baber/WOPTO huggingface dataset:
Patent JP-2003212549-A (JP)
Title: Reaction furnace and method for synthesizing quarts glass preform and seed rod for quarts glass preform
Inventor: TAJIRI KATSUYA
IPC: C03B8/04
Filed: 2002-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reaction furnace for synthesizing a quarts glass perform which efficiently discharged silica particulates nor stagnation of silica particulates in the reaction furnace and accumulates stably the deposition of the silica particulates, and a method of manufacturing the same and a seed rod for synthesizing the quartz glass preform.  <P>SOLUTION: The reaction furnace 1 for synthesizing the quartz glass preform by depositing the silica particulates by a VAD process is partitioned by an intermediate plate 4 having a through-hole 5 enabling the passage of the preform 8 to a settling chamber 2 for settling the preform 8 and a reaction chamber 3 existing below the same and a burner 6 is installed in the lower part of the reaction chamber 3 and an air exit 7 on the flank in the upper part of the reaction chamber 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003213224-A (JP)
Title: Adhesion film for semiconductor, semiconductor device and method for producing semiconductor device
Inventor: DAITO NORIYUKI
IPC: H01L21/52
Filed: 2002-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To prepare an adhesion film for a semiconductor that can largely reduce wafer warpage, when the adhesive film is thermally compressed to the back face of a wafer, decreases chipping and cracking defects on dicing, and can attain the adhesion at a low temperature and during short time when they are bonded, and has high adhesion strength and resists to drastic humid heat conditions.  <P>SOLUTION: The adhesive film for the semiconductor comprises (A) a thermoplastic polyimide resin that is soluble in an organic solvent and has a glass transition point of ≥90°C and (B) a thermosetting resin. In this case, the glass transition point of the mixture polymer is ≤90°C before curing, and the transition point is increased to ≥100°C when the film is heated at 100-200°C for 5-120 minutes.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003215793-A (JP)
Title: Photosensitive film for circuit formation and manufacturing method for printed wiring board
Inventor: OHASHI TAKESHI
IPC: H05K3/06
Filed: 2002-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive film for circuit formation which does not contaminate a mask since it follows up surface unevenness of a substrate to be laminated well and is very small in the viscosity of a photosensitive layer on a surface coming into contact with a pattern mask, as a photosensitive film for circuit formation which is adaptive to higher density of wiring of a printed wiring board and high resolution.  <P>SOLUTION: The photosensitive film for circuit formation has a cushion layer, a photosensitive layer of 0.1 to 50 μm in thickness, and a cover film in order on a base film and the surface which comes into contact with the pattern mask does not contaminate the mask.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003211691-A (JP)
Title: Reciprocative moving mechanism, and inkjet printer therewith
Inventor: MATSUYAMA KENGO
IPC: B41J2/175
Filed: 2002-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet printer equipped with a reciprocative moving mechanism capable of suppressing worsening of a moving accuracy.  <P>SOLUTION: The inkjet printer 10 is provided with a carriage 13 which reciprocates to a printer body 11, and a tube 16 for flexibly coupling the carriage 13 and the printer body 11 side each other. In the inkjet printer 10, a belt cover 18 is set along a movement direction of the carriage 13 at the printer body 11 side, and a clamp 15 is fitted to the tube 16 to separate from and near the belt cover 18 in accordance with deformation of the tube 16 following the movement of the carriage 13. The belt cover 18 and the clamp 15 have fitting parts respectively to be fitted each other. The clamp 15 is positionally regulated within a plane orthogonal to the movement direction of the carriage 13 by fitting of the fitting parts each other.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003214005-A (JP)
Title: Door lock device for car
Inventor: OGURA HIBIKI
IPC: E05B77/30
Filed: 2002-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a door lock device for car capable of providing an improved antitheft performance to a door.  <P>SOLUTION: If the presence of an occupant in a car cannot be confirmed by an occupant discrimination means within a specified time after a door lock means is locked from the outside of the car, the door opening operation of a door opening operation means on the indoor side becomes ineffective. Accordingly, the door cannot be opened by a dishonest means, and an antitheft performance can be improved.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003215167-A (JP)
