baber/WOPTO huggingface dataset:
Patent JP-H10168501-A (JP)
Title: Production of hydrogen storage material powder and electrode formed by using hydrogen storage material powder obtained by this process
Inventor: ISHII MASATOSHI
IPC: H01M4/38
Filed: 1997-10-09
Abstract: PROBLEM TO BE SOLVED: To obtain hydrogen storage material powder having an excellent preservable property and handling property by treating the hydrogen storage material powder with an acidic or alkaline soln. of a conjugate unsatd. compd. contg. >=5 pieces of conjugate π bonds in one molecule. SOLUTION: While the hydrogen storage material powder to be used is not particularly limited, the alloy of an MnNi5 system (Mn; mischemetal) is preferable in terms of a cycle life when the alloy is made into a battery. The acid for making the treating liquid acidic may be adequately selected from ordinary mineral acids and more preferably the use of hydrochloric acid is recommended. The alkali for making the treating liquid alkaline is not particularly limited either and the combination use of lithium hydroxide is recommended. The conjugate unsatd. compd. to be used is more specifically an arom. or heterocyclic compd. and the mol.wt. thereof is preferably >=100. Such component includes phenols, etc. The treatment of the hydrogen storage material is preferably executed by immersing the soln. prepd. in the manner described above into this alloy under stirring.
Patent JP-H09112165-A (JP)
Title: Three-leg type ladder
Inventor: SUZUKI MASAAKI
IPC: E06C1/38
Filed: 1995-10-13
Abstract: PROBLEM TO BE SOLVED: To ensure a coupling state between a support lever body and a ladder body and to block the occurrence of unexpected rotation of the support lever body through engagement between an engaging protrusion part and a coupling groove part. SOLUTION: A coupling cylinder body 3 the axis of which is vertically arranged is disposed at a ladder body 1 or a support lever body 2 and a coupling groove part approximately in a hookshape is formed in the coupling cylinder body 3. An insertion and retraction part insertable in and retractable from the coupling cylinder body 3 is disposed at either the ladder body part 1, at which the coupling cylinder body 13 is not disposed, or the support lever body 2, and an engaging protrusion part slidably engageable with the coupling groove part is formed on the insertion and retraction part.
Patent JP-H04168230-A (JP)
Title: Patenting treatment of high-carbon steel wire by fluidized bed
Inventor: SASAKI MASAJI
IPC: C21D9/64
Filed: 1990-10-31
Abstract: PURPOSE:To produce the steel wire having the strength equiv. to the strength obtainable by conventional lead patenting with a pollutionfree system by hardening the steel wire in a heating furnace and a fluidized bed furnace via the joint part of a specific temp. at the time of the patenting treatment of the high-carbon steel wire. CONSTITUTION:The high-carbon steel wire 6 having <=3mm diameter is un-coiled from an un-coiler 1, is passed in the heating furnace 2 and is heated to 800 to 1000 deg.C at which the structure is austenitized at the time of improving the strength of the above-mentioned steel wire by subjecting the steel wire to the patenting treatment to convert its structure to the tough sorbite structure. The steel wire is held for 1 to 5 seconds in sand 8 for the fluidized bed which is deposited in a joint section 3 with the heating furnace 2 and is regulated in temp. to 50 to 200 deg.C by a cooling pipe 9 and is thereby rapidly cooled before the steel wire is passed through a fluidized bed furnace 4 packed with fluidized bed sand 7; thereafter, the steel wire is passed in the fluidized sand 7 in the fluidized bed furnace 4 kept at the temp. lower by 0 to 20 deg.C than the nose temp. of the TTT curve of the steel wire and is thereby hardened, by which the steel wire is heat treated to the high-strength steel wire having the fine structure on a par with the fines structure obtainable by the lead patenting which involves significant environmental pollution.
