baber/WOPTO huggingface dataset:
Patent JP-2002039813-A (JP)
Title: Liquid flowmeter
Inventor: KOBAYASHI KITARU
IPC: C02F1/00
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a simple liquid flowmeter capable of detecting abnormality of a pump or piping in its early stage and facilitating operation or maintenance. SOLUTION: This liquid flowmeter is composed of a graduated transparent cylinder with bottom for measuring a flow rate; a liquid receiver fixed to the upper part of the transparent cylinder; outflow piping for making flow out the liquid from the bottom of the transparent cylinder; and a valve connected to the outflow piping. The receiver is composed of a vent for releasing the inside of the receiver under the atmosphere; inflow piping for making flow the liquid into the receiver; an opening for making overflow the liquid from the receiver to the transparent cylinder; a small hole installed in the lower part than the opening, positioned in the lower part than the opening; and a probe for detecting the presence of the liquid, arranged in the midway in the vertical direction between the small hole and the opening.
Patent JP-2002036913-A (JP)
Title: Lighting system for measuring instrument
Inventor: ARAI KAZUO
IPC: B60K35/00
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To provide a lighting device having an excellent external appearance quality for a measuring instrument, in which an increase of production costs is suppressed by reducing number of components, and the rear side of respective display part can be almost uniformly lighted. SOLUTION: This lighting device for a measuring instrument has an integrated type light guide plate 17, in which light from a light source 8 is made incident through a light incident part 18 and reflected by reflecting grooves 11, 11 provided near a meter indicating needle part 6 and guided to an indicating needle 6b. The integrated type light guide plate 17 is provided with a reflecting surface 19 to light an areas where light is interrupted by the reflecting grooves 11, 11 located in opposite sides of the light source 8 holding a indicating needle pointer shaft part 6a between.
Patent JP-2002042820-A (JP)
Title: Conductive sheet for battery electrode
Inventor: SAKAMOTO JUN
IPC: H01M4/68
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a light conductive sheet for a battery electrode, superior in conductivity and preferably usable as an electrode material for, particularly, a lead-acid battery. SOLUTION: The conductive sheet for the battery electrode has an electrode active material deposited on at least one surface of the conductive sheet containing conductive short fibers. The preferably used conductive short fibers are metallic fibers including stainless steel fibers and titanium fibers or carbon fibers.
Patent JP-2002039495-A (JP)
Title: Heat insulating structure of low temperature fluid conveying piping
Inventor: ISHIDA SHOJI
IPC: F16L59/147
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To offer a heat insulating structure of a low temperature fluid conveying piping equipped with a molding of heat insulating material consisting of hard type polyurethane foam to foam with carbon dioxide gas having sufficient physical and thermal characteristics, with no use of any environmental detrimental substance. SOLUTION: The heat insulating structure is so constituted that the piping 1 is covered with a heat insulating material 2 in the form of split cylinder, and its periphery is covered with a moisture preventive material 3 and/or armouring material 4, and the gap at the seam of armouring material is sealed with an adhesive tape 6, wherein the heat insulating material 2 is hard type polyurethane foam using carbon dioxide gas as the forming agent and its polyol component consists chiefly of sorbitol series polyol and glycerine series polyol and having a mean hydroxyl value of 300-400 mgKOH/g, wherein the thermal conductivity is below 0.024 (W/(m.K)) while the coefficient of linear contraction from room temperature (30 deg.C) to an ultra-low temperature (-162 deg.C) is below 7×10-5 (/K).
Patent JP-2002053912-A (JP)
Title: Method for producing as rolled, low yield patio high tensile strength steel sheet having little acoustic anisotropy and excellent weldability
Inventor: SHIBATA MITSUAKI
IPC: C21D8/02
Filed: 2000-08-01
Abstract: PROBLEM TO BE SOLVED: To provide a useful method for producing an as rolled, low yield ratio high tensile strength steel sheet for which preheating is unnecessary in a welding work and which has <=76% yield ratio, little acoustic anisotropy, large plastic deformation ability, excellent weldability and >=590 MPa tensile strength. SOLUTION: To an Nb-B-Ti base steel basic material containing 0.025-0.045% C, 0.001-0.005% N and substantially no Mo, rolling is started after heating to not lower than the solid-solution temperature of Nb and <=1,250 deg.C to attain <=60% accumulated draft in the non-recrystallizing region of austenite and air-cooled after completing the rolling at the temperature lower than the non- recrystallizing temperature of austenite by >=80 deg.C to make the micro-structure where island martensite is finely dispersed in bainite matrix.
