baber/WOPTO huggingface dataset:
Patent JP-H0912502-A (JP)
Title: New trans-hydrindane derivative
Inventor: TAKAHASHI KAZUHIKO
IPC: C07C49/23
Filed: 1995-06-26
Abstract: PURPOSE: To obtain the subject new compound expressed by a specific formula and capable of efficiently and safely carrying out synthesis of important synthetic intermediate for vitamin D derivative. CONSTITUTION: This compound is expressed by formula I (X is a halogen; Y is cyano, formyl or an acyl), e.g. (3R)-3-(1R,3aR,7aR)-octahydro-4-(E)- bromomethylene-7a-methyl-1H-indene-1-yl)-butanenitrile. Furthermore, the compound is preferably obtained by oxidizing the hydroxyl group of a compound of formula II with an oxidizing agent such as chromic acid, successively reacting the resultant compound of formula III with a halogenomethyltriphenylphosphonium halide and a strong base and subjecting the reaction product to Wittig reaction, etc.
Patent JP-S6243623-A (JP)
Title: Circuit structure for liquid crystal display device
Inventor: MATSUHASHI NOBUAKI
IPC: G09G3/36
Filed: 1985-08-20
Abstract: PURPOSE:To simplify the constitution of a driving circuit and to reduce the power consumption and size by providing a row electrode driver a changeover terminal for a one-terminal lead-out mode and a both right- and left-terminal lead-out mode and leading signals out of row electrodes of a display panel from one or both sides. CONSTITUTION:A matrix type liquid crystal display device is provided with the liquid crystal display panel formed by adding an address switching element to respective picture elements of a matrix type display pattern. A signal is applied to a switching element of this display panel from a row electrode and a row electrode driving circuit is connected to the row electrode to deal with terminal leading-out operation in one and both right and left directions. Further, the changeover terminal for the one-terminal directional leading-out mode and both right- and left-terminal directional leading-out mode is provided. When this driving circuit is set for the both right- and left-terminal directional leading- out mode, a clock signal and a start signal applied to the row electrode is made common between the right and left terminals. Then, the constitution of the driving circuit is simplified and the power consumption and size are reduced.
Patent JP-H0738991-A (JP)
Title: Edge for speaker and its manufacture
Inventor: MIZONE SHINYA
IPC: H04R31/00
Filed: 1993-07-26
Abstract: PURPOSE:To provide an edge for speaker, and its manufacture which displays excellent performance by solving problems such as deterioration in air-tightness, low strength and lack in flexibility in a speaker edge used for various acoustic equipments. CONSTITUTION:Paper pulp 3 on the surface of which a polyurethane resin 4 is fixed and a polyurethane elastomer fiber 5 are blended and the polyurethane elastomer fiber 5 and the polyurethane resin 4 are molten and adhered by hot press forming to improve the air-tightness and the strength and the speaker with a low minimum resonance frequency (f0) is realized by using the speaker edge with flexibility of the polyurethane elastomer fiber 5.
Patent JP-H1031449-A (JP)
Title: Display device, and method and device for producing correction data therefor
Inventor: OGUCHI TAKAHIRO
IPC: H01J31/12
Filed: 1996-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a correction data producing method and device therefor capable of obtaining correction data at a high speed for correcting variations in characteristics of plural elements for a display panel, and a display device capable of displaying a high quality picture by using the correction data. SOLUTION: An emission current value emitted from an electrically energized and driven surface-conduction type emission element is found form an Ie monitor circuit 111 by using a display panel 101 having a multi-electron source arraying plural surface conduction type emission elements in a matrix form, and selecting one of the plural surface conduction type emission elements of the multi-electron source of the display panel and driving it electrically. An error between this current value obtained and a target current value is calculated, and correction data are produced for correcting the difference to be stored in an address corresponding to the element of LUT(Look Up Table) 109. And, based on the correction data stored in the LUT 109, a voltage value outputted from a voltage driver 108 is changed and the corresponding element is driven for a display.