Title: Capacitor circuit and circuit for detecting voltage, and electric power switch
Inventor: SATO TSUKASA
IPC: G01R15/06
Filed: 2002-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a capacitor circuit that can avoid the worsening of detection precision for voltage detection caused by temperature change.  <P>SOLUTION: This capacitor circuit 91 for detecting a voltage includes the first capacitor circuit and the second capacitor circuit. The first capacitor circuit 1 includes a capacitor 11, and the second capacitor circuit 2 includes a capacitor 21. The first capacitor circuit 1 and the second capacitor circuit 2 are connected in series each other, both ends of a series circuit therein are led to input terminals T1, T2, and a node P1 in the series circuit is led to an output terminal T3. A ratio C1/C2 of an electrostatic capacity C1 in the first capacitor circuit 1 to an electrostatic capacity C2 in the second capacitor circuit 2 is substantially constant within a prescribed range.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003285341-A (JP)
Title: Method for manufacturing polyimide tubular product
Inventor: YOSHIDA TAKAHIRO
IPC: C08L79/08
Filed: 2002-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyimide tubular product which shows superb smoothness and perfect roundness and is free from a blister phenomenon caused by an entrapped gas and the like by substantially forming at least the outer face of a cylindrical mold out of a porous metal.  <P>SOLUTION: A polyimide precursor solution of a substantially uniform thickness is bonded on the surface of the outer periphery of the cylindrical mold 1 with an outer face substantially formed of the porous metal 2. Next, the solution is thermally imidated and separated from the mold 1 to obtain the polyimide tubular product. A volatile gas of a solvent or condensed water generated from the inner face of a polyimide film in contact with the outer face of the cylindrical mold 1, is discharged to the outside through holes of a cylindrical core formed of the porous metallic material 2. Consequently, the blister phenomenon attributed to the entrapped gas does not occur and thus the polyimide tubular product with superb smoothness and perfect roundness can be obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003226993-A (JP)
Title: Gold plating solution and gold plating treatment method
Inventor: WACHI HIROSHI
IPC: C23C18/18
Filed: 2002-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gold plating treatment technique, when the object to be plated having a metallic surface of copper, nickel is subjected to gold plating treatment, by which the elution of these metals can be prevented, and smooth, uniform gold plating can be attained.  <P>SOLUTION: A gold plating solution with one or more kinds of mercapto compounds selected from the group consisting of mercaptoacetic acid, mercaptobenzoic acid, thiomalic acid, 2-mercaptobenzothiazole, ammonium thioglycolate, 2-thiouracil and mercaptobenzoimidazole added as metal elution preventing agents in 1 to 1,000 mg/L is used, or those mercapto compounds are adsorbed on the surface in advance, and, after that, gold plating treatment is applied thereto.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233834-A (JP)
Title: Picture display device in slot machine or pachi-slo machine and picture display method in the same device and its program
Inventor: SHITANI TAKESHI
IPC: G06T15/30
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact and economical picture display device for a slot machine or pachi-slo machine capable of sharply shortening clipping time and quickly displaying a clear picture and a diversified and complicated picture by using the shortened processing time.  <P>SOLUTION: A picture display device 100 for a slot machine or pachi-slo machine is provided with: a display means 200 for displaying three-dimensional display picture information; an n vertex bounding box setting means 4 for setting an n vertex bounding box circumscribing at least part of the three- dimensional display picture information; a field area inclusion presence/absence judging means 5 for judging whether the n vertex bounding box is included in a predetermined visual field area; and a picture display control means 6 for making the display means 200 display, in a batch, the three-dimensional display picture information included in the n vertex bounding box which is judged to be included in the visual field area.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003234257-A (JP)