Patent JP-2002055469-A (JP)
Title: Electrophotographic photoreceptor
Inventor: KODERA TATSUYA
IPC: G03G5/06
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having high potential by electrification and high sensitivity, free of a change in various characteristics even after repeated use and capable of exhibiting stable performance. SOLUTION: In the electrophotographic photoreceptor with a photosensitive layer containing an electric charge generating material and an electric charge transferring material as constituent components on an electrically conductive substrate, at least one phthalocyanine composition having a specified crystal structure is contained as the electric charge generating material and at least one hydrazone compound having a specified structure is contained as the electric charge transferring material.
Patent JP-2002052620-A (JP)
Title: Method for manufacturing pneumatic radial tire
Inventor: FUKAZAWA YUTAKA
IPC: B29D30/08
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a pneumatic radial tire further improved in uniformity. SOLUTION: A first cylindrical molded object S1, wherein both ends of an unvulcanized carcass layer 5 are folded back to the periphery of an annular bead core 7, is molded on a first molding drum 1. The deflection quantity of the annular bead core 7 with respect to the round centering around the center axis of the first molded object S1 is measured over one round. The position becoming the center axis of the bead core 7 is judged on the basis of the deflection quantity. When a second molded object S2 is transferred toward the outer periphery of the first molded object S1, the center axis of the bead core 7 is allowed to coincide with the holding center axis O'' of a transfer device 12. The first molded object S1 is inflated into a troidal shape by a shape-up drum to be bonded to the inner periphery of the second molded object S2 under pressure to mold a green tire G.
Patent JP-2002053725-A (JP)
Title: Flame-retardant vinyl chloride resin composition, flame- retardant vinyl chloride resin molding, and production method for flame-retardant vinyl chloride resin composition
Inventor: SUNAGO TATSUO
IPC: C08K3/00
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To provide a flame-retardant PVC composition which is excellent in flame retardance and mechanical characteristics, is colored well with a colorant, and exhibits a high-quality appearance, substantially having neither acne nor color shading. SOLUTION: This composition is prepared by mixing a colorant and a lubricant in a specified mass ratio to give a first master batch, mixing a part of a specific other filler and a lubricant in a specified mass ratio to give a second master batch, and mixing these master batches, a PVC matrix, and titanium oxide.
Patent JP-2002048348-A (JP)
Title: Heating cooking device
Inventor: ENDO MINORU
IPC: F24C7/02
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To highly efficiently and uniformly finish scorching of a food by effecting continuous rotation of a turn table based on information on the scorching intensity of a food detected by an infrared ray sensor. SOLUTION: A heating cooking device comprises a heating chamber 2 to contain the food 1, a heater 5 situated at the rear part of the outside of the heating chamber 2 to heat the food 1 by electric heating; a hot air circulating device 8 to circulate heat, generated by the heater 5, through the heating chamber 2, the turn table 3 on which the food 1 is placed; a turn table motor 4 to rotate the turn table 3; an infrared ray sensor 9 to detect the heating state of the food 1 as scoaching intensity information, and a control part 10 to control the turn table motor 4 based on a scorching intensity information from the infrared ray sensor 9. Based on scorching information of the food 1 heated by the hot air circulating device 8, intermittent rotation of the turn table 3 is carried out.
Patent JP-2002060676-A (JP)
Title: Coating composition
Inventor: KAMIMURA KAZUTO
IPC: C09D183/06
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a coating composition which, even when cured at normal temperature, retains the weatherability and stain resistance inherent in a fluororesin coating material and has high hardness and excellent adhesiveness. SOLUTION: This coating composition is normal-temperature curing type and comprises a hydroxyl-group-containing graft-type fluororesin, an epoxy-type silylating agent, and a nonyellowing polyisocyanate.
