baber/WOPTO huggingface dataset:
Patent JP-H10205463-A (JP)
Title: Scroll type fluid machine
Inventor: MIURA SHIGEKI
IPC: F04C29/00
Filed: 1997-01-24
Abstract: PROBLEM TO BE SOLVED: To prevent occurrence of abnormal abrasion under a little oil shortage by forming, at least a key groove into which a key of an Oldham's joint made of iron material is fitted and a part supporting thrust applied to a turning scroll out of the iron material, in a front case made of aluminum material. SOLUTION: A turning scroll is revolved through an Oldham's joint made of iron material interposed between the scroll and a front case 6. In such a scroll type fluid machine, an inner end of the front case 6 made of aluminum material, that is, a key groove 50 to which a key of the Oldham's joint is fitted and a part 51 supporting thrust to be applied to the turning scroll are made of the iron material. They are subjected to insert-casting and integrated with the front case 6 by welding. The part 51 may be independently prepared, and fastened to the front case 6 by a fastening means such as a bold. It is thus possible to improve oil holdability in the key groove 50, and prevent abnormal abrasion even when a little oil shortage occurs.
Patent JP-S53108816-A (JP)
Title: Method and apparatus for refining molten steel in inert gas atmosphere with removal of slag
Inventor: TSUNEHISA YOSHINORI
IPC: C21C7/10
Filed: 1977-03-07
Abstract: PURPOSE:To sufficiently desulfurize molten steel by regulating the ambient press. of a ladle so that the molten steel is fed to a refining chamber kept under an inert gas atmosphere through a molten steel rising and falling pipe and then covering the surface of the molten steel with refining slag so as to perform refining and remove slag.
Patent JP-S59153802-A (JP)
Title: Production of sintered body
Inventor: SOTOZONO YASUJI
IPC: B22F5/00
Filed: 1983-02-18
Abstract: PURPOSE:To obtain a sintered body formed with a recess or hole part without machining by forming the part corresponding to the recess or hole part to be formed in a green compact molding of a low melting member, heating the molding to expend the member and sintering the molding. CONSTITUTION:A required amt. of raw material powder 16 is packed in the forming space 15 of a die 11. A member 17 for combining which has the m.p. lower than the sintering temp. of the base powder 16 and has a prescribed size and shape is disposed in the position forming a space such as a recess or hole part. The powder 16 is then packed additionally into the space and is pressed and compacted by a double pressing method using a top punch 12. The formed composite green compact molding is removed and is sintered in a prescribed heating atmosphere. The member 17 melts and infilters in the molding or flows out and sublimates to the outside, thus forming a cavity in the part where there was the member 17 and forming the recess or hole part. The sintering is completed at the same instant, and the sintered body such as cam or the like having excellent dimensional accuracy and quality is obtd.
Patent JP-2000221786-A (JP)
Title: Wet-type image forming device and printer
Inventor: KUSAYANAGI TOMOYA
IPC: G03G15/10
Filed: 1999-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a wet-type image forming device capable of satisfactorily forming an image by a simple structure without causing soil from the beginning of image formation. SOLUTION: Beneath a developing roller 1 for development by the supply of liquid developer to a belt-like photoreceptor, a developing blade 2, whose front-end edge is in contact with the roller, is disposed. Beneath the developing blade 2, an elastic brush roller 3, which is in contact with the developing roller 1 and developing blade 2 all the time, is disposed. A reservoir 5 being approximately in the shape of a box which is open at the top and storing the liquid developer T is disposed with the brush roller 3 accommodated therein. A liquid- developer spatter prevention plate 6 is disposed in the direction of the rotation of the brush roller 3 in which the front-end edge of the developing blade 2 is directed to it from the contact part of the brush roller 3 and developing roller 1.  Even in case the contact part of the developing roller 1 and brush roller 3 is not impregnated with the liquid developer T in the reservoir 5 at the beginning of printing, with the result that the liquid developer T spatters by an elastic force, the liquid developer T strikes against the liquid-developer spatter prevention plate 6 and therefore does not soil the surroundings.
