baber/WOPTO huggingface dataset:
Patent JP-H08247005-A (JP)
Title: Engine with starting pulley, and engine starting pulley
Inventor: WATANABE KAZUO
IPC: F02N3/02
Filed: 1995-03-09
Abstract: PURPOSE: To provide an engine with a starting pulley capable of reducing the force required to rotate the engine starting pulley set to the maximum before the top dead center of a piston. CONSTITUTION: An engine starting pulley 8 wound with a starting rope 16 is fitted to a crank shaft. When the starting rope 16 wound on the engine starting pulley 8 is pulled, the distance L between the action point 17 of the driving force applied from the rope 16 to the pulley 8 and the center axis of the crank shaft is changed as the crank shaft is rotated, and the distance L between the action point 17 and the center axis of the crank shaft becomes the maximum when a piston interlocked with the crank shaft reaches before the top dead center in this engine starting pulley 8.
Patent JP-S61208919-A (JP)
Title: Low pass filter built in integrated circuit
Inventor: KOIKE HIDEJI
IPC: H03K17/28
Filed: 1985-03-13
Abstract: PURPOSE:To eliminate a noise component included in an input signal and a high frequency noise generated in the inside and to build a filter into an integrated circuit by forming the filter by logical gates only. CONSTITUTION:An input node N1 is connected to one input terminal of a NAND gate 3 via inverters 1, 2 in series. An output of the NAND gate 3 is connected to one input of a NAND gate 5 via an inverter 4. An output of a NAND gate 5 is connected to one input of a NAND gate 7 via an inverter 6. An output of the NAND gate 7 is connected to an output node N2 via an inverter 8. Other input terminals of the NAND gates 3, 5, 7 are connected to the input node N1. Since the filter is formed in this way and built in the integrated circuit to eliminate the noise component included in the input signal and the high frequency noise component generated in the inside. Further, the same effect is obtained by using NOR gates in place of AND gates.
Patent JP-S55142056-A (JP)
Title: Preparation of basic dye
Inventor: GOTOU YASUTO
IPC: C09B57/06
Filed: 1979-04-23
Abstract: PURPOSE: To obtain a basic dye usable for dyeing acrylic fibers, by condensing naphtholactam with dimethylaniline in the presence of a metal selected from zinc, copper, and iron as a catalyst.  
     CONSTITUTION: (A) A compound of formula I [R 1  is H, lower (cyano) alkyl, carboxyl group-substituted lower alkyl group, etc.; X is H or halogen], e.g. N- cyanoethyl-1,8-naphtholactam, is condensed with (B) a compound of formula II (R 2  and R 3 are lower alkyl or lower alkoxyalkyl groups) e.g. N,N-diethylaniline, in a molar amount of preferably 0.5W1.5 times that of (A) in the presence of (a) at least one metal catalyst selected from zinc, copper, and iron, and (b) an inorganic acid halide in a reactor whose inner wall is made of glass or a corrosion- resistant synthetic resin, preferably at 60W90°C for 4W10hr to give the objective compound of formula III (Y is anion). 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H06239976-A (JP)
Title: Epoxy resin composition and sealed semiconductor device
Inventor: IBUKI KOICHI
IPC: H01L23/29
Filed: 1993-02-16
Abstract: PURPOSE:To obtain the subject composition containing a specific amount of a resin produced by dispersing and mixing an inorganic filler in an epoxy resin and a phenolic resin, having excellent wettability, moisture resistance, moldability and fluidity and useful for sealed semiconductor device, etc. CONSTITUTION:This composition contains, as essential components, (A) an epoxy resin such as bisphenol A epoxy resin and (B) a resin (i+ii) obtained by uniformly dispersing and mixing (i) a part or total of an inorganic filler to be compounded (e.g. fused silica powder) in (ii) a phenolic resin such as novolak phenolic resin. The content of the component B is 30-95wt.% and that of the component (i) is 25-90wt.% based on the total resin composition. Preferably, a semiconductor chip is sealed with a hardened product of this composition.
