baber/WOPTO huggingface dataset:
Patent JP-2002258077-A (JP)
Title: Polymer optical waveguide and method of manufacturing the same
Inventor: ABE TOMIYA
IPC: C08F290/12
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To provide a polymer optical waveguide excellent in transmission characteristics for light and productivity and to provide a method of manufacturing the waveguide. SOLUTION: A clad 7 consisting of a lower clad 2 and an upper clad 6 having a refractive index lower than that of a core 5 is disposed around the core 5. The core 5 and the clad 7 are made of a polymer material. The polymer material is prepared by adding (meth)acrylic acid to a copolymer of a first compound and a second compound. The first compound has epoxy groups and (meth)acryl groups, and for example, glycidyl (meth)acrylate or the like is used. As for the second compound, (meth)acrylates are used.
Patent JP-2002262277-A (JP)
Title: Matching system between sensor detection position and road linearity
Inventor: NISHIZAKI JUNICHI
IPC: H04N7/18
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a method by which a sensor camera position is calculated and road linearity data are entered at the same time. SOLUTION: The matching system between the sensor detection position and the road linearity is characterized in that a vehicle mounted with a sensor for detecting a position is driven within a vision of a sensor camera along a line being a reference of the road linearity and data detected by the vehicle are matched with the field angle viewed by the sensor camera so as to calibrate the mount position and the mount angle.
Patent JP-2002267179-A (JP)
Title: Built-in high-frequency heater
Inventor: IDOMOTO SUSUMU
IPC: F24C7/02
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To eliminate an intake/exhaust opening from the front face of the decorative plate of a built-in high-frequency heater and to prevent the user of the heater from receiving the exhaust air of the heater directly. SOLUTION: The high-frequency heater is provided with a control board which controls the operation of the main body 1 of the heater, an operating section which operates the main body 1, a frame 2 into which the main body 1 is built in, and the decorative plate 3 which fixes the main body 1 to the frame 2. When the main body 1 is operated, the decorative plate 3 is partially or wholly moved in an interlocking way with the operation of the main body 1 and an air course for intake and exhaust air is constituted on the appeared surface. The air course for intake and exhaust air is opened by moving the decorative plate 3 based on the information on the start of cooking from the control board and closed based on the information one the end of cooking or the opening of the door of the cooker. Therefore, even when the intake and exhaust port is made to appear by moving the decorative plate 3, no opening exists on the front face of the plate 3 and the user does not receive any exhaust air even when the user stands in front of the main body 1. In addition, when the main body 1 is not operated, the intake and exhaust port is concealed and the appearance of the heater becomes fine.
Patent JP-2002272078-A (JP)
Title: Brushless motor
Inventor: SUGANO HIDETO
IPC: H01G9/00
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a brushless motor that can be handled with a surface mount aluminum electrolytic capacitor and other mounted components held thereon. SOLUTION: The brushless motor has a circuit board as a stator set and is mounted with a surface mount aluminum electrolytic capacitor 1 as a circuit element. When the surface mount aluminum electrolytic capacitor 1 is mounted on the circuit board, the position of application of adhesive for bonding together the surface mount aluminum electrolytic capacitor 1 and the circuit board is set at four points a, b, c, and d at distances from the center position O of mounting the surface mount aluminum electrolytic capacitor 1 in two directions along the x-axis and y-axis orthogonal to each other.
Patent JP-2002270676-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: AMADA HARUO
IPC: H01L21/68
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To finish-machine a semiconductor wafer to have a small thickness in a clean state, without causing crackings and chippings in and on the wafer, and then, to dice the thinned wafer into semiconductor chips. SOLUTION: After a heat-resistant protective tape is stuck to the semiconductor element forming surface of the semiconductor wafer and a heat-shrinkable protective tape is stuck to the tape, the wafer is tinned, by shaving off the rear surface of the wafer in a rare-surface grinding step 4 and a rear-surface wet-etching step 5. In a heat-shrinkable protective tape removing step 6, the heat-shrinkable tape is peeled, by thermally shrinking the tape with hot pure water and the front and rear surfaces of the wafer are cleaned with hot pure water. In a rear-surface gold coating film forming step 7, a gold-coating film is formed on the rear surface of the thinned wafer at a temperature lower than the heat-resisting temperature of the heat-resistant protective tape. In a dicing tape sticking step 8, a dicing tape is stuck to the gold coating film.  In a heat-resistant protective tape peeling step 9, the heat-resistant protective tape is peel with a strong adhesive tape. Finally, the semiconductor wafer is diced into the semiconductor chips, in a dicing step 10.
