baber/WOPTO huggingface dataset:
Patent JP-H07267733-A (JP)
Title: Piezoelectric porcelain composition
Inventor: WAKAMIYA AKIRA
IPC: C04B35/49
Filed: 1994-03-28
Abstract: PURPOSE:To produce a piezoelectric porcelain compsn. having a high electromechanical coupling factor and superior mechanical quality even in use under high voltage or even after the lapse of time and having high efficiency and high reliability. CONSTITUTION:Powder of materials forming piezoelectric ceramics is sintered to obtain the objective piezoelectric porcelain compsn. having <=1mum average grain size of the grains of crystallized powder. The grains have a basic compsn. represented by the chemical formula xPb(Sb1/2Nb1/2)O3-yPbZrO3-zPbTiO3 [wherein, (x) is 0.5-30mol%, (y) is 5-80mol%, (z) is 20-90mol% and x+y+z=100 mol%].
Patent JP-H06262507-A (JP)
Title: Grinding device for metal strip
Inventor: KUMAZAWA SHINTARO
IPC: B24B21/14
Filed: 1993-03-17
Abstract: PURPOSE:To prevent excessive grinding of edged section by reducing the diameter of a contact roll gradually from the center to both ends to uniform the surface pressure distribution on the contact roll even at the plate ends, in a grinding device for metal strip. CONSTITUTION:In a grinding device for metal strip 7 comprising a grinding belt 3 wound endlessly between a contact roll 1 and an idler roll 2 and a billy roll 5 supported liftably by a lifting device 4, the diameter of the contact roll 1 is reduced gradually from the center to both ends. Though the way of this reduction varies according to the Young's modulus of rubber of the contact roll 1, Young's modulus of the metal strip 7, pressing force, plate width, rubber length, groove depth, etc., when the diameter of the contact roll 1 is reduced gradually from the center to both ends, an even surface pressure can be obtained in strip width direction.
Patent JP-H108488-A (JP)
Title: Coupling device between first vehicle unit and second unit connectable to it
Inventor: THURE EKMAN
IPC: F16L37/34
Filed: 1997-02-24
Abstract: PROBLEM TO BE SOLVED: To obtain a coupling device where working medium for connecting the first vehicle unit to the second unit does not leak by providing one or both of the first and the second unit with a pressure removing member, and actuating the above member in the case of automatic or mechanical connection of a quick coupling element. SOLUTION: The first and the second unit are severally provided with a female quick coupling 4 and a male quick coupling 5 which connect and release hydraulic circuits 6, 6a, 7, 7a. A nipple end 18 is pressed in a sleeve 15 for mechanically coupling them. In addition, both the female quick coupling 4 and the male quick coupling 5 are severally provided with pressure removing members 9, 10, which act at the time of the connection of the quick couplings 4, 5 to remove the excessive pressure of the hydraulic circuit, and makes connection against the excessive pressure of the hydraulic circuit. Thus the state where the working medium does not leak can be assured.
Patent JP-2000245737-A (JP)
Title: Biopsy needle
Inventor: HONDA KENGO
IPC: A61B10/00
Filed: 1999-03-04
Abstract: PROBLEM TO BE SOLVED: To prevent the impairing of the cutting force of an outer needle in a biopsy needle comprising the inner and outer needles. SOLUTION: A biopsy needle 10 comprises an inner needle 1 having a notch 1a on its point and an hollow outer needle 2 capable of inserting the inner needle 1. The point of the inner needle 1 is sticked into the tissue, and then the outer needle 2 is moved by utilizing the restoring force of a spring 5, and overlapped to the inner needle 1, so that a part of the tissue is taken in the notch 1a to be sampled. When a sampling amount is small, a spring bottom member 400 is moved to compress the spring 5 for increasing the restoring force of the spring 5.
Patent JP-H04293492-A (JP)
Title: Production of l-valine
Inventor: TERASAWA MASATO
IPC: C12P13/08
Filed: 1991-03-20
Abstract: PURPOSE:To efficiently produce L-valine by culture of bacterium in high yield. CONSTITUTION:L-Valine is formed and accumulated by enzymatic reaction in an aqueous solution containing glucose and a nitrogen source in the presence of a biotin-demanding bacterium of coryneform bacteria such as Brevibacterium flavum MJ-233. In the reaction, 0.1-4(wt/vol)% DL-sodium lactate is made to exist in the reaction solution.