Patent JP-S6486427-A (JP)
Title: Multi-type electron emission element and manufacture thereof
Inventor: OKUNUKI MASAHIKO
IPC: H01J1/30
Filed: 1987-02-06
Abstract: PURPOSE:To keep off any form variations in an electrode and simultaneously aim at improvement in the performance by manufacturing plural numbers of electrodes with a pointed part each with a monocrystal. CONSTITUTION:An oxidation substrate 1 of SiO2 or the like processed by means of photoetching or the like, forming a plurality of cylindrical recesses 2 and setting up them in line, and a groove is installed between these recesses of each line, then a nucleus formation base 3 of Si, Si3N4 or the like is formed in each bottom surface of respective recesses 2 turning to a sedimentary surface. Next, centering on a single nucleus formed in the nucleus formation base 3, a monocrystal of Mo, W, Si or the like is made to grow up, thereby forming an electrode 4 of a rotator in the desired size with a conical pointed part. Afterward, each of electrodes is connected in common by electrode wiring. Finally, a metal plate 5 or a drawer electrode, where plural number of openings are installed in line by etching, is stuck to the oxidation substrate 1 so as to accord both centers of the opening and the recess 2 with each other.
Patent JP-S54117665-A (JP)
Title: Wien bridge type sine wave oscillator
Inventor: MITANI SHIYOUJI
IPC: H03L5/00
Filed: 1978-03-04
Abstract: PURPOSE:To compensate a temperature change and a load change to generate always a fixed-amplitude sine wave by feeding back the signal voltage, which is obtained by comparing and amplifying the rectified smooth voltage of the oscillated output and a constant voltage, to the oscillator. CONSTITUTION:In wien bridge type sine wave oscillator 1 using operational amplifier 8, rectifier smoothing circuit 10 where the output of oscillator 1 is inputted through voltage follower 9 is provided to apply the DC output from circuit 10 to input terminal b of differential amplifier 11. Then, the constant voltage obtained by making power source voltages -V and +V into the constant voltage by a Zener diode is applied to input terminal C of amplifier 11 through voltage follower 12, and is compared with the DC output of circuit 10. Then, the output obtained by comparing the constant voltage and the DC output of circuit 10 in amplifier 11 is fed back to the input side of oscillator 1 through FET 18, thereby holding the amplitude of oscillator 1 fixed.
Patent JP-H10219615-A (JP)
Title: Tamper
Inventor: ARNO ZUELBES
IPC: E02D3/061
Filed: 1998-02-06
Abstract: PROBLEM TO BE SOLVED: To reduce vibration of a guide handle to be operated by an operator, further reduce a burden of the operator and reduce interruption of work. SOLUTION: A tamper satisfies a following expression concerning a shape and mass distribution of a guide handle 6. θS/mS(lHGxlH-lVxlV)=0.8-1.3 (quotient). Hereby, ms = mass of guide handle 6; θs = mass inertial moment of the guide handle 6 around shaft passing through center of gravity 10 of the guide handle 6 extending in parallel with shaft passing through pivotal supporting point 8; lH = distance vertical with tamper shaft A between shaft passing through pivotal supporting point 8 and the center of gravity 10; lHG = distance vertical with tamper shaft A between grip end part 9 and the center of gravity 10; lV = distance in parallel with the tamper shaft A between shaft passing through the pivotal supporting point 8 and the center of gravity 10.
Patent JP-H02206380-A (JP)
Title: Motor speed controller
Inventor: ISHIMOTO KENJI
IPC: H02P29/00
Filed: 1989-02-03
Abstract: PURPOSE:To obtain a constant speed comparison gain, when variable speed PLL control is made, by providing a means through which a speed comparison means corrects the speed comparison gain based on a speed command. CONSTITUTION:A speed comparison means comprises an oscillator 11 for oscillating clocks with constant frequency, a timer counter 12 for counting the clock, a register 13 for storing the count in the timer counter 12 based on a detection signal, a means 7 for correcting the value in the register 13 and a command speed based on the command speed, and a means 8 for calculating the period based on the value in the register 13 thus calculating the speed error with respect to the command speed. In particular, the speed comparison means 3 is provided with the correcting means 7. By such arrangement, constant speed comparison gain can be obtained even if variable speed PLL control is made for the optical system motor, when magnification or reduction is made in a copy machine.
