baber/WOPTO huggingface dataset:
Patent JP-2002221406-A (JP)
Title: Device for measuring thickness of wafer and method for polishing wafer
Inventor: NAGASAKA KATSUMI
IPC: H01L21/66
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To accurately measure the thickness of a wafer even in the case the wafer is inclined. SOLUTION: A tank 18 is formed by installing a diaphragm 17 so as to cover an upper aperture of a base member 15 shaped like a cylindrical vessel, and the lower edge of shaft 25 of a sensor head 16 is installed on the diaphragm 17. A receiving member 24 shaped like a shallow vessel, which is disposed in close proximity to the under surface of the wafer 12, is set on the sensor head 16, and a thickness sensor 26, which detects the thickness of the wafer 12 without contact, is set at the center of the bottom of the receiving member 24. A liquid channel 28, which links the tank 18 and the receiving member 24, is disposed in the shaft 25. Demineralized water 22 is supplied from a liquid inlet 20 into the tank 18 and fills the tank 18.  Then, the demineralized water 22 is introduced into the receiving member 24 through the liquid channel 28, fills the receiving member 24 and overflows from the upper edge of an outer wall 24a. In this condition, the under surface of the wafer 12 is in contact with the demineralized water 22, and the thickness of the wafer 12 is measured.
Patent JP-2002220379-A (JP)
Title: Method for producing 1,2-benzoisothiazolin-3-one compound
Inventor: SHIMIZU MASAO
IPC: C07D275/04
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To provide an industrially advantageous method for producing 1,2- benzoisothiazolin-3-one compound which is useful for a physiological activity, in safety, in a good yield without using any harmful reagent. SOLUTION: A method for producing 1,2-benzoisothiazolin-3-one compound of this invention consists of reacting S-[2-(3-oxo-1,2-benzoisothiazolinyl)]-2- mercapto benzoate compound represented by the formula (2) with amines represented by the formula R1NH2, on the method for producing for producing 1,2-benzoisothiazolin-3-one compound represented by the formula (1). [in the formulas, R1 is C1-3 alkyl or cycloalkyl. R2 is C1-8 alkyl or cycloalkyl, alkoxyl, halogen and nitro; When R2 are plural, each R2 may be the same or different from each other; n is 0 or 1-4; and R3 is C1-6 alkyl or cycloalkyl].
Patent JP-2001258894-A (JP)
Title: Spine support system
Inventor: SAI KICHIUN
IPC: A61B17/70
Filed: 2001-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a spine support system compact, easy to use and exhibiting facility in the initial screw setting of an inner bolt and the insertion of an outer cap. SOLUTION: The entry initial center of the inner bolt 20 to a head 12 of a screw nail 10 is set only by inserting the outer cap 30 around the head 12. The insertion of the outer cap 30 and inner bolt 20 to the head 12 thereby becomes extremely easy. A fixing groove 33 is further formed at the upper part of the outer cap 30 to make mutual fixing force strong, and a round cutout part 36 is formed to facilitate the insertion of the outer cap 30 to the head 12. Sine this integral spine support system of the inner bolt 20 and outer cap 30 is structured to support the upper and lower stages of the inner bolt 20 by the double structure of the outer cap 30 and a reinforcing ring, the head part can be firmly supported in addition to taking hold of the stable initial screw center of the inner bolt.
Patent JP-2002230804-A (JP)
Title: Optical pickup device
Inventor: NAKANO OSAMU
IPC: G11B7/09
Filed: 2001-01-29
Abstract: PROBLEM TO BE SOLVED: To provide an optical pickup device in which cost and an the undesirable shift of an objective in the direction of tracking is effectively prevented without causing increase in its cost and weight. SOLUTION: The device has a first detection means 12 which detects tracking error signals including an offset signal component corresponding to the shift from a prescribed position in the tracking direction with respect to a moving member 3 of the objective 5 on the basis of the return light from a recording medium 1, and a second detection means 15 which detects only the offset signal on the basis of the return light from the recording medium 1.  The device is so constituted that a tracking error signal, in which the offset signal component is removed by a differential arithmetic operation of the outputs from the first and the second detection means, is detected and the driving of the moving member 3 by a driving means 31 is so controlled that the objective 5 is located at a prescribed position with respect to the moving member 3 on the basis of the output from the second detection means 15.
