baber/WOPTO huggingface dataset:
Patent JP-H09129991-A (JP)
Title: Manufacture of electronic part, and divider of printed-circuit board
Inventor: HANADA TOSHIO
IPC: H05K1/02
Filed: 1995-10-27
Abstract: PROBLEM TO BE SOLVED: To provide a method of breaking a base material for electronic devices into unit sections along perforations without causing burrs or the like. SOLUTION: A base material 1 has perforations 13 including slits 14 and bridges 2 to define a plurality of unit sections 10 for individual electronic devices. The base board 1, on which electronic elements are mounted on unit sections, placed on a flat seat 41, and wedgelike cutters 42 are pressed down against the seat to shear bridges 2 of perforations 13.
Patent JP-H06107420-A (JP)
Title: Production of optical element
Inventor: YONEDA YASUHIRO
IPC: C03B19/00
Filed: 1992-09-25
Abstract: PURPOSE:To continuously and inexpensively obtain a spherical optical element having a mirror-finished surface in a short working time with a simple-structure device. CONSTITUTION:An optical glass material 1 is supplied into a molten metal 3 kept above the transition temperature of the material 1, melted and rounded by its surface tension. Meanwhile, the temp. of the molten metal 3 is decreased to be <=the transition temperature, hence the rounded glass material is solidified, and a spherical glass optical element 1f is obtained.
Patent JP-2001103762-A (JP)
Title: Power factor improving circuit
Inventor: YAMASHITA SHIGEJI
IPC: H02M7/12
Filed: 1999-10-01
Abstract: PROBLEM TO BE SOLVED: To provide a power factor improving circuit for a switching power supply unit capable of increasing the response speed of an error amplifier, and improving the power factor thereof. SOLUTION: This power factor improving circuit for switching power supply unit including a rectifying circuit REC for rectifying AC voltage, a switching transistor Q1, a filtering output capacitor C3 for applying rectified and filtered voltage to a load RL, an error amplifier including an operational amplifier OA1, and a control circuit such as a pulse width control circuit PWM for controlling the ON period of the switching transistor Q1, is provided with a resistor R0 for detecting current running through the filtering output capacitor C3 and the load RL, and a current feedback circuit FBK for feeding back the AC component of the detected value by the resistor R0, that is, a signal for compensating the low level of ripple voltage to the error amplifier.
Patent JP-H02130245-A (JP)
Title: Increased fuel quantity controller for internal combustion engine
Inventor: IGARASHI KOHEI
IPC: F02D41/04
Filed: 1988-11-07
Abstract: PURPOSE:To improve the exhaust purifying performance by reduction-correcting the increased quantity value which is increased according to the load in the transition to the exhaust overheat state in the operation state, accompanied with the increase of the catalyst deterioration degree which is detected by a catalyst deterioration degree detecting means. CONSTITUTION:A control means M4 determines the fundamental fuel quantity according to the operation state of an internal combustion engine M1 which is detected by a detecting means M3, and in the transition to the exhaust overheat state in the operation state, an instruction for increasing the fundamental fuel quantity by the quantity corresponding to the detected load is transmitted, and the supplied fuel is adjusted by a fuel adjusting means M5. The increased quantity which is determined by the control means M4 is reduction-corrected by a quantity reducing means M7 according to the increase of the catalyst deterioration degree of a three component catalyst M2 which possesses the oxygen storage effect. Therefore, the OTP (over temperature protection) increased quantity control corresponding to the increase of the catalyst deterioration degree can be carried out, and the fuel consumption can be economized, and the high exhaust purifying performance can be maintained.
Patent JP-H06112310-A (JP)
Title: Dicing method by which reverse-side chipping is prevented and its blade
Inventor: KAJIYAMA KEIICHI
IPC: H01L21/301
Filed: 1992-09-28
Abstract: PURPOSE:To prevent generation of a crack in a cut groove bottom part and chipping at a reverse side previously by dicing a semiconductor wafer using a rotary blade where both side edge parts of an outer periphery form an obtuse angle over the entire periphery. CONSTITUTION:The section of a tip part 1a of a rotary blade 1 is nearly round rather than angular. When a semiconductor wafer 2 is subjected to dicing by the rotary blade 1, the edge of a cut groove 2a is rounded, thus preventing cracks from being generated. A tape 3 made of synthetic resin which is applied to the semiconductor wafer 2 prevents chipping from being generated at a reverse side after dicing and finishes both edges of the cut groove 2a properly.
