baber/WOPTO huggingface dataset:
Patent JP-S535326-A (JP)
Title: Exhaust gas receycling control system
Inventor: KAMIMURA SHIYOUICHI
IPC: F02D21/08
Filed: 1976-07-06
Abstract: PURPOSE: To reduce generation of NO 4  by permitting recycling of exhaust gas to a suction pipe according to suction air quantity. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S59204652-A (JP)
Title: Polyacetal resin composition
Inventor: NAKAGAWA MIKIO
IPC: C08L59/00
Filed: 1983-05-10
Abstract: PURPOSE:To provide the titled composition having remarkably improved impact resistance without lowering the heat resistance, mechanical characteristics, weather resistance, etc. and resistant to delamination, by compounding a polyacetal resin with a specific modified alpha-olefin polymer. CONSTITUTION:(A) 100pts.wt. of a polyacetal resin is compounded with (B) 1-200pts.wt. of a modified alpha-olefin resin obtained by the graft copolymerization of (i) 0.01-10pts.wt. of an unsaturated carboxylic acid or its derivative to (ii) 100pts.wt. of an alpha-olefin polymer containing alpha-olefin unit as main component. The component (B) is an alpha-olefin polymer modified with maleic acid, nadic acid, etc. The composition is preferably prepared by preliminarily mixing the component (B) with the component (A) under melting, and adding and mixing the component (A) to the mixture under melting.
Patent JP-H06263865-A (JP)
Title: Production of polycarbonate copolymer
Inventor: MIYAMOTO HIDEYUKI
IPC: C08G77/42
Filed: 1993-03-16
Abstract: PURPOSE:To produce easily and stably a polycarbonate copolymer containing siloxane units and having a high molecular weight. CONSTITUTION:This production process comprises reacting a bisphenol with a carbonic-ester-forming compound to form an oligomer terminated with a chloroformate group and based on oligomer component of a degree of polymerization of 2-4 and subjecting this oligomer and a bisphenol to an interfacial polycondensation reaction in a mixture of a water-insoluble organic solvent and an aqueous alkali solution. In the formulas, R<1> and R<2> are each halogen, alkyl, cycloalkyl or aryl; Y is a single bond, O, CO, S, SO2 or the like; R<5> to R<10> are each H, alkyl or aryl; R<11> and R<12> are each halogen, alkyl or aryl; (a) and (d) are each an integer of 0-4; X is alkylene; (n) is an integer of 1-6; (p) is a natural number; and (q) is 0 or a natural number.
Patent JP-2000278961-A (JP)
Title: Voltage type pwm inverter device
Inventor: EGUCHI KIYOSHI
IPC: H02P29/00
Filed: 1999-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a voltage type PWM inverter device which compensates the output voltage simply and accurately, without needing development, etc., of an exclusive microcomputer. SOLUTION: In a voltage type PWM inverter device which alternately turns on and off the switching elements of upper and lower arms constituting an inverter circuit, a pulse width measuring circuit 31 which receives the input of pulse signals to show the condition of each phase of output voltage and measures the pulse width of this pulse signal, and a simplified dead time correction circuit 3 which compensates the dead time error by the correction between the pulse width measured by the pulse width measuring circuit 31 and the pulse width of a reference PWM pattern, are provided. A general pulse width measuring circuit for a microcomputer is used for the pulse width measuring circuit 31.
Patent JP-H04223358-A (JP)
Title: Manufacture of integrated circuit
Inventor: AJITO SHINHA MANOOCHIYA
IPC: H01L21/60
Filed: 1991-03-20
Abstract: PURPOSE: To provide a method for manufacturing a wafer in which it is not necessary to operate the etching of a plug in a runner forming process. CONSTITUTION: A patterned dielectric layer is formed so that at least one opening can be provided. This opening is at least partially packed with first materials 31 and 33. Afterwards, second material layers 411 and 412 are formed so as to be brought into contact with those first material layers 31 and 33 and the dielectric layer. A third material layer 551 is formed on the second material layers. Then, the third material layer 551 is patterned in an etching process in which the second material layers 411 and 412 can be functioned as etch stop layers. Next, the second material layers are patterned. The second material layers are functioned as the etch stop layers between a plug and the upper layer, so that the plug can be prevented from being damaged in a runner forming process.