Patent JP-S58168264-A (JP)
Title: Manufacture of semiconductor device
Inventor: KIRISAKO TADASHI
IPC: H01L21/76
Filed: 1982-03-30
Abstract: PURPOSE:To increase the integration of a semiconductor device by selectively oxidizing the exposed part of a semiconductor substrate to form an oxidized film, then etching part of the film to remain in a thin laminar state, then forming an anti-oxidative film on the surface of the exposed substrate, thereafter again oxidizng to form an oxidized film of the prescribed pattern and thickness, thereby reducing the width of a bird beak. CONSTITUTION:A nitrided silicon film 14 is formed on a silicon substrate 12, which is selecteively oxidized to form an oxidized silicon film 16a, the film 16a is etched under control, thereby allowing a thin oxidized silicon film 16c to remain on the bottom of a groove. Accordingly, when it is treated in an ammonia atmosphere, a nitrided silicon film 18 is formed only the part which is contacted with the original bird beak. Subsequently, when it is oxidized to form an oxidized silicon film 16d, the lateral starting point of the oxidation is beforehand by approx. 0.5(mum) from that in the conventional technique. In this manner, the width of the eventual bird beak is reduced by approx. 0.5(mum) than that of the conventional technique.
Patent JP-H09242991-A (JP)
Title: Double shell low temperature tank
Inventor: YAMAGUCHI MASASHI
IPC: F17C3/08
Filed: 1996-03-07
Abstract: PROBLEM TO BE SOLVED: To greatly improve heat insulating performance by surrounding the outside of the inner tank which can store low temperature fluid with an outer tank which has a solid heat insulating material on the inner surface with heat insulating space therebetween and by making the heat insulating space a vacuum layer. SOLUTION: A double shell low temperature tank 5 comprises an inner tank for storing low temperature fluid 1 such as liquefied natural gas or liquefied hydrogen and an outer tank 4 surrounding the outside of the inner tank 2 with heat insulating space 3 therebetween. A solid heat insulating material 6 such as polyurethane form and the like is fixed to the inner surface of the outer tank 4 in the heat insulating space 3. A gap 7 with no solid heat insulating material 6 is made between the inner surface of the solid heat insulating material 6 and the outer surface of the inner tank 2 and a mirror surface 8 is made on the inner surface of the solid heat insulating material 6 by sticking aluminum foil thereto. A vacuum is produced in the heat insulating space 3 by a vacuum pump to produce a vacuum layer 9 in the gap 7, which produces a high heat insulating performance.
Patent JP-2000249723-A (JP)
Title: Measuring terminal device
Inventor: TAKAKAMO NAOHIRO
IPC: G01R11/00
Filed: 1999-02-26
Abstract: PROBLEM TO BE SOLVED: To correctly measure various electric quantities of a plurality of voltage systems by calculating various electric quantities of circuits of the systems based on the digital values of voltage signals of a plurality of different systems, the voltage transformation ratio magnifying power and current transformation ratio magnifying power of the transformer and current transformer of one system and their corresponding contents, and transmitting the calculated results to a host device. SOLUTION: A transformation ratio setting switch 18 sets the voltage transformation ratio magnifying powers corresponding to system voltages with a voltage transformation ratio setting switch and set the current transformation ratio magnifying powers corresponding to the inputs of terminal boards 4-11 through 4-18 with a combination and current transformation ratio setting switch. The combination and current transformation ratio setting switch sets a combination in response to one of voltage input signals of terminal boards 2-VA, 2-VB, 2-VC. The combination content is directly inputted to the input section 17 of a microcomputer 8. A CPU 9 receives current signals corresponding to the voltage terminals from a RAM 12 based on the content of the combination data of the transformation ratio setting switch 18 and calculates power, power quantity and power factor.
Patent JP-S58185372-A (JP)
Inventor: CHIYAARUZU EI BAAKAA
IPC: F15B11/16
Filed: 1983-03-25
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-S52133406-A (JP)
Title: Oil descending measuring tester for valve steam in engine
Inventor: GOSHIMA YUTAKA
IPC: F01L3/24
Filed: 1976-05-01
Abstract: PURPOSE: The provision of a funnel and an oil gauge below the cylinder head loaded being possessed of bores facing a sintering chamber of the cylinder head facilitates to obtain an oil descending measuring tester for the valve steam in the overhead cam type engine. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S60194258-A (JP)
Title: Assembling method of hot-water reserving tank
Inventor: MURAMATSU TOSHIAKI
IPC: F24H1/18
Filed: 1984-03-15
Abstract: PURPOSE:To prevent perfectly the peripheral rim section of a bottom plate from being corroded and improve the durability of the hot-water reserving tank remarkably by a method wherein a gap, formed between the main body of the hot- water reserving tank and the bottom plate, is filled with sealing agent in case both of them are connected. CONSTITUTION:The sealing agent 10 is coated on a groove 6 at the peripheral rim section of the bottom plate 2 before assembling the main body 1 of the tank and the bottom plate 2 and a packing 11 is put on the groove 6. The lower rim 4a of the peripheral wall of the tank main body 1 is fitted into the groove 6 and the sealing agent 10 is forced out of a gap 12 to fill up the gap 12 with the sealing agent 10 utilizing that a pressure is applied on the packing 11 and the sealing agent 10 when the upper rim 9a of the outer wall of the groove 6 is bent. Accordingly, water will never stagnate in the gap 12, therefore, corrosion of the peripheral rim of the bottom plate 2 in the gap 12 may be prevented perfectly and the durability of the hot-water reserving tank may be improved remarkably.
