baber/WOPTO huggingface dataset:
Patent JP-2000244297-A (JP)
Title: Current driving circuit
Inventor: SHIRAI EIJI
IPC: G09G3/22
Filed: 1999-02-24
Abstract: PROBLEM TO BE SOLVED: To shorten a time for a current flowing through a load to be changed from ON to OFF and also to save power consumption when the current is OFF in the load. SOLUTION: A current driving circuit is the one where the load is connected to the output of a mirror circuit in the output stage of a constant current circuit and is provided with a switching element 5 for turning on/off the input of the current to the mirror circuit of the output stage and a switching element 12 for turning on/off the input of the current to the load 4 from the output stage mirror circuit. When both the switching elements 5 and 12 are in an OFF state, the current is made to flow through the load 4. When the element 5 is in the OFF state and the element 12 is in the On state, an electric charge stored in the load 4 is discharged.
Patent JP-H05246735-A (JP)
Title: Optical glass
Inventor: MARUYAMA SHIZUO
IPC: C03C3/112
Filed: 1992-03-04
Abstract: PURPOSE:To improve mold-releasing property by producing an optical glass essentially consisting of SiO2, B2O3 and BaO and having a compsn. contained with alkali metal oxides and fluorine component and specified refractive index, Abbe's number and yielding point. CONSTITUTION:The saw material of glass is prepared to have a specified compsn. of oxides, carbonates, fluorides, etc., and the raw material is melted by heating and then slow-cooled to obtain a glass block. This glass has a compsn. of 30-60wt.% SiO2, 5-20wt.% B2O3, 2-10wt.% Li2O, 0-10wt.% Na2O, 0-10wt.% K2O, 0-10wt.% Cs2O, 2-20wt.% total LiO2+Na2O+K2O+Cs2O, 0-5wt.% MgO, 0-30wt.% CaO, 0-30wt.% SrO, 12-40wt.% BaO, 15-50wt.% total CaO+SrO +BaO, 0-10wt.% ZnO, 0-10wt.% Al2O3, 0-2wt.% Sb2O3, and 0.5-5wt.% F in fluorides. This glass block has 1.55-1.65 refractive index (nd), >=50 Abbe's number (gammad) and <=550 deg.C yielding point, and is cut into an optical glass for precision press forming.
Patent JP-H02224695-A (JP)
Title: Semi-rotary hook
Inventor: SHIMIZU HIROMITSU
IPC: D05B57/14
Filed: 1989-02-27
Abstract: PURPOSE:To execute a smooth thread fed and to form a seam of a good quality by forming a needle thread guide projection so that the inside diameter of a tip part of the projection is smaller than the inside diameter of a bobbin case containing space, and also, lengthening the length in the peripheral direction of the needle thread guide surface. CONSTITUTION:In a peripheral edge part 24 of an inner hook 20, a sword tip 25 is formed, and in the inner side, a needle thread guide projection 26 is formed, and a recessed part 27 is formed. The inside diameter R1 of a tip part 30 of the projection 26 is formed smaller than the inside diameter R2 of a bobbin case containing space 29 so that it can be shifted easily to the outside peripheral surface 47 of a bobbin case 37. In such a way, a thread feed of a needle thread caught by the sword tip 25 is executed smoothly and surely.
Patent JP-H07264069-A (JP)
Title: Analog/digital conversion unit and signal processing system using the unit
Inventor: TAGUCHI MASAKAZU
IPC: G06F3/05
Filed: 1994-03-17
Abstract: PURPOSE:To provide an inexpensive analog/digital conversion unit capable of a high-speed sampling processing and to provide a signal processing system capable of a high-speed signal processing by using the analog/digital conversion unit. CONSTITUTION:This unit is provided with plural analog/digital conversion elements 8-1, 8-2, 8-3 and 8-4 for performing the sampling processing of input signals at different timings and a selector 18 for selecting and outputting respective digital values sampled in the plural analog/digital conversion elements 8-1, 8-2, 8-3 and 8-4 corresponding to a prescribed order. Also, a processing unit 14 performs an output rate processing from the selector 18 to the respective digital values outputted from the selector 18.
