baber/WOPTO huggingface dataset:
Patent JP-H11184116-A (JP)
Title: Electrophotographic photoreceptor process cartridge having the same and electrophotographic apparatus
Inventor: TANAKA MASATO
IPC: G03G5/06
Filed: 1997-12-17
Abstract: PROBLEM TO BE SOLVED: To obtain the electrophotogrpahic photoreceptor having practicable high sensitivity characteristics and stable potential characteristics at the time of repeated uses by incorporating a specified disazo pigment in a photosensitive layer formed on a conductive substrate. SOLUTION: This electrophotographic photoreceptor is provided on the conductive substrate with the photosensitive layer containing the disazo pigment represented by formula I in which each of R1 -R4 is an H or halogen atom car an alkyl group; each of A1 and A2 is a coupler residue having a phenolic hydroxyl group and preferable couplers from them are represented by formulae II and III and the like, (X III formulae II and III is a group necessary to condense with a benzene ring to form a polycyclic aromatic or heterocyclic ring, such as naphthalene, anthracene, or carbazole ring); each of R5 -R8 is an H atom or an alkyl or aryl group or the like; Z is an oxygen or sulfur atom; and (n) is 0 or 1.
Patent JP-2000187079-A (JP)
Title: Neutron detector and its production method
Inventor: ISHIZAWA KAZUYA
IPC: G21C17/108
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To improve the strength of the connection part between conductor of an inorganic insulation coaxial cable and an air-tight part. SOLUTION: This detector is constituted of a cathode 12 which is spread by neutron conversion material, an anode 13 where ionization gas is sealed in between and the cathode 12, a sealed vessel 11 containing the cathode 12 and the anode 13, an inorganic insulation coaxial cable 16 for transmitting the electric signals which the anode 13 generates by the ionization of the ionization gas, and an air-tight part 20b air-tightly sealing the conductor 17 of the inorganic insulation coaxial cable 16. In this case, the air-tight part 20b and the conductor 17 are press-contacted.
Patent JP-H11187613-A (JP)
Title: Rotary electric machine concurrently functioning as bearing
Inventor: INAGUMA YUKIO
IPC: H02K17/12
Filed: 1997-12-17
Abstract: PROBLEM TO BE SOLVED: To reduce the size of a power unit and, at the same time, to independently control the positioning and rotation of a rotor. SOLUTION: A plurality of sets of coil assemblies 3A-3C are constituted by connecting one ends of the different phases of stator coils u1-w1, u2-w2, and u3-w3 of each assembly 3A-3C to each other. The coil assemblies 3A-3C are respectively connected to three-phase inverters 4A-4C, and current signals Iu1-Iw3 are inputted to the inverters 4A-4C. The signals Iu1-Iw3 are obtained by superposing the command signals Ru1-Rw3 of a rotational drive controller 5 and the command signals Fv1-Fw3 of a diametral direction attitude controller 6 upon another. The sum total of the excitation currents supplied to the coil assemblies 3A-3C from the inverters 4A-4C in accordance with the current signals Iu1-Iw3 at the junctions of the coils u1-w1, u2-w2, and u3-w3 become zero.
Patent JP-H11180047-A (JP)
Title: Thermal recording material
Inventor: HAYAKAWA KUNIO
IPC: B41M5/333
Filed: 1997-12-18
Abstract: PROBLEM TO BE SOLVED: To provide a thermal recording material for providing high storing properties of an image part, especially an image with excellent plasticizer resistance and water resistance. SOLUTION: In a thermal recording material which has a heat-sensitive color developing layer wherein a leuco dye and a color developer for developing color of the leuco dye by heating are main ingredients on a substrate, as the color developer, a compd. of formula is used. An undercoat layer contg. plastic spherical hollow fine particles may be provided between this substrate and the heat-sensitive color developing layer.
Patent JP-H10203855-A (JP)
Title: Use of nonionic water-dispersible polyisocyanate as concrete admixture
Inventor: LAAS HANS JOSEF DR
IPC: C04B28/02
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To obtain a new isocyanate functional conditioner having no defects of conditioner by conventional technology, capable of improving workability and use characteristics of concrete. SOLUTION: In a method for producing a mortar and/or concrete composition by blending the mortar and/or concrete composition with a water-dispersible polyisocyanate before or after the blending operation, the water-dispersible polyisocyanate contains (a) 1.8-4.0 average isocyanate functional value, (b) 4.0-25.0wt.% of an aliphatic or alicyclic bond isocyanate group (NCO; calculated as 42 molecular weight), (c) 5-80wt.% of ethylene oxide unit existing in a polyether chain (C2 H4 O; calculated as 44 molecular weight) in which (d) the polyether chain has 5-50 oxide ethylene units on the average.