Patent JP-2002266322-A (JP)
Title: Noise reduction device, sound insulation wall provided therewith and its mounting method
Inventor: HAGIWARA TORU
IPC: G10K11/16
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a noise reduction device having a property for lowering a high diffracted sound with a simple shape and capable of making an overhang to an sound source side smaller, a sound insulation wall provided therewith and a mounting method capable of easily mounting the noise reduction device on a sound insulating wall within a short time. SOLUTION: The noise reduction device is constituted of a sloping wall mounted around the upper end section of an erected wall erected from the ground and having an inclined face in the opposite side to the sound source with an erected wall surface in the opposite side to the sound source as the starting point and a partition wall provided in a space formed of the erected wall surface in the opposite side to the sound source and the sloping wall to make it display a high sound insulation property. The noise reduction device is mounted to a mounting member, both ends of the mounting member are inserted into a gap between a sound insulation plate and a flange of a strut having an H-shaped section, and it is simultaneously fixed to the strut together with the sound insulation plate with a locking device to easily mount it within a short time.
Patent JP-2002096398-A (JP)
Title: Method for manufacturing molding for gear made of resin and method for manufacturing gear made of resin
Inventor: SAWAI SHOJI
IPC: B29C70/06
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To reduce removing and cleaning man-hours of cured resins retained at an injection side and a discharge side of a liquid-like resin in the case of manufacturing a gear made of the resin, via steps of injecting the resin in a mold for housing a reinforcing fiber base and impregnating the base with the resin, and to decrease a resin generating amount to become wasteful. SOLUTION: A long column 1 is constituted by stacking a plurality of steps of constitution units via spacers 4 by forming the unit by disposing a bush 11 made of metal inside a cylinder 13 obtained by lap winding strip-like felts 12. The spacer 4 has an outer diameter slightly smaller than that of the cylinder 13, and a flowing hole 41 is provided at a position faced to an end face of the cylinder 13. The column 1 is housed in a radially opened or closed mold 2, and the column 1 is compressed from its periphery by closing the mold 2. The liquid-like resin 3 (crosslinked polyaminoamide) is filled in the mold 2, the cylinder 13 is impregnated with the resin, and the column 1 for inserting the bush 11 is molded. The molded column 14 is separated at a position of the spacer 4, and teeth are formed on the peripheries of the separated individual circular plates.
Patent JP-2002267050-A (JP)
Title: Perforated tube, and manufacturing device and manufacturing method thereof
Inventor: MASUI HIROYUKI
IPC: E03F3/04
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a perforated tube with excellent water sucking discharging performance, and a manufacturing device and a manufacturing method thereof capable of rapidly manufacturing the tube at a low cost. SOLUTION: In the tube constituted by winding a tape in a spiral manner, a hole opening part (13) for opening a recess, a notch, or a hole in the tape (2) formed by a tape forming part (11) is disposed between the tape forming part (11) and a tube forming part (12), and the tape (2) is continuously formed, the holes (6) are continuously formed, and the tube (1) is continuously formed. The holes (6) are formed in predetermined shape by the extension from the tube forming part (12) side. In the tube (1) formed thereby, a circumferential wall part of the hole (6) is gradually thin-walled toward an outer circumferential surface of the hole.