Patent JP-H05217045-A (JP)
Title: Device for converting coin carrying direction
Inventor: SUZUKI TAKANORI
IPC: A63F9/00
Filed: 1992-02-03
Abstract: PURPOSE:To provide a device for converting the carrying direction of a coin by simple structure in the case of carrying the coin by a carrier belt. CONSTITUTION:The converting device consists of a fan-type coin receiving plate 18 connecting its both ends to any of coin carrying belt ends 10 and having width narrower than the diameter of a coin 24, a direction converting plate 20 erected along the outer circular arc of the plate 18 and a coin carrying disc 22 having an outer periphery with a radius of curvature smaller than the inner circular arc of the plate 18, rotating while coming into contact with the end pulley 14 of any of the belts 10 and carrying the coin on the plate 18 by allowing its outer periphery to come into contact with the coin on the plate 18. Thus, the carrying direction of the coin 24 can be converted by the extremely simple structure synchronously with the coin carrying belts 10 connected to the front and rear of the plate 18.
Patent JP-H05218124-A (JP)
Title: Bonder and automatic bonding apparatus equipped with same
Inventor: NOMURA HISASHI
IPC: H01L21/60
Filed: 1992-02-05
Abstract: PURPOSE:To expedite decision of by which of bonders a lead frame is bonded when a plurality of bonders are aligned to be used at a line. CONSTITUTION:A lead frame L/F which is bonded is contained in unloaders 1-3 provided at bonders C1-C3 themselves which bonded it. Even if a plurality of the bonders are assembled at a line, by which of the bonders the frame is bonded can be rapidly decided. When the unloaders 1-3 of the bonders C1-C3 are arranged near a position for receiving the frame and the plurality of bonders are aligned to be used at the line, the longitudinal order of them can be replaced without any disturbance.
Patent JP-H06261396-A (JP)
Title: Sound field signal reproducing device
Inventor: NUMAZU HIROKO
IPC: H04S1/00
Filed: 1993-03-09
Abstract: PURPOSE:To generate a sound field signal to reproduce plural types of sound fields producing the sense of spread and the sense of presence without a sense of displeased opposite phase. CONSTITUTION:The difference signal of an inputted stereo signal is generated by a multiplier 3-1 and an adder 4-1. The difference signal is branched into two, and then the convoluting processing of reflection sounds is performed by two convoluting processing means 13-1 and 13-2. The addition of the processing result and the inputted stereo signal is performed by adders 4-2 and 4-3, and then the addition result is outputted. By convoluting the reflection sound on the stereo difference component, the natural spread sense of sound expanse and the sense of presence without the sense of opposite phase can be reproduced. By providing two convoluting processing means, the sound field with convoluted reflection sounds different can be reproduced in the signal outputted from two output terminals 10 and 11. In short, the addition of the reflection sound can be performed by stereo.
Patent JP-H11244551-A (JP)
Title: Scissors
Inventor: HOSHINO MASAJI
IPC: B26B13/28
Filed: 1998-02-27
Abstract: PROBLEM TO BE SOLVED: To keep the optimum fitting condition of a pair of cutting edges for a long period. SOLUTION: In the scissors where a sliding ring 6 is mounted in a recessed void 5 formed on one 1 of cutting edges for fitting a pivotal screw 3 therein, the sliding ring 6 is made of an elastic material such as a rubber material and a synthetic resin material, and an upper face side 6a of the sliding ring 6 comprises an almost cone-shaped inclined-face 61 almost fittable to a head lower face 31a of the pivotal screw 3. A dot or ring-shaped projection is preferably formed on a lower face side of the sliding ring 6. Whereby the excess elastic deformation of the sliding ring 6 can be prevented, and the sliding ring 6 can execise the proper elastic force for a long period.
Patent JP-H09242348-A (JP)
Title: Demolition method of structure made of steel
Inventor: SUGANUMA AKINOBU
IPC: E04G23/08
Filed: 1996-03-05
Abstract: PROBLEM TO BE SOLVED: To provide a demolition method, which has high operating efficiency and high safety, in which no trouble is generated on environmental sanitation and the number of days for demolition may be decreased to a short period and cost of which is reduced. SOLUTION: In a method, in which a large-scale structure 1 constructed by using a steel material is demolis hed, a flow trace 9 by a coolant of the steel material 2 is embrittled linearly by flowing down the coolant such as liquid nitrogen to a section to be ruptured in the steel material 2 as the component of the structure 1 and cooling the section to be ruptured. The steel material 2 is fractured by partially concentrating and adding impulse force at a time when explosives 7 are explored linearly through an impulse propagation member 10 along the flow trace 9 of the steel material 2.
