baber/WOPTO huggingface dataset:
Patent JP-H04219338-A (JP)
Title: Manufacture of preform for making optical fiber
Inventor: KURISUCHIYAN RU SERUJIYAN
IPC: G02B6/00
Filed: 1991-03-27
Abstract: PURPOSE: To provide a production method of preform with which much more silica can be deposited, the ratio of a glad diameter to a core diameter is more increased and the length of an optical fiber per preform unit length can be more extended.  
     CONSTITUTION: The deposit of the silica, to which a dopant is added in case, is formed from a gaseous phase containing the gaseous compound of silicon, oxygen and the gaseous compound of the doping element of the silica in case as continuous layers inside a silica based tube 1, and then, this tube is crushed so that an axial void zone can be eliminated. Afterwards, the silica of the first tube is removed, and next, the deposit is formed from a gaseous phase containing oxygen and the halogen derivative of silica by plasma torch, so that recharging 5 can be performed on a remaining cylinder 4. 
     COPYRIGHT: (C)1992,JPO
Patent JP-S5315871-A (JP)
Title: Dew datector
Inventor: FURUYA TAKASHI
IPC: G01N5/02
Filed: 1976-07-28
Abstract: PURPOSE: To ensure the detecting operation by exciting a quartz oscillator of a sensor with the use of a voltage-controlled oscillator and by detecting the variation in the resonant frequency of the quartz oscillator due to dew formation to take out the signals corresponding to the resonant frequency as a dew signal. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H06311765-A (JP)
Title: Ultrasonic motor
Inventor: MAENO TAKASHI
IPC: H02N2/00
Filed: 1993-04-16
Abstract: PURPOSE:To provide a vibrator capable of efficiently taking out elliptic movement for driving which occurs at a material point of an elastic body by making almost equal the natural frequencies of two vibration modes excited in the vibrator in an ultrasonic motor constituting the vibrator with a plate-shaped elastic body. CONSTITUTION:Vibration due to a first bending mode shown in (a) and (a-1, 2) and vibration due to a second bending mode shown by (b) and (b-1, 2) are excited in an elastic body with a phase difference between them; and elliptic movement occurs to material points at node positions X2 and X3 on a node position Y1, and this elliptic movement can be enlarged and used for driving by providing displacement enlargement members 2a and 2b therein.
Patent JP-H05261796-A (JP)
Title: Blow molding machine
IPC: B29C48/32
Filed: 1992-03-16
Abstract: PURPOSE:To prevent a cylinder of an extrusion molding machine and top end parts of a melt resin kneading screw from galling and damaging prolong the lives thereof by a method wherein at least one pair of injectors are disposed on the peripheral wall of the cylinder so as to be opposed to each other in the diametral direction of the cylinder. CONSTITUTION:On the peripheral wall of a cylinder E of an extrusion molding machine, at least one pair of injectors C are so disposed as to be vis-a-vis in the diametral direction of the cylinder E where the injectors face top end parts of a melt resin kneading screw rotatably provided in the cylinder E. Injection stresses of molten resins from the injectors C in a pair are offset in a radial direction, whereby the screw is prevented from being displaced by a lateral pressure. As a result, the cylinder E and the top end parts of the screw can be prevented from galling and damaging, thus having a prolonged life.
Patent JP-S61249119-A (JP)
Title: Servo control method
Inventor: AOYAMA TADAMASA
IPC: H02P29/00
Filed: 1985-04-26
Abstract: PURPOSE:To make optimum control for a control object possible by setting each step speed at an acceleration/decelration time in accordance with the rate of a reference speed and the rate of each step speed to the reference speed. CONSTITUTION:If it is predetermined that a control object 6 runs in a fast feeding speed V0, a reference speed Vf, command values V1-V4 of individual step speeds, and running times and distances based on respective predeterminate speed rates are set in accordance with a prescribed table. With respect to supply timings of speeds V4-Vf, the command value V4 is supplied when the control object is integral s distant from a target point P or a running time SIGMAt remains, and the command value V3 is supplied when the current speed rate of the object 6 coincides with the predeterminate speed rate of V4 to which the deceleration command V4 is supplied and the object 6 is run in a uniform speed for a set time t4, and command values V2, V1, and the speed Vf are supplied similarly hereafter. A stop command St is supplied just after the object 6 is run in the uniform speed Vf for a prescribed time tf, thereby positioning the object 6 at the point P.
