baber/WOPTO huggingface dataset:
Patent JP-H02160111-A (JP)
Title: Manufacture of metallic tube having inside spiral groove
Inventor: KURODA KOICHI
IPC: B21B19/02
Filed: 1988-12-09
Abstract: PURPOSE:To manufacture a tube having an inside spiral groove high in dimensional accuracy by using a skew rolling mill having a plug provided with a spiral groove, carrying out skew hot rolling of a metallic tube stock, removing the oxide and carrying out skew cold rolling again. CONSTITUTION:Suitable skew angles to rollers 1, 2, 3 and crossed axis angles between them are set respectively and while they are rotated and driven in the same direction, heated metallic tube stocks 7 are supplied, bit into the rollers 1, 2, 3 and at the same time a plug 4 is inserted into a core hole 7a. The metallic tube stock 7 is charged by the pressure of the rollers 1, 2, 3 in the spiral groove 4a to make a metallic tube stock 8 having an inside spiral groove. After the bend of this stock is straightened by a straightening machine and the metallic oxide is removed by pickling and shot peening, a skew cold rolling finish is performed again. The inside spiral grooved metallic tube having a spiral groove high in dimensional accuracy and good in shape can be manufac tured efficiently.
Patent JP-H06218435-A (JP)
Title: Device for bending tube
Inventor: BUAREA HIYUBEA JIYATSUKU BEERE
IPC: B21D7/024
Filed: 1993-11-18
Abstract: PURPOSE: To provide a tube bending device capable of bending a tube up to a required bending angle by a relative displacement in the angular direction between a mandrel and a forming means. CONSTITUTION: A tube bending device 10 comprises a mandrel having a bending groove 24 arranged extending around a bending axis line A, a forming means, a means 76 which relatively displace the said matters, and a means to restrict the displacement at bending operation, and further comprises a plurality of abutment surfaces 104-110 having the means of restricting the displacement located on the mandrel or the forming means and angularly spaced with regard to the bending axis line and a stop member 114 which is located on the other of the mandrel or the forming means and selectively adjustable to engage any one of the abutment surfaces.
Patent JP-H05148487-A (JP)
Title: Method for forming oven frame seal of coke oven
Inventor: MATSUMOTO KAZUTOSHI
IPC: C10B25/16
Filed: 1991-11-27
Abstract: PURPOSE:To form the subject seal effective for preventing the leakage of carbonized gas and the blow-in of air by placing a heat-resistant packing layer in the depth of a filling groove left after the removal of a sealing material between an oven frame and an oven body, forming a dilatable sheet layer on the packing layer and placing a front seal on the sheet layer. CONSTITUTION:Heat-resistant rope-shaped packings 10, 11 made of ceramic fiber are filled in the depth of a seal-filling groove left after removing the front sealing material between an oven frame 6 and an oven body 4. A plural number of highly heat-resistant dilatable sheets 12 consisting of a combination of ceramic fibers with a dilatable base material are placed on the heat-resistant packing layer to form a dilatable sheet layer. Refractory mortar 8 is placed on the dilatable sheet layer to form a front seal. The leakage of gas to the outside of the oven through the oven frame seal after the charge of coal and the suction of air into the oven before the discharge of coke can be prevented by this structure to improve the working environment outside of the oven and the yield of coke.
Patent JP-H10141659-A (JP)
Title: Controller for vaporizing type oil burner
Inventor: UCHIDA TSUTOMU
IPC: F23N5/20
Filed: 1996-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a controller for a vaporizing type oil burner, capable of effecting the cleaning operation of removing tar surely without being affected by the environmental temperature of the installing place of the instrument. SOLUTION: A controller for a vaporizing type oil burner is provided with a cleaning circuit 6 for heating an evaporator 1 to a high temperature higher than a predetermined temperature permitting evaporation, the fourth put off of a power supply switch 8. The cleaning operation of the cleaning circuit 6 is stopped when an evaporator heater 2 is put off for the second time whereby the evaporator 1 can be heated to the operating temperature of cleaning at all times without any relation to an environmental temperature and, therefore, excellent combustion can be obtained by removing tar surely.
