baber/WOPTO huggingface dataset:
Patent JP-S63203998-A (JP)
Title: Cylinder connecting cap
Inventor: NISHIMOTO AKIRA
IPC: F17C13/00
Filed: 1987-02-17
Abstract: PURPOSE:To permit the inspection of leakage of gas from a cap to be safely performed, by providing a high sensitive pressure detecting device in the cap. CONSTITUTION:A gas cylinder 1, to which a cylinder valve 2 is mounted, connects a connecting cap 3 to the cylinder valve 2. A digital type pressure gage 10 is directly mounted to the cap 3. In the resplacement of this gas cylinder 1, the gas cylinder, after inactive gas is substituted for material gas, is replaced, connecting the new cylinder connecting cap 3. Thereafter, the cylinder connecting cap 3, after it is pressurized 7kg/cm<2> by the inactive gas, is left as pressurized by closing a substitution gas supplying valve 5 and a gas supplying valve 4. Here setting pressure detection sensitivity to about 0.1kg/cm<2>, leakage inspection can be performed by detection sensitivity of about 5.0X10<-4>atm.cc/sec.
Patent JP-S61228016-A (JP)
Inventor: SANGU GAN CHIYUU
IPC: C08G59/56
Filed: 1986-02-19
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-H05234159-A (JP)
Title: Magneto-optical recording medium
Inventor: FUKUSHIMA SHIN
IPC: G11B11/105
Filed: 1992-02-21
Abstract: PURPOSE:To provide the magneto-optical recording medium which enables higher density recording, enables obtaining an excellent recording and reproducing sensitivity and has excellent corrosion resistance. CONSTITUTION:This magneto-optical recording medium is constituted by providing a magneto-optical recording layer 2 on a supporting substrate 1. The magneto-optical recording layer 2 is constituted of a material which exhibits changes the charge alignment among the ions by cooling of the magnetic field and parasitic ferrimagnetism generating spontaneous magnetization, for example, a parasitic ferrimagnetic material of an oxide system expressed by REFe2O4 (RE denotes at least one kind of the elements selected from Y and rare earth elements), REVO3, Sr4V3O8-d, etc. The parasitic ferrimagnetic material attains the ferrimagnetic state exhibiting the magnetization meeting a diamagnetic state or magnetic field direction by the presence or absence of the magnetic field impression and the impression direction of the magnetic field at the time of cooling and therefore the recording and reproducing are executed by a difference in such magnetization states.
Patent JP-H07242643-A (JP)
Title: New microbial toxin
Inventor: ISOBE MINORU
IPC: C07K16/00
Filed: 1994-03-04
Abstract: PURPOSE:To obtain a new compound which is a pure emetic toxin originated from Bacillus cereus known as a pathogenic microorganism causative of food poisoning. CONSTITUTION:This new microbial toxin is the compound of formula. It can be produced by culturing Bacillus cereus AJ-12968 strain in a medium, subjecting the cultured medium to centrifugal separation, precipitating the supernatant with 80% saturated ammonium sulfate solution, dissolving the obtained precipitate in water, adding ethanol, removing the precipitate, concentrating and fractionating the supernatant, subjecting the fraction to column chromatography, thin-layer chromatography, etc., and extracting with methanol.
Patent JP-S64775-A (JP)
Title: Photoelectric converter
Inventor: KASUYA YUKIO
IPC: H01L27/14
Filed: 1988-02-19
Abstract: PURPOSE: To suppress a dark current at a low level and facilitate a photoelectric conversion operation with a high S/N ratio by a method wherein a metal electrode is given a bias potential which is relatively negative against the potential of a transparent electrode to make a Schottky barrier at the boundary between an amorphous silicon layer and the metal electrode operate as an electron blocking layer.  
     CONSTITUTION: An insulating substrate 11, a lower metal electrode 12 made cf Cr and formed on the insulating substrate 11, an i-type amorphous silicon hydride layer (i-type a-Si:H layer) 13 formed on the lower metal electrode 12, an upper transparent electrode 14 made of ITO (indium/tin-oxide) and formed on the i-type amorphous silicon hydride layer 13, an electric source 15 for applying a positive bias potential to the upper transparent electrode 14 and a driving circuit 16 for applying an earth (or negative) bias potential to the lower metal electrode 12 are provided. The photodiode part of this photoelectric transducer is a Schottky type diode composed of the lower metal electrode 12 made of Cr, the i-type a-Si:H layer 13 and the upper transparent electrode 14 made of ITO and the polarity of a bias voltage applied between the ITO transparent electrode 14 and the Cr metal electrode 12 is reversed. 