Patent JP-H02137920-A (JP)
Title: Synthetic resin coated pc steel material and its coating processing method
Inventor: ROKUSHA HIROMU
IPC: E04C2/06
Filed: 1988-11-18
Abstract: PURPOSE:To obtain an unbond coated PC steel material superior in rust preventive force and frictional resistance, by a method wherein a foaming ratio of a prestressed concrete(PC) steel material side of a coating layer is made lower than that of the outside of the coating layer. CONSTITUTION:A PC steel material 1 is heated up to a fixed temperature by a heating furnace 6, powder coating wit a foamed synthetic resin material is performed by a flow dipping powder coating device or an electrostatic powder coating device 7, the surface of a coating layer is heated at a high temperature by a heating furnace 8 and the same is cooled by a cooling tank 9 after completion of foaming. With this construction, a synthetic resin coated PC steel material is completed. The foaming is low at the inside (PC steel material side) of a dotted line 11 of the coating layer and the foaming is high at the inside (surface side), in a section of the coating layer. Therefore, when a PC steel material 1 is pulled in the direction of an arrow by laying the synthetic resin coated PC steel material under concrete 12, the inside coating layer 2 whose foaming is low and the outside coating layer 3 whose foaming is high are separated from each other in the separation of the coating layers in the concrete 12, in the meantime a slide is generated and frictional resistance is reduced.
Patent JP-H01134512-A (JP)
Title: Non-contact positioning device
Inventor: TAKAHASHI HIROSHI
IPC: F16C32/04
Filed: 1987-11-20
Abstract: PURPOSE:To realize a positioning system with high degree of freedom with use of a small number of electromagnets by using an approximately triangular main plate and three side plates to form an object to be driven and setting the drive means at the positions near the apexes of each side plate set at the main plate side and the apex of the main plate respectively. CONSTITUTION:An object 1 to be driven is formed with a main plate 17 of a right triangle and three side plates 19, 21 and 23 which are not parallel with the plate 17 and are touching three sides of the plate 17. A positioning shaft 17 is fixed to the plate 17. The electromagnets 3, 5, 7 and 9 are arranged near the apexes of plates 19-23 set at the side of the plate 17 with fixed electromagnetic spaces secured so that the electromagnetic force is obtained. While the electromagnets 11, 13 and 15 are set near the apex of the plate 17 with a fixed electromagnetic space secured. For instance, the movements are produced in the directions except the X axis direction by increasing the current flowing to the electromagnet 5 and increasing the magnetic force between the electromagnet 5 and the object 1. These movements are controlled by the magnetic force against the object 1 with increase of the currents flowing to other electromagnets. Thus the object 1 is moved as a whole toward an arrow Fx.
Patent JP-H11126363-A (JP)
Title: Optical information recording and reproducing device
Inventor: ABE TSUGUHIRO
IPC: G11B7/135
Filed: 1997-10-24
Abstract: PROBLEM TO BE SOLVED: To perform the recording or the reproducing of information with respect to recording mediums in which the optimum ratio of a pupil radius to the radius of a light beam at the time the beam is in a specific intensity is different by providing a means changing the light distribution quantity for the pupil in accordance with the recording mediums in the optical path between a light emitting means emitting the light beam and the recording mediums. SOLUTION: The recording or the reproducing of information is performed with respect to the recording mediums in which the optical A/W of a pupil radius W to the radius A of the light beam at the time the light intensity of the beam becomes 1/e<2> is different. A transmissivity-distribution filter 15 is constituted with an element whose light transmissivity is electrically controlled so as to become 1 when it is always insertingly arranged in the optical path between a beam shaping prism 4 and a polarizing beam splitter 5.  Then, the uniformized state of the light quantity distribution which the pupil diameter is more improved than in the case the transmissivity is changed in a step state by constituting a device so that the change of the transmissivity of the transmissivity-distribution filter 15 gradually becomes higher from the area of the central part of the film to the area of the peripheral part of the film.
Patent JP-H03151633-A (JP)
Title: Heat-treating furnace for semiconductor wafer
Inventor: MORISHIMA KAZUHIRO
IPC: H01L21/22
Filed: 1989-11-08
Abstract: PURPOSE:To prevent oxygen gas from permeating by mistake when hydrogen gas is present, by opening and shutting the opening part of a furnace core tube main body, and selecting the gas to be supplied to the furnace core tube main body in accordance with detected results of total gas pressure of exhaust gas, partial pressure of hydrogen, and partial pressure of oxygen discharged from the furnace core tube main body. CONSTITUTION:Partial pressure of hydrogen, partial pressure of oxygen, and total gas pressure of the exhaust gas discharged from a furnace core tube main body 21 are detected by a detecting equipment 81. In accordance with the partial pressure of hydrogen, the partial pressure of oxygen, and the total gas pressure detected by the detecting equipment 81, a first control signal, a second control signal, and a third control signal are generated, respectively. In accordance with a first control signal, a furnace lid 71 arranged at an open end portion 218 of the furnace core tube main body 21 is opened and shut by a driving equipment 74. In accordance with the second and the third control signals, gas to be supplied to the internal space 21A of the furnace core tube main body is controlled by a gas selecting equipment 23. Thereby oxygen gas can be prevented from permeating by mistake when hydron gas is present, and the hydrogen gas can be immediately eliminated when an accident like the generation of cracks occurs in the furnace core tube main body.