Patent JP-2000188506-A (JP)
Title: Antenna system
Inventor: ENDO TOSHIICHI
IPC: H01Q1/38
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To provide an antenna system of a small size, ease of mount with a wide bandwidth, a high radiation efficiency and little of useless space in the inside of its enclosure. SOLUTION: The antenna system has a reactance element 30 made of a meandering conductor or the like, the lengthwise length of which is longer than the length in the right-angled direction, a linear conductor pattern 40 whose one end is connected electrically to the meandering conductor or the like, and a feeding terminal connected to the other end of the linear conductor pattern 40. The reactance element 30 is placed at the part of a printed circuit board 10 where no ground pattern 20 is formed on both the surfaces, and the linear conductor pattern 40 is placed so that its lengthwise direction is perpendicular to the lengthwise direction of the reactance element 30 and the linear conductor pattern 40 and the reactance element 30 form an inverted-L form.
Patent JP-2001184354-A (JP)
Title: Information read supporting device and recording medium stored with information read supporting program recorded
Inventor: SATO YUKIO
IPC: G06F17/30
Filed: 1999-12-22
Abstract: PROBLEM TO BE SOLVED: To provide an information read supporting device and a recording medium with recorded information read supporting program with which a bookmarker can be stuck while designating a range, identification information can be added for each bookmarker and the information can be easily retrieved. SOLUTION: This deice has bookmarker setting means S50-S58 for designating part of information included in an information source and setting a bookmarker corresponding to that designated information, bookmarker identification information setting means S52, S62 and S64 for setting identification information for each of bookmarkers and an identification information display means for displaying the identification information corresponding to the bookmarker.
Patent JP-2000186641-A (JP)
Title: Resonator
Inventor: KANEMITSU TETSUSHI
IPC: F02M35/16
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To prevent an air intake duct from suction of water during the passage of a vehicle through a submergence road by improving a resonator connected to the air intake duct of an engine. SOLUTION: In a hollow cubic resonator 2 subsidiarily arranged at the lower part of an air intake duct 1 positioned below the front side of a vehicle engine room, a bulkhead 3 erecting from the front edge and the side edge of the upper surface 21 thereof and surrounding the intake port 10 of the tip of the air intake duct 1 is arranged at and integrally with the resonator 2. The water proof bulkhead 3 has a wall surface 31 forming a curved surface curved outwardly toward above, the height thereof is formed in height enough to surround the lower half part of the intake port 10. During the passage of a vehicle through a submergence road, water raked up by the waterproof bulkhead 3 along the front 22 and the side 23 of the resonator 2 is prevented from suction in the air intake duct 1.
Patent JP-2001183949-A (JP)
Title: Image forming device
Inventor: ISHINO MASAHIRO
IPC: G03G15/20
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device having a layout excellent in ventilation efficiency. SOLUTION: In the image forming device provided with a fixing means having a heat source at inside and to fix an unfixed toner image on a recording sheet, a sheet carrying path surface to carry the recording sheet on which fixing is executed by the fixing means to an ejection port and an exhaust means to suck peripheral atmosphere warmed by heat from the fixing means and to exhaust it to the outside of a device, an intake flow or an exhaust flow by the exhaust means is crossed with a sheet carrying path surface.
Patent JP-H11189789-A (JP)
Title: Liquid bleaching composition
Inventor: MIYAMAE YOSHITAKA
IPC: C11D3/39
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition capable of sufficiently suppressing the decomposition of hydrogen peroxide even in a high pH region and stable even under preserving conditions at low and high temperatures by formulating the hydrogen peroxide with a phenolic free radical trapping agent and a surfactant. SOLUTION: This composition contains (A) 0.1-30 wt.% hydrogen peroxide, (B) 0.01-6 wt.% phenolic free radical trapping agent and (C) 0.1-60 wt.% surfactant. A compound having phenolic OH is preferred as the ingredient B and, among them, a compound having <=0.75 V oxidation reduction potential is preferred. Methoxyphenol and the like are cited as an example of the preferred compound. A nonionic surfactant and an anionic surfactant are preferably used in combination in (10/1) to (1/2) ratio as the ingredient C. A polyoxyethylene alkyl ether is preferred as the nonionic surfactant. An alkylbenzenesulfonic salt and the like are preferred as the anionic surfactant.
