baber/WOPTO huggingface dataset:
Patent JP-2002307244-A (JP)
Title: Method and device for electric discharge machining
Inventor: MATSUKAWA KIMIAKI
IPC: B23H7/26
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To carry out removal machining and surface treatment machining without performing the replacing operation of a power supply and the change operation of an electrode. SOLUTION: This device is provided with a removal machining electrode unit U1-1 provided with a removal machining electrode 5 for performing removal machining to a workpiece, and a removal machining electrode Z-axis driving device 6 for displacing the removal machining electrode 5; a surface treatment machining electrode unit U2-1 provided with a surface treatment machining electrode 7 for performing surface treatment machining to the workpiece 3, and a surface treatment machining electrode Z-axis driving device 8 for displacing the surface treatment machining electrode 7; and an electrode changing means 9 for changing the removal machining electrode unit U1-1 and the surface treatment machining electrode unit U2-1 with each other.
Patent JP-2002310782-A (JP)
Title: Method of manufacturing piezoelectric element
Inventor: ITO TOSHIJI
IPC: H01L41/22
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To rationalize the manufacturing process of a piezoelectric element packaged in a knock sensor used for an internal combustion engine. SOLUTION: In a method of manufacturing the piezoelectric element 8, a polarizing step is performed in a temperature range higher than the Curie temperature in a cooling step of cooling the atmospheric temperature in a kiln from the high temperature set in an electrode baking step to an ordinary temperature. Consequently, the atmospheric temperature condition required for the polarizing step can be obtained during the cooling step without providing any polarizing step separately. Therefore, the manufacturing cost and manufacturing time of the method can be reduced and, accordingly, the manufacturing process of the element can be rationalized.
Patent JP-2001356284-A (JP)
Title: Reconstructable optical add/drop multiplexer switch of low loss
Inventor: ANDERSEN DAVID
IPC: G02B26/08
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To provide optical switching constitution having a high degree of flexibility relating to the transmission of light signals from input ports to drop ports and from add ports to output ports. SOLUTION: The optical switch array having row and column waveguide segments on a waveguide substrate. The respective row and column waveguide segments terminate at the trenches positioned by one of two patterns. The trenches are positioned along diagonal lines in the first pattern and are positioned by regular arrays in the second pattern. The row and column waveguide segments are related be fixed with respect to each other and are nearly parallel to the front surface of the waveguide substrate. A heater substrate is aligned to the waveguide substrate according to the trenches. The utilizable liquids in the trenches respond with the heaters. The liquids have prescribed refractive indices and are so formed that the light transmission from the first selected waveguide segments to the second waveguide segments is determined by the presence of the liquid within the trenches.
Patent JP-2002312775-A (JP)
Title: Image processor, radiation image processing system and image processing method
Inventor: URUSHIYA HIROYUKI
IPC: H04N7/18
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To provide the pixel value of an optimum threshold class-separating the histogram of an image at a high speed. SOLUTION: This image processor is provided with a histogram preparation means preparing the histogram of the image for which a pixel value level is not reduced and the histogram of the image for which the pixel value level is reduced, a first threshold determining means determining the pixel value of a first threshold maximizing a class separation degree by using the histogram of the image for which the pixel value level is reduced and a second threshold determining means determining the pixel value of a second threshold maximizing the class separation degree in a prescribed range including the threshold corresponding to the first threshold by using the histogram of the image for which the pixel value level is not reduced.
Patent JP-2002315310-A (JP)
Title: Dc/dc converter and noise-reducing method therefor
Inventor: YOSHIDA KAZUYUKI
IPC: H02M3/155
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a DC/DC converter and a noise-reducing method therefor that suppress noise that occurs between inductance of a service power supply side and the stray capacity of a switching element. SOLUTION: This converter is provided with a first switching element 3 and a second switching element 4, that are connected parallel to a service power source 2 to constitute a series circuit; a filter F that supplies smoothed output to a load RL from a common point of both switching elements 3, 4; a pulse width control circuit PWM, that detects an output voltage Vout to alternately switch the first and second switching elements 3, 4; first and second driver circuits 31, 41 that control the 'on-off' of the first and second switching elements 3, 4 by ON-OFF control signals 14a; auxiliary first and second switching elements 5, 6 that are connected parallel to the first and second switching elements 3, 4 and that have a means for limiting a conducting current; and auxiliary driver circuits 51, 61 that control the auxiliary first and second switching elements 5, 6.