     COPYRIGHT: (C)1989,JPO&Japio
Patent JP-S61193890-A (JP)
Title: Laser marker
Inventor: HIRATSUKA KOICHI
IPC: G02B27/09
Filed: 1985-02-23
Abstract: PURPOSE:To enable a marking depth to be stably controlled in a wide range through use of a small number of component parts, by a construction wherein a variable attenuator for varying the transmittance to a laser beam and a variable-magnification beam expander for varying the diameter of the laser beam are provided in an optical path for marking. CONSTITUTION:A marking laser beam is emitted from a laser light source 1. The laser beam passes through the variable attenuator 2 and the variable- magnification beam expander 3, is scanned in X- and Y-directions by a scanner 4, passes through a scanner lens 5, and is reflected by a reflecting mirror 6 for scanning on a predetermined part of an object to be marked. By regulating the transmittance of the attenuator 2, the quantity of light of the laser beam projected on the object is controlled, whereby the marking depth is roughly adjusted in the range of several hundred micrometers. Further, by regulating the magnification of the beam expander 3, the marking depth is finely adjusted in the range of not larger than 1mum. Accordingly, the marking depth can be stably controlled in a wide range.
Patent JP-S56132046-A (JP)
Title: Control system for line tracer
Inventor: ISHIBASHI SAKAE
IPC: H04L69/40
Filed: 1980-03-19
Abstract: PURPOSE:To reduce the memory capacity of the line tracer, by measuring the pausing time in the transmission side and also the receiving side and by transmitting paused time or storing correspondence to the received data. CONSTITUTION:When power supply is input to the line tracer, the trace program is loaded from bubble memory BM to buffer RAM of the memory part. At this loading time, if transmission data as well as receiving data are broken, timer TIM provided in panel controller PAC is set, and its time T0 is stored in memory part RAM temporarily. At time T1, when transmission data D1 is input, time T1 is read out from timer TIM, and said time T0 of RAM1 is subtracted from time T1, and resultant time t1 is stored in buffer Buff of memory part RAM. When data D1 terminates, the end time is stored.
Patent JP-S54126649-A (JP)
Title: Method and apparatus for removing welding fume
Inventor: OOMAE TAKASHI
IPC: B08B15/04
Filed: 1978-03-27
Abstract: PURPOSE:To automatically move the hood to the optimum position, and to efficiently, continuously remove the welding fume, by detecting the light emitted from the weld zone while the welding continues, and by controlling the position of the hood covering the weld zone for sucksing the welding fume, according to this detected light signal. CONSTITUTION:When the welding starts, the welding arc 2 emits the light 3 between the welding rod 1 and the metal to be welded, and generates the welding fume. The fume processor 12 is actuated, and the welding fume is cleaned by the fume processor 12 through the hood 10 and the duct 11. When the light 3 emitted from the arc 2 is received by the light detecting plane of the photodetector 4 of the hood 10, an electric current flows through this photodetector 4 and a micro-voltage generates. This voltage is amplified by the amplifier 6a up to the voltage V which then actuates the relay switch 6b; hereby, the DC motor of the truck driver 9 starts and the truck 13 moves forward.
Patent JP-S56132491-A (JP)
Title: Sliding member in enclosed compressor
Inventor: MORITA NORIHIRO
IPC: F01C21/08
Filed: 1980-03-19
Abstract: PURPOSE:To contrive diminution of noises, prevention of wear with use of self- lubricity, and diminution of weight of compression element by forming the sliding part, a roller and a vane 10 of the compression element in composition of ceramic material and plastic material. CONSTITUTION:A roller 10 is formed by ceramic, and a vane 12 is made of heat- resisting plastic. Thus, through the roller 10 and the vane 12 gave noises by clinking metals together as before in the unstable driving condition, such as at the time of starting, noises can be remarkably reduced by forming the roller 10 with use of ceramic, and the vane 12 with use of plastic, and even if lubricating oil runs short of supply, wear can be prevented by self-lubricity of the plastic. Further, even if wear results in mixing particle into the lubricating oil, it gives no harmful influence to the winding 17 of a motor 2, because the particle is insulating material. Besides, diminution of weight of the revolving compression element 3 can be contrived.