Patent JP-S54139823-A (JP)
Title: Electrical contact point material
Inventor: OOKUMA SHINJI
IPC: H01H1/023
Filed: 1978-04-21
Abstract: PURPOSE: To provide the title material with little contact point surface roughening and consumption, superior fusion resistance and mechanical workability which material contains one or more kinds of oxides of Zn, In and Cu and a specific amt. of one or more kinds of oxides of Mg, Al, Ti, Zr and REM in silver matrix besides Bi oxide.  
     CONSTITUTION: This contact point material is obtd. by dispersing finely and uniformly one or more kinds of oxides of Zn, In and Cu and 0.01W0.5 wt% of one or more kinds of oxides of Mg, Al, Ti, Zr and REM in silver matrix, besides Bi oxide or Bi oxide and metallic Ni are dispersed. The material can be manufactured by a usual method as follows: an alloy of various metals including Ag and Bi  selected according to the compsn. is subjected to internal oxidation, or silver  powder and powder of various base metal oxides are mixed, compression molded,  and heat sintered. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S63214842-A (JP)
Title: System including hot stand-by system
Inventor: KOIZUMI SATOSHI
IPC: H04L69/40
Filed: 1987-03-03
Abstract: PURPOSE:To smoothly switch a system by sending a complete stop request to a present used system when a heart beet communication is not received for a constant time, turning off a present used system when a response from a present used system is not executed so as to lead a stand-by system action. CONSTITUTION:To present used system and stand-by system central processing units 3 and 4, main memory devices 1 and 2 are respectively connected, and the devices 3 and 4 are connected through an inter-CPU communication means 5, an inter-system fault informing processor 6 and a power source control processor 7. The supervising program of the device 1 sends a heart beat message to the supervising program of the device 2 through the means 5, when it is detected that it is not received in a constant time, the complete stopping request of the present used action is sent through the processor 6, when the response is not executed in the constant time, the present used system power source is turned off through the device 7 and the stand-by system is led.
Patent JP-S56144343-A (JP)
Title: Ventilator
Inventor: KAMATA SAKAE
IPC: F24F7/06
Filed: 1980-04-14
Abstract: PURPOSE: To improve reliability without impairing ease of maintenance and inspection by a device wherein a circuit for automatic operation is attached to a front cover of a hood, and a detecting element is attached to a mounting arm extending from the hood front cover into an opened space.  
     CONSTITUTION: An automatic operating circuit 12 is attached to a front cover 1b of a hood, and detecting element 7 is attached to a mounting arm 14 extending the hood front cover 1b into an opened space. With this arrangement, when the hood front cover 1b is removed for maintenance and inspection, it is not required to disconnect the electric connections of wires for a detection signal, because the detecting element 7 is fixed to the side of the hood front cover 1b. Thus, reliability is improved without impairing ease of maintenance and inspection. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H03251266-A (JP)
Title: Spout controller for fire fighting pump
Inventor: YOSHIZAWA TAKEFUMI
IPC: A62C31/00
Filed: 1990-02-28
Abstract: PURPOSE:To constitute the controller so that a worker can confirm a display part of a tube cylinder side transmitter/receiver and an operating switch can be operated easily by providing a main body side transmitter/receiver on a fire fighting main body, and providing a tube cylinder side transmitter/receiver carried by a water discharge worker. CONSTITUTION:A fire fighting pump main body is provided with a cell motor 10 for starting an engine, a linear solenoid 11 for increasing and decreasing the fuel supply quantity, a motor 12 for driving a vacuum pump, and a relay 13 for stopping the generation of a spark of a sparking plug, and also, provided with an automatic controller 14 for driving actuators 10-13, and a main body side transmitter/receiver 16. A tube cylinder 18 is provided with a stop switch 31 of the engine, a revolution speed ascending switch 32, and a revolution speed descending switch 33, and provided with a tube cylinder side transmitter/receiver 35 carried by a worker who holds the tube cylinder 18 in his arms and executes a water discharge work and connected to the switches 31-33 so as to be freely attachable and detachable. When the worker operates an operating switch, a driving signal is transmitted to the main body side transmitter/receiver 16, the actuator of the pump main body is driven, and an operating state of the actuator is displayed on display parts 40, 41 of the tube cylinder side transmitter/receiver 35.