Patent JP-2002317065-A (JP)
Title: Foam extrusion molded product
Inventor: TAKANASHI TAKESHI
IPC: C08J9/04
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a foam extrusion molded product having excellent flexibility and elastic recovery, and capable of providing a base material for a pressure- sensitive adhesive tape and a patch hardly providing fastening feeling caused by winding, and having excellent flexibility. SOLUTION: This foam extrusion molded product is obtained by melting and kneading a resin composition obtained by blending (Y) 25-300 pts.wt. diene- based copolymer and (Z) 0.1-25 pts.wt. foaming agent with (X) 100 pts.wt. propylene-based block copolymer comprising a crystalline polypropylene component and an ethylene-α-olefin copolymer component to provide a foamed sheet- like unoriented product, and monoaxially orienting the obtained unoriented product.
Patent JP-2002315929-A (JP)
Title: Ball ejecting device for game machine
Inventor: NAKAJIMA SHIGENORI
IPC: A63F7/02
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To reduce a length of a ball ejecting rod for improving its portability and workability of ball ejecting operation. SOLUTION: This ball ejecting device is provided with a ball ejecting valve 6, which is arranged in a game ball leading-out chute and opened to lead a game ball B positioned on its upstream side toward a ball ejecting chute, and a valve operation member 4. The valve operation member 4 is energized toward one position to be brought into contact with a part of the ball ejecting valve 6 in this position to maintain the valve ejecting valve 6 closed, and when the ball ejecting rod S inserted from the outside of the game machine presses the valve operation member 4 to move it to another position, contact between the valve operation member 4 and the ball ejecting valve 6 is released and the valve operation member 4 allows the ball ejecting valve 6 to open.  In the middle of an insertion passage for the ball ejecting rod S, a relay member 8 with a predetermined length is arranged movably linearly in the normal and reverse directions, and one end of the relay member 8 is pressed by the ball electing rod S so that the valve operation member 4 is moved to another position by means of the other end of the relay member 8.
Patent JP-2001312199-A (JP)
Title: Image forming device
Inventor: AYASH KARL B
IPC: G03G21/20
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for controlling air inside the electrophotographic control module of an image forming device. SOLUTION: This image forming device is equipped with a blower 15 for making the air circulate in the device, an environment unit 10 for controlling the temperature and relative humidity of the circulating air, and a controller maintaining the air inside the electrophotographic control module within a desired temperature range and the range of desired absolute humidity.
Patent JP-2002323837-A (JP)
Title: Cleaning member, manufacturing method therefor and cleaning device
Inventor: YAMANAKA TOSHINAKA
IPC: C08L75/04
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a cleaning member by which zinc stearate is stably applied to an image carrier or a rotor of the image carrier and the like of an image forming device and adhesion of paper powder and the like can be prevented and to provide a manufacturing method therefor and a cleaning device. SOLUTION: Cleaning blades 231 disposed at the cleaning device 226 and a cleaning unit 230 are respectively provided so as to come into slidable contact with photoreceptor drums 222a-222d and a conveying belt 216 and consist of a kneading molding body to which zinc stearate is added.
Patent JP-2002324090-A (JP)
Title: Producing method and apparatus for three-dimensional model
Inventor: WATANABE YASUO
IPC: G06F17/50
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To solve the problem that it is complicated to produce a three dimensional 3-D model from drawings based on raster data. SOLUTION: In a producing method, the raster data of a three-view drawing is acquired (S10), a geometric adjustment is performed (S12), features of a plan view are extracted by an image processing (S14), corresponded points of the features of the front and side views (S16), coordinates of the features are calculated (S18) and the model is produced by applying a free curbed surface based on the coordinates (S20).