Patent JP-S63203479-A (JP)
Title: Steering operating device for crawler type travel vehicle
Inventor: KANEYUKI YOSHITO
IPC: B62D11/08
Filed: 1987-02-17
Abstract: PURPOSE:To reduce the turning radius of a vehicle body by reversely rotating a crawler band on the disengaged clutch side when one of the right and left clutches is disengaged. CONSTITUTION:When a clutch gear 8 is moved by an operating lever 8a at the time of a right turn, its engagement with a drive gear 6 is released, the rotation of a rubber crawler 20 is stopped, and only a rubber crawler 19 is rotated. Since the belt crawler 19 is rotated, a driven bevel gear 22 is rotated together with a driven sprocket 15 and a driven shaft 17, planetary bevel gears 24, 25 engaged with it are rotated, a driven bevel gear 23 is rotated in the opposite direction to the driven bevel gear 22, the belt crawler 20 is rotated via a driven sprocket 16 in the opposite direction to the belt crawler 19, and a carrier 1 can perform a brake turn using the belt crawler 20 side as an axis.
Patent JP-H08230862-A (JP)
Title: Heat-insulative paper cup container
Inventor: SEKIGUCHI HIROKI
IPC: B65D3/22
Filed: 1995-02-23
Abstract: PURPOSE: To obtain a heat-insulative cup container which is excellent in the production efficiency, easy disposability, and easy burnability, by forming the body by the use of a laminate sheet in which the internal layer is polyethylene and the external layer is made of a paper cup raw material having a number of holes and further, covering the periphery with an exterior sheet. CONSTITUTION: Polyethylene 12 is laminated on one side of a cup raw material paper 13 having apertures 14 by an extruding lamination method and a laminated sheet to form the paper cup body 11 is made. And polyethylene/cup raw material paper-laminate sheet to form the bottom 21 is made. A cardboard 16 is wound up on the body 11 of paper cup 10 molded by the use of the laminate sheet through a hot melt adhesive 15 for instance, to form a heat-insulation layer. A printing layer 20 may be applied on the cardboard 16. In this way, a heat-insulation layer with an air layer is formed at the body 11 of paper cup container 10 and hence, the outside of the body can be held by a hand. Since it is chiefly made of paper, it is easily disposable after use and there is no problems in incineration.
Patent JP-S59162055-A (JP)
Title: Color printer
Inventor: SAKURADA NOBUAKI
IPC: B41J2/525
Filed: 1983-03-04
Abstract: PURPOSE:To obtain beautiful color effect without clouding due to mixing of colors by controlling a color point on a recording paper sheet of coloring material reproducing an image to a deviated position. CONSTITUTION:Revolution of platen driving motor 11 is transmitted to a platen 18 to bring to revolution. The platen 18, in co-operation with a retaining roller 19, conveys a recording paper sheet 20 in the direction A represented by an arrow. On the other hand, revolutions of a head-feeding pulse-motor 21 is transmitted to a displacing motor 22 allows a head supporting template 27 to be displaced along supporting rails 25, 26 in the direction B represented by an arrow. Upon travel of the head 28 from one end of the recording paper sheet to the other end, the pulse motor 11 conveys the sheet 20 in the direction A by a distance twice as long as a dot-pitch g. Thus, by controlling the coloring point of each color forming the image to deviated positions, no such defects as oozing- out of ink would not be caused and consequently, image processing at a time of color mixing is facilitated and at the same time, beautiful color effect with little clouding becomes available.
Patent JP-H04253794-A (JP)
Title: Lubricating composition for dynamic-pressure bearing
Inventor: YOSHIDA MAKOTO
IPC: C10M117/04
Filed: 1991-02-05
Abstract: PURPOSE:To provide a lubricating compsn. being capable of driving with an extremely small rotational torque from the low rotation region to the high rotational region, preventing a lubricating agent from causing leakage and having good lubricating characteristics without generating a boundary lubricating condition by providing good lubricating characteristics exhibited in a range of a specified ratio of an incorporated thickener to a base oil in a lubricating compsn. for dynamic pressure bearings prepd. by incorporating a thickener contg. a polar group in the base oil. CONSTITUTION:A lubricating compsn. for dynamic-pressure bearings prepared by incorporating 1.5-1.9wt.% metal soap as a thickener into a base oil. The range of incorporation of the thickener is a unique range wherein such a lubricating characteristic that both low rotational torque and high rotational torque are minimized is exhibited.
