baber/WOPTO huggingface dataset:
Patent JP-2003261373-A (JP)
Title: Woody cement board and method of producing the same
Inventor: NAGATOMI SONAU
IPC: C04B28/18
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a woody cement board which uses a wood kind exhibiting a high inhibitive action to hardening of cement, shortens a hardening and curing period of time and stabilizes its performance.  <P>SOLUTION: In the dry production method of the woody cement board, using, as main raw materials, a cement-based inorganic material, a substance containing silicic acid and a woody reinforcing material, a mat is formed by spraying a mixture of the raw materials onto a mold plate, and the mat is hardened and cured in an autoclave while being pressurized and compacted. A preferable temperature at hardening and curing in the autoclave is 120 to 200°C, and the pressurizing and compacting time is preferably not less than 4 h. By this method, the wood kind exhibiting a high inhibitive action to hardening of cement can be used as the woody reinforcing material.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260873-A (JP)
Title: Heat-sensitive recording material
Inventor: TAKEMASA KATSUYA
IPC: B41M5/323
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat-sensitive recording material which improves the dispersion of a specified electron-receptive compound and shows an excellent image quality and a best suitability for manufacture.  <P>SOLUTION: In the heat-sensitive recording material structured of at least one heat-sensitive recording layer and a protecting layer sequentially formed on a support, at least one layer which is the heat-sensitive recording layer contains an electron-donative dye precursor and an electron-receptive compound. In addition, in a dispersion step of an electron-receptive compound, the heat- sensitive recording material contains a chemical compound represented by formula (1) (R is a hydrophobic group or a hydrophobic polymer and n is an integer of 4 to 20) and falls within the pH range of 8.5 to 9.7 after the dispersion step.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261751-A (JP)
Title: Polyethylene/polyalkylene terephthalate composition retaining physical characteristics, even when being reused in extrusion molding, extrusion molding method therefor and moldings
Inventor: FUSAMOTO AKIRA
IPC: C08L67/00
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyolefin/polyalkylene terephthalate composition that can increase the mixing ratio for the reuse and can retain the physical characteristics even after the composition is used for extrusion molding repeatedly and provide a molding process for the composition and molded products therefrom.  <P>SOLUTION: The recycled resin-including resin composition is prepared by adding recycled molded products (R) comprising a polyolefin resin and/or a polyalkylene terephthalate resin [composed of the polyolefin for reusing (RPO) and/or the polyalkylene terephthalate for reusing (RPRT)] in an amount of ≤80 pts.wt. to 100 pts.wt. of a new resin composition including 95-30 wt.% of a new polyolefin (NPO) and 5-70 wt.% of a new polyalkylene terephthalate (NPRT) (the total of both components is 100 wt.%) so that (NPO+RPO) accounts 95-30 wt.% and (NPRT+RPRT) accounts 5-70 wt.% (100 wt.% in total).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262100-A (JP)
Title: Ventilation device in tunnel during construction
Inventor: OKADA TAKASHI
IPC: E21F1/14
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To always clean air in all drifts leading from approximately 50 m rearward of a cutting face to a pit mouth regardless of advance of the cutting face.  <P>SOLUTION: Dust or the like generated at the cutting face 12 is blocked by an air curtain, and cleaned air always flows in the drift because dust or the like is collected with a dust collector 20. During tunnel blasting, damage is avoided by contracting a suction duct 24, during cutting face advance after the blasting, the suction dust 24 is extended, and an edge suction part 25 is made to near within 50 m of the cutting face. Ventilation working in the tunnel during construction can be continued without moving the dust collector 20 by repeating extension and contraction operation of the suction duct 24.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003265377-A (JP)
Title: Dust collector and vacuum cleaner
Inventor: MATSUNO MASAYOSHI
IPC: A47L9/16
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vacuum cleaner equipped with a dust cup in which clogging can be more prevented.  <P>SOLUTION: A net filter 42 is inserted through a communication opening 38 and protruded into a cup portion 33. Since the area of the net filter 42 is enlarged, suction air is passed while being dispersed over the entire portion of the net filter 42 protruded into the cup portion 33. Since the dust of the suction air is stuck while being dispersed over the entire net filter 42 protruded into the cup portion 33, clogging of the net filter 42 can be more prevented. Since a gap easy to stagnate dust is not formed near the net filter 42, clogging of the net filter 42 can be more prevented.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268322-A (JP)
Title: Adhesive sheet for processing semiconductor board
Inventor: ODA NAOYA
IPC: C09J7/02
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an adhesive sheet for processing a semiconductor board which can prevent an electric charge during a production process of a semiconductor so as to prevent breaking and deterioration of a semiconductor device by the electric charge.  <P>SOLUTION: The adhesive sheet for processing a semiconductor substrate comprises a resin film substrate material containing 100 pts.wt. of polypropylene and 1-100 pts.wt. of a boron polymer as an antistatic agent and an adhesive layer containing a base polymer, an irradiation-induced polymerizable compound and an irradiation-induced polymerization initiator, and other resin film may also be incorporated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003272770-A (JP)