Patent JP-2001179911-A (JP)
Title: Heat-resistant resin board and method of manufacturing the same
Inventor: WATAKABE HIDEJI
IPC: B32B27/34
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a heat-resistant resin board, especially, a heat-resistant polyimide board having heat resistance, comprising strongly bonded layers, having surface smoothness and generating no warpage and a method for manufacturing the same by simple operation. SOLUTION: A heat-resistant resin board, especially, a heat-resistant polyimide board is constituted by bonding more than three heat-resistant layers, especially, heat-resistant polyimide layers by a thermal press bonding polyimide layer and has a thickness of 0.15-3 mm and an interlaminar adhesion strength of 1.0 kg/cm width or more. More than two films each having a multilayered structure wherein the thermal press bonding polyimide layer is provided on at least the single surface of the heat-resistant resin layer, especially, the heat- resistant polyimide layer are superposed one upon another so that more than two thermal press bonding polyimide layers are brought into contact with each other and bonded under heating and pressure to manufacture the heat-resistant resin board, especially, polyimide board having a thickness of 0.15-3 mm and an interlaminar adhesion strength of 1.0 kg/cm width or more.
Patent JP-H11194106-A (JP)
Title: Method and apparatus for inspection of dental file
Inventor: USUI MASAYOSHI
IPC: G01N27/04
Filed: 1997-12-29
Abstract: PROBLEM TO BE SOLVED: To provide an inspection apparatus, for a dental file, by which the arrival to the limit strength of the dental file can be judged quantitatively and accurately. SOLUTION: In a dental treatment, a dental file which is selected, so as to correspond to the tooth of a patient, from files housed in a kit case is set at a sample holding part 5 in the kit case as a dental file to be inspected. Data, to be inspected, which corresponds to the dental file to be inspected is input from a data input part 22. Then, by an inspection unit 30, the resistance value, of a file part in the dental file to be inspected, measured by a resistance measuring part 20 is compared with the resistance value of the limit strength, corresponding to the data to be inspected of the dental file to be inspected, read out from a RAM 23. When a computing and judgment part 25 judges that the dental file to be inspected has reached the limit strength, the warning device 19 issues a warning. Thereby, the breaking accident of the dental file is prevented when a root canal is cleaned in the dental treatment, and the dental treatment can be executed always safely.
Patent JP-H11171655-A (JP)
Title: Baking jig
Inventor: TANAKA SUNAO
IPC: C04B35/657
Filed: 1997-12-10
Abstract: PROBLEM TO BE SOLVED: To reduce a heating calorie except the heating calorie required for the sintering of a material to be treated itself by combining a cylindrical or tubular material comprising specific compounds as main components with a square material composed of prescribed compounds as main components into a rack state. SOLUTION: A cylindrical or a tubular material is produced from silicon carbide, alumina and mullite as main components. A square material is produced from silicon carbide, alumina, mullite and a refractory synthesized from alumina and mullite as main components. Round bars having excellent high-temperature strength (e.g. recrystallized SiC round bar) 1 are fixed to between two ceramic square materials (e.g. light alumina square material) 2 in a ladder shape, formed in a fixed size and used as a rack-shaped shelf board. Since the shelf board can be manufactured at about 20-30% lower height per step than a case of a shelf board + struts and piling of sheath, the number of piled steps can be increased by the corresponding height.
Patent JP-H11192268-A (JP)
Title: Bed device with simple stool
Inventor: KANAI SUMIYO
IPC: A61G7/02
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a bed device which greatly reduces labor of a nurse or a tender and has a stool comfortable for a patient in excretion. SOLUTION: This bed device with a simple stool consists of a bed body with a mobile bed which is divided at about the middle of the longitudinal direction and one part can slide to the other, a fitting groove 1 dug to one direction from the longitudinal central axial line of the dividing part of this bed body, an excretion vessel 2 tightly fit in this groove, a ring-form groove 11 dug along the horizontal circumference of this vessel 2, and a waterproof sheet 8 with a hole that can fit this vessel 2 and is provided with an elastic member 10 like rubber along the border of this hole, and the elastic member 10 can fit in the ring-form groove 11 of the excretion vessel 2.
