baber/WOPTO huggingface dataset:
Patent JP-2001143991-A (JP)
Title: Surface position detector and device manufacturing method
Inventor: HIROOKA MICHIHIRO
IPC: G01B11/00
Filed: 1999-11-11
Abstract: PROBLEM TO BE SOLVED: To accurately detect the position of a surface for a shorter time. SOLUTION: The detector comprises optical detection systems 15, 16 for detecting the surface position by light irradiation, a capacitance sensor 26 for detecting the surface position by capacitance, and a memory means 24 for storing information about the surface position detection results obtained by the optical detection systems and the capacitance sensor about a surface to be detected. For detecting the surface position by the capacitance sensor, the capacitance sensor is moved in a perpendicular direction to the surface to be detected, thus locating near the surface to be detected.
Patent JP-2001139954-A (JP)
Title: Method for using carbonization apparatus for garbage and carbonization apparatus
Inventor: KOBAYASHI YASUJI
IPC: C10B53/02
Filed: 1999-11-11
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of remarkably improving capacity for treating garbage without changing the volume of a carbonization oven and provide a carbonization apparatus capable of easily realizing the method. SOLUTION: Garbage put in a carbonization oven at first is heated to reduce its volume at a temperature capable of reducing the volume for a prescribed time, subsequently new garbage is put in addition into a space left in the oven or enlarged space and heated for a prescribed time. The carbonization apparatus is installed with an input means for inputting an amount of the garbage to be inputted, a memory means for memorizing a prescribed calculation equation, a water content and a constant value of sensible heat and further an objective heating temperature and a constant value of the calorific value of the input means, a calculation means for calculating the heating times by using input data in the input means based on the calculation equation and the aforesaid constant value,  and a control means for controlling the heating times by the heating means based on the calculated result of the calculation means.
Patent JP-H06145078-A (JP)
Title: Production of substituted acetylene compound
Inventor: WATANABE KIYOSHI
IPC: C07C2/86
Filed: 1992-11-05
Abstract: PURPOSE:To produce a substituted acetylene compound in high yield and short time using a process having excellent operability. CONSTITUTION:A substituted acetylene compound of the formula RCidenticalCR' (R is aryl or 1-alkenyl; R' is aryl or heterocyclic residue) is produced by reacting a halogen compound having aryl group or 1-alkenyl group with a 1-alkyne compound of the formula HCidenticalCR' in the presence of an inorganic salt, a copper compound and a water-soluble phosphine in a water-containing solvent.
Patent JP-H05133799-A (JP)
Title: Measuring device for laser beam diameter
Inventor: ISHIHARA NOBUHIKO
IPC: G01J1/42
Filed: 1991-11-11
Abstract: PURPOSE:To provide measurability for the dia. of a laser beam even if its max. intensity exceeds the capacity of a measuring instrument concerned. CONSTITUTION:The intensity distribution curve P for a laser beam as admitted to penetrate with the transmissivity '1' is determined, followed by determination of the beam spot dia. X at the 1st beam intensity Y. The intensity distribution curve for a laser beam admitted to penetrate with the transmissivity 'a' below '1' is determined, followed by determination of the beam spot X' at the 1st beam intensity Y. If the later curve is enlarged in the y-axis direction and laid on the curve P, the beam spot dia. at the 2nd beam intensity Y/a becomes X'. The laser beam dia. (w) at the 3rd beam intensity Y0/e<2>, i.e., the beam spot dia. to be determined, is calculated from the beam spot dia X at the 1st beam intensity Y and the beam spot dia. X' at the 2nd beam intensity Y/a.
Patent JP-H04199550-A (JP)
Title: Solder plating device for lead
Inventor: TAKABAYASHI MASAYOSHI
IPC: B23K101/40
Filed: 1990-11-26
Abstract: PURPOSE:To apply uniform thickness solder plating onto each lead in a short time by jetting solder plating solutions of substantially the same flow rate successively to a plurality of leads arranged around a body part of a semiconductor device. CONSTITUTION:A solder plating device for a plurality of leads 6 includes a negative electrode 11 making contact with the leads 6 arranged around a body part 5 of a semiconductor device, and a positive electrode 13 arranged oppositely to the negative electrode 11 with respect to the leads 6, and electrically solder plates on the leads 6 directly by a current between the positive electrode 13 and the negative electrode 11 in the solder plating solution. The device further includes jetting means 12b-12d for jetting solder plating solutions at substantially the same flow rate to the leads 6. Hereby, uniform thickness solder plating is applied onto each lead effectively in a short time.
