baber/WOPTO huggingface dataset:
Patent JP-H10150532-A (JP)
Title: Image reader
Inventor: OTSUKA HIROSHI
IPC: G03B27/68
Filed: 1996-11-18
Abstract: PROBLEM TO BE SOLVED: To extend applicable ranges of the image reader by enhancing reading quality of a one-point fastening original. SOLUTION: An image reader 1 is so structured that an open space for setting of original exists between an original platen 20 and an optical system. The image reader is provided with a means which discriminates whether or not an original placed on the original platen 20 is a spread one-point fastening original DS1s that is made up of m-sets (m>=2) of sheets fastened at each corner of the sheets while k-sets (1<=k<m) of sheets are turned over, a means that measures a curved state of an original side S1 which is an uppermost sheet of the (k+1)th paper sheet of the spread one-point fastening original DS1s, and a means that corrects an image read from the original side, depending on the measured curved state of the original.
Patent JP-H05140057-A (JP)
Title: New amino carboxylic acid or its salt, and surfactant thereof
Inventor: IMANAKA TAKEHIRO
IPC: C11D1/10
Filed: 1991-11-21
Abstract: PURPOSE:To obtain the new amino carboxylic acid exceedingly useful for a surfactant, owing to having excellent surface activity and showing good resistance against hard water. CONSTITUTION:The objective compound is a compound of formula I [R<1> is C1-22 straight-chain alkyl or alkenyl; Y<1> and Y<2> are H or (CH2)m-COOM<3> (M<3> is H, alkali metal, etc.; (m) is 1-5); M<1> and M<2> are H, ammonium, etc.] or its salt, e.g. 3-(N-laurylamino)-2-hydroxy-propyl malonic acid.2 sodium salt. The compound of formula I having H for Y<1> and Y<2> is obtained by reaction of a compound of formula II (E is C1-5 alkyl; X is halogen) with a compound of formula R<1>-NH2 preferably at 80-120 deg.C to obtain a compound of formula III, which is hydrolyzed with NaOH preferably at >=80 deg.C and salt exchanged when needed.
Patent JP-H05143994-A (JP)
Title: Method and device for recording optical information
Inventor: SUNAKAWA RYUICHI
IPC: G11B7/00
Filed: 1991-11-21
Abstract: PURPOSE:To provide the optical information recording method and its device capable of forming the pit consisting of a pit part and non-pit part having the length corresponding to the time width of a reference digital signal even when the environment at the time of information recording is changed. CONSTITUTION:The waveform of a reference digital signal A is formed by a waferorm forming circuit 10, and the voltage at the high level is gradually deteriorated from the start to the end of the high level corresponding to the heat conductivity or the like of the optical disk. An offset circuit 20 generates a signal D turning the voltage value at the low level to 0V for the prescribed period. A laser diode 35 is energized corresponding to the voltage of this signal D, emitting the laser light. The power margin at the time of recording can be increased ahd the error at the time of reproduction can be reduced.
Patent JP-H02152255-A (JP)
Title: Formation of multilayer interconnection
Inventor: MASUDA YOJI
IPC: H01L21/768
Filed: 1988-12-02
Abstract: PURPOSE:To control a final film thickness of an interlayer insulating film by a method wherein, after a lower-layer wiring part has been formed, a silicon nitride film is deposited or, after a metal film has been deposited, the silicon nitride film is deposited on it, the metal film and the silicon nitride film are patterned and the silicon nitride film is formed on the lower-layer wiring part. CONSTITUTION:An insulating film 12 is formed on a silicon substrate 11 where a semiconductor element has been formed; a first aluminum wiring part 13 is formed on it; a silicon nitride film 14 by a plasma CVD method is deposited on it at a thin film thickness; e.g. 50nm; in addition, a silicon oxide film 15 by the plasma CVD method is deposited; a resist 16 is coated. Then, the P-SiN 14 on the first aluminum wiring part 13 is etched back until it is exposed under a condition that an etching rate of the p-SiO2 is nearly equal to that of the resist 16. In order to detect this exposure of the p-SiN 14, e.g. emitted light of a plasma is separated into its spectral components and the emitted light of nitrogen at 674nm is monitored. The remaining resist 16 is removed; after that, a p-SiO2 17 is deposited as an interlayer insulating film; a through hole 18 is made; a second aluminum wiring part 19 is formed; a two-layer aluminum wiring part is formed.
