baber/WOPTO huggingface dataset:
Patent JP-2000180793-A (JP)
Title: Video display device
Inventor: SUGIURA MINAKO
IPC: G02F1/13
Filed: 1998-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a video display device capable of improving the brightness and contrast of a video by improving the efficiency of transmitted polarized light (P-polarized light) and that of reflected polarized light (S-polarized wave). SOLUTION: This device is equipped with light sources 41R, 41G and 41B, a 1st optical device 43 for fetching the light from the light sources 41R, 41G and 41B, and 2nd optical devices 44 and 45 for uniformly radiating the light fetched by the device 43. Furthermore, it is provided with a polarizing optical device 48, making the incident angle of a light beam on a polarizing and separating surface 48C of the light passing through the devices 44 and 45 at a polarization angle α, and polarizing and separating the light to the transmitted polarized light and the reflected polarized light on the surface 48C, a reflection type incident light modulation means 49 for reflecting the reflected polarized light which is made incident from the device 48 to a object of projection 51 side, after being modulated according to a video signal,  and a projection lens 50 which reflects the light from the means 49 on the object 51.
Patent JP-H05174861-A (JP)
Title: Structure for solid electrolyte type fuel cell module
Inventor: NAGATA MASAKATSU
IPC: H01M8/24
Filed: 1991-12-20
Abstract: PURPOSE:To provide a module structure which enables output to be detected every single cell. CONSTITUTION:Single cells 21 are arranged on the outer circumference of a conductive center current collector 27, and the interconnectors 26 of the cells are electrically continued to the center current collector 27. The single cells 21 are housed in the inside of a holding member 28 which connects six conductors 29 in a cylindrical shape with insulating connectors 30, and the fuel cells 25 formed by the respective single cells 21 are electrically continued to each corresponding conductor 29.
Patent JP-H11186352-A (JP)
Title: Semiconductor characteristics evaluating device and semiconductor device using the device
Inventor: AKUTSU HARUKO
IPC: H01L27/04
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To facilitate the measurement of temperature characteristics and the detect minute temperature changes with high sensitivity. SOLUTION: This device is constituted of a semiconductor layer 2, having high thermal conductivity, a semiconductor circuit 3 which is formed on the main surface of this semiconductor layer 2 and becomes a material to be measured, a temperature detector which is formed in a region different from the forming region of the semiconductor circuit 3 on the main surface of the semiconductor 2 and connected to the semiconductor circuit 3 via an element separating region, and an insulator 1 which is made of a material having thermal conductivity lower than that of the semiconductor layer 2. The main surface of the semiconductor layer 2 is formed at approximately the same magnitude or smaller than the forming region of the semiconductor circuit 3, the element separating region and the temperature detector 4.
Patent JP-H11186002-A (JP)
Title: Surface mounting composite electronic component
Inventor: SHIKAMA TAKASHI
IPC: H01C7/04
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To make a substrate and electrical junctions to hardly deteriorate by thermally separating a positive temperature coefficient thermistor element and a negative temperature coefficient thermistor element from each other and, at the same time, thermally separating the positive temperature coefficient thermistor element from its mounting substrate. SOLUTION: A positive temperature coefficient thermistor(PTC) element 3 and a negative temperature coefficient thermistor(NTC) element 4 are separately housed in a first element housing space 2d and a second element housing space 2e, which are isolated from each other by a partition wall 2c composed of an insulating material. In addition, the PTC element 3 is thermally separated from its mounting substrate by separating the element 3 from the lower surface 2f of an insulating case 3 which is the mounting surface of the element 3 through the bottom plate section of the case 2 composed of an insulating material.  Therefore, the thermal deterioration of the substrate and the occurrence of such troubles as short circuit in an electrode section formed on the substrate can be surely prevented, by suppressing thermal interference between the elements 4 and 3, and effectively suppressing heat transfer to the junctions between the elements 3 and 4 and the substrate.
