baber/WOPTO huggingface dataset:
Patent JP-H0945468-A (JP)
Title: Heater element of ccm
Inventor: TANAKA YOSHIKAZU
IPC: H05B3/14
Filed: 1995-07-27
Abstract: PROBLEM TO BE SOLVED: To provide a heater element made of CCM to be used for a high temperature furnace such as an Si single crystal pulling furnace which is of light weight and high strength, which can be easily worked, in which local heating and formation of heat marks are prevented, and in which equalized heating is possible. SOLUTION: In a cylindrical or plate-shaped heater element of CCM for a heating furnace having a number of slits alternately provided in zigzag form, and having a zigzag heating part, more than one slits are provided inside the heater element to forcedly distribute a heat current uniformly, where the number of the slits provided inside the heater element is set as (n), and length of the slit is expressed by a specific expression relative to a width (w) and a length (a) of the heater element, with the slits disposed uniformly.
Patent JP-S6364268-A (JP)
Title: Fuel cell
Inventor: MITSUTA KENRO
IPC: H01M4/96
Filed: 1986-09-04
Abstract: PURPOSE:To realize a thin and a rigid structure, by holding porous members paralleled at both sides of a space through which a reaction gas flows, between a carbon paper at a catalyst layer side and a carbon paper at a separator side so as to compose an electrode base material of one side. CONSTITUTION:The structure of an electrode base material is made by covering the four sides of reaction gas flow passages 5 with a carbon paper 11 at a catalyst layer side, a carbon paper 12 at a separator side, and porous members 13. And the porous members 13 are held by the carbon paper 11 at the catalyst layer side and the carbon paper 12 at the separator side. Therefore, the structure is rigid similar to a honeycomb structure.
Patent JP-S6271323-A (JP)
Title: Oscillating circuit
Inventor: KOIKE HIDEJI
IPC: H03K4/50
Filed: 1985-09-24
Abstract: PURPOSE:To obtain an accurate and stable oscillation frequency by comparing one of two kinds of reference voltages decided by a capacitor only and an input voltage by a differential amplifier so as to change over the reference voltage. CONSTITUTION:A delay circuit 13 comprising a resistor 12 and a capacitor connected in series between a power supply 1 and a ground 2 and its common contact is an input terminal 3. The output of an RS flip-flop circuit 33 is inputted to a gate of an n-channel MOS transistor (TR) 25 and inverted again by an inverter 32 and inputted respectively to a gate of an n-channel MOS TR 23 and a gate of a p-channel MOS TR 22. Then capacitors 27, 28, 29, MOS TRs 22, 23, 24, 25, 26, and RS flip-flop 33 and inverters 30, 31, 32 constitute the reference voltage circuit. Since the two threshold voltages of a Schmitt trigger circuit are decided accurately by the capacitance ratio of the capacitors, an accurate oscillation frequency is obtained.
Patent JP-S6455346-A (JP)
Title: Wear-resistant cu alloy having high strength and high toughness
Inventor: AKUTSU HIDETOSHI
IPC: C22C9/04
Filed: 1987-08-25
Abstract: PURPOSE:To improve the strength, toughness and wear-resistance of a Cu alloy by specifying Zr, Al, O, Ti, Zr, V, P, Mg, Ca, Mn and Cu and uniformly dispersing the intermetallic compounds thereamong and the oxides thereof into a matrix. CONSTITUTION:Said Cu alloy is formed with the compsn. consisting of, by weight, 17-40% Zn, 2-11% Al, 50-3,000ppm O, one of more kinds among 0.003-0.3% P, Mg and Ca and the balance Cu, or in addition to this, furthermore with 0.1-4% Mn. The intermetallic compounds thereamong and the oxides thereof are then uniformly dispersed into the matrix.
Patent JP-2000049759-A (JP)
Title: Data processor
Inventor: IKEDA MICHIAKI
IPC: G06F1/12
Filed: 1998-07-27
Abstract: PROBLEM TO BE SOLVED: To automatically adjust the phase of basic clock signals and clock signals for timing generation supplied from a clock source package, related to a data processor constituted of plural packages. SOLUTION: This data processor is provided with a clock source package 1 and plural packages 2-1 to 2-j for a data processing and the clock source package 1 is provided with a clock generation part 3, phase adjustment parts 5-1 to 5-i and distribution parts 4-1 to 4-i, corresponding to the basic clock signals and the clock signals for the timing generation and a phase difference detection part 9. The packages 2-1 to 2-j for the data processing are provided with a reception processing part, a timing generation part 7 and the phase difference detection part 8 for detecting the phase difference of the received basic clock signals and the received clock signals for the timing generation and sending out phase difference detection signals for controlling the phase adjustment part of the clock source package 1 to the clock source package 1, so as to attain a phase state of normal time.  In the respective packages 2-1 to 2-j, the phase state at the normal time is attained automatically without the need for manual work of adjustment and the exchange of a circuit element, etc.