Patent JP-2002224482-A (JP)
Title: Vertically full rotation bobbin case
Inventor: HIROSE TOKUZO
IPC: D05B57/14
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To prevent the vibration of a rotating hook 1 due to a moment acting on the rotating hook 1, stabilize the rotating hook and improve quality of sewing by locating the center of gravity G of the rotating hook nearer an open end 6 side than a rail 14 in the state that a bobbin case 5 in which a bobbin 4 on which bobbin thread 3 is wound is stored, is mounted in the rotating hook 1. SOLUTION: A lower slope 28 is formed below the axis 11 of the rotating hook 1 in the rail 14 of the rotating hook, the inclination angle θ2 of the lower slope 28 is 2 to 20 degrees, preferably about 5 degrees, and peripherally 90 to 130 degrees, preferably about 110 degrees on both sides of a vertical face including the axis 11 of the rotating hook. Additionally, either in a thread drop portion 24 or a thread division portion 25 existing above, upper slope 35 and 36 are formed, and the inclination angles θ3, θ4 with regard to the faces of the upper slopes 35 and 36 vertical to the axis of the rotating hook are 2 to 20 degrees, preferably about 5 degrees, nearly the same as the inclination angle θ2 of the lower slope 28.
Patent JP-2002234794-A (JP)
Title: Method of puling up silicon single crystal and silicon wafer
Inventor: KAGAWA NORIO
IPC: C30B29/06
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a method of pulling up a silicon single crystal, by which the silicon single crystal having a uniform BMD(bulk micro defect) density in the axial direction can be obtained, and to provide a silicon wafer obtained from the silicon single crystal. SOLUTION: In the method of pulling up the silicon single crystal, comprising pulling up the silicon single crystal from a silicon melt in a crucible, the distribution of the oxygen concentration in the axial direction in the silicon single crystal above is previously estimated, and nitrogen is previously added into the silicon melt in the amount corresponding to the distribution of the oxygen concentration.
Patent JP-2002229146-A (JP)
Title: Area gradation image forming method
Inventor: TANIGUCHI TETSUYA
IPC: G03C1/29
Filed: 2001-02-01
Abstract: PROBLEM TO BE SOLVED: To provide an area gradation image forming method in which the change of exposure temperature dependency after storage is small. SOLUTION: In the area gradation image forming method in which a silver halide photosensitive material having a silver halide emulsion layer containing a silver halide emulsion having >=95 mol% average silver chloride content on the base is developed after scanning exposure, an exposure system used has a means of taking the surface temperature of the silver halide photosensitive material and controlling light exposure according to the surface temperature and the silver halide emulsion layer contains a compound of formula (1) and a compound of formula (2).
Patent JP-2002233055-A (JP)
Title: Power saving device
Inventor: YAMAUCHI HIROO
IPC: G05F1/14
Filed: 2001-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a power saving device wherein output voltage is balanced and which can be inexpensively manufactured. SOLUTION: The power saving device 1 connects the main winding 5 of an automatic transformer 4 to the respective input terminals 2, 3 of the X phase and the Y phase of a single-phase three-line cable way, an excitation winding 6 is connected between the output terminals of the main winding 5, output terminals 7, 8 are connected between the main winding 5 and the excitation winding 6, an N-phase input terminal 9 and an N-phase output terminal 10 are connected, and a plurality of intermediate taps T1-T5 are provided on the excitation winding 6. Voltage detection means 12 are provided between the X-N phase output terminals 7, 10 and between the Y-N output terminals 8, 10, a control part 13 monitors a difference between output voltages detected by the voltage detection means 12, in response to the difference between the output voltages the control part 13 outputs a signal to operate a changeover switch 11, and the intermediate taps T1-T5 are changed over to regulate the connection position of the excitation winding 6 and the N-phase output terminal 10.
