baber/WOPTO huggingface dataset:
Patent JP-S5923568-A (JP)
Title: Semiconductor device
Inventor: NASHIMOTO YASUNOBU
IPC: H01L21/338
Filed: 1982-07-30
Abstract: PURPOSE:To obtain an ultrafine FET excellent in high frequency property by forming a Schottky electrode by opening a window at the prescribed part at the insulating film on an active layer, allowing the edge on the insulating film to coincide with the boundary, and forming a high density layer on the active layer. CONSTITUTION:A CVD SiO2 film 7 is formed on an active layer 7 which is supported to a GaAs substrate 1, and a window is opened. A Schottky electrode 3 is formed by TiW. With the electrode 3 as a mask Si ions are implanted, heat treated in H2 to activate it, and a high density layer 8 is formed by self-aligning on the electrode 3. Then, it can be ultrafinely formed, and the Schottky junction 9 does not make contact with the layer 8. Thus, the reverse withstand voltage of the gate electrode does not decrease due to this fact, thereby obtaining an FET having high performance and high integration.
Patent JP-H09314898-A (JP)
Title: Method for driving optical writing apparatus and imaging apparatus of light emitting element array printer
Inventor: HAMANO HIROSHI
IPC: B41J2/45
Filed: 1996-05-28
Abstract: PROBLEM TO BE SOLVED: To increase a printing speed without shortening a light emitting time by printing printed data in a first field and changing over an image forming position displacing means to other state before printing other data in a second field. SOLUTION: Since a ferroelectric liquid crystal element being a polarizing rotary element 13-2 is changed over from a shift state to a through state after the emission of light to the even-numbered data of a first field, a reversed polarity drive waveform or a step waveform is applied. During the time from the completion of the emission of light to the even-numbered data of the first field to the start of the emission of light to odd-numbered data of a second field, an image forming position displacing means 13 is changed over from the shift state to the through state. Continuously, the light emitting operation to the odd-numbered data of the second field is performed. At this time, the image forming position displacing means 13 is in the through state.  An exposed dot is formed into an image on an exposure drum 14 at the position opposed to the light emitting element 11-1 on the drum 14.
Patent JP-S5359134-A (JP)
Title: Exhaust gas reflux apparatus f engine
Inventor: NAKASUMI TADATAKA
IPC: F02P5/155
Filed: 1976-11-05
Abstract: PURPOSE:To reduce NOx contained in the exhaust gas effectively by opening a flow regulating valve provided in the exhaust gas path upon the signals from the detector of clutch operation and the opening rate detector for the valve provided in a carburetor.
Patent JP-2000321374-A (JP)
Title: Structure of plate part for electronic timepiece
Inventor: KOBAYASHI MINORU
IPC: G04B29/02
Filed: 1999-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a structure of a multifunctional plate part having an extruded shape such as a spring for an electronic timepiece making possible a stable automatic feed in an automatic assembly. SOLUTION: A multifunctional gear train receiver 1 for a pointer type electronic timepiece has a battery side pressing spring 1a for pressing and holding a battery on a side, Extrusions 1i, 1j preventing the entanglement are provided at multiple locations near a tip of the battery side pressing spring 1a that tends to be a source of an error in an automatic feed. Multiple consecutive press works forms a cutout part 1f on the battery side pressing spring 1a that also tends to cause an entanglement, thereby providing multiple extruded shapes extruding inside the cutout shape at multiple locations.
Patent JP-S5560302-A (JP)
Title: Coaxial-waveguide converter
Inventor: IWASAKI HISAO
IPC: H01P5/103
Filed: 1978-10-30
Abstract: PURPOSE:To make it possible to arrange a dielectric plate, which has an earth conductor formed on one surface and a converting element conductor on the other, in the same direction as a waveguide axis without taking up space near a waveguide wall circumference, by inserting the dielectric plate into the waveguide. CONSTITUTION:On the wider guide surface of waveguide 11, groove 11c in  parallel to a narrower guide surface is formed at a width-directional center position and dielectric plate 14 is inserted along groove 11c from a flange 11a side. On one surface of plate 14, earth conductor 15 is formed and comes in contact with the wider guide surface of waveguide 11 at both edge parts 15a. On the other surface of plate 14, converting element conductor 16 is formed. Tip part 16a of conductor 16 is bent nearly at a right angle to the wider guide surface to attain mutual conversion between a coaxial mode and rectangular waveguide mode.