Patent JP-2001171711-A (JP)
Title: Hinge cap
Inventor: OGAWA RIICHI
IPC: B65D47/08
Filed: 1999-12-15
Abstract: PROBLEM TO BE SOLVED: To easily remove a hinge cap from a bottle mouth cylinder in the separation and disposal operation, prevent the scattering of a content liquid when the hinge cap is removed and quickly and smoothly achieve the separation of the hinge cap. SOLUTION: The front end of the hinge 21 connecting a cap main body 1 with the cap 13 is connected with the lower end of the rear face of an assembled cylinder 2 through a connecting plate 3, and a pair of thin-wall rear weakening lines 18 are formed in the vertical direction all through from the lower end to the upper end of the assembled cylinder 2 in the vicinity of both sides of the connecting section 3a, and a pair of upper weakening lines 19 on both sides respectively connected with the rear weakening lines 18 on both sides are formed in the peripheral direction on the peripheral edge of a top section 1a of the cap main body 1.
Patent JP-H11179312-A (JP)
Title: Container mouth washing nozzle apparatus
Inventor: ONO RYOICHI
IPC: B08B9/093
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a container mouth washing nozzle apparatus capable of making washing water sufficiently reach the inside of the container mouth. SOLUTION: This container mouth washing nozzle apparatus 10 is provided with an aperture part 119 to be brought into contact with the mouth part 102 of a container to be washed and provided with a seal member, a cylindrical nozzle supporting member 11 having a wastewater hole in the bottom part, and a nozzle pipe 20 to which a nozzle 21 for jetting washing water in a fan-like shape is attached and which is supported in a freely rotatable manner by a nozzle supporting member 11 connected with a washing water supply source. The nozzle pipe 20 is rotated by an air cylinder 30 as to change the jetting angle of the washing water jetted out of the nozzle in the fan-like shape.
Patent JP-2001174359-A (JP)
Title: Leakage inspecting method for buried lp gas pipe and its device
Inventor: KUMAKURA KOICHI
IPC: G01M3/20
Filed: 1999-12-15
Abstract: PROBLEM TO BE SOLVED: To provide a leakage inspecting device for buried LP(liquefied petroleum) gas pipe capable of inspecting a gas leakage without stopping gas feed and easily discovering a leakage position without opening an inspection hole by boring on the ground. SOLUTION: This leakage inspecting device for the buried LP gas pipe is provided with an LP gas feed source 1 having a plurality of LP gas containers 2, a buried LP gas pipe 4 connected to the LP gas feed source 1 and feeding the LP gas to the demand side, a flow meter 17 provided on the LP gas feed source 1 and measuring the gas flow flowing to the demand side, a rare gas injecting device 10 removably connected to the LP gas feed source 1, a controller 25 controlling the rare gas injecting device 10 with the flow detection signal from the flow meter 17 and controlling the injection quantity of the rare gas according to the gas flow, and a rare gas detector detecting the rare gas leaked together with the LP gas into the ground from the broken position of the buried LP gas pipe 4 on the ground to detect the gas leakage position.
Patent JP-H10195589-A (JP)
Title: Induction hardened steel material with high torsional fatigue strength
Inventor: OCHI TATSURO
IPC: C22C38/58
Filed: 1996-12-26
Abstract: PROBLEM TO BE SOLVED: To provide an induction hardened steel material having superior torsional fatigue strength required of shaft parts and excellent in manufacturability such as cold workability by specifying a composition consisting of C, Si, Mn, S, Al. Ti, B, N, P, Cu, O, and Fe, a ratio between effective hardening depth and parts radius, and a hardness in the projected core part, respectively. SOLUTION: A composition, containing, by weight, 0.35-0.60% C, 0.01-0.15% Si, 0.2-1.60% Mn, 0.005-0.15% S, 0.010-0.06% Al, 0.005-0.050% Ti, 0.0005-0.005% B, and 0.0015-0.008% N, also containing P, Cu, and O limited to <=0.020%, <=0.05%, and <=0.0025%, respectively, and having the balance Fe with inevitable impurities and further containing, if necessary, prescribed amounts of Cr, Mo, Ni, Nb, and V, is provided. Moreover, the ratio between the effective hardening depth (t) of steel material and the radius (r) of parts, t/r, is regulated to 0.3-0.6, and the hardness in the projected core part, represented by Hp-core=Hcore/(1-t/r) (where Hcore means the hardness in the core part), is regulated to >=HV400.
