baber/WOPTO huggingface dataset:
Patent JP-H04184347-A (JP)
Title: Negatively charged resin particle and electrophotographic toner using it
Inventor: TOKUNO TOSHIRO
IPC: G03G9/08
Filed: 1990-11-19
Abstract: PURPOSE:To obtain the particles excellent in durability and moisture resistance and uniform in the electrostatic chargeability and the toner using such particles by fusing fine particles, in core particles incorporated with a charge control agent which charge negatively by triboelectrification in a resin which charge positively in an aqueous medium, with the fine particles which charge negatively in an aqueous medium. CONSTITUTION:This toner is composed of the core particles incorporated with the charge control agent which charge negatively by triboelectrifiation in the resin which charge positively in an aqueous medium and fine particles which charge negative in an aqueous medium and being smaller in the particle size than the core particles and the fine particles are fused on the surfaces of the core particles. The core particles are preferably a copolymer in order to impart the moisture resistance when they are used as a toner and are preferably a styrene type or an acrylic type monomer. The fine particles are preferably a copolymer of a monomer having a sulfonic acid group in a form of -SO3H in the molecule with the other monomer. The size of the fine particles are suitable at 0.01-2mum.
Patent JP-H05152844-A (JP)
Title: Antenna
Inventor: KURAMOTO AKIO
IPC: H01Q9/26
Filed: 1991-11-28
Abstract: PURPOSE:To suppress the characteristic deterioration in the entire antenna by reducing a feeder loss when the antenna is used as an array. CONSTITUTION:In the antenna such as a folded dipole antenna 1 having two feeding points 2, 3 connected electrically, it is featured that transmission and reception transistors(TRs) 4, 5 are connected to the feeding points 2, 3. Thus, when the feeder is in use, no deterioration in noise temperature is caused at the reception and excess production of heat at transmission is avoided, and the necessity of strong power resistance of circuits on the way of large power passing is not required.
Patent JP-H10158032-A (JP)
Title: Glass-ceramic sintered body and multilayer wiring substrate using the same
Inventor: YONEKURA HIDETO
IPC: H05K1/03
Filed: 1996-11-26
Abstract: PROBLEM TO BE SOLVED: To provide the sintered body which has a high dielectric constant and on which copper wiring can be placed and further which has long term reliability even at the time of mounting the body on an external electric circuit board such as printed circuit board and also, to provide the multilayer wiring substrate provided with the sintered body. SOLUTION: The production of this sintered body comprises forming a composition which consists of 20 to 60vol.% of a glass component having a 6 to 18ppm/ deg.C thermal expansion coefficient at 40 to 400 deg.C and 40 to 80vol.% of a filler component that contains a dielectric material having a >=6ppm/ deg.C thermal expansion coefficient at 40 to 400 deg.C and a dielectric constant of >=10, into a formed body; and sintering the formed body to produce a sintered body having a >=8ppm/ deg.C thermal expansion coefficient at 40 to 400 deg.C and a dielectric constant of >=8. In a multilayer wiring substrate including an insulating substrate 1 which has a multilayered structure consisting of laminated insulating layers and on the surface of or inside which a metallized wiring layer 3 is placed, at least one of the laminated insulating layers consists of this glass-ceramic sintered body.
Patent JP-H05146898-A (JP)
Title: System for correcting die height corresponding to spm of press machine
Inventor: MIURA SHIGERU
IPC: B30B15/06
Filed: 1991-11-28
Abstract: PURPOSE:To reduce setup labor and shorten setup time. CONSTITUTION:This device provides a main motor 1, a die height controlling motor 2, a stage indicating switch 9 operated by an operator and an SPM setter 10. Further, it provides a die height detector 7, a die number data inputting device 11 and a central controller 4 having a CPU 12 and a RAM 14. The CPU writes into the RAM a die height data after the die height is adjusted by an operator at every die number and at every indicated stage at the first operation time and when a continuous stage is indicated, the SPM data is written into the RAM. At the operation time on and after the 2nd time, the die height data is read out of the RAM, the die height is controlled so that it is adjusted to the value indicated by the die height data and when an indication stage is continuous, the SPM data is read out of the RAM and the SPM is controlled so that it is set to the value indicated by the SPM data.