Patent JP-H02312243-A (JP)
Title: Semiconductor device
Inventor: SAITO FUMITOSHI
IPC: H01L29/73
Filed: 1989-05-26
Abstract: PURPOSE:To contrive the improvement of a collector-emitter breakdown strength by a method wherein an N<+> buried layer is formed thinly directly under a P<+> base layer and thickly in the vicinity of the base layer. CONSTITUTION:An N-type impurity is ion-implanted in the surface of a P-type substrate 1 and an N<+> buried layer 2 ts formed in such a way that it becomes thin directly under a base layer 5 and becomes thick in the vicinity of the base layer 5. Then, after P<+> buried layers 3 are formed, an N-type epitaxial layer 4 is grown on the whole surface, a P-type impurity is diffused through the surface of this layer 4 and the layer 5 is formed. Then, an N<+> impurity is diffused, emitter and collector regions 6 and 7 are formed and isolation oxide films 8 consisting of SiO2 are formed from the surface of the layer 4 to obtain an N-P-N transistor. Thereby, the distance between the layer 2 and the P<+> base layer 5 can be lengthened and a collector-emitter breakdown strength can be improved without changing the thickness of the layer 4.
Patent JP-H09318386-A (JP)
Title: Detector
Inventor: UMEMOTO HIDEKI
IPC: G01D5/18
Filed: 1996-05-28
Abstract: PROBLEM TO BE SOLVED: To detect the movement of a magnetic substance stably by using a magnetic field generating means having a plurality of magnetic poles, in an apparatus for detecting the movement of the magnetic substance by measuring the change of a magnetic field with a magnetic detecting element, and making the quantity of the change of a magnetic field to be applied to the magnetic field. SOLUTION: A giant magnetoresistance element 10 for example is arranged as a magnetic detecting element at a specified interval with a magnetic rotor having at least a recession and a protrusion. Magnets 5 give a magnetic field to the element 10. If the rotor 2 rotates, the magnetic field on the magnetically sensitive surface 10b of the element to changes, and the resistance value of a magnetic resistance pattern which the element 10 has changes. This resistance value change is processed by a processing means composed of a bridge circuit, etc., and an output which corresponds to the protrusion and recession of the rotor is obtained. Since magnets 5 are arranged for the element 10 so as to form a plurality of poles, the quantity of the change of the magnetic field corresponding to the protrusion and recession is large, and high precision detection is feasible.  It is possible to replace a part of the magnets with a magnetic flux guide of a magnetic substance.
Patent JP-H09322267-A (JP)
Title: Initial registration method for location data applied to remote supervisory equipment
Inventor: HONMA YUKIE
IPC: G06Q50/00
Filed: 1996-05-28
Abstract: PROBLEM TO BE SOLVED: To register accurate location data simply and efficiently as initial registration with respect to the initial registration method for location data applied to a remote supervisory equipment. SOLUTION: The remote supervisory system includes a large number of terminal equipments 3a-3n always detecting a state of various installation equipments 2a-2n installed in buildings 1A-1N and a supervisory center 20 having an information output section 25 outputting map information around the location of the buildings 1A-1N based on location data of the specific buildings 1A-1N where the installation equipments 2a-2n corresponding to fault notice sent via a communication line from the terminal equipments 3a-3n are installed. In this case, a portable receiver 32 for the global positioning system(GPS) is operated at the location of the buildings 1A-1N to obtain geographic information such as longitude and latitude and the obtained positioning information are registered initially as the location data.