Patent JP-2000276389-A (JP)
Title: System and method for managing file
Inventor: ICHISE NORIYOSHI
IPC: G06F12/00
Filed: 1999-03-24
Abstract: PROBLEM TO BE SOLVED: To make it possible to execute additional processing to a file and a directory without changing information already stored in the file and the directory independently of a state that writing processing is inhibited or permitted. SOLUTION: The system is provided with a file management device 110 for managing files 160 and directories 170, an access device 120 for independently executing the reading, writing and adding processing of data from/in/to each file 160 and independently executing the reading, writing and adding processing of the file 160 or the directory 170 from/in/to each directory 170 and an access controller 130 for controlling accesses to respective processing such as the reading/writing/addition of data from/in/to the file 160 and the directory 170 by the access device 120.
Patent JP-H02260313-A (JP)
Title: Lighting device
Inventor: KIMURA TOMONORI
IPC: F21V19/00
Filed: 1989-03-30
Abstract: PURPOSE:To make the all-night light part of an equipment body act as a guide for direction and positioning of a lamp holding body and prevent an erroneous installation of the lamp holding body by forming, in the lamp holding body, an inserting hole of all-night light in a position corresponding to the all-night light part protruded on an equipment body in such a manner as to pass through the upper and lower surfaces of the lamp holding body. CONSTITUTION:In the center part of a lamp holding body 21, an inserting hole 37 for inserting a pull switch fitting projection part 7 is formed passing through the upper and lower surfaces, and on a position on one side of the inserting hole 37, an inserting hole 38 for inserting an all-night light disposing part 11 having a translucent cover 12 fitted thereto is formed passing through the upper and lower face parts. Under the state where the lamp holding body 21 is fitted to the fitting recessed part 5 of a cover 3, the pull switch fitting projection part 7 is passed through the inserting hole 38 to pull out a pulling thread 9, and the translucent cover 12 of the all-night light disposing part 11 is exposed to the inserting hold 38. When the lamp holding body 21 is installed to the reflecting face 4 of the equipment body, the all-night light part of the equipment body serves for positioning for fitting the lamp holding body.
Patent JP-H06293371-A (JP)
Title: Pallet for transportation of tire
Inventor: TAKAHASHI JUN
IPC: B65D85/00
Filed: 1993-04-07
Abstract: PURPOSE:To increase loading capacity, to improve efficiency in loading onto a bed of a truck and to reduce spaces required for transportation and storage. CONSTITUTION:Tire-transporting pallets 10 are for loading of large-sized tires 12 for trucks and buses, and the maximum width W1 therefor is set slightly narrower than the half of the effective width W2 of the bed 16 of a transporting truck 14, and the pallets can be put in two rows on the bed 16 of the transporting truck 14. Tire-transporting pallets 40 are for transportation of small-sized tires 42 for ordinary passenger cars, and the maximum width and the length are identical with those of the tire-transporting pallets 10. The tire- transporting pallets 10 and the tire-transporting pallets 40 can be stacked up one another.
Patent JP-H07268919-A (JP)
Title: Under sink type continuous system electrolytic water preparing device
Inventor: OKAZAKI TATSUO
IPC: E03C1/10
Filed: 1994-03-28
Abstract: PURPOSE:To prevent water leakage or wasteful use of water, and dispense of backward current cleaning by opening and closing a water supply pipe and drain pipe lines by switches on a faucet, and switching polarity of electrodes and the drain pipe lines to/from each other. CONSTITUTION:When a switch 18 of a faucet 12 is turned on, a motor-driven opening-closing valve 16 of a water supply pipe 9 and a motor-driven opening-closing valve 17 of a drain pipe line 11 are opened, and alkali ion water is delivered from a main water delivery port 13 through a drain pipe line 10, and acid water is discharged from a sub-water delivery port 15. When the switch 18 is turned off, the opening-closing valve 16 is closed, and water pressure is not applied, so that a fear for water leakage is eliminated. When a switch 19 is turned on in a condition of stopping operation of an electrolytic water preparing unit 2, the opening-closing valve 17 is closed, and a total quantity of supply water is delivered as clean water from the main water delivery port without wasteful use. When a warning is given by a polarity switching warning means 21, a polarity switching means 22 of the faucet 12 is inputted, and a polarity switching control device 20 and a passage switching means 23 are operated, and polarity of electrodes 3 and 4 the drain pipe lines 10 and 11 are switched to/from each other, and alkali ion water is made always obtainable from the main water delivery port 13.