Title: Method of baking external electrode and continuous kiln
Inventor: KUROIWA SHINICHIRO
IPC: H01G13/00
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To bake an external electrode which can sufficiently satisfy both the reliability of electrical connection between an internal electrode and the external electrode and the sintering property of the external electrode.  <P>SOLUTION: External electrode (external electrode) paste composed of Cu powder, B-Si-Zn glass frit, and an organic vehicle is applied on an end face of a ceramic sintering body having an Ni internal electrode, and the paste is baked at thresholds of 400°C and 700°C in a continuous kiln having an area composed of three atmospheres. Each area is composed of a first acid atmosphere, a weakly acid or reducing atmosphere, and a second acid atmosphere. A binder is removed in the first acid atmosphere, the connection between the internal electrode and the external electrode is improved in the weakly acid or reducing atmosphere, and the external electrode is sintered in the second acid atmosphere.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236082-A (JP)
Title: Mounting structure of speaker for game machine
Inventor: NISHIO MITSUO
IPC: A63F7/02
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mounting structure of speaker for a game machine capable of increasing a sound volume and improving tone quality inexpensively without impairing its easy attaching and detaching function.  <P>SOLUTION: The mounting structure of speaker for the game machine consists of a flat baffle in which a cone type speaker 21 is arranged on a mounting face 25p of a frame 17. A speaker 21 is fixed in place by an attachable/ detachable cover 19 which is fixed to an engaging part 47 formed on a frame 17 so as to be covered from the back. The speaker 21 and the mounting face 25p are securely maintained in closely contacted condition by a fix assisting member 23 extended over from a ring frame 27 of the speaker 21 to the attachable/detachable cover 19. By this structure, only the cone 31 vibrates effectively when voice is output, and sound volume is increased and tone quality is improved.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242925-A (JP)
Title: Mass spectrometer
Inventor: HASHIMOTO YUICHIRO
IPC: G01N27/62
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tandem mass spectrometer detecting decomposed ions with low mass number without lowering sensitivity and resolution of a quadrupole ion trap.  <P>SOLUTION: The quadrupole ion trap, dissociating and detecting the ion generated at an ion source accumulated into a three dimensional quadrupole electric field formed by a pair of end cap electrodes and a ring electrode, is made to have a mechanism generating a laser beam introducing structure and a supplemental alternating current electric field when dissociating the ions, and the direction of the supplemental alternating current electric field is made the same with the laser beam introducing direction. The method for a tandem mass spectrometer which is capable of detecting decomposed ionic substance with low mass number without lowering sensitivity and resolution of a quadrupole ion trap, is provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002361384-A (JP)
Title: Manufacturing method for seamless steel pipe
Inventor: ITOYAMA SEIJI
IPC: B21B19/06
Filed: 2002-02-18
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a seamless steel pipe excellent in an inner surface and inner quality property. SOLUTION: A round billet, which is formed into a round billet by hot rolling a slab made by continuous casting, and whose segregation parting degree W(%) is 20% or more defined by the formula W(%)=(Δw/D)×100 (where, P: parting degree of segregation (%), Δw: parting width of segregation at the center of round billet thickness (distance between final solidified positions) (mm), D: total thickness (outer diameter) (mm) of round billet)), is used, and heated to the predetermined temperature to form a hollow raw pipe by boring and rolling, then drawn/rolled or further restricted/rolled to form a predetermined sized steel pipe.  The slab made by the continuous casting is preferably cast by using a molten steel whose degree of superheat of the molten steel is made to be 25-65 deg.C, the secondary cooling water amount in the central part of the slab width during the casting is made larger compared to the secondary cooling water amount in the vicinity in the direction of the slab width, and the secondary cooling water ratio up to complete solidification is made to be 1.2-2.0 l/kg-steel to obtain the cast slab.
