baber/WOPTO huggingface dataset:
Patent JP-H10242712-A (JP)
Title: Microwave variable attenuation circuit
Inventor: SUZUKI YOSHINORI
IPC: H01P1/22
Filed: 1997-02-26
Abstract: PROBLEM TO BE SOLVED: To provide the microwave variable attenuation circuit with small power consumption by satisfying a condition of constant input and output impedance without the need for a special bias circuit. SOLUTION: Two resistive elements 1, 2 whose resistance is equal to input and output impedance are connected in series, one terminal is used for an input terminal 3 and the other terminal is used for an output terminal 4, and a 1st variable resistive element 5 is connected in parallel with the series circuit consisting of the two resistive elements 1, 2. Then one terminal of a 1/4 wavelength line 6 with respect to a center frequency of a microwave signal whose characteristic impedance is the same as the input output impedance is connected to a connecting point of the two resistive elements 1, 2, a 2nd variable resistive element 7 whose characteristic is the same as that of the 1st variable resistive element 5 is connected between the other terminal of the 1/4 wavelength line 6 and ground and the 1st and 2nd variable resistive elements 5, 7 are controlled interlockingly externally.
Patent JP-S63207773-A (JP)
Title: Rear wheel steering unit for four wheel steering vehicle
Inventor: ABE MASARU
IPC: B62D5/24
Filed: 1987-02-25
Abstract: PURPOSE:To prevent rear wheels from being steered by external force and to dispense with a lock device in a rear wheel steering unit in which the rear wheels are steered by a motor through a ball and screw mechanism in response to the steering operation of front wheels, by providing a double nut type ball and screw mechanism in the rear wheel steering unit. CONSTITUTION:A gear box 10 incorporates, in parallel, a ball and screw mechanism 30 and a motor 20 having a rotary shaft 21 whose rotation is transmitted to the ball and screw mechanism 30 through a pair of gears 22, 62 after speed reduction, and thereafter is transmitted to rear wheels through both right and left tie rods 91 coupled to both ends of a screw shaft 31 extending widthwise of a vehicle body. During assembly of the ball and screw mechanism 30, a spacer 58 having a sufficient thickness in accordance with a prepressurizing amount between both nut members 52, 55 is disposed at the center of a double nut 51 so that tensile prepressure is applied to both nut members 52, 55. With this arrangement, a large friction force is effected between the screw shaft 31 and the double nut 51, thereby it is possible to enhance the axial rigidity of the screw shaft 31.
Patent JP-S51117540-A (JP)
Title: Information transmission line
Inventor: SUGAWARA SATOSHI
IPC: G06F3/00
Filed: 1975-04-09
Abstract: PURPOSE: A structure of information transmission lines between a central processing unit CPU and locally distributed input-output units 1/0, which enables the cost of the construction to be reduced. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H09233844-A (JP)
Title: Control circuit of power converter
Inventor: YAMADA RYUJI
IPC: H02M7/5387
Filed: 1996-02-29
Abstract: PROBLEM TO BE SOLVED: To eliminate the unstable operation of a closed loop control system which consists of an LC series circuit and is connected to the output of an inverter. SOLUTION: The differential value of a current (IL) applied to a reactor 3 is obtained by a current differentiating means 21 and the output value of the current differentiating means 21 is deducted from the sum of an instantaneous voltage command value (VIN) and the output value of an instantaneous voltage adjusting means 13. A PWM control means 22 carries out a PWM calculation in accordance with the deduction result to increase the equivalent inductance value of the reactor 3 in the closed loop control system of a power converter and the stabilized operation of the control system can be realized.
Patent JP-S62200188-A (JP)
Inventor: SEMITANI MOTOKAZU
IPC: F27D13/00
Filed: 1986-02-27
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-H06259036-A (JP)
Title: Device for inspecting liquid crystal display device
Inventor: TAKAHASHI SACHIKUNI
IPC: G09G3/36
Filed: 1993-03-03
Abstract: PURPOSE:To improve a recognition rate for a display defect by providing a movable mirror surface means provided above the display screen of a liquid cystal display device, using a specific view angle in a liquid crystal and observing from another angle. CONSTITUTION:An image-pickup signal picked up by an image pickup camera 3 is processed by an image processing part 43 to extract feature data. Then, the instruction setting a prescribed angle is issued for an image pickup angle revision part 2 for image-picking up the same image pickup area from other image-pickup angle to extract the feature data. In the image processing part 43, the image-picked up original image is filtered, and a point to be watched is cleared, and the filtered original image is binerized according to a threshold value. For instance, parts with the threshold value or above are converted to '1', and other parts are converted to '0', and a noise is eliminated, and the labeling is performed at every continuous area. Further, the feature data of a position, a shape, etc., are obtained at every labeled area, and are sent to an arithmetic processing part 44, and are decided as a display defect part. These processing are performed at every image image-picked up at other image- pickup angle, and the position with the display defect is decided.