Patent JP-H06158607-A (JP)
Title: High elastic modulus compound forming material for asphalt pavement reinforcement
Inventor: KOMATSU TAMIKUNI
IPC: E01C11/16
Filed: 1992-11-25
Abstract: PURPOSE:To improve the effect of reinforcing material to control the crack of asphalt by using the reinforcing material which is covered with material sticking to the asphalt, and formed of the bundle of fiber including high elastic modulud fiber, and has the specified values of physical properties. CONSTITUTION:Fiber material 2 in which tensile elastic modulus is 20 to 200GPa, and breaking ductility is 10 to 20% is selected. For instance, polyacetal fiber. Next, another fiber 3, for instance nylon, is combinedly woven to form the compound forming body 1 of a woven cloth. The compound forming body 1 is then provided with an opening part 5 whose one side is shorter than 10mm in length. In this case, the thickness of the compound forming body 1 is 0.2 to 3mm, and the tensile elastic modulus per unit length is 50kg/mm. In addition, material closely adhesive to asphalt is previously coated on fiber material 2, or after the compound forming body 1 formed of woven cloth is processed, it is coated on the fiber material 2. The compound forming body 1 is buriedly provided in the asphalt. Thus effect to control cracking fluidization and track excavation of the asphalt pavement can be improved.
Patent JP-2001130021-A (JP)
Title: Ink jet printer
Inventor: OI NOBUYUKI
IPC: B41J2/175
Filed: 1999-11-05
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet printer capable of preventing misidentification of a value of a specific gravity even when the specific gravity is varied caused by change of a temperature. SOLUTION: A projection 33a is provided to a top end face of a magnetic material piece 33 of a float 32 of an ink jet printer. The projection 33a is formed in a cone-shape and is provided to a central section of the top end face of the magnetic piece 33. The dimension of the projection is smaller than a half of a distance between a proximity switch 40 and the float 32.
Patent JP-H04184257-A (JP)
Title: Magnetic rotation sensor
Inventor: ISHIWATARI JUNICHI
IPC: G01D5/245
Filed: 1990-11-20
Abstract: PURPOSE:To obtain a magnetic rotation sensor ensuring necessary detection accuracy and easy to prepare by setting a magnetoelectric converter element to a predetermined position by a position prescribing part. CONSTITUTION:A base plate 14 and a cylindrical body 16 are provided and, a shaft 2, a permanent magnet 3, a bolt 5, a magnetoelectric converter element 7 and a substrate 8 are provided in the same way as a conventional sensor. The cylindrical body 16 is equipped with the mounting hole 6b permitting bolt 5 to pass and a positioning shaft part 16c as a position prescribing part is provided to the base plate 14 at the position coaxial with respect to the mounting hole 6b in a protruding state. A reamer hole 14a as a recessed groove processed with high accuracy in order to receive the shaft part 16c of the cylindrical body 16 and the female screw part 14b threaded with the bolt 5 are formed to the base plate 14. By this constitution, the cylindrical body 16 can be positioned with high accuracy by the shaft part 16c. Since the cylindrical body 16 is fixed to the base plate 14 by the clamping of the belt 5, it unnecessary to use an adhesive inferior in fixing stability and fixing stability is enhanced and necessary detection accuracy can be ensured.
Patent JP-H06148438-A (JP)
Title: Plastic optical fiber having heat resistance and optical waveguide
Inventor: NISHIGUCHI MASAMI
IPC: C08G64/06
Filed: 1992-11-02
Abstract: PURPOSE:To provide the plastic optical fiber which is usable at a high temp. of about 140 deg.C, is less increased in transmission loss in spite of holding at such a high temp. over a long period and is less increased in transmission loss even if force is applied thereto at the high temp. CONSTITUTION:This plastic optical fiber has a core layer consisting of an arom. polycarbonate copolymer which is the arom. polycarbonate copolymer obtd. by bringing a carbonate precursor material into reaction with a bisphenol component formed by incorporating 50 to 5mol% 9,9-bis(4hydroxyphenyl)fluorene into 50 to 95mol% 2,2-bis(4-hydroxyphenyl)propane and has a 0.160 to 0.425 range of the specific viscosity at 20 deg.C when 0.7g thereof is dissolved in 100ml methylene chloride.
