baber/WOPTO huggingface dataset:
Patent JP-2000157883-A (JP)
Title: Crusher
Inventor: SHINODA MINORU
IPC: B02C15/16
Filed: 1998-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a crusher excellent in crushing ratio and crushing efficiency, low in operation cost with a small drive force required for operation and realizing low vibration and low noise. SOLUTION: A plurality of rollers 14 turnable along an inner circumferential face of a drum 2 are installed radially about a turning axis in an inner space of the circular cylindrical drum 2 and a crushing object matter charged into the drum 2 is crushed in a gap between the inner circumferential face of the drum 2 and outer circumferential faces of the rollers 14, and operation is carried out by rotating the drum 2 and the rollers in the same rotational direction or opposite rotational direction.
Patent JP-H06188121-A (JP)
Title: Solenoid drive circuit
Inventor: KOMIYAMA MAKOTO
IPC: H01F7/18
Filed: 1992-12-16
Abstract: PURPOSE:To stabilize characteristic change of a solenoid resulting from temperature change by comprising a constant current source connected in series with a solenoid and a current setting circuit for changing an output current of the constant current source so that an amplitude of the output current is increased for starting the solenoid and decreased for holding condition. CONSTITUTION:An emitter of a transistor Tr is connected to a power source V<+> via a resistor Rs for current detection and is also connected to an inverted input terminal of an operational amplifier OP, while a base is connected to an output terminal of the operational amplifier OP via a resistor Rb and a collector is connected to a common potential point via a solenoid coil SC. The non-inverted input terminal of the operational amplifier OP is connected to a connecting point of resistors R1, R2 and R3. The other end of the resistor R1 is connected to the common potential point via a switch S1, the other end of the resistor R2 is connected to the common potential point via a switch S2, while the other end of the resistor R3 is connected to the power source V<+>.
Patent JP-H09153105-A (JP)
Title: Bar code read pen
Inventor: KATABAMI KOICHIRO
IPC: G06K7/10
Filed: 1995-11-30
Abstract: PROBLEM TO BE SOLVED: To improve the reading depth of a bar code from the pen tip and reading performance in the inclined state of the pen by providing a light guide both terminals of which is formed to be projecting surfaces between a light emitting device and a lens. SOLUTION: The light input terminal of the light guide 8 is the projecting surface so as to make divergent light radiated from the light emitting device nearly parallel within the light guide 8. The light output terminal of the light guide 8 is also the projecting surface and Fp (first focus point of illuminating light) is formed on this side of a ball lens 5 to consider that a virtual light source is at the point of Fp. There are some components which are not parallel in the light beams within the light guide 8 and they do not pass through the point of Fp but near the point of Fd, but they are not a light quantity giving large and bad influence to the effect.  As the point of Fp is set to a position closer to the ball lens 5 than the light output terminal surface of the light guide 8, another Ft (second forcus point of illuminating light) is formed beyond the ball lens 5 and the point of Ft is below the point of Fd.
Patent JP-H0396782-A (JP)
Title: Gate valve with auxiliary operator
Inventor: JIERARUDO ESU BEIKAA
IPC: F16K31/122
Filed: 1989-12-25
Abstract: PURPOSE: To increase closing force at gate closing final point by forming the diametrically contracted part on one end of an actuating stem and constituting so as to apply axial tension to the actuating stem when a roller lever engages with the diametrically contacted part after a gate stem rises according to progress of closing of a gate. CONSTITUTION: When a closing stroke of a gate 20 makes progress, a pressure fluid is allowed to flow out of a valve chest 32 and a spring 38 pushes up a piston 36 to move a gate stem 28 and a gate 20 upward. When a small roller 104 reaches the round part of an intersection between the surface 94 and a shoulder 42 according to the rise, force of a spring 72 generated in a large roller 106 acts so as to move an actuating stem 44 upward by rotating a lever 64 around a pin 108 by engaging the small roller 104 with a shoulder 92. When the actuating stem 44 rises, large force is generated by a pivotal movement of an arm 102 and increased force is applied to the shoulder 92 according to progress of the pivotal movement to assist the final closing movement of the gate 20.