Patent JP-H05121239-A (JP)
Title: Inductance part and its manufacture
Inventor: IBATA AKIHIKO
IPC: H01F41/00
Filed: 1991-10-28
Abstract: PURPOSE:To miniaturize and thin it by having a coil, where insulating layers and conductor parts are stacked alternately, on a ceramic substrate, and having a magnetic body, which is in contact with the ceramic substrate or spaced apart from it by a necessary distance. CONSTITUTION:This inductance part has a coil, where insulating layers 4 and conductor parts 5 are stacked alternately, on a ceramic substrate 1, and further, has a magnetic substance 2, which is in contact with the ceramic substrate 1 or required space apart from it, or a pair of magnetic substances 2 which are in contact with the ceramic substrate 1 through through holes or required space apart. And, as the ceramic substrate 1, a ceramic substrate of alumina, mullite, beryllia, steatite, or the like is used. Moreover, as the magnetic substance 2, ferrite magnetic substance, permalloy, Sendust, or the like is used. Hereby, a great part of the magnetic circuit is constituted of the magnetic substance excellent in soft magnetic property, it becomes possible to made it into a thin or small inductance part.
Patent JP-H03108750-A (JP)
Title: Semiconductor memory integrated circuit
Inventor: KONDOU ICHIYOSHI
IPC: H01L21/822
Filed: 1989-10-27
Abstract: PURPOSE:To enable reduction in the output wiring region of a Y decoder and in effectualization of layout design of a semiconductor memory integrated circuit by disposing a Y decoder circuit at a position adjacent to at least one of a Y selector circuit and a sense amplifier circuit. CONSTITUTION:The title integrated circuit comprises non-volatile semiconductor memory devices capable of varying memory contents electrically, a semiconductor memory device array 105 that is a array of these semiconductor memory devices, a Y decoder circuit 102 which selects a column direction of the array 105 and a Y selector circuit 104 which switches the column direction line of the above-mentioned semiconductor memory device and the sense amplifier circuit 103. The Y selector circuit 104 is disposed adjacent to the array 105, and the sense amplifier circuit 103 opposite the array 105 with the circuit 104 in between. The Y decoder 102 is disposed adjacent to at least one of the Y selector circuit 104 and the sense amplifier circuit 103.
Patent JP-H01127240-A (JP)
Title: Machine work method
Inventor: OKAMOTO MASAKATSU
IPC: B23Q3/08
Filed: 1987-11-06
Abstract: PURPOSE:To obtain the reduction of machining period and the effect of cost down by positioning a workpiece totally or partly in a vessel, filling the workpiece and the vessel with a solidifying substance therebetween, solidifying the substance, performing machining of the workpiece with the solidifying substance and separating it after the machining. CONSTITUTION:Using a simplified vessel 20 so as to cost a workpiece totally or partly with a solidifying substance 22 and temporarily forming a desired shape easily fixing a desired attitude, the workpiece is fixed to a machine tool performing machining by utilizing rigidity or security of the solidifying substance after it is solidified. As the result, eliminating the necessity for using a conventional complicated jig, a preparatory period of production can be substantially reduced. While the solidifying substance 22 is relatively cheaper and more economical than using the expensive jig in the past, and displaying an effect of cost down especially in multi-kind small-quantity production, the reduction of machining period and the effect of cost down can be obtained.
Patent JP-H03144277-A (JP)
Title: Heat insulating panel
Inventor: KURIHARA YUTAKA
IPC: F25D23/06
Filed: 1989-10-27
Abstract: PURPOSE:To simplify the work of connection by a method wherein a connecting device, connecting heat insulating panels to each other, is engaged with and fixed to a frame body while an inserting hole, receiving a tool for pivoting a hook constituting one part of the connecting device, is formed on the frame body. CONSTITUTION:An engaging hole 21 for engaging a connecting device 10 is formed on a frame body 4 from the surface of the side of a space toward a projecting part or a recessed part while an inserting hole 22 is formed on the frame body 4 so that the hole is communicated with the engaging hole 21 in the relation of communicating orthogonally to the engaging hole 21 from the surface abutting against the inner surface of an inner plate 2. The inserting hole 22 is formed for receiving a tool 23, such as a hexagonal wrench and the like employed for operating the pivoting of a hook F. Accordingly, a frame body 4 for retaining a space between both of inner and outer plates 2, 3 acts as the fixing device of the connecting device 10 and, additionally, the frame body 4 acts so as to preclude the invasion of the heat insulating material into the circumference of the connecting device 10. According to this method, a fixing means, such as a screw or the like for fixing the connecting device 10 to the frame body 4 becomes unnecessary, boring work after finishing foaming work may be eliminated and the simlification of the work can be contrived.