Patent JP-H01162236-A (JP)
Title: Optical recording and reproducing device
Inventor: SATO YASUYUKI
IPC: G11B7/0045
Filed: 1987-12-18
Abstract: PURPOSE:To perform the separation of a recording beam from a reproducing beam and the detection of a tracking error and a focusing error by the reproducing beam without necessitating an optical system which requires accuracy in assembling by combining a wedge prism, a ternary split optical detector, and a quaternary split optical detector. CONSTITUTION:Since a ridge line 33c sandwiched between two refracting planes 33a and 33b of the wedge prism 33 is arranged in parallel with the guide groove 10 of an information recording medium 9 observing from an optical standpoint, by receiving the reproducing beams 35a and 35b by the photoreceiving planes 36a and 36b of the ternary optical detector 36, respectively, and computing each output by a differential amplifier 26, an output signal TE for detecting the tracking error can be obtained. Also, by converging two reproducing beams 40a and 40b bi-sected at the wedge prism 38 on the parting line of the photoreceiving planes 41a and 41b and the photoreceiving planes 41c and 41d of the quaternary optical detector 41, the direction and the size of out-of-focus for detecting the focusing error can be obtained as the output signal FE of a differential amplifier 27.
Patent JP-H01164562-A (JP)
Title: Grindstone and manufacturing method thereof
Inventor: TAKAGI ATSUHIRO
IPC: B24D3/14
Filed: 1987-12-18
Abstract: PURPOSE:To finishing-work a hard brittle material to high quality with high precision free from chipping by forming a grindstone from a ceramics sintered body having a number of fine vacant holes on the surface. CONSTITUTION:The graphite powder which is particle-size-controlled in a prescribed ratio is added into a matrix forming ceramics powder, and mixed uniformly, and shaped to a desired shape. After the sintering of the shaped body, heat treatment is carried out, and a grindstone consisting of the ceramic sintered body 11 having a number of fine vacant holes 12 on the surface 13 is obtained. The fine vacant holes 12 are exposed onto the surface 13 by the dressing work, and the side edge 14 of the exposed vacant hole 12 is formed into the cut teeth. Therefore, the hard brittle material can be finishing-worked with high precision to high quality free from chipping, by the formation of cutting teeth consisting of the side edge 14.
Patent JP-2001144087-A (JP)
Title: Method of stabilizing interface between oxide and semiconductor by group v element and stabilized semiconductor
Inventor: CHIKYO TOYOHIRO
IPC: H01L27/10
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a method of stabilizing an interface between an oxide and a semiconductor which has no interface layer (reaction layer) interposed between a semiconductor and an interfacial oxide, can bring out the best in a functional oxide, and can stabilize the interface between the oxide and the semiconductor without depending on temperature, and also to provide a stabilized semiconductor. SOLUTION: A single or two or more kinds of group V elements 3 are supplied onto the surface of a semiconductor 2. Then, an oxide 1 is grown on the elements to stabilize an interface 4 between the oxide 1 and the semiconductor 2.
Patent JP-H02216965-A (JP)
Title: Adjustable mirror assembly
Inventor: MAARU FURAN AMEDO
IPC: G02B7/18
Filed: 1989-12-11
Abstract: PURPOSE: To make the structure of an assembly compact by putting an adjusting stud through a clearance between both elements equipped with an elastic means, and providing a rod so that the elastic means can be preliminarily extended. CONSTITUTION: Rigid base boards 35 and 36 include mirrors 16 and 17 whose positions can be relatively adjusted to them, and the mirrors 16 and 17 are connected through elastic means 50 and 51 in the configuration of rubber-shaped materials with the base boards 35 and 36. This assembly is provided with adjusting means 52 and 54 in the configuration of a stud, and they can be displaced in an axial direction in one of relatively displaceable two elements, and one edge is brought into contact with the other element, and a load is generated in the elastic means. Then, the adjusting studs 52 and 54 are put through a clearance between the both elements equipped with the elastic means, and a rod is set so that the elastic means 50 and 51 can be preliminarily extended. Thus, the assembly can be made compact, and the shape of the constituting element can be simplified.