Patent JP-H06183770-A (JP)
Title: Production of base material for optical fiber
Inventor: SATO TSUGIO
IPC: G02B6/00
Filed: 1992-12-16
Abstract: PURPOSE:To prevent cracking at the interface between a quartz-based supporting member and soot by depositing the soot on the supporting member with a protruding part, dehydrating the soot and converting it into transparent glass. CONSTITUTION:A plastic material 21 consisting of silica powder having <=200mum particle diameter, a binder and water is molded by vacuum extrusion molding on the outside of a supporting rod 20 of a quartz-based material with a flange at the top and the material 21 is dewaxed at about 500 deg.C and sintered at 1,000-1,500 deg.C to obtain a quartz-based supporting member with a protruding part 21 having plural protrusions 22. Soot is deposited on this supporting member, dehydrated and converted into a transparent glass.
Patent JP-H07192218-A (JP)
Title: Production of magnetic head
Inventor: HAGA MOTOHISA
IPC: G11B5/127
Filed: 1993-12-28
Abstract: PURPOSE:To improve flatness of a magnetic gap forming face, to stably form the magnetic gap forming face, to produce a magnetic head having good characteristics, and to simplify the production process. CONSTITUTION:A first thin film magnetic core half body 2 is formed on a substrate comprising a nonmagnetic material in such a manner that the film thickness T2 of the part 2b for the magnetic gap forming face is almost equal to the specified track width. The part 2b for the magnetic gap forming face is cut in the film thickness direction to obtain a magnetic gap forming face 2a having a specified azimuth angle theta of the cut face. A gap spacer comprising a nonmagnetic material having almost the same thickness as the specified gap length is formed on the magnetic gap forming face 2a. Then, a second thin film magnetic core half body 2 is formed on the substrate half body in such a manner that the second core half faces the first core half body 2 to interpose the gap spacer.
Patent JP-H08173147-A (JP)
Title: New yeast and its use
Inventor: KUROSE NAOTAKA
IPC: C12H6/02
Filed: 1994-12-26
Abstract: PURPOSE: To obtain a new yeast rich in fragrant components, useful for producing alcoholic liquors and foods, having improved fermentation performance in yeast belonging to the genus Saccharomyces cerevisiae, having caproic acid sensitivity and being capable of highly producing ethyl caproate. CONSTITUTION: This new yeast is a crossed breed of Saccharomyces cerevisiae 13-4 (FERM P-13,843) having improved fermentation performance and alcohol resistance such as resistance to 18V/V% ethanol in yeast belonging to the genus Saccharomyces having caproic acid sensitivity and being capable of highly producing ethyl caproate and yeast of the Brewing Society of Japan No.701. The new yeast shows resistance to 0.5M lithium acetate and 0.01W/V% sodium lauryl sulfate.
Patent JP-H09180984-A (JP)
Title: Exposure method
Inventor: TOKUDA KENSHO
IPC: H01S3/13
Filed: 1995-12-25
Abstract: PROBLEM TO BE SOLVED: To enable a projection exposure system to carry out an after exposure process without deteriorating in throughput even if illuminating light used in it gets out of tolerance in light properties such as the center wavelength or the spectral width. SOLUTION: The center wavelength λ and the spectrum width S of a laser beam are measured at the same time when an exposure operation starts, and a wavelength difference Δλ between the measured center wavelength λ and a designed center wavelength λ0 and a spectrum width difference ΔS between the measured spectrum width S and a designed spectrum width S0 are obtained by calculation, and if either the wavelength difference Σλ or the spectrum width difference ΔS is larger than a wavelength tolerance ΔλP or a spectrum width tolerance ΔSP, an exposure operation is stopped while a laser beam keeps irradiating a wafer, and a laser beam is corrected on wavelength. Just after a laser beam is corrected on wavelength, it is moved to the following shot region for exposure.
Patent JP-H03195558-A (JP)
Title: Throwaway wear article
Inventor: NOMURA HIRONORI
IPC: A61F13/49
Filed: 1989-12-26
Abstract: PURPOSE:To integrally expand a wear article according to the body of a wearer and prevent the leakage of a body fluid to the outside by connecting top, back and barrier sheets with a specific adhesive group. CONSTITUTION:Many spiral adhesive 14 groups extended in the lateral direction are coated and distributed over nearly the whole inner faces of top and back sheets 6, 7. Leg and waist elastic members 4, 5 extended in regions 15, 16 formed with spiral adhesive 14 groups are fitted to the recessed edge 13 of the back sheet and ends of front and rear segments 10, 11 respectively, and a barrier sheet 9 is connected to the inner face of the back sheet 7 via the spiral adhesive 14 groups on the inner face of the back sheet 7. A core 8 is arranged at the preset portion of the barrier sheet 9, the top sheet 6 is overlapped on them, the core 8 is connected at the region 17 with the high distribution density of the spiral adhesive 14 groups on the inner face of the top sheet 6, and the other region with the low distribution density of the spiral adhesive 14 groups on the inner face of the top sheet 6 is connected to the barrier sheet 9.