Patent JP-S6076159-A (JP)
Title: Semiconductor device
Inventor: YOSHIHARA TSUTOMU
IPC: H01L27/08
Filed: 1983-09-30
Abstract: PURPOSE:To prevent latch-up by arranging a first conduction type deep region biassed at positive potential so as to surround a second conduction type shallow diffusion region over which an input signal from the outside is transmitted. CONSTITUTION:An input signal 1 to an IC is brought into contact with a substrate by an N type region 3 formed in a P well 2 and a P type region 5 shaped in an N well 4, and inputted into the IC in the direction of the arrow 6. N well regions 7 biassed to a positive power supply Vcc are arranged so as to surround the P well region 2 containing the N type region 3. On the other hand, P well regions 8 biassed to a negative power supply Vcc are disposed so as to surround the N well region 4, the inside thereof contains the P type region 5. A latch-up phenomenon is inhibited because injected electrons an holes are each absorbed to the N well regions 7 biassed to the positive power supply Vcc nd the P well regions 8 biassed to the negative power supply Vcc and do not reach to the inside of the IC.
Patent JP-H0352901-A (JP)
Title: Preparation of aqueous polymer dispersion
Inventor: GINTAA RINKU
IPC: C08F251/00
Filed: 1990-07-11
Abstract: PURPOSE: To obtain an aqueous polymer dispersion which is stable and has fluidity and is used for a sizing agent for paper by polymerizing semicontinuously a diene, vinyl arom. monomer and comonomer in the presence of dextrin with a specified mol.wt. distribution by using a free radical initiator.  
     CONSTITUTION: 100 pts.wt. monomer or monomer mixture consisting of 20-100 wt.% diene, 0-80 wt.% vinyl arom. monomer and 0-50 wt.% ethylenically unsaid. monomer are semicontinuously polymerized in the presence of 10-200 pts.wt. dextrin wherein the ingredient with mol.wt. being larger than 5,000 exists at least 50 wt.% and the ingredient with mol.wt. being larger that 10,000 exists less than 5 wt.% and which may be chemically modified in some cases by using a free radical initiator to obtain the objective aqueous polymer dispersion. 
     COPYRIGHT: (C)1991,JPO
Patent JP-S6427242-A (JP)
Title: Manufacture of semiconductor device
Inventor: KOBAYASHI DAISAKU
IPC: H01L21/3065
Filed: 1987-07-22
Abstract: PURPOSE:To prevent generation of pin holes and short-circuiting of wiring between layers by allowing hillock to be grown highly on a metal film surface for wiring using high-temperature heating process and by utilizing a low temperature in the succeeding processes to eliminate etching exposing the hillock only and to form an insulating film between layers on the entire surface. CONSTITUTION:Heat processing within N2 environment is performed by the following process, hillock is allowed to grow 0.8 to 1.0mum high on the surface of aluminum film 3, and to allow contact between an N-type epitaxial layer 1 and aluminum film 3 in contact hole to be close. Then, a photoresist 4 is coated thinner than the height of hillock and a known baking process is performed to it. After eliminating the photoresist 4, the entire surface is coated by a plasma silicon nitriding film 6 which is 1mum in thickness. Then, the second- layer aluminum film 7 is formed and patterned. It allows generation of pin holes and the resulting short-circuiting between wiring layers to be prevented.
Patent JP-H0510935-A (JP)
Title: Method and apparatus for measuring volatile constituent in soil
Inventor: FUKUDA MUNEHIRO
IPC: G01N30/06
Filed: 1991-06-28
Abstract: PURPOSE:To enable measurement of constituents of very small amounts in the field by a method wherein gas is forcedly made to flow through an adsorber pipe put into soil and, after dynamic adsorbtion of the gas, volatile constituents are desorbed by heat and analyzed by a portable gas chromatograph. CONSTITUTION:A small hole 4 is bored in a place of measurement and a sampling probe having an adsorber pipe 3 provided in the fore end of a tube 2 is set in this hole 4 through a packer 1. After the sampling probe is set, gas in the hole 4 is sucked through the adsorber pipe 3 and dynamic adsorption is made. After the gas is sucked in a prescribed quantity, suction is stopped, the sampling probe is drawn out of the hole 4, the adsorber pipe 3 is set in a heat desorption device, and while heat adsorption of an adsorbed constituent is executed, analysis by a gas chromatograph is conducted. First, the desorption of the adsorbed constituent starts in the heat desorption device and a desorbed gas thereof is separated by a separation column of the gas chromatograph. The state of separation depends on the condition of temperature of an oven, and therefore it is preferable that the temperature of the oven is controlled according to a set program.
