baber/WOPTO huggingface dataset:
Patent JP-H03234751-A (JP)
Title: Production of plane heating element with high electrical resistance
Inventor: ARAI HIROTETSU
IPC: C08K3/04
Filed: 1990-02-08
Abstract: PURPOSE:To enable the fine adjustment of electric resistivity by adding a mixing aid to a powder mixture comprising a specific soft carbon black, a powdered poor conductor, and polytetrafluoroethylene, kneading the mixture, and sheeting it. CONSTITUTION:A powder mixture is prepd. by mixing 90-10wt.% soft carbon black having a mean particle diameter of 40-70nm, a nitrogen-adsorption specific surface area of 25-45m<2>/g, and a DBP absorption of 70-120ml/100g, 5-75wt.% powdered poor conductor having a particle diameter of 0.5-50mum (e.g. kaolin), and 5-15wt.% fiber-forming polytetrafluoroethylene, as a binder for combining the carbon black with the poor conductor, having a particle diameter of 0.5mum or lower. A mixing aid (e.g. glycerol) in an amt. of 1-4 times the amt. of the carbon black is added to the mixture and the mixture is kneaded at 100 deg.C or higher at the revolution of 10rpm or lower and calendered to give a 100-2000mum-thick sheet. If necessary, the sheet is thermally pressed at 200 deg.C or higher under a pressure of 10kg/cm<2> or higher.
Patent JP-S63198358-A (JP)
Title: Semiconductor integrated circuit
Inventor: OBA NORIAKI
IPC: H01L23/52
Filed: 1987-02-13
Abstract: PURPOSE:To relax an electric field by keeping a sufficient distance between a wiring part and a semiconductor substrate and to prevent a residual part and a disconnection at a stepped part of the wiring part from being caused, by a method wherein a hole is made in the substrate, this hole is buried with an insulating film and the wiring part is installed on the insulating film. CONSTITUTION:A field SiO2 film 3 is formed on a P-type substrate 1; then, the oxide film 3 is removed selectively by a photoetching technique; a hole is made at the substrate 1 by making use of a resist 21 used for the selective removal as a mask. Then, everything other than an oxide film 22 on the hole is removed so that the hole can be made flat; a polysilicon layer 2 is formed on the oxide film 22. If the depth of the hole to be made in the substrate 1 is controlled in this manner, it is possible to keep a sufficient distance between the polysilicon wiring part 2 and the semiconductor substrate 1; it is possible to relax an electric field between both these; it is possible to eliminate a residual part and a disconnection at a stepped part of the wiring part.
Patent JP-S62190364-A (JP)
Inventor: YAMAGISHI KATSUMI
IPC: F25B25/02
Filed: 1986-02-17
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-S52114335-A (JP)
Title: Preparation of anhydrous porous preform of glass material
Inventor: KOBAYASHI SOUICHI
IPC: G02B6/00
Filed: 1976-03-23
Abstract: PURPOSE:To provide a method for making anhydrous porous perform of a glass material, wherein SiCl4, additives and O2 are jet injected into a high temperature nozzle to accumulate the product on fire resisting material, whereby absorption loss and scattering loss of light wave by optical fibers are minimized by a simple production procedure to improve the characteristics thereof.
Patent JP-H05236171-A (JP)
Title: Picture input device
Inventor: SAWAUMI MITSUO
IPC: H04N1/00
Filed: 1992-02-18
Abstract: PURPOSE:To prevent generation of uneven lighting or pickup of a lamp by using reflected lights reflected on a reflecting plate for all lights lighting an original placing face. CONSTITUTION:The lighting section 6 consists of a lamp 40 emitting a daylight light and of a lamp cover 41 protecting the lamp 40. Inside the lamp cover 41, a mirror 42 reflecting the lighting from the lamp 40 toward a stage 14 is fitted, and a shield plate 43 blocking direct emission of the lighting from the lamp 40 onto the stage 14 is fitted to one end of the lamp cover 41. Furthermore, the inside of the light shield plate 43 is formed to be a reflecting face and the lighting reflected on the face lights up the stage 14 via the mirror 42. That is, the lighting emitted from the lamp 40 in the direction of the mirror 42 is reflected on the mirror 42 and the lighting lighted from the lamp 40 in the direction of the shield plate 43 is reflected on the reflecting face of the shield plate 43 and they light up the original and the stage 14 via the mirror 42 respectively.