Patent JP-H11176336-A (JP)
Title: Base board for plasma display, plasma display and its manufacture
Inventor: MORIYA TAKESHI
IPC: H01J11/36
Filed: 1997-12-08
Abstract: PROBLEM TO BE SOLVED: To prevent a crack, peeling of a dielectric as well as shake and peeling of a barrier caused by them, by composing a dielectric layer which comprises at least two layers of a dielectric layer A with a center line roughness within a specific range and another electric layer B formed on it. SOLUTION: An average roughness of a center line on a surface of a dielectric layer A is 0.1-1.5 μm. A total thickness of the dielectric layer after it is baked is 10-30 μm, and inorganic material used for the dielectric layer contains glass as its main ingredient and preferably should not contain alkali metal. For glass to use, one containing bismuth oxide for 20-70 wt.% is particularly preferable. Baking of the dielectric is carried out at a temperature of 500-600 deg.C in order to prevent the glass base board from being deformed. Therefore, glass powder used for paste for the dielectric should preferably contain one with glass transition point of 400-500 deg.C and a softening point of 450-550 deg.C for not less than 60 wt.%.
Patent JP-H06182106-A (JP)
Title: Low temperature trap fitted with liquid collector
Inventor: MORIMOTO HIDETOSHI
IPC: B01D8/00
Filed: 1992-12-17
Abstract: PURPOSE:To prevent water and oil generated in the time of regenerating a low temperature trap from flowing into a vacuum pump of the lower part. CONSTITUTION:A low temperature trap 5 cooled by a miniature helium refrigerator 4 is provided in a vacuum vessel 2 fitted with the low temperature trap interposed between a vacuum equipment I and a high vacuum pump 3. A water collector 6 is fitted just below the face 5a of the low temperature trap. Thereby, when water and oil vapor are condensed and caught on the face 5a of the low temperature trap and the amount thereof is increased, the low-temperature face is raised in temperature to about room temperature and regenerated and the condensed water and oil vapor are melted to liquid. Water and oil are collected in the liquid reservoir 6a of the water collector 6 and prevented from dropping and being introduced into a high vacuum pump of the lower part.
Patent JP-H07198414-A (JP)
Title: Output circuit of capacitance type sensor
Inventor: KISHIMOTO FUMIO
IPC: G01R29/12
Filed: 1993-12-28
Abstract: PURPOSE:To provide an output circuit, which can convert the capacitance value of a capacitance type sensor into the pulse width, the voltage and the like highly accurately. CONSTITUTION:A first pulse generator 2 generates the first pulse, which rises up in synchronization with a trigger signal and has the pulse width in correspondence with the capacitance value of the capacitor in a capacitance type sensor. A second pulse generator 3 generates the second pulse, which rises up in synchronization with the trigger signal. These generators are provided. A comparator 4, wherein the widths of the pulses generated in the first and second generators 2 and 3, is also provided. The constitution, wherein the widths of the first and second pulses are converted into the numbers of clock pulses having the high frequency from a clock pulse generator, the numbers of the converted clock pulses are counted and the counted values are compared, can be formed.
Patent JP-H06187257-A (JP)
Title: System bus control system
Inventor: MAEDA IKUO
IPC: G06F11/00
Filed: 1992-12-17
Abstract: PURPOSE:To allow the system to automatically restart if unserious abnormality occurs and to improve the operation efficiency of the system by initializing the internal state of an arbiter and restarting the system if the abnormality is detected from the internal state of the arbiter and a signal on a system bus. CONSTITUTION:This system bus control system by which plural modules and the arbiter are connected to the system bus and the arbiter gives an optional module the right to use the system bus is provided with abnormality detecting means 60 and 61 which detect abnormality from the internal state of the arbiter and the signal on the system bus, a restarting means 62 which initializes the internal state of the arbiter and restarts the system when the abnormality is detected, and a stopping means 62 which stops the system from being used when abnormality is detected again within a specific time after the system restarting by the restarting means 62.
