baber/WOPTO huggingface dataset:
Patent JP-H0595182-A (JP)
Title: Manufacture of printed wiring board
Inventor: KAWAKAMI SHIN
IPC: C23F1/02
Filed: 1991-10-17
Abstract: PURPOSE:To enable the manufacture of a printed wiring board of a high density fine pattern and the improvement of the manufacturing accuracy and productivity thereof. CONSTITUTION:A photosensitive layer on the copper foil of a copper-clad laminate is developed in developer to form a pattern. The copper foil thus patterned is etched in etchant containing carbon graphite mixed as filler to obtain a printed circuit, a printed wiring board thus being manufactured.
Patent JP-H08160663-A (JP)
Title: Manufacture of electrophotographic toner
Inventor: SAKAGUCHI NORIHISA
IPC: G03G9/08
Filed: 1994-12-01
Abstract: PURPOSE: To manufacture an electrophotographic dry toner maintaining the excellent powder fluidity of spherical toner grains, holding the electrification stability characteristic for long-period running, easily obtaining many images having excellent printing quality and a uniform density, and having little coagulation between toner grains and little deformation of the toner shape. CONSTITUTION: Fine grains having an average grain size smaller than that of toner grains and a melting point or a softening point higher than that of a resin are stuck to the spherical toner grains made of a colorant and a binder resin. The compressive force and shearing force not breaking the fine grains is applied at a temperature lower than the softening point of the resin, the fine grains are anchored so that at least part of the fine grain surface is exposed on the grain surface, and the fine grains are buried into the toner grains.
Patent JP-H02145469-A (JP)
Title: Half-rigid pavement
Inventor: AIKO EIKICHI
IPC: E01C7/18
Filed: 1988-11-28
Abstract: PURPOSE:To enable half-rigid pavement in reduced costs with increased operability and shortened work term by adding a kneaded product of a grouting material mixed with a specific fast-setting curable material to an asphalt concrete. CONSTITUTION:100 pts.wt. of portland cement or mixed cement are mixed with 20 to 100 pts.wt. of a fast-setting cement material, 0.1 to 1.0 pt.wt. par 100 pts.wt. of the fast-setting cement material, of a setting-controlling agent and 1.5 to 8.0wt.%, based on the fast-setting cement, of a polymer for cement to prepare a grouting material. The grouting material is mixed with water in an amount of 40 to 70wt.%, based on the fast-setting cement, they are kneaded and asphalt concrete of 40 to 10% void volume is filled with the kneaded product. The operability is improved with extremely increased efficiency, the working term is shortened and the costs are made inexpensive.
Patent JP-2000124517-A (JP)
Title: Piezoelectric transformer
Inventor: FUDA YOSHIAKI
IPC: H01L41/107
Filed: 1998-10-20
Abstract: PROBLEM TO BE SOLVED: To provide a piezoelectric transformer of a structure, wherein both of the excitation in the transformer input part of the transformer and the conversion of a voltage in the transformer output part of the transformer are efficiently performed. SOLUTION: In the case of this piezoelectric transformer, piezoelectric ceramic materials of different chemical compositions are respectively used as the piezoelectric ceramic materials in the piezoelectric ceramic layers in transformer input/output parts 11 and 12, the piezoelectric ceramic material A [one of a chemical composition of Pb(Mn-Sn)0.02Zr0.49Ti0.49O3] having a large excitation force (of a large piezoelectric constant (d)) to an applying voltage is used in the input part 11 and the piezoelectric ceramic material B [one of a chemical composition of Pb(Mn-Sb)0.06Zr0.47Ti0.47O3], which can convert (of a large piezoelectric constant (g)) a mechanical oscillation energy in the expanding direction (radial direction) of a piezoelectric ceramic disk into a voltage at a high efficiency, is used in the output part 12.  Therefore, both of the excitation in the input part 11 and the conversion of the voltage in the output part 12 are efficiently performed.