Patent JP-2000252578-A (JP)
Title: Lead connector of laser diode
Inventor: SUGA KENJI
IPC: G11B7/125
Filed: 1999-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a lead connector of a laser diode capable of attaching and detaching the laser diode without applying an unnecessary force on a lens holder, the laser diode and a joint of the both. SOLUTION: This embodiment has a LD stand seat 410 on which a laser diode 110' is mounted. The LD stand seat 410 comprises a hole which has a larger inner diameter than an outer diameter of a lead 112, and can insert or extract the lead 112 without resistance. Furthermore, the embodiment has a probe contact 420 coming into contact with the lead 112 only when the laser diode 110' is mounted on the LD stand seat 410.
Patent JP-H01224100-A (JP)
Title: Treatment of organic sludge
Inventor: OSHIMA YOSHIO
IPC: C02F11/04
Filed: 1988-03-03
Abstract: PURPOSE:To efficiently degrade org. matter in sludge and to increase the rate of recovery of gas by successively subjecting the sludge to anaerobic digestion in a first anaerobic treating stage, solubilization treatment at 100-180 deg.C and further anaerobic treatment. CONSTITUTION:Fed sludge A is put in a primary tank 10, anaerobically digested in 6-10 days, introduced into a solubilization tank 11 and subjected to solubilization treatment at 100-180 deg.C. The sludge is then fed to a secondary tank 12, anaerobically digested again and introduced into a settling tank 13 to settle and separate digested sludge B from supernatant liq. C. Org. matter in the fed sludge A can be efficiently degraded and the rate of recovery of gas can be increased.
Patent JP-H04266579-A (JP)
Title: Oxygen sensor arrangement structure for exhaust device for motorcycle
Inventor: TSUKIHANA RYOICHI
IPC: B62M7/02
Filed: 1991-02-22
Abstract: PURPOSE:To prevent the occurrence of a damage owing to a flying stone, etc., and entrance of rainwater and to provide the O2 sensor arrangement structure of an exhaust device for a motorcycle which prevents the decrease of a bank angle. CONSTITUTION:An exhaust chamber 47 is connected to exhaust pipes 46a-46d connected to an engine, and an O2 sensor 49 is disposed to an exhaust device 45 for a motorcycle wherein the exhaust chamber 47 is positioned below a crank case 25. In this case, the O2 sensor 49 is disposed to the upper part of the exhaust chamber 47.
Patent JP-H07257003-A (JP)
Title: Stencil printing device
Inventor: IIDA KOICHIRO
IPC: B41L13/14
Filed: 1994-03-22
Abstract: PURPOSE:To make a time till a first print short, by making a time loss caused by an original paper existence or non-existence detection a less, through executing a predetermined mounting and a predetermined printing treatment, through obtaining surely and accurately informations in relation to an existence or a non-existence of an original paper at every state, without setting two pieces of sensors. CONSTITUTION:An original paper existence or non-existence sensor 93 detecting whether a stencil original paper is mounted on a plate cylinder or not, by positioning a plate cylinder on a predetermined rotation position, is set, a newest information of a detection result in relation to an original paper existence or non-existence which is detected by the original paper existence or non-existence sensor 93, is written in a RAM 103, the original paper existence or non- existence information written in the RAM 103 is read when an original paper existence or non-existence is confirmed at a printing treatment or a form plate formation treatment, and a desired treatment is executed on the basis of this read information.
Patent JP-S55141346-A (JP)
Title: Blank transfer device in bolt former
Inventor: TAKAHASHI YOSHITAKA
IPC: B21K27/00
Filed: 1979-04-23
Abstract: PURPOSE: The captioned blank transfer device which is so constituted as to permit safe and rapid blank transfer by moving pawl rods upward while opening these just before driving of a ram.  