Patent JP-H11121911-A (JP)
Title: Device and method for bonding connector
Inventor: TAKADA HIDEHIKO
IPC: G09F9/00
Filed: 1997-10-15
Abstract: PROBLEM TO BE SOLVED: To provide a device and method for bonding a connector, by which the warpage of connector can be corrected and pannels be bonded with satisfactory positional accuracy. SOLUTION: A warped connector 22 is placed on a supporting table 70, a retaining member 84 made of magnetic body attracted magnetically to a second electromagnet 83 is dropped and is attracted magnetically to first electromagnets 80 on both side parts of the supporting table 70. Thus the connector 22 is sandwiched vertically between the supporting table 70 and the retaining member 84, so that its warpage is corrected. Then, a camera 60 recognizes the positional relation between the connector and panel, and its positional shift is corrected. Then a bonding tool is pressed down to the connector 22 for bonding it to the pannel.
Patent JP-H05120586-A (JP)
Title: Coupling method between automatic monitor and control equipments
Inventor: KOTSUNA YASUNORI
IPC: G08B25/00
Filed: 1991-10-29
Abstract: PURPOSE:To easily couple the automatic monitor and control equipments without requiring any special interface device by inputting some of control output terminals of a monitor and control board to some of monitor input terminals of another monitor control board and providing a linking table which performs specific control corresponding to the monitor state of the monitor input terminals. CONSTITUTION:The monitor input terminals Bk1 and Bk2 of the 1st monitor and control board, a repeater Bn+1 equipped with a monitor input common terminal Bkc, and a repeater Bn+2 which monitors and controls an air conditioning dumper F1 are added to a multiplex transmission signal line L and connected. Then software which instructs momentary type no-voltage (a) contact output to the control terminal Ba1 or Ba2 of the repeater Bn+2 when the monitor input terminal Bk1 or Bk2 and the monitor input common terminal Bkc are short- circuited on the repeater Bn+1 and the monitor input terminal Bk1 or Bk2 enters a monitor ON state is added to the linking table of an automatic fire receiver A.
Patent JP-S62141710-A (JP)
Title: Variable inductor
Inventor: TSUBAKI HIDETOSHI
IPC: H01F21/08
Filed: 1985-12-17
Abstract: PURPOSE:To enable the thinning of a variable inductor with a very simple construction by providing a pair of cores on both sides of a disk which has a plurality of fan regions of different permeabilities. CONSTITUTION:A core 11 of E, E type, U, U type or U, I type with a coil 10 wound around the leg is so molded with a resin 12 that the magnetic pole surfaces of the core 11 are placed face to face on both sides of a gap, a freely rotatable disk 14 having a shaft 13 is provided in the gap, the disk 14 is divided into a plurality of fan regions 151-15n and each region 151-15n is formed of a different permeability magnetic materials. By rotating the shaft 13 and changing the permeability of the part facing the magnetic pole of the disk 14 and by changing the magnetic reluctance of the magnetic circuit of the core 11, the inductance of the coil 10 can be changed.
Patent JP-H08147862-A (JP)
Title: Disk reproducing device
Inventor: OGAWA HIDEAKI
IPC: G11B27/10
Filed: 1994-11-16
Abstract: PURPOSE: To prevent confusion of a user by using a track offset NO information display means and displaying so that video, audio information successively recorded from a track 2 is reproduced from the track 1 just like in a reproducing device reproducing a Video CD disk. CONSTITUTION: This device is provided with a reproduction instruction means 1, the track offset NO information display means 2, a signal read control means 3, the disk 4, a signal read means 5, a main/sub signal separation means 6, a sub-signal analysis means 7 and video, audio decoding means 8, 9. Then, by making the information look like coming from the track 1 by displaying the information of the track-1 with the track offset No information display means 2, the confusion to the user is prevented, and reliability is improved.
Patent JP-H11118769-A (JP)
Title: Device for evaluating depth of hardened layer
Inventor: TAKESUTE YOSHINORI
IPC: G01B17/00
Filed: 1997-10-15
Abstract: PROBLEM TO BE SOLVED: To obtain a simple and easy-to-operate device for evaluating depth of hardened layer which is constant in scanning range of ultra sonic probe, and applicable in narrow site without large parts. SOLUTION: A device has a direct-contact-type ultrasonic probe 1 and a scanning range limited frame 3 and scans a body 2 to be inspected within the frame 3 by the ultrasonic probe 1. An ultrasonic reflection wave signal according to a received material organization is detected by a signal detection part 5 and the number is integrated by a counting part 6. The integral value of the counting part 6 is compared with a reference value by a judging part 7 and an alarm is generated by an alarm part 8 depending on the comparison result. The number of pluses for driving the ultrasonic probe and synchronization are optimally controlled by a drive pulse control part 9.