Patent JP-2002055637-A (JP)
Title: Display body and timepiece
Inventor: SUDA KAZUHIKO
IPC: C09K11/84
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a display body giving a good high definition printed image and, having satisfactory luminiferous functions. SOLUTION: A clocking means with the short hand 4 and the long hand 5 aligned in a turnable state is disposed on the surface of a display body 2 which is put in a case to form the objective timepiece 1. A reflecting layer 7 having high light-reflecting function is disposed on the surface of a metallic discoid substrate 6. A luminance layer 8, consisting essentially of at least one of a fluorescent pigment and a light storage pigment and an organic binder, is disposed on the surface of the reflecting layer 7. A water-base ink receiving layer 9 consisting essentially of at least one pigment selected from a fluorescent pigment, a light storage pigment and a light diffusion pigment and a hydrophilic binder is disposed on the surface of the luminance layer 8.  A colored layer 10 is formed on the receiving layer 9 through ink jet printing, by which an image is easily altered and high definition printing can be carried out. High luminance and a high definition printed image are obtained, and expressiveness and decorativeness can be enhanced.
Patent JP-2002027829-A (JP)
Title: Wall surface greening apparatus of lightweight thin plate
Inventor: MANABE TOMOHIRO
IPC: A01G1/00
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a wall surface greening apparatus for a lightweight thin plate, capable of stably supplying water to a plant on the surface layer of a vertical and lightweight thin plate while retaining water vertically uniformly and thickly growing the plant all the time. SOLUTION: This wall surface greening apparatus has a vertical three-layer structure and each layer has a function. The surface layer is a part for growing a plant all the time. The middle layer is a porous part incorporated with a water supply and drainage resin for stably supplying water to the plant on the surface layer in the inside and made into a water tank state. The back layer has strength reinforcing, waterproof and root preventing functions. The wall surface greening apparatus is equipped with the layer constitution, a watering apparatus and mounting brackets.
Patent JP-2001072738-A (JP)
Title: Nonyellowing polyurethane foam
Inventor: OMOTO MITSURU
IPC: C08L75/08
Filed: 2000-08-17
Abstract: PROBLEM TO BE SOLVED: To obtain a polyurethane foam being excellent in water resistance and not undergoing discoloration by sunlight by reacting an aliphatic polyisocyanate with a polyol component containing a polyoxyalkylene polyol having a specified or lower content of oxyethylene units in the presence of a catalyst selected from a guanidine derivative, etc., so as to form a cured product having a specified degree of swelling. SOLUTION: The oxyethylene units content of the polyoxyalkylene polyol is at most 18 wt.% based on the polyol. The catalyst is selected from a guanidine derivative, a 1,8-diazabicyclo-5,4,0-undecene-5 (salt), a 1,5- diazabicyclo-4,3,0-nonene-5 (salt), a salt of a diazabicycloalkene catalyst, and an alkali metal salt of a weak acid. The obtained foam has a degree of swelling defined by the formula of at most 15% when measured on a sample having been immersed in a 0.5-wt.% aqueous solution of an alkali detergent at 25 deg.C for 24 hr and kept immersed in the solution. If necessary, the foam may contain an antioxidant, an ultraviolet absorber, etc.
Patent JP-2002069731-A (JP)
Title: Working wear
Inventor: YAMAMOTO NOBUO
IPC: A41H43/04
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To protect going in and out of water, air, dust and the like with having a certain bond strength and flexibility at stitched parts of a working wear. SOLUTION: In this working wear at least one of waterproofness, air permeability resistance and penetrability resistance against bacteria is required. In the working wear 11 in which at least one part of membered materials of cloths 11a, 11b is constituted of at least one of a high polymer resin long fiber or film, its stitched parts 11c, 11d are sewed along the whole length with plural mutually connected fused points Y, Y,....