Patent JP-H11261369-A (JP)
Title: Surface acoustic wave device
Inventor: INOUE SHINJI
IPC: H03H9/25
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To provide a surface acoustic wave device which has an optimum crystal cut angle of LGN(La3 Ga5.5 Nb0.5 O14 crystal) expected to have properties superior to those of a piezoelectric material and an optimum propagation direction of a surface acoustic wave. SOLUTION: This device has a langasite structure and is constituted by providing interdigital excitation electrode (IDT electrode) 2a (input side) and 2b (output side) for exciting a surface acoustic wave on a cut surface 1a of a substrate 1 made of oxide single crystal containing at least lanthanum, gallium, and VA-group elements. In this case, the cut angle of the substrate and the propagation direction of the surface acoustic wave meet the equations in Eulerian angle representation (ϕ, θ, ψ) ϕ=a1+60 deg.×b1, θ=a2+180 deg.×b2, and ψ=a3+180 deg.×b3, where 45 deg. <=a1<=55 deg., 115 deg.<=a2<=135 deg., 30 deg.<=a3<=50 deg., and b1, b2, and b3 are integers.
Patent JP-2000180999-A (JP)
Title: Photographic element
Inventor: MASKASKY JOE EDWARD
IPC: G03C7/00
Filed: 1999-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a photographic element having remarkably enhanced photographic characteristics. SOLUTION: The photographic element consists of a substrate and at least one emulsion layer coated on the substrate and containing (a) radiation sensitive silver halide grains, (b) a sensitizer for the silver halide grains, (c) a hydrophilic colloidal organic vehicle containing a deflocculant for the silver halide grains and (d) a light scattering particulate material. The silver halide grains include flat, plate-like grains having an average aspect ratio of at least 2.0, having  111} principal face, containing >50 mol% bromide based on the amount of silver and occupying >50% of the total projection area of all the grains. The sensitizer includes a sensitizer that is an electron donor and can be fragmented. The deflocculant is water-dispersible cationic starch. The light scattering particulate material has an aspect ratio of <1.5 and is dissolved to be removed from the emulsion layer.
Patent JP-H06193993-A (JP)
Title: Chemical heat pump refrigerating system with heat storing function and operating method therefor
Inventor: KUKI HARUO
IPC: F25B17/08
Filed: 1992-12-21
Abstract: PURPOSE:To construct a cogeneration system which can be efficiently operated by providing a chemical heat pump having a heat storing function. CONSTITUTION:An adsorption tower 6 of an adsorption refrigerator 1 or an absorber of an absorption refrigerator is connected to a heat storing tank 4 via first passage switching means 22. The tank 4 stores the same liquid as refrigerant of the refrigerator 1 or the absorption refrigerator as heat storage material. When the means 22 is opened, the tower 6 or the absorber absorbs the material in the tank 4 to alter the material in the tank 4 to ice to be heat stored. When the stored cold is output, the means 22 is closed, second passage switching means 22 is opened, refrigerant on the surface of an evaporator 3 for the heat storage unit is condensed on the surface of the member in the tank 4. In this case, cold generated from the evaporator 3 for the unit is used.
Patent JP-2000176920-A (JP)
Title: Core unit for extrusion molding machine
Inventor: SAWADA KUNIO
IPC: B29C48/30
Filed: 1998-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a low cost core unit for an extrusion molding machine, the machining and hardening of which are easy. SOLUTION: A spider constituting a core unit 1 is produced by forming fittingly inserting holes 6a-6c parallel to an extrusion direction in one horizontal row. Further, since the height dimension of each of cores 8-10 or the height dimension between each of core main bodies 8a-10a and each of fittingly inserting shaft parts 8b-10b is made nearly equal to the height dimension of each of the fittingly inserting holes 6a-6c and machined straight, the highly accurate machining of each core is executed easily at low cost. In addition, since at the fittingly inserting shaft parts 8b-10b, screw inserting holes are bored at positions coinciding with the screw hole of each of the fittingly inserting holes 6a-6c the core can be tightly fixed by penetrating a set screw in the screw hole.
Patent JP-H10164940-A (JP)
Title: Small welsh onion harvester
Inventor: ABE TAKASHI
IPC: A01D17/10
Filed: 1996-12-05
Abstract: PROBLEM TO BE SOLVED: To provide a small welsh onion harvester for the purpose of reducing the labor of harvesting small welsh onions and shortening time. SOLUTION: For this small welsh onion harvester, for the harvesting work of the small welsh onion G and a spring onion, clamping belts A and A' with an elastic material for clamping and pulling off the small onion G and clamping and carrying the small onion to a pilling base are turned to a main device, the claming belts B and B' with the elastic material for clamping a leat part and preventing the carrying delay of the dispersed leaf parts of leaves are turned to auxiliary belts, the interval of lines is easily widened since pull-off and carriage are performed by a pair of the clamping belts with the elastic material and a caterpillar type traveling device D and a piling device F, etc., are combined.