Patent JP-H08250300-A (JP)
Title: High frequency accelerating cavity and ion synchrotron
Inventor: NORIMINE TETSUROU
IPC: H05H13/04
Filed: 1995-03-08
Abstract: PURPOSE: To provide a high frequency accelerating cavity whose hollow part is miniaturized, and an ion synchrotron using the cavity. CONSTITUTION: A high frequency accelerating cavity 1 is composed of a hollow main body 1a, a circular ring-like ferrite 3 to be installed in the hollow main body 1a, an RF feeder 5 into which high frequency electric power from a high frequency electric power source 4 is introduced, and a vacuum seal 6. The relative permeability of the ferrite has 1000 as a real number and 200 as an imaginary number. The resonance frequency of the cavity is about 30MHz and by setting it to be higher than the accelerating frequency range; from 2.5 to 10.2MHz; the length of the cavity is made as short as 200mm.
Patent JP-S63213739-A (JP)
Title: Blow-off protect of air conditioner
Inventor: OOKUBO KISHIO
IPC: F24F13/20
Filed: 1987-03-03
Abstract: PURPOSE:To improve assembly workability and reduce the resistance to air flow on the innerside of the room by fixing the upper section of a metal net at a cut-out section of an air guider and fixing the lower section of the metal net at a cut-out section of a stabilizer. CONSTITUTION:The upper section of a stabilizer 13 for straightening air flow is provided with a cut-out and bent-up section 17 into which the lower end of a metal net 14 is inserted. Further, the front and upper section of an air guider 8 is provided with a cut-out and bent-up section 16 into which the upper section of the metal net 14 is inserted to fix the metal net 14. With this arrangement it is not necessary to mount the metal net 14 with screws or spot welding and so on, in the mounting of the metal net 14 but possible to mount it from the front face, improving the easiness of the assembly and service of the device. Furthermore, a mounting plate, reinforcing plate for preventing warping, etc., are not required so that the resistance to the air flow can be reduced.
Patent JP-S56146665-A (JP)
Title: Lapping process and its device
Inventor: ARAI HATSUYUKI
IPC: B24B37/005
Filed: 1980-04-14
Abstract: PURPOSE:To automatically finish with good accuracy to the size in final finish of a work by continuously detecting changes in thickness of the work without contact. CONSTITUTION:Though a detector 20 to continuously detect changes in thickness of a work 15 without contact is worn with fixers 1, 2 which are embedded, it is structured to produce no trobule on its detecting function, pressure and revolving speed which are given to the work 15 at upper and lower fixers 1, 2 are controlled according to the program memorized in an arithmetic and logic unit 28 in advance, and continuous machining is done until the work 5 arrives at the size in final finish. In consequence, a finish size with high accuracy can be obtained because lapping is done according to the thickness of the work 15 itself to be finally needed.
Patent JP-S61205276-A (JP)
Inventor: ROBAATO JIYON AIFU
IPC: C07D239/00
Filed: 1986-03-04
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-H08276642-A (JP)
Title: Image forming apparatus equipped with paper transfer controlling device
Inventor: KIMIZUKA JUNICHI
IPC: G03G21/00
Filed: 1996-02-09
Abstract: PURPOSE: To reduce a burden of paper control on CPU of an image data controller and an image formation controller and to increase the speed of printing operation by installing a paper transfer controller and a random access memory which is possessed commonly by the paper transfer controller and an image data controller. CONSTITUTION: CPU communicates with a paper supply-discharge apparatus through a paper handling interface 12, controls a paper supply deck and a paper discharge apparatus, and collects status information of those apparatuses. Also, CPU 13 exchanges information with a video controller 9 through a dual port memory. In addition, CPU 13 takes up the branch signals of signals /PRINT, /VSYNC, /PDLV, /SPCHG, /PFED of the video interface between the video controller 9 and an engine controller 8 to determine paper supply- discharge timing.