Patent JP-2002324573-A (JP)
Title: Sealed lead storage battery
Inventor: SHIOMI MASAAKI
IPC: H01M10/06
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a sealed lead storage battery which uses a lead-calcium alloy grating excellent in durability. SOLUTION: The sealed lead storage battery comprises an expanded metal grating of lead-calcium alloy, where at least a part of the grating comprises an alloy layer of a composition different from the lattice, with an electrolyte specific gravity (reduced to 20 deg.C) being 1.35 or below in a fully charged state (vitriol amount in a positive electrode active material is 10 wt.% or less while that in the negative electrode active material is 5 wt.% or less). Thus, a sealed lead storage battery whose charging/discharging cycle life is almost three times the conventional one is provided.
Patent JP-2002325051-A (JP)
Title: Noncontact communication system
Inventor: KANEKO MASAYASU
IPC: H04B1/59
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To put noncontact communication to practical use within a legally authorized weak wadio wave range. SOLUTION: The noncontact communication system comprises a first noncontact transmitter/receiver for reading/writing data, and a second noncontact transmitter/receiver having a function for storing/reading that data wherein communication between the first noncontact transmitter/receiver and the second noncontact transmitter/receiver is effected by transmitting an electric signal representative of that data through electromagnetic coupling of an antenna resonance circuit provided in each transmitter/receiver. The first noncontact transmitter/receiver comprises a signal source of a carrier signal for carrying the data signal and the second noncontact transmitter/receiver comprises a signal source of carrier signal.
Patent JP-2002323566-A (JP)
Title: X-ray pulse width measuring method and device using hydrated electron generation
Inventor: KONDO KENICHI
IPC: G01T1/16
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray pulse width measuring method and device capable of measuring the pulse width of an X-ray pulse in a femto-second area and performing a precise integrated measurement free from electric jitter. SOLUTION: The X-ray pulse 3 is emitted to water 4 to generate hydrated ions, and a pulse laser beam 7' successively changed in delay time is emitted to water 4 to successively measure the absorption factor by the hydrated ions. The pulse width of the X-ray pulse 3 is measured from the delay time dependency of the absorption factor.
Patent JP-2002327076-A (JP)
Title: Prepreg and production method thereof
Inventor: ASADA SHIRO
IPC: B32B5/00
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a prepreg, without generating a void by trapping air between layers in producing a molded product by laminating the prepreg, excellent in handling, and capable of producing any molded product having any complicated shapes. SOLUTION: A matrix resin is impregnated in a reinforced fiber sheet so as to form a resin layer continuing at least inside, and thereafter an uneven surface of protective film having the uneven surface is laminated directing to the above reinforced fiber sheet to be laminated on at least one surface of the reinforced fiber sheet impregnated the above resin. And the above state is maintained at 30-60 deg.C and under atmospheric pressure, for 12 hr or longer. The obtained prepreg (1) has a resin layer (3a) continuing inside, and at least one surface is composed of a resin-impregnated part (3b) where an impregnated resin essentially exists and a fiber part (2a) where a resin does not essentially exist.
Patent JP-2002327463-A (JP)
Title: Door for cab in construction equipment
Inventor: TAMARU MASAKI
IPC: E02F9/16
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a door for a cab in construction equipment, which is improved in visibility of the door and operability in opening/closing the door by rationally changing the arrangement and structure of intermediate pillars of the cab. SOLUTION: According to the door 10 for the cab in the construction equipment, an opening handle and a closing handle as an outer door opening/closing handle 13 are arranged at a lower front corner 11a of the door 10, and a door opening/closing lock-releasing section 20 installed inside the door 10 for the cab is arranged at a muntin corner 11d of door. When a button-like mobile member is pressed, locking of the door is released, and therefore the operability in opening/closing of the door is facilitated without damaging the visibility of the door.