     CONSTITUTION: A ram 4 advances to let its front face punch 5 force-feed respective blanks into dies 2, 2. In this case, at the time when the ram 4 making said forward and backward motions begins to advance, a cam shaft 26 is revolving synchronously and therefore the preceding cam P acts upon a small rotor 24, causing respective junction rods 22 to be turned in the direction of compressing small springs 25. A pressure plate 23 depresses a roller 19 and this causes the respective pawl rods 18 which had been held closed by springs 21 to be opened by means of the respective pawl shafts 16 and sector gears 17. At the same time the cam R acts upon the rotor 10 to turn a holding frame 7 upward about the shaft 9. At this time, a moving rod 14 retreats leftward and a sliding rod 15 is moved leftward within the holding frame 7, by which the respective pawl rods 18 are reset to the respective front positions. At the moment of this resetting, the driving by the ram is accomplished. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S55141301-A (JP)
Title: Forming method for section with deviated thickness
Inventor: YAMAMOTO TAKESHI
IPC: B21B1/08
Filed: 1979-04-24
Abstract: PURPOSE:To make possible the forming work for the section with deviated thickness from the section with uniform thickness by only the roll forming method, by making the deviated thickness using the plural roll couples comprising respectively a couple of pinch rolls and a couple of side rolls. CONSTITUTION:The rolls for the roll forming work are constituted of successively arranged plural roll couples A1, A2,..., An; each of these roll couples is constituted of a couple of pinch rolls 2, 2, for clamping the material 1 from upside and downside and a couple of side rolls 3, 3. The shape of each pinch roll is gradually changed correspondingly to the final desired sectional shape, and the draft percentage of the first roll couple A1 and the second roll couple A2, and the following roll couples, are suitably specified. In case of the material 1 to be formed into the sectional shape with the expanded thickness upward and downward at both ends, the shape of the pinch rolls 2, 2, is made into small diameter at both ends, and the clearance at the middle is fitted to thickness of the material 1, and besides, the clearance between small diameter parts 4, 4, and 5, 5, on both ends is grandually enlarged from the first roll couple A1 to the final roll couple An.
Patent JP-H11252378-A (JP)
Title: Image processor
Inventor: IMAIZUMI SHOJI
IPC: H04N1/46
Filed: 1998-03-03
Abstract: PROBLEM TO BE SOLVED: To prevent the deterioration of image quality, even if attribute discrimination is erroneous one in an image processor for compressing the variable length of respective blocks, based on an attribute discriminated in a block unit by switching a compression method through an encoding means for respective areas from a discrimination result by first and second discrimination means. SOLUTION: In a GBTC compression memory part 206 can banks can be respectively accessed independently. It is decided as to which bank it is to access, based on bank signals 1-3 outputted from second CPU 209. A secondary compression part 207 reads attribute data from an attribute memory 205 and GBTC encoding data from a GBTC compression memory 206, switches an encoding method based on the attribute data and a color monochromatic signal which is set from a second CPU 209, compresses the GBTC encoding data and writes it in a secondary compression memory 208. Data encoded by the secondary compression part 207 is stored in the secondary compression memory 208, and it can be rewritten and read at random by page units.
Patent JP-2000246553-A (JP)
Title: Projected/received light detector having dust removing device, and dust removing method
Inventor: AKIBA SHINTARO
IPC: B23K37/00
Filed: 1999-02-26
Abstract: PROBLEM TO BE SOLVED: To remove dust from and keep it away from the light projecting/ receiving surface of a projected/received light detector and avoid the detection by interlocking with the ON/OFF of the electric source of a pallet changer. SOLUTION: The projected/received light detectors SU, SL detect the position shift of a work pallet mutually engaged and arranged on the upper/lower positions of a shelf frame constituting a pallet changer PC arranged in a sheet material processing line. A reciprocating dust remover which can sweep and clean the light projecting surface of a fixed projected/received light detector SL is provided. The light projecting/receiving surface is intercepted and the dust can be prevented at the electric source OFF time by interlocking with the electric source ON/OFF of the pallet changer PC and operating the reciprocating dust remover.