Patent JP-H04194416-A (JP)
Title: Shaft coupling
Inventor: KURIBAYASHI SADATOMO
IPC: F16D3/04
Filed: 1990-11-28
Abstract: PURPOSE:To satisfactorily cope with the eccentricity and declination of a shaft by interposing a turning force transmitting member having first and second slidable slide sections between first and second guide rods arranged in parallel on planes orthogonal to the axial direction of respective rotary shafts on the ends of a driving shaft and driven shaft. CONSTITUTION:The turning force of a rotating driving shaft 2 is transmitted from first guide rods 12a-12c through a turning force transmitting member 20 to second guide rods 16a-16c to rotate a driven shaft 4. Then, the turning force transmitting member 20 is allowed to be some-what deformed. When eccentricity is generated between the rotary axis 2' of the drive shaft and that 4' of the driven shaft, it is coped with by slide shift between the first guide rods 12a-12c and slide sections 22a-22c and between the second guide rods 16a-16c and slide sections 24a-24c and the bending deformation of the turning force transmitting member 20, and when declination is generated, it is also satisfactorily coped with by the swing of the turning force transmitting member 20 to the the first guide rods 12a to 12c and the second guide rods 16a-16c and further the bending deformation of the turning force transmitting member 20.
Patent JP-H06145245-A (JP)
Title: Heat-sensitive polymer compound undergoing phase transfer in alcohol solvent and its production
Inventor: ITO SHOJI
IPC: C08F20/52
Filed: 1992-11-06
Abstract: PURPOSE:To obtain the subject polymer compound useful as light screening material, temperature sensor, etc., having a given intrinsic viscosity efficiently and in high yield by radically polymerizing a specific vinyl compound. CONSTITUTION:N-2-(1,3-Dioxolan-2-yl)ethylacrylamide of formula I is radically polymerized to give the objective polymer compound comprising a repeating unit of formula II, having a molecular weight corresponding to 0.01-6.0 intrinsic viscosity [eta]in an aqueous solution at 27 deg.C. The compound of formula I is a new substance and is obtained by reacting acrylic acid with 2-(2- aminoethyl)-1,3-dioxolan.
Patent JP-H03184663-A (JP)
Title: Constant molten metal surface heat holding furnace
Inventor: KUBOTA MASAMITSU
IPC: B22D17/30
Filed: 1989-12-14
Abstract: PURPOSE:To prevent variation of molten metal surface by opening a valve device at the time of pushing up the molten metal in a pressurizing chamber into a constant molten metal surface dipping-out chamber, detecting the molten metal surface with a molten metal surface sensor in the constant molten metal surface dipping-out chamber and closing the valve device so as to stop pressurization in the pressurizing chamber at the time of reaching the constant molten metal surface. CONSTITUTION:The valve device 9 is opened at the time of pressurizing the pressurizing chamber 5 having sealing structure, and the molten metal in the pressurizing chamber 5 is pushed up into the constant molten metal surface dipping-out chamber 4 having releasing structure. The molten metal surface is detected with the molten metal surface sensor 16 in the constant molten metal surface dipping-out chamber, and at the time of reaching the constant molten metal surface, the pressurization in the pressurizing chamber is stopped, and by closing the valve device 9, the molten metal surface in the constant molten metal surface in the constant molten metal surface dipping-out chamber 4 is held. By shutting off communication between a pressurizing chamber 5 and the constant molten metal surface dipping-out chamber 4 during supplying the constant quantity of molten metal, the variation of molten metal surface can be eliminated. By this method, accuracy in the feeding of constant quantity of molten metal is improved and excellent operation and effect enabling rapid molten metal discharging in the constant molten metal surface dipping-out chamber 4 is obtd. by opening the valve device.
Patent JP-H05156951-A (JP)
Title: Intake controller for internal combustion engine
Inventor: YOSHIMATSU AKIO
IPC: F02B27/02
Filed: 1991-12-06
Abstract: PURPOSE:To improve the extent of engine power torque at the time of full-load driving. CONSTITUTION:An intake control valve 13 is set up in an intake branch pipe 8. At the time of engine full-load driving, this intake control valve 13 is fully opened in the midway of a valve opening period of an intake valve 5 and a full-open period of this valve 13 is constrolled according to engine speed so as to make an inertial supercharging effect obtainable. When the full-open period of the valve 13 comes to the first half of a valve opening period of the intake valve 5, the intake control valve 13 is fully closed till the valve 13 is fully opened. Likewise, when the full-open period of the valve 13 comes to the latter half of a valve opening period of the intake valve 5, the intake control valve 13 is set down to a state of being partially opened till the valve 13 is fully opened.