Patent JP-H04292560-A (JP)
Title: Rod seal device for stirling engine
Inventor: IIJIMA NOBUMOTO
IPC: F02G1/053
Filed: 1991-03-20
Abstract: PURPOSE:To make a stirling engine compact. CONSTITUTION:In a rod seal device 10 for stirling engine, a cylinder 29 is provided in an intermediate chamber 21 in parallel with a rod 15, and a seal means 30 for sliding on the inner peripheral surface of the cylinder 29 is fixed to the rod 15. Consequently, intrusion of the oil, which intrudes from an oil chamber 23 to the intermediate chamber 21 through a scraper seal 22, to a work space side is hindered by the seal means 30. Engine itself can be thereby made compact in comparison with a conventional one, in which length of an intermediate chamber is made longer than a stroke length of a rod to prevent intrusion of the oil to a work space.
Patent JP-H01234503-A (JP)
Title: Production of platelike amorphous body
Inventor: MASUMOTO TAKESHI
IPC: B22F3/115
Filed: 1988-03-12
Abstract: PURPOSE:To obtain a hardly contaminated dense plate having high amorphousness by colliding half-molten fine metal powder formed by atomization with a gas atomizer against a secondary cooling medium to continuously deposit and solidify the powder. CONSTITUTION:A molten metal is ejected from a nozzle 1a and gas is jetted from gas nozzles 5 and collided against the resulting flow of the molten metal to form half-molten fine metal powder 13. This powder 13 is continuously deposited and solidified on a secondary cooling medium 6. An amorphous plate 14 is formed in a single stage.
Patent JP-H0585649-A (JP)
Title: Device for reducing contamination of supporter roller
Inventor: BUIRAN MIYUUZU
IPC: G03C1/74
Filed: 1992-02-10
Abstract: PURPOSE: To prevent a web driving device from getting contaminated with an insufficiently dried part of a web by carrying out a treatment using a simple- structured device whose maintenance is easy. CONSTITUTION: This web treatment device prevents a web driving device from getting contaminated by removing, at least partially, an unevenly coated region by brushing the surface 5 of the web 1 at least while the unevenly coated region is moving on a guide roller 21 on which the web 1 is moved.
Patent JP-H08256065-A (JP)
Title: Data communication equipment
Inventor: YAMAGISHI KATSUMI
IPC: H04L1/00
Filed: 1995-03-16
Abstract: PURPOSE: To provide the data communication equipment with which each parameter value in the case of data communication can be set at an optimum value corresponding to the kind of error. CONSTITUTION: When a reception part 1 receives the data of frame structure, these received data are outputted through a control part 3 to an error number calculation part 4. When the received data are received, at the error number calculation part 4, errors generated in the received data are detected, the number of errors is found and the received data are outputted to a burst error detection part 5. When the received data are received, at the burst error detection part 5, the number of burst errors generated in the received data is found and the number of burst errors is reported to the error number calculation part 4. When the number of burst errors is reported, at the error number calculation part 4, the number of random errors subtracting the number of burst errors from the total number of errors is calculated.  Then, the calculated number of random errors is transmitted to the data communication equipment on the transmission side.
Patent JP-S61216507-A (JP)
Title: Sound volume control method
Inventor: OUCHIDA KENJI
IPC: H03G1/00
Filed: 1985-03-22
Abstract: PURPOSE:To increase sound volume not abruptly, but gradually when a power source is turned on or when a mute mode is reset by storing the resistance value data of an electronic variable resistor before switch operation for decreasing sound volume and restoring the state before the switch operation,and thus making a gradual increase to a sound volume level corresponding to the stored resistance value data. CONSTITUTION:The volume resistance value before the power source is turned off is stored and a display element DE6 corresponding to a sound volume level correspond ing to the stored resistance value is turned on; and then the sound volume level is increased gradually from zero to the sound volume level corresponding to the stored resistance value and the number of illuminating display elements of a display device is varied according to the gradual increase in the sound volume level simultaneously to display the state of the gradual increase in sound volume. Namely, when the display when music, etc., are listened to is as shown in a figure A, sound volume to which an automatic return is made finally is displayed as shown in a figure B at the time when the power source is turned off and then turned on again, and figures C-G show the state of a subsequent gradual increase in sound volume, so that a user confirms how much the return advances.