Patent JP-2003244986-A (JP)
Title: Motor control device
Inventor: ASHIYA HIROYUKI
IPC: F24F11/75
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To completely prevent the breakage of a circuit part or the like due to an overcurrent, and the overheat of an engine.  <P>SOLUTION: A PTC 18s is provided so as to come into contact with a bus bar, and relay elements 15b, 15c are switched based on the detection of abnormal heat generation by the PTC 18s. Power supply to a motor 3 is controlled, so that the rotational speed of the motor 3 lowers without causing a complete stop. When the abnormal heat generation is gone, opening/closing operations of the relay elements 15b, 15c are controlled, so that the rotational speed of the motor 3 is returned to the speed before rotation lowering.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003240869-A (JP)
Title: Road surface condition determination method
Inventor: KAWADA NORIYUKI
IPC: G06T1/00
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a road surface condition determination method in a visible image type road surface condition grasping device capable of securing reliability as a system by detecting a case possible causing erroneous detection, and by selecting a determination result on the safe side from a plurality of candidates to output it without forcedly narrow determination results down to one in that case.  <P>SOLUTION: This method is characterized in that the first nearest candidate and the second nearest candidate are determined from mathematical distances between an inspection image computed by a calculation and a plurality of reference images, the first object is selected when a ratio of both of them is above a preset value, and when the ratio is below the preset value, the candidate corresponding to the direction on the safe side with respect to a vehicle is selected from both the candidates.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250476-A (JP)
Title: Food material, food and method of producing food material
Inventor: IFUKU YASUSHI
IPC: A23L9/10
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a food material which originates from natural products which resist putrefaction with excellent storability and includes large amounts of useful components, to provide foods and to provide a method of producing the food material.  <P>SOLUTION: The food material comprises the concentrate that is obtained by evaporation of the broth separated from the bean broth after adzuki beans are boiled for removing the astringent components under the atmospheric pressure. In other words, the food materials B1, B2 and B3 are concentrated by heating the broth A separated from the adzuki beans after boiling for removing the astringent components (heating step C1) by heating the broth to a temperature at which the broth is evaporated under atmospheric pressure (concentration step C2). And further, the foods are obtained by using the resultant food materials.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250665-A (JP)
Title: Waist pad for chair
Inventor: MAEDA TAKAHIRO
IPC: A47C27/00
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a waist pad having a simple structure and applicable to various chairs freely.  <P>SOLUTION: This waist pad for the chair is constituted by providing expansible mounting belts on the right and left sides of a waist pad body in which an elastic member is filled and connecting tips of the mounting belts mutually to wind them around a support for the back of the chair. Moreover, it is provided with a means for providing a hook-and-loop fastener on a side in contact with the support for the back of the chair of the waist pad body, a means for providing a pocket on a side in contact with a waist part of the waist pad main body, and a means for forming the waist pad body by mesh fabric.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257287-A (JP)
Title: Switch device
Inventor: SAITO TOSHIAKI
IPC: H01H23/20
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a switch device with reduced height and reduced size.  <P>SOLUTION: A cylindrical contact housing part 2 of which, front part is open and inside is partitioned into two housing chambers, is formed at the front surface of a base 1. Each housing chamber comprises three pieces of fixed contact plates 11a,... inserted into a base 1 in a state of exposing the fixed contacts 12a,... at the inner surface of the housing chamber, a contact holder 13 back and forth movement freely arranged in the housing chamber, a restoring spring energizing the contact holder 13 toward front surface side, a movable contact 16 capable of freely contacting with and separating from respective fixed contacts 12a,... in compliance with the back and forth movement of the contact holder 13, and contact pint blocks 10a,... composed of a movable contact plate 15 switching the electric connection between the plurality of fixed contact plates 11a,.... The operation knob 5 is slanting movement freely supported by the contact housing part 2 so as to house the front end part of the contact housing part 2 in a concave part formed to a back surface, and switches the state of contact by pushing the contact holder backwards in compliance with the slanting operation.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251537-A (JP)