Patent JP-S63166938-A (JP)
Title: Manufacture of fiber-reinforced metal
Inventor: ARAKAWA KOHEI
IPC: C22C47/20
Filed: 1986-12-26
Abstract: PURPOSE:To easily manufacture a fiber-reinforced metal in which reinforcements are uniformly dispersed without causing deterioration of strength, by depositing metal on the surfaces of reinforcements, by charging an aggregate of the resulting composite bodies into a metal mold, etc., and by compacting the above under heating and pressure. CONSTITUTION:A composite body formed by filling metallic compounds into the spaces among reinforcements filled uniformly in a vessel and these metallic compounds are decomposed by heating, so that a composite body in which metal is deposited on the reinforcement surface is prepared. It is preferable to use whiskers of graphite, SiC, Si3N4, etc., as the above reinforcements. Further, halides of metals such as Al, Ti, Cu, and/or organometallic compounds are suitably used as the metallic compounds. Moreover, proper deposit thickness of the metal is represented by about 0.414<=(R-r)/r<=about 6.07 when (r) and R mean the radii of the reinforcement and the composite body, respectively. The aggregate of the above composite bodies is filled, e.g., into a metal mold of the prescribed shape and then pressurized and compacted under high temp., so that fiber-reinforced metal of the prescribed shape can be obtained.
Patent JP-H01154207-A (JP)
Title: Monitoring device for sequence program control system
Inventor: MUNENAGA YUKIO
IPC: G05B19/048
Filed: 1987-12-10
Abstract: PURPOSE:To avoid the wrong diagnoses by comparing an actual action pattern with the patterns stored in each step moved forward from a discordant pattern in case this discordant pattern is obtained through the monitor of a sequence program control system. CONSTITUTION:The change of an equipment 1 is detected 16 and compared 18 with a normal pattern. Then the next action is carried out in case the diagnosis result 23 is decided abnormal. When the noncoincidence of patterns is detected at a diagnosis processing part 21, a normal pattern storage part 17 gives a command to a comparison object extracting part 20 to extract a stored pattern of a step following the monitor step where the noncoincidence is produced. If the noncoincidence of patterns is still confirmed even in said advanced step, the advancing commands are successively applied up to a prescribed step for each detection of the noncoincidence. Thus the presence or absence of the pattern coincidence is checked. When the pattern coincidence is obtained with said forward check, the monitor is continued in and after the coincident step.
Patent JP-H0528373-A (JP)
Title: Fire sensor
Inventor: OKAYAMA YOSHIAKI
IPC: G08B17/00
Filed: 1991-09-20
Abstract: PURPOSE:To later know the process of the detection output by providing a fire sensor with a storage means to store successively the physical quantity detection output of a fire phenomenon detecting means and a means to output the physical quantity detection output from the storage means. CONSTITUTION:When the output level and action time of a sensor 1 later is to be known when a fire sensor is operated, a switch SW4 is turned ON. Then, the output level of the sensor 1 when the fire sensor stored there from a first RAM 9 is operated and the action time are read from a second RAM 10, displayed on a second displaying part 6 and outputted from output terminals OUT3 and OUT4. The output level of the sensor 1 at each prescribed time until the fire sensor is operated and its time are to be known, a switch SW5 is turned ON. Then, the output level is read from a third RAM 11, the time is read from a fourth RAM, displayed on a third displaying part 7 and outputted from each terminal.
Patent JP-H11143184-A (JP)
Title: Cleaning control method for corona electrifier
Inventor: FUJINO TAKESHI
IPC: G03G15/02
Filed: 1997-11-14
Abstract: PROBLEM TO BE SOLVED: To provide a corona electrifier cleaning and control method capable of preventing the deterioration of the corona electrifier (re-electrifier) by the excessive cleaning, while raising the cleaning property of the corona electrifier. SOLUTION: In an electrophotographic device provided with two or more developing devices for developing the same photoreceptor drum (photoreceptor), and a wire cleaning pad (cleaning means) 19 for cleaning corona discharge wire 18 and the corona electrifier (re-electrifier) 6 provided with the grid cleaning pad (cleaning means) 23 for cleaning the grid wire 22 between two developing devices, the cleaning frequency or the cleaning interval for the corona discharge wire 18 and the grid wire 22 by the wire cleaning pad 19 and the grid cleaning pad 23 is respectively controlled in accordance with the number of image sheets or the number of picture elements to be sensitized by the device.