Patent JP-2001183057-A (JP)
Title: Dryer
Inventor: KONDO YUSUKE
IPC: F26B11/04
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To obtain a dryer wherein a drying efficiency can be improved by allowing an easy and prompt changeover of brands and the like of matters to be dried such as chemicals. SOLUTION: The dryer 1 is equipped with an openable/closable main body vessel 10, a rotation imparting device 20 having an output part in the inside of the vessel, a rotation part 30 capable of being taken in/out of the vessel 10, a gas supply opening 12 and an exhaust opening 14 provided in opposition to the vessel 10. The rotation part 30 is equipped with a ringed rotation frame which is arranged parallel axially, rotatable by the output part, and a hollow vessel for matters to be dried, provided with vent holes, which is held removably in the rotation frame with a space between them, and a partition member which is held by the rotation frame, extending between the rotation frame and the vessel. The partition member guides gas partly from the gas supply opening to direct it to the outer periphery of the vessel.
Patent JP-2001192958-A (JP)
Title: Method of producing composite nonwoven fabric, and apparatus for producing the same
Inventor: ISHIDA MASARU
IPC: D04H3/045
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To attain a simple and efficient production of composite nonwoven fabric of a nonwoven fabric and an elastomer, having large stretchability in one direction and having rigidity in the other direction. SOLUTION: A dice 3 that is connected via a feeding pipe 2 to an extruder 1 is arranged above a conveying belt 11 for conveying web 7 in one direction. A nozzle slit plate 4 is mounted so that it may be reciprocated in the transverse direction of the web 7 and a nozzle is formed on the nozzle slit plate 4. The web 7 comprises a plurality of filaments arranged in parallel with the lengthwise direction of the web 7, and the molten elastomer 9 is extruded from the nozzle on the nozzle slit into strings, as the nozzle slit plate 4 is reciprocated whereby the elastomer 10 extending in the direction crossing the array direction of the filament of the web 7 is laminated on the web 7 to produce the objective composite nonwoven fabric 8.
Patent JP-2000157561-A (JP)
Title: Quick floss holder
Inventor: TAKAMATSU HIDEKAZU
IPC: A61C15/04
Filed: 1998-11-25
Abstract: PROBLEM TO BE SOLVED: To provide a floss spreading and supporting implement to be used by replacing floss when removing the food particles and plaque sticking between the teeth by the floss. SOLUTION: A swing arm 26, a center lock 20, a spring bar 28 and a lock piston 18 are fitted between a main body 10 and a side cover. The main body 10, the spring bar 28 and the side cover are integrated by adhesive joining, A floss roll 11 is put into a roll holder and the floss 47 is put on a first guide pole 13 and is passed into a second guide hole 22, a side guide hole 23, a fourth guide hole 24 and fifth guide hole 42. After the roll cover is closed, the floss 47 is passed through a sixth guide hole 35 and is wrapped and fixed to a floss hanger 33.
Patent JP-2000184715-A (JP)
Title: Ultra-low-frequency high-voltage power supply
Inventor: IWAI HIROSHI
IPC: H02M5/27
Filed: 1998-12-10
Abstract: PROBLEM TO BE SOLVED: To miniaturize a device and to improve performance such as the decrease in an input capacity in an ultra-low-frequency high-voltage power supply due to a new circuit configuration. SOLUTION: In a bi-phase half-wave rectification circuit, a modulation voltage according to a reference power supply 11 (0.1 Hz) of an AC switching regulator 2 is applied from a commercial frequency power supply 1 to the primary side of a high-voltage transformer 3 with secondary coil winding with a center tap, and middle points are connected by high-voltage semiconductor switches 25 and 26.  In the bi-phase half-wave rectification circuit, the gate signal of the high-voltage semiconductor switch is set to a signal via the AND and OR circuits of each synchronous signal of a commercial frequency, a reference power supply frequency is alternately transferred for each inversion of the polarity of the commercial frequency voltage, and an ultra-low-frequency high voltage following the increase/decrease of the reference voltage is generated via two sets of rectification circuit and smoothing circuit according to the conduction operation of the high-voltage semiconductor switch.