Patent JP-H10257115-A (JP)
Title: Pi/4 shift qpsk demodulating circuit
Inventor: AOYANAGI HIDEKI
IPC: H04L27/22
Filed: 1997-03-12
Abstract: PROBLEM TO BE SOLVED: To demodulate plural IF frequencies by making common a hardware processing and a software processing in an π/4 shift QPSK demodulating circuit. SOLUTION: An input IF signal 1 is sampling processed by an A/D converter 2 by a sampling clock 5 for detecting a symbol identification point, and stored in a storage device 3. The symbol identification point position is detected from the data by an arithmetic unit 4, and the position information is transmitted to a timing generating circuit 6. Also, the input IF signal 1 is sampling processed by an A/D converter 8 by a demodulating part operating clock 7, decoded by a demodulating part 9 by a timing signal 6a generated from the timing generating circuit 6, and outputted as base band data (demodulated data) 10. The sampling clock 5 for detecting the symbol identification point and the demodulating part operating clock 7 are independently supplied so that a hardware processing and a software processing can be made common, and plural IF frequencies can be demodulated.
Patent JP-H10249077-A (JP)
Title: Structure for attaching sheet material to structural frame
Inventor: YAMANAKA SATSUKI
IPC: B68G7/05
Filed: 1997-03-12
Abstract: PROBLEM TO BE SOLVED: To provide structure for attaching the sheet material to a structural frame with which labor for dividing the part of the sheet material to be locked to the lock part of the structural frame having a curvature and labor for attaching the plural divided parts to be locked at the prescribed positions of the sheet material can be saved and the generation of creases on the sheet material caused by the attachment of plural divided parts to be locked at intervals onto the sheet material can be prevented as well. SOLUTION: A lock part 2a is formed on a structural frame 2 of the vehicle while being extended along with the structural frame 2. A part 5 to be locked with the lock part 2a is provided at an edge part 3a of the sheet material 3. The part 5 to be locked is formed so as to be bent by alternately arranging a soft section 5a to be freely bent and a hard section 5b having tensile strength higher than that of soft section 5a toward the lengthwise direction of part 5a to be locked. While locking the part 5 to be locked with the lock part 2a, the sheet material 3 is attached to the bone member 2.
Patent JP-S54148850-A (JP)
Title: Facing material and its production
Inventor: MIYASHITA KENICHI
IPC: B32B37/10
Filed: 1978-05-15
Abstract: PURPOSE: A thermoplastic resin is scattered on the surface of transparent base material of synthetic resin, molten by heating, cooled, thus being made transparent or translucent to form glazed uneverness on the surface and producing said facing material with galze-like surface.  
     CONSTITUTION: Thermoplastic resin particles of 0.5W3 mm average particle size are scattered on the surface of transparent base material of synthetic resin as polycarbonate or phneolic resin in adequate intervals, transferred by belt conveyor 5 and preheated with infrared heaters 6. Then, they are passed through hot air oven 7 of about 30 m length at about 200°C at a speed of about 6 m/min to melt partially, cooled in cooling zone 8, thus froming transparent or translucent layer 3 with glazed and smooth unevenness 2 on the surface of the synthetic resin base material  1. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S53142938-A (JP)
Title: Frame member of spectacles
Inventor: MATSUKI TOSHIHARU
IPC: C23C8/18
Filed: 1977-05-19
Abstract: PURPOSE:To provide a stainless steel ornament menber with considerably improved ornamental properties, obtd.  by forming a blackish or greenish oxide layer on the surface of a base alloy consisting of an austenitic stainless steel.
Patent JP-H11261147-A (JP)
Title: Light-emitting element controller
Inventor: OSAKU YOJI
IPC: H04B10/564
Filed: 1998-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a light-emitting element controller which is capable not only of an automatic light power control started making quickly, without causing the power variation of an optical output by holding as a digital form an optical output information provided in an analog form, regarding the light- emitting element controller for controlling the optical output of the light-emitting element. SOLUTION: This controller is provided with a light-emitting element drive 2 for driving a light-emitting element 1, photodetector 3, and light-emitting element drive controller 4 for controlling the light-emitting element drive 2, and the light emitting element drive controller 4 is constituted of a reference signal generator 40 for generating an analog reference signal, monitor signal generator 43 for generating an analog monitor signal ascribing to a monitor signal, light-emitting element drive control signal generator 41 for generating a light-emitting element drive control signal for controlling the light-emitting element drive 2, and signal information holder 42 for holding signal information about light-emitting element drive control analog signals as digital information.