Patent JP-S60177830-A (JP)
Title: Machining jig of multi-facet rotary mirror
Inventor: YANAGISAWA KATSUYUKI
IPC: B23Q3/00
Filed: 1984-02-21
Abstract: PURPOSE:To enable machining of multi-facet rotary mirror having quite low radial difference, in machining jig of multi-facet rotary mirror for scanning a picture image optically, by deliverying compressed air between the fixing hole and shaft of multi-facet rotary mirror thereby preventing positional shift. CONSTITUTION:The upper end of central hole 15 made through the fixing shaft 11 of multi-facet rotary mirror is connected through a feed tube 17 to a compressed air feeding mechanism. Then compressed air is fed toward the central hole 15 and while ejecting compressed air through an air hole 16, a board member 1 to be mirror machined is inserted into the through-hole 18 of the fixing shaft 11. In such a manner, three board members 1 are inserted sequentially into the fixing shaft 11. Thereafter, a stopper 12 and a clamp screw 13 are mounted and the board member 1 is secured to the fixing shaft 11 then the feed tube 17 is removed to stop ejection of compressed air. With this jig, the gap between the insertion hole 18 and the shaft 11 is maintained constant through ejection of compressed air thus to reduce the difference of diameter even if the innerdiameter of insertion hole 18 is somewhat larger than the outerdiameter of the shaft 11.
Patent JP-S52114336-A (JP)
Title: Optical fiber cable
Inventor: MIKI TETSUYA
IPC: H01P3/00
Filed: 1976-03-22
Abstract: PURPOSE:To provide an optical fiber cable by a process comprising first preparing optical fibers only of cores and then converting them into cables by application of coating thereon, wherein there is formed a portion which functions effectively as clad, thereby simplifying the procedure to improve yield and decrease cost.
Patent JP-S55124327-A (JP)
Title: Digital-analog converting circuit
Inventor: KAMINAGA YASUO
IPC: H03K5/156
Filed: 1979-03-19
Abstract: PURPOSE:To secure the sufficient accuracy as well as facilitate an easy LSI formation of the circuit by decreasing the number of the analog circuits which give the direct effect to the output accuracy and then constituting most of the circuits with the digital circuits, thus realizing the miniaturization of the converting circuit. CONSTITUTION:The pulse row signal (1) of the fixed frequency is generated from oscillator 1, and signal (1) is divided into the fixed ratio through divider counter 2. This divided signal (2) is applied to RSFF4 as well as to preset counter 3 to which digital input IN to be converted is applied. At the same time, the output of gate 5 which gives gating to the output of signal (1) and FF4 is applied to counter 3. Then input IN of counter 3 is set in synchronization with the output of counter 2, and the time during which the set digital quantity is turned to zero via signal (1) is counted by counter 3, and then the ratio the counted time and the cycle of counter 2 is applied to buffer gate 6 via FF4. Then the signal converted into the analog quantity is delivered via filter 7.
Patent JP-H01207428-A (JP)
Title: Device for false-twist texturing
Inventor: MAEDA YOSHIYASU
IPC: D02G1/02
Filed: 1988-02-13
Abstract: PURPOSE:To minimize transmission of vibration to the side of a heater, by forming a yarn processing passage straddling over at least two supporting column bodies mutually and independently erected from the floor surface and mounting the heater on the supporting column bodies different from the supporting column body to which a twisting member and winders are attached. CONSTITUTION:The first supporting bodies 2 are erected on a floor surface in the vicinity of a creel 1 and the second supporting column body 3 is erected on the floor surface separated therefrom. A feed roller 8 and a heater 9 are mounted on the supporting column bodies 2 and a cooling plate 11, a false twister 12, the second feed roller 13 and winders 14 are attached to the supporting column body 3.