Patent JP-H07124704-A (JP)
Title: Horizontal continuous casting method and apparatus thereof
Inventor: HAYASHI KENICHI
IPC: B22D11/128
Filed: 1991-10-11
Abstract: PURPOSE:To cast a round cross sectional cast billet having good roundness even by executing high pressure drawing drive to roll pair for improving the surface and the internal qualities of the cast billet. CONSTITUTION:The roll pairs 11A-11E in the drawing device for executing drawing drive to the cast billet 5 fed out of a mold, are arranged in plural seats so as to separate some interval in the casting direction. The contacting points of these roll pairs 11A-11E to the cast billet 5 are shifted in the peripheral direction in order so that each pair of the roll pairs 11A-11E are not brought into contact with the same position on the peripheral surface of the cast billet 5.
Patent JP-H04167316-A (JP)
Title: Key board apparatus
Inventor: TANI SHIGEMITSU
IPC: H01H13/70
Filed: 1990-10-29
Abstract: PURPOSE:To decrease number of components and assembly man-hours by supplying one nonlinear spring in a shape of continuously arranged cylindrical spring part and conical spring part, on a key top, and push-pressing a membrane switch by means of the nonlinear spring. CONSTITUTION:A key top 1 is thrust up by a nonlinear spring 2. Then, when the key top 1 is pressed, down an end coil part, placed between the cylindrical spring part 2a of a spring 2 and the conical spring part 2b lowers, and presses the contact 4a of a membrane switch 4 equipped between the key top 1 and a frame 3, so as to transmit a signal. Shock which occurs when the spring 2 presses the contact of the switch 4, is absorbed by the cylindrical spring part 2a of the spring 2, so that chattering and damage of the switch 4, may be presented. The switch 4 operates as soon as the spring at the conical part 2b makes close adhesion then the operator can know that the operated key is securely input, from suddenly increased reaction acting on his finger.
Patent JP-S62154989-A (JP)
Title: Electronic conference system
Inventor: KUDO NORIMASA
IPC: H04N7/18
Filed: 1985-12-27
Abstract: PURPOSE:To make images sharp and to facilitate focusing operation by putting selected conference attendants in focus automatically. CONSTITUTION:An animation input device 300 consists of plural animation input parts 310a-310d which have focusing mechanism based upon a focusing signal FOCCAL from a controller 900, an animation selector part 320 which selects one of animation input parts according to a speaker switching signal PID from the controller 900, an animation encoding part 330 which compresses and encodes a selected animation input signal PIN, and an identifier addition part 340 which adds a frame identifier FID and the speaker switching signal PID to the encoded animation data PSD. The animation selector part 320 selects one corresponding animation input part with the sender switching signal PID of the controller 900 to pick up a sender, and sends out its animation input signal PIN to the animation encoding part 300.
Patent JP-H07122775-A (JP)
Title: Optical semiconductor device
Inventor: TAMAI HIDESHI
IPC: H01L31/10
Filed: 1993-10-27
Abstract: PURPOSE:To provide an optical semiconductor device which is high in resistance to adventitious surges and noises. CONSTITUTION:A shallow N<+>-type impurity layer 3 is formed on the surface of a P-type base region 6 which serves as a photodetective surface and short- circuited to an emitter region 9. As an adventitious surge current is made to flow directly into an emitter terminal 1 passing through the emitter region through the intermediary of the high impurity layer 3, it can be discharged out without being increased by hfe times, so that adventitious surges or noises can be relatively lessened in intensity to light signals.