Patent JP-H0428949-A (JP)
Title: Operation control device
Inventor: HATA YOSHIKI
IPC: F24F11/02
Filed: 1990-05-25
Abstract: PURPOSE:To enable a user to freely select it as required whether a capability of an air conditioner is in a preference or a silent sound of the air conditioner is in a preference by a method wherein a set temperature shift switch is cooperated with a compressor frequency limiting switch for an occasion in which the silent operation is required and then a control device for varying a set temperature shift amount or a compressor frequency limiting value is provided. CONSTITUTION:When a user needs a silent sound operation, a compressor operation frequency limiting switch 9 is depressed, resulting in that the compressor operating frequency is not increased by more than a specified value set in advance by a micro- computer 4 or a circuit and then a silent sound operation can be carried out. The number of revolution of an air blower 11 is varied to a predetermined low value set by a micro-computer or a circuit in cooperation with this switching operation or in cooperation with the compressor operating frequency, resulting in that the air blower can perform a silent sound operation. When the operating frequency of the compressor 7 is limited, if a room temperature is balanced before it reaches its set temperature, i.e. its temperature increasing or temperature decreasing within a certain specified time is reduced or decreased by a value less than a specified amount, this is detected by a temperature sensor 1 and the micro-computer and then it outputs an instruction to increase the frequency limited value.
Patent JP-H05323911-A (JP)
Title: Driving device for liquid display element
Inventor: TAKAHASHI NOBUAKI
IPC: G09G3/20
Filed: 1992-05-26
Abstract: PURPOSE:To drive a liquid crystal element composed of liquid crystal having hysterisis in a characteristic of transmission light quantity and effective voltage such as twisted nematic liquid crystal of high contrast with low voltage. CONSTITUTION:The driving device of liquid crystal display element displays display data by sequentially applying scanning voltage on a scanning electrode, and simultaneously, applying signal voltage corresponding to the display data on a signal electrode then turning on or off the liquid crystal display element in accordance with the effective value of the maximum value Vop of the difference between the scanning voltage and the signal voltage. The driving device is provided with a control circuit 1 outputting Vop 1 at the time of turning on the liquid crystal display element from an off state and Vop 2 at the time of turning off the liquid crystal display element from am on state alternately and a voltage level switching circuit 2.
Patent JP-H04358349-A (JP)
Title: Spindle motor
Inventor: AOYANAGI MASAAKI
IPC: F16C17/02
Filed: 1991-06-05
Abstract: PURPOSE:To prevent the fall-off of a shaft out of a housing when the posture of the spindle motor is vertically turned over. CONSTITUTION:Magnets 6 are provided on the lower end face of the shaft 1 and the housing 4 of the position where the facing faces the above-mentioned end face, respectively. These magnets are so mounted as to generate attraction forces to each other.
Patent JP-S6034545-A (JP)
Inventor: MANFUREETO HOFUMAN
IPC: F16F13/22
Filed: 1984-06-28
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-2000317248-A (JP)
Title: System for removing gas impurity
Inventor: SUZUKI TASUKU
IPC: B01D53/14
Filed: 1999-05-14
Abstract: PROBLEM TO BE SOLVED: To remove the gas impurity contained in the air to be treated in high efficiency and low pressure drop which keeping temp. and relative humidity of the air to be treated constant. SOLUTION: A prefilter 24, a middle performance filter 25, a cooling coil 26, a heating coil 27, a device 28 for removing gas impurity, a reheating coil 29, a blower 30, a chemical filter 31 for removing water insoluble gas and a HEPA filter 32 are arranged in order at the inside of a chamber 21, and a dry-bulb thermometer 40 is disposed at the outlet of the device 28 for removing gas impurity. And the device 28 for removing gas impurity is provided with several steps of solid walls 41-44 along an air blowing direction, and liquid is dropped to the solid walls at each step from above to from liquid film on the surface of the solid walls.  And the liquid dropped on the solid wall 44 disposed at the lowermost stream is recovered, and the liquid is circulated to the upper part of an adjacent solid wall 43 by a pump 47 and circulated in order to the upper part of the upstream side solid walls 42 and 41 by pumps 46 and 45 in the same way.
Patent JP-H08322815-A (JP)
Title: Mri equipment
Inventor: MAEKAWA AKINOBU
IPC: G01R33/389
Filed: 1995-05-31
Abstract: PURPOSE: To improve the cooling efficiency of a heat generation part in equipment and to suppress unnecessary power consumption at the time of cooling. CONSTITUTION: A cooling device control part 6 is equipped with a CPU and a memory, etc., receives the electric signals of respective temperature detection parts A to E and turns a cooling device ON and OFF by the temperatures of the respective parts. For instance, when the temperature of the temperature detection part A exceeds a prescribed temperature, the cooling device A is turned ON, cooling air is sent through a duct A to a testee space and cooling is performed. Since it is similar for the other temperature detection parts B to E and the respective cooling devices are operated by instructions from the cooling device control part 6 at the time of exceeding the temperature prescribed beforehand, the cooling efficiency is improved and the unnecessary power consumption at the time of cooling is suppressed.
