baber/WOPTO huggingface dataset:
Patent JP-H03252188-A (JP)
Title: Optically integrated element
Inventor: KONNO NOBUAKI
IPC: H01S5/026
Filed: 1990-02-28
Abstract: PURPOSE:To prevent deterioration of laser characteristic due to returning light and to monitor laser light and to form a laser only of a cleavage by so forming at least one cleavage edge face of a semiconductor laser as to be shared on the laser, and providing a photodetector for detecting spontaneously emitting light to be propagated in the thickness direction of the laser or the light reflected in the thickness direction of the layer. CONSTITUTION:A stripelike groove to become a current passage is integrally formed in the longitudinal direction of a laser resonator of an element on a GaAs block layer 7. Then, a clad layer 8, a p-type GaAs contact layer 9, an n-type AlGaAs layer 13 and an n-type GaAs contact layer 14 are sequentially crystalline grown on a p-type AlGaAs, an n-type side electrode 11 is formed on the rear surface of a board 1, and an n-type side electrode 16 for a photodiode of a photodetector is formed on the entire layer 14. Then, an electrode on the layer 14 except the n-type side electrode, the layer 14 except the part to become the photodiode and the n-type AlGaAs layer are removed, and a p-type side electrode 15 for a laser, a photodiode is formed.
Patent JP-S52134273-A (JP)
Title: Cap for annular fluorescent lamp
Inventor: MINAMI TOSHIO
IPC: H01J61/36
Filed: 1976-05-04
Abstract: PURPOSE: To simplify the operation for mounting the cap by forming a notch for caulking on a pin caulking part of a semicircular cap made of a thermosetting resin, and inserting a lead wire through an opening to effect the connection. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S58167499-A (JP)
Title: Preparation of single crystal of gallium arsenic
Inventor: FUKUDA TSUGUO
IPC: H01L21/208
Filed: 1982-03-30
Abstract: PURPOSE:To obtain a single crystal of GaAs having high specific resistance and electrical semi-insulating properties in high yield, by crushing high-purity GaAs crystal prepared by high-pressure crystal pulling method, melting it under heating, growing a crystal by crystal pulling method under pressure <= middle pressure. CONSTITUTION:Ga, As and B2O3 having >=1,200ppm water content are put in the crucible 3, it is placed in the container 1, and heated under high pressure of >=50atm., to form melt comprising the B2O3 melt 8 as an upper layer and the GaAs melt 7 as a lower layer. The seed crystal 6 is brought into contact with the GaAs melt 7 and pulled up to form a GaAs crystal. The prepared GaAs crystal is crushed, subjected to etching treatment to remove impurities, the crushed GaAs material and B2O3 as a sealing compound are fed to the crucible 3 again, melted under pressure <= middle pressure of 10-20atm. under heating, the seed crystal 6 is brought into contact with the GaAs melt 7, and pulled up, to give the desired GaAs single crystal.
Patent JP-H04271038-A (JP)
Title: Magneto-optical recording medium
Inventor: SUZUKI KAZUTOMI
IPC: G11B11/10
Filed: 1991-02-25
Abstract: PURPOSE:To prevent a stain from sticking to a light incoming face and to prevent the face from being damaged at the time of cleaning the stuck stain when a magneto-optical recording medium is provided with a recording layer to record/reproduce information by light on the face opposite to the light incoming face of a transparent substrate. CONSTITUTION:On the light incoming face the transparent thin film of oxide is provided, whose Gibbs' oxide generating free energy per one atom of a metal element is >=860kJ/mol in an absolute value.
Patent JP-S61222246-A (JP)
Inventor: EICHI AAUIN GURERUMAN
IPC: H01P1/04
Filed: 1986-03-07
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-S63219505-A (JP)
Title: Continuous sintering apparatus for green compact belt
Inventor: AMANO KAGEHIRO
IPC: B22F3/18
Filed: 1987-03-06
Abstract: PURPOSE:To produce a sintered belt having good quality at high speed and low cost by continuously passing green compact belt into the center hole of a conductible hollow body in a sintering furnace from upper part and sintering it by an induction heating means. CONSTITUTION:The conductible hollow cylindrical body 2 having excellent heat resistance, is arranged in the sintering furnace 1 as putting this axis line to almost vertical direction and the high frequency induction heating coil is attached to the outer circumference of the hollow cylindrical body 2 through heat insulating material 9 and alumina-made insulated slender bars 8 are arranged at the inner wall 2a thereof. By this constitution, the inner part of the sintering furnace 1 is made positive pressure by protecting gas, and the green compact belt 4 is continuously passed through in the center hole 5 of the conductible hollow cylindrical body 2 by guide rolls 6 and pinch rolls 7 from the upper part to lower part, to execute sintering by the induction heating coil 3. In this way, the green compact belt 4 is rapidly and uniformly heated and the sintered belt having good quality without any deformation or crack, is continuously sintered at high speed and low cost.
