baber/WOPTO huggingface dataset:
Patent JP-H11143997-A (JP)
Title: Card transportation mechanism
Inventor: HIRASAWA KENJI
IPC: G06K13/07
Filed: 1997-11-07
Abstract: PROBLEM TO BE SOLVED: To keep card transportation speed constant and to simultaneously miniaturize card transportation mechanism by shortening a card transportation distance. SOLUTION: The card transportation mechanism is constituted so that a magnetic card runs by transferring a belt 6 with teeth with a gear by a driving motor, abutting the side of a flat surface of the belt 6 with teeth on the side of the magnetic card. In this case, a teeth part 12b of a transportation pulley 12 to be rotated by being engaged with the belt 6 with teeth and for pressing the belt 6 with teeth against the magnetic card is constituted of an elastic material and the fluctuation of deformation quantity at a top and a bottom of teeth of the belt 6 with teeth is absorbed by the deformation of the teeth part 12b.
Patent JP-H08160632-A (JP)
Title: Alkaline developer for photosensitive resin composition
Inventor: TSUKADA KATSUSHIGE
IPC: G03F7/32
Filed: 1994-12-09
Abstract: PURPOSE: To provide a developer capable of suppressing the occurrence of foam, scum, and sludge at the time of alkali development and excellent in the resolution and adhesiveness of a resist by containing a basic compound, a specific nonionic surface active agent, an anion polymer surface active agent, and water. CONSTITUTION: This alkali developer contains a basic compound, a nonionic surface active agent having the H. L. B in the range of 0-4, a nonionic surface active agent having the H. L. B in the range of 6-20, an anion polymer surface active agent, and water. Sodium carbonate is preferably used for the basic compound. The nonionic surface active agent having the H. L. B in the range of 0-4 is insoluble in water, and it has an action as an antifoamer. The nonionic surface active agent having the H. L. B in the range of 6-20 has a high hydrophilic property, and it acts as an emulsifier. The anion polymer surface active agent is a water-soluble polymer compound having little surface activity and low foamability, it increases the emulsifying action of the nonionic surface active agent having the H. L.  B in the range of 6-20, and it acts to enclose the noxious calcium ions contained in a developer as impurities.
Patent JP-S63159232-A (JP)
Title: Production apparatus for optical fiber preform
Inventor: ISHIKURA MASAYUKI
IPC: G02B6/00
Filed: 1986-12-22
Abstract: PURPOSE:To obtain optical fibers having excellent characteristics, by controlling supply of an inert gas according to internal pressure of a sintering chamber, etc., to keep the internal pressure at a constant value so as to prevent entry of impurities from the outside into the sintering chamber. CONSTITUTION:This production apparatus for optical fiber preforms in formed from the first and second vent cylindrical units 5 and 6, the first, second and third lid units 9, 10 and 11, an inert gas supply passage 22, a flow control valve 23 provided therein, pressure detector 19, a controller 20 for controlling the above-mentioned valve 23 by an output from the pressure detector 9 and a vent passage 27. The above-mentioned lid units 9, 10 and 11 have respective through-holes 12-14 for passing a seed rod 3 therethrough and divide a sintering chamber 15 from the first vent chamber 16 and the outside from the second vent chamber 17. When the pressure of the afore-mentioned sintering chamber 15 is increased, the volume of an inert gas is reduced.
Patent JP-H10181293-A (JP)
Title: Marking press
Inventor: PIO ECHEVERRIA LIZARAZU
IPC: B44B5/00
Filed: 1997-11-07
Abstract: PROBLEM TO BE SOLVED: To simplify a structure of a marking press which operates for marking in combination with direct action and rotation of a marking device. SOLUTION: A marking press for marking by striking and scratching comprises a marking device 10. The marking device 10 is provided at a cross head 9 movable along a guide rail 8 which is parallel with a surface to be marked. The guide rail 8 is combined with elbow type arms 5 and 6 which are axially supported by vertical walls 2 with an axis 7, and is supported by the elbow type arms 5 and 6 in such a manner that it rocks around the axis which passes an engaging part of a belt 14 which is parallel with the guide rail 8 and has the cross head 9 engaged therewith.