Patent JP-S6244249-A (JP)
Inventor: JIEEMUSU BII ETSUKENHOFU
IPC: A61D7/00
Filed: 1986-08-05
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H0932953-A (JP)
Title: Gas diffusion valve
Inventor: KAWAHARA HIROHITO
IPC: F16K15/04
Filed: 1995-07-20
Abstract: PROBLEM TO BE SOLVED: To facilitate connection, to have excellent earthquake resistance and deformation resistance, to eliminate a fear of corrosion occurring and an adverse influence being exercised on a line, and to improve economical efficiency. SOLUTION: A gas diffusion valve comprises a valve seat 8 located in a valve body 3 connected to a lead-out pipe led out from a line; a valve element 10 arranged in a valve body 3 and adhered to or separated away from a valve seat 8; a valve element 10 adhered to the valve seat 8 by the pressure of gas and through the energizing force of a spring 19 and a discharge pipe 13 having one end, making contact with the valve element 10 or positioned in the vicinity thereof, and a communication hole 15 formed in a side in the vicinity of one end part and the communication hole 15 opened to the inner side of the valve body 3 when the valve body is pressed and moved against a pressure of gas and the energization force of the spring 19. Further, an adhesion surface 11 adhered to the valve seat 8 of the valve element 10 is formed in a spherical surface and at least the valve body 3 is formed of polyethylene.
Patent JP-S6341670-A (JP)
Title: Speed control device in hydraulic power plant installation
Inventor: ONUMA SHOICHI
IPC: F03B15/20
Filed: 1986-08-07
Abstract: PURPOSE:To unify the detection of speed of a runner and the opening and closing operation of guide vanes to eliminate peripheral units, by moving an actuating rod in accordance with the difference between a centrifugal force generated in accordance with the rotation of a speed control device and a compression force of a resilient force. CONSTITUTION:When a runner 3 is rotated, the torque thereof is transmitted from a water turbine shaft 5 to pendulum arms 18a, 18b through transmitting means 7 through 12, the main body of a pendulum unit 13 constituting a mechanical speed detecting device and support sections 21a, 21b, and therefore, weights 21a, 21b generate centrifugal force. The deformation of a compression spring 19 varies in accordance with the degree of centrifugal force to vertically move an actuating rod 22 so that guide vanes 2 are turned by means of a turn buckle 23 and the actuating rod 22. As a result, the volume of water fed to the runner 3 varies to control the rotational speed of the runner 31 with this arrangement it is possible to perform the detection of speed of the runner 3 and the opening and closing operation of the guide vanes 2 in unification.
Patent JP-S6246889-A (JP)
Inventor: SAITO CHUICHI
IPC: B66B23/22
Filed: 1985-08-23
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-2000020021-A (JP)
Title: Method for driving plasma display panel
Inventor: SETOGUCHI NORIAKI
IPC: G09G3/292
Filed: 1998-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for stably driving a plasma display panel, which is constituted of a cell assembly having a memory function, by suppressing the rise of background light emission by priming electrical discharge. SOLUTION: Relating to a plasma display panel, in which a first and a second electrodes are parallelly arranged on a first printed board for each display line, in which a third electrode is arranged on a second printed board oppositely facing the first printed board in such a manner as to cross the first and the second electrodes, and in which a light emitting display is repeatedly performed using the selective write discharge for writing display data, for the cell of the display line selected by either one of the first or the second electrodes and by the third electrode and using the maintenance discharge of holding the selective write discharge; the pulse (voltage Vw) of a voltage, which is higher than the priming pulse (voltage Vw') for carrying out priming discharge thereafter, is applied between the first and the second electrodes only when the cell is actuated.
Patent JP-H091422-A (JP)
Title: Curved surface tip saw
Inventor: AONO TOSHIO
IPC: B23D61/04
Filed: 1995-06-16
Abstract: PURPOSE: To prevent the damage and breakage of a cutting blade tip and the base body of a saw blade, and the deterioration of material due to cutting heat or the frictional heat of a side surface and so on, by forming both side surfaces, continuing with the cutting blade surface of a cutting blade tip, of the side surface of a curved surface having an appropriate radius. CONSTITUTION: In the abrasion working for a tip side surface 3, a grinding wheel, having the radius R1 or R2 of a tip side surface needed to the tip deposited surface of a saw blade, is installed in parallel to the upper and lower surfaces of the saw blade, that is, to an X-X axis; and is rotatingly abraded at a high speed; also the rotation spindle of the saw blade itself is fitted to a Y-Y axis. The abrasion of the saw blade, installed like this, by rotating the saw blade at a speed of 3-5 minutes to one rotation, forms both the side surfaces 3 of a cutting blade tip 2 into a curved surface. In the side surface 3 of the tip 2, formed like this, the length of the contact line of the tip 2 is short at the point of the time of small side surface abrasion.