Title: Connector
Inventor: YAMAOKA TOKUJI
IPC: H01R13/428
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To reduce working load when a male connector housing is fitted with a female connector housing.  <P>SOLUTION: A male connector housing 10 is fitted with a female connector housing 30, for example, under a condition that it is accommodated and held in an accommodation body 50. A movable protection member 21 is assembled in a hood part 13 of the male connector housing 10, and the movable protection member 21 has an insertion hole 22 capable of inserting tab parts 20 of male terminal fittings 11, 11a, and is locked by a lock means at a protection position in front of the tip end of the tab part 20. The lock means is released along with fitting of both of the male and female connector housings 10 and 30, and the tab part 20 is projected from the insertion hole 22, and displaced in the hood part 13 backwards.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003271211-A (JP)
Title: Machining center support system
Inventor: KAWAI TADAO
IPC: G05B19/4068
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a machining center support system that enhances efficiency in a trial manufacturing process before a desired component is actually machined in a machine body of a machining center to thereby reduce development cycle of a product, and also is easily applicable to the existing machining center.  <P>SOLUTION: When the machine body 3 of the machining center 2 machines a component on the basis of CAM data, a machining information processing module 1a transmits information in machining, which is obtained by totally processing detection data outputted from sensors of temperatures or vibrations installed in the machine body 3, to a host computer 5, and displays the information in machining of the component in the display of the host computer 5 so as to be compared with CAD data. Consequently, a person in charge in the machining center can obtain improvement information in the machining process of the component, based on the comparison of the information in machining and the CAD data, thereby enhancing the efficiency in the trial manufacturing process to reduce the development cycle of the product.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003274115-A (JP)
Title: Image reader
Inventor: SHIMIZU MITSUO
IPC: H04N1/19
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image reader which quickly reads a black-andwhite image without degrading the quality of color images and black-and-white images.  <P>SOLUTION: The image reader is provided with a read means which reads an image of a document by using a 4-line CCD sensor 16 having three color line sensors and one black-and-white line sensor and a CPU 31 which controls the operation of the entire image reader including the read means. The CPU 31 is provided with a read color mode selection function for selecting one of a color mode to be applied to read a color image and a black-and-white mode to be applied to a black-and-white image as an image read color mode of the read means and an exposure period varying function for changing the exposure period of the black-and-white line sensor in accordance with the read color mode selected by the read color mode selection function.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270620-A (JP)
Title: Liquid crystal display panel, method for manufacturing the same, and liquid crystal display device using the same
Inventor: FUJIMURA HIROSHI
IPC: G02F1/1334
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminated liquid crystal display panel having excellent contrast performance, wherein a partition layer for separating light control layers from each other, having high peeling durability when manufactured and being a thin type can be constituted.  <P>SOLUTION: In the liquid crystal display panel formed by laminating a first light controlling layer in which a polymer dispersion liquid crystal layer having light scattering properties is formed and a second light controlling layer in which a liquid crystal gel layer in a physically gelatinized state by a low molecular weight gelatinizer and a liquid crystal material is formed, the first and second light controlling layers are respectively formed in such a manner that the partition layer 12 is formed on a glass substrate 11, then a transparent conductive film layer 13 is formed, a liquid crystal layer to be interposed between the transparent conductive film layer 13 and a substrate 15 having a transparent electrode opposed to the transparent conductive film layer 13 and consisting of the polymer dispersion liquid crystal layer or the liquid crystal gel layer is formed and then the glass substrate 11 is peeled.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003271164-A (JP)
Title: Musical sound generating method, musical sound generating program, storage medium, and musical sound generating device
Inventor: KUBO YUKIYO
IPC: G10K15/04
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a musical sound generating method, a musical sound generating program, a storage medium, and a musical sound generating device by which a drawing and a musical sound equal to those at the time of the input are reproduced.  <P>SOLUTION: The musical sound generating device 100 is provided with a drawing area 21 on which a two-dimensional coordinate system is set with the X-axis extending along the upper side boundary line 21a and the Y-axis extending along the left side boundary line 21b. The left-right sound volume balance of the produced musical sound is determined by the X-coordinate and the pitch of the produced musical sound is determined by the Y-coordinate. Drawing in the drawing area 21 is carried out by a mouse and a cursor C linked with the operation of the mouse, and the information of the picture and the corresponding musical information is recorded in the order of drawing.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003273566-A (JP)