Patent JP-S56132184-A (JP)
Title: Thyristor leonard device
Inventor: YASAKA MINEO
IPC: H02P7/292
Filed: 1980-03-19
Abstract: PURPOSE:To make the quantity of reactive power of converters constant at all times by a method wherein the two thyristor converters are connected crosswise, and a phase control angle of the converter at the idle side is controlled in response to reactive power detecting value and circulating currents between the converters are controlled. CONSTITUTION:A thyristor converter 2a functioning when a DC motor 5 is turned forwardly and a thyristor converter 2b functioning when it is reversed are connected crosswise through a reactor 3, and each connected to a power supply through transformers 1a, 1b. A current transformer 4 detecting circulating currents is mounted to a cross connection circuit, and the output and output obtained by comparing the detecting value of a reactive power detector 10 with the reference value of a setter 11 by means of a comparator 12 are introduced to a circulating current controller 13 to control a phase controller 6. Thus, a phase control angle of the converter at the idle side is controlled, the ciruclating currents are controlled, the quantity of reactive power can be made constant at all times and a system can be stabilized by installing a phase advancing capacitor having a fixed value.
Patent JP-H04248772-A (JP)
Title: High vision reception system
Inventor: TAKAHASHI YUKIO
IPC: H04N5/44
Filed: 1991-02-04
Abstract: PURPOSE:To prevent disturbance of a picture by a tri-state synchronizing signal by providing a control means to inactivate a display means till the synchronization between an inputted High Vision signal and a receiver is realized. CONSTITUTION:A synchronizing signal use pulse generator 11 and an OR gate 13 are so connected that two bits pulses PU, PD outputted from the generator 11 are respectively given to the OR gate 13. Moreover, the generator 13 is connected to each contact of a 1st switch SW1 and a 2nd switch SW2 of a selector 17 through lines 14, 15. Furthermore, a digital video signal outputted from a video reproduction section of a MUSE decoder is given to a contact H of a 3rd switch SW3 being a component of a selector 20 and a mute level is given to other contact G. Thus, a 2nd pulse forming a tri-state synchronizing signal is not outputted for a transient period till synchronization coupling or the like to a receiver for an input signal such as a High Vision or a MUSE signal is attained.
Patent JP-S63205060-A (JP)
Title: Fuel cell
Inventor: IHARA KAZUNARI
IPC: H01M8/24
Filed: 1987-02-20
Abstract: PURPOSE:To obtain sufficient sealing capability by only fastening a manifold at low pressure by using a sealing member formed by packing a filler which is easily deformed or easily flows in a sealing gasket on the periphery side of a cell stack having a discontinuous surface. CONSTITUTION:Grooves are formed on both sides of a fluorinated resin plate 13 and a fluorinated resin sealing gasket 11 is inserted in the groove faced on the periphery side of a manifold 8 to fit to the periphery of the manifold 8. A sealing gasket 14 produced by forming a fluorinated resin sealing member in a cylinder and filling silicone rubber or fluorinated rubber 15 which is semisolid or easily causes plastic deformation in the cylinder is fitted to the other groove 13a. When the sealing gasket 14 which is fitted between the groove of the fluorine resin plate 13 and the periphery of a cell stack 6 is fastened with manifold 8, the inner filler 15 flows toward the periphery of the manifold 8 corresponding to the discontinuous surface of the periphery of the cell stack 6. The uniform surface is formed on the fluorinated resin plate 13 side, and the uniform fastening force is applied to the fitting surface.
Patent JP-H03239206-A (JP)
Title: Optical waveguide parts
Inventor: BAKU KANMEI
IPC: G02B6/12
Filed: 1990-02-16
Abstract: PURPOSE:To suppress the number of bending optical waveguide parts to the minimum, to reduce the bending loss and to shorten the length of all elements by extending and forming linearly one piece of optical waveguides on an incident port side, and forming the emitting end in a curved or linear shape. CONSTITUTION:As for incident ends 11a, 12a of an optical waveguide type directional coupler, one piece of optical waveguides 11, 12 in a coupling part 13 is extended and formed linearly on an incident port side, and also, as for emitting ends 11b, 12b of the optical waveguide type directional coupler, an emitting port Q side of the optical waveguides 11, 12 led out of the coupler is formed in a curved or linear shape. Also, width between the optical waveguides is widened and formed to a desired interval, and these directional couplers are combined suitably. In such a way, the number of bending optical waveguide parts can be suppressed to the minimum, and as a result, the bending loss can be reduced and the length of all elements can be shortened.