Patent JP-2002224023-A (JP)
Title: Method of manufacturing for channel tube for endoscope
Inventor: OUCHI TERUO
IPC: F16L11/10
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a channel tube for an endoscope capable of obtaining the channel tube for the endoscope with excellent durability by effectively strengthening a joining state of flexible tubes and reinforcing members. SOLUTION: The flexible tubes 11 and 12 are formed of a synthetic resin material softening or melting by heating, and the reinforcing members 20, 30 and 40 are heated in an arranged state along an inner peripheral surface or an outer peripheral surface of the flexible tubes 11 and 12 so that a contact part of the flexible tubes 11 and 12 with the reinforcing members 20, 30 and 40 locally softens or melts to strengthen the joining state of the flexible tubes 11 and 12 and the reinforcing members 20, 30 and 40.
Patent JP-2002231587-A (JP)
Title: Electric double-layered capacitor
Inventor: YOKONO YOSHITOSHI
IPC: H01G11/66
Filed: 2001-02-06
Abstract: PROBLEM TO BE SOLVED: To provide an electrode winding-type electric double-layered capacitor which reduces or preferably eliminates a gap between a core and an electrode sheet. SOLUTION: Two electrode sheets 1 are used each of which is formed by making on a metal foil type conductive electricity collector carry a polarizing activated carbon electrode composed of the mixture of activated carbon, a conductive material, and a binder. Those electrode sheets are wound around the core 4 while having their polarizing activated carbon electrodes put opposite each other across a separator paper. The conductive electricity collectors of the two electrode sheets are fitted with electrode extraction leads 6 having curved surfaces profiling the peripheral surface of the core.
Patent JP-2002233502-A (JP)
Title: Contrast chart device
Inventor: MIHASHI TOSHIBUMI
IPC: A61B3/02
Filed: 2001-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a contrast chart device capable of easily obtaining an aberration of an eye to be tested by simultaneously measuring the contrast sensitivity and the diameter of a pupil of the eye to be tested. SOLUTION: This contrast chart device has a contrast index presenting part 100 for presenting a contrast index for contrast sensitivity test in a designated timing, a pupil diameter measuring part 500 for forming an image of an anterior ocular segment 401 of a tested person and measuring the pupil diameter of the anterior ocular segment 401, and a measuring timing forming part 600 for forming the measuring timing of the pupil diameter measuring part 500 according to the above timing.
Patent JP-2002235287-A (JP)
Title: Method for producing water-proof fabric
Inventor: SHIRAHATA HIDEJI
IPC: D06C15/00
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a water-proof fabric which does not have pores and spaces in a resin layer and has an excellent water-proof property and excellent flexibility. SOLUTION: This method for producing the water-proof fabric comprises a process for impregnating or coating a base fabric comprising a base fiber fabric with a flexible polymer material-containing resin emulsion and then drying the base fabric and a process for heat-pressing the treated base fabric at higher temperatures by >=20 deg.C than the softening temperature of the impregnated or coated resin layer and at a pressure of >=0.1 MPa. The processes are preferably repeated several times.
Patent JP-2002237980-A (JP)
Title: Electronic camera
Inventor: SUZUKI TAKESHI
IPC: H04N5/76
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide an electronic camera, that has both photographing readiness obtained from a rewritable recording medium and high reliability of recording data obtained from a write-once recording medium. SOLUTION: When the rewritable recording medium is mounted and the write-once recording medium, having a sufficient recordable capacity, is mounted on the electronic camera in album mode and a prescribed photographing image (with high necessity level and desired of keeping) is instructed for selection among photographed images recorded on the rewritable recording medium, through the operation of cross keys and an enter key (S302), the image is read from the rewritable recording medium and recorded on the write-once recording medium (S304). In accompaniment to this, the memory areas of the rewritable recording medium, recorded with the photographed image, are free according to it.