Patent JP-H10245452-A (JP)
Title: Low-permeable rubber laminate, and pneumatic tire and hose using the same
Inventor: WATANABE JIRO
IPC: F16L11/04
Filed: 1997-03-05
Abstract: PROBLEM TO BE SOLVED: To obtain the subject laminate enabling a tire to have lighter weight, etc., without deteriorating the air pressure retaining property of a pneumatic tire, by dispersing a thermoplastic resin component as a flat oriented material in an elastomer matrix. SOLUTION: This laminate comprises (A) a thermoplastic resin component and (B) an elasmomer component, and is obtained by laminating a rubber composition containing the component A as a flat oriented material (preferably having >=10 ratio of the length to the thickness thereof) in a matrix having the volume fraction ϕP and the melt viscosity ηP when mixing the components A with B satisfying the formula α=(ϕR/ϕP)×(ηP/ηR)>1 (ϕR is the volume fraction of the component B; ηR is the melt viscosity of the component B at the temperature when kneading the components A with B under shear rate conditions) and the formula 0<β=ηP/ηR<1 onto another rubber layer. The pneumatic tire using the resultant laminate as air permeation preventing layer is capable of realizing lighter weight.
Patent JP-S62208086-A (JP)
Inventor: AKIMOTO KOICHIRO
IPC: B41J2/485
Filed: 1986-03-10
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-S60193168-A (JP)
Title: Electronic camera
Inventor: TANABE IKUO
IPC: G11B19/28
Filed: 1984-03-15
Abstract: PURPOSE:To realize an electronic camera provided with a center point detecting circuit of a PG yoke with simple constitution by providing a center detecting circuit receiving a detection signal of a PG coil of U-shaped form and extracting its peak and a turning phase control circuit receiving the said output so as to control the turning phase of a magnetic disc. CONSTITUTION:When a PG yoke 21 is moved in the direction of arrow as shown in Fig. A in a PG coil 31 and a magnetic flux entering a front stage (a) of the PG coil 31 is positive as shown in Fig. B, since a negative magnetic flux enters a post-stage (b), a waveform of an electromotive force E generated in the coil is as shown in Fig. C. That is, A generated electromotive force E is maximum when the center of the PG coil 31 and that of the PG yoke 21 are coincident, and the point being a maximum is the center point A of the PG yoke 21. When a center detection circuit 32 is constituted so as to pick up the peak of the generated electromotive force E, a signal representing the center point A of the PG yoke 21 is outputted from the output as shown in Fig. D.
Patent JP-S60193292-A (JP)
Inventor: ISHII KIYOUICHI
IPC: H05B6/72
Filed: 1984-03-15
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-H10255462-A (JP)
Title: Semiconductor memory
Inventor: BON-FA JEON
IPC: G11C7/10
Filed: 1998-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a stable reference voltage by omitting a dummy line for setting reference voltage and making a surplus data line of a sense amplifier a reference voltage line. SOLUTION: This memory device is provided with memory cell arrays TOP, BOT having a cell block storing data, sense amplifiers SA<1>-SA<5> reading out data from a cell block of memory cell arrays TOP, BOT positioned respectively at both sides of upper and lower of memory cell arrays, amplifying it to the prescribed level, and outputting it, a multiplexer 60 selecting data from sense amplifiers SA<1>-SA<5> and outputting it, a reference voltage generating section 80 setting a signal value of a data line of a sense amplifier being not used to reference voltage, and data bus sense amplifiers DBSA<1>-DBSA <4> comparing data transmitted from the multiplexer 60 with reference voltage transmitted from the reference voltage generating section 80.
Patent JP-H05153776-A (JP)
Title: Insulation type rectifying converter
Inventor: YUGUCHI KOJI
IPC: H02M7/06
Filed: 1991-02-22
Abstract: PURPOSE:To form an input current in a continuous waveform without switching a power device element and to form a DC without reducing a power factor by a simple and inexpensive constitution to be easily controlled using only one self-arc-extinguishing type power device as a high frequency switching element. CONSTITUTION:The insulation type rectifying converter comprises a diode rectifier 4 for rectifying an AC power supply 3, a series circuit of a smoothing reactor Ld provided between DC output terminals of the rectifier 4 and one transistor Q as a high frequency switching element, a series circuit of a DC cut-off capacitor C1 provided in parallel with the transistor Q and a primary winding 15a of a flyback transformer 15, and an output circuit 7 for rectifying and smoothing the output of a secondary winding 15b of the transformer 15.
Patent JP-H08244829-A (JP)
Title: Tissue carton packaging bag as well as method and device for forming performation line therein
Inventor: TSUTSUI JOJI
IPC: B65D65/28
Filed: 1995-03-10
Abstract: PURPOSE: To prevent a packaging bag from being impaired in appearance after a tissue carton is taken out and to easily take out a topmost tissue carton. CONSTITUTION: Vertical tear perforation lines 11A, 11B are formed on a wide side surface 1E at a small interval. A transverse perforation line 12C is so formed as to connect the vertical tear perforation lines 11A, 11B to each other. Transverse tear perforation lines 12A, 12B are so formed as to extend from the transverse perforation line 12C to upper corner parts 1a, 1b, respectively.
Patent JP-H11251097-A (JP)
Title: Hybrid-type wiggler
Inventor: KOBAYASHI HIDEKI
IPC: H05H7/04
Filed: 1998-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a hybrid-type wiggler