baber/WOPTO huggingface dataset:
Patent JP-H0426725-A (JP)
Title: Filter medium for molten metal
Inventor: SHIRAKAWA HIROSHI
IPC: B22D43/00
Filed: 1990-05-18
Abstract: PURPOSE:To obtain a high strength filter medium for molten metal excellent in filterability by mixing specific percentages of binding material having a specific composition consisting of Al2O3, B2O3, CaO, and MgO and also having respectively specified pore, amount of permeation, and strength with ceramic filler grains. CONSTITUTION:A porous filter medium is formed by adding and mixing 4-20 pts.wt. inorganic binding material into 100 pts.wt. ceramic filler grains. In the above filter medium, the above inorganic binding material has a composition consisting of, by weight, 2-60% Al2O3, 15-80% B2O3, 0-30% CaO, and 5-50% MgO. Further, average pore diameter, the amount of permeation (differential pressure 14mmAq) per unit area (cm<2>), and bending strength at room temp. are regulated to 100-300mum, >=0.45l/min, and 50kg/cm<2>, respectively. Moreover, it is preferable to regulate the shape index of the above ceramic filler grains to 100-130, and proper average grain size is about 0.3-3.0mm. By this method, the filter medium for molten metal excellent in molten metal permeability and inclusion collecting property, having high strength, and practically free from breakage can be obtained.
Patent JP-S5461708-A (JP)
Title: Automatic shifiting of train safety device
Inventor: MIZUNO YUKINOBU
IPC: B60L3/08
Filed: 1977-10-26
Abstract: PURPOSE: To reduce the probability of wrong operation of safety device, by allocating special one of signals for controlling a high safety unit as an automatic shifting signal for shifting from a low safety control function to a high safety control function.  
     CONSTITUTION: When a train proceeds from an ATC section into an ATS section, the train is stopped at a shift point. Then, a changeover switch 5 is shifted to ATS position, a TRTA master control key for ATC is pulled out and an OER master control key for ATC is inserted. When a starting signal is applied, a relay XR is energized and the brake is released. When the train proceeds from the ATS section into the ATC section, the train is stopped at the shift point. Then, the OER  master control key is pulled out, the TRTA master control key is inserted and the changeover switch 5 is shifted to ATC position. When a starting signal is received by an ATC receiver 2, relays AFBR, AR are energized and the brake is released. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H07309041-A (JP)
Title: Thermal printer
Inventor: SUZUKI MINORU
IPC: B41J2/32
Filed: 1994-05-18
Abstract: PURPOSE:To miniaturize the whole of a thermal printer by providing a detection means detecting the presence of thermal paper at a part of a thermal paper feed passage to a cover member at the closing position of the cover member freely revolvable between the closing and opening positions of the housing. CONSTITUTION:One paper detection sensor 54 detecting whether thermal paper is present in a guide feed passage G is attached to the guide part integrally formed to a cover member 14 in opposed relation to the guide feed passage G in such a state that the cover member 14 is present at a closing position. This paper detection sensor 54 is constituted of a photocoupler and, when the luminous flux emitted from a light emitting element is reflected by the thermal paper to be detected by a light detection element and a paper presence signal is not detected, a paper absence signal is outputted and an image formable and operation prohibiting state is obtained. Since the opposed state to the guide feed passage G is released in such a state that the cover member 14 is present at an open state, even if there is the thermal paper in the guide feed passage G, the paper detection sensor 54 detects no thermal paper and a paper absence signal is outputted.
Patent JP-S5919049-A (JP)
Title: Manufacture of aluminium chain for outdoor use
Inventor: MIYAURA TOSHIKAZU
IPC: F16G13/12
Filed: 1982-07-22
Abstract: PURPOSE:To manufacture an aluminium alloy chain for outdoor use, by bending an Al alloy wire to oval ring by an automatic bending machine and after engaging and forming with other oval ring, welding the end parts in inert gas atmosphere. CONSTITUTION:An Al alloy 1 wound on a drum 2 is let out and bent to an oval ring 4a of specified size by an automatic bending machine 3. Then, an oval ring 4b different in direction by 90 deg. from the oval ring 4a is formed and engaged with the ring 4a. Engaged oval rings 4a, 4b are sent to an forming machine 5 and engaged oval ring 6 consisting of correct oval rings 6a, 6b is formed. This is sent to a welding section, and end parts of oval rings 6a, 6b are welded by the torch 8 of a welding machine 7 for Ar gas welding, TIG welding etc. Finally, after pressure welding by a cylinder, the chain is colored and coated. Thus, beautiful Al alloy chain for outdoor use high in corrosion resistance is manufactured continuously.