Patent JP-S61248607-A (JP)
Title: Current mirror circuit
Inventor: FUKUDA KAZUYUKI
IPC: H03F3/343
Filed: 1985-04-26
Abstract: PURPOSE:To suppress the fluctuation of a current ratio by flowing a reference current from a reference side element to a location on a wiring conductor having a voltage drop equal to a mean value of the voltage drop produced in the wiring conductor connecting plural elements an non-reference side provided in parallel at its grounding side. CONSTITUTION:The reference side element 20 and the non-reference side elements 221-226 are mounted on a semiconductor substrate 18 and an aluminum wiring 24 as a wiring conductor at the grounding side is provided. Since the mean value of the characteristic of the elements 221-226 depends on a resistance R of the aluminum wire 24 among the non-reference side elements 221-226, the mean value of voltage drops on the aluminum wiring 24 is obtained, the reference side element 20 is provided near the location causing a voltage drop of the means value of flow a reference current from the reference side element 20. Thus, the effect of the voltage drop from the reference side element 20 to the non-reference side elements 221-226 is minimized, the accuracy of the current ratio flowing to the non-reference side elements 221-226 is improved and the effect of the temperature characteristic is reduced.
Patent JP-H05288344-A (JP)
Title: Device for controlling oil-burner
Inventor: MIYAUCHI SHINJI
IPC: F23N5/14
Filed: 1992-04-10
Abstract: PURPOSE:To prevent fuel oil, in an oil-burner using kerosine or the like, from flowing out of the vaporizer into the passageway for vaporized fuel to the burner in an incompletely vaporized state as a result of a malfunction, defective performance, or the like of a vaporizer temperature detective means and avoid related hazards. CONSTITUTION:There are provided a vaporizer 3 which vaporizes an oil and feeds the vaporized fuel to a burner 2, a heater 4 for producing heat of vaporization, a vaporizer temperature detective means 6 for detecting the temperature of the vaporizer, and a temperature-comparing means 15 which inputs a temperature detection signal from the vaporizer temperature detective means, compares it with a set value of vaporizer temperature 14 and outputs a signal representing a judgment from the comparison. On the basis of the signal outputted by the temperature-comparing means 15 a vaporization/combustion-controlling means 16 outputs a signal for power supply to a heater 4 in order to maintain the temperature of the vaporizer at the set value of vaporizer temperature 14, whereas it counts the time intervening between the time of stopping the power supply to the heater 4 and the time of resuming the power supply and, when the suspension of the power supply has lasted over a specified period of time, outputs a signal for stopping the combustion to an oil-feeding means 5.
Patent JP-H10277543-A (JP)
Title: Method for nitrification and denitrification of nitrogen-containing waste water
Inventor: MATSUBARA KIWAMU
IPC: B01J20/18
Filed: 1997-04-09
Abstract: PROBLEM TO BE SOLVED: To enhance denitrification efficiency while constituting equipment relatively compactly without requiring adding chemicals such as methanol. SOLUTION: A zeolite adsorbing tank 2, a nitrification tank 3, a denitrification tank 4 and a re-aeration tank 5 are used and a zeolite supported carrier formed by coating a carrier composed of polyvinyl alcohol and having specific gravity of 1.05-1.3 with zeolite is added to the zeolite adsorbing tank 2. Ammonia nitrogen in raw water is adsorbed by the zeolite supported carrier and sent to the next-stage denitrification tank 4 through the nitrification tank 3 to be mixed with the raw water containing org. matter sent from the zeolite adsorbing tank 2 to perform denitrification reaction utilizing the org. matter. The zeolite supported carrier regenerated in adsorbing function is returned to the zeolite adsorbing tank 2 and circulation is performed between the zeolite adsorbing tank 2 and the denitrification tank 4.
Patent JP-H10285038-A (JP)
Title: Digital to analog converter
Inventor: SHIMIZU YASUHIDE
IPC: H03M1/74
Filed: 1997-04-09
Abstract: PROBLEM TO BE SOLVED: To reduce the power consumption of a digital to analog(DA) converter more than a conventional DA converter while keeping the high speed operation of the DA converter. SOLUTION: This DA converter is provided with decode means 2, 3 that convert received digital data S1-S4 into line data S5-S10 and pluralities of current generating means that activate a desired current generating means among pluralities of current generating means C41-C55, provide an output of the generated current to a 1st output terminal (XIO), select a 2nd output terminal IO after a prescribed timing and provide an output of a current I4 so as to provide an output of an analog signal V4 at a 2nd output terminal. Thus, the current generating means is operated and the current generating means is made stable because the current is increased so long as the output terminal of the generated current is switched from the 1st output terminal to the 2nd output terminal, and then the power consumption is much more reduced in comparison with the conventional DA converter while keeping a high speed operation.