Patent JP-H02291636-A (JP)
Title: Electromagnetic circuit breaker
Inventor: KONRATSUDO JIEI RIHITAA SHINIA
IPC: H01H71/24
Filed: 1990-02-21
Abstract: PURPOSE: To assemble a breaker without welding nor using any other mechanical fixing means by holding a flange of a non-magnetic tube in the predetermined position in a pressure contact condition by means of a clamping means inside a housing. CONSTITUTION: A pair of half shells in a housing 10 surround a circuit unit and a mechanism unit in a circuit breaker when the half shells are fixed mutually. One end 40c of a clamping member 40 is inserted and engaged in a slot 44 inside a frame 12. The engaged part 40c is offset from the face of a flat face part 40a performing a clamping action and dose not disturb an action of an armature 34. In this way, a clamping means is directly related to the frame 12, and a flange 38a of a tube 38 can be indirectly brought into pressure contact with a frame extension part 26 via a flange 24a and a coil bobbin 24.
Patent JP-H07247949-A (JP)
Title: Rotary vane type air motor
Inventor: IMAMURA HIROSHI
IPC: F03C2/30
Filed: 1994-03-14
Abstract: PURPOSE:To improve the wear resistance and the durability by providing a film where a fluororesin of small grain size is dispersed in nickel on the inner surface of a cylinder where an eccentric rotor is fitted, the outer surface of the rotor, and a cover on the rotor side to be fitted to the cylinder. CONSTITUTION:A rotary vane type air motor 1 is provided with an eccentric rotor 3 in a cylinder 2, and vanes 4 are respectively mounted in a plurality of groove 10 formed in the rotor in the axial direction. The rotor 3 is rotated by the air introduced from an air inlet through the vane 4. The wear resistance of each part can be improved by providing a film where the fluororesin of <1mum in grain size is dispersed in nickel. The composition by volume of the fluororesin to nickel is preferably 20-60% in the film, and the film is formed by the electroplating method or by the electroless plating method.
Patent JP-H06256036-A (JP)
Title: Raw material feeder
Inventor: KIKUCHI WATARU
IPC: B01J4/00
Filed: 1993-03-03
Abstract: PURPOSE:To obtain a raw material feeder used for stably producing a preform, etc., for optical fiber. CONSTITUTION:This feeder is equipped with a raw material tank 1 housing a raw material liquid for glass fed through a pipe (6c) under pressure and provided with heating side heaters (2a) and (2b) and a heating bottom face heater (2c) on the outer periphery and a pipe (6d) for leading the raw material gas vaporized in the raw material tank 1 to a reactional vessel. Unevennesses 3 are formed on the inner wall surface of the raw material tank 1 and the heating with the heaters (2a) and (2b) provided in the side wall is separately controlled.
Patent JP-H02222177-A (JP)
Title: Solar cell device
Inventor: ITO KENZO
IPC: B60K16/00
Filed: 1989-02-22
Abstract: PURPOSE:To make a panel section body have a light-weight and firm structure, and to lengthen a travel distance when a solar cell device is loaded on an electric vehicle by making the panel section body for reinforcing a solar cell panel have an honeycomb-sandwich structure. CONSTITUTION:A panel section body 3 is composed of honeycomb sandwich structure consisting of an aluminum plate 3A disposed to the lower section of a solar cell panel 2, aluminum plates 3B arranged at regular intervals in parallel in the lower section of the plate 3A and honeycombs 3A, 3C... interposed among these plates 3A, 3B. The body 3 is bonded and fixed to a frame 4 made up of a U-shaped sectional member with a silicone sealant 5 together with the panel 2. In travelling, the panel 2 receives solar rays, and induced currents generated in the panel 2 are changed in a main battery 52 through a reverse current preventive diode 53.