Patent JP-2001139143-A (JP)
Title: Powder material feeding method and device to high- pressure vessel
Inventor: MIZUTANI YUTAKA
IPC: B65B3/14
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To stabilize the feeding quantity of powder materials per hour fed by a weight control feeder, control the opening/closing timing of each valve, and enable the continuous feeding. SOLUTION: This powder material feeding method and device to the high- pressure vessel is so constituted that the feeding quantity of the powder material fed from the weight feeder 40 is controlled to a fixed amount, and the opening/ closing frequencies of a valve 4 dispensing it to the pressure tank 6 and the timing of the powder material pneumatic transport by the high pressure gas 8a are controlled by a controller so as to almost continuously feed the powder material.
Patent JP-H02169761-A (JP)
Title: Roughness/fineness pattern processing of plant and apparatus therefor and pleated cloth using same
Inventor: ISHIHARA EINOSUKE
IPC: D06J1/08
Filed: 1988-12-20
Abstract: PURPOSE:To accomplish pleating varied in coarseness of creasings even in the cloth feed direction by varying the pressing force of a pressing means during transferring a cloth when said cloth folded is pressed by the pressing means to make a heating treatment. CONSTITUTION:A cloth 8 folded in a fluted fashion with feed needles 10 is put to heating treatment under pressing between a pressing belt 20 and a hot roller 2 to effect pleating. In this case, the pressing force of a pressing means is varied during transferring said cloth to make such a pleating as to be varied in coarseness of creasings in the cloth feed direction. The mechanism is such that a movable lever 27, interlocking with a cam 29, puts a control roller 23 to vertical motion, while said control roller 28 controls the movement of the pressing belt 20 through an operation rod 16.
Patent JP-H05161369-A (JP)
Title: Method for driving ultrasonic wave motor
Inventor: KAWASAKI OSAMU
IPC: H02N2/00
Filed: 1991-12-06
Abstract: PURPOSE:To drive an ultrasonic wave motor steadily and efficiently, by using a result from exact detection of a mechanical arm current flowing into a piezoelectric body. CONSTITUTION:A circuit made up of a rectifying device 12 and a capacitor 13 is connected at the output side of a driving circuit. Also, a serial circuit as an oscillating element for an ultrasonic wave motor, made up of a piezoelectric element 14 and a resistor device 15, is connected at the output side of the driving circuit, and the DC current is fed back so that the output voltage from a driving circuit is kept almost constant. Then, a current flowing into the piezoelectric element 14 is detected and controlled by using a voltage across the resistor device 15. Consequently, a vibration element is always driven in a stable operation range.
Patent JP-H03184071-A (JP)
Title: Developing device
Inventor: NAKATOMI KICHIJI
IPC: G03G15/08
Filed: 1989-12-14
Abstract: PURPOSE:To prevent the leakage and scattering of toner without using a sealing member by providing a developer bag body which is arranged inside a develop ing unit, seals a developer, and can elastically expand and an unsealing means which can burst and unseal the developer bag body by means of an insert out side the developing unit, inside it. CONSTITUTION:The ballon-like bag body 50 is elastically expanded so that the toner T is sealed. The toner is separated and arranged in a condition that it is bagged, in the upper space of a stirring body 44 inside a developer room 40. In the slit 49a of a sealing member 49 to seal an opening part 48, the insert W such as a pencil can be inserted outside the developing unit 13, and the developer bag body 50 arranged in the developer housing room 40 can be burst and unsealed by the piercing operation of the insert W. The developer bag body 50 which is burst and unsealed is elastically shrunk and housed in a bag body housing space 45. Thus, a sealing member, etc., are not needed to be incorporated, and the leakage and scattering of the toner T is prevented even if socks such as vibration, falling, are given.
Patent JP-2001144462-A (JP)
Title: Cable holding structure for electronic apparatus mounted on rack
Inventor: ONO JUNYA
IPC: H05K7/02
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a cable holding structure which can make the work to be conducted safely when cables are connected, maintained, and inspected and, at the same time, can suppress the occurrence of the breakage of the cables and can simplify the work. SOLUTION: A cable holding structure is provided with a rack 82 which is opened in the forward-backward direction, the electronic apparatus 83 which is freely removably housed in the rack 82 and can make reciprocating motions in the forward-backward direction, and a cable holder 2 which is freely swingably pivoted by the back section of the apparatus 83 and the rear section of the rack 82 and holds cables C along the longitudinal direction of the holder 2. The holder 2 has front and rear arms 3 and 4 which are swingably connected to each other, and the rear arm 4 is formed of two arm elements 4a and 4b which are swingably connected to each other through a hinge 5.