Patent JP-H01262105-A (JP)
Title: Volume-reducing kiln for waste plastic
Inventor: MATSUBARA HITOSHI
IPC: B29B17/00
Filed: 1988-04-13
Abstract: PURPOSE:To ensure the stable lowering of load, and to enable quantitative continuous discharge to the outside of a kiln of a volume-reduced substance formed in the kiln by shaping projecting sections to one parts of moving blades or installing scraper plates among each blade. CONSTITUTION:A spiral moving blade, a distance of which from a shaft on a periphery differs at least one position, is mounted into a volume-reducing kiln 14. A projection 19 is formed to one part of the spiral moving blade, and a radius is increased partially at least one position. When corners are shaped in the form of the projection 19 as a rectangle and a sector, the projection having an ellipse or a similar smooth curve is preferable because waste plastics are easy to adhere on the corners. When approximately three scraper plates 24 in one span are set up into a plane including the center line of a shaft 21 between the moving blade 18 and the moving blade 18 in the same manner, a cord and ropes wound around during forward rotation can be unfastened during reverse rotation. Accordingly, the discharge of waste plastics can be stabilized.
Patent JP-H08285165-A (JP)
Title: Pipe header and its manufacture
Inventor: YAMADA YONEKAZU
IPC: B32B1/08
Filed: 1995-04-17
Abstract: PURPOSE: To manufacture a pipe header which can prevent a turbulent flow from being generated in a transport fluid and can reduce a flow rate loss in the transport fluid by friction and can also be used as piping to transport super pure water, while reducing manufacturing labor and manufacturing cost, securing piping accuracy and strength, and attaining size reduction in the pipe header. CONSTITUTION: Curved flanges 211 of patches 21 are fused and joined along an outer peripheral surface of a thermoplastic resin pipe 10 by using the thermoplastic resin pipe 10, three patches 21 where projecting parts 212 whose upper surfaces are flat are arranged on surfaces of the curved flanges 211 and three short pipes 20 with a flange having the flanges 211 and screw threads 222, and screw holes 213 to which the short pipes 20 with a flange can be screw- fitted are arranged in the upper surface center of projecting parts 212 of the respective patches 21, and the short pipes 20 with a flange are screw-fitted to the screw holes 213, and the flanges 211 are joined to upper surfaces of the projecting parts 212, and a pipe header H1 is manufactured.
Patent JP-H06289853-A (JP)
Title: Keyboard musical instrument
Inventor: WADA MASAHIRO
IPC: G10C5/00
Filed: 1993-03-24
Abstract: PURPOSE:To provide the keyboard musical instrument capable of obtaining a stable key touch from weak keying to strong keying by preventing a noise from being generated when a shank stopper and a damper wire collide against each other and preventing the shank stopper from being displaced. CONSTITUTION:This keyboard musical instrument is equipped with extended strings 11, hammer heads 13 which rotate to strike on the strings 11, jacks 13 which rotate to thrust up and rotate bats 15, keys which transmit forces rotating the jacks 33, shank stoppers 120 which receive the hammer shanks 14 associated with the hammer heads 13, and damper wires 43A provided between the shank stoppers 120 and strings 11. The shank stoppers 120 are provided with damper cushions 120D which reduce collisions against the damper wires 43A on the sides facing the damper wires 43A.
Patent JP-H06301632-A (JP)
Title: Dma control device and its control method
Inventor: NAKAHIGASHI TOSHIO
IPC: G06F13/28
Filed: 1993-04-19
Abstract: PURPOSE:To make it possible to receive other I/O instructions even after receiving a certain I/O instruction and to prevent the throughput of a central processing unit (CPU) from being reduced by providing plural registers for storing DMA transfer instructions in this DMA control device correspondingly to the number of CPUs. CONSTITUTION:The DMA control device 2 connected to plural CPUs 11 to 1n and a main memory 10 through a main bus 21 to execute data transfer based upon a direct memory access (DMA) to/from respective CPUs 11 to 1n is provided with byte address registers 41 to 4n corresponding to the number of CPUs 11 to 1n so as to store I/O instructions outputted from respective CPUs 11 to 1n. An instruction analyzing part 3 connected to the registers 41 to 4n continuously receives DMA transfer instructions from respective CPUs 11 to in until the bus 21 is occupied. The DMA transfer instructions from respective CPUs 11 to 1n are stored in respectively corresponding registers 41 to 4n and the DMA transfer of instructions is successively executed from the instruction outputted from the CPU with the highest priority order.