Patent JP-S5919304-A (JP)
Title: Wound core
Inventor: OGATA YASUNOBU
IPC: C22C45/02
Filed: 1982-07-23
Abstract: PURPOSE:To obtain the wound core of low cost having an equal squareness ratio and small coercive force by a method wherein the squareness ratio of the D.C. hysteresis curve of the thin belt of an alloy to be indicated by the prescribed compositional formula is set at the value of the prescribed ratio or above it. CONSTITUTION:The square ratio of Fe amorphous alloy thin belt having the composition as indicated by the formula is brought up to 85% or above by performing an annealing and cooling in a magnetic field. Said thin belt is wound in toroidal form and made to a wound core. Particularly in the formula, the thin film which satisfied the condition of 13<=b<=19.8<=c<=10 in the formula has a high temperature of crystallization, and the annealing at a high temperature performed in a magnetic field can be performed, thereby enabling to obtain the wound core of a high squareness ratio.
Patent JP-S61286901-A (JP)
Title: Protecting device for electrical equipment
Inventor: TAMATOSHI JUNJI
IPC: G05B9/02
Filed: 1985-06-13
Abstract: PURPOSE:To clarify a driven protecting device by inputting the operation of each protecting device individually in a microcomputer, stopping the driving of a contactor in accordance with said input and displaying the driven protecting device on a display unit corresponding to the device. CONSTITUTION:When any one of the protecting devices 4a, 4b is driven, any one of contacts 21a, 21b is closed and a protecting device operation signal is inputted to an input circuit 16 in the microcomputer 8. Subsequently, a de- energizing signal is outputted from an output circuit 17 of the microcomputer 8 to a contactor driving relay 22 through a buffer 26, so that a contact 22a is opened, the contactor 3 is de-energized and a contact 3a is opened to stop the operation of a compressor 2. Simultaneously, A lighting signal to a display unit 15a or 15b corresponding to the protecting device 4a or 4b is outputted from the output circuit 17 through the buffer 26 to light up the display unit 15a or 15b. Thus, the driven protecting device can be precisely displayed.
Patent JP-S5358027-A (JP)
Title: Production of modified polyester filament yarns
Inventor: KURATSUJI TAKATOSHI
IPC: D06M101/16
Filed: 1976-10-28
Abstract: PURPOSE: To obtain hygroscopic graft polyester filament yarns having improved thermal stability, free from inhibition of grafting reaction, by copolymerizing a specific compound, and by incorporating an additive with the polyester. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5354439-A (JP)
Title: Auxiliary equipment for program debugging
Inventor: SHINOHARA MAKOTO
IPC: G06F11/28
Filed: 1976-10-28
Abstract: PURPOSE: To make it possible to debug a program of the data processing unit, which performs the program control, easily at a high speed without troublesome operation. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5461612-A (JP)
Title: Multipolar-multiplex inductor type synchroresolver
Inventor: KATSUKAWA TAKASHI
IPC: H02K24/00
Filed: 1977-10-25
Abstract: PURPOSE: To enable an operation of selectively taking out a necessary subharmonic component, by a constitution of a rotor made into an extraordinary shape together with a stator, with multiplex detecting windings provided overlapping on AC excitation coil.  
     CONSTITUTION: A stator 1 comprises magnetic poles numbering 2n (n: positive integer bigger than 1), with an AC excitation coil 3, which is so wound as to obtain a different polarity from one another neighboring pole, installed, and a detecting coil #1 to #8 is provided overlapping on said coil 3. In an air gap of the pole, is provided a first tooth 11 to 18, and a second tooth is formed in one rotor 2 and a third tooth in another eccentric rotor 2' in a manner of eccentric construction. And a number of virtual salient-ploes, that is a number of fundamental wave of gap permeance caused by an overlapping between the first and second tooth and the first and third tooth, is made different from each other, and a detection is made capable for multiplex signals in a multipolar synchro corresponding to each number of virtual salient-poles by a connection mutually made between the stator detecting coils #1 to #8 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S62285090-A (JP)
Title: Integrated circuit with testing function
Inventor: AOKI HIROSHI
IPC: G04D7/00
Filed: 1986-06-03
Abstract: PURPOSE:To achieve a reduction in the cost, by supplying a clock pulse to a functioning circuit from a test terminal once prohibiting an input thereto from a preceding frequency dividing stage. CONSTITUTION:A frequency dividing stage 3 and a driving circuit 4 composes a functioning circuit to be tested. Normally, with a test terminal 6 held at '0', a frequency dividing stage 2 starts, an output thereof is inverted in the level through a gate circuit 5 and supplied to a frequency dividing stage 3 to generate a pulse for driving a motor from a circuit 4 receiving the output from the frequency dividing stage 3. When carrying out a test, a testing clock pulse is supplied to the terminal 6 with the pulse width at the '0' level being smaller than a half that of the output from the preceding frequency dividing stage 2. The frequency dividing stage 2 is reset by '1' level of the clock pulse. On the other hand, the clock pulse is inverted in the level with the circuit 5 and fed to the frequency dividing stage 3 to perform a frequency dividing operation and an output pulse is generated from the circuit 4 according to the output pulse thereof. Thus, the frequency dividing stage 3 and the circuit 4 are tested.