Patent JP-H06161043-A (JP)
Title: Photographic film unit with lens and housing body for photographic film with lens
Inventor: ARAME KAZUHISA
IPC: G03B17/04
Filed: 1992-11-24
Abstract: PURPOSE:To realize a photographic film unit provided with a lens which is not affected by gas from a battery in an unused state. CONSTITUTION:This photographic film unit provided with the lens incorporating the battery is provided with a sealing member 15 having structure that the periphery of the battery 14 is sealed and unsealed by operation from the outside, and a releasing means 13 releasing the sealing of the member 15 by interlocking with the winding of photographic film for starting photographing.
Patent JP-H02193301-A (JP)
Title: Turntable assembly, manufacture thereof and disc player
Inventor: PIITERU HARUTOFU
IPC: B29C45/14
Filed: 1989-12-04
Abstract: PURPOSE: To simplify the manufacture of the subject assembly and to reduce its cost without impairing its accuracy by forming a turntable body integrally with a driving shaft and a supporting ring by an injection molding method or die casting method. CONSTITUTION: The turntable body of the turntable assembly to be used for a disk player is formed around the driving shaft 1 by the injection molding method or die casting method and is adhered to the supporting ring 5 at the time of forming, by which the assembly is manufactured. For example, the rubber ring 5 coated with an adhesive is placed on the supporting surface 75 of a section 71b by using a mold consisting of the two mold sections 71a, 71b and after the shaft 1 is positioned to a central axial line 79a, glass reinforced plastic (e.g.: polycarbonate reinforced with glass beads) is injected and packed into a mold cavity 73 and the ring 5 is coupled, by which the assembly is manufactured.
Patent JP-2001135350-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: SHIGA TORU
IPC: H01M10/0567
Filed: 1999-11-04
Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery which can suppress increase of inner resistance caused by a repetitive charging discharging, and has high capacity and high output characteristic. SOLUTION: In the nonaqueous electrolyte secondary battery comprising a positive electrode formed by bonding lithium transition metal composite oxide as a positive electrode active material using a bonding agent, a negative electrode, and nonaqueous electrolyte comprising lithium salt sissolved in an organic solvent, 0.1 to 2 vol.% (where the whole of nonaqueous electrolyte is 100 vol.%) of at least one of conductive high molecular weight monomers having alkyl group which can be electrochemically polymerized within an operation voltage of the battery is added to the nonaqueous electrolyte.
Patent JP-H07260151-A (JP)
Title: Combustion chamber with lining made of ceramics
Inventor: YOOHAN KASUTONAA
IPC: F23R3/42
Filed: 1994-12-16
Abstract: PURPOSE: To provide a lining with which the inner wall of a combustion chamber is covered without providing large gaps between respective ceramic members and without axially inserting the members. CONSTITUTION: In a combustion chamber having a hollow cylindrical support wall 13, particularly, in the combustion chamber 10 of a gas turbine, a lining 14 composed of individual ceramic members 17, 18 and 19 or the like is provided inside the combustion chamber. These ceramic members 17, 18, 19 or the like are formed as eccentric rectangular polyhedrons. These base surfaces are adapted to the geometric configurations of the combustion chamber 10 and each ceramic member is fixed to the inside of the support wall 13.