Patent JP-S58147549-A (JP)
Title: Die for wringing molten metal
Inventor: ISHIDA AKINORI
IPC: C23C2/14
Filed: 1982-02-26
Abstract: PURPOSE:To enhance the wear resistance by superposing a plurality of dies each having a prescribed thickness and a prescribed diameter of its hole on one another to form a composite die. CONSTITUTION:The titled die is composed of a plurality of platelike dies 20 and a holding member 30 for holding the dies 20 in a superposed state. The hole 21 of each of the dies 20 has a diameter 30-10mum larger than the diameter of a wire rod or a bar to be treated, and the thickness is 0.5-3mm.. The holes 21 of the dies 20 are matched, the dies 20 are held with the member 30, and a wire rod or a bar coated with a molten metal by hot dipping is passed through the resulting wringing die to wring out an excess of the molten metal. Since the dies 20 are separate from one another and can be moved relatively, an extreme impact can be avoided, enhancing the wear resistance of the die.
Patent JP-H03238279-A (JP)
Title: Device for instructing correcting work for setting condition of guide rail
Inventor: KANAYAMA RYOETSU
IPC: B66B7/02
Filed: 1990-02-14
Abstract: PURPOSE:To promote a correcting work and to enhance the setting accuracy by computing a correcting value and a correcting direction for a set position at each measured point in accordance with a relative positional relationship to another adjacent measured point so as to eliminate the remeasurement and recorrection after the correction of the set position at each measured point. CONSTITUTION:The position of a joint part 15 of a guide rail 1a is detected by a rail joint detector 8 while running a cage in an elevating shaft 1, first and second measuring means 5, 7 measure a distance to the guide rail 1a and a distance to a piano wire 6, respectively. Then, a computing device 10 computes a position of the guide rail 1a, relative to the piano wire 6, within a horizontal plane from the distance to the guide rail 1a and the distance to the piano wire 6, and computes a vertical position corresponding to the position in the horizontal plane, that is, a set position at each measured point on the guide rail 1a is computed. Further, a correcting value and a correcting direction for a set position at each measured point is computed in accordance with a relative positional relationship with respect to another adjacent measured position.
Patent JP-S55126370-A (JP)
Title: Narrow gap arc welding method
Inventor: IIO KATSUROU
IPC: B23K9/00
Filed: 1979-03-17
Abstract: PURPOSE: To improve the performance of narrow gap multilayer welding by letting a solid wire of a large diameter penetrate through a hopper in which the flux containing magnetic components and arc stabilizing components is stored, flowing shielding gas from the outside circumference and performing welding with an AC power supply.  
     CONSTITUTION: The flux 5 containing magnetic components and arc stabilizing components is stored in a hopper body 6. A solid wire 3 of diameters 3.2W4.8mm connected to an AC power supply is supplied to the weld zone through the contact tip 4 built in the hopper body 6. At this time, the flux 5 is attracted and held on the outside circumferential surface of the wire 3 by the magnetic fomponents contained therein. The deposition amount of the flux 5 is controlled to less than 0.2 time with respect to the wire 3 weight by the flux feed rate control plate 9 disposed to the opening 6b of the hopper body 6. At the welding, shielding gas is supplied from the nozzle 8 provided on the outside circumference of the hopper body 6. Thereby, the arc stabilization effect is obtainable by a minimum amount of flux. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H01206334-A (JP)
Title: Image forming sheet
Inventor: NARAMOTO MASAHARU
IPC: G03F7/00
Filed: 1988-02-12
Abstract: PURPOSE:To unify the photosensitive ratio of a microcapsule (the ratio of making the microcapsule to a passive state by exposing it) by applying the microcapsule on a base material which reflects a color having the sensitive wavelength region same or approximate to that of the microcapsule having a low photosensitive ratio with a coloring material. CONSTITUTION:The structure of the image forming sheet applied the micro capsules A1-A3 which are enclosed color precursors having different colors respectively and a sensitive material capable of making the color precursors to the passive state by sensitizing with the light having a prescribed wavelength, is constituted of applying the microcapsules A1-A3 on the base material 1 having a prescribed reflectance ratio of light with the coloring material. And the image forming sheet is exposed by not only the light directly irradiated to the microcapsules A1-A3 coming from a light source but also the light 5 reflected on the surface of the base material 1. Namely, the light energy supplied to the microcapsule having the low photosensitive ratio increases by a reflected light 5 coming from the base material 1, thereby increasing the photosensitive ratio. Thus, the photosensitive ratio of the microcapsule is unified, and a colored image having the high quality can be recorded.