Patent JP-H04209559-A (JP)
Title: Semiconductor device
Inventor: OGAWA HIRONARI
IPC: H05K3/30
Filed: 1990-12-04
Abstract: PURPOSE:To reduce in size and to easily clean flux after soldering by providing a gap between the main surface of a bottom and a mounting board by outer leads of a package body and a protrusion provided at opposite side thereto. CONSTITUTION:Outer leads 8 extended from one side of a package body 6 are bent in a direction of one main surface 6a of the body 6, bent at the ends further outward, and formed flatly. The flatly formed parts are formed at lower side from the surface 6a of the body 6, and a protrusion 9 is provided on the other end surface 6a of the body 6 opposed to the extended ends of the leads 8. The protrusion 9 has substantially the same height as the ends of the leads 8, and a gap is formed between a board 10 and the surface 6a. Thus, even if a pitch of the leads 8 is shortened, the leads can be soldered, reduced in size, and flux after soldering can be easily cleaned.
Patent JP-H04217333-A (JP)
Title: Cleaning method of molding die for resin sealing semiconductor
Inventor: NISHINO NORIO
IPC: H01L21/56
Filed: 1990-12-18
Abstract: PURPOSE:To perform cleaning work of a molding die easily without lowering the availability of press by immersing the molding die for resin sealing a semiconductor requiring cleaning into a deflashing detergent. CONSTITUTION:A contaminated molding die 1 is immersed, at first, in a tank 3 filled with detergent solution 2 so that a cavity 4 is immersed. An N, N dimethyl formaldehyde solution is employed, for example, as the detergent solution 2. Contaminants adhered to the molding die are chemically decomposed through the treatment and peeled off from the surface of the molding die. Thus peeled off contaminants can be removed by wiping with a cloth. According to the method, cleaning work of the molding die 1 is considerably simplified thus shortening the working time. Furthermore, since the molding die 1 can be cleaned as a unit under normal temperature without requiring press work, availability of press can be improved.
Patent JP-H04222520-A (JP)
Title: Dust-removing structure of harvester
Inventor: NAKAYA SHOICHI
IPC: A01F12/54
Filed: 1990-12-21
Abstract: PURPOSE:To provide the dust-removing device of a harvester, the device being capable of being compactly received in the harvester. CONSTITUTION:A dust-removing device 28 for spirally separating air from dusts discharged from a dust-removing opening 24 disposed in a thresher 3 is attached to the thresher 3, and a spiral air flow grading chamber 23 from the dust-removing device 28 is made up of the front wall surface of the thresher 3, a dust-removing case 29 fit on the front part of the thresher 3 from the upper and lateral directions, and an openable bottom wall 30. In the opened state of the bottom wall 30, the dust-removing case 29 can largely and doubly cover the thresher 3.
Patent JP-H04223092-A (JP)
Title: Luminous radiation electron tube lighting device
Inventor: ERIGUCHI HIROYASU
IPC: H05B41/16
Filed: 1990-12-25
Abstract: PURPOSE:To prevent a red heat of the cathode of a luminous radiation electron tube, to reduce the power loss so as to improve the lamp efficiency, and to extend the lamp service life, in a luminous radiation electron tube lighting device. CONSTITUTION:Discharge currents I1 and I2 fed from DC power sources E1 and E2 flow from the anode 1 of a luminous radiation electron tube G to cathode terminals 2a and 2b respectively, a constant heating current If is fed from an AC power source I2 to a cathode 2 through a capacitor C, and the constant heating current If on the cathode 2 has been made in the reverse direction to the discharge currents I1 and I2. The current is eliminated on the cathode 2 of the luminous radiation tube G, and a red heat of the cathode 2 can be suppressed.
Patent JP-H04251988-A (JP)
Title: Amorphous silicon sensor
Inventor: NANGU TORI TORAN
IPC: H01L31/0232
Filed: 1990-12-26
Abstract: PURPOSE: To obtain an indeterminate shape silicon optical sensor exhibiting a low dark current. CONSTITUTION: The optical sensor comprises a doped hydrogenated indeterminate shape silicon layer 14 and a doped hydrogenated indeterminate shape silicon layer 12 sandwiched by conductive layers 16, 18. It is annealed in hydrogen atmosphere and exhibits a low dark current and especially useful as an X-ray image sensor added with a luminescence layer 24 containing at least one kind of X-ray phosphor.