Patent JP-H03174077-A (JP)
Title: End part of rope for tensile test
Inventor: NISHIO TADAYUKI
IPC: D07B9/00
Filed: 1989-11-30
Abstract: PURPOSE:To obtain a test piece giving accurate test results by putting a pair of metal caps to both ends of a rope having a prescribed length directing the opening of the cap toward the end part, binding the end parts with a self- welding tape leaving a space corresponding to the effective length of the test piece, fraying the end parts and fixing with an adhesive. CONSTITUTION:A rope 1 produced by twisting a plurality of multifilament yarns 10 is subjected to a tensile test in the following manner. The rope 1 is cut to a prescribed length, two metal caps 2 are put to the end parts directing the openings 3 of the caps toward the end parts of the rope, a self-welding soft tape 6 is wound round the end parts of the rope 1 leaving a space corresponding to the effective length of the test piece to form a wound tape having diameter larger than the insertion hole 4 of the cap 2 and a self-welding hard tape 7 is wound around the rope at the part adjacent to the end parts. Both ends of the rope 1 are untwisted, the cap 2 is moved on the soft tape 6 to press the wound tape, and the untwisted and frayed filaments are uniformly dispersed in the cap 2 and fixed with an adhesive.
Patent JP-H07141734-A (JP)
Title: Device for releasing lock of front cover of cassette in vtr and the like
Inventor: OKUBO FUMIO
IPC: G11B15/665
Filed: 1993-11-19
Abstract: PURPOSE:To lightly insert and eject a casette pack in/from a cassette holder because a lock releasing lever is moved to a lock releasing position only in a fixed section where the front cover of the cassette pack starts to be opened and to surely perform lock releasing operation because the lock releasing lever is driven through a cam. CONSTITUTION:The inserted cassette pack 11 is moved to an attaching position by the cassette holder 21. The lock releasing lever 23 is integrally molded with the cassette holder 21 through a resin spring part 24 in a state where it does not interfere with the cassette pack 11 held by the cassette holder 21. The lever 23 is pressed against the spring part 24 by a cam part 30 at the specified position in a space where the cassette pack 11 held by the cassette holder 21 is moved from the inserting position to the attaching position. By such pressing, the lock part 12 of the cassette pack 11 is pressed to release the lock of the front cover 13.
Patent JP-H11197134-A (JP)
Title: Ablation catheter system
Inventor: UBBY JOHAN
IPC: A61B18/00
Filed: 1998-11-05
Abstract: PROBLEM TO BE SOLVED: To simplify a catheter system and to attain cost-down by constituting a detector, which reacts to deionized radiation provided for a sensor, so as to detect the deionized radiation incident from the surrounding and constituting a control means so as to process a sensor signal for detecting the existence of the boil of blood. SOLUTION: Simultaneously with power for removal process, power is supplied to a piezoelectric transmitter 4 as well. Thus, ultrasonic waves are sent from the transmitter 4 to the surrounding blood. A piezoelectric detector 5 is provided for sending the sensor signal, with which the level of ultrasonic radiation reflected from near a tissue to the detector 5 is detected and further the level of this ultrasonic radiation is shown, for example, through a connection part 11 to a controller 10 along with a wire 6b. The controller 1.0 is provided with a physical interface with the connection part 11 and has an analog/digital converter usable for forming a correspondent digital signal from the sensor signal and while using this digital signal, the following processing of the controller 10 is enabled.
Patent JP-H01258274-A (JP)
Title: Digital signal regenerating device
Inventor: UMEBAYASHI KAZUTO
IPC: G11B20/18
Filed: 1987-12-10
Abstract: PURPOSE:To improve the using convenience of a user and to stabilize the quality of a regenerative signal by displaying the deteriorating condition of an error rate when the error rate of a digital signal becomes under a constant value. CONSTITUTION:The regenerative signal to be obtained from a rotary head 7 is error-corrected by a decoder 12 and simultaneously, the error rate is measured by an error rate measuring circuit 19. Then, a measured result is inputted to a system control circuit 15. To the circuit 15, the minimum error rate, which can be completely error-corrected by the ability of an encoder 3 and the decoder 12, is inputted in advance and this error rate and the output of the circuit 19 are compared. Then, the deterioration of the error rate is judged. Thus, the circuit 15 executes the display of warning to a display 17 and instructs the countermeasure of cleaning, etc., before the degradation of sound quality is generated. Accordingly, the operability to the user is improved and the quality of the regenerative signal is stabilized.