Patent JP-2001283530-A (JP)
Title: Disk reproducing device
Inventor: HIRAYAMA HIROSHI
IPC: G11B7/005
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To enable access and reproduction over plural recording surfaces of a disk. SOLUTION: This disk reproducing device reproduces a disk which has 1st and 2nd recording surfaces, has recorded data composed of data frames including data blocks, and has at the head of a data frame a recorded lead-in block including information on the final block address of the 1st recording surface and the final block address in the data frame; and the focusing of an optical pickup for accessing the 1st and 2nd recording surfaces is switched according to at least the final block address of the 1st recording surface and the address of a data block to be reproduced.
Patent JP-2002264225-A (JP)
Title: Apparatus for correcting container made of synthetic resin
Inventor: HINO FUMITAKA
IPC: B29C73/30
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for correcting a container made of a synthetic resin constituting a heating means and a cooling means by simple constitution, reduced in cost and capable of being prevented from complication and size increase. SOLUTION: In the apparatus for correcting the container made of the synthetic resin equipped with the heating means (20) and the cooling means (40), the heating means (20) has a fixed heating part (21) on which the inner surface of the deformed bottom wall of the container can be placed and a first pressing part (22) for applying pressure to the container from the outer surface of the bottom wall of the container, and the cooling means (40) has a cooling plate (41) having jet orifices (41a) and (41b) for applying inner pressure to the container and ejecting air in order to cool the bottom wall and an exhaust port (41c) for discharging air formed thereto and capable of placing the peripheral edge part of the opening part of the container, a spacer (43) for closing the gap between the peripheral edge part of the opening part of the container and the cooling plate (41)  and a second pressing part (42) for applying pressure to the container from the outer surface of the bottom wall thereof.
Patent JP-2001321703-A (JP)
Title: Sprayer for squeeze bottle
Inventor: PRUETER DAVID M
IPC: A61M11/02
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a sprayer which can accurately control the optimal amount of air and liquid volume exactly and secures consistent dispensing performance. SOLUTION: In the sprayer for a squeeze bottle comprising a tube retainer 30 having a product discharge opening in a conical central post 40 through which fluid passes when discharged from a container 230, suction ports are arranged adjacently to the post 40, when the container 230 is squeezed, air is sucked up from the container 230, and when the container 230 is released, the air is returned into the container 230. An orifice cup has a ring-shaped mixing chamber or a turbulent flow chamber 100 in which the air and the fluid are mixed together before they are released from the orifice cup 80 by way of a nozzle 110. The axis of the product discharge opening is coincident with the axis of the nozzle 110, and a dip tube 20 is suspended from the tube retainer 30 to determine the passage of the fluid.
Patent JP-2002265779-A (JP)
Title: Thickener composition and acrylic emulsion type self- adhesive composition
Inventor: NAKANO TAKASHI
IPC: C09K3/00
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To obtain a thickener composition to be added to a water-based emulsion type self-adhesive, having a high thickening power and low temperature dependence and permitting a wide range of satisfactory self-adhesive performances such as water resistance, cissing, viscosity stability during storage, leveling properties, and the like, and further an acrylic emulsion type self-adhesive comprising the thickener composition. SOLUTION: The thickener composition comprises as essential ingredients at least 20 mass% but less than 80 mass% of a connpound A represented by formula (1) having a weight-average molecular weight of at least 10,000 and less than 40,000 and at least 20 mass% but less than 80 mass% of a compound B represented by formula (2) having a weight-average molecular weight of at least 40,000 and less than 140,000. In the formulae, X1 and X2 are each a 15-24C hydrocarbyl group; X3 and X4 are each a 4-24C hydrocarbyl group, Y is a divalent organic residue derived from a diisocyanate compound; OR, OR' and OR" are each a 2-4C oxyalkylene group; (a), (b) and (d) are each an integer of 1-500; and (c) is an integer of at least 1.
Patent JP-2002280083-A (JP)
Title: Current sensor mounting structure
Inventor: IWASA TORU
IPC: H01M2/30
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To assemble a current sensor on a battery loaded with a distributor without occupying a large space. SOLUTION: An FL block 14 and the current sensor 15 are connected with a positive post 12 of the battery 11 through a battery positive terminal 13 and are fixed to it while they are overlapped mutually. A battery connection terminal 16 of the FL block 14 passes through a through hole 33 provided in a case main body 31 of the current sensor 15 and is connected with and fixed to the positive terminal 13 while a bracket 40 of the current sensor 15 and the battery connection terminal 16 are overlapped. Consequently, the FL block 14 and the current sensor 15 are electrically connected with the positive post 12 through the positive terminal 13 to detect a current flowing in the battery connection terminal 16 by the current sensor 15.