Patent JP-S56139188-A (JP)
Title: Distillation method of salt water using solar heat
Inventor: KAWARADA YASUSHI
IPC: B01D3/06
Filed: 1980-03-31
Abstract: PURPOSE:To enhance a heat collection efficiency while reducing a heat loss from a heat accumulator, line pipes, etc., by controlling a temperature for introducing a heat collecting water in accordance with a temperature at the high temperature part of a multistage flash distillator, and controlling a load-variation tracer. CONSTITUTION:A sea water is sucked up by a pump 21 and carried to a heat discharge part 3. The majority of the sea water is discharged through a pipe 22, while a part of the sea water is introduced through a pie 23 into a final evaporation chamber 24 and mixed to a concentrated brine. The mixed concentrated brine is carried under a pressure by a pump 25 through a group of condenser pipes at a heat collecting part 2, and heated in a brine heater 4 by heat exchange with a heat- collecting water introduced from a heat accumulator 8. The heated brine is carried through a pipe 26 to the first evaporation chamber 17, and flash-evaporated there. The brine is repeatedly treated in the succeeding evaporation chambers, and recycled. A part of the concentrated brine is discharged outside through a pipe 27. A condensed water generated from the vapor formed in each evaporation chamber is taken out through a pump 28.
Patent JP-H04259205-A (JP)
Title: Chip type ceramic capacitor
Inventor: HANDA KIYOJI
IPC: H01G4/252
Filed: 1991-02-13
Abstract: PURPOSE:To avoid the generation of cracks in a capacitor element by forming an external electrode to a ceramic element and soldering a metal plate to said external electrode by using solder having a specific lead component. CONSTITUTION:A metallic cap-shaped metal plate 4, on the inside of which is coated with cream solder 5, is inserted to the external electrode 3 of a chip type laminated ceramic capacitor element manufactured by alternately arranging internal electrodes 2 in a ceramic dielectric 1. The lead component of solder 5 is brought to a value from 80% to 98% at that time. The external electrode 3 and the metal plate 4 are soldered 5 and joined by heating the external electrode and the metal plate up to the melting temperature of solder, thus manufacturing a capacitor. An iron nickel alloy having 0.1mm thickness is employed as the quality of material of the metal plate 4, and a substance acquired by forming the solder of 90% tin and 10% lead having 3mum thickness through electroplating is used. Accordingly, even when deflection stress is applied repeatedly to the metal plate 4, no crack is generated in the capacitor element.
Patent JP-H05243176-A (JP)
Title: Manufacture of semiconductor device
Inventor: SHIMIZU OSAMU
IPC: H01L21/28
Filed: 1992-02-28
Abstract: PURPOSE:To provide a method of forming a metal film or a metal silicide film uniformly and stably on a semiconductor of high impurity concentration or a base layer of insulating film. CONSTITUTION:A contact hole 3 is provided to an insulating film 2 formed on a semiconductor substrate 1, a high concentration semiconductor film 4 is deposited on the substrate 1 covering the contact hole 3, an intermediate film 6 of low concentration semiconductor is provided onto the high concentration semiconductor film 4, and a metal film or a metal silicide film 7 is selectively grown on the intermediate film 7. 2): An insulating film 2 and an intermediate film 6 of low concentration semiconductor are deposited on a semiconductor substrate 1, a contact hole 3 is provided to the insulating film 2 and the intermediate film 6, a high concentration semiconductor film 4 is deposited on the substrate 1 covering the contact hole 3, and a metal film or a metal silicide film 7 is provided. 3): An intermediate film 6 is formed of metal or metal silicide in place of semiconductor of low concentration.
Patent JP-H11197451-A (JP)
Title: Device of reducing carbon dioxide emission amount into atmosphere
Inventor: ISHIDA NATSUKI
IPC: B01D53/62
Filed: 1998-01-19
Abstract: PROBLEM TO BE SOLVED: To reduce the carbon dioxide amount in exhaust gas by utilizing the photosynthesis of plants. SOLUTION: Water and aqueous plants such as moss and algae are put into a container 1 of a transparent material, and exhaust gas is passed through under the water. Carbon dioxide in exhaust gas exhausted into atmosphere is dissolved into water and then decomposed by the photosynthesis of plants to reduce the emission amount of carbon dioxide. The water to be used can be pure water or seawater, and the plants suitable for the kind of water are adopted.