Patent JP-S51126293-A (JP)
Title: Process for preparing a cationic polyacrylamide flocculating agent
Inventor: NAGAI KAZUHIRO
IPC: B01D21/01
Filed: 1975-04-25
Abstract: PURPOSE: Manufacturing of a cationic polyacrylamide flocculating agent having high flocculation value and storage stability. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H09239263-A (JP)
Title: Adsorbent for treating malodor and malodor treatment method using the same
Inventor: WATANABE NORIKO
IPC: B01D53/38
Filed: 1996-03-07
Abstract: PROBLEM TO BE SOLVED: To obtain an absorbent having high adsorbing capacity and high durability in a malodor treatment method adsorbing exhaust gas containing a malodor component due to a contained volatile org. solvent by an adsorbent and treating the conc. malodor component desorbed from the adsorbent. SOLUTION: This malodor treating absorbent is based on zeolite containing one or more kinds of elements selected from rare earth elements. A malodor component containing volatile org. solvent in exhaust has as a main component is adsorbed by the malodor treating absorbent and, thereafter, the absorbent is intermittently heated and the conc. malodor component is desorbed from the absorbent to be treated. As rare each elements, Ce and La are effective. As zeolite, H-ZSM 5 having an MFI structure is effective. This absorbent shows high absorbing capacity to a volatile org. solvent in the presence of steam and can be regenerated at 250 deg.C or lower and is reduced in the lowering of absorbing capacity even of adsorption and regeneration are repeated.
Patent JP-H11251899-A (JP)
Title: Programmable gate array system
Inventor: TAKATORI TAKASHI
IPC: H04Q3/52
Filed: 1998-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a PGA system which is easily recongifured and low in cost by outputting the lower-order address of an address signal to a memory, based on a reconfiguration instruction signal giving the instruction of reconfiguration and constituting a PGA circuit based on circuit data which is read from the memory. SOLUTION: A start address storage register 4 stores a higher-order address, in accordance with a rewriting signal and outputs it to a memory 2 as the higher-order address. A reconfiguration control circuit 6 outputs a reconfiguration instruction signal in accordance with the rewriting signal. A PGA circuit 8 outputs the lower-order address of the address signal to the memory 2. The memory 2 sequentially reads the circuit data from the head of a block area which the higher-order address of the address signal shows. The PGA circuit 8 constructs the circuit in accordance with circuit data which is read form the memory 2.
Patent JP-H02228407-A (JP)
Title: Manufacture of metal powder
Inventor: MAKIISHI YUKIO
IPC: B22F9/08
Filed: 1989-03-02
Abstract: PURPOSE:To mass-produce metal powder having always stable characteristic regardless of variance of molten metal height and diameter of a nozzle for molten metal by adjusting the pressure at lower part of the nozzle for molten metal to higher than vapor pressure of liquid atomizing medium and lower than the pressure corresponding to the molten metal height. CONSTITUTION:The molten metal poured from a melting furnace 1 is caused to flow down from the nozzle 4 for molten metal, and the molten metal stream 3 is atomized with water jet 7 from a nozzle 5 for water in an atomizing chamber 11 and pulverized and cooled to obtain the metal powder. Then, by inserting a packing 12 between bottom plate 2a of a tundish 2 and the nozzle 5 for water, a reduced pressure chamber 6 is formed and the lower part of the above nozzle 4 is shut off from the air. The pressure in the reduced pressure chamber 6 is adjusted to higher than the vapor pressure of the water for the atomizing medium and lower than the pressure corresponding to the molten metal height by supplying nitrogen, etc., from a gas supplying device 8 through a pressure measuring device 9. Then, this pressure is desirable to adjust according to variance of the molten metal height and the diameter of nozzle for molten metal. By this method, even if there is variance of the molten metal height and the diameter of nozzle with the lapse of time, the large quantity of the metal powder can b always stably obtd. from the nozzle 4 having small diameter by adjusting th molten metal pouring rate per unit time.
Patent JP-S57165488-A (JP)
Title: Hydrogenation of heavy oil
Inventor: ATSUKAWA MASUMI
IPC: B01J35/04
Filed: 1981-04-06
Abstract: PURPOSE: To carry out the hydrogenation of a heavy oil containing polycyclic aromatic compounds, etc., without causing the choking of the catalyst with ash and coke, by using a catalyst having a shape to avoid the collisional contact in the catalyst layer.  
     CONSTITUTION: A heavy oil containing polycyclic aromatic compound and ash, etc., e.g. obtained by the reactive extraction of coal with an organic solvent at 400W500°C, is mixed with hydrogen in advance. The mixture is passed through a catalyst having the shape to avoid the collisional contact in the catalyst layer (e.g. honeycomb structure), and made to react to hydrogenate the heavy oil. 
     COPYRIGHT: (C)1982,JPO&Japio