Patent JP-H09163094-A (JP)
Title: Planer projection type scanning reader
Inventor: NOSE YOSHITAKA
IPC: H04N1/107
Filed: 1995-12-04
Abstract: PROBLEM TO BE SOLVED: To easily and surely mount a freely slidable shelf-shaped member by providing the working member for temporarily supporting a shelf member for sliding which freely slidably placing the side end part of a scanning part on the internal surface of a device body side plate part. SOLUTION: By the side plate part of a sheet metal chassis 3, a butting member 3h is projectingly provided in the internal direction by a bending working. Further, a screw hole 3i and a hole 3j for positioning are punched on the side plate part. A slidable shelf 18 is formed in the shape of a letter L in the front view. On the vertical surface part of the shelf, a screw hole 18a is punched and a projection 18b for positioning is projected outward. When the lower end part of the slidable shelf 18 is temporarily placed on the butting member 3h and the vertical surface part is applied to the side plate part of the chassis 3, the screw hole 18a is roughly matched with the screw hole 3i.  When a screw 20 is screwed into these screw holes, the slidable shelf 18 is pressed on the side plate part of the chassis 3 and the projection 18b for positioning is naturally fitted into the hole 3j for positioning of the chassis 3.
Patent JP-H02161666-A (JP)
Title: Recording and reproducing device
Inventor: KANESHIRO TOSHIO
IPC: G11B9/06
Filed: 1988-12-14
Abstract: PURPOSE:To stably perform recording and reproduction by attracting the supporting part of a signal scanner nearer to a locking part by a magnetic attractive force generated between a second permanent magnet provided at the substrate of a cartridge when no cartridge is used by a first permanent magnet at the coupling part of the supporting part on which the signal scanner is mounted. CONSTITUTION:The device is constituted in such a way that the supporting member 79 for the signal scanners 80 and 81 can be attracted nearer to the locking part 26 by the magnetic attractive force generated between the second permanent magnet 64 provided at the substrate 23 of the cartridge C when the cartridge C is not used by the first permanent magnet 51 at the coupling part 59 constituted by including holes 35 and 36 for coupling and the first permanent magnet 51 at the other end part of the supporting member 79 on which the signal scanners 80 and 81 are mounted. Thereby, it is possible to stably perform recording and reproducing operations.
Patent JP-H04187715-A (JP)
Title: Production of high tensile strength steel with low yield ratio excellent in acoustic anisotropy
Inventor: OSANAWA YUTAKA
IPC: C21D8/02
Filed: 1990-11-22
Abstract: PURPOSE:To obtain a high tensile strength steel with low yield ratio excellent in acoustic anisotropy by subjecting a slab of steel having limited compositional limit values to treatment under respectively prescribed controlled rolling conditions and accelerated cooling conditions. CONSTITUTION:A slab in which P, S, and CeqWES are regulated, by weight, to <=0.020%, <=0.010%, and <=0.40%, respectively, and also Mn/C is regulated to <=13 is subjected to controlled rolling at 950-800 deg.C rolling temp. and finished at 900-800 deg.C finishing temp. Then, cooling is started at 900-700 deg.C, and accelerated cooling is exerted down to 600-300 deg.C at <=30 deg.C/sec cooling rate. By this method, the thick-walled 50kg class steel having an L/C acoustic velocity ratio of <=1.02, excellent in acoustic anisotropy, homogeneous in a plate-thickness direction, having <=80% yield ratio, and reduced in carbon equivalent can be obtained.
Patent JP-H05152275-A (JP)
Title: Cleaning device
Inventor: YOSHIDA HISANORI
IPC: H01L21/304
Filed: 1991-11-29
Abstract: PURPOSE:To prevent insufficient cleaning and excessive cleaning when vapor cleaning is carried out. CONSTITUTION:A vapor detection sensor 7 is provided above a vapor cleaning part 3 which is provided above a dip bath 2, and start of cleaning is delayed by detection by the vapor detection sensor 7 against lowering of a vapor line 6 which is generated by instant condensation of in-bath vapor immediately after starting of vapor cleaning on a surface of a cleaning object 9. Thereby, it is possible to prevent insufficient cleaning in an upper part of the cleaning object 9 and to acquire stable cleaning effect.
Patent JP-H04188109-A (JP)
Title: Liquid crystal display device and manufacture thereof
Inventor: TAKADA SEIICHI
IPC: G02F1/1339
Filed: 1990-11-22
Abstract: PURPOSE:To maintain display quality even at applying external force on a transparent base plate and the like by fixedly securing gap members on an orientation membrane with photoresist existing between the gap members and the orientation membrane of the transparent base plate. CONSTITUTION:Gap members 7 are fixedly secured on an orientation membrane 5 with photoresist 8 existing between the gap members 7 and the orientation membrane 5 of a transparent base plate 1. Consequently, because the gap members 7 are not moved even at applying external force on the transparent base plate 1 and the like, injury of the orientation membrane due to movement of the gap members 7 can be eliminated, and because dispersion density of the gap members is not changed, deterioration of holding function for display characteristic due to the gap members 7 is not generated. Hereby, display quality can be maintained.