Patent JP-S60158978-A (JP)
Title: Device for holding cable or the like of welding robot
Inventor: KITSUI AKIO
IPC: B25J19/00
Filed: 1984-09-05
Abstract: PURPOSE:To prevent the floating part of a cable or the like from moving along a guide ring and from being sandwiched between an auxiliary arm and a main arm by providing the guide ring extending toward both sides of the auxiliary arm so as to enclose the floating part of the cable or the like to the top end of the auxiliary arm of a welding robot. CONSTITUTION:The floating part 11a of a cable or the like moves along a guide ring 16 according to turning of an auxiliary arm 7 in such a way that said part is positioned at the end 16a on the turning direction side of the ring 16 projecting to one side of a main arm 1 in the beginning of the welding stage and is positioned to the end 16b of the ring 16 on the opposite side projecting to the other side of the arm 1 in the end period of welding and therefore the part 11a of the calbe or the like is prevented from being sandwiched between the arm 7 and the arm 1.
Patent JP-2000021361-A (JP)
Title: Manufacture of large capacity battery case
Inventor: HONGO KUNIHIKO
IPC: B21D22/28
Filed: 1998-06-30
Abstract: PROBLEM TO BE SOLVED: To eliminate the occurrence of a defect such as a pinhole by abolishing welding, and to improve the working efficiency and mass productivity by forming a bottomed cylindrical body by drawing up the peripheral part by performing a drawing process on a plate material, thinning the body part peripheral surface of the cylindrical body by performing a squeezing process, and thickening the necessary part such as the opening part. SOLUTION: A drawing working is performed on a single plate material (a) in a possible range, and the peripheral part is drawn up to form a bottomed cylindrical body 1. For a welding working performed by inserting an electrode inside a battery case 2, the thick part 3 is formed in the opening part, and the body part peripheral surface is thinned by applying an ironing working to form the battery case 2. A side wall of the battery case 2 is thinned to reduce weight. Reliability and durability of the joining part by a welding working are also improved in a metallic material, and a product quality as a cell is improved. Since the thick part is formed in the necessary part, strength of the battery case 2 can be improved according to an electrolytic substance and the size inserted into the battery case 2, or the thick part 3 can be arranged.
Patent JP-H0350552-A (JP)
Title: Electrophotographic sensitive body
Inventor: KIKUCHI NORIHIRO
IPC: G03G5/06
Filed: 1989-07-19
Abstract: PURPOSE:To obtain the electrophotographic sensitive body having a practically high-sensitivity characteristic and the stable potential characteristic in repetitive use by forming a photosensitive layer of a specific azo pigment. CONSTITUTION:The photosensitive layer is so formed as to have the structure combined with the substd. or unsubstd. arom. hydrocarbon ring or arom. heterocyclic ring which may be combined with the residual org. group expressed by formula I via a bond group. In the formula I, X denotes the residual group necessary for forming the arom. hydrocarbon ring and the arom. heterocyclic ring by condensing with a benzene ring. The electrophotographic sensitive body having the practically high-sensitivity characteristic and the stable potential characteristic in repetitive use is obtd. in this way.
Patent JP-S6077275-A (JP)
Title: Character recognizing device provided with facsimile function
Inventor: IKEZAKI TOSHIYUKI
IPC: G06K9/03
Filed: 1983-10-03
Abstract: PURPOSE:To correct characters after discharging easily while referring the outputted paper surface of a facsimile, to speed up the correction and to improve the processing efficiency by adding an unreadable mark to the outputted paper. CONSTITUTION:Data from an originating facsimile device is received by a facsimile device 10 in a character recognizing device provided with a facsimile function and the source data received by the device 10 are stored in an image memory device 20. Each source data of the device 20 are recognized by the character recognizing device 30 in accordance with a specified format. A mark composing device 40 is connected between the device 20 and the recognizing device 30 and an unreadable mark is added to an unreadable character of the source data by the recognizing device 30 on the device 20. The unreadable mark is recorded on the surface 10' of facsimile output paper. The correction of characters after discharge is executed while referring the output paper surface 10', so that the correction is speeded up and the processing efficiency is improved.