Patent JP-2002278554-A (JP)
Title: Keyboard of electronic keyboard instrument
Inventor: MATSUDA TATSUYA
IPC: G10H1/34
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide keyboards of an electronic keyboard instrument, which is capable of realizing sense of vibration transmission during key touch with simple constitution and is capable of realizing a touch feel approximate to that of an acoustic piano. SOLUTION: The keyboards 1a and 1b of the electronic keyboard have freely turnable keyboard bodies 2 and vibration mechanisms 3, which are disposed at these keyboard bodies 2 and forcibly vibrate the keyboard bodies 2 as the keyboard bodies 2, are touched. The vibration mechanisms 3 have springs 5a and 5b, which have prescribed spring constants and are attached at one end to the keyboard bodies 2 and vibration weights 6a and 6b, which have prescribed weights and are attached to the other ends of the springs 5a and 5b.
Patent JP-2002284821-A (JP)
Title: Material for vibration-damping material and vibration- damping properties improver for synthetic resin
Inventor: KURIBAYASHI RYOTARO
IPC: F16F15/02
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a material for a vibration-damping material which is excellent in moldability and gives a molded item exhibiting vibration-damping properties in a wide temperature range and excellent in weather resistance, durability, and designability; and a vibration-damping properties improver for synthetic resins. SOLUTION: This material comprises multilayer-structured polymer particles or is prepared by mixing and/or kneading the polymer particles with an inorganic filler. The polymer particle has a rubber component layer (I) formed by the copolymerization of a monomer mixture containing an acrylic ester and a polyfunctional monomer and a thermoplastic resin layer (II) formed by the copolymerization of a monomer mixture comprising a methacrylic ester and another monomer. The polymer particle has the following characteristics: (1) the number average mol.wt. of the thermoplastic resin constituting the outermost layer is 30,000 or lower; (2) the mass ratio of layer (I) to layer (II) is (30/70)-(90/10); and (3) the average particle size is 150 nm or lower. The vibration-damping properties improver for thermoplastic resins comprises the material.
Patent JP-2002290587-A (JP)
Title: Interphone device
Inventor: KATO ISAO
IPC: H04M9/00
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To inform a residence, adjacent residents, a multiple dwelling front door machine, and a manager room master device of the occurrence of emergency situations by voice or video in emergency, when an emergency push button is depressed. SOLUTION: This interphone device is provided with an emergency push button 102 for reporting emergency situations to the outdoors for each residence, and when he emergency push button is depressed; an emergency message is rung by a loudspeaker 101a2 of an intercom with a camera and a residence loudspeaker 103a1 of a master device with a monitor in the residence and the adjacent residences, and the emergency message and the place, where the emergency push button is depressed and videos imaged by the intercom with a camera whose emergency push button is depressed, are displayed at a monitor 103b of the master device with a monitor; and the emergency message is rung by a loudspeaker 2a2 of a multiple dwelling front door machine and a loudspeaker 3a1 of a manager room master device;  and the emergency message, the place, and the videos imaged by the intercom with the camera whose emergency push button is depressed are displayed at a monitor 3b of the manager room master device.
Patent JP-2002284590-A (JP)
Title: Ceramics-metal composite material
Inventor: TAKEI YOSHIBUMI
IPC: C04B41/88
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a ceramics-metal composite material that can control a thermal expansion coefficient corresponding to the thermal expansion coefficient of a bonding mate material, has large stiffness and excels in heat resistance. SOLUTION: The ceramics-metal composite material is characterized in that a matrix comprises a Si alloy containing Si of 90 atomic % or more and a reinforced material comprises Al2 O3 , and a SiC powder or fiber.