Patent JP-S58176846-A (JP)
Title: Assembling method of cylindrical electrode of electrostatic focus type camera tube
Inventor: EHATA SHIGERU
IPC: H01J29/48
Filed: 1982-04-09
Abstract: PURPOSE:To prevent electrode ends from being deformed when spacers are removed by assembling and fixing cylindrical electrodes with a clearance set between a spacers inserted to maintain individual cylindrical electrodes at a predetermined distance and the cylindrical electrodes so that they are not brought into close contact with each other. CONSTITUTION:Cylindrical electrodes 2-4 and spacers 5, 6 are inserted into a mandrel 1 and welded and fixed to a glass bar or an insulation bar. Both ends of the mandrel 1 perform positioning of the electrodes 2-4 in the axial direction by means of a stopper 7. If L2-l2, L3-l3, and L4-l4 are set to ensure about 0.01mm. at the minimum, where l2- l4 are the maximum length of the electrodes 2-4 and L2, L3, and L4 are the distance made by the spacers 5, 6, the end surfaces of the electrodes 2-4 can be assembled and fixed without being scrubbed and deformed when the spacers 5, 6 are removed after the assembly. Thereby, the astigmatism of the cylindrical electrodes can be improved.
Patent JP-S55152213-A (JP)
Title: Device for prevention of clogging porous chemical fluid feed tube
Inventor: NAKAMURA HIROSHI
IPC: E02D3/12
Filed: 1979-05-12
Abstract: PURPOSE: To prevent a small hole from clogging with the sediment of chemical fluid by a method wherein a flexible tube is inserted within the chemical fluid feeding tube to check the small hole of the tube wall with a small prickle provided for the outer periphery of the tube thereof.  
     CONSTITUTION: An inner tube 2 is disposed within an external tube 1 slidably, disposing the flexible tube 11 having a small prickle 12 within the inner tube 2. On the other hand, the tube shaft 8 is penetrating through within the tube 11, rotating the tube shaft 8 in accompany with rotating the propeller 9 provided for the tube shaft 8 by the liquid flowing down the tube. Furthermore, the screw is fitted with the tube shaft 8 located within the tube 11, in lowering the inner tube 2 until the bottom end of the inner tube 2 reaches to the stopper 5, the screw and the tube shaft 8 are rotating together. In this condition, the spiral blades of the screw are compressing consecutively the prickles 12 outwardly from the inner side of the tube 11 to prevent the small holes 3, 4 located on the tube wall from depositing the chemical fluid to eliminate clogging. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H08229429-A (JP)
Title: Apparatus and method for recovering used crt
Inventor: YABUKI FUJIO
IPC: B09B5/00
Filed: 1995-02-23
Abstract: PURPOSE: To provide an apparatus and a method for used CRT by which a CRT can be simply, easily and inexpensively recovered from an abandoned CRT instrument to promote recycling of resources. CONSTITUTION: An apparatus is to recover a CRT 2 from an abandoned CRT instrument 1 and to process it for regeneration and is provided with a conveyer with a moving pallet 21 for holding releasably a panel part 10 of the CRT 2 by means of a vacuum sucking part and transferring successively to a specified position, a means for disassembling the abandoned CRT instrument 1 held on this moving pallet to leave only the CRT 2 and separating and removing the instrument main body and a carrying-out means for carrying the separated instrument main body out.
Patent JP-S62217954-A (JP)
Inventor: MANABE TSUNEO
IPC: A61C5/08
Filed: 1986-03-18
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-H10235185-A (JP)
Title: Agent for purifying toxic gas and process therefor
Inventor: FUKUDA HIDEKI
IPC: B01D53/46
Filed: 1997-02-26
Abstract: PROBLEM TO BE SOLVED: To demonstrate the very high purifying capability at the normal temperature for toxic gas containing a specified toxic component by using a purifying agent composed of manganese dioxide of BET specific surface area of a specified value or more and a silver compound as main components. SOLUTION: A toxic gas containing one kind or more of toxic components selected from arsine, phosphine, silane, disilane, trisilane, diborane and hydrogen selenide is brought into contact with a purifying agent to purify the toxic gas in a purifying process, and a purifying agent composed of manganese dioxide of BET specific surface area of 150m<2> /g or more, particularly preferably of approximately 200m<2> /g and a silver compound as main components is used therein. As for the silver compound, silver oxide (I), silver oxide (II), and a silver salt (I) such as inorganic silver, organic silver and silver halide are used and particularly silver oxide (I) or silver oxide (II) is preferable. When copper oxide (I) or copper oxide (II) is added to the purifying agent, the purifying capability is further enhanced.