Patent JP-H03153068-A (JP)
Title: Semiconductor device
Inventor: MARUO YUTAKA
IPC: H01L27/04
Filed: 1989-11-10
Abstract: PURPOSE:To reduce the area of a capacitor for boosting service by forming a high density impurity diffusion layer within a semiconductor substrate, further forming an insulation film on the diffusion layer with ferroelectrics, and moreover electrodes on the insulation film with polycrystal silicon, metal or metal compounds. CONSTITUTION:After a silicon nitriding film is deposited on a P type silicon substrate 114, an attempt is made to keep the silicon nitriding film only in a region for element formation and selectively grow a LOCOS oxidizing film 115, using the silicon nitriding film as a mask. Then, an attempt is made to bore a reserved region for electrode formation of a MOS capacitor in order to form an electrode 117 after the removal of the silicon nitriding film. More specifically, P ions are implanted under the condition of dosage (4X10<15>cm<-2>). Then, a tantalum oxidation film 116 is deposited after the removal of resist. The tantalum oxidation film outside the reserved area for electrode formation is eliminated. A silicon oxidation film is formed to form a gate film. Then, a polycrystal silicon film layer is formed all over the surface. After the P ions are diffused into the polycrystal silicon, gate electrodes 101 and 105 are formed.
Patent JP-2000122089-A (JP)
Title: Liquid crystal display device
Inventor: BAN ATSUSHI
IPC: G02F1/136
Filed: 1998-10-15
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display device which has a lightproof pattern without any deterioration of OFF characteristics of a thin film transistor(TFT) by reducing quantity of light, reflected by a black matrix and a color filter incident on the TFT, even in the case signal wiring is formed with a transparent conductive film. SOLUTION: Scanning wiring is formed by patterning Ta. A semiconductor layer 21 of a TFT 5 is formed and simultaneously the semiconductor layer 21 is formed also in a region of a lightproof pattern 6a under signal wiring 2. An amorphous silicon semiconductor is used as the semiconductor layer 21. A contact layer 22 is formed as an upper layer of the semiconductor layer 21 of the TFT 5. When the contact layer 22 of the TFT 5 is formed, simultaneously the contact layer 22 is formed also on the semiconductor layer 21 in the region of the light shielding pattern 6a under the signal wiring 2. Microcrystalline n+-Si is used as the contact layer 22. Thereon the signal wiring 2 and a pixel electrode 4 are formed using a transparent conductive film.
Patent JP-S63143906-A (JP)
Title: Dehydration sheet containing water absorbable resin
Inventor: SAOTOME KAZUO
IPC: B01D69/10
Filed: 1986-12-09
Abstract: PURPOSE:To obtain a dehydration sheet not causing the release of a gel from a base material at the time of water absorption and easy to handle, by coating or impregnating a cellulosic or Poval type fiber material with a water absorbable acrylic acid type polymer to form a sheet like water absorbable material and adding an aqueous sugar solution to said material to wet the same. CONSTITUTION:A sheet composed of a cellulosic or Poval type fiber such as a pulp type nonwoven fabric is coated or impregnated with an aqueous solution prepared by adding caustic soda and a radical initiator such as potassium persulfate to an aqueous acrylic acid solution containing a crosslinkable copolymerizable monomer such as methylenebisacrylamide and the impregnated one is polymerized under heating in inert gas. An aqueous sucrose solution is added to the water absorbable acrylic acid polymer-containing sheet like water absorbing sheet thus obtained to wet the same and a semipermeable film such as a vinylon film is superposed to both surfaces of the wetted material and the peripheral edge part is sealed to obtain a dehydration sheet.
Patent JP-S62153339-A (JP)
Title: Unsaturated polyester resin composition
Inventor: SUZUKI SHIGEOMI
IPC: C08L67/00
Filed: 1985-12-27
Abstract: PURPOSE:To obtain the title composition which can give a molding free of surface roughening and excellent in acid resistance, discoloration resistance and strength, by mixing an unsaturated polyester resin with a monomer, a curing agent and a specified filler. CONSTITUTION:An unsaturated polyester resin (A) is mixed with a monomer (B) (e.g., styrene), a curing agent (C) (e.g., peroxide), a filler (D) entirely or partially consisting of a fine calcium sulfate powder of an average particle diameter of 1-50 mu and/or a short calcium sulfate fiber which comprises long plate crystals having a length of 40-200 mu, a thickness of 0.5-5 mu and a length to thickness ratio of 20-100 (in an amount to provide 50-75 wt. %, based on the composition, fine calcium sulfate powder and/or short fiber) and, optionally, a shrinkage-lowering agent, a mold release, etc. (E).