Patent JP-S60236023-A (JP)
Title: Direct heating type air flow rate sensor
Inventor: OOTA MINORU
IPC: G01F1/692
Filed: 1984-05-09
Abstract: PURPOSE:To keep an output characteristic of an air flow rate sensor constant by fixing a temperature depending resistance pattern formed on a flexible substrate and both ends of said substrate by a springy electrode supporting rod. CONSTITUTION:Air is made to flow into a suction passage 2 of an internal-combustion engine 1 through an air cleaner 3 and a rectifying lattice 4. In the inside of a duct 5 provided on the air passage 2, a heating heater and a temperature depending resistance in one 6 for measuring an air flow rate is provided on a flexible substrate 61, and both ends of this substrate are supported by a springy electrode 63 supported by a stay 7. A resistance for detecting an inlet temperature of the outside of the stay 7, and the temperature depending resistance 6 are connected to a hybrid substrate 9. A sensor circuit part of the substrate 9 feeds back a calorific value of the resistance so that a temperature of the temperature depending resistance 6 becomes constant with respect to the suction temperature, outputs its power consumption signal to a controlling circuit 10, and controls a fuel jet valve 11. In this way, the responsiveness of the air flow rate sensor and the dynamic range are improved.
Patent JP-S5425834-A (JP)
Title: Image former
Inventor: KUBOTA ATSUSHI
IPC: G03B27/54
Filed: 1977-07-29
Abstract: PURPOSE: To make possible easy precision adjustment of exposure to photoreceptor and simplify and miniaturize the apparatus by disposing the optical system arranged with plural small image forming elements in array form between the photoreceptor and the original face and controlling the quantity of light of light source with a rotary opening. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S5426253-A (JP)
Title: Welding method for tip end of plate-shaped body
Inventor: KIKUCHI TOSHIYUKI
IPC: B23K9/00
Filed: 1977-07-29
Abstract: PURPOSE: To prevent to be formed weld zone bridge-like and to obtain one body weld zone not producing strength lowering or leakage, by projecting inside tip end among tip ends of plate-shaped body laminated more than three layers. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S6034795-A (JP)
Inventor: BOOTO BEENKE
IPC: C02F3/30
Filed: 1984-05-09
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-S5215204-A (JP)
Title: Informatioon transmission system
Inventor: IMAIZUMI YOSHIHIRO
IPC: G06F13/368
Filed: 1975-07-26
Abstract: PURPOSE: To prevent the effects of faulty equipment by performing information transmissions among a plural numbers of desired processing units without using any lens control unit which becomes costly with a multiplexing. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-2000285165-A (JP)
Title: Production schedule management system for paper processor
Inventor: WABE HIROSHI
IPC: G06F19/00
Filed: 1999-03-31
Abstract: PROBLEM TO BE SOLVED: To efficiently manage a production schedule without depending on the intuition of a specified person by managing a production schedule about the entirety in a plurality of paper processors by a central managing device. SOLUTION: A central managing device manages a production schedule about the entirety in the plurality of paper processors. That is, in this system, a computer 1 as the central managing device is connected to a network 10 through a data relay station. Also, cutting devices 2 and 3 as a paper processor are connected to the network 10 through site terminals 12 and 13. Further, press-contacting form preparing devices 4 and 5 as another kind of a paper processor are connected to the network 10 through site terminals 14 and 15, and enclosing and sealing devices 6 to 8 as another different kind of a paper processor are further connected. Here, the respective terminals 12 to 15 constitute an information terminal for transferring output information from the respective paper processors to the computer 1.
Patent JP-H0596790-A (JP)
Title: Tape printer
Inventor: HIRONO KAZUHISA
IPC: B41J2/485
Filed: 1991-03-28
Abstract: PURPOSE:To provide a variation to a layout of a printing character string by a method wherein dot pattern data stored in a printing buffer is shifted in a dot column direction so that a character can be printed on a set printing base line position on a printing medium tape. CONSTITUTION:When an electric current is passed to a heating element group while a bonding roller 10 and a take-up spool 14 are driven in a predetermined rotating direction by a tape feed motor 18 in synchronism with each other, a character is printed by a plurality of dot columns on a printing tape 9. The printing tape 9 is fed with an adhesive double coated tape 15 bonded to be delivered outside a body frame 2. A position of a character printing base line is set variably in an orthogonal direction to a tape feed direction. Dot pattern data in a printing buffer 37 is shifted in a dot column direction so that a character can printed on the set printing base line position.