Patent JP-S5555624-A (JP)
Title: Power supply unit
Inventor: MORIMOTO TAKEKATSU
IPC: H04M1/27
Filed: 1978-10-18
Abstract: PURPOSE:To maintain the operating voltage for a while at power failure with short period, by providing a transistor and a capacitor in parallel in connecting memory circuit to the constant voltage circuit being load. CONSTITUTION:The memory circuit 4 being the load is connected to the output terminal of the constant voltage circuit 3 connected to the rectifying circuit 2 via the first diod D1, and the capacitor 5 is connected to the input terminal of the circuit 3 via the third diode D3. Next, the capacitor 5 is connected to the junction point between the first diode and the circuit 4 via the second diode D2, and the transistor Q1 which is in conduction when the output voltage of the output terminal of the circuit 3 is a given value is connected in parallel with the second diode D2. Thus, when the power supply is OFF, the discharge current of the capacitor 5 flows only to the circuit 4 and the circuit 4 is held while a given period.
Patent JP-S619307-A (JP)
Title: Wheel cover for vehicle
Inventor: IWATA TAKAO
IPC: B60B7/04
Filed: 1984-06-22
Abstract: PURPOSE:To decrease air resistance, to improve appearance, and to prevent entrance of refuse, by a method wherein, in a title cover having spoke-like appearance, the cover is formed with an inner cover having a spoke part and a discshaped outer cover made of clear fluorescent resin with which the spoke is covered. CONSTITUTION:An outer cover 11 made of clear fluorescent resin is formed in the shape of a gently-sloped conical disc, a central recess part 11a forms a conical clear part 11b sloped in the direction of an outer periphery, and a flange part 11c is formed at the peripheral part. Radial grooves 11d and 11e are formed in the inner surface of a see-through part 11b in a manner that they are different in depth and cross each other. The outer cover 11 is superposed with an inner cover, not shown, having a spoke part, and a road wheel is mounted thereto. This constitution causes streaks of fluorescent rays to be produced through reflection of the rays by the grooves 11d and 11e in the outer cover and be seen through togetherwith a spoke, resulting in improvement of appearance, and enables formation of a flush surface, resulting in a decrease in air resistace. Further, this enables prevention of entrance of contaminant.
Patent JP-H09292769-A (JP)
Title: Developing device
Inventor: MACHIDA JUNJI
IPC: G03G15/08
Filed: 1996-04-24
Abstract: PROBLEM TO BE SOLVED: To stably obtain an excellent image with high reproducibility of even a fine line, a dot or the like, without causing a ground fogging, a density unevenness or the like on the formed image, by making the adequate amount of toner stably transported by the developer transporting member, in the case of controlling the amount of toner transported on a developing area, while triboelectrifying the toner, by holding a control member in press contact with a surface of the developer transporting member. SOLUTION: This device makes, the control member 16 held in press contact with the surface of the developer transporting member 13 transporting the toner (t) on the developing area opposite to the image carrier 1, for controlling the amount of toner transported on the developing area by the developer transporting member by this control member and triboelectrifying the toner transported on the developing area. In this case, the fine particle layer 14 is formed by making the fine particle 14a of 3 to 30μm average grain size and 10<5> to 10<13> Ω/cm volume resistivity uniformly stuck to the surface of the developer transporting member 13.