Patent JP-2002059363-A (JP)
Title: Wafer base material
Inventor: HONMA KOJI
IPC: B24B37/30
Filed: 2000-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a wafer base material for handling capable of holding, connecting and disconnecting a wafer by a simple method at the time of handling the semiconductor wafer which is thinned in layer and a connecting and disconnecting method of the thinned wafer to and from the base material. SOLUTION: The wafer base material is constituted by attaching an adhesive sheet on a backing reinforcing plate with rigidity. A plural number of pores or fine slit type blowholes passing through front to back are provided at the same point on the reinforcing plate and the adhesive sheet, and after the thin layer wafer is placed on the adhesive sheet, the thin layer wafer is pressed and adhered on the adhesive sheet by atmospheric pressure by evacuating it from the side of the backing reinforcing plate. Additionally, the thin layer wafer is removed from the adhesive sheet by applying gas pressure of air- nitrogen gas, etc., in the blowholes from the side of the backing reinforcing plate, to remove the thin layer wafer adhered on the base material.
Patent JP-2002034621-A (JP)
Title: Lock for umbrella
Inventor: YOSHIDA SATOSHI
IPC: A45B3/00
Filed: 2000-07-26
Abstract: PROBLEM TO BE SOLVED: To provide a device for control of opening and closing an umbrella with a lock. SOLUTION: A movable part 3 is inserted into a hollow of a metal rod 9 which is attached with a bottom spring 2 of a regular umbrella 1. The movable part 3 is made slid with a handle button 4 connected to it and is pushed into a space between the bottom spring 2 and the metal rod 9 to lock the bottom spring 2 without backing. Then, the umbrella does not open. A dial lock 6 is attached to the sliding movable part 3 and is controls opening and closing of the umbrella.
Patent JP-2002076505-A (JP)
Title: Semiconductor laser and production method therefor
Inventor: HOSHI NOZOMI
IPC: H01S5/22
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a pulsation laser or low power consumption laser, with which the dispersion of characteristics, lowering of reliability or lowering of yield is improved. SOLUTION: This device has a first clad layer 2, an active layer 3, a second clad layer 4, an intermediate layer 5 and a contact layer 6. The intermediate layer 5 is formed above the forming part of a stripe-like laser oscillating area for the width over both the sides. The contact layer 6 is formed on this intermediate layer 5 while having a width narrower than that of this intermediate layer above the forming part of the stripe-like laser oscillating area.  The carrier concentration of the intermediate layer 5 is selected lower than the carrier concentration of the contact layer 6, an electrode is ohmically contacted over the contact layer 6 and the intermediate layer 5 protruded out of this contact layer 6, the active layer 3 is formed with a main current passage under the forming part of the contact layer and a side current is generated on both the sides of that main current passage with the intermediate layer as a current diffusing layer.
Patent JP-2002071796-A (JP)
Title: Radar tracking device
Inventor: NISHIMURA KENJI
IPC: G01S7/295
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a radar tracking device capable of collating target locations with data related to location information and selecting a detection target. SOLUTION: The radar tracking device is provided with a signal detecting part to detect target signals including the target locations on the basis of radar echoes, a first database comprised of the data related to location information, and a tracking candidate selecting part to collate the target locations with the first database and select a tracking candidate from the target signals.
Patent JP-2002075248-A (JP)
Title: Deflection yoke and its manufacturing method
Inventor: ONO AKIRA
IPC: H01J9/236
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To obtain a saddle shape deflection coil for the deflection yoke in which torsional deformation of coil is eliminated or reduced and which has a good symmetry. SOLUTION: A deflection coil of saddle shape is formed by a stranded wire which is stranded of plural wires, and the deflection coil has the strand pitch at the point a only of the crossover wire ab at the neck portion and at the point c only of the crossover wire c to d at the opening portion made larger than the other points.
Patent JP-2002034780-A (JP)
Title: Patterned bottom surface of pan
Inventor: TAKEHARA MAMORU
IPC: A47J27/00
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To apply designed patterns to an inner surface bottom plane part of an aluminous pan. SOLUTION: A steel plate having a designed pattern is press-fitted to an outer surface bottom plane part of a pan, which is made of a 1.6 to 2.6 mm thick aluminum plate, to harden the aluminum plate of parts of the pattern and also to form slightly high convex portions at the inner surface bottom plane part of the pan, a polishing such as buffing or the like is performed on the inner surface, and the pattern is formed due to the difference in luster between the hardened portions and the non-hardened portions of the aluminum plate. The steel plate is made suitably of magnetic stainless steel, and the thickness is suitably 15 to 20% of that of the aluminum plate.