Patent JP-H01253292-A (JP)
Title: Transfer system for printed board manufacturing data
Inventor: MATSUMOTO HIROSHI
IPC: H05K3/00
Filed: 1988-04-01
Abstract: PURPOSE:To enable a transfer address of each piece of data to be automatically determined so as to prevent an erroneous data transfer by a method wherein a table, which gives a transfer address of each kind of data for each kind of boards, and a means, which retrieves the table, are provided. CONSTITUTION:Data AW, SR, and MR of printed board manufacturing data are distributed to transfer address transmitting posts SPA and SPB through a transmission post forming device 10, and the data are transferred to transfer address receiving posts RPA and RPB through the SPA and the SPB. In this process, a transfer address reference table 16 of each kind of boards and and data and a transfer address automatic discriminating device 18 which retrieves the table 16 are provided. The table 16 is retrieved by the device 18 with a kind of a board that is obtained from the data DT which are transferred. The data AW, SR, and MR of the data DT are sent to the device 10 as being distributed to the post SPA and the SPB respectively using each data transfer address obtained from the above-mentioned processes. By these processes, a data transfer address error can be prevented.
Patent JP-S61239274-A (JP)
Title: Fixing device
Inventor: TAKEDA KATSUHIKO
IPC: G03G15/00
Filed: 1985-04-16
Abstract: PURPOSE:To straighten curls without applying an immoderate force to recording paper by switching a carrying path in accordance with the state of curls to carry the heated recording paper along the outside peripheral surface of one of a pair of curl straightening rolls. CONSTITUTION:A carrying path A from a pair of fixing rolls 1 to a pair of ejecting rolls 3 is formed with a pair of the first guide plates 4 provided on the side of a pair of fixing rolls 1, a pair of the second guide plates 5 provided on the side of a pair of ejecting rolls 3, and a pair of guide rolls 6 placed in the middle between pairs of guide plates 4 and 5. A sensor 10 which detects the state of curls of a recording paper P is provided just after a pair of fixing rolls 1. Positions of pairs of guide plates 4 and 5 and a pair of guide rolls 6 are changed in accordance with the state of curls of the recording paper P detected by the curl detecting sensor 10 to straighten curls of the recording paper P.
Patent JP-H07267801-A (JP)
Title: Production of dry flower and device therefor
Inventor: YAGI SHUNICHI
IPC: A01N3/00
Filed: 1994-03-29
Abstract: PURPOSE:To provide a method for producing a dry flower, capable of extremely increasing kinds of cut flowers to be objects of dry flowers, supplying inexpensive dry flowers more beautiful than conventional ones, having high strength and various merits such as contribution to advance of art of flower arrangement and to provide a device therefor. CONSTITUTION:In this production of dry flowers, slits and holes as routes for extracting water in the interior of flowers, leaves and stems, etc., are made at parts of cut flowers, the cut flowers are set in a vacuum tank, a given degree of vacuum is produced in the vacuum tank and the cut flowers are continuously provided with energy of far infrared rays controlled at a given temperature to completely dry the cut flowers.
Patent JP-S57197403-A (JP)
Title: Selecting device for laver
Inventor: KODAIRA TOSHIMI
IPC: A23L17/60
Filed: 1981-05-29
Abstract: PURPOSE:To perform accurate classification, by ternary-coding a pickup signal of transmitted light irradiated on a laver through a prescribed threshold level in accordance with the amount of transmission and processing the data. CONSTITUTION:Lavers PA carried by selecting conveyor CO2 are irradiated with a light from a lamp house LH downward, they are picked up with an ITV camera IT, and the video signal is eliminated for noise component at a preprocessing section BE in a control deciding board CONT. The signal is ternary- coded in a ternary-coding circuit TH through the comparison with two set values at a setter STA. The picture signal is compared with the set value of a mask set section MA, separated from the background and stored in a storage section ME. From the data stored in a characteristics pickup section CH, area of each part of the picture and the integrated area are calculated and compared with the set value of a setter STB with a comparator, and a deciding signal is outputted via a shift register SR for accurate classification.