Patent JP-H02129059-A (JP)
Title: Production of oxide superconductor
Inventor: KAMIYA TAKESHI
IPC: H01B12/02
Filed: 1988-11-08
Abstract: PURPOSE:To improve the superconductive properties in an oxide superconductor in which the superconductive phases of different critical temperature are mixed, by calcining the raw materials together with flux to make the superconductive phase of the highest critical temperature solid and the other phases liquid and removing the liquid phase. CONSTITUTION:In the production of Bi-Sr-Ca-Cu-O superconductor, for example, Bi2O3, SrCO3, CaCO3 CuO and a flux (PbO) are mixed, calcined and formed. The resultant pellets 2 are introduced into the calcination tube 4, fixed in the core tube 12 and heated to make the Bi2Sr2Ca2Cu3Ox phase of the highest critical temperature solid, and other phases such as Bi2Sr2Ca2Cu2O2 phase liquid. Then, air is blown from the open end 4a into the calcination tube 4 to remove off only the liquid phase from the pellets 2 and allow the liquid to deposit on glass wool packed in the stopper 6 thereby only the solid phase is recovered. The liquid phase can also be chemically removed.
Patent JP-H0646166-A (JP)
Title: Automatic recalling terminal
Inventor: TACHIKAWA MOTOYA
IPC: H04M1/57
Filed: 1991-10-02
Abstract: PURPOSE:To enable an automatic recalling even without participating in a switchboard in an ISDN. CONSTITUTION:In a terminal 4 connected to an ISDN interface, when a calling control part 1 receives incoming call information in a speech state, a calling number preserving function 2 preserves the address of a calling terminal in the incoming call information. And also, when the state of the terminal 4 is changed from the speech state to a free state, the calling control part 1 communicates it to a calling function 3, and the calling function 3 instructs a calling to the calling control part 1 by using the address preserved in the calling number preserving function 2. Thus, the recalling is enabled.
Patent JP-2000111369-A (JP)
Title: Flow rate-measuring device
Inventor: EGUCHI OSAMU
IPC: G01F1/00
Filed: 1998-10-05
Abstract: PROBLEM TO BE SOLVED: To secure the accuracy of flow-rate measurement even if the flow rate fluctuates. SOLUTION: Even if timing for measuring the amount of offset cancellation for measuring flow rate at the time when the flow rate of a channel 8 is equal to zero in the case where measurement value of a flow rate calculation means 4 fluctuates arrives, the amount of offset cannot be measured, thus measuring the amount of offset when the flow rate fluctuates and preventing a wrong amount of offset from being used for correcting the succeeding measurement of flow rate and hence securing the accuracy of the measurement of flow rate.
Patent JP-H06115946-A (JP)
Title: Method for forming thin film of manganese nickel-based oxide
Inventor: SOE TAKESHI
IPC: C04B41/87
Filed: 1992-09-28
Abstract: PURPOSE:To inexpensively form a dense thin film of manganese nickel-based oxide having uniformity in a wide range by a simple operation. CONSTITUTION:At least one compound of a cobalt compound such as cobalt nitrate, a copper compound such as copper nitrate, an aluminum compound such as aluminum nitrate and an iron compound such as iron nitrate besides two components of a manganese compound such as manganese nitrate and a nickel compound such as nickel nitrate are dissolved in a polyhydric alcohol to prepare an alcohol solution. The solution is mixed with a carboxylic acid to give a mixed solution, which is preferably blended with an alcohol to prepare a coating solution. The coating component is applied to the surface of a substrate having heat resistance to form a coating film. The substrate having formed the coating film is dried and heat-treated to form a precursor of complex oxide containing manganese, nickel and at least one among cobalt, copper, aluminum and iron. The precursor is burnt to give the objective thin film of manganese nickel-based oxide.