Patent JP-H06258529-A (JP)
Title: Method and device for removing terminal coating of multiple optical fiber ribbon
Inventor: KAIZU RYOSUKE
IPC: G02B6/00
Filed: 1993-03-09
Abstract: PURPOSE:To exactly cut away the coating in the terminal part of a multiple optical fiber ribbon by using a pair of blade body members having straight blade parts facing each other apart a desired spacing on the same plane. CONSTITUTION:The terminal part of the optical multiple fiber ribbon 1 consisting of plural pieces of coated optical fibers arranged in one row in parallel with each other and a coating layer which coats these optical fibers to one piece and form the front and rear surfaces parallel with each other is held in an elongated state in a straight form. A pair of the blade bodies having the straight blade parts are arranged in such a manner that the straight blade parts face in parallel with each other apart a desired spacing on the same plane with respect to the straight optical fiber ribbon 1. A pair of the blade bodies arranged in such a manner that the blade bodies are moved in parallel with the front and rear surfaces of the coating layer of the straight optical fiber ribbon 1 and nearly perpendicular to the axis of the longitudinal direction of the optical fiber ribbon 1, thereby the upper and rear surface parts of the coating layer of the optical fiber ribbon 1 are cut and the coating in the terminal part thereof is removed.
Patent JP-H11247360-A (JP)
Title: Reinforced bar mesh structure for digestion-tank holding member and floor slab, top slab, columnar member and joint bar member consisting of the same
Inventor: KAWAKAMI MASANOBU
IPC: E04C5/04
Filed: 1998-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a reinforced structure for a new digestion-tank holding member capable of easily conducting works, in which a digestion tank is buried and executed under a ground, accurately, and to shorten the workhours of the execution of works of the digestion tank by using the frames of reinforcing bars formed by the reinforced structure and to reduce construction cost. SOLUTION: The reinforced bar mesh structure for the digestion-tank holding member, in which a large number of reinforcing bars are arranged in parallel with each of the mutually crossed first direction and second direction while the crossed sections of each reinforcing bar are welded, is used for burying and executing a digestion tank. The reinforced bar mesh structure for the digestion-tank holding member is employed concretely for floor slabs 1 disposed to the lower sections of the digestion tank, top slabs 2 arranged to the upper sections of the digestion tank, columnar members 4 being installed and fixed to the floor slabs 1 and supporting the top slabs 2 and joint bar members used for connecting these members.
Patent JP-S63213920-A (JP)
Inventor: NAITO KAZUMI
IPC: H01G9/048
Filed: 1987-03-03
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-S62206864-A (JP)
Title: Semiconductor memory
Inventor: ABE SUSUMU
IPC: G11C14/00
Filed: 1986-03-07
Abstract: PURPOSE:To erase memory comparatively simply, reducing cost, and to execute a writing test for ensuring reliability simply and properly without generating large waste by disposing fluorescent substance to a section covering at least a memory section in a semiconductor chip for an EP-ROM. CONSTITUTION:A semiconductor substrate to which memory circuits are integrated and formed-that is, a semiconductor chip 1, is sealed into a light-screening package 5 under the state in which it is mounted onto a lead frame 2. A fluorescent substance 6 is arranged to a section covering at least a memory section in the semiconductor chip 1 in the light-screening package 5. Consequently, when the fluorescent substance 6 is shaped, the internal fluorescent substance 6 is excited by transmitting X-rays 21 by projecting X-rays 21 from the outside of the package 5. Ultraviolet rays 22 for erasing are radiated from the fluorescent substance 6 by the X-ray excitation, and the memory section is irradiated by ultraviolet rays. Accordingly, informations written to the memory section can be erased by ultraviolet rays by package structure having no introducing window for beams for erasing.
Patent JP-2000249426-A (JP)
Title: External combustion type thermal gas engine and starting method thereof
Inventor: ISHIHARA TOSHIKAZU
IPC: F25B27/00
Filed: 1999-02-25
Abstract: PROBLEM TO BE SOLVED: To provide an external combustion type thermal gas engine and a starting method thereof which enable restricting of heating of a low torque motor by eliminating possible overheating of a heater in the driving using the low torque motor. SOLUTION: At the start, a crank 10 to which are linked a high temperature side displacer 2 provided in a high temperature chamber 12 and a low temperature side displacer 3 provided in a low temperature chamber 15 is driven by a starting motor 9, while a working gas passing through a heater 16 is heated by a combustor 11. In this external combustion type thermal gas engine, the motor 9 is provided with a control means 93 which selects a low torque motor to perform an intermittent operation of the low torque motor 9.