Patent JP-H03160020-A (JP)
Title: Epoxy resin composition
Inventor: GOTO KAZUYA
IPC: C08K7/02
Filed: 1989-11-16
Abstract: PURPOSE:To obtain an epoxy resin composition having excellent storage stability, excellent wet heat resistance and low shrinkage by mixing a bifunctional epoxy resin with a trifunctional epoxy resin and/or a tetrafunctional epoxy resin, a dihydroxybiphenyl compound, an aromatic amine and a siliconediamine. CONSTITUTION:An epoxy resin composition comprising a bifunctional epoxy resin (A), a trifunctional epoxy resin and/or a tetrafunctional epoxy resin (B), a dihydroxybiphenyl compound (C) of formula I (wherein R1 to R4, which may be the same or different, are each a hydrogen atom or a 6 C or lower alkyl group), an aromatic amine (D) and a siliconediamine (E) in such amounts that the ratios among the components satisfy the following four conditions: (1) the ratio of the number of moles of the epoxy groups of A to that of the epoxy groups of B is 1/0.1-1/1.2, (2) the ratio of the sum of the numbers of moles of A and B to the number of moles of the phenolic hydroxyl groups of C is 10/1-1/1, (3) the ratio of [(the sum of the numbers of moles of the epoxy groups of A and B) minus (the number of moles of the phenolic hydroxyl groups of C)] to the sum of the numbers of moles of the NH groups of D and E is 1/0.8-1/1.5, and (4) the ratio of the number of moles of D to that of E is 100/0.05-100/20.
Patent JP-H05135563-A (JP)
Title: Magnetic recording/reproducing device
Inventor: KUWAMOTO MAKOTO
IPC: G11B33/12
Filed: 1991-11-14
Abstract: PURPOSE:To control the internal pressure of a housing of a magnetic recording/ reproducing device and to prevent the dust entering the housing due to the mixture of the outside air by providing a hole part on the housing and also adding a soft bag-shaped member into the housing. CONSTITUTION:A hermetic structure of a lower housing 5 is secured by an upper housing 6, and a soft bag-shaped member 14 is provided at a position where a pierced hole part 13 of the housing 6 is covered and no contact is secured to a reproduction medium 1, a shift means, etc. So that the outside air passed through the part 13 never leaks into both housings 5 and 6. When the outside pressure is higher than the inside pressure of the hoising and the outside air flows to the member 14 through the part 13, the member 14 expands up to a level equal to the inside pressure of the housing and touches close to the wall surface of the housing 6 to prevent the outdoor air from leaking into the housing. In such a constitution, an airtight state is secured in each housing and the mixture of the outside dust can be prevented. Thus the reliability of a magnetic recording/reproducing device is improved.
Patent JP-H02144349-A (JP)
Title: Detecting mechanism for sheet set at printer
Inventor: TSUNOGUCHI KAZUHIRO
IPC: G06K15/16
Filed: 1988-11-26
Abstract: PURPOSE:To enable reduction of a printer cost by a method wherein a single sheet detecting sensor is disposed switchably and movably between a conveyance for a cutform sheet and a conveyance passage for a continuous sheet. CONSTITUTION:A sheet detecting sensor 26 is held by a holding member 27 and is vertically movably disposed in a space part 28 formed with a conveyance guide member 21 for a cutform sheet and a conveyance guide member 24 for a continuous sheet. An arm 29 is mounted in a suspension state to the holding member 27, and the tip part of a lever 31 interlocked with a use switching lever 30 for a cutform sheet and a continuous sheet is coupled to the lower end part of the arm 29. In this constitution, control of the lever 31 causes switching and movement of the single sheet detecting sensor 26 to a conveyance passage 22 for a cutform sheet or a conveyance passage 25 for a continuous sheet, situated in the vicinity of a platen 20, and enables execution of a motion, e.g., detection of the presence of the head positioning sheet of sheets. Since a single sensor suffices for operation of a printer, a cost can be reduced.
Patent JP-H05136153-A (JP)
Title: Semiconductor device and its manufacture
Inventor: NADAHARA SOUICHI
IPC: H01L21/322
Filed: 1991-11-14
Abstract: PURPOSE:To obtain a semiconductor device and its manufacturing method wherein gettering is enabled without deteriorating element characteristics. CONSTITUTION:A poly-silicon film 2a doped with phosphorus wherein phosphorus concentration is about 10<20>atoms/cm<3> or higher and the film thickness is about 400nm is deposited on the rear of silicon substrate 1b by a CVD method using SiH4 and PH3 gas, and sequentially low temperature heat treatment is performed, thereby segregating contaminants in an element region into the poly-silicon film 2a doped with phosphorus.