Patent JP-2001129835-A (JP)
Title: Method and apparatus for producing roller
Inventor: TAKEHARA ICHIRO
IPC: G03G15/20
Filed: 1999-11-08
Abstract: PROBLEM TO BE SOLVED: To rapidly produce a roller made of an elastic material in a printer or the like by the reduced number of work processes so as not only to reduce flash or the like but also to impart beautiful appearance thereto. SOLUTION: Masking caps 6 are fitted to both end parts of a core shaft 1 and fitted in the fitting holes 9 provided to the central parts of the end caps 2, 3 closing both ends parts of the round molding holes 4a of a mold 4 to arrange the core shaft 1 to the central part of the molding hole 4a and the space around the core shaft 1 in the molding hole 4a is filled with an elastic material from the injection hole 15 bored in either one of the end caps 2 and the elastic material is solidified to form an elastomer layer around the core shaft and, after the end caps 2, 3 are separated from the mold 4, the core shaft 1 and the elastomer layer along with the masking caps 6, the core shaft 1 and the elastomer layer are separated from the mold 4.
Patent JP-H11139541-A (JP)
Title: Parts feeder
Inventor: HATANO YOSHIKAZU
IPC: B65G47/14
Filed: 1997-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a parts feeder capable of efficiently feeding parts with a simple structure. SOLUTION: A bottomed cylindrical tray holder 22 capable of storing multiple parts is arranged rockably by the drive of a rocking drive source 10, and a hold section 22 a holding a tray capable of aligning a prescribed number of parts is provided at the center position of the tray holder 22. The tray holder 22 can be reciprocated in the axial direction of a rocking fulcrum via the action of a vibration applying means 30, and air is sucked from the hold section 22a by an air suction mechanism.
Patent JP-H05146661-A (JP)
Title: Pigment dispersant and pigment composition
Inventor: HORIE JUNICHIRO
IPC: C09K23/32
Filed: 1991-11-29
Abstract: PURPOSE:To obtain a dispersant indicating an excellent effectiveness in dispersing nearly all the commercially available pigments by comprising the dispersant of a compound and/or its polymer having a structure wherein a group contg. a diethanolamino group and aromatic rings is directly attached to a triazine ring. CONSTITUTION:The pigment dispersant consists of a compound and/or its polymer having a structure wherein a group represented by the formula (wherein R1 and R2 are alkylene group) such as the group contg. a diethanolamino group and aromatic rings, e.g. 2-amino-6-methoxybenzothiazole group, is directly attached to a triazine ring. This pigment dispersant indicates excellent effectiveness in dispersing nearly all the commercially available pigment and causes no bleed in the coating film.
Patent JP-2001129351-A (JP)
Title: Exhaust gas treatment apparatus and method for operating the same
Inventor: TSUJI TAKESHI
IPC: B01D53/34
Filed: 1999-11-08
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust gas treatment apparatus capable of effectively removing particulate matters adhering on an inner wall face, requiring a reduced amount of a cleaning gas so that cleaning cost is low and capable of restricting progress of corrosion caused by the cleaning gas. SOLUTION: An exhaust gas treatment apparatus which decomposes and detoxifies a harmful exhaust gas at a high temperature by introducing the same therein is provided with a particulate matter adhering state detecting means for detecting the state of a particulate matter 10 adhering on an inner wall face of an exhaust gas treatment apparatus main body 1 and a particulate matter removing device for removing the adhering particulate matter 10 by introducing a cleaning gas 5 into an interior from a cleaning gas supply system 4 when the adhering state of the particulate matter reaches or becomes worse than a specified state.
Patent JP-H03178267-A (JP)
Title: Picture processor
Inventor: KYOGOKU HIROSHI
IPC: G06T3/00
Filed: 1989-12-07
Abstract: PURPOSE:To confirm the optimum processing among various picture processings by applying different picture processing to a single set of read information and outputting plural sets of processed picture information generated as consecutive picture information in a prescribed direction. CONSTITUTION:An area desired to be read such as an area 9-1 and an area desired of comparison reference such as an area 9-2 are designated by a mouse 4 or the like, an image scanner 2 is started to scan an original and the reference area 9-2 is read to store the read data tentatively in an area buffer memory 19. A CPU 20 gives a command to a picture processing circuit 16 to vary various parameters to the picture data in the area 9-1 stored in the area buffer memory 19 to apply color processing and the binarized-processed pictures of a designated number are generated sequentially. Then the processed pictures are jointed vertically and horizontally consecutively to be expanded. Thus, the picture varying various parameters are displayed and printed out at once.