Patent JP-2002071948-A (JP)
Title: Optical retardation plate and circularly polarizing plate
Inventor: ITO YOJI
IPC: C08J5/18
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To widen the viewing angle of a liquid crystal display device by attaining a function of λ/4 plate over a wide wavelength region using a sheet of polymer film. SOLUTION: The optical retardation plate, which is composed of a sheet of polymer film having a retardation value measured at 450 nm wavelength (Re450) within the range of 100-125 nm, having a retardation value measured at 590 nm wavelength (Re590) within the range of 120-160 nm, satisfying an inequality of Re590-Re450>=2 nm and having a thickness within the range of 10-70 μm, is used for the liquid crystal display device.
Patent JP-2002075371-A (JP)
Title: Manufacturing method for positive electrode plate for lead-acid battery and lead-acid battery
Inventor: TSUBOI YUICHI
IPC: H01M4/62
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a positive electrode plate for a lead-acid battery improving the using rate of an active material for the positive electrode plate without reducing the serviceable life performance and maintenance characteristics. SOLUTION: This manufacturing method for the positive electrode plate is provided with, at least, a process of manufacturing paste using the positive electrode active material, peroxyboric acid sodium, and dilute sulfuric acid and a process filling a collector with the paste manufactured in the above process.
Patent JP-2002069686-A (JP)
Title: Method and apparatus for manufacturing electrodeposited extremely-thin metal foil, and method for manufacturing printed circuit board using the same
Inventor: YAMAYA FUMIAKI
IPC: C25D1/04
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To improve handling characteristics of extremely thin copper foil in order to cope with high density wiring and enable effective use of the foil. SOLUTION: The method for manufacturing a printed circuit board comprises layering an electrodeposited extremely thin metal foil which is used for manufacturing the printed circuit board, on a surface of a metal plate 10 to form a metal plated layer P, sticking it on insulating resin materials I or on base materials for forming a circuit through the resin materials, and then stripping it from the metal plate 10. Handling characteristics of the extremely thin copper foil is improved, by means of making the metal plate 10 as a carrier of the copper foil until the foil is adhered to the insulating resin materials I or base materials for forming the circuit.
Patent JP-2002080058-A (JP)
Title: Easily unsealable package
Inventor: TAGUCHI EIICHI
IPC: B32B27/32
Filed: 2000-09-11
Abstract: PROBLEM TO BE SOLVED: To provide an easily unsealabe package which is well balanced between heat-sealing strength and easiness in peeling and excellent in heat- sealability at a low temperature by making the package which comprises a thermoplastic resin composition of an ethylene-vinyl ester copolymer and a butene polymer used as one of thermally weldable layers and an ethylene polymer and a propylene polymer used as the other thermally weldable layer. SOLUTION: The package includes thermally weldable layers comprising thermoplastic resins different from each other wherein one of the thermally weldable layers (a) is constituted of a thermoplastic resin composition (C) containing 65 to 90 wt.% of an ethylene-vinyl ester copolymer (A) with a content of a vinyl ester of 3 to 30 wt.% and 10 to 35 wt.% of a butane polymer (B), while the other thermally weldable layer (b) is constituted of an ethylene polymer (D) and/or a propylene polymer (E). Thus the easy-to-unseal package which is well balanced between heat-sealing strength and easiness in peeling and excellent in heat-sealability at a low temperature is obtained. In addition, the package comprises a lid including the thermally weldable layer (a) and a container including the thermally weldable layer (b).
Patent JP-2002089383-A (JP)
Title: Intake manifold
Inventor: TSUKII TSUTOMU
IPC: F02M35/104
Filed: 2000-09-12
Abstract: PROBLEM TO BE SOLVED: To improve the durability of joint parts at a junction thereof by improving the pressure resistant strength to the pressure fluctuation in an intake manifold having a surge tank and a plurality of intake tubes connected to the surge tank and formed by joining a plurality of joining parts made of a synthetic resin. SOLUTION: A joint part 24 forming a part of a surge tank 20 is formed with a bend part 42 bent inward of the surge tank 20, and the outer surface of the bend part 42 is provided with a rib 36 continuously to a junction 34 of the joint part 24 having the bent part 42 and other joint part 23.