Patent JP-H10314632-A (JP)
Title: Separator for excess powder supersprayed at the time of powder coating of workpiece
Inventor: GOEBL OTMAR
IPC: B05B14/45
Filed: 1998-05-12
Abstract: PROBLEM TO BE SOLVED: To provide a separator of excess powder supersprayed at the time of powder coating of workpieces. SOLUTION: The separator for the excess powder has a means for discharging the powder through lower collectors 12, 13, 14 and a means for discharging a clean gas into the clean gas channel 7 arranged upward through at least one immersion pipes 5 which are suspended from the bottom 6 of the clean gas channel 7 and are immersed into cyclone pipes 4. At the time of powder coating of the workpieces, the excess powder which is excessively sprayed and is sucked into the gas/powder streams are separated. The gas/powder streams are directed into the cyclone pipes 4 to axis direction and are subjected to circulatory motion by an angle moment generating means 3 arranged in the annular spacings formed between the immersion pipes 5 and the cyclone pipes 4.  The bottom 6 of the clean gas channel 7 is lowered with respect to the cyclone pipes 4 from the position where this bottom hermetically seals the clean gas channel 7 to the wiping position.
Patent JP-S5653129-A (JP)
Title: Curable resin composition
Inventor: TSUNODA MAKOTO
IPC: H01B3/40
Filed: 1979-10-05
Abstract: PURPOSE: To prepare the titled composition which can be cured completely with exposure to light or radiation and with successive heating, by adding a compound which emits a Lewis acid with exposure to light or radiation or heating, to an epoxy resin/acid anhydride composition.  
     CONSTITUTION: A mixture of (A) an epoxy resin having two or more epoxy groups in a molecule and (B) a polyfunctional carboxylic acid anhydride copolymerizable with the (A) component, is mixed with (C) a compound which emits a Lewis acid with light or radiation (e.g. diazonium salt of a Lewis acid, a diaryl iodonium salt, etc.) and (D) a compound which emits a Lewis acid with heat (e.g. a BF 3 -amine complex). The molar ratio of the epoxy group of the component (A) to the carboxy group of the component (B) is pref. 1W0.8, and the amounts of the components (C) and (D) are 0.05W5pts.wt. each based on 100pts.wt. of the mixture of (A) and (B).  
     EFFECT: The composition has excellent mechanical, electrical and thermal properties, and is suitable for impregnating and casting use. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H04354182-A (JP)
Title: Casing of electronic apparatus
Inventor: IIDA MAKOTO
IPC: H05K5/02
Filed: 1991-05-31
Abstract: PURPOSE:To reduce in thickness an electronic apparatus of a casing structure by providing a gel-like sheet having excellent impact absorbing properties in a plastic casing structure, or fully filling gel itself in its inner space. CONSTITUTION:An upper case 1 is formed of an outer cover 4 and an inner cover 5, and an LCD 3 for constituting a display unit, a fluorescent lamp 6, a light guide plate 7 are assembled inside the case. Here, a gel-like impact absorption sheet 8 is provided in a gap between the cover 4 and the plate 7. Or, a closed space formed of the cover 4 and the cover 5 is all filled with components such as the LCD 3, the plate 7, etc., and impact absorption gel 10. Thus, since the thickness of a casing can be reduced without reducing rigidity and impact resistance of the casing its product itself can be reduced in thickness.
Patent JP-S5754200-A (JP)
Title: Preparation of steroid derivative
Inventor: OCHI KYOSHIGE
IPC: C07J71/00
Filed: 1980-09-19
Abstract: PURPOSE: To obtain the titled derivative useful as a synthetic intermediate for various types of vitamin D 3  industrially and advantageously, by reacting a specific 1β, 2β-epoxy derivative with a hydrohalogenic acid in a solvent, and reacting the resultant reaction product with a metallic powder.  
     CONSTITUTION: A 1β, 2β-epoxycholest-3β-ol steroid derivative of formula I [R is organic resudue; R 1  and R 2  are H or (protected) hydroxyl groups; R 3  is H or a protecting group of OH] is reacted with a hydrohalogenic acid in an inert solvent to give a halohydrin steroid derivative of formula II, which is then reacted with a metallic powder having the dehydrohalogenating ability, e.g. zinc powder, copper powder or tin powder, in an inert solvent, preferably a protonic solvent such as ethanol or acetic acid, to afford a 1-enesteroid derivative of formula III. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S619876-A (JP)
Title: Controlling system of head positioning
Inventor: YAMADA TAKEHITO
IPC: G11B21/08
Filed: 1984-06-25
Abstract: PURPOSE:To perform stable head positioning operation by raising the track position detecting capacity of a magnetic head and changing the reference speed signal bit by bit and thereby controlling the speed of a driving motor smoothly when reducing the speed. CONSTITUTION:In a system that controls positioning of the head by utilizing a positional signal of 2 phases from servo information recorded on a magnetic disk, when the sum and difference of positional signals X, Y by which cylinder pulse is obtained for each track by detecting a Xerox point, (U=X+Y, V=X- Y). Signals U, V generate Xerox point in the middle of tracks. X, Y and U, V signals are inputted to a cylinder pulse generating circuut, and cylinder pulses generated at every 0.5 track are inputted to a muCPU. Reference speed data corresponding to the remaining number of tracks to a target track is obtained from a table, and reference speed signals for each 0.5 track are generated. Thus, the reference speed signals at the time of speed reduction becomes bit by bit, and the waveform of driving current becomes smooth.