Patent JP-S60187801-A (JP)
Title: Measuring apparatus of distance
Inventor: FUKUMOTO AKIRA
IPC: G01B7/02
Filed: 1984-03-08
Abstract: PURPOSE:To measure precisely the amount of deformation of an object to be measured by a method wherein a component of a magnetic substance sticking to the object to be measured is removed beforehand by an electromagnet and thereafter a part wherefrom said component is removed is measured by an eddy current type distance sensor. CONSTITUTION:A measuring frame 1 disposed opposite to an object 2 to be measured is provided with the main body 4 of a measuring element which is movable along the longitudinal direction of the stand, and a slide member 6 movable in the direction perpendicular to the longitudinal direction of the measuring frame 1 is disposed on said main body 4 of the measuring element. On the side of the slide member 6 opposite to the object 2, an electromagnet 7 and an eddy current type distance sensor 8 are disposed with a space between them. A control unit 9 controls a measuring element driving mechanism 5 and the slide member 6, while performing the ON/OFF control of the electromagnet 7. Moreover, this control unit 9 receives a signal from the eddy current type distance sensor 8 and outputs a distortion of the object 2 to be measured to a display unit 11.
Patent JP-H03245551-A (JP)
Title: Board transfer device
Inventor: TAKAICHI SUSUMU
IPC: B65G47/88
Filed: 1990-02-23
Abstract: PURPOSE:To enable a board transfer device to automatically execute a preparatory work for the processing of a wafer which the device concerned transfers by a method wherein a mechanism in which the position and the moving stroke of a transfer lever and the position of a transfer guide are automatically changed by an NC program, is provided. CONSTITUTION:The positions of a transfer 20b of a transfer conveyer 14, a transfer guide 20a of a transfer conveyer 4, and a transfer lever A6 in a widthwise direction are set through NC data corresponding to the size of a printed board A5 and the position of a positioning hole 3. In a manufacturing process, the transfer conveyers 14 and 4 and the transfer levers A6 and B10 are made to descend. Then, the printed board A5 is transferred to a set position on an X-Y table 2. Concurrently, a printed board B5a on the X-Y table 2 is transferred by the transfer conveyer 14. The X-Y table 2 moves a printed board 5 in the directions of X-Y controlling it. The printed board 5 is moved under a mounting head 1, and a component is mounted on the printed board.
Patent JP-S51119446-A (JP)
Title: Universal joint
Inventor: SUGIMOTO YASUO
IPC: F16D3/50
Filed: 1975-04-09
Abstract: PURPOSE: An universal joint that does not complately necessitate lubrication and maintenance etc and prevents reduction of transmission efficiency from friction. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H10241032-A (JP)
Title: Automatic vending machine for container beverage, horizontal container feeding mechanism for the vending machine and game medium lending machine having the vending machine
Inventor: HAGIWARA TSUNEMITSU
IPC: A63F7/02
Filed: 1997-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized and thin automatic vending machine for drinks housed in containers which can be installed at any place such as a small space between seats and between game machines without limitation. SOLUTION: This automatic vending machine for drinks housed in containers consists of a container storage box 1 in which drink containers 2 are piled vertically and housed, a drink container feeding part 6 having a door 4 and a beverage container taking out port 10 having a door 9 which are provided at an upper part and a lower part of a front face of the container storage box 1 respectively, a sensor 33 which detects the drink containers 2 in the container storage box 1, a feeding port 11 where the memory or conversion matters are fed in, a counter 15 which counts the numbers of these money and conversion matters, a cooling/heating heat transfer plate 22 which is provided on an inside wall of the container storage box 1, an electronic cooling/heating device 23 which is connecting to the heat transfer plate 22,  devices 30 and 31 which sends out the drink containers 2 to the outside through the take out port 10 of the container storage box 1 and a controller 20 which controls the operations of the electronic cooling/heating device 23 and the send out devices 30 and 31 based on the outputs of the detection sensor 33 and the counter 15.
Patent JP-H01217720-A (JP)
Title: Magnetic head
Inventor: MATSUI KIYOAKI
IPC: G11B5/39
Filed: 1988-02-25
Abstract: PURPOSE:To obtain a high reproducing signal by magnetically biasing a pair of magnetic resistance elements in opposite directions each other. CONSTITUTION:A pair of magnetic resistance elements (MR elements) 11A and 11B sandwiches a non-conductive and non-magnetic insulation layer 12 with their inside surfaces, and electrically coupled magnetic bias layers 13A and 13B are provided for the outside surfaces of the pair of MR elements 11A and 11B. When a lead part 16 is grounded, and a DC bias current IS is caused to flow from lead parts 14 and 15, bias magnetic fields (a, b) are effectively generated at the MR elements 11A and 11B in the mutually opposite directions by the magnetic bias layers 13A and 13B. Thus, the high reproducing signal can be obtained, noises in a common mode can be decreased more, and waveform distortion can be minimized.