Patent JP-H05121949-A (JP)
Title: Frequency converter
Inventor: TANAAMI SHIGEYUKI
IPC: H03B19/00
Filed: 1991-10-26
Abstract: PURPOSE:To improve the characteristic of a transmitter by preventing spurious radiation caused by a multiple wave from a multiplier, in the frequency converter multiplying an output of an oscillator to obtain a local oscillation signal. CONSTITUTION:An output of an oscillator 2 is multiplied by (n) at an n- multiplier 3 to obtain a local oscillation signal and it is given to a mixer 7 to frequency-convert a signal from an IF input terminal 9 and the frequency converted signal is outputted from an RF output terminal 10 as the frequency converter. A 1st filter 5 employed in the frequency converter blocks an (n+1)- multiple wave or an (n-1)-multiple wave thereby preventing the waves from being directly outputted. Furthermore, a 2nd filter 4 is employed to block a (2n+1)-multiple wave or a (2n-1)-multiple wave being a caused to a neighbouring wave generated by the mixer.
Patent JP-H10152387-A (JP)
Title: Granular coated fertilizer containing agrochemical
Inventor: NAKAMURA HIROSHI
IPC: C05G3/60
Filed: 1996-11-18
Abstract: PROBLEM TO BE SOLVED: To obtain a controlled release fertilizer containing an agrochemical, in which elution behavior of fertilizer component and agrochemical component is controlled by coating the surface of granular fertilizer containing the agrochemical as a first layer with a coating material consisting essentially of a water-soluble substance or water-insoluble or slightly water-soluble powder as a main component and further coating the coated fertilizer with a thermosetting resin such as urethane resin as a second layer. SOLUTION: A nitrogen-based fertilizer such as urea or ammonium sulfate, a phosphate-based fertilizer such as calcined phosphate or processed phosphate fertilizer, a potassium-based fertilizer such as potassium chloride or potassium sulfide magnesia or compound fertilizer such as potassium phosphate is used as the granular fertilizer. Urethane resin or epoxy resin is preferably used from the aspects of workability and performance as the thermosetting resin. The method for controlling elution rate is carried out by changing water-permeability of coated resin by crosslinked density, chemical structure or film thickness. A method for introducing water-soluble powder, slightly water-soluble powder, etc., into a coated film and introducing existing or latent defect into coating film may be used. An agrochemical whose active ingredient is slightly water-soluble, having preferably <=500ppm solubility of the agrochemical to water is preferably used as the agrochemical.
Patent JP-H09166799-A (JP)
Title: Arithmetic and logic unit for picture
Inventor: KOSAKA NAOHISA
IPC: G02F3/00
Filed: 1996-11-18
Abstract: PROBLEM TO BE SOLVED: To provide an arithmetic and logic unit capable of executing AND, OR and EXOR operation by the use of picture devices such as spatial light modulating tubes. SOLUTION: The unit is constituted of a spatial light modulating tube 13 for storing a 1st picture, reading outs its stored image or inverted image and outputting the read image by light, a spatial light modulating tube 14 for storing a 2nd picture, reading out its stored image or inverted image and outputting the read image by light, analyzers 23, 29, optical shutters 19, 20 for selecting outputs from the modulating tubes 13, 14, and a spatial light modulating tube 26 for writing the outputs of the tubes 13, 14 selected by the shutters 19, 20 through the analyzer 23.
Patent JP-H03167224-A (JP)
Title: Polyamideimide block copolymer
Inventor: HASHIMOTO TAKESHI
IPC: C08G73/14
Filed: 1989-11-28
Abstract: PURPOSE:To obtain a polyamideimide block copolymer being soluble in an organic solvent, having active sites reactive with another reactive resin and being capable of being composited with another reactive resin by constituting it from specified repeating units. CONSTITUTION:A diamine compound of formula I (wherein R is an aliphatic, aromatic or alicyclic bivalent organic group) is polycondensed with a hydroxylated aromatic dicarboxylic acid to obtain a polyamide (A) having amino groups on both ends and represented by formula II (wherein m is an integer). Component A is reacted with trimellitic acid (B) at -20 to 300 deg.C for several tens of min to several days to obtain a polyamic acid, which is imidized to obtain an imidocarboxylic acid of formula III. This acid is polycondensed with component A in a solvent at 60-150 deg.C for several min to 24hr in the presence of a condensing agent to obtain the title copolymer having repeating units of formula IV (wherein n is an integer).