Patent JP-H0749137-A (JP)
Title: Outdoor unit of air conditioner
Inventor: MIYAZAWA KENICHI
IPC: F24F5/00
Filed: 1993-08-03
Abstract: PURPOSE:To eliminate appearance of a propeller fan through a fan guard by forming the guard of many narrow plates arranged at a predetermined interval and disposing the plates obliquely in a predetermined direction. CONSTITUTION:A heat exchanger 9, a propeller fan 10 and a bracket 8 for supporting a motor 14 are arranged in a housing of an outdoor unit. The fan 10 is so arranged as to be opposed to a diffuser 13 formed at a front panel IC of the housing 1. A fan guard 20 is formed of many narrow plates 21 arranged at a predetermined interval in front of the diffuser 13, and the plates 21 are inclined at a predetermined angle with front side down. Thus, when the unit is installed on the ground, the fan 10 is scarcely observed through gaps of the plates 21 of the guard 10 by a person standing in front of the unit, and hence its beauty can be improved.
Patent JP-S58113043-A (JP)
Title: Paper feeder
Inventor: AKIYAMA YASUHISA
IPC: B65H11/00
Filed: 1981-12-25
Abstract: PURPOSE:To utilize a manual paper feed mechanism and also perform an automatic paper feed in a paper feeder having an automatic paper feed mechanism and the manual paper feed mechanism, by removably providing the second manual paper feedable automatic paper feed mechanism in a side of the manual paper feed mechanism. CONSTITUTION:This paper feed cassette 23 with a manual feeder provided to the upper of an automatic paper feed cassette in a copying machine or the like is removably mounted to the side part of a case 1 through a paper feed mechanism 24. The cassette 23 is operated such that in case of an automatic paper feed, a manual feed guide 134 is moved to a direction L to separably feed the uppermost paper in a cassette main unit 130 by rotation of a paper feed roller 93A. While in case of a manual paper feed, the guide 134 is moved to a direction M to lift a guide roller 94A against a spring 95A by a guide point end 134a and separate the roller 93A from the uppermost paper. Then under this condition, the cassette is formed capable to feed paper by inserting the paper from the guide 134.
Patent JP-H0766825-A (JP)
Title: Stackable hub
Inventor: MIZOGUCHI YASUHIKO
IPC: H04L12/44
Filed: 1993-08-26
Abstract: PURPOSE:To prevent adverse effect onto a network due to mis-setting of the equipment number by setting an equipment number not by the user but by an equipment side automatically. CONSTITUTION:A reference signal is impressed to one of a couple of signal lines 11,12 interconnecting inter-hub connection means C via an inter-hub interconnection cable L and a phase difference is given to the other signal line in order by a phase change means 3. The added phase difference is detected by each inter-hub connection means C and its own number is decided by the detected phase difference. Furthermore, a passive element 3' is used as the phase change means to decide its own number because the phase difference is changed even when no power is supplied to the phase change means.
Patent JP-H0670524-A (JP)
Title: Brushless motor
Inventor: OKADA KYOICHI
IPC: H02K3/18
Filed: 1992-08-07
Abstract: PURPOSE:To reduce cogging torque by using a simple structure. CONSTITUTION:A stator 1 is made up of a stator core 2 and a coil. The stator core 2 includes slots (1), (2),..., (27) formed at given intervals, and a rotor 4 has a four-pole magnetized rotor magnet 5. The pole number (p) is set as 4, and the phase number (m) is set as 3. The slot number (S) is represented by S=qXpXm, where the slot number q for each pole and phase should not be an integer nor a multiple of 0.5. Then, the slot number (q) is set, for example, as 2.25 so that the slot number (S) becomes 27.