Patent JP-H08120846-A (JP)
Title: Method for fixing roofing plate
Inventor: MASUKO KENICHI
IPC: E04D3/366
Filed: 1994-10-24
Abstract: PURPOSE: To provide an excellent method with which roofing plates can be laid efficiently and easily by using short clips without allowing fixing bolts or the like to be exposed to the outside and without employing seaming. CONSTITUTION: A bent engaging piece 2ba of a clip 2, for which the bent engaging piece 2ba bent beforehand diagonally downward and a bendable piece 2bb extending upward are provided to the upper end of the upright part 2a rising uprightly from its fixing part 2c, is engaged to one side of a holding part 1b formed, projecting upward, to both sides of a roofing plate main body 1a of a roofing plate 1 fixed beforehand, and the fixing part 2c of the clip 2 is fixed to a roofing plate fixing member 5. Then, a holding part 1b of the roofing plate 1 to be fixed is brought into contact with the upright part 2c of the clip 2, and the bendable piece 2bb of the clip 2 is bent diagonally downward toward the holding part 1b of the roofing plate 1.  Then a cap 3, with holding parts 3b formed to the inside on both ends of a springing part 3a approximately in upside-down U shape thereof, is externally fitted to the engaging part 2b of the clip 2, with its opening 3c on the part 3a approximately in upside-down U shape pressed downward onto the clip.
Patent JP-H09101014-A (JP)
Title: Method and device for treating incineration ash
Inventor: TOYOTOMI HIDENOBU
IPC: F23G5/02
Filed: 1995-10-03
Abstract: PROBLEM TO BE SOLVED: To enable the treatment of incineration ash with small energy source and scale by a method wherein the mixture of ash of incineration, produced by mixing, compressing and solidifying the mixture of incineration ash, aluminum powder and metal oxides, is burnt in a sealed condition to melt and slag. SOLUTION: Incineration ash mixture, produced by mixing, compressing and solidifying incineration ash, aluminum powder and metallic oxide, is burnt in sealed condition to melt to make it slag. An incineration ash treating device is constituted of a thermite and incineration ash mixing unit 1, an incineration ash mixture compressing and solidifying unit 2, a solidified incineration ash mixture send-out unit 3 and an incineration ash solidified matter burning, melting and slagging unit 4. The thermite and incineration ash mixing unit 1 is constituted of a mixing and agitating unit 5 and an incineration ash mixture sending feeder 6. The mixing and agitating unit 5 is provided with a mixing vessel 7 for charging thermite, incineration ash and binder, and agitating vanes 8 to agitate and mix the mixture uniformly and obtain an incineration ash mixture.
Patent JP-H01124452-A (JP)
Title: Knee joint in skeleton artificial leg
Inventor: TAKEUCHI TAKAHITO
IPC: A61F2/64
Filed: 1987-11-09
Abstract: PURPOSE:To make cross-legged shaking possible, by mounting a link bridge, bending supporting and returning means having a usual thrust-up elastic mechanism arranged to the lower part thereof and a cross-legged shaking means for automatically disengaging a regulating upper side mount pedestal by the link bridge when the link bridge revolves by a predetermined angle or more to make the mount pedestal freely rotatable. CONSTITUTION:When a joint upper part reaches a position bent by about 90 deg., the protruding cam part 13 provided to the rear shoulder part of a link bridge 7 penetrates in the guide grove 1c provided to the joint upper part 1 at the position of the connection groove part 1b thereof and the engaging pin 15 acting as the click mechanism 16 of the mount pedestal 2 in the joint upper part 1 protruding in the guide groove 1c is pushed back against a spring 14 and, therefore, the fixing of the mount pedestal 2 engaged with the engaging groove 1d of the joint upper part 1 is released. That is, when a knee joint is revolved by 90 deg. or more, the mount pedestal 2 comes free automatically and, therefore, if the legs are laterally shaken when the legs are desired to be shaken laterally by sitting cross-legged or crossing the legs, the mount pedestal 2 slides to the surface of the engaging groove 1d to rotate because the engaging pin 15 is retracted from a hole 42.
Patent JP-2000114230-A (JP)
Title: Device and method for drying substrate
Inventor: UMEMOTO TAKEMI
IPC: H01L21/304
Filed: 1998-10-05
Abstract: PROBLEM TO BE SOLVED: To shorten the time required for drying a substrate to be treated by a method, wherein an air within a chamber is forcedly evacuated via an evacuation port. SOLUTION: A semiconductor wafer W held by a substrate holding part 15 is rotated by a rotor 14, and also the air within a chamber 11 is forcedly evacuated for only a prescribed time by a blower 24 via an evacuation port 21. Thereafter, in a state in which an opening part 12 is closed by a cover 13, the interior of the chamber 11 is reduced in pressure by a chamber vacuum pump 26 for only a prescribed time.