Patent JP-S62224597-A (JP)
Inventor: INGUBE RAINHORUTO AKESON
IPC: B26D7/30
Filed: 1987-02-27
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-H11236643-A (JP)
Title: Low ductility non-tempering steel
Inventor: UNO MITSUO
IPC: C22C38/00
Filed: 1998-02-25
Abstract: PROBLEM TO BE SOLVED: To obtain a flat brittle fracture in the case that an integrally formed material to be hot-forged is split at an ordinary temp. by preparing the material of a specified compsn. contg. C, Si, Mn, P, S, Cu, Ni, Cr, Mo, V, Nb, Ti, B, Al, N and Pb in which the compsn. of Al and that of N satisfy specified relation, the balance Fe with inevitable impurities. SOLUTION: The compsn. of this steel is composed of, by weight, 0.20 to 0.70% C, <=1.50% Si, 0.30 to 2.00% Mn, <=0.15% P, <=0.10% S, <=0.20% Cu, <=0.50Ni, 0.02 to 2.00% Cr, <=0.50% Mo, <=0.50% V, <=0.17% Nb, <=0.20% Ti, <=0.010% B, <=0.02% Al, <=0.005% N and <=0.30% Pb. Then, the value of fn1 expressed by fn1=Al(%)+2N(%)-0.025 is regulated to <=0% and the balance is regulated to Fe and impurities. By using this steel, a connecting rod is produced at low cost.
Patent JP-S59167204-A (JP)
Inventor: KONDOU MASAHIRO
IPC: B27D5/00
Filed: 1983-03-15
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-S55136319-A (JP)
Title: Structure of sheet-pile wall
Inventor: NAKANISHI IWAO
IPC: E02D5/02
Filed: 1979-04-09
Abstract: PURPOSE: To obtain the water-stopping property of a sheet-pile wall by a method wherein a pillar-like body is provided in the gap between adjoining steel-pipe sheet piles so that it is kept in contact with the outer peripheral surfaces of both steel-pipe sheet piles and a water-stopping agent is filled up in the space formed by the outer peripheries of the piles and the pillar-like body.  
     CONSTITUTION: Steel-pipe sheet piles 1 are driven into the ground at given intervals and in the gap formed between these piles 1 is driven a pillar-like body 3,  which is constituted by fixing plates 5 and 6 to both end surfaces of a plate 4. Both  ends of the plates 5 and 6 are brought into contact with the outer peripheral surfaces of adjoining piles 1 and the spaces 7 and 8 formed by the pillar-like body 3  and the outer peripheral surfaces of steel pipes 1 are filled up with an water- stopping agent. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S61202188-A (JP)
Inventor: AKIMOTO TOKUZO
IPC: G21C1/02
Filed: 1985-03-05
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-S56141136-A (JP)
Title: Oxide cathode
Inventor: EZAWA MASAYOSHI
IPC: H01J1/14
Filed: 1980-04-04
Abstract: PURPOSE:To prevent oxide from peeling off by coating with a cobalt layer the surface of alkaline earths metallic oxide which makes contact with a metallic substrate. CONSTITUTION:An alkaline earths oxide layer 21 consisting of the composition of (Ba-Sr-Ca)) or (Ba-SR)O is coated on a substrate 1 whose principal component is Ni and which contains reducing elements, for example, Al, Si, Mg, Zr, etc. and high melting point metals, such as w, Mo, Re, etc. The alkaline earths oxide layer 21 consists of the laminated substance of oxide 22. An oxide layer 21a which is provided on the contact surface with the substrate 1 coats a cobalt (Co) layer 23 on the surface of the oxide 22. This can prevent the oxide layer from peeling off and being sintered. As a result, the oxide layer can enjoy its long life.
Patent JP-S52127987-A (JP)
Title: Reinforced synthetic resin product
Inventor: SHIITANI TETSUO
IPC: C08K7/00
Filed: 1976-04-19
Abstract: PURPOSE: A reinforced synthetic resin product containing reinforcing amorphous metallic fibers arranged therein, which is suitable for electrostatic coating and shielding of electromagnetic waves and is easily disposed of by mechanical processes such as crashing. 
     COPYRIGHT: (C)1977,JPO&Japio