Patent JP-H07297502-A (JP)
Title: Printed wiring board
Inventor: SUZUKI SHINJI
IPC: H05K1/18
Filed: 1994-04-20
Abstract: PURPOSE:To prevent formation of a solder bridge by forming a recessed part in a periphery of a soldering part of a soldering surface side of one or both of adjoining soldering parts. CONSTITUTION:A recessed part 13 is formed in a periphery at the side of a soldered surface 5 of a via hole 8 which becomes a soldering part. A diameter of the recessed part 13 is made so large as to hold the part of a land 9; however, a diameter and a depth of the recessed part 13 are determined in relation to an amount of solder bonded to a soldering part. According to such a constitution, a distance is ensured between adjoining soldering parts and solder is put within the recessed part 13 when solder dip is executed. Therefore, a solder bridge is not formed, a soldering places are connected and a defective is not produced.
Patent JP-H08278737-A (JP)
Title: Color image forming device
Inventor: NAGASE HISAYOSHI
IPC: G03G15/08
Filed: 1995-04-06
Abstract: PURPOSE: To facilitate assembling, maintenance and the change of components or the like around an image forming body by making the image forming body integrally attachable to and detachable from an electrifying device, an image exposure means and a developing device and transmitting rotation from the image forming body to respective developing devices. CONSTITUTION: The electrifying device, the image exposure means 4Y to 4K, the developing devices 5Y to 5K and a cleaner are disposed at a unit frame 30 easily attached and detached to/from a device main body. thus, the position adjustment, the assembling, the maintenance and the change or the like of the image forming body 1 and the electrifying device, the image exposure means 4Y to 4K and the developing device 5Y to 5K or the like around the body 1 are easily and surely performed. Since the rotation is transmitted from the image forming body 1 to the developing devices 5Y to 5K, the driving and controlling of the developing devices 5Y-5K is easily performed. Toner is carried by a carrying screw 2b without being accumulated and is dropped in a waste toner container on the side of a lower frame from a drop tube 2c so as to assemble the cleaner in the unit frame 30, so that it is miniaturized.
Patent JP-H01255624-A (JP)
Title: Method for drawing steel wire
Inventor: OKA KIYOSHI
IPC: B21C1/02
Filed: 1988-04-04
Abstract: PURPOSE:To produce a high-tension steel wire having excellent ductility and fatigue strength by providing plural large-diameter capstans between a die and a drawing drum to form a loop of steel wire, repeatedly bending the wire, and directly and forcedly cooling the loop with a refrigerant. CONSTITUTION:A high-carbon steel material having >=0.4% carbon equivalent is drawn by a die 1 to form a steel wire 8 which is wound on a drawing drum 2. In this case, since the steel wire 8, is heated to high temp. by the heat produced in the drawing by the die 1, an elliptical loop 9 or a crossed loop 10 is formed between the upper capstan 3 and lower capstan 4 having a diameter of 50-800 times the diameter of the steel wire 8 and arranged between the die 1 and the drawing drum 2, and the loop is forcedly cooled by a refrigerant such as water and wound on the drawing drum 2. Since the high-temp. steel wire is repeatedly bent by the plural capstans and forcedly cooled by the refrigerant, a high-tension steel wire having excellent ductility and fatigue strength is produced.
Patent JP-2000277788-A (JP)
Title: Installation structure and installation method of solar cell panel
Inventor: MIZUKAMI SEISHIRO
IPC: E04D13/16
Filed: 1999-03-25
Abstract: PROBLEM TO BE SOLVED: To obtain an installation structure of a solar cell panel in which a cathode side electrode is prevented from being corroded in the early stage by locating the cathode higher than the anode. SOLUTION: A roof panel 12 is laid while placing the cathode side bus bar 6b of a solar cell panel 11 on the edge a building and placing the anode bus bar 6a on the eaves side. More specifically, the cathode side bus bar 6b is located higher than the anode bus bar 6a. Even if rain water intrudes into the resin sealed solar cell panel 11, the rain water flows downward (anode side) and the cathode side bus bar 6b can be prevented from being exposed to rain water over a long time. Consequently, the cathode side bus bar 6b can be prevented from being corroded in the early stage.