Patent JP-S6182692-A (JP)
Inventor: REO PERUTSURU
IPC: C23F1/18
Filed: 1985-09-26
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-H0258831-A (JP)
Title: Dryetching process
Inventor: OZAKI JUN
IPC: H01L21/302
Filed: 1988-08-24
Abstract: PURPOSE:To prevent the shortcircuit in wiring due to any etching residue form occurring thereby forming a wiring structure in high reliability by a method wherein, during dryetching process of aluminuncopper, aluminum silicon-copper, reactive ion etching process using a gas containing chlorine and then sputtering process using argon gas are successively performed. CONSTITUTION:Wafers contained in a load side carrier 8 are fed to an aluminum etching chamber 1 and after introducing chloric gas 3 up to specified pressure, electrodes 2a, 2b are impressed with power from a high-frequency power supply 4a to produce plasma for performing reactive ion etching process. When this active ion etching process is finished, copper not producing any chloride of high vapor pressure remains as an etching residue 14 on an oxide film. Next, the wafers are fed to a sputter etching chamber 7 and after introducing argon gas 6, electrodes 5a, 5b are impressed with power from another high- frequency power supply 4b to produce plasma for performing sputter etching process. Consequently, an excellent etching shape with no residue at all can be taken.
Patent JP-H1053803-A (JP)
Title: Blow-down operation of blast furnace
Inventor: KAMANO HIDEYUKI
IPC: C21B5/00
Filed: 1996-08-09
Abstract: PROBLEM TO BE SOLVED: To facilitate the ejecting word of remained material in a furnace by reducing the remained material in the furnace at the time of blowing down a blast furnace, by keeping a theoretical combustion temp. in the front of a tuyere in specific temp. range just before blowing down the blast furnace. SOLUTION: Just before blowing down the blast furnace, charging material is gradually reduced, and the operation is executed while changing the operational condition according to the reduced quantity thereof. At this time, the theoretical combustion temp. in the front of the tuyere TFT shown by equation I is kept to in the range of 1,600-1,800 deg.C to execute the blow down operation of the blast furnace. A in equation I is shown by equation II, and B is shown by equation III. In equations II, III, VB is blasting quantity (Nm<3> /min), TB is blasting temp. ( deg.C), MB is moisture content in the blasting (g/Nm<3> ) and VD is enriched oxygen quantity (Nm<3> /min). This theoretical combustion temp. range is mainly kept by adjusting the moisture content in the blasting.  By this method, even in the case of operation with high fuel ratio, the producing of a large quantity of SiO2 is restrained and the viscosities of molten iron and slag are kept low.
Patent JP-S6370095-A (JP)
Title: Coldness accumulating device utilizing latent heat
Inventor: HASHIMOTO MASUMASA
IPC: F28D20/02
Filed: 1986-09-10
Abstract: PURPOSE:To improve efficiency of use of a coldness accumulating tank by recovering a coldness accumulating material by repeating phase transformation between solid phase and liquid phase when the material is separated in a coldness accumulating device utilizing latent heat in which phase transformation between solid phase and liquid phase is effected. CONSTITUTION:In a coldness accumulating tank 1 a coldness accumulating material is received which consists of water, propylene glycol, freezing medium, and additive. During the operation it is carried out by transforming the coldness accumulating material from solid phase to liquid phase or from liquid phase to solid phase. And a coldness accumulating device is provided with a control device which melts and stirs the coldness accumulating material when the coldness accumulating material develops separation by repeating the phase transformation. The outlet and inlet of the brine in the coldness accumulating tank 1 are connected by a brine circulation pump 2 and a brine circulation circuit with a heat exchanger 3 for heating to which a heating liquid is supplied. The lower section and upper section of the coldness accumulating tank are connected by a heater 4 for heating, coldness accumulating material circulation pump 5, and coldness accumulating material circulation pump 5, and a coldness accumulating material circulation circuit with a dispersing device 6. Further, the control device melts and stirs the coldness accumulating material by operating successively the brine circulation pump 2, heater 4 for heating, and the coldness accumulating material circulation pump.
Patent JP-H0760204-A (JP)
Title: Washing apparatus
Inventor: SHIBANO YOSHIHIDE
IPC: B08B3/04
Filed: 1993-08-26
Abstract: PURPOSE:To provide an ultrasonic washing apparatus capable of enhancing the washing effect of a work without lowering working efficiency. CONSTITUTION:The lift means 3 of a washing apparatus is equipped with a pair of support parts 12 having an almost horizontal U-shaped cross section coming into contact with the left and right side parts of a work receiving basket 2 to support the basket 2 and pivotally supported in a freely rotatable manner, a drive means 14 rotationally driving the support parts 12, the fixing means 19 coming into contact with the front and rear side parts of the work receiving basket 2 to fix the basket 2 to the support parts 12 and a fixing release means 26 releasing the fixing of the work receiving basket 2. The work receiving basket 2 is allowed to fall toward the interior of a washing tank 1 from above to be rotated and subsequently raised from the washing tank 1 to be returned to the original position.