Patent JP-H0912292-A (JP)
Title: Pallet clamp confirming device
Inventor: YAMAMOTO HIROAKI
IPC: B66F9/24
Filed: 1995-06-27
Abstract: PURPOSE: To dispense with that an operator visually confirms the clap state of a pallet, by providing a sensor by which an alarm device is operated after a dog on the intermediate part between right and left arms of the pallet clamp is pressed. CONSTITUTION: Arms 8 are spread outward, and a fork is inserted until a pallet reaches the vertical wall 11 on the rear part of a driver's stand. The arms 8 are clamped inward and fixed by springs 12. A central stringer of the pallet is pinched by the arms 8, a micro-switch 14 is operated by pressing of the dog 13, and a lamp for confirming the pallet clamp, provided on the driver's stand display is turned on. As a result, when the pallet slips from the pallet clamp such as a case where pinching of the central stringer of the pallet is weak, the fact can be judged by an alarm device of the display part of a driver' s seat, and therefore, visual, confirmation by an operator is not required.
Patent JP-H1130753-A (JP)
Title: Optical microscope
Inventor: TSUCHIYA ATSUHIRO
IPC: G02B21/00
Filed: 1997-07-10
Abstract: PROBLEM TO BE SOLVED: To provide an optical microscope which is small-sized and whose operability is excellent. SOLUTION: An extremely low magnification objective lens is constituted of a 0.5-power objective lens 82 and an auxiliary lens cube 73 for 0.5-power and the lens 82 is attached to a revolver 81 together with the other objective lens 83 and is selectively mounted/demounted on/from an observation optical axis 3, and also the lens cube 73 is attached to a turret 72 together with the other fluorescent cube 74 and is selectively mounted/demounted on/from the observation optical axis 3. When the lens 82 is inserted in the observation optical axis 3 by the revolver 81, it is interlockingly inserted in the observation optical axis 3 of the lens cube 73 by the turret 72, so that observation by the extremely low magnification objective lens is made possible.
Patent JP-S5886396-A (JP)
Title: Gas-liquid dispersing device for plate fin type heat exchanger
Inventor: UENO KOUICHI
IPC: F25J3/00
Filed: 1981-11-17
Abstract: PURPOSE:To make it possible to grasp the actual state of gas-liquid dispersion and to equalize the mixing ratio of a gas to a liquid or vice versa by a method wherein the gas and the liquid are supplied to a center bar in their own phases respectively and then joined together at the center bar. CONSTITUTION:The liquid entered a header 30 from an inlet 49 is distributed uniformly into a group of intermediate fins 28 through a group of distribution fins 28 through a group of distribution fins 24 and after flowing up through the intermediate fins 28, it flows into a clearance 47 via throughholes 39 formed in the rear surface of the center bar 25. On the other hand, the gas entered a header 31 from an inlet 50 flows into an inflow section of a connecting groove 34 formed in the front surface of the center bar 25. As the connecting groove 34 communicates with the center bar 25 over the entier width of the latter, the gas entered the groove 34 is distributed uniformly over the entire width of the center bar, enter the clearance 47 via an inflow groove 35 so as to joint the liquid. A two phase flow of the gas and the liquid thus produced then enters a group of effective fins 21 so as to exchange heat with a heat medium.
Patent JP-S6341579-A (JP)
Title: Semisolid ink
Inventor: YUASA TOSHIYA
IPC: C09D11/02
Filed: 1986-08-08
Abstract: PURPOSE:To obtain the title semisolid ink that contains carbon black with a specific volatile content in a specific amount, thus being useful in image processors, electronic typewriters, facsimile and other purposes. CONSTITUTION:The objective semisolid ink contains 0.5-40wt% of carbon black with 16 or less, preferably 10 or less volatile content and is used in the filmless heat transfer recording where the ink is heat-melted, allowed to flow out of the nozzle and transfer to the recording medium. The semisolid ink is produced, e.g., by melting a hot-melting binder such as wax or a thermoplastic resin, preferably at 100-200 deg.C, adding carbon black, a softening agent and other additives to the melt and dispersing the components thoroughly by mixing.
Patent JP-H0833309-A (JP)
Title: Thrust generator
Inventor: SANO NOBORU
IPC: H02K41/06
Filed: 1994-07-14
Abstract: PURPOSE:To obtain a thrust generator which can generate thrust without requiring any special mechanism for generating mass eccentricity. CONSTITUTION:Thrust is generated through a mass eccentricity generating means for shifting the center of gravity of a rotor 11, being imparted with rotating force through magnetic interaction with a stator 5, in the linear direction while rotating eccentrically with respect to the axis.