Patent JP-H08172029-A (JP)
Title: Thick film printed capacitor and its capacity adjusting method
Inventor: OCHI HIROSHI
IPC: H01G4/12
Filed: 1994-12-20
Abstract: PURPOSE: To provide a thick film printed capacitor which is simple, reliable and with precision and its capacity being adjustable by improving the shape of an electrode constituting a capacitor. CONSTITUTION: By printing a conductor paste on a ceramics substrate 1, facing comb-like electrodes 2 are formed, and on the comb-like electrodes 2, a dielectric paste 3 is printed/applied so that a dielectric layer 3 is formed. The teeth part of the thick film print capacitor thus formed is selectively cut with laser light, etc., so that capacity is adjusted.
Patent JP-H03178026-A (JP)
Title: Rotary head type tape player
Inventor: TAMURA MASABUMI
IPC: G11B5/54
Filed: 1989-12-06
Abstract: PURPOSE:To eliminate the need of making accuracy of a supporting mechanism of a head drum and a tape mounting part strict and hence to contrive low cost of the subject device by supporting fixedly a head base in a stop mode position, making it oscillatable in a play mode position and bringing the head drum into contact with a positioning part in a tape cassette. CONSTITUTION:The subject device is provided with a head base supporting means 12 for supporting fixedly the head base 50 in the stop mode position and supporting it oscillatably in the play mode position. In the play mode position, the head drum 21 is brought into contact with the positioning part 8 in the tape cassette 1 to perform its relative positioning with the tape cassette 1. By this method, the positional relationship between the head drum 21 and the tape cassette 1 is only dependant upon the accuracy of the head drum 21 and the tape cassette 1, so that it is not necessary to make the accuracy of the supporting mechanism of the head drum 21 and the tape mounting part strict, thus contriving low cost of the tape player.
Patent JP-H02162425-A (JP)
Title: Production rule inspecting device
Inventor: OKAZAKI KAORU
IPC: G06F9/44
Filed: 1988-12-15
Abstract: PURPOSE:To inspect all rules stored in a rule base by comparing the output value obtained by applying the test data to the rule base with the output value of an executing part which is expected from the rule specifications. CONSTITUTION:The rule coded by a rule coding part 101 is registered into a rule base via a rule base registering part 102. The rules stored in the rule base are optionally extracted via a rule extracting part 103. A test data producing part 104 produces the test data with which the conditions of a rule 125 taken out via the part 103 become genuine based on the condition part of the rule 125. A rule inspecting part 106 applies the test data 126 to the rule base via a rule trial part 105 to compare the output value 127 with the output value 122 of an executing part which is expected from the specifications of a production rule. Thus it is possible to check whether the rules stored in the rule base work or not based on the requests of specifications.
Patent JP-H07146416-A (JP)
Title: Refraction factor distribution type light transmission body, and manufacture thereof
Inventor: UOZU YOSHIHIRO
IPC: G02B6/00
Filed: 1993-11-25
Abstract: PURPOSE:To achieve extremely favorable lens performance, and provide high resolution by providing a specific refraction factor distribution from a center axis of a light transmission body toward an outer circumferential surface. CONSTITUTION:A light transmission body has a circular cross sectional surface of a radius of r0, and it is provided with a refraction factor distribution almost approximate to a refraction factor distribution curve prescribed by an expression I for the refraction factor distribution within a range of 0.25r0-0.70r0 from a center axis of the light transmission body toward an outer circumferential surface. It is provided with characteristics of n0=1.5+ or -0.1, 0.15<=g<=0.7(mm<-1>), r0<0.4(mm). It is also provided with such characteristics that modulation transfer function(MTF) calculated in an equation II becomes 70% or more when a grating image of 4 line pairs/mm is coupled on a CCD line sensor to measure the maximum value imax of its measured light quantity and the minimum value imin of the measured light quantity. In an equation I, n0 is a refraction factor of the light transmission body at a center axis part, n(r) is a refraction factor at a position of (r) in the radial direction from the center axis of the light transmission body, (g) is a refraction factor distribution constant of the light transmission body, and (r) is a distance (mm) toward an outer circumference from the center axis of the light transmission body.