Patent JP-H09227788-A (JP)
Title: New dye compound used for various applications
Inventor: ERITSUKU KIIKAN
IPC: C09B55/00
Filed: 1996-12-26
Abstract: PROBLEM TO BE SOLVED: To obtain a new dye compound capable of admixing to a hydrophilic colloidal layer of a photographic material in a non-transferring state, being decolored and removed in an alkaline aqueous liquid during the treatment of the material and reducing the dispersion of an incident light in the photographic material, and useful for the photographic material such as an X ray material.  
     SOLUTION: This new dye compound is a compound of formula I [Q 1  is a (substituted) (heterocyclic) aromatic ring; Q 2  is an atom necessary for closing a ring and allowed to have a substituting group; R is a (substituted) alkyl, a (substituted) alkenyl, a (substituted) aryl, a (substituted) heteroaromatic group, etc.; (n) is 0, 1]. For example, 6-(2 hydroxyethyl)-2-phenyl-4-(4 dimethylaminophenyl)-6-aza-2H-3,5,6,7-tetrahydroindazole-3,5,7-trione. The cited compound is obtained by reacting 3 ethoxycarbonyl-1-phenyl-4,5- dihydropyrazole-5-one with a compound of formula II to obtain a compound of formula III, and subjecting the obtained compound to a ring closing reaction. 
     COPYRIGHT: (C)1997,JPO
Patent JP-H05172572-A (JP)
Title: Electronic water depth meter
Inventor: TONEGAWA NOBUYUKI
IPC: B63C11/02
Filed: 1991-12-25
Abstract: PURPOSE:To enable depressurization stop and surfacing in safe activity available time and improve safety in diving by calculating the safe activity available time taking the time for the depressurization stop and surfacing into account and dividing following to this. CONSTITUTION:In a pressure sensor 21, gas pressure of a bomb 20 is introduced and sensor 21 detects the pressure of the bomb 20 and outputs to an amplifier circuit 22. The circuit 22 amplifies the detected signal input from the sensor 21 and outputs to an A/D conversion circuit 23. The circuit 23 converts the analog detection signal input from the circuit 22 to digital signal and outputs to a CPU14. The CPU14 calculates the diving available time based on the detection signal. Also, the CPU14 calculates a safe activity available time using the diving available time, water depth and diving time, depressurization stop depth, depressurization stop time and standard surfacing velocity. The calculated safe activity time is indicated on a display 3.
Patent JP-2001175496-A (JP)
Title: Memory control circuit
Inventor: TANAKA TAKASHI
IPC: G06F11/22
Filed: 1999-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a memory control circuit for efficiently verifying an LSI, on which a memory is loaded by quickly initializing the memory. SOLUTION: A ring oscillator 10 generates a high-speed clock signal in a reset signal period. A counter 20 inputs the high-speed clock signal, and generates initial value write address of a memory 60. A writing address signal selecting circuit 40 inputs the initial value writing address signal generated by the counter and a data write address signal in a normal operating state, and selects the initial value write address signal according to a reset signal, and inputs it to a memory. A write control signal selecting circuit 50 inputs the high-speed clock signal and a wiring control signal in a normal operating state, and selects the high-speed clock signal according to the reset signal, and outputs it to the memory.  A write data selecting circuit 30 inputs the prescribed initial value data and a memory wiring data in the normal operating state, and selects the initial value data according to the reset signal, and outputs it to the memory.
Patent JP-H11184961-A (JP)
Title: Picture recognition device
Inventor: YAMAZAKI SHUICHI
IPC: G06K7/00
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To speed up read processing by automatically discriminating whether a code to be read is one-dimensional or two-dimensional and reading the code by a method appropriate to each case and to make it possible to speed up reading of a two-dimensional bar code by automatically fetching a picture where a sensor is focused and speeding up a threshold decision processing for the picture at the time of reading the two-dimensional bar code. SOLUTION: A CPU 2 performs a system program for one-dimensional bar code reading when starting to read the bar code, an inputted digital signal is decoded and it is judged whether or not the one-dimensional bar code is detected when the digital signal is inputted from a laser light receiving part of a laser scanner 3, and it is transferred to reading of the two-dimensional bar code when it does not detect the one-dimensional bar code. Then, the CPU 2 stores the digital signal inputted from an area sensor 4 and performs the decode processing.