Patent JP-2000157352-A (JP)
Title: Bookstand
Inventor: TAMURO DAISAKU
IPC: A47B65/00
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To provide a bookstand capable of standing even a book having weak stiffness such as magazine and pamphlet in a stable condition without scratching the book irrespective of the number of books to be stood. SOLUTION: Front lower parts of a plurality of holding bodies 4 in which a support shaft 2 is stretched between front end lower parts of both side plates 1, a support member 3 is stretched between lower parts of both side plates 1 which are more rear than the support shaft 2, a front side is formed into a contact part 4a with a binding part 5 of a book B, and a support part 4b at a lower end of the binding part 5 of the book B is provided in a front lower part are attached to the support shaft 2 at an adequate interval so as to turn freely. Furthermore, a lower side on a more rear side than a mounting position of these holding bodies 4 on the support shaft 2 is supported on the support member 3 so that these holding bodies 4 are inclined in front of both side plates 1 and these holding bodies 4 enter between both side plates 1.
Patent JP-H05152743-A (JP)
Title: Forming method for through hole
Inventor: TSUMITA YOSHIYUKI
IPC: H05K3/40
Filed: 1991-11-28
Abstract: PURPOSE:To prevent the exfoliation of a conducting film, by coating a region for forming a through hole with thick film paste containing inorganic component forming a frit layer together with the component of a ceramic substrate, and boring the through hole by the effect of high temperature due to laser. CONSTITUTION:In the first process, thick film paste wherein the component of a ceramic substrate 1 and inorganic component forming a frit layer 5 together with the component of the ceramic substrate 1 are mixed is spread and then dried. In the second process, the region coated with the thick film paste 2 is irradiated with laser 3 by a laser irradiation means. A through hole 4 is bored in the ceramic substrate 1 by the effect of high temperature due to the laser 3. In the third process, the vicinity of the through hole 4 and its inner wall are coated with conductor paste 6 containing the same inorganic component as the component used in the thick film paste 2 and conductor powder. In the fourth process, the conductor paste 6 spread on the vicinity and the inner wall of the through hole 4 is baked on the ceramic substrate.
Patent JP-H07189622-A (JP)
Title: Valve timing adjusting device for internal combustion engine
Inventor: TOFUJI TAMOTSU
IPC: F01L1/34
Filed: 1993-12-28
Abstract: PURPOSE:To provide a compact valve timing adjusting device for an internal combustion engine excellent in durability with less noise. CONSTITUTION:A valve timing adjusting device is provided with a driving cylinder 14 freely rotatably fitted to the tip of a cam shaft 12, a gear 18 set in this driving cylinder 14, a timing adjusting motor having a driving gear meshing with this gear 18 and attached to the front end side of a cylinder head 11, a female screw cylinder 25 screwed on the driving cylinder 14 and rotation stopping means attached between this female screw cylinder 25 and the cylinder head 11 for restricting the rotation of the female screw cylinder 25. This device is further provided with an intermediate cylinder 36 rotatably linked with the tip of the female screw cylinder 25, a cylindrical pulley 35 driven by an engine with inner circumference thereof screwed with the outer circumference of this intermediate cylinder 36 via a multithread screw 38 and an extended cylinder 31 linked integrally to the tip of the cam shaft 12 with outer circumference thereof screwed on the inner circumference of the intermediate cylinder 36 via a multithread crew 37.
Patent JP-H06182101-A (JP)
Title: Vertical centrifugal thin film evaporator
Inventor: AKAANA TASUKE
IPC: B01D1/22
Filed: 1992-12-18
Abstract: PURPOSE:To provide a vertical centrifugal thin film evaporator which has a structure for securing clearance between the internal surface of a shell and a blade and has a structure where vibration of a shaft is not caused even when number of revolutions is increased in the vertical centrifugal thin film evaporator with a built-in condenser. CONSTITUTION:A bearing sliding material 14 is fixed to the inside of the rotary hollow shaft 3 of a vertical centrifugal thin film evaporator with a built-in condenser 5 and provided in the lower part of the rotary hollow shaft 3. The internal surface of the annular sliding material 14 is slid on the external surface of the cylindrical support 13 of a fixed side. The bearing supporting the hollow shaft 3 is constituted of the cylindrical support 13 of the fixed side and the annular sliding material 14.