Patent JP-H03165908-A (JP)
Title: Method for preventing spalling and jig for measuring surface pressure of rolling roll
Inventor: SASAKI TSUYOSHI
IPC: B24B5/37
Filed: 1989-11-27
Abstract: PURPOSE:To prevent spalling by measuring the distribution of surface pressure in every positions of rolling roll with a jig for measuring surface pressure and correcting the surface shape of roll so as to uniformize this distribution of surface pressure. CONSTITUTION:The jig 5 for measuring surface pressure of rolling roll which an electically nonconductive material 8 in which conductive powder 7 is mixed is enclosed between two conductive plates 6 is inserted between a work roll 2 and a back-up roll and is subjected to rolling down with specified rolling load. By which conductive powder 7 is deformed in the part A where high surface pressure is applied and electric resistance between the conductive plates 6, 6 is reduced, surface pressure can be calculated. In this way, the distribution of surface pressure is measured and the relieving of end face of body part of back-up roll 3 is performed so as to uniformize the distribution of surface pressure, or the stress is uniformized by grinding projecting parts. The local concentration of contact stress is omitted and he increase of rolling fatigue is prevented and, therefore, the generation of spalling can be prevented.
Patent JP-H02152980-A (JP)
Title: Diterpene compound
Inventor: KOBAYASHI JUNICHI
IPC: A61K31/365
Filed: 1988-12-06
Abstract: NEW MATERIAL:The diterpene compound of formula (Ac is acetyl). USE:A drug. The compound has excellent anti-inflammatory action and excellent suppressing activity against edema of mouse and is expected to be useful as an anti-inflammatory agent. PREPARATION:A certain kind of soft coral (Briareum sp.) living in Okinawa sea area is collected, crushed, homogenized, extracted twice with a proper solvent (e.g. methanol) at room temperature and purified by column Chromatography to separate the compound of formula in the form of colorless plate crystal.
Patent JP-S63160153-A (JP)
Title: Manufacture of alkaline storage battery
Inventor: SUGIMOTO HIROSHI
IPC: H01M50/528
Filed: 1986-12-23
Abstract: PURPOSE:To eliminate welding job of the edge of an anode plate to a current collector by placing a metal plate having the melting point lower than that of a battery case between the bottom of a battery case and the edge of an anode plate when they are connected, and melting the metal plate to unite the bottom of the case and the edge of the anode plate. CONSTITUTION:A metal plate such as cadmium plate 9 having the melting point lower than that of a metal case 7 is inserted in the metal case 7. An electrode is inserted into the case 7. The bottom of the case 7 is positioned in the center of coils 8, 8' which generate ultrasonic waves. Ultrasonic waves are generated by oscillation to melt the cadmium plate 9 inside the case 7 by induction heating, and the edge of an anode plate is joined together with the bottom of the case 7. A lead 5b of a current collector is connected to a sealing plate 10 by spot welding, then a given amount of electrolyte is poured in the battery case. Thereby, the edge of the anode plate and the bottom of the battery case can efficiently be connected.
Patent JP-H02155852-A (JP)
Title: Mounting structure for side protection molding
Inventor: KONDO KANEMITSU
IPC: B60R13/04
Filed: 1988-12-05
Abstract: PURPOSE:To facilitate location of a wide molding when it is adhered to an outer panel by furnishing a thin molding of a clip for fixation to the panel at the side edge of the wide molding in such a way as rotatable, and allowing the wide molding to rotate round the thin molding. CONSTITUTION:At the mounting part 5 for a thin molding 3 or a clip 4 to one side edge 2a in the width direction of a wide molding 2a molding rotating groove 6 for the neck 41 of the clip 4 is provided in the wide molding 2 or thin molding 3 so that the other side edge 2b in the width direction of the wide molding 2 is rotatable round the thin molding 3. When the clip 4 is fixed to an outer panel 1, the clip 4 is mounted on the outer panel 1 as location, upon putting the other side edge 2b of wide molding 2 afloat from the outer panel 1, and the wided molding 2 is rotated round the thin molding 3, and the wide molding 2 is adhered to the outer panel 1 with an adhesive layer 8 on the rear side 20 of the wide molding 2.