Patent JP-H03166513-A (JP)
Title: Electrooptical device
Inventor: SUZUKI HIROSHI
IPC: G02F1/133
Filed: 1989-11-24
Abstract: PURPOSE:To allow the matching of the electric signal, such as voltage, to be impressed to an electrooptical material always with the action point optimum for the electrooptical material by controlling a driving circuit by a photodetector provided on the optical path of the light past the electrooptical device. CONSTITUTION:A part of the light 3 past the electrooptical device is detected by the photodetector 12 and the electric signal by this detection is impressed as a feedback signal 14 to a control circuit 13. The circuit to control the video signal 9 by detecting the electrooptical characteristics of the electrooptical device 1 by the photodetector 12 and applying the feedback signal 14 to the control circuit 13 is constituted. The characteristics of the electrooptical material are monitored in such a manner and the feedback 14 is applied to the control circuit 13 to control the video signal, by which the always good display state is maintained even in the event of a change in the environment of the electrooptical device 1, etc.
Patent JP-H09124845-A (JP)
Title: Vulcanizable rubber composition
Inventor: AIMURA YOSHIAKI
IPC: C08L9/02
Filed: 1995-10-31
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition excellent in freeze resistance and Freon gas transmission resistance, useful as a rubber material for a Freon hose of freeze-resistant specification, by blending a nitrile group-containing highly saturated copolymer rubber with ultrafine magnesium silicate and a vulcanizing agent. SOLUTION: This rubber composition is obtained by blending (A) a nitrile group-containing highly unsaturated copolymer rubber obtained by hydrogenating a conjugated diene part of an unsaturated nitrile-conjugated diene-unsaturated carboxylic acid ester copolymer with (B) ultrafine magnesium silicate and (C) a vulcanizing agent. In the component A, acrylonitrile is preferable as the unsaturated nitrile, butadiene is preferable as the conjugated diene and an unsaturated dicarboxylic aid dialkyl ester is preferable as the unsaturated carboxylic acid ester. The component B is obtained by grinding and classifying hydrous magnesium silicate followed by baking and has <=10μm, preferably <=8μm, more preferably <=1μm average diameter.
Patent JP-2000134006-A (JP)
Title: Faraday rotating element and optical isolator using it
Inventor: HIRANO TERUMI
IPC: H01P1/175
Filed: 1998-10-28
Abstract: PROBLEM TO BE SOLVED: To obtain an inexpensive Faraday rotating element with a small size and a simple structure that can easily be manufactured by using the print method and to obtain an optical isolator using this element. SOLUTION: An optical isolator 100 is formed by placing polarization elements 40, 50 at both ends of a Faraday rotating element 10 that is manufactured by means of the printing in print ink that contains ultra-fine particles with a garnet structure expressed by the general expression of A3B5O12 and by placing a permanent magnet 30 on side faces of the Faraday rotating element 10 along with a direction of a light guide. The garnet is a substitution garnet crystal with the general expression of A3B5O12, where A is a trivalent element such as Bi, Y, or La, B is a trivalent element such as Fe, Al, Ga, Sc, or In, or part of the constituent elements of which other than oxygen is substituted with one element or more with the equivalent valence.
Patent JP-H03185397-A (JP)
Title: Fuel assembly for boiling type nuclear reactor
Inventor: OROBU NIIRUNDO
IPC: G21C3/322
Filed: 1990-11-13
Abstract: PURPOSE: To cool fuel rods in an improved state by extending a band forming a frame on the upstream side of a spacer by means of a skirt having openings and arranging deflecting fins in a few of the openings. CONSTITUTION: A skirt 12 acts to extend the frame of a spacer 8 toward the flowing direction of a coolant. The skirt 12 is provided with windows 13 so as to reduce the amount of the material forming the skirt 12 and also with deflecting fins 14. When the spacer 8 has windows 13, deflecting fins 9 can be arranged in the windows. The side pieces of the skirt 12 can be formed in a split state and, when the pieces are formed in such a state, the side pieces excellently come into contact with a wall 6 and, accordingly, the spacer 8 can be centered when a fuel rod bundle is inserted into a fuel assembly. The lower edge section of the skirt 12 strips off cooling water from the wall 6 and introduce the water to the center of the spacer 8. Therefore, the fuel rods can be cooled in an improved state.