Patent JP-S59149199-A (JP)
Inventor: SHIMOTAKE TOORU
IPC: D06F58/28
Filed: 1983-02-16
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-H02204228-A (JP)
Title: Paper feed device
Inventor: KITAMURA MINORU
IPC: G03G15/04
Filed: 1989-02-03
Abstract: PURPOSE:To enlarge a document inserting port so as to set a large quantity of document, and prevent blow-away due to wind even at a small quantity, by opening or closing an inserting port door movably provided opposing to a document table according to thickness of documents on the document table. CONSTITUTION:When documents are set, an inserting port door 16 in a full opening condition advances up to abutting to the document 10 with the document pressing sensor 21 of its extreme end. In this condition, movement of feeding paper sheet is performed with a paper feed roller 12 and a separating piece 13. Further in this case, as a spring 20 is provided between the inserting port door 16 and a rack part 18, excessive pressing force of the extreme and of the door 16 against the document 10 can be prevented. When the documents on the document table 15 decreases, the document pressing sensor 21 is separated from the document table 15, and the inserting port door 16 is closed by action of a door opening/closing motor. Thus, as paper feed is performed always in closed condition of the document inserting port 14, a trouble such as blow-away of the document due to wind cannot be generated.
Patent JP-H01200871-A (JP)
Title: Original reader
Inventor: HIROKI MASASHI
IPC: H04N1/10
Filed: 1988-02-05
Abstract: PURPOSE:To correctly read a character or an image posted on an original mounting stand by mirror-image-converting a binarized signal read at the time of reading the character or image posted on the original mounting stand. CONSTITUTION:In a condition in which the image or character is posted on the original mounting stand, a recording paper is set in a printer unit part 11. Next, when a mirror image conversion is instructed by a selecting switching 12, the image or character posted on the original mounting stand is scanned by a xenon lamp 15, and simultaneously, the reflected light is conducted to a CCD sensor 17. A signal from the sensor 17 is photoelectric-converted by a photoelectric-converting circuit 192 and outputted to an image correcting circuit 93. An image signal from the correcting circuit 93 is binarized by a binarizing circuit 94 and outputted. The binarized signal is mirror-image- converted by a mirror-image-converting circuit 193 and outputted to the printer unit 11.
Patent JP-H10222192-A (JP)
Title: Substitute reader
Inventor: KATO MASAAKI
IPC: G10L13/06
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a substitute reader which can generate a synthesized voice corresponding to text data by using the voice of an arbitrary voice input person. SOLUTION: A speech recognition device 22 extracts phoneme data by analyzing the voice that an arbitrary voice input person has inputted by using a microphone 21. The phoneme data are stored in a phoneme data storage part 13. A voice synthesis part 10 composes a text by using text data read out of a CD-ROM by using a CD-ROM drive 11 and the phoneme data stored in the phoneme data storage part 13 and outputs a synthesized voice from a speaker 14. Therefore, the text can be read aloud with the voice of the arbitrary voice input person.
Patent JP-H02205021-A (JP)
Title: Method and apparatus for uniformly processing
Inventor: AIDA TAKASHI
IPC: C23F4/00
Filed: 1989-02-02
Abstract: PURPOSE:To move the flowing direction of an ion flow flowing out of a divergent magnetic field by annularly disposing three or more auxiliary coils for generating lines of magnetic force toward the center line of a main coil perpendicularly to the line of magnetic force of a main coil at opposite side to a microwave introduction, and varying the direction and intensity of the lines of magnetic force by auxiliary coil group. CONSTITUTION:Four auxiliary coils 9 (9-1, 9-2, 9-3, 9-4) are annularly disposed at the end of an ion flow outlet 13. The direction of the lines of magnetic force generated from the coil 9 group is directed perpendicularly to the center line direction of an ionization chamber 2. When the coils 9-1-9-4 are sequentially energized and the exciting currents of the coils 9-1-9-4 are sequentially switched by a controller 16, a revolving magnetic field is generated, and a bent ion flow 10' is moved circularly on a sample 7. In this case, when the exciting currents of the coils 9-1-9-4 are successively reduced, the degree of the bending of the ion flow 10' is sequentially decreased to approach a straight line, and the trace of an incident point P of the center line of the ion flow 10' indicated by a one-dot chain line becomes spiral.