Patent JP-2000316805-A (JP)
Title: Image pickup device
Inventor: TAKASUGI YOSHIHARU
IPC: H04N5/372
Filed: 1999-05-14
Abstract: PROBLEM TO BE SOLVED: To provide images of good performance at all times by giving a positional relationship that reduces the influence of moire in consideration of specifications of various fiberscopes, television cameras, and CCDs. SOLUTION: In this image pickup device, an image created by an image guide fiber 2 and composed of a plurality of spatially discrete points is formed on a solid image pickup element 12, and an image obtained by means of the solid image pickup element 12 is displayed on an external display device 14. The relative positions of a regular arrangement A of images and the basic arrangement B of the solid image pickup elements are made to deviate from each other by a rotational angle of α so that the frequency spectrum of a discrete image formed on the solid image pickup element 12 on a two-dimensional frequency space is discrete from a sampling point produced by the solid image pickup element 12.
Patent JP-H04360698-A (JP)
Title: Determination of pullulanase activity and system therefor
Inventor: INOUE YUKIE
IPC: C12M1/42
Filed: 1991-06-05
Abstract: PURPOSE:To accomplish the title accurate, quick and extremely simple determination for pullulanase for use in the saccharification industry by acting both pullulanase and glucoamylase on a substrate, pullulan with the molecular weight of a specified value or higher and by quantifying the resultant glucose. CONSTITUTION:A buffer solution in a relevant tank 1 is continuously fed, using a feed pump 2, into a sampler 3, and a solution prepared by acting the pullulanase in a reagent on a substrate, pullulan >=100000 in molecular weight is fed into a thermostat 6, from the sampler 3 via an inlet, and this solution is brought into contact with an immobilized glucoamylase column 4 to produce glucose from the non-reducing terminal, which is, in turn, reduced or oxidized at glucose-detecting enzymatic electrodes 5 into an electrode-active substance; change in current value is then detected by a detector 7, and the resulting signals are transmitted to a computer 8 where they are converted to glucose concentration, from which the pullulanase activity in the sample is determined.
Patent JP-S61292655-A (JP)
Title: Automatic electrostatic charger cleaning device
Inventor: KIKUNO MITSUTOYO
IPC: G03G15/02
Filed: 1985-06-21
Abstract: PURPOSE:To make automatic cleaning over whole charge line by returning a cleaning member to the home position before the cleaning operation of the cleaning member. CONSTITUTION:Charge cleaners are provided in three chargers; a main electrostatic charger CC, a transfer charger TC and a discharger CL. Toner is dispersed and floated in the atmosphere of an image forming device and this sticks to the discharge wire of each charger to fluctuate the condition of image forming and causes the deterioration of an image. By cleaning the discharge wire automatically by the charger cleaner from the home position, a stable image can be obtained. The cleaning of the discharge wire 18 is made by rotating a driving motor 12 at the first time normally and reversely and reciprocating a cleaner pad 17 that holds the discharge wire 18.
Patent JP-S6027272-A (JP)
Title: Picture information reader
Inventor: MATSUOKA NOBUO
IPC: H04N1/04
Filed: 1983-07-25
Abstract: PURPOSE:To keep dynamic ranges of the bright part and the dark part of a picture maximum in any state by adding a video level controller whose control procedure is determined by a microcomputer. CONSTITUTION:Resistance values of CdS variable resistors 25 and 26 are changed in accordance with optical outputs of LEDs 21 and 22 to change the voltage of a signal from a CCD linear image sensor 1. The resistance value of a CdS variable resistance element 28 is changed in accordance with the optical output of an LED24 to change a DC voltage level superposed onto the output from a differential video amplifier 2. LEDs 21-24 emit light by the control voltage from a video level controller 15. The video level controller 15 discriminates the picture signal level from an A/D converter 11 and supplies proper currents to LEDs 21-24 and set the output levels of the amplifier 2 and a level shifter transistor 9 to proper levels.