Patent JP-H01150282-A (JP)
Title: Information recording carrier and information reproducing device
Inventor: HASEGAWA MITSUHIRO
IPC: G11B20/10
Filed: 1987-12-07
Abstract: PURPOSE:To prevent the generation of malfunction at the time of reproducing information by recording a synchronizing pattern in a prescribed position other than an information recording face of an information recording carrier, forming a reproducing clock signal from the synchronizing pattern and holding the clock signal also during the reproducing of information. CONSTITUTION:The synchronizing pattern is recorded in the prescribed area other than the information recording face Cf of an optical card C to form a synchronizing track Cs. The recorded synchronizing pattern is read out by an optical head, stored in a line sensor 6, read out by a shift clock from an oscillator 12, and supplied to a phase comparator 18. The phase comparator 16 compares the synchronizing signal with a clock signal supplied from a voltage control oscillator 17 through a frequency dividing device 18, an output signal corresponding to a frequency difference and a phase difference is smoothed by an LPF 19 and supplied to a voltage control oscillator 17 through a sampling and holding circuit 20 and the oscillator 17 continuously outputs the same clock signal by a clock signal held in the circuit 20 until the synchronizing track Cs is read out in the next time.
Patent JP-H11141760-A (JP)
Title: Connecting structure for metal pipe and joint
Inventor: IKUTA NAGAHARU
IPC: F16L19/04
Filed: 1997-11-10
Abstract: PROBLEM TO BE SOLVED: To surely carry out joint without brazing by fitting a diameter enlarging part of a metal pipe around a cylindrical part of a joint to a position where its tip end abuts on a flange part, caulking the diameter enlarging part of the metal pipe for covering an annular groove part formed on an outer periphery of the cylindrical part into the annular groove part, and securing a joint and the metal pipe to each other. SOLUTION: In the case where a connecting structure 1 of the copper pipe 5 and a joint 10 is completed, firstly, burr formed on a cut surface of the copper pipe 5 is removed, and then, the diameter of the copper pipe 5 is enlarged for a prescribed distance L2 from a cut end. The diameter enlarging part 7 of the copper pipe 5 is fitted around the cylindrical part 11 of a joint 10, the tip end 5a of the diameter enlarging part 7 is inserted into a taper groove part 23 of a flange part 21 of the joint 10, and the copper pipe 5 and the joint 10 are caulked with each other. In the case of caulking work, the diameter enlarging part 7 is held between caulking blade parts of a caulking tool.  When an operating rod is closely operated, both caulking blade ports are moved in a direction approaching to each other, and thereby, the diameter enlarging part 7 is push-pressed into the annular groove part 13 of the cylindrical part 11 by the caulking blade parts. When the head part is operated until it is closed the caulking part 9 is formed.
Patent JP-S63163131-A (JP)
Title: Axial tension sensor
Inventor: MURAYAMA TOMOHIRO
IPC: G01L5/16
Filed: 1986-12-25
Abstract: PURPOSE:To enhance sensitivity and rigidity, by a method wherein the stresses in X-, Y- and Z-directions and the moments around said directions are detected with good sensitivity either one of two thin wall parts positioned in the directions crossing said stresses at a right angle. CONSTITUTION:When the stress in an X-direction is applied to the hand (not shown in the drawings) mounted to an axial tension sensor 11, said stress is transmitted to the base part 13 of a sensor main body 12 and, in the first thin wall parts 17 formed to the second and fourth projections 14b, 14d positioned in the direction crossing the X-direction at a right angle, strains larger than those generated in other thin wall parts is generated. Therefore, the stresses in the X-direction are detected by eight first strain gauges 19 adhered to the first thin wall parts 17 of the second and fourth projections 14b, 14d. In the same way, the stresses in a Y-direction are detected by the first strain gauges 19 adhered to the first thin wall parts of the first and third projections 14a, 14c and the stresses in a Z-direction are detected by the second strain gauges 21 adhered to the second thin wall parts 18.
Patent JP-H01149435-A (JP)
Title: Manufacture of semiconductor device
Inventor: MAEDA TETSUYA
IPC: H01L21/30
Filed: 1987-12-04
Abstract: PURPOSE:To perform correctly an alignment without increasing the number of processes by a method wherein an insulating film deposited on an alignment mark and its periphery is etched at the time of etching of a contact hole and thereafter, the upper part of a lower metallic wiring and the surface of the insulating film are covered with an upper metal film. CONSTITUTION:An alignment mark is formed of a lower metallic wiring 3 formed on a base insulating film 2 consisting of an oxide film and so on. Then, an insulating film 4 is formed in such a way as to cover this wiring 3 and after a flattening is performed, the surface of the film 4 is covered with a resist 5 and the resist on the alignment mark part and its periphery is removed by exposing and developing simultaneously the alignment mask part and its peripheral part at the time of exposure of a contact hole part. Then, the alignment mark part and its periphery are etched simultaneously at the time of etching of the contact hole to expose the upper part of the wiring 3 on the film 4. Then, the upper part of the wiring 3 and the surface of the film 4 are covered with an upper metal film 6, the upper part of the hole 6 is covered with a resist 7 and an alignment is performed with a laser beam and so on.