Patent JP-S59152452-A (JP)
Title: Manufacture of toner for developing electrostatic charge image
Inventor: SASAGAWA MASUMI
IPC: G03G9/087
Filed: 1983-02-18
Abstract: PURPOSE:To obtain a toner having superior developing power and moisture resistance by suspension-polymerizing a specified monomer series in a specified dispersion medium and by treating the resulting polymer with a coupling agent. CONSTITUTION:A monomer series contg. a polymerizable monomer such as styrene, an anionic (co)polymer such as a (meth)acrylic acid polymer or a styrene-(meth)acrylic acid copolymer and a hydrocarbon compound such as paraffin wax or further contg. a dye or a pigment and other additives is suspension- polymerized in a dispersion medium contg. a cationic dispersant such as positively chargeable hydrophilic colloidal silica treated with a silane treating agent contg. nitrogen in the form of an amino group or the like. The resulting polymer is treated with a silane coupling agent such as vinyltrichlorosilane or a titanate coupling agent such as isopropyltriisostearoyl titanate. A toner having superior developing power and high moisture resistance is obtd.
Patent JP-H02206112-A (JP)
Title: Manufacture of electron-wave interference element
Inventor: SUSA NOBUHIKO
IPC: H01L21/205
Filed: 1989-02-06
Abstract: PURPOSE:To form a diffraction grating without cleaving a laminated film by a method wherein an organic metal compound is precipitated one after another on the surface of a substrate crystal inclined in a prescribed direction from a prescribed low-index face, a plurality of organic compounds are laminated vertically at every one-molecular phase and the diffraction grating is formed. CONSTITUTION:For example, a GaAs inclined substrate 10 whose angleTHETA has been inclined by 1 deg. in a [110] orientation from a (100) plane is used; one atom step is formed at each width (l) on the substrate 10. A raw-material gas of GaAs is supplied by using an organo-metallic epitaxial growth method; GaAs 3a of an amount of one atom is precipitated; then, the raw-material gas of the GaAs is switched to AlAs; the AlAs 3b of an amount of one atom is precipitated on the side where the GaAs bas been precipitated. After that, the raw- material gas of the GaAs 3a and the AlAs 3b are supplied alternately; a diffraction grating of AlAs/GaAs is formed. Thereby, it is possible to form the diffraction grating without cleaving a laminated film.
Patent JP-2000217676-A (JP)
Title: Goods supporting device
Inventor: HAYASHI MITSUZO
IPC: A47F5/16
Filed: 1999-02-03
Abstract: PROBLEM TO BE SOLVED: To provide a goods supporting device which eliminates inadvertent change in the angle of inclination and does not become bulky during the unuse period by enabling displaying plate-shaped goods while easily varying the angle of inclination. SOLUTION: This goods supporting device 1 is provided with a roughly flat base part 2, an inverted U-shaped support part 3 and a support column part and column retaining parts 5 and 5'. A part of retaining pieces 41 and 41' are provide at the lower tip of the support column part and the column retaining parts 5 and 57 are arranged being extended from the rear end of a base part 2. The column retaining parts 5 and 5' are each provided with four pairs of retaining holes 51 and 51' to fix the support part 3 and support column part at a specified angle by inserting the retaining pieces 41 and 41'.  The goods supporting device 1 can change the angle of inclination of the support part 3 at four stages by properly selecting the retaining holes 51 and 51', and the retaining pieces 41 and 41' can be easily engaged with or disengaged from the retaining holes 51 and 51' by gripping the column retaining parts 5 and 5'. In preservation, the device can be turned so flat as not to become bulky with a limited occupying space.
Patent JP-S61183044-A (JP)
Inventor: JIYOSEFU AARU AIRITSUSHIYU
IPC: B65H16/10
Filed: 1986-02-10
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H03231467-A (JP)
Title: Semiconductor device
Inventor: ARIMOTO HIROSHI
IPC: H01L29/205
Filed: 1990-02-07
Abstract: PURPOSE:To restrain holes from being injected into an emitter from a base by a method wherein the emitter in a bipolar transistor of a horizontal-type planar structure is set to a wide band gap. CONSTITUTION:An n-type emitter region 13, an n-type collector region 15 and a P-type base region 14 are formed side by side on a substrate 11; a carrier- supply-region formation layer 12 is provided. On the formation layer 12, an active layer 17 whose electron affinity is larger than that of it and whose sum of an electron affinity and a forbidden band width is small is provided. On the active layer 17, a cover layer 18 whose electron affinity is smaller than that of it, whose sum of an electron affinity and a forbidden band width is large and in which the emitter region 13, the base region 14 and the collector region 15 have been insulated and isolated from each other is provided. The emitter region 13 and the collector region 15 act as an electron supply region, and the base region 14 acts as a hole supply region.