Patent JP-2002242172-A (JP)
Title: Extraction device for foundation improvement method, extraction method for foundation improvement method, computer-readable recording medium storing foundation improvement method extraction program, and foundation improvement method
Inventor: NAKASUMI ISAO
IPC: G06Q50/00
Filed: 2001-02-13
Abstract: PROBLEM TO BE SOLVED: To greatly reducing the period of work and costs required for foundation improvement treatment. SOLUTION: A system comprising a calculating section 114 calculating settlement, safety factor for stability, allowable supporting force and safety factor for liquefaction of the ground in a proposed land for construction by using design constants of the ground and information concerning modeled superstructure in a proposed construction site, a judging section 115 judging the presence or absence of the necessity of settlement measure, stability measure, bearing power measure and liquefaction measure by referring to the settlement, safety factor for stability, allowable bearing power and safety factor for stability of the ground calculated on the proposed construction site,  and a foundation improvement method extraction section 116 extracting the optimum ground improvement method for superstructure and in the proposed construction site for superstructure based on the results of judgment in the judging section.
Patent JP-2002233889-A (JP)
Title: Method of removing nitrogen or phosphorus in waste water
Inventor: NIIMURA TAKAYOSHI
IPC: C02F3/12
Filed: 2001-02-13
Abstract: PROBLEM TO BE SOLVED: To decrease the nitrogen and phosphorus of a high concentration discharged from a water treatment facility to a public water basin and to provide a method of effectively utilizing industrial wastes and alcoholic beverage residues. SOLUTION: The method of forming condensed water 22 by drying and thickening the alcoholic beverage residues and decreasing or removing the nitrogen or phosphorus from waste water 21 containing the nitrogen or phosphorus of the high concentration by using the resultant condensed water and organisms, in which the organisms contain microorganisms, more preferably >=1 of the microorganisms formed by acclimatizing activated sludge or phosphorus accumulated bacteria, nitrifying bacteria or denitrifying bacteria. An example by a circulating nitrifying liquid 34 using a denitrification reaction chamber 25, a nitrification reaction chamber 28 and a nitrification chamber 29 is shown.
Patent JP-2002237781-A (JP)
Title: Transfer method of mobile station information in communication system between roadside and vehicle
Inventor: ISHIKAWA HIROYASU
IPC: H04B7/26
Filed: 2001-02-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently realizing continuous communication in the case of handover to a plurality of vehicles running at high speed in a transfer method of mobile station information in a communication system between a roadside and a vehicle having a plurality of radio base stations in which micro cells with a cell diameter of about 30 m are continuously arranged along a road to perform communication with a mobile station on the road. SOLUTION: This method is provided with a transmission stage of the mobile station information by which the radio base station individually transmits the mobile station information of the mobile station to one or more other radio base stations. Control information regarding the mobile station and data information transmitted and received between the mobile station and the radio base station are included in the mobile station information. A second radio base station requests the mobile station information of the mobile station, a first radio base station transmits the mobile station information and the second radio base station restarts the continuous communication with the mobile station based on the mobile station information.
Patent JP-2002243845-A (JP)
Title: Radar device and distance measuring method by the same
Inventor: AZUMA JUN
IPC: G01F23/288
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a radar device capable of accurately measuring the hot metal level of the inside of a converter, a hot metal preliminary treating furnace and a hot metal torpedo car, the charge matter level of the inside of a blast furnace or the like. SOLUTION: A microwave oscillated from a microwave oscillator 42 and transmitted to a wave guide 3 through a transmitting rod 34 is converted into an irradiation circularly polarized wave on the halfway of the wave guide 3 of the radar device comprising an antenna 2, the wave guide 3 and a radar unit 4 having the microwave oscillator 42, a circularly polarized wave generator 33 for converting an anti-circularly polarized wave received through the antenna 2 into a linearly polarized wave is provided, a receiving rod 35 is provided at a position having a different 90 deg. phase to the transmitting rod 34 in the reverse antenna side of the circularly polarized wave generator 33, and only the linearly polarized wave converted from a reflection circularly polarized wave turned in the contrary direction to the turning direction of the irradiation circularly polarized wave is received.
Patent JP-2002239275-A (JP)
Title: Sewing machine for buttonhole stitch
Inventor: KUBOTA TSUGUTOSHI
IPC: D05B3/08
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To improve an appearance of a buttonhole stitch and form the buttonhole stitch with a high-grade impression in a sewing machine for the buttonhole stitch. SOLUTION: The sewing machine 100 for the buttonhole stitch comprises a RAM 3 (random access memory) for storing pattern data to form a grommet buttonhole stitch M having left and right side stitch parts S1, S2 and a CPU 1 (central processing unit) for forming the grommet buttonhole stitch M based on the stitch data produced according to the pattern data, wherein the pattern data includes 'a leftward deviant range (1w) of the side stitch part' for specifying the deviant range of the side stitch part S1 and the CPU 1 forms the stitch of the side stitch part S1 by controlling a feed movement mechanism based on 'the leftward deviant range (1w) of the side stitch part'.