Patent JP-H0260094-A (JP)
Title: Appropriate illumination maintenance control system
Inventor: TOKUNAGA SHIGEYUKI
IPC: G01J1/42
Filed: 1988-08-25
Abstract: PURPOSE:To accurately maintain appropriate illumination by installing an automatic appropriate illumination sensor to generate an illumination value and an address number for each dimming control region and control a main operating board through a telephone circuit. CONSTITUTION:A plurality of terminals 4 installed at each dimming control region on a floor are connected to a main operating board 2 through a transmission line 3. A plurality of lighting equipments 5 are connected to the terminal 4. On the other hand, an appropriate illumination sender 11 has CPU to which ROM as program memory and RAM which stores various data are connected. And the sender 11 inputs an illumination value of an illumination meter 10, operates a telephone number by a multi-function telephone 9 to send the illumination value to the main operating board 2 and control it. If there is a difference between a preset illumination value and an illumination value of the illumination meter 10, the operating board 2 sends a dimming control signal to one of the terminals 4 where address numbers agree. Thereupon, the terminal 4 adjusts the lighting equipment 5 to a prescribed illumination so that there is no personal equation or error and it is possible to make control to accurately maintain an appropriate illumination.
Patent JP-2001041002-A (JP)
Title: Composite material blade
Inventor: MORIYA KATSUYOSHI
IPC: F01D9/02
Filed: 1999-07-27
Abstract: PROBLEM TO BE SOLVED: To provide a composite material blade with an erosion prevention metal hardly peeling off from the composite material blade, and easily repairable of exchangeable with a new erosion prevention metal even if peeled. SOLUTION: This composite material blade 7 is constituted of a composite material and comprises a metal attaching plate 12 formed integrally with a leading edge part 7a of the composite material blade 7 and having a generally U-shaped section, an erosion prevention metal 10 having a generally U-shaped section so as to fit to the metal attaching plate 12 for preventing abrasion, and an adhesive 11 for bonding the erosion prevention metal 10 with the metal attaching plate 12.
Patent JP-S6370085-A (JP)
Inventor: NAKANO TSUNEJI
IPC: F25D29/00
Filed: 1986-09-10
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-S6368630-A (JP)
Title: Polymerization apparatus for polyester
Inventor: SAITO YASUHIKO
IPC: C08G63/78
Filed: 1986-09-10
Abstract: PURPOSE:To produce a good-quality polyester stably in good efficiency, by providing the exit at the bottom of a polymerization tank with a screw for discharging a polymer and providing the upper part of the screw with an impeller for agitating the polymer at the bottom of the tank. CONSTITUTION:The lower end of the body 1 of the tank of a polyester polymerization apparatus is provided with an exit 5 for discharging polymer, and a screw 6 for discharging polymer is inserted into the exit 5. The screw 6 is connected to an independent motor 7 so that it can be driven independently. The screw 6 is provided vertically so that its top may thrust through the exit 5 to protrude into the inside of the tank and its top is provided with an agitation impeller 8 for agitating polymer. In this apparatus, the polymer flowing down into the holding zone 9 at the bottom of the body of the tank is made uniform by agitating and mixing the central and peripheral parts and the top and bottom layers together by rotating the impeller 8 by rotation of the screw 6, forcibly withdrawn from the exit 5 and sent to the subsequent process from an exit 10.
Patent JP-2000012274-A (JP)
Title: Discharge lamp lighting device
Inventor: FURUYA YUKIO
IPC: H05B41/24
Filed: 1998-06-22
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive one-transistor inverter type discharge lighting device with high power factor. SOLUTION: This device is provided with a smoothing capacitor 10; a vibrating inductor 32; a switching element 38 for intermittently applying the voltage of the smoothing capacitor 10 to the vibrating inductor 32; a first vibrating capacitor 34 and second vibrating capacitor 35 for forming one vibrating closed circuit together with the vibrating inductor 32; a flywheel diode 39 connected in reverse parallel to the switching element 38; and an inverter load 90 connected in parallel to the vibrating inductor 32. The inverter load 90 consists of a discharge lamp lighting circuit. This device is further provided with a rectifying power source 23 for rectifying the voltage of an AC power source 21, and a polar auxiliary diode 29 for applying the voltage of the voltage of the rectifying power source 23 to the smoothing capacitor 10.  The connecting points of the first vibrating capacitor 34 and second vibrating capacitor 35 are connected to the connecting pointes of the rectifying power source 23 and the auxiliary diode 29. The feed of the rectifying power source 23 is promoted by the interaction of the first vibrating capacitor 34 and second vibrating capacitor 35 belonging to a single vibrating closed circuit to increase the power factor.