Patent JP-2002282711-A (JP)
Title: Apparatus and method for capturing ion by using powdery chelating/capturing material
Inventor: CHO AKIRA
IPC: C02F1/42
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus and a method for capturing ions by using a powdery chelating/capturing material, by which a metallic ion or the ions of the metallic elements of the group similar to the metallic ion can efficiently be captured by using the powdery chelating/capturing material. SOLUTION: A plurality of ion capturing units each having a reaction means and a solid-liquid separating means are arranged in series so that the powdery chelating/capturing material discharged from the ion capturing unit at the preceding stage is regenerated and introduced into the ion capturing unit at the succeeding stage and the powdery chelating/capturing material discharged from the ion capturing unit at the succeeding stage is introduced into the ion capturing unit at the preceding stage.
Patent JP-2002289985-A (JP)
Title: Multiple piece board and its manufacturing method
Inventor: KOSAKA KATSUMI
IPC: H05K3/00
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a multiple piece board capable of determining the material of a frame irrespective of a piece and to provide its manufacturing method. SOLUTION: Good pieces 3 to 6 as respective members are previously prepared and arranged at places of a die where they are to be placed. A pouring portion and a pouring port are made at a position outside the outer side of the multiple piece board 1 in the die. The respective pieces 3 to 6 are sandwiched by the upper and lower dies to adjust both temperature and pressure, and melted resin is poured from the pouring port to form a frame 2. In this manner, there is produced the multiple piece board having the frame 2 made of a material not relating to the material of the piece.
Patent JP-2001337319-A (JP)
Title: Electronic clock
Inventor: MATSUI TAKESHI
IPC: G02F1/1335
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To realize a new display technique relating to a display device by which, an icon display or the like of various kinds of designs can be surely represented and the displayed information is easily understood, and to provide a display device capable of exhibiting good visibility in an electronic appliance or the like. SOLUTION: Display pattern parts 171, 172, 173 are formed in a light modulating layer 17 so as to obtain the icon display, and controlling regions 114, 115, 116 which overlap two-dimensionally on the respective display pattern parts are formed in a liquid crystal panel 11. In particular, each controlling region 114, 115, 116 is formed a little larger than the icon display so that the controlling region completely cover the icon display and includes the icon display with an excessive space. Thus, even when the display pattern parts 171, 172, 173 formed on a transparent film 14 and the controlling regions 114, 115, 116 in the liquid crystal panel 11 are a little misaligned in the plane direction, the icon display can be displayed without any problem.
Patent JP-2002282198-A (JP)
Title: Mat
Inventor: NAGAHAMA YUJI
IPC: A47G27/02
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a mat which has desired properties for rental, the mat ground fabric of which is recyclable and the recycling of which can be efficiently carried out at a low cost. SOLUTION: The mat ground fabric of a mat formed by joining a mat raw fabric tufted with piles on a ground fabric to the front surface of the mat ground fabric consists of a thermoplastic elastomer which contains crosslinked elastic particles dispersed into a thermoplastic component. The thermoplastic component is at least one kind among a polyester resin, polyamide resin and polypropylene resin and the mat ground fabric also consists of the thermoplastic component which is at least one kind among the polyester resin, polyamide resin and polypropylene resin.
Patent JP-2002289606-A (JP)
Title: Manufacturing method of ferroelectric thin-film device
Inventor: KUNO TADAAKI
IPC: H01L41/43
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To improve the intensity of ferroelectric devices utilizing a good step coverage characteristic of a minute droplet material solution deposit method, and to manufacture a ferroelectric thin film with good crystal orientation in a sure and stable manner. SOLUTION: A manufacturing process of the ferroelectric thin-film devices is to deposit a Sol-gel material for ferroelectric in minute droplets on a substrate, including the process of forming the ferroelectric thin film by heating and crystallization and the process of surface cleaning by ozone irradiation to a base electrode prior to the deposit of the Sol-gel material, and to continuously perform the processes without exposure to the atmosphere. Furthermore, a degreasing process and a crystallization annealing process are performed under reduced pressure after the deposit.