Patent JP-2001091799-A (JP)
Title: Optical cable
Inventor: ISHIKAWA HIROKI
IPC: G02B6/44
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To provide an optical cable in which a large number of optical fibers are packaged and a take-out property of the optical fiber after laying is excellent. SOLUTION: In the optical cable 1, around the central member of which inner layer optical fibers 4i and outer layer optical fibers 4o by means of an SZ twist, the twist direction of which is periodically inverted are arranged and a sheath 10 is provided thereon, identification marks M1, M2 are fixed to the position corresponding to the inverting position Ro in the twist direction of the outer layer optical fibers 4o on the surface of the sheath 10, and distance information expressing the distance up to the inverting position Ri in the twist direction of the adjacent inner layer optical fiber 4i is written on the identification marks M1, M2.
Patent JP-H01170363-A (JP)
Title: Power source circuit
Inventor: SHIMIZU KEIICHI
IPC: H02M7/06
Filed: 1987-12-22
Abstract: PURPOSE:To prevent an overvoltage from being generated by connecting a series circuit of one set of Zener diodes and a smoothing capacitor between the DC output terminals of a rectifier. CONSTITUTION:A power source circuit is composed of a rectifier 1 for rectifying a commercial power source AC, and an inverter 2 for firing discharge lamps 3 of output terminals T1-T2. A series circuit having a smoothing capacitor C1, a diode D2, a resistor R and other smoothing capacitor C2, a Zener diode ZD1 connected between the connecting point of the capacitor C1 and the diode D2 and the terminal T2, and a Zener diode ZD2 connected between the connecting point of the resistor R and the capacitor C2 and the terminal T1 are provided between the output terminals T1 and T2. Thus, the stored charges of the capacitors C1-C2 are discharged through the diodes ZD1-ZD2, and an overvoltage due to an external surge is absorbed thereto.
Patent JP-2000132119-A (JP)
Title: Plane-type display device
Inventor: SUZUKI MASAHIRO
IPC: H01J11/44
Filed: 1998-10-28
Abstract: PROBLEM TO BE SOLVED: To reduce unnecessary spaces between effective display areas of respective plane-type display devices and to improve the display quality in the case where a large screen comprises a combination of the plural plane-type display devices such as PDPs, by improving each electrode arrangement structure. SOLUTION: A first bent part 2a is formed by bending at least one of left and right parts of a first substrate of each plane-type display device 1, and a first lead terminal for leading out a first electrode is disposed on the first bent part 2a. A second bent part 3a is formed by bending at least one of upper and lower parts of a second substrate, and a second lead terminal for leading out a second electrode is disposed on the second bent part 3a. Thereby, an unnecessary space in a display screen is reduced so that the ratio of an effective display area to the whole display screen is increased.
Patent JP-H03184396-A (JP)
Title: Structure for preventing swelling of polyimide layer on multi-layer wiring board
Inventor: MATSUZAKI TOSHIO
IPC: H05K3/46
Filed: 1989-12-13
Abstract: PURPOSE:To prevent a polyimide layer from being swollen by forming a second conductor pattern on the polyimide layer, connected to a first conductor pattern through the side walls of through holes, and providing opening parts in the through holes for exposing part of the first conductor pattern. CONSTITUTION:An insulating substrate 22 including therein through holes 23 at predetermined portions thereof is formed, and conductor paste is printed and baked by printing means to form a first conductor pattern 25 and a third conductor pattern 30. Then, a photosensitive polyimide solution is deposited by spin-coating and the like and the polyimide solution is pre-baked to form polyimide films 33, 34. Further, transparent holes 27, 31 are provided and the polyimide films 33, 34 are cured to form polyimide layers 26, 32. Thereafter, conductor thin films 35, 36 are deposited on the surface and back of the board and unnecessary portions of the conductor thin films 35, 36 are removed to form a second conductor pattern 2a having therein an opening 37 and a fourth conductor pattern 33 having therein an opening 38.