Patent JP-S62157069-A (JP)
Title: Color copying machine
Inventor: KOIZUMI YUTAKA
IPC: G03G15/01
Filed: 1985-12-28
Abstract: PURPOSE:To make flash exposure possible and to use developing devices of the same mechanical constitution with a manner of stretching round of a belt-shaped photosensitive body by forming the photosensitive body into a belt and forming process distances required in various processing stations for the execution of the copy process by the manner of stretching round of the belt-shaped photosensitive body. CONSTITUTION:After all of the surface of a circularly turning photosensitive body 6 is electrified uniformly, flash exposure lamps 3 and 3 are emitted at least 3 times periodically for one original. At this time, a filter 5 changes the color at every lighting time, and latent images R, G, and B corresponding to optical images into which the image of an original 1 is separated by the filter are formed successively at the intervals of a certain length (b). Color electrostatic latent images R, G, and B on the photosensitive body 6 are developed into visible images by developing devices 9y, 9m, and 9c. Transfer papers 10 are fed out from a paper supply tray 11 one by one and are carried right by a transfer belt 12 and are brought into contact with or approximated to the photosensitive body 6 successively in the positions of rolls 7b, 7e, and 7h, and visible images are transferred superposedly by actions of transfer chargers 13a-13c as transfer means at every time.
Patent JP-H09119730-A (JP)
Title: Two-chamber cooler
Inventor: SAKAI ITSURO
IPC: F25D17/08
Filed: 1995-10-24
Abstract: PROBLEM TO BE SOLVED: To efficiently cool a deep freezing chamber for containing frozen cargo such as icercream and a cold storage chamber for containing cargo such as vegetable and fruits by a refrigerator utilizing an air refrigerating cycle in a refrigerated truck. SOLUTION: In an air cycle refrigerator 40, an air outlet is connected to a deep freezing chamber 30 via a low-temperature air exhaust tube 13, and an air inlet is connected to the chamber 30 and a cold storage chamber 31 via a return air supply tube 14. The tube 14 has a third return tube 15 connected to the air inlet of the refrigerator 40, a first return tube 16 and second return tube 17 branched from the tube 15 and connected to the chamber 30 and the chamber 31. A throttle valve 18 is mounted at the tube 16, and a supply fan 21 for feeding the low-temperature air of the chamber 30 to the chamber 31 is provided at the opening 20 of a partition wall 19 for partitioning the chambers 30, 31. The valve opening of the valve 18 is controlled based on the temperatures of the chambers 30, 31, and the ON/OFF operation of the fan 21 is controlled based on the temperature of the chamber 31.
Patent JP-S63151397-A (JP)
Title: Method for removing silicon compound in waste hydrochloric acid pickling for steel sheet or the like
Inventor: YOSHIMURA TAKASHI
IPC: C23G1/36
Filed: 1986-12-15
Abstract: PURPOSE:To efficiently remove silicon compd. by adding cationic polymeric substance to the title waste liquid and thereafter adding a cationic polymeric flocculating agent and separating an aggregate. CONSTITUTION:10-100ppm cationic polymeric substance (i.e. amine- epichlorohydrin condensate, diallylamine polymer or the like) having means mol.wt. of not less than 0.5 million and colloid equivalent not less than 4meq/g (pH4.0) is added to waste hydrochloric acid pickling agent. Then 1-10ppm cationic polymeric flocculating agent (i.e. acrylamide-aminomethyl acrylamide copolymer or the like) having mean mol.wt. of not less than 2 million and colloid equivalent not more than 3.0meq/g (pH4.0) is added to produce an aggregate. This aggregate is removed by a method such as settling separation or floating separation. Thereby silicon compd. can be efficiently removed.
Patent JP-H11116862-A (JP)
Title: Composition for peeling coating film
Inventor: IKEUCHI TADAHIKO
IPC: C09D9/00
Filed: 1997-10-15
Abstract: PROBLEM TO BE SOLVED: To provide a coating film-peeling agent excellent in coating film peelability and effect sustainability, having good storage stability without causing problems such as the elevation of viscosity and separation, even when stored for a long period, not causing troubles such as sagging, when coated, and good in workability. SOLUTION: This composition for peeling coating films is obtained by adding 0.5-3 pts.wt. of a paraffin wax, 1-20 pts.wt. of an aprotic polar solvent, and 5-30 pts.wt. of a vinyl acetate-based powder emulsion to 100 pts.wt. of methylene chloride. When the vinyl acetate-based powdery emulsion is the powder of a vinyl acetate-VeoVa copolymer emulsion, a coating film-peeling agent further excellent in storage stability and workability is obtained.
Patent JP-2001120920-A (JP)
Title: Oil strainer
Inventor: YASUMI NOBUYUKI
IPC: B01D29/33
Filed: 1999-10-21
Abstract: PROBLEM TO BE SOLVED: To provide an oil strainer which has a simple structure, is easily made to be compact and also easy in the assembling workability. SOLUTION: This oil strainer 1 is formed by disposing a synthetic resin filter 7 inside a strainer body 2 of the strainer which is nearly tubular. Further, the strainer body 2 of the strainer is constituted of a tubular member as an integrated body and the filter 7 is inserted from an opening of one end side of the strainer body 2 of the strainer and is assembled in such a manner that its central axis Lf is nearly in line with the axis Lb of the strainer body 2 of the strainer.