Patent JP-2002238755-A (JP)
Title: Method and device for heating and cooking food
Inventor: KAJIWARA TOKUJI
IPC: A23L5/10
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To continuously perform warming/roasting treatment and well-boiling treatment in the same cooking container. SOLUTION: This device consists of a cooking container 1 for housing food material, a bottom heating means 3 capable of heating the side of the bottom 21 of the container 1 with high frequency induction, gas or superheated team, a side part heating means 5 capable of heating the container 1 on a side upper than the means 3 by supplying steam to a jacket 33 provided at a position on a side upper than the container 1 with respect to the means 3, and a control means 7 which makes the means 3 operate to heat the side of the bottom 21 of the container 1 to warm/roast the food material in the container and makes the means 3 and the means 5 operate to well-boil the warmed/roasted food material within the same container 1. The warming/roasting treatment and well-boiling treatment are performed in the same cooking container 1 continuously.
Patent JP-2002245651-A (JP)
Title: Optical pickup
Inventor: SOKAWA TERUAKI
IPC: G11B7/12
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To secure a wide joining area between a protector and a base member by preventing an excess adhesive from swelling out around the protector not only when an applying quantity of the adhesive for joining the protector to the base member is proper but also when it is a little more than a proper quantity, in an optical pickup. SOLUTION: The place where the projection 6 of the protector 3 is fitted into the recessed part 5 of the base member 1 and the place where the superposing surface 8 of the protector 3 is superposed on the outer surface 7 of the base member 1 are bonded by the adhesive M. The bonded area is increased by providing a hole part 91, a recessed groove 92 and an empty part 94 in the projection 6 and also the protector 3 is prevented from detaching by an anchor action of the adhesive M.
Patent JP-2002243129-A (JP)
Title: Combustion control method and combustion control device utilizing the same
Inventor: TAKATSUDO YASUHIRO
IPC: F23G5/50
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a combustion control method and a combustion control device for preventing an output of a clinker in a furnace. SOLUTION: In a combustion control method, primary air is supplied into an ignitable material layer and secondary air is supplied above the ignitable material layer to perform an ignition. An inter-furnace image as seen in its top plan view above a combustion flame is detected as a controlling amount, the inter-furnace image as seen in its top plan view is divided into a plurality of segments, a flame area at each of the segments or a space area in each of the segments is calculated, and a flow rate distribution or flow rate of the secondary air is processed with the positional information signal.  A combustion control device comprises sensing means for sensing an image of combustion flame; an image processing device for outputting a signal corresponding to either a flame segment area or a spatial segment area, in each of the segments where the inter-furnace image as seen in its top plan view as a flame positional information of the flame in reference to the image signal; and a control means for outputting an operating signal for distributing a flow rate or operating a flow rate of the secondary air in reference to the positional information signal.
Patent JP-2002242921-A (JP)
Title: Bolt, and combination of bolt and nut
Inventor: KASAHARA TAKAYUKI
IPC: F16B39/32
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a nut capable of further effectively achieving a locking function to the nut which can be locked by a nut main body only without requiring other members. SOLUTION: To this bolt, the nut 100 provided with the nut main body 1 having a thread hole 2 to be engaged with a shaft part 203, and a lock part 4 extended in the axial direction of the nut main body 1 to extend the thread hole 2, and having at least one deflection part 8 where a part of a female thread is deflected toward the center of the thread hole 2 in the lock part 4. In an outer circumferential surface 204 of the shaft part 203, a containing part 210 where the deflecting part 8 can be contained is formed. When the bolt is installed to the nut provided with the deflection part 8 in the lock part 4 extending the tapped hole 2, the containing part 210 contains the deflection part 8, thereby the nut is restrained to reduce loosening of the nut to the bolt.