Patent JP-H05205686-A (JP)
Title: Differential air exhaust resistance device
Inventor: SATO MICHIO
IPC: H01J37/18
Filed: 1992-01-27
Abstract: PURPOSE:To allow a differential type air exhausting device itself to change the differential exhaust resistance easily at any desired time by forming a gas path between a gas inlet and a selected orifice so that the gas from the gas inlet is led to the selected orifice. CONSTITUTION:The gas outlet 22 of a differential type exhaust air resistance device 11 is coupled with a high vacuum apparatus 8 of a high vacuum differential exhaust system 2, and thus high vacuum differential exhaust system 2 is formed. An orifice plate 23 is turned through a bellows device 26 in the condition that the system 2 is coupled with a reaction vessel 4 of a gas system 1, and thereby the selected orifice 24 can be located in a specified position P within a vessel 20, and an airtight gas path is formed by pressing a holder plate 29 to the orifice plate 23 through a supporting tool 32 and bellows device 34. Accordingly the gas in the vacuum vessel 4 of the gas system 1 can be analyzed by a mass-spectrometer 9 of the system 2.
Patent JP-S57149488-A (JP)
Title: Method of plating lead frame
Inventor: KAMIZAKE SHINICHI
IPC: C25D5/02
Filed: 1981-03-12
Abstract: PURPOSE: To produce a uniform plated film on lead frames, by plating simultaneously opposite lead tips of two lead frames.  
     CONSTITUTION: The lead tips 14, 14' of the lead frames 19, 19 of which leads corresponding to one semiconductor device are faced to each other are blanked such that they are positioned symmetrically to face each other, and the connections 17 connect the tie bars 16, 16' supporting the tips 14, 14'. Regions of the surfaces of the frames 19, 19' except the lead tips 14, 14' are covered with masks 21, 22 and 23 of rubber or the like. Then in this state, a plating liquid is allowed to occur in a region 24, and plating is effected, so that for example a silver plated layer 26 is selectively formed on the surface of the lead frames 25 to be treated. In this case, as the electric current density of the layer 26 is constant at all times, a uniform plated layer can be obtained, and the plating can be effected at high speed. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S58153156-A (JP)
Title: Detector for metal
Inventor: KIKUCHI MASAAKI
IPC: G01N27/72
Filed: 1982-03-09
Abstract: PURPOSE:To facilitate mounting and demounting of a detecting coil irrespective of the size of an outer diameter of a cylindrical body, by a method wherein a device is provided with a cylindrical body, made of a non-magnetic material, the inside of which a metal to be detected passes through, and a pair of saddle- shaped coils which are positioned on the peripheral wall of the cylindrical body and facing and opposite to each other. CONSTITUTION:A detecting coil part of a detector for metal is constituted such that a metal 4 to be detected passes in a direction of an arrow mark through the inside of a cylindrical body 3 made of a nonmagnetic material on which saddle-shaped coils 1 and 2 are mounted. The saddle-shaped coils 1 and 2 are connected in series so that a current flowing in the coils flows in the same peripheral direction at the coil section in the peripheral direction of the cylindrical body. In this constitution, when the metal 4 to be detected passes through the inside of the cylindrical body 3, an LED of an output circuit emits light, and this permits detecting of the passage of the given size metal 4. In which case, the detecting coil is formed into the saddle shape, and this facilitates mounting and demounting of the detecting coil irrespective of the size of the outer diameter of the cylindrical body.
Patent JP-S60180853-A (JP)
Title: Thermal head
Inventor: MATSUZAKI TOSHIO
IPC: B41J2/335
Filed: 1984-02-29
Abstract: PURPOSE:To obtain a thermal head for output units of electronic computers, etc., capable of properly controlling the effect of heat storage and also of high-speed printing by forming a conductor layer of good heat conductivity below the graze as a heat storage layer in such a way as to form the graze of a projected form. CONSTITUTION:A conductor layer 11 is formed below a graze 12 in such a way as to form the graze 12 of a projected form. On them, a heating resistor 13, electrodes 14 and 14', an antioxidant layer 15, and a wear-resistant layer 16 are orderly formed to obtain the desired thermal head.
Patent JP-2000233390-A (JP)
Title: Electronic part suction nozzle and electronic part mounting device
Inventor: HONMA YUTAKA
IPC: B23Q7/04
Filed: 1999-02-15
Abstract: PROBLEM TO BE SOLVED: To suck and hold an electronic part having an interference part above a suction face. SOLUTION: An overhand projecting part 18 is formed in a lower end part of a shaft part 17 of a suction nozzle 14. A head is lowered and stopped at a position where an electronic part 46 and the suction nozzle 14 are not overlapped when viewed from above and when the electronic part 46 is taken out, the head is moved horizontally so that the overhand projecting part 18 advances into a space part 55, and then the head is lowered to suck a suction face 54 so as to take out the part 46 using the suction nozzle 14.