Title: Miniaturized machine tool
Inventor: OTA MASATO
IPC: B23Q1/01
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a miniaturized, light and highly rigid precision machine tool suitable for small workpieces.  <P>SOLUTION: This machine tool is 30 kg or less in weight and miniaturized enough to be contained in a cube of 30 cm<SP>3</SP>. In the machine tool, which can machine a relatively large workpiece precisely, taken the length reduction ratio of a beam 6 receiving machining force F as X, the thickness reduction ratio of the beam 6 is made larger than X<SP>3/4</SP>to prevent the peripheral speed of a small diameter workpiece W or the machining peripheral speed of a small diameter cutting tool 5 by a built-in type high speed motor 7 from lowering, and the guide rollers are arranged (between faces 1 and 2, 3 and 4 and 6 and 7), and bearing seals are of non-contact seals such as labyrinth seals and air seals.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259641-A (JP)
Title: Direct-current voltage conversion circuit
Inventor: ICHIKAWA TOMOYUKI
IPC: H05B41/288
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To cope with an increase in switching frequency and enhance electrical efficiency in a direct-current voltage conversion circuit of flyback configuration.  <P>SOLUTION: Control is performed as follows: a transformer 10 constituting a direct-current voltage conversion circuit 15 stores energy while a switching element 11 placed on the primary side of the transformer 10 is on. The energy is outputted from a secondary winding 10s while the switching element is off. When the energy is completely outputted from the secondary winding 10s, the switching element 11 is turned on. For this purpose, a time from when the secondary-side current Is of the transformer 10 is zeroed to when the primary- side current Ip of the transformer starts to flow is detected, and further, a switching frequency is varied by a controlling means 16 so as to shorten the time.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255088-A (JP)
Title: Low-dose radiation source material
Inventor: TANIMOTO KAYOHIKO
IPC: G21G4/08
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a means, capable of radiating radiation of dose easily giving good effects on human bodies, without requiring a large facility and machines.  <P>SOLUTION: This means includes, for example a low-dose radiation material, silicide group radiation source powder and includes at least one selected from along a group of high-purity baked silica, graphite silica, titanium ceramics, crystal, technetium and rare earth elements, which can radiate low-dose radiation of 1 to 300 becquerel. In the low-dose radiation material, silicide group radiation source powder of 25 to 30 mass %, high purity baked silica of 25 to 50 mass %, graphite silica of 10 to 40 mass %, titanium ceramics of 10 to 20 mass %, crystal of 10 to 20 mass %, technetium of 1 to 10 mass % and rare earth elements of 3 to 10 mass % can be combined.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002322147-A (JP)
Title: Method for producing 2-aryl-5-(trifluoromethyl)-2- pyroline compound and insecticidal 2- aryl-1-(alkoxymethyl)-4-halo-5-(trifluoromethyl)pyrrole
Inventor: KAMESWARAN VENKATARAMAN
IPC: C07C233/51
Filed: 2002-03-04
Abstract: PROBLEM TO BE SOLVED: To provide an intermediate product more usable for production of an aryl pyrrole compound having a variety of insecticidal, miticidal and nematocidal properties, and also to provide a method for producing the same. SOLUTION: The intermediate product is a compound having structural formula (1). [wherein, A is H, an alkyl group or the like; W is a CN or the like; L is H or halogens; and M and R are each independently H, an alkyl group or the like].
Patent JP-2003256298-A (JP)
Title: Double transmission check system
Inventor: KUROKI HIROAKI
IPC: G06F13/00
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To check a double transmission in the case of acceptance by a server without increasing the system load of a server side.  <P>SOLUTION: In the server, a session starting time and the hash value of data to be a transmission target are compared with the hash value of received data and the session starting time thereof. Thus, whether it is the double transmission or not is judged.  <P>COPYRIGHT: (C)2003,JPO