Patent JP-S59101981-A (JP)
Title: Television synchronizing receiver
Inventor: SAKAMOTO YOUICHI
IPC: H04N5/455
Filed: 1982-12-01
Abstract: PURPOSE:To shorten a pulling-in time of a synchronizing receiver without adding a frequency error detecting circuit using a differentiator by forming a costas loop and a frequency pulling-in circuit as prescribed. CONSTITUTION:A costas loop is formed by synchronizing detectors 16, 17, LPFs 18, 19, signal amplifiers 20, 21, a phase detector 22, an LPF23, a voltage control oscillator 24 and a 90 deg. phase shifter 25. Also, a frequency pulling-in circuit is formed by a sound intermediate frequency amplifer 26, a frequency discriminating circuit 27, a voltage subtracter 28 and an LPF29. An output of this LPF29 is added to an output of the LPF23 of the costas loop and is fed back to the voltage control oscillator 24. By forming in this way, a pulling-in time of a synchronizing receiver can be shortened without adding a frequency error detecting circuit using a differentiator.
Patent JP-H0766166-A (JP)
Title: High frequency cleaning equipment
Inventor: SHIBA KAZUHIKO
IPC: B08B3/12
Filed: 1993-08-26
Abstract: PURPOSE:To provide an inexpensive high frequency cleaning equipment for cleaning an object, e.g. a silicon wafer, uniformly. CONSTITUTION:The high frequency cleaning equipment comprises an outer tank 1 containing a liquid, a cleaning tank 25 made of glass or metal set in the outer tank 1 with the bottom face thereof being spaced apart by a predetermined distance from that of the outer tank 1, a cleaning liquid contained in the cleaning tank 25, a high frequency oscillator disposed in the outer tank 1 and radiating high frequency wave, an inclinable reflector 13 disposed in the outer tank 1 and reflecting the high frequency wave radiated from the oscillator into the cleaning liquid through the bottom face of the cleaning tank 25, and a driving means for inclining the reflector 13.
Patent JP-H0378478-A (JP)
Title: Synchronous throw-in confirming device for brushless synchronous motor
Inventor: HIGUCHI SATORU
IPC: H02P1/46
Filed: 1989-08-17
Abstract: PURPOSE:To detect the timing of synchronous throw-in reliably by arranging a metering transformer and a current transformer in the power source circuit for a brushless synchronous motor and performing measurement at both lead and lag power factor sides. CONSTITUTION:A synchronous motor 6 is connected through a switch 2 with a power source bus 1, and a metering transformer 3 and a current transformer 4 are connected with the power source circuit. A power factor indicator 5, which can perform measurement at both lead and lag power factor sides and provided with an output circuit 21 for producing an external signal when the pointer passes through the point of 1.0 power factor from lag side to lead side, is connected with the transformers 3, 4. An exciter 13 feeds DC power to the exciting winding 12 of an AC exciter 11 and produces AC power, which is then rectified through a rotary rectifier 10 and fed to the exciting winding 7 of the synchronous motor. During starting operation, the thyrister 9 is disabled and when predetermined conditions are satisfied, a synchronous throw-in device 8 is operated and the gate of the thyrister 9 is enabled.
Patent JP-S59101891-A (JP)
Inventor: ISHII TAKICHI
IPC: H01L21/60
Filed: 1982-12-02
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-S6190363-A (JP)
Title: Flexible disc drive device
Inventor: TSUBURAYA TSUTAE
IPC: G11B19/00
Filed: 1984-10-09
Abstract: PURPOSE:To prevent the unnecessary flow of electric current to a light emitting element when a device is not working and to save the electricity by providing a control circuit which allows the current to flow only when the device is working between a light protect and an index detection light emitting element and a power source. CONSTITUTION:When a motor-on signal is not inputted to a control terminal 1a, the control circuit 1 keeps on 'off', and as the unnecessary current is not supplied to light emitting diodes 2a, 3a, the waisting of the power is prevented. Next, when the motor-on signal is inputted, the control circuit 1 is turned on, the current is supplied to LEDs 2a, 3a, and light protect detection and the index detection is executed. When phototransistor Tr2c, 3c detect the light emitted from LEDs 2a and 2b, the light protect signal and the index detecting signal are outputted from output terminals 2c, 3c.