Patent JP-H07136559-A (JP)
Title: Film forming equipment for column material
Inventor: SHIBATA SHIGERU
IPC: B05B13/02
Filed: 1993-11-24
Abstract: PURPOSE:To automatically form a film on the surface of a column material having projections with simple control. CONSTITUTION:This film forming equipment is provided with a work supporting device 1 which freely rotatably supports both ends of a work W around a horizontal axial center. a truck 3 which is freely movable along the axial center of a work W is provided with flame spraying devices 4A, 4B arranged with flame spraying guns 5 freely movably in and out. The work supporting device 1 is provided with a motor 24 for rotating the work which rotates the work around its axis and a rotary encoder which detects the rotating angle of the work W. The circumferences at the front ends of the flame spraying guns 5 are provided with ring sensors 61. The equipment is provided with a controller which operates the motor 2 for rotating the work, drives a motor 43 for traveling disposed at the truck 3 in accordance with the detection signals of the ring sensors 61 and drives gun protruding and retreating cylinder devices 50 disposed at the flame spraying guns 5 in accordance with the detection signals of the rotary encoder 26.
Patent JP-H03152929-A (JP)
Title: Semiconductor device
Inventor: HARADA SHIGERU
IPC: H01L21/31
Filed: 1989-11-09
Abstract: PURPOSE:To form SiO2 films excellent in crack resistance and flatness by a method wherein a gas mainly comprising an organic silane excellent in crack resistance but insufficient in step coverage, oxygen, etc., and another gas mainly comprising another organic silane excellent in coverage but inferior in crack resistance, oxygen, etc., are used. CONSTITUTION:A stacked type DRAM element 2 is formed on the surface of an Si substrate 1; the whole surface including the element 2 is covered with the first insulating film 3; and then the first wiring layer 4 in specific pattern is provided on the film 3. Next, the whole surface including the layer 4 is coated with the second insulating film 100 and then the second wiring layer 6 is formed on the layer 100. In such a constitution, within the second seven layer structured insulating film 100, an organic silane such as tetraethyl, etc., and O2 are used for the first layer 101, the third layer 103, the fifth layer 105 and the seventh layer 107 while the organic silane, O2 and O3 are used for the second layer 102, the fourth layer 104 and the sixth layer 106 to be entirely formed into SiO2 layers by plasma CVD process. Through these procedures, the reliability upon the second wiring layer 6 provided on the insulating film 100 can be enhanced.
Patent JP-S63146270-A (JP)
Title: Compatible disk player
Inventor: YAMASHITA MASAKAZU
IPC: G11B17/035
Filed: 1986-12-09
Abstract: PURPOSE:To simplify the production of a compatible disk player with low cost by fitting externally a centering member to a 1st turntable in a free slidable way and setting an elastic member at the outside of the 1st turntable within a plane parallel to a disk holding surface. CONSTITUTION:An adaptor 16 of a centering member can freely emerge against the disk holding surface of a 1st turntable 12 and a 2nd turntable 14 and is fitted to the disk center hole to give centering to the disk between the outer circumferential edge of the table 12 and the inner circumferential edge of the table 14. A coil spring 17 of an elastic member energizes the centering member in the projecting direction on a disk holding surface 12b. The centering member is fitted externally and slidably at the table 12 and the spring 17 is set at the outside of the table 12 within a plane parallel to the surface 12b. Thus the spring 17 is set at the outside of the table 12 together with the centering member. Therefore the freedom degree of arrangement is improved with other members within the table 12. Then the production is facilitated with a compartible disk player.
Patent JP-2000122899-A (JP)
Title: Maintenance assistance system for production line
Inventor: AKIYAMA ATSUSHI
IPC: G06Q50/00
Filed: 1998-10-15
Abstract: PROBLEM TO BE SOLVED: To speedily take countermeasures if a computer goes out of order and to perform the inspection for preventive maintenance without any omission of maintenance check work by extracting information necessary for the maintenance, performing retrieval from a data table stored in a memory. SOLUTION: In the maintenance table stored in a memory 1 for maintenance data, the kind of contracts made as to maintenance items of computers, a time zone wherein maintenance operation is possible, and the commission company for the maintenance operation are made to correspond to the maintenance items in table form. A monitor means 2 monitors the state of a computer C, and a retrieval means 3 decides which maintenance item the maintenance operation for repairing the fault corresponds to when the monitor means 2 finds the fault of the computer C and retrieves the commission company for the maintenance operation corresponding to the maintenance item from the maintenance data table. A notification means 4 sends a request for the maintenance operation to the commission company and a display means 5 lists the maintenance data table on the screen.