Patent JP-H02152274-A (JP)
Title: Manufacture of semiconductor memory
Inventor: YO SHOJI
IPC: H01L21/822
Filed: 1988-12-05
Abstract: PURPOSE:To increase the capacitance of a capacitor per unit area in a semiconductor memory to contrive its high integration and decrease occurrences of malfunctions and soft errors by making the most of a dielectric films as a capacitor after forming the dielectric film even at the lower face of an accumulation electrode. CONSTITUTION:A resist film is patterned on the upper face of an accumulation electrode 18 and insulating films 16 are treated by an isotropic etching using the resist film and the accumulator electrode 18 as masks. Although each film thickness of the insulating films 16 decreases gradually, even then insulating films 16 at the lower side of the above electrode 18 are etched sidewise with the decrease of each film 16. After removing the resist film on the electrode 18, if the whole surface of a substrate 11 is allowed to deposit a silicon nitride film, all of the exposed face of the electrode 18 is covered with the above silicon nitride film. After that, a dielectric film 19 consisting of a silicon nitride film and a thin oxide film is formed by patterning polysilicon, a thin oxide film, and a silicon nitride film; besides, a plate electrode 20 consisting of polysilicon is formed. The dielectric film 19 is formed not only at upper and side faces of the accumulation electrode 18 but also at the lower face of the above electrode, and then, its film 19 is utilized as a capacitor for charge storage.
Patent JP-S63159080-A (JP)
Title: Tally impression stamping pad
Inventor: OGAWARA YUKIO
IPC: B41K3/62
Filed: 1986-12-23
Abstract: PURPOSE:To easily made a clear tally impression and make the title stamping pad portable, by providing a synthetic resin made L-shaped main body with an elastic mat, a covered vermilion inkpad, a synthetic resin slide plate having a coil spring therein, a covered stamp container, a paper-clamping projected part, recessed and projected parts for sliding, and the like. CONSTITUTION:To fix papers 9, 9 on which a tally impression is to be made, a slide plate 4 on a synthetic resin-made L-shaped main body 1 (each of which is provided with an elastic mat on the surface thereof) is drawn out by a drawing recessed part 7 through recessed and projected parts 6 for sliding, and in the opened condition, the papers 9 are set in contact with the paper-fixing projected parts 6, and the slide plate 4 is closed to fix the papers. A stamp 8 is pressed against the adjoining parts of the papers 9, 9 on the elastic mats to make the tally impression. The main body 1 is provided with a covered vermilion inkpad 3, while the slide plate 4 is provided with a covered stamp container 5, and for securely clamping the papers 9, 9, a coil spring is incorporated in the slide plate to energize the plate 4 in the direction for closing. Thus, a clear tally impression can be made, the tally impression stamping can be made light in weight and compact, and is convenient to carry.
Patent JP-H10136644-A (JP)
Title: Switching power circuit
Inventor: OTAKE TETSUSHI
IPC: H02H3/08
Filed: 1996-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a switching power circuit which can surely operate as a protective function from short circuit under load by a control circuit. SOLUTION: A choke coil L1 is connected between the junction between a smoothing capacitor C2 and a diode D1 and an output terminal 2, and a capacitor C3 is connected between the output terminal 2 and a ground. A diode D2 is connected in parallel with the choke coil L1, which forms a filter circuit together with this capacitor C3. Moreover, the detected voltage for constant voltage control to be fed back to a control circuit 3 and protection from short circuiting is made as the voltage between the terminals of the smoothing capacitor C2. By making such a constitution, a current flows to the choke coil L1 on the condition that the load is normal, and the ripple reduction for the output voltage is made.  When the load becomes in short circuit condition, a current flows to the diode D2, and the voltage between the terminals of the smoothing capacitor C2 is lowered, so that operating the function of sure protection from short circuit becomes possible.
Patent JP-H08167541-A (JP)
Title: Electric double-layer capacitor
Inventor: FUKUMASA TAKESHI
IPC: H01G11/22
Filed: 1994-12-12
Abstract: PURPOSE: To provide an electric double-layer capacitor of which production rate of non-defective article, when a characteristic inspection is conducted in a manufacturing process, is not deteriorated and which develops little change of resistance after exposed to the high temperature of 160 deg.C or higher for several minutes. CONSTITUTION: The mixture of binder, consisting of material which is abound in heat-resisting property and thermoplastic resin material, is used as the binder of the carbon conductive layers 16a and 16b provided among polarized electrodes 11a and 11b of electric double layer capacitor, a dish-like metal case and a metal cover 15.