Patent JP-2001139007-A (JP)
Title: Impulse electric heater sealing machine
Inventor: SAKAMOTO TOSHIRO
IPC: B65B51/10
Filed: 1999-11-11
Abstract: PROBLEM TO BE SOLVED: To provide an impulse electric sealing machine for efficiently sealing powder, grains and articles similar to the powder and grains filled in a synthetic resin bag or the like. SOLUTION: While a bagged product transferred by a conveyor is clamped by a pair of bag transfer chains and carried, heater wires of an impulse sealing section moved symmetrically with the above carriage are pressed and brought into contact with the product by an air cylinder through a Teflon sheet to fusion seal a bag mouth section, and then quickly quenched on a cooling section, and the pressure or the air cylinder is released to release the contact of the heater wires, and the impulse sealing section is returned to the starting position by the operation of another air cylinder, and thereafter similarly the filled bags are efficiently sealed repeatedly.
Patent JP-H06192846-A (JP)
Title: Ni-b electrolees-plating solution, plating bath or replenishing solution and plating method
Inventor: KONDO KOICHI
IPC: C23C18/34
Filed: 1992-12-25
Abstract: PURPOSE:To obtain an Ni-B electroless-plating soln. capable of forming a plating film with less defects by incorporating 2,2'-thiodiethanol of specified concn. into the Ni-B electroless-plating soln. contg. nickel sulfate, a complexing agent and a boron-contg. reducing agent. CONSTITUTION:54 to 900mg/l of one or two kinds selected from 2,2'- thiodiethanol and thiodiglycolic acid are incorporated into an Ni-B electroless- plating soln. contg. about 1-10g/l of nickel sulfate, about 2-15g/l of a complexing agent (oxycarboxylic acid, etc.) and about 1-10g/l of a boron-contg. org. reducing agent (dimethylamine borane), and 0.9-4.0 pts.wt. of the additive is used for 100 pts.wt. of nickel ion. An Ni-B electroless-plating soln. capable of forming a film with the defects and roughness reduced is obtained in this way.
Patent JP-2001177055-A (JP)
Title: Surface mounting structure of ic, ceramic base and crystal oscillator
Inventor: OKAJIMA YUKIHIRO
IPC: H01L25/16
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a surface mounting structure of an IC, a ceramic package and a crystal oscillator, using a conductive adhesive 8 wherein the electric short circuit is avoided to raise the connection strength. SOLUTION: In the surface mounting structure of an IC 2 which has a plurality of bumps 5 and fixed to a ceramic base 1, corresponding holes 11 are provided in the ceramic base and a conductive adhesive 8 is buried, inserted in the holes 11 and firmly fixed. In the ceramic base 1 which has the IC 12 having the plurality of bumps 5 and is mounted on the base surface, corresponding holes 11 are provided in the base surface. In the crystal oscillator composed of a ceramic package having a recess, the IC 2 having the plurality of surface mounted bumps 5 and a quartz piece 3 held on a side wall, corresponding holes 11 are provided in the bottom surface, the conductive adhesive 8 is buried, and the bumps 5 are inserted in the holes 11 and firmly fixed.
Patent JP-2000174110-A (JP)
Title: Device for mounting and dismounting cover for wafer carrier, device for moving the same, and device for horizontally moving body to be carried
Inventor: TANIYAMA YASUSHI
IPC: H01L21/68
Filed: 1998-12-01
Abstract: PROBLEM TO BE SOLVED: To synchronously turn a plurality of key parts for locking or unlocking a lock unit mounted on the cover of a wafer carrier in both forward and reverse directions. SOLUTION: A second pneumatic cylinder 26 is disposed on the back of a cover holding plate 5 opposed to a cover 3 of a wafer carrier C placed on a load port unit L, and link plates 23 mounted on a pair of key parts 4 and a connecting plate 25 connecting the link plates 23 form a parallel link mechanism Q. The pair of key parts 4 are synchronously turned in both forward and reverse directions by a set angle by moving the connecting plate 25 along an arc by the pneumatic cylinder 26.