Patent JP-2005234610-A (JP)
Title: Freehand-input pattern editing system
Inventor: HOSOYA TERUFUMI
IPC: G06T11/60
Filed: 2001-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To increase operability by making it less complex for deletion of patterns, and making it possible to select an area to be deleted in a freehand fashion.  <P>SOLUTION: A system for editing patterns through freehand inputs includes freehand input means 3, 4, 5 for inputting an area to be edited; a pattern determining means 1 for determining whether the start point and the end pint of a pattern to be edited are the same; a pattern dividing/changing process means 1 for dividing or changing the pattern upon determining whether or not division is to be carried out, according to the result of determination on the pattern and the area to be edited; a drawing coordinates calculation means 1 for calculating drawing coordinates, by determining whether a reference point for drawing the pattern has been set, determining the kind of the reference point if it has been set, and determining whether the area to be edited is within a predetermined range from the reference point; and a drawing means 1 for drawing and updating the pattern, on the basis of the drawing coordinates calculated.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2002333619-A (JP)
Title: Liquid crystal display element and manufacturing method therefor
Inventor: UEHARA SHINICHI
IPC: G02F1/13357
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display element by which bright and quality display can be performed when transmission display is performed and also when reflection display is performed. SOLUTION: The liquid crystal display element having a pair of substrates 2 and 3 disposed closely and opposite to each other, a liquid crystal layer 4 packed in the gap in-between and a backlight 8 is characterized in that a reflection plate 5 having an opening part 6 and a light condensing means 7 are provided on a substrate 3 disposed on the backlight 8 side.
Patent JP-2002339119-A (JP)
Title: Clothing for reducing stress
Inventor: ISHIMARU SONOKO
IPC: D03D1/00
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To provide a clothing having an effect to reduce mental stress by imparting appropriate physical stimulation to the skin. SOLUTION: This clothing temporarily and statistically gives the increase amount of secretory immunoglobulin A in saliva of a wearer to be significantly low and, to be concrete, comprises a knit fabric containing cotton having 1.35-1.55 inch fiber length, 3.0-4.0 μdenier and 35-45 g/tex strength at least in a part and produced by using a spun yarn containing the aforesaid cotton and having 2.0-3.5 twist coefficient at least in a part.
Patent JP-2002334595-A (JP)
Title: Semiconductor memory and its test method
Inventor: ANAZAWA KAZUSHI
IPC: G01R31/28
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To perform redundant replacing test having higher efficiency of replacement and to improve productivity by discriminating whether a redundant program means is used for a redundant memory cell operation test function before redundancy replacement or not. SOLUTION: A redundancy detecting circuit 30 detecting whether a redundant program means is used or not is provided, at a redundancy memory cell test, operation of a redundant memory cell decoder 15 is controlled in accordance with whether a redundant program means 16 is used or not. Also, at redundant memory cell test, a defective region is caused forcedly in the redundant memory cell being used already for redundancy replacement by the redundant memory cell decoder 15, the number of effective loaded redundant memory cells of the semiconductor memory is recognized for a test device/test program.
Patent JP-2002343563-A (JP)
Title: Vacuum film-forming method and vacuum film-forming device
Inventor: OMI MOTOSUKE
IPC: H05B33/10
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a vacuum film-forming method that can form the film with uniform thickness without giving bending regardless of the size of the substrate, and a vacuum film-forming device. SOLUTION: The substrate 15 is supported horizontally by a substrate support tool 16 in its whole back face. The vapor deposition source 20 is arranged at the upper position of the vacuum chamber 11. The vapor deposition source 20 is constructed of heating lamps 21 that are installed on the ceiling of the vacuum chamber 11 and vapor deposition pots 22 that are arranged below the heating lamps 21. From the vapor deposition source 20, the vapor deposition material is ejected downward and piled on the surface of the substrate 15 that is positioned below the vapor deposition source 20. Not only the both ends but also the whole bottom face of the substrate 15 can be supported in contact state by the substrate support tool 16, the substrate 15 does not bend even if its size is made large, and a uniform film can be made.  Vapor deposition may be made from the lateral direction by holding the substrate 15 vertically.