Patent JP-2000128415-A (JP)
Title: Discharged paper loading device and image forming device equipped therewith
Inventor: YOKOYAMA TAKESHI
IPC: B65H31/30
Filed: 1998-10-28
Abstract: PROBLEM TO BE SOLVED: To prevent the other sheet material from being disturbed in loading when one sheet material discharged by being off-set over the identical bin of a discharge material loading device is taken out. SOLUTION: Sheet material S delivered out of a device main body by a delivery means is off-set to a first position and a second position by an off-set means so as to be loaded over a bin 201. When the sheet material S located at one position of the sheet (for example, a first position) is to be taken out, the sheet material S2 located at the other second position is set in a fixed and held condition by a projected part 203'. By this constitution, when a desired sheet material is to be taken out, the sheet materials to be left on the bin can be prevented from being disturbed.
Patent JP-H10148288-A (JP)
Title: Earthquake resistant pipe joint for propelling pipe
Inventor: ARAKAWA NORIYUKI
IPC: F16L27/12
Filed: 1996-11-19
Abstract: PROBLEM TO BE SOLVED: To provide an extension/contraction margin in the side of advancing-in of a pipe joint for a propelling pipe when an earthquake occurs. SOLUTION: In the inside of a socket 13 formed in an end part of one pipe 11 connected to each other, a spigot 14 formed in an end part of the other pipe 12 is inserted, between a tip end face 28 of the spigot 14 and a depth end face 18 of the socket 13, propelling force is transmitted. Between the tip end face 28 of the spigot 14 and the depth end face 18 of the socket 13, propelling force can be transmitted between the socket and the spigot, also an elastic liner 30 is interposed, which can permit advancing-in of the spigot 14 toward a depth side of the socket 13.
Patent JP-H03173373-A (JP)
Title: Wind power generation set
Inventor: FUJITA MORIO
IPC: H02P1/00
Filed: 1989-11-29
Abstract: PURPOSE:To obtain stabilized electric power while utilizing the energy of wind effectively by a method wherein a power supply is calculated from the number of revolutions of a propeller to obtain a fluctuating power by subtracting the supplying power from a generating output while the amount of the fluctuating power is accumulated to return it into a power supply line properly. CONSTITUTION:A power supply determining means 8 obtains a moving average from the number of revolutions of a propeller 1 and calculates a surplus and stable power supply while a power generated by a generator 2 is detected by a power detecting means 4. A fluctuating power is obtained through a fluctuating power determining means 9 by subtracting said power supply from the generating power while the amount of fluctuating power is supplied to an accumulating means 10 through an output regulating means 6. According to this method, stable power may be obtained while the amount of fluctuating power is accumulated to return it into a power supply line 3 properly whereby the stabilized power may be obtained while utilizing the energy of wind effectively.
Patent JP-S63161610-A (JP)
Title: Wafer boat
Inventor: SAKAI YUICHI
IPC: H01L21/68
Filed: 1986-12-25
Abstract: PURPOSE:To lighten and miniaturize a wafer boat, and to set wafers easily in conformity with the desired number of setting by combining and constituting a plurality of split wafer boats in the direction of furnace length of a vertical furnace. CONSTITUTION:A wafer boat 5 has a plurality of split wafer boats 30. These split wafer boats 30 are combined in the direction of furnace length (the vertical direction) of a vertical furnace (a vertical type diffusion furnace 1), thus organizing the wafer boat 5. The split wafer boats 30 as required are combined in conformity with the number of semiconductor wafers (such as silicon wafers 31) to be treated. A plurality of piled up split wafer boats 30 are set into the vertical type diffusion furnace 1.
Patent JP-H01147771-A (JP)
Title: Conversion processing system for voiced sound and semi-voiced sound
Inventor: HIRATA YASUHIRO
IPC: G06F17/22
Filed: 1987-12-04
Abstract: PURPOSE:To elevate the efficiency of conversion processing by providing a conversion table in which a code to show an attribute is added to a character code, and using processing to convert the character code into the character code of a voiced sound or a semi-voiced sound from this attribute. CONSTITUTION:An inputting means 12 sends the key code of one byte to a key code processing part 9, and the key code processing part 9 retrieves the conversion table 11 according to this key code, and reads the corresponding character code of two bytes and attribute information to show the attribute of the character code, i.e., a data attribute, and stores them. When the key code to instruct the voiced sound or the semi-voiced sound is inputted consecutively from the means 12, the processing part 9 investigates the previously stored data attribute, and when it is the attribute to show the character a voiced sound mark or a semi-voiced sound mark can be added to, it adds a predetermined fixed value to the previously stored character code. Thus, the efficiency of the conversion processing can be elevated.