Patent JP-H08163213-A (JP)
Title: Vibration caller for portable radio equipment
Inventor: SHIONO TAKASHI
IPC: H04W68/00
Filed: 1994-12-02
Abstract: PURPOSE: To report call incoming information by extracting an incoming ring back tone out of a received signal inputted from an earphone microphone terminal of portable telephone radio equipment and driving a vibrator. CONSTITUTION: Signals at a prescribed frequency are extracted out of the received signals from the earphone microphone terminal 11 of the portable telephone raido equipment by filters LPF 12 and HPF 13 and the respective extracted signals are rectified by an AC/DC converter 14. When the level on the side of the HPF 13 is higher than the level on the side of the LPF 12, a differential amplifier 15 discriminates the incoming ring back tone and drives a motor 18 through transistors 16 and 17.
Patent JP-H08256224-A (JP)
Title: Character communication equipment
Inventor: SUZUKI HISAO
IPC: G06F3/0487
Filed: 1991-10-19
Abstract: PURPOSE: To transmit a contents of a handwritten memo by using a telephone line by detecting the depression position of a transparent piezoelectric film, transmitting the detection signal to an opposite side picture driving means connected to a line and picture-displaying a detection point. CONSTITUTION: Telephone systems Q1 and Q2 are composed of a telephone system main body 1 and a character device 10 connected to it and the character device 10 is composed of a transparent piezoelectric sheet 11 for writing characters, a liquid crystal device 12 disposed in the lower stage and a microprocessor 15. Also, the microprocessor 15 is provided with a position detection circuit 16 for detecting the depression position of the piezoelectric sheet 11 and a liquid crystal controller 17 for driving the liquid crystal device 12 based on the detection signal and a register circuit 18 stores the output data of the position detection circuit 16.  When writing pressure is applied to the transparent piezoelectric sheet 11, the position detection circuit 16 detects the depression position and sends out the detected position signal to an opposite side connected to the line and the liquid crystal controller 17 controls the display picture of the liquid crystal device 12 corresponding to the signal.
Patent JP-S61268864-A (JP)
Inventor: JIYAN TORAPI
IPC: F02M51/08
Filed: 1985-12-27
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-H10138558-A (JP)
Title: Image-forming apparatus
Inventor: HIRAGUCHI HIROSHI
IPC: B41J2/44
Filed: 1996-11-12
Abstract: PROBLEM TO BE SOLVED: To obtain a high-speed line head consuming small power by setting a laser diode array having laser diodes arranged in a direction orthogonal to a printing direction and an emission control means which makes the laser diode emit light sequentially from one chip on the basis of serially transferred print data. SOLUTION: A photosensitive body 21 is exposed by a light from a laser diode array head 20, whereby an electrostatic latent image is formed. The electrostatic latent image is developed by a developing device 24 to form a toner image. The toner image is transferred onto a copy paper 26 by a transfer charger 27. The transfer paper 26 is separated from the photosensitive body 21 and sent to a fixing device, where the image is fixed. At this time, the laser diode array head 20 is controlled so that each laser diode emits light sequentially from one chip on the basis of serially transferred print data. Accordingly, a maximum consumed current in unit time required from forming print data of one line is reduced, and a capacity of a power source is made small.
Patent JP-S63151057-A (JP)
Title: Ic package
Inventor: TANAKA HIROSHI
IPC: H05K3/34
Filed: 1986-12-16
Abstract: PURPOSE:To implement very high density mounting on a printed wiring board, by bending a plurality of external connecting terminals, which are arranged in line, into the opposite directions alternately, and molding the terminals flatly. CONSTITUTION:The lower ends of external connecting terminals 3a, 3b... are bent in the opposite direction alternately by 90 degrees and molded in flat shapes. The external connecting terminals 3 are connected to the pattern at the connecting surfaces of one surface of a printed wiring board 1 with a solder 4 when the terminals are mounted on the printed wiring board. At this time, e.g., the external connecting terminals 3a and 3b commonly use a part of the respective connecting surfaces in mounting. The external connecting terminals can be mounted at the connecting area of only one surface without penetrating the printed wiring board. Mounting on both surfaces of the printed wiring board can be achieved. A part of the connecting surface of the neighboring IC packages can be commonly used.