Patent JP-H04265751-A (JP)
Title: Recording device
Inventor: HIRAMATSU AKIRA
IPC: B41J29/393
Filed: 1991-02-20
Abstract: PURPOSE:To provide a recording device wherein automatic correction (restoration) can be carried out by automatically detecting nondelivery and unevenness of ink. CONSTITUTION:Calibration patterns 32 are recorded on the margin of a long recording medium 22 at predetermined intervals by means of recording heads 9c... and said patterns are read out by a sensor 31, based on which judgement is made whether or not nondelivery or unevenness of the recording head 9c... has occurred. By performing a delivery restoration treatment by means of a cap member 23 based on the judgement, automatic correction can be carried out.
Patent JP-2000218618-A (JP)
Title: Screw segment stripping device
Inventor: KAMIMURA TATSUYA
IPC: B29B7/14
Filed: 1999-02-03
Abstract: PROBLEM TO BE SOLVED: To make sure that a screw segment is certainly stripped without fear that the screw segment might be scratched or excess heating gives rise to the qualitative deterioration of a material by providing a means to move a segment holder holding the screw segment to be stripped to the opposite side to another segment holder side. SOLUTION: The hemispherical parts 2U, 2L of a segment holder 2 are fitted into the center part of a screw segment Sc and at the same time, the hemispherical parts 1U, 1L of another segment holder 1 are fitted into the center part of a screw segment Sb to be stripped. Further, the hemispherical parts 2U, 2L are clamped with bolts 2a and at the same time, the segment holder 2 is screwed into a platen 3 to fixe a screw shaft Sa. In additon, the hemispherical part 1U, 1L are clamped with other bolts 1a to hold the screw segment Sb using the other segment holder 1. After that, the screw segment Sb is heated up and then a hydraulic cylinder 4 is actuated to strip the screw segment Sb.
Patent JP-H05191888-A (JP)
Title: Microphone system
Inventor: WATANABE KIMIHARU
IPC: H04R3/00
Filed: 1992-01-16
Abstract: PURPOSE:To realize a cheap stereophonic microphone system capable of faithfully collecting sound from sound sources in forward direction in sound collecting space. CONSTITUTION:Microphone units 11, 12 having cardioid directivity are arranged so that their center axes can be displaced from each other at a certain angle. Attenuation circuits 13, 14 attenuating the signals of the microphone units 11, 12, and inverting circuits 15, 16 inverting the output signals of these attenuation circuits, are provided. Adder circuits 17, 18 adding the signal of one of the output of right and left microphone units and the signal obtained by attenuating and inverting the signal of the other of the outputs of the two microphone units, are provided. The outputs of the respective adder circuits 17, 18 are outputted as stereo sound signals.
Patent JP-H07214572-A (JP)
Title: Continuously curing furnace and curing method for thermosetting material
Inventor: JIERAADO MESUNERU
IPC: B29C48/12
Filed: 1995-01-19
Abstract: PURPOSE: To install, in a continuous curing furnace for a thermosetting molded article by extrusion molding, a UHF treatment section which can be adapted to various factors which govern product qualities. CONSTITUTION: One or plural UHF modules 24 and 26 are installed in a hot air furnace 18 which has, in its inside, a conveyor means 16 to convey an extrusion molded article 14 along the lengthwise direction of the furnace, so that the locations of the modules can be changed by selectively moving along the conveyer means. The curing treatment is performed by selectively applying convection heat and UHF microwave energy to the molded article.
Patent JP-H05196860-A (JP)
Title: Predictive focusing device
Inventor: TAMIZU SHINYA
IPC: G02B7/28
Filed: 1992-01-17
Abstract: PURPOSE:To eliminate the time lag up to exposure and take an accurately in-focus picture of a subject which moves at a high speed through the focusing device of a camera, which has a function for fixing a focusing lens at a predetermined fixed position and automatically taking a picture when the subject reaches a focusing position, by previously detecting the motion speed of the subject and predicting the time required for the subject to reach a focus plane set at a specific distance. CONSTITUTION:A range finding device 1 repeatedly output range finding data in constant cycles based upon the output of a line sensor. An arithmetic unit 2 obtains variation in defocusing quantity from the range finding data and calculates the moving speed of the moving subject from the variation and the range finding cycle time. Then variation in the speed is obtained by repetitive range finding operation to predict the speed. The time required for the subject image to reach the focus plane is found from the predicted speed and the quantity of defocusing and then counted down. When the time is counted down to the same value as the time lag of an exposure device, an indication signal for photographing operation is outputted to the exposure device 5.