Patent JP-H11142573-A (JP)
Title: Cooling structure of control rod for high temperature gas reactor
Inventor: MATSUMOTO KOICHI
IPC: G21C7/14
Filed: 1997-11-11
Abstract: PROBLEM TO BE SOLVED: To arbitrarily control the flow distribution of coolant in control rod guide tubes and avoid disturbance of freedom in swivelling, rotating and up and down direction motion. SOLUTION: A cylindrical guide cover 23 is provided penetrating through a guide tube support member 14 and around this guide cover 23, a slide plate 22 is attached. The upper end of control rod guide tube 15 is fixed with an upper bundle plate 20. In a penetration hole 19 provided in the center of the upper bundle plate 20, the guide cover 23 penetrates and the lower surface of the slide plate 22 contacts the upper surface of the upper bundle plate 20. A flow hole 21 is provided to the upper bundle plate 20, which is an orifice for flow control of coolant. With the slide plate 22 and the guide cover 23 following the elevation motion of the control rod guide tube 15, the penetration hole for wire rope 18 is blocked and flow distribution may be arbitrarily controlled by changing the diameter of the inflow hole 21 without disturbing its freedom.
Patent JP-H08149465-A (JP)
Title: Band-compressed signal restoring device
Inventor: NAKAYA HIDEO
IPC: H04N19/50
Filed: 1994-11-17
Abstract: PURPOSE: To restore a wideband signal which is close to its almost original state from a band-compressed signal. CONSTITUTION: By classifying non-transmission sampling data according to the degrees of the changes of the plural transmission sampling data around non-transmission sampling data and multiplying average error data ±ε by the weight coefficient αi corresponding to this classified class, error data εi' is obtained. By adding this (5)ighted error data εi' to average interpolation data I', J', K',..., interpolation data I'', J'', K",... is determined. Thus, the interpolation data I", J", K" which is closer to true values can be obtained.
Patent JP-H09129489-A (JP)
Title: Insulator-type terminal of electric equipment and manufacture thereof
Inventor: SHIROTA HIROTAKA
IPC: H01G4/224
Filed: 1995-11-01
Abstract: PROBLEM TO BE SOLVED: To obtain an insulator-type terminal of insulator press-fit structure small in size, high in reliability, and excellent in productivity by a method wherein a press-fit part is press-fitted in a small-diameter cylinder, a ring-shaped packing is housed in a space made up with the press-fit part, a large-diameter cylinder, and a disc. SOLUTION: A cylinder 10 of stepped structure is formed in one piece with a top plate 9 by drawing the top plate 9 and composed of a large-diameter cylinder 9a, a small-diameter cylinder 9b, and a disc 9c located between the cylinders 9a and 9b. The press-fit part 5a of an insulator 5 is press-fitted in the small-diameter cylinder 9b of the cylinder 10. The press-fit part 5a of an insulator 5 is press-fitted in the small cylinder 9b of the cylinder 10 keeping a packing 11 mounted on the corner of the large-diameter cylinder 9a of the cylinder 10 and the disc 9c. In this case, epoxy resin is previously applied onto the periphery of the packing 11.
Patent JP-H11137620-A (JP)
Title: Instrument holder
Inventor: KUSHINO HIROSHI
IPC: A61G15/16
Filed: 1997-11-11
Abstract: PROBLEM TO BE SOLVED: To eliminate the danger of bringing an operator's hand into contact with the head part of a hand piece and to execute medical treatment in the state of keeping a holding way (grasping way) at the time of drawing out an instrument or to return in the state of keeping a holding way (grasping way) at the time of giving medical treatment. SOLUTION: The instrument (hand piece) 8 is mounted to an instrument holder 12 in the state of being freely attachable and detachable. As the head part 8a of the hand piece 8 faces toward a work table, at the time of taking out or housing, an operator's hand is never brought into contact with the head part of the instrument itself or another instrument and the operator never gets injured. In addition, as the instrument can be taken by a grasping way at the time of medical treating operation at once, operability is very good.
Patent JP-2001124879-A (JP)
Title: Electronic clock
Inventor: KITAZAWA ISAO
IPC: G04C3/00
Filed: 1999-10-29
Abstract: PROBLEM TO BE SOLVED: To solve such problem that there is no elevation difference display in a multifunctional clock capable of measuring elevation. SOLUTION: The electronic clock has an elevation difference calculating means for calculating a difference between data stored in an elevation memo storage means and displaying it on a display means.