Patent JP-S60177594-A (JP)
Inventor: SHITAYA TAKEO
IPC: H05B6/12
Filed: 1984-02-22
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-H03235659-A (JP)
Title: Power supply apparatus
Inventor: KITAHARA SATOHIKO
IPC: H02M1/08
Filed: 1990-02-13
Abstract: PURPOSE:To perform detection of a primary side current and taking-out of a flyback synchronism signal simultaneously and reduce the size of an apparatus by a method wherein a current-voltage converter means is provided on both the terminals of the secondary side winding of a current detecting transformer. CONSTITUTION:A current detecting means which detects the switching current of a switching means Q101 on the primary side of a transformer T201. An overcurrent is detected and a flyback synchronism signal is outputted in accordance with the output of the current detecting means. Further, the current detecting means has a current transformer T202 and a current-voltage converting means Q103, R103 and D107 is connected to both the terminals of the secondary winding of the current transformer T202. The overcurrent is detected and the flyback synchronism signal is outputted in accordance with the output of each current-voltage converting means Q103, R103 and D107. With this constitution, the detection of the primary side switching current and the output of the flyback synchronism signal can be performed simultaneously.
Patent JP-H04245582-A (JP)
Title: Character extracting device
Inventor: HIRASAWA TOSHITAKE
IPC: G06T7/00
Filed: 1991-01-31
Abstract: PURPOSE:To easily classify characters and a background hard to be classified since there is no difference in lightness by using the difference of color. CONSTITUTION:A picture to include a character part is collected as the data of the three components of read, green and blue and is made into a gradation picture by color conversion into an axis that the color distance between the character part and a background part is maximum. Besides, the gradation picture data are block-divided into some small areas with making them corresponded to the density change of the background part, a binary threshold value is found every respective blocks and the threshold value every picture element is determined based on the binary threshold value. Then, a constitution is made that binarization is executed by the threshold value every the picture and the above mentioned gradation picture data and that the extraction of characters is executed.
Patent JP-H03234424-A (JP)
Title: Wire electric discharge machine
Inventor: YAMAMOTO KUNIO
IPC: B23H7/10
Filed: 1990-02-13
Abstract: PURPOSE:To achieve smooth electric discharge machining, and to reduce the working time, in an electric discharge machine in which electric discharge machining is carried out by a wire that is guided by a pair of guide mechanisms, by turning the pair of guide mechanisms in a surface perpendicular to the wire feeding direction in a synchronized condition. CONSTITUTION:The sectional shape of an electric discharge machining wire 21 to be used for a wire electric discharge machine is formed in an equilateral triangle, whose respective corner-angles are formed into acute edges 22. An upper guide mechanism 10 and a lower guide mechanism 11 are provided in a mutually synchronized condition so as to be turnable in a surface perpendicular to the wire feeding direction, and a turning control mechanism 23 for controlling the direction of the electric discharge machining wire 21 which has been guidedly supported by the guide mechanisms 10, 11 is connected thereto. When a rectangular through hole is to be formed in a platelike body, both guide mechanisms 10, 11 are synchronously turned by the turning control mechanism 23, and the platelike body is moved so as to describe a rectangle with respect to the electric discharge machining wire 21 in such a condition that the acute edge 22 of the wire 21 is faced to the inner circumferential surface of the through hole. Thus, the through hole is formed by the wire 21 and the formation of right angles at the four corners can be securely carried out.
Patent JP-H08197692-A (JP)
Title: Gas barrier laminating material
Inventor: YAMASHITA RIKIYA
IPC: B32B1/02
Filed: 1995-01-30
Abstract: PURPOSE: To provide a packing material suppressed to a low level in oxygen transmissivity even under such a condition that heat and moisture act at the same time and not lowered in gas barrier capacity even when preserved for a long period of time under a high temp. and high humidity condition. CONSTITUTION: A laminating material consists of a surface protective layer 14, an adhesive layer 12 containing a moisture absorbing agent 16, a barrier layer 11, an intermediate layer 13 containing an oxygen scavenger 15, the adhesive layer 12 containing the moisture absorbing agent 16, the barrier layer 11 and the protective layer 14 (inner surface). The surface protective layer is formed using a resin having heat resistance and low in steam permeability and the inner surface protective layer is formed using a resin further having heat sealability to prevent the transmission of steam to the barrier layers at the time of thermal sterilization. The oxygen scavenger added to the intermediate layer is protected by two barrier layers and the transmission of oxygen to the intermediate layer during keeping is prevented and gas barrier capacity can be kept over a long period of time.