Patent JP-H09174252-A (JP)
Title: Grounding side connector for electric welding machine
Inventor: HIGAMI MASANOBU
IPC: B21D1/06
Filed: 1995-12-26
Abstract: PROBLEM TO BE SOLVED: To make it possible to easily and stably mount a connector to an arbitrary position where electrical conductivity is assured and surely connect an electric welding machine to the ground in the coating material peeling part of a narrow coated surface. SOLUTION: A main body 2 having a clamping handle 1 in the upper part is freely oscillatably provided with magnet bodies 3 for contact formed with attraction surfaces as planes on the right and left of the lower part of this body. A conductive pole 4 consisting of a conductive member is freely advanceably and retreatably supported in the longitudinal direction of the central part in such a manner that this pole is pressed to the grounding surface by a compression spring 6. An adapter 5 for connecting one electrode of the welding machine is fixed to this conductive pole 4. Turning is imparted to the conductive pole 4 to improve the contact with the grounding surface.
Patent JP-H08185189-A (JP)
Title: Silencing system of active noise control system
Inventor: KAWAMATA HIROYUKI
IPC: G10K11/16
Filed: 1994-12-28
Abstract: PURPOSE: To provide a silencing system of an active noise control type which exerts a remarkable silencing effect on a wide range of frequencies by connecting plural pieces of silencers of Helmholtz type consisting of connecting pipe and cavity chambers in series and mounting a speaker at the cavity chamber of the last end. CONSTITUTION: An air duct 1 is provided with the connecting pipe 2, the cavity chamber 3, the connecting pipe 4 and the cavity chamber 5 in series and the speaker 6 is mounted at the cavity chamber 5 and is controlled by a controller 7. Amplified frequencies having plural (two in this embodiment) peaks are obtd. with the sound pressure of the speaker 6 and the frequency band of a wide silencing effect is obtd. The silencing system having the remarkable silencing effect on the certain broad frequencies is obtd. particularly if the two peaks are set in proximity.
Patent JP-2000162455-A (JP)
Title: Bidirectional optical communication module, and optical communication system using same
Inventor: TAMURA HISAHIRO
IPC: G02B6/30
Filed: 1998-11-30
Abstract: PROBLEM TO BE SOLVED: To enhance an S/N ratio by preventing light signals for communication from intefering at the time of bidirectional optical communication. SOLUTION: This bidirectional optical communication module using a single core fiber and the optical communication system using the module have on the same substrate a light emitting element 4 for generating signal light, a transmitting optical waveguide 7a for guiding the signal light from the element 4 to an optical fiber 3, a light receiving element 5 for receiving the signal light to convert it into an electric signal, and an receiving optical waveguide 7b for guiding the signal light from the optical fiber 3 to the element 5. The waveguides 7a, 7b are provided optically independently, the waveguide 7a is formed into an L-shape, one side of the L-shape has a function as a transmitting waveguide, and the other side of it has a function as a shielding plate.  A light output from a light emitting element source and leaked light from the transmitting waveguide get incident reducedly into a photodetector to enhance an S/N ratio of a photodetector output.
Patent JP-H11171938-A (JP)
Title: Production of aqueous urethane composite resin
Inventor: WATANABE NORIBUMI
IPC: C09D11/00
Filed: 1997-12-09
Abstract: PROBLEM TO BE SOLVED: To easily obtain the subject composite resin excellent in weatherability and alkali resistance without using any organic solvent and also without thickening development, by reaction between a polyol and an organic polyisocyanate under specified conditions. SOLUTION: This aqueous urethane composite resin is obtained by the following three consecutive processes: using essentially no organic solvent, 1st process: a reaction between (1) a polyol and (2) an organic polyisocyanate in (3) in an active hydrogen-free unsaturated monomer containing pref. an aromatic monomer to form (A) an unsaturated monomer solution of a polyurethane pref. with polyethylene glycol as the essential component having a number-average molecular weight of <=30,000; 2nd process: the component A is dispersed in water in the presence of (4) an active hydrogen-bearing unsaturated monomer (e.g. acrylic acid) to form (B) an aqueous dispersion of the polyurethane; and 3rd process: the component B is subjected to radical polymerization process, thus obtaining the objective composite resin with a polyurethane content of pref. 5-95 wt.% (on a resin solid basis).