11
Abstract: PURPOSE:To achieve optical density changing in a practicable use area with low applied voltage by using a thin film of halide as an electrolyte layer in place of a dielectric layer in an all solid state complementary type electrochromic EC display element. CONSTITUTION:A transparent conductive film is formed as the 1st electrode layer 2 on a transparent substrate 1. Thence, the 1st EC material layer 3 of reduction coloring type represented by tungsten trioxide is formed, after which halide such as lithium iodide is formed as a thin film electrolyte layer 4. Thence, the 2nd EC material layer 5 of oxidation coloring type represented by iridium oxide is formed, after which the 2nd electrode layer 6 is formed in the final.
Patent JP-H06246379-A (JP)
Title: Device and method for forming tube like rack bar
Inventor: NAKAMURA MASANOBU
IPC: B21C23/08
Filed: 1992-05-26
Abstract: PURPOSE:To produce a rack bar of light weight without hardly reducing the strength lower than the like cut from a round bar by forcibly inserting a core metal of semi-circular sectional shape in a hole of a metal tube set on a secondary forming split die, extruding and elongating a wall of outer circumference of an end part of the metal tube with a high pressure lubrication extruding device. CONSTITUTION:An intermediate part of a metal tube is worked to a flat surface of semi-circular sectional shape with press forming, etc. Then, a thickness of a flat part 4 is made to a little thicker by being pressed. When it is put in forming split dies 11, 12 making a supplement shape of the rack of projecting and recessing streaks in a vertical direction against the flat surface in this state and a mandrel 33 is inserted from a hole of the tube, the flat part 4 is formed in a rack like because the thick wall part of the flat part 4 is pushed up toward the projecting and recessing streaks with the pushing force of the mandrel 33. Because a rack has to be formed essentially by using a tube of thick wall, so the weight is large even if it is a tube. But, the tube can be made thinner by inserting the core metal in the hole of the tube and elongating an excess metal mass.