Patent JP-2002339198-A (JP)
Title: Double circular knitted fabric
Inventor: HASHIMOTO MAKIKO
IPC: A41D31/00
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To provide an interknitted fabric having a smooth appearance and good touch, made of homogeneously and finely dispersed different kinds of fibers, and making the best use of the features of these fibers. SOLUTION: Loops are linked to each other at facing needles on a needle bed, and a double circular knitted fabric is constituted of adjacent loops and non-linked weaves. Stitches constituting the double circular knitted fabric are formed of two kinds of fiber yarn bundles, and on the surface of a cloth made of the two kinds of fiber bundles, the arrangement of loops is a tortoise shell arrangement of n/(n+1) in the wale direction (n is an integer of 1-7).
Patent JP-2002343274-A (JP)
Title: Glass panel for color cathode-ray tube and the cathode- ray tube
Inventor: KUROKI YUICHI
IPC: H01J29/86
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To solve the problem on excess load of vacuum stress in thinning a glass panel, by applying compression stress to the glass panel for a color cathode-ray tube through chemical reinforcement method, to solve the problem on damage and thermal stress generated in the manufacturing of the cathode-ray tube, and further to provide the sufficient X-ray shielding performance. SOLUTION: In this glass panel for the color cathode-ray tube, a linear absorption coefficient of X-ray of the wavelength 0.06 nm is 30-38 cm<-1> , and a layer having the compression stress of 70 MPa or higher is formed by a chemical reinforcement method, on at least the minor axis end part and/or the major axis end part of an outer surface of a face part, and a central part of an inner surface of the face part.
Patent JP-2002336855-A (JP)
Title: Fresh water generator and fresh water generating method
Inventor: KITADE TAMOTSU
IPC: C02F1/44
Filed: 2001-05-21
Abstract: PROBLEM TO BE SOLVED: To provide a fresh water generating method and a fresh water generation capable of achieving higher recovery rate when permeated water is obtained by subjecting raw water to membrane treatment. SOLUTION: In the fresh water generating method, sulfate ion concentration is reduced by passing the raw water through a nano filtration membrane A, then the permeated water is passed through a nano filtration membrane B having higher salt removing ratio than the membrane A, further the permeated water is passed through a reverse osmosis membrane to remove salts.
Patent JP-2002337258-A (JP)
Title: Laminated material
Inventor: YOSHIKAWA YOSHIHIKO
IPC: B32B3/28
Filed: 2001-05-21
Abstract: PROBLEM TO BE SOLVED: To provide an epochmaking laminated material having a light weight and excellent sound insulation properties, easily manufactured at a low cost and having excellent recyclability. SOLUTION: The laminated material comprises a corrugated fiberboard 2 of a flat plate-like state interposed as an intermediate layer C between a front surface layer A of a flat plate-like state made of a woody material and a rear surface layer B.
Patent JP-2002338277-A (JP)
Title: Method for forming optical element
Inventor: MASHIGE MASASHI
IPC: C03B11/12
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To obtain an optical element of a low cost while retaining its original quality as it is by executing a centering and edging process step as simply as possible, thereby realizing a additionally lower cost. SOLUTION: The centering and edging of the optical element are performed during a cooling process step from the end of pressing to die parting, by which the centering and edging are completed during a forming process and therefore the post processing after the forming can be completely omitted.
Patent JP-2002352768-A (JP)
Title: Ultra-high pressure mercury lamp
Inventor: FUKUSHIMA KENSUKE
IPC: H01J61/86
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a structure of an ultra-high pressure mercury lamp for a projector device, which solves the transparency loss and breakage of a discharge vessel, by making the discharge vessel is made of quartz glass, and mercury of 0.15 mg/mm<3> or more is enclosed in the discharge vessel. SOLUTION: A high-pressure mercury lamp 10 comprises a discharge vessel 11, made of quartz glass in which a pair of electrodes 13, 14 are located facing each other, and mercury of 0.15 mg/mm<3> or higher and halide gases are enclosed, where the quartz glass has a virtual temperature of 1,000 to 1,250 deg.C, total alkali metal content of 0.1 to 3 wt.ppm, and aluminum content of 1 to 30 wt.ppm.