Patent JP-S62238155-A (JP)
Title: Brake system of automobile
Inventor: ONO SHIGEAKI
IPC: B60T1/14
Filed: 1986-04-07
Abstract: PURPOSE:To improve a braking characteristic by dischargeably loading an antislipping material on an automobile and discharging said antislipping material in between a road surface and a tire at the time of decelerating or slipping. CONSTITUTION:An antislipping material housing box 7 is loaded on an automobile body 1 and an antislipping material 8 is housed in it. A valve 9 is provided on the bottom part of the housing box 7 and opened by means of a braking improving signal 10. Normally, this braking improving signal 10 is kept in a forbidden condition and can be generated being interlocked with a brake pedal at the time of traveling on a snow surface and the like. Accordingly, at the time of decelerating or slipping, the valve 9 is opened due to the generation of the braking improving signal 10 and the antislipping material 8 in the housing box 7 is discharged from a discharge port 11 onto a road surface 6. Thus, by discharging the antislipping material 8 in between the road surface 6 and a tire 3, slippage can be prevented by its frictional force improving braking force.
Patent JP-S5416779-A (JP)
Title: Centrifugal separator and method of manufacture
Inventor: NISHINAGA YOSHIAKI
IPC: B65G33/26
Filed: 1977-07-08
Abstract: PURPOSE:To manufacture screw of centrifugal separator easily, by deviding screw blade into a plurality of segments which are secured with wear resistant material and are welded with screw hub.
Patent JP-H0912370-A (JP)
Title: Aluminum nitride sintered body and its production
Inventor: FUKUSHIMA HIDEKO
IPC: C04B35/581
Filed: 1992-03-03
Abstract: PURPOSE: To obtain an aluminum nitride sintered body having excellent thermal conductivity and uniform characteristics by mixing aluminum nitride with carbon, rare earth or alkaline earth compd., compacting, and firing in a specified shape. CONSTITUTION: Aluminum nitride is mixed with carbon and/or a carbon-contg. material and a rare earth and/or alkaline earth compd. and the mixture powder is compacted into a body having an such a geometric shape as the outer shape that includes a sphere of 5mm diameter at least as a part of the shape. The compacted body is sintered in a first step at a temp. lower than the temp. to produce a liquid phase, and further sintered in a second step at a temp. over the temp. to produce a liquid phase. It is preferable that sintering is performed at 1,200-1,900 deg.C with 0.5-10.0 deg.C/min temp. raising rare in the first sintering step. The second sintering is performed at 1,800-2,100 deg.C, which is higher than the temp. in the first step, for 0.5 hour or more, preferably 2 or more hours.
Patent JP-H05130491-A (JP)
Title: Image pickup device
Inventor: SUGAWARA OSAMU
IPC: H04N5/376
Filed: 1992-04-03
Abstract: PURPOSE:To set an object desired to be observed to an optimum luminous quantity and to match the white balance even when a television camera is installed in any way by selecting an optional block of image pickup pattern subject to multi-division to a photometric area. CONSTITUTION:A solid-state image pickup element (CCD) 3 having an automatic luminous quantity adjustment function is employed and a display circuit 6 is used to display an image pickup pattern 21 in multi-division. A measurement area selection switch 10 is used to select an optional block from multi-division blocks 21-1-21-25 in response to an object to select optionally a photometric area.
Patent JP-S59208457-A (JP)
Title: Method and apparatus for transmitting and receiving ultrasonic wave
Inventor: OGURA SATOSHI
IPC: G01N29/48
Filed: 1983-05-12
Abstract: PURPOSE:To ensure the determination of the position of a reflecting body with a good SN ratio without the effect of ultrasonic wave echoes caused by grating lobes, by detecting the presence or absence of the ultrasonic wave echoes at a time point, where the echo will be obtained from a focal point, and the time points before and after said time point. CONSTITUTION:A time gate circuit 36 receives a time gate starting signal and a time gate width signal from an ultrasonic wave beam control device 32. In the circuit 36, a necessary part is extracted from a received ultrasonic wave signal based on a time gate. The extracted ultrasonic wave signal part is coded into a signal comprising ''0'' and ''1'' by a waveform shaping device in the circuit 36. Then specified logic operation is performed. The result of the operation is sent to a signal processing device 37. The signal processing device 37 obtains the position of a reflecting body by using ultrasonic wave beam control signals such as an incident angle of an ultrasonic wave beam, the position of a focal point, and the like in a body to be checked from the ultrasonic wave beam control device 32, the received ultrasonic wave signal from a delay circuit 34, and the reflected-wave judging signal at the main lobe of the ultrasonic wave beam from the time gate circuit 36. The data such as the position of the reflecting body, an ultrasonic wave beam scanning signal, and the like are sent to a display device 38.