Title: Magnetic shield system
Inventor: KAZAMI KUNIO
IPC: H05K9/00
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic shield system that can generate a uniform magnetic field and shield magnetic noises ranging from a low range to a wide range by arranging an aggregate of one turn coil around an entire magnetic shield room or assembling it into a panel beforehand to form a finite-length solenoid coil, and artificially generating current distribution like a eddy current shield or imitating it.  <P>SOLUTION: A magnetic shield system is provided with a magnetic shield room that is sealed and is provided with walls formed of highly permeable layers that include at least one or more of highly conductive layers made of a highly conductive member as well as high permeability layer formed of high permeability but not highly conductive member, and a magnetic shield means that performs shielding due to eddy current shield effect by the conductivity of the highly permeable layers of the walls. The magnetic shield means is arranged on the walls and is provided with such a coil that conducts a current in order to generate a magnetic distribution imitating a resistance magnetic field due to an eddy current distribution that is formed by the highly conductive layers forming the walls.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003276419-A (JP)
Title: Motor cooling structure of blower unit
Inventor: HAKATA TOSHIKI
IPC: B60H1/00
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate formation of cooling air input hole 36 through which air flows in ducts 35 and 40 and secure reliability by preventing entrance of rain water into the ducts 35 and 40, in motor cooling structure that a fan housing 30 to contain a scirocco fan 21 is formed in a blower unit case 19, a spiral air outflow passage R is formed in the fan housing 30 is formed, and the ducts 35 and 40 to feed air in an air outflow passage R to a fan drive motor 31 are disposed.  <P>SOLUTION: An expansion part 29 expanded approximately in a U-shape internally of the air outflow passage R is situated on the air conditioning unit 2 side at the side wall of the fan housing 30 and at a portion positioned closer to the front of a car body. A vertical duct 35 is joined with the surface on the air conditioning unit 2 side of the expansion part 29, and a cooling air input hole 36 running in the direction of a car width through the expansion part 29 is formed. The vertical duct 35 is connected to a bottom duct 40 joined with the bottom of a motor mounting member 38 and the downstream end of the bottom duct 40 is communicated with the internal part of the casing of the motor 31.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003280601-A (JP)
Title: Liquid crystal display device
Inventor: SATO ICHIRO
IPC: G09G3/34
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the power consumption of a liquid crystal display device used in portable telephone/portable terminal or the like.  <P>SOLUTION: A plurality of scanning lines is divided into a plurality of groups having the same source signal polarities and scanning is successively conducted for every group.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003283072-A (JP)
Title: Printed wiring board unit
Inventor: HAYASHI YASUJI
IPC: H05K9/00
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To reduce radiation noise being generated to transmit a signal through an inter-plate cable by arranging two printed wiring boards each having a ground layer or a ground line close to the ground layer vertically.  <P>SOLUTION: The ground line of a master printed wiring board is connected with the ground line of a slave printed wiring board using metal spacers and metal screws. The ground line of the slave printed wiring board or the ground line of the master printed wiring board is separated by making a slit in the vicinity of a joint to the metal spacer and the separated ground lines are connected through a chip resistor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003276402-A (JP)
Title: Omnidirectional wheel and truck therewith
Inventor: KATAOKA SHINYA
IPC: B60B19/00
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To improve the step traversing performance of a truck using omniwheels.  <P>SOLUTION: The truck 3 comprises four omniwheels provided with their axial centers located on two virtual lines A, B equally spaced in the peripheral direction and perpendicular to each other. When one omniwheel hits a vertical wall 61 of a step 6, the truck is naturally rotated whereupon the two omniwheels are externally opened to the vertical wall 61 and mutually inclined at 45° to climb on the vertical wall 61 with frictional force of outside frictional bodies 2, 2 hitting the vertical wall 61 at their outer peripheral edges. The two omniwheels on the rear sides similarly climb on the step.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003283254-A (JP)
Title: Frequency conversion circuit
Inventor: TAKAGI SUSUMU
IPC: H03D7/12
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To reduce conversion gain suppression by increasing a bias current only when a disturbing wave signal is inputted in the strong electric field.  <P>SOLUTION: When a high frequency signal in a weak electric field is inputted, almost no current flows between the drain and source of a second FET 2, and current flows only through a self-bias resistor 14 connected to the source of a dual gate FET 1. When the high frequency in a strong electric field is inputted, the capacitance of a fourth DC-cut capacitor 28, the resistance of a third gate resistor 13, and a gate width of the second FET 2 are set so that the sum of the current flowing between the drain and source of the second FET 2 and the current flowing through the self-bias resistor 14 becomes a prescribed value. The bias current is increased only when the high frequency signal in the strong electric field is inputted, and the increase in the conversion gain suppression is suppressed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003279496-A (JP)