Patent JP-H083814-A (JP)
Title: Production of liquid crystal polyester fiber
Inventor: HIRAI SATOSHI
IPC: D01D4/02
Filed: 1994-06-16
Abstract: PURPOSE:To obtain a liquid crystal polyester fiber which is useful as a fishing nets, a reinforcing material for optical fiber, FRP, belts, helmets, protective garments, gloves and the like because it has high strength and reduced difference in orientation between outer and inner layers by melt-extruding a molten liquid crystal polyester into fiber under specific conditions. CONSTITUTION:At least one of the orifice plates 2 constituting the spinneret for melt-extruding molten liquid crystal polyester into fiber is made to have a plurality of oribices bored in the same diameter and arranged closely to each other. Thus, it is obtained the liquid crystal polyester fiber having reduced difference in orientation between the inner and outer layers, high strength utilization, high strength, high elastic modulus and excellent flexural abrasion strength and knot strength.
Patent JP-S5561491-A (JP)
Title: Printing apparatus for electronic component
Inventor: HARADA YOSHIO
IPC: B41K3/60
Filed: 1978-11-02
Abstract: PURPOSE: To improve the working efficiency with a simplified construction by simultaneously performing the printing both on the surface and back of the electric component bodys at the same position.  
     CONSTITUTION: A series of electronic parts fed between a drive roller 6 and a transfer roller 7 are initially receive a printing on the surface of the body when passing the wrapping section 32A and run around a guide roller 11a, a surface/back conversion roller 13 and a guide roller 11B. Then, when passing a wrapping section 32B, they receive a printing on the back thereof and is delivered out. Thus, since the series of electronic components 31 are wrapped twice on a drive roller 6 through a surface-back convertion, a simultaneous printing is made possible with a printing roller 7 on the surface and back of the body of the electronic components 30. As compared with the conventional equipment, the printing process can be simplified along with a simpler mechanism. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S63153561-A (JP)
Title: Color developing device
Inventor: TAKAHASHI TSUNEHIDE
IPC: G03G15/01
Filed: 1987-05-29
Abstract: PURPOSE:To reduce the number of parts for detection by executing color detection, detection for the arrival of a developer carrying member at a developing position and detection for the engagement of the developer carrying member with a driving gear only by the same sensor. CONSTITUTION:When light from a light emitting element 11 is interrupted by a doucer F2, a light receiving element 12 is turned off and sensors P3, P2 are turned off. When a gear G1 is engaged with a sleeve driving gear 10 and a developing sleeve S1 is positioned on a developing position D, a doucer F1 turns off only the sensor P3. Thus, the sensors P1-P3 execute color detection by the combination of ON and OFF, the sensor 3 detects the control of timing for the execution of color detection and the sensor P1 detects a state immediately before the gear engagement for forming the chance of deceleration of the unit based upon a developing unit rotation driving means. Consequently, one function of the sensor can be simultaneously adopted by three ways, so that the number of parts can be reduced and the cost and size of the device can be reduced.
Patent JP-H11325755-A (JP)
Title: Heat exchanger
Inventor: SANO TOSHIJI
IPC: F28D1/053
Filed: 1998-05-18
Abstract: PROBLEM TO BE SOLVED: To simplify piping structure, to reduce the number of processes for fitting pipes, and to effectively utilize space by jointing, by brazing, a block body comprising an inlet and an outlet for a heating medium to one of a pair of header pipes where a heat exchanger is erected as one body. SOLUTION: A heat exchanger 1 comprises a pair of header pipes 2a, a plurality of heat exchangers 3 erected parallel between them and a heat exchanger fin 4 is joined by brazing while inserted between the heat exchangers 3. Here, a block body 10 comprising an inlet 11 and an outlet 12 for a heating medium is jointed by brazing, to one header pipe 2a as one body. At the block body 10, a recessed and arc joint surface 16 contacting the outside surface of the header pipe 2a is formed. On the side opposite to the joint surface 16 of the block body 10, a connector to which each end of supply pipe and discharge pipe of the heating medium is connected is fitted with a fixing bolt. Thus, the entire of constituting parts is brazed for jointing collectively.