Patent JP-S63199552-A (JP)
Title: Communication equipment
Inventor: NAKATSUMA TAKUJI
IPC: H04L69/40
Filed: 1987-02-14
Abstract: PURPOSE:To improve the operability of an equipment by discriminating the state of respective communication channel by a discriminating means, and indicating the working condition of a line by a indicating means based on a discriminated result. CONSTITUTION:When a calling and an incoming occur, a signal sequence confirms whether the calling uses a channel B. If the calling is the one which does not use the channel B, it comes to be Idle state. If the calling is the one which uses the channel B, it decides which channel B is to be used. For instance, in the case that only the channel B1 is used, it lights a B1 lamp 24. Thus, by providing a digital telephone system for an ISDN with an indicating function to indicate the working condition of the channel B of the line, which the system is connected to, by a lamp, an operator can easily confirm the presence of the vacancy of the line when he intends to call.
Patent JP-S59159769-A (JP)
Inventor: NAKAMURA MICHIO
IPC: A24F13/06
Filed: 1983-03-01
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-H04246974-A (JP)
Title: Ghost cancel tuner
Inventor: NAKAJIMA YASUHISA
IPC: H04N5/44
Filed: 1991-01-31
Abstract: PURPOSE:To improve the tone quality of a sound signal and to reduce the error rate of a data signal transmitted with the sound signal when ghost is removed from a high resolution television signal. CONSTITUTION:An analog/digital conversion means 5 converting an audio signal AI transmitted with a video signal VI into a digital signal, and an audio signal processing circuit 6 removing and outputting a ghost component overlapped with the audio signal AI based on a filter coefficient S3 decided in correspondence with a filter coefficient SI are provided. The filter coefficient S3 decided in correspondence with the filter coefficient SI is inputted to the audio signal processing circuit 6 and the audio signal AI inputted through the analog/digital conversion circuit 5 is signal-processed. Thus, the ghost component is reduced from the video signal VI and the sound signal AI.
Patent JP-S61192105-A (JP)
Title: Digital fm demodulator
Inventor: SASAKI MIKIO
IPC: H03D3/00
Filed: 1985-02-20
Abstract: PURPOSE:To simplify the circuit constitution by constituting the title demodulator with a counter measuring the period or half period of an FM signal, a storage device storing the counter output, a ROM having an output of the storage device as the address and a storage device storing the output of the ROM. CONSTITUTION:A zero cross detection output signal clears the counter 2 and a storage device 3 stores the count just before the counter is cleared. The stored value is given as the address of the ROM 4. A data corresponding to the address is written in addvance in the ROM 4. Thus, a demodulated output is obtained from the ROM 4 when the address is given. In order to eliminate the distortion in the demodulation output, storage devices 7a, 7b, 7c are provided and the zero cross detection output signal is frequency-divided by a frequency division circuit 10 to generate W1, W2, W3 as the write timing. Read signals R1, R2, R3 are formed by retarting the W1, W2, W3 at a counter 11 by Td and fed to an output enable terminal of tri-state buffers 8a, 8b, 8c. Then the data in the W1 is read by the R3.
Patent JP-H08226167-A (JP)
Title: Column/beam joining structure and joining metal fixture
Inventor: IIBOSHI TSUTOMU
IPC: E04B1/21
Filed: 1995-02-21
Abstract: PURPOSE: To joint a reinforcing member for a concrete column with concrete beam easily and accurately. CONSTITUTION: Side walls 16. 17, 18, 19 are provided with long holes 25, 26 in the axial direction and form a grating, and a fixture for column and beam is formed from a stress transmission frame 14 furnished with a cylinder 15 at each corner. Mild steel bars 12 for column are inserted through the cylinder 15, and the frame 14 is made capable of elevating and sinking along the bars 12. The frame 15 is attached to the bars 12 by fixing bolts 27 provided on the cylinder 15. A plurality of mild steel bars 20 for beam are inserted through a long hole 25 provided in the frame 14, and a washer 23 and nut 22 are installed at the foremost of the bars 20, and they 20 are secured to the frame 14.