Patent JP-S59217662-A (JP)
Inventor: WATANABE MANZOU
IPC: C04B28/08
Filed: 1983-05-26
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-H04218255-A (JP)
Title: High pressure electric discharge lamp and lighting method thereof
Inventor: ITO AKIRA
IPC: H01J61/34
Filed: 1991-03-29
Abstract: PURPOSE:To maintain an instantaneous re-lighting function by controlling polarity of starting pulse voltage outputted from a pulse generating circuit according to polarity of alternating current source voltage in the case a power switch is turned on, and starting plural number of luminous tubes by half at a time. CONSTITUTION:A high pressure electric discharge lamp 1 houses plural number of luminous tubes 5a and 5b to be lighted and controlled according to polarity of starting pulse voltage. An electronic stabilizer 21 is provided for this high pressure electric discharge lamp, and alternating current source voltage 20 is supplied thereto through a power switch 51. Starting pulse voltage at a positive electrode or a negative electrode to be superimposed upon this alternating current source voltage 20 is outputted selectively from a pulse generator 22. Furthermore, by controlling selectively the polarity of the starting pulse voltage outputted from the pulse generating circuit 22 by means of a control circuit 52 according to the polarity of the alternating current source voltage 20 in the case the power switch 51 is turned on, lighting to maintain lighting probability in the plural number of luminous tubes approximately at 50% can be carried out.
Patent JP-H10271883-A (JP)
Title: Method and equipment for controlling brushless motor
Inventor: NAKAJIMA TAMOTSU
IPC: H02P6/08
Filed: 1997-03-26
Abstract: PROBLEM TO BE SOLVED: To prevent the lowering of driving power-supply voltage in the start of a brushless motor while inhibiting the overshooting of the driving power- supply voltage. SOLUTION: A specified DC power supply is changed into desired DC voltage by chopping-driving a transistor 5a for a DC-to-DC converter 5 in a specified manner, and the DC voltage is used as the power-supply voltage of a motor driver circuit 6. When a pulse signal is input to a control circuit 9 as analog voltage through a filter circuit 8 by a microcomputer 14, the control circuit 9 chopping-drives the transistor 5a and the above-mentioned desired DC voltage is obtained. When the brushless motor 11 is started, the microcomputer 14 uses the output voltage of a starting-voltage compensating circuit 13 as the input analog voltage of the control circuit 9.  The starting-voltage circuit 13 outputs voltage corresponding to the output voltage of the DC-to-DC converter 5 to the control circuit 9, and the control circuit 9 chopping-drives the transistor 5a according to the voltage and controls the output voltage of the DC-to-DC converter 5.
Patent JP-H11287754-A (JP)
Title: Water drop detection sensor with transmission reception function
Inventor: TANAKA SHUHEI
IPC: B60S1/08
Filed: 1998-04-03
Abstract: PROBLEM TO BE SOLVED: To detect surely in a simple structure a water drop adhering to a light- passing substrate by inputting a detection light to the light-passing substrate and detecting a total reflection light at the inside of the light-passing substrate. SOLUTION: A sensor 1 has a light-emitting means 5, and a light-detecting means 6 set via a predetermined distance at a side face inside a chamber of a wind shield 2. A light-emitting face 5a, a light-detecting face 6a are fixed by an adhesive member 4 to face the wind shield 2. A projected light from the light-emitting means 5 enters the interior of the wind shield 2 via the adhesive member 4. If the light enters with an angle of incidence of not smaller than a critical angle, the light is totally reflected alternately at interfaces between a side face outside the wind shield 2, the side face inside the chamber and the air, propagated in the interior of the wind shield 2 and detected by the light-detecting means 6.  If a water drop W adheres to either or both of the side face outside the wind shield 2 and the side face inside the chamber, the light being propagated passes through the water drop W to the outside, whereby a quantity of light arriving at the light-detecting means 6 is decreased. A quantity of the decrease is detected and operated, whereby a degree of the adhesion of the water drop W is detected.