Patent JP-H02236842-A (JP)
Title: Bias magnet moving mechanism serving also as optical head access
Inventor: AOYANAGI TETSUJI
IPC: G11B5/02
Filed: 1989-03-10
Abstract: PURPOSE:To attach a bias magnet by means of support at two points in a shaft circuit mechanism and to decrease energy consumption by simultaneously and rotatively moving an optical head and the bias magnet with the use of a motor and a gear. CONSTITUTION:A head 12 equipped with a laser diode, a detector, and an objective lens is turned through a worm gear 22, a relay gear 24 and a flat type gear 26 around a shaft 18 by a motor 20. Thus a moving mechanism 10 serving also as an access of the optical head 12 is supported by the two points of the shaft 18 and the flat type gear 26. A bias magnet 30 is attached to the head 12 by an L-shaped fixture 28 attached at a position shifted from the shaft 18. Thus the small bias magnet can be attached, the energy consumption is decreased, and anti-vibration property is increased.
Patent JP-H08254593-A (JP)
Title: Construction method for reactor container and the structure of diaphragm floor of the reactor container
Inventor: MATSUURA TADASHI
IPC: G21C13/093
Filed: 1995-03-17
Abstract: PURPOSE: To realize a construction method of supporting without a temporary support part by laying concrete to the thickness thinner than the ferroconcrete diaphragm floor of a reactor container with supporting the weight of the con crete by beams and laying concrete again on it after solidification. CONSTITUTION: After introducing a diaphragm floor module and positioning and fixing with bolts 56, the initial concrete laying is done in part of whole concrete laying amount. In this state, solidification of the initial concrete laid region 81 is waited until strength for bearing the load is attained. After that, second concrete laying region 82 is treated. If necessary the concrete laying can be separated in three times. The all beams 52 and iron plates supporting the load of the concrete laying are main structure and so they are not removed after completion of the diaphragm floor.
Patent JP-H04296293-A (JP)
Title: Joint part repairing method
Inventor: DOI KATSUMI
IPC: F16L55/16
Filed: 1991-03-22
Abstract: PURPOSE:To provide such a joint part repairing method that is operable speedily and favorably with simple tools and, what is more, in keeping fluid conveyance continued intact in a high-pressure/large diametral fluid conveying system. CONSTITUTION:A work unit mount 1 with a shutter 1a is attached to a joint 2, and a drill 3a of a boring machine 3 installed in this mount 1 bores a hole in the joint 2. Next, an injection unit 4 is installed in the mount 1 in place of the boring machine 3, and a sealant discharge pipe 4d with discharge holes N1, N2 dispersedly set up in response to upper ends A1, B1 and lower ends A2, B2 of a seal part of the joint 2 is inserted into an inner part of the joint 2, having it situated so as to make each discharge direction of these discharge holes N1, N2 face to these upper ends A1, B1 and lower ends A2, B2 of the seal part simultaneously, whereby a sealant is sprayed, and this sealant is pressurized into the seal part of the joint 2 by dint of fluid pressure from the inner part, then the hole of the joint 2 is constituted so as to be closed by a plug setter 6 installed instead of the injection unit 4.
Patent JP-H04293622-A (JP)
Title: Layout structure for differential
Inventor: SAWAYAMA MINORU
IPC: F16H48/38
Filed: 1991-03-22
Abstract: PURPOSE:To miniaturize a device by providing a layout space for fitting only a front differential or a center differential on the transmission side of a power transmission device mounted on a vehicle. CONSTITUTION:For the application to a four-wheel drive vehicle, a center shaft 18 is rotatably supported on a transmission case 12 and a clutch housing 13 in parallel with an input shaft 15 and an intermediate shaft 16. A differential layout space is provided adjacently to a transmission 11 at the middle section of the center shaft 18, and a center differential 19 is fitted here. A front differential 20 is fitted at one end of the center shaft 18. The differential limit device 21 of the front and rear wheels is fitted adjacently to the front differential 20, and a hypoid gear 24 constituted of a ring gear 22 and a pinion gear 23 is connected.