Patent JP-S63164425-A (JP)
Title: Vapor phase epitaxy method and system
Inventor: HOSHINO MASATAKA
IPC: H01L21/205
Filed: 1986-12-26
Abstract: PURPOSE:To make the impurity atom concentration profile of the interface steep by lowering the impurity concentration by covering a substrate to be grown with a substrate having the gettering effect of a dopant, and raising the impurity concentration by removing the cover. CONSTITUTION:A substrate holder 10 to be operated from the right end of a growth chamber 1 is constructed so as to move leftwardly and rightwardly and rotate; it holds a substrate 11 to be grown on its end. A substrate holder 12 to be operated from the right end of the growth chamber 1 is constructed so as to move leftwardly and rightwardly and rotate independently of the holder 10; it holds a substrate 13 for gettering on its end. The substrate 11 is placed in a GaAs growth chamber 1B to grow GaAs, then the holder 10 is moved to place the substrate 11 in a GaInP growth chamber 1A, and GaInP is grown on the grown GaAs layer, forming a hetero junction. The substrate 13 covers the substrate at the initial stage of the GaInP growth when the substrate 11 moves from the growth chamber 1B to the growth chamber 1A. With this, the impurity atom concentration profile of the interface becomes steep.
Patent JP-H08170523-A (JP)
Title: Exhaust gas emission control device
Inventor: MORISHIMA SHINGO
IPC: F01N3/24
Filed: 1994-12-19
Abstract: PURPOSE: To improve adsorption admission action of an adsorption member, and prevent discharging of unpurified exhaust gas at the time of engine cold environment start. CONSTITUTION: A bending part 3 is provided on the way of an exhaust passage by which the exhaust port 2A of an internal combustion engine 2 and an exhaust gas purifying catalyst 5 are connected to each other. In an exhaust gas emission control device which is provided with an adsorption member 1 having purified component of exhaust gas on a position 3A which collides at the bending part 3 in the case where exhaust gas flow E is deviated, the adsorption member 1 has a net structure for enlarging not-yet purified component in a three dimensional structure in the inside of the adsorption member 1.
Patent JP-H08153879-A (JP)
Title: Fabrication of semiconductor device
Inventor: YAMAMOTO YOSHITAKA
IPC: H01L29/786
Filed: 1994-11-26
Abstract: PURPOSE: To prevent concentration of trap levels on the side face of an active layer by disposing a mask on a thin silicon film and etching the thin silicon film with etching gas principally consisting of halogen fluoride gas to form an insular region for forming the active layer. CONSTITUTION: A silicon oxide 102 is deposited, as an underlying film, on a glass substrate 101 and a thin film 103 of amorphous silicon is deposited thereon by a plasma CVD. The thin film 103 of amorphous silicon is then coated, on the surface thereof, with nickel acetate solution and heat treated thus crystallizing the thin film 103 of amorphous silicon. A mask 100 is then formed on the thin film 103 of amorphous silicon which is subsequently etched with etching gas principally consisting of halogen fluoride gas thus forming an insular region for forming an active layer 104. This method prevents generation of trap levels on the side face of the active layer 104.
Patent JP-H08199283-A (JP)
Title: Titanium carbonitride-base alloy
Inventor: TAKAHASHI KUNIHIRO
IPC: C22C29/04
Filed: 1994-11-25
Abstract: PURPOSE: To improve the performance of a titanium carbonitride-base alloy at the time of use as a cutting tool for high-speed cutting and high-feeding cutting by specifying a hard titanium carbonitride-base alloy, to which specific metals are added, and the grain sizes and contents of solid-solution grains, respectively. CONSTITUTION: This alloy consists of 80-95wt.% of hard phase consisting of the carbide, nitride, carbonitride of Ti and at least one metal, other than Ti, selected from the group IVa, Va, and VIa metals of the periodic table and the balance binding phase composed essentially of iron group metal with inevitable impurities. Further, when this alloy is observed by means of a scanning electron microscopic structure photograph, the grains of the hard phase in the alloy are essentially constituted of grain A whose core part has a black color enriched in Ti and grain B whose core part has a white color deficient in Ti, and the average grain size of the grains A and the average grain size of the grains B are regulated to 0.7-1.5μm and 0.1-0.7μm, respectively. Further, it is preferable to regulate the area ratio of the grains A comprising in the hard phase to 60-90%.