Patent JP-H08295657-A (JP)
Title: Intermediate for surfactant
Inventor: TSUBONE KAZUYUKI
IPC: A61K8/06
Filed: 1995-04-27
Abstract: PURPOSE: To obtain a compound having excellent physical properties, having such sufficient skin safety as satisfying also the consumers with sensitive skin diseases, and useful as an intermediate for various surfactants having two chains and two hydrophilic groups and used for cosmetics. CONSTITUTION: A compound of the formula [(m) is an integer of 2-3; (n) is an integer of 2-4; the number of the carbon atoms in the acyl group is 8-20]. This compound is obtained by reacting a halogenated alcohol of the formula: Br(CH2 )m OH with an alkylene diamine of the formula: NH2 (CH2 )n NH2 in the presence of sodium carbonate in ethanol as a reaction solvent under refluxing, reacting the obtained secondary diamine with a fatty acid chloride in an amount of four times equivalents that of the amine in the presence of pyridine in benzene as a reaction solvent and subsequently hydrolyzing the obtained compound having an amide group and an ester group with an alkali. The carbon atom numbers of the used halogenated alcohol, alkylenediamine and fatty acid chloride are preferably 2-3, 2-4 and 8-20, respectively.
Patent JP-H10321401-A (JP)
Title: Resistor and manufacture thereof
Inventor: YAMADA HIROYUKI
IPC: H01C17/12
Filed: 1997-05-20
Abstract: PROBLEM TO BE SOLVED: To reduce the soldering area occupying the mounting area, by providing a resistance layer at a part of the upper surface and lateral surfaces of a substrate, and providing a pair of upper electrode layers at lateral parts of the upper surface of the resistance layer. SOLUTION: A resistance layer 32 made of a nickel - chromium or chromium - silicon thin film is provided at a part of the upper surface and lateral surfaces of a substrate 31, and a pair of upper electrode layers 33 made of silver or nickel conductive powder containing epoxy resin or the like are provided at lateral parts of the upper surface of the substrate 31. On the upper surface of the resistance layer 32, a protection layer 34 made of epoxy resin or the like is provided between both lateral ends adjacent to the upper electrode layers 33 on the upper surface of the substrate 31. If necessary, nickel plating layers 35 and solder plating layers 36 are provided.  The nickel plating layers 35 and the solder plating layers 36 have round contours, and the area of the solder plating layer 36 on the lateral surface of the substrate 31 is not greater than half the area of the lateral surface of the substrate 31.
Patent JP-S63294076-A (JP)
Title: Shading correcting device
Inventor: TOYODA HIDEO
IPC: H04N5/16
Filed: 1987-05-26
Abstract: PURPOSE:To simply and highly accurately correct a shading by providing a division and average circuit, a peak value detecting circuit, the storing circuit of the average value of an area signal, the holding circuit of the peak value of the average value, a divider and a multiplier or the like. CONSTITUTION:When the shading is horizontally generated on the output signal of a preamplifier 3, for instance, according to the influence of a lens 1 or the like even though an object even in a face illumination is photographed, the division and average circuit 9 divides and averages the signal. Namely, the output signal of the amplifier 3 digitized in an A/D converter 8 is horizontally divided, the average value of the divided area signal is outputted and stored in the storing circuit 10. Then, the holding circuit 12 holds the peak value of the average value of the respective areas detected in the peak value detecting circuit 11 and the ratio of this value and the average value stored in the storing circuit 10 is calculated in the divider 13. The result is converted to an analog signal in a D/A converter 14 to have a shading correcting signal, multiply by the signal of the amplifier in the multiplier 6 and the shading can be simply and highly accurately corrected.