Patent JP-H04178665-A (JP)
Title: Transferring body cleaning device
Inventor: NAMITA YOSHINOBU
IPC: G03G15/01
Filed: 1990-11-13
Abstract: PURPOSE:To save power consumption, to reduce a load on a toner electrostatic charger and on a circuit, etc., and also to always stably clean a transferring body by controlling the output of the toner electrostatic charger according to the actuating state of other electrostatic charger facing to the transferring body. CONSTITUTION:Whether a variable N expressing the number of transferring times matches with a set number or not is decided after starting transferring, when it does not match, the transferring is finished, and when a match is confirmed, a copying paper separating program succeeding is performed. Destaticizing chargers 39 and 40 are started at the copying paper separating program, and when destaticizing time is equal to or above a specified time, the chargers 39 and 40 are turned off. A toner charger 60 is actuated, and the electrostatically charged state of the toner adhering to a transferring drum 30 is uniformized, so that the cleaning efficiency is improved. The toner charger output corresponding to the actuating state of the transferring charger 34 facing to the transferring drum 30 is controlled to the most appropriate output in which higher cleaning efficiency than a certain efficiency can be obtained.
Patent JP-H11130124-A (JP)
Title: Lid of packaging container and crown cap sealer of packaging container
Inventor: YAMAMOTO TAKESHI
IPC: B65D51/24
Filed: 1997-10-23
Abstract: PROBLEM TO BE SOLVED: To provide a lid, a crown cap and a crown cap sealer of a packaging container wherein the state of the cap can be visually recognized even in the darkness or in a dark place. SOLUTION: The crown cap 7 comprising a metallic member comprises a lid body 3 having a cracking claw 1 on a side wherein the split claw 1 is opened by pressing a top plate 2 to be recessed while the split claw 1 is closed by restoring the top plate 2 while a mark 6 is printed by stimulable ink 5 containing stimulable phosphor 4 as a base on a surface of the top plate 2 of the lid body 3. The stimulable phosphor emits light which has been accumulated under brightness to clearly light in the darkness or in a dark place.
Patent JP-H10150361-A (JP)
Title: Frequency divider and pll circuit
Inventor: HASEGAWA MORIHITO
IPC: H03K23/64
Filed: 1996-11-19
Abstract: PROBLEM TO BE SOLVED: To provide a comparison frequency divider and a PLL circuit that prevents malfunction of a prescaler by eliminating an input delay of a module control signal to the prescaler with respect to an output signal of the prescaler. SOLUTION: A control circuit 25 generates a module control signal MD3 based on a count signal of a main counter 22 and a swallow counter 23. The control circuit 25 generates a module control signal MD3 having a pulse width equal to a frequency division operation time of the swallow counter 23 based on a 2nd count signal MD outputted from the swallow counter 23 and an output signal Pout of a prescaler 24 and sets a time for at least one period of the output signal Pout of the prescaler 24 in advance as a delay margin of the 2nd count signal Pout by inputting the module control signal MD3 to the prescaler 24 as a trigger which is a start point of a period of the output signal Pout of the prescaler 24.
Patent JP-H11141590-A (JP)
Title: Rotary damper
Inventor: SASAKI MITSUO
IPC: F16F9/14
Filed: 1997-11-11
Abstract: PROBLEM TO BE SOLVED: To secure a large damping torque without resulting in a large-size construction of a damper housing. SOLUTION: In a damper housing 3, a pressure chamber 10 is formed in the shape of a circular arc centering on the rotational center line (p) of an input shaft 2a and output shaft 2b. The pressure chamber 10 accommodates a pressure receiving element 17 in the shape of a circular arc which partitions the inside of the chamber into a plurality of liquid chambers 20, 21, 22, and the pressure receiving element 17 is equipped with a damping valve 4. The input 2a and output shafts 2b are coupled with the pressure receiving element 17 in a position a certain amount offset from the center of the arc of the pressure chamber 10. A circular arc wall 11 having an outside diameter smaller than those of the input 2a and output shafts 2b is furnished in the center of the pressure chamber 10.  It is possible that the pressure receiving area of the element 17 is secured inner side of the diametric direction than the outside diameter of the input 2a and output shafts 2b.