Title: Sheet body, and its inspection device and inspection method
Inventor: YAMAMOTO MUTSUO
IPC: B32B18/00
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet body used in manufacturing a laminated component and composed so as to allow the depth of a bottomed hole formed therein to be accurately measured, and to provide an inspection device and an inspection method capable of efficiently inspecting the shape of the bottomed hole thereof with high reliability.  <P>SOLUTION: This sheet body with a green sheet formed in a carrier film used in manufacturing a laminated electronic component has the bottomed holes penetrating the green sheet and prevented from penetrating the carrier film, and characterized by that the optical concentration of the carrier film is in the range of 0.5-2.0 as specified by JIS K7605.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003282199-A (JP)
Title: Connection device
Inventor: ODA AKICHIKA
IPC: H01R103/00
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To prevent short circuit in a sound signal system during insertion of a plug into a jack.  <P>SOLUTION: A connection device has the plug and the jack. The plug has a multipole plug in which a plurality of terminals 20, 22, 24, 26 are arranged and a terminal provided in a root part of the multipole plug. A sound system connection terminal 22 is arranged in the multipole plug, and the terminal provided in the root part is a sound system connection terminal 28. The jack has a mouthpiece 38 in contact with the terminal provided in the root part and a plurality of contacts 30, 32, 34, 36 in contact with a plurality of terminals of the multipole plug, respectively, when the plug is mounted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003280169-A (JP)
Title: Photomask and method for producing the same
Inventor: NOJIMA SHIGEO
IPC: G03F1/28
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photomask capable of suppressing blurring of an image projected on work with respect to a gray mask having a transmissivity modulating layer.  <P>SOLUTION: In a step 31, a function of blurring due to a photomask and an exposure optical system is obtained, and in a step 32, an original pattern is subjected to reverse convolution with the function of blurring to obtain a mask pattern. Since this mask pattern includes a phase component in addition to an amplitude component, in steps 33 and 34, the objective photomask having a phase shifting layer disposed on a transmissivity modulating layer is produced. A fine structure can be precisely transferred to a resist layer on work by using the photomask, therefore a fine structure can be more precisely produced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003286254-A (JP)
Title: Method for producing optically active cyclic alcohol
Inventor: MORIMOTO MASAO
IPC: C07D207/12
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To produce an optically active nitrogen-containing cyclic alcohol in high yield from a nitrogen-containing circular olefin.  <P>SOLUTION: The method for producing an optically active pyrrolidinol or an optically active piperidinol comprises (1) a step for reacting a mixed solution of α-pinene with sodium borohydride and an activating agent with a nitrogen- containing cyclic olefin represented by either one of general formula (I) to (IV) and (2) a step for reacting a reaction solution obtained in the step (1) with an oxidizing agent. In the method, the total weight of a dehydrogenated product of the nitrogen-containing cyclic olefin and an amine compound represented by the general formula (V): X-NH<SB>2</SB>is ≤5 wt.% based on the nitrogen-containing cyclic olefin.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003286815-A (JP)
Title: Valve opening/closing timing controller
Inventor: KOBAYASHI MASAKI
IPC: F01L1/34
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a valve opening/closing timing controller, in which a detection member, which detects a relative rotation phase between a rotating member and a crankshaft, is fixed to the rotating member at a low cost and by a simple structure.  <P>SOLUTION: A sensor wheel 45 is press-fixed to a cylindrical part 20a formed in the axial direction of a rotor 20. The rotor 20 is fastened to a camshaft 10 by a mounting bolt 90.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002312937-A (JP)
Title: Optical recording method and optical recorder
Inventor: TSUKAMOTO SHUJI
IPC: G11B7/0045
Filed: 2002-03-29
Abstract: PROBLEM TO BE SOLVED: To obtain an optical recording method capable of realizing multilevel recording of >=5 levels in addition to reducing the error rate. SOLUTION: This optical recording method for irradiating a recording layer 12 in an optical recording medium 10 with laser beams and recording information, is to continuously define a plurality of virtual recording cells 40 to be an optional unit length H and an optional unit width B in orthogonally crossing direction in a relative displacement direction with respect to the laser beams in the recording layer 12, to irradiate the recording layer with laser beams by controlling at least either emitting time or emitting power to be >=5 levels while applying angle control to at least a light emission optical system so as to suppress incident angle fluctuation to the recording layer 12, to form >=5 types of recording marks 48A to 48G different in size on the virtual recording cells 40,  and to record information on a multilevel while making it possible to modulate the entire optical reflectance of the virtual recording cells 40 in >=5 levels on the basis of the occupancy ratio of the recording marks 48A to 48G to the virtual recording cells 40.