Patent JP-H05135851-A (JP)
Title: Safety device for electric carpet
Inventor: ITOKAWA JIRO
IPC: H05B3/00
Filed: 1991-11-15
Abstract: PURPOSE:To provide an electric carpet with a safety device capable of easily judging which safety circuit has caused the fusing of a thermal fuse in the electric carpet with two systems of safety circuits. CONSTITUTION:When a safety circuit is operated, an eddy current fusing element is connected to a heating resistor R1 or R2 in parallel, which is arranged to the safety circuit operated. Or each thermal fuse is provided in such a way that it corresponds to the heating resistor R1 or R2. And temperature indication coating is applied on the respective heating resistors R1 and R2. And temperature indication coating is also applied on resistors connected to the respective heating resistors R1 and R2 in parallel. When either one of the aforesaid means is provided as a safety device, it is possible to easily judge which of safety circuits has been operated, the position of a repair point can therefore be efficiently identified.
Patent JP-H03160140-A (JP)
Title: Engine output control device of vehicle
Inventor: SAKAEMURA MASABUMI
IPC: F02D45/00
Filed: 1989-11-17
Abstract: PURPOSE:To perform deceleration without deteriorating a feeling of running at the time of running at a high speed by controlling an engine so that its output is decreased to a target value by stages, when a vehicle constitutional part or the like is placed in an abnormal condition simultaneously with a car speed or the like in not less than a preset value. CONSTITUTION:In a control device 11, an engine speed signal, corresponding to a speed pulse signal output synchronously with an engine speed by a waveform shaping circuit 10, is output by a speed detecting means M1. While by receiving outputs of a rotary angle signal of a potentiometer and a drive control means M2, whether a servomotor is abnormal or not is judged by an abnormal condition detecting means M4. In addition, when the engine speed is in not less than a preset value further when an abnormal condition is detected, a misfire execution control signal (engine output suppressing signal) is output by a misfire control signal output means M5. An ignition execution signal is output to a switch circuit 9 by a switch control means M6, thus a stepwise misfire control of a spark plug is executed.
Patent JP-H07155855-A (JP)
Title: Reverse drawing method
Inventor: HOTTA AKIO
IPC: B21D28/02
Filed: 1993-11-30
Abstract: PURPOSE:To prevent shrinkage at a boundary, in performing reverse drawing for rolling from the opening end to the bottom of a cylindrical part of a tubular container-shaped material, by cancelling a load, which comes from a drawing face in the boundary between the cylindrical part and the bottom part of the material, with the influence of a drag imparted reversely with a load in the same quantity. CONSTITUTION:A reverse drawing method is such that the bottom 11 of a tubular container-shaped material W is held between a punch 20 and an inner punch 28 which are both freely vertically movable, that the material is then pushed into a cavity 23 provided in a die 22 from the side of the opening end of the material W, and that drawing is carried out from the bottom part to the opening end part of the material W. The reverse drawing is performed by applying a drag, which is in the same quantity as but in the opposite direction to the load caused by a surface 25 for a small diameter hole that is the surface to be drawn, to the boundary between the cylindrical part 10 and the bottom 11 of the material W.
Patent JP-H04171653-A (JP)
Title: Discharge tube
Inventor: HASHIMOTO SEIICHIRO
IPC: H01J61/09
Filed: 1990-11-06
Abstract: PURPOSE:To prevent cracks of a discharge tube by connecting electrodes with a connecting body thermally connecting them and having electric insulation in the discharge tube. CONSTITUTION:A high-heat generating electrode 27 and a low-heat generating electrode 23 are connected with a connecting body 42 thermally connecting them and having electric insulation. When it is difficult to connect the electrodes 27, 23 directly with the connecting body 42, the connecting body 42 is inserted for connection between electrode holding pins 31-38 connected to the electrodes 27, 23. The electrodes 27, 23 are thermally connected, and no local thermal stress is generated on button stems. The occurrence of cracks can be surely prevented.
Patent JP-2001116424-A (JP)
Title: Cooling storage cabinet
Inventor: SHIMADA MASUO
IPC: F25D17/08
Filed: 1999-10-22
Abstract: PROBLEM TO BE SOLVED: To provide a cooling duct structure of a cooling storage cabinet having a small number of constituting components, an economy and a high production efficiency. SOLUTION: An outer peripheral flange 35 of a partition wall 33 for partitioning an indoor chamber 26, a cooler 40 and a cooling fan 41 is engaged with a groove 36 of an outer periphery of a depth surface of an inner case 30, and a flat surface 3 is continuously formed at an inside of the groove 36. With the surface 37 used as a mounting surface the wall 33 is mounted directly in the case 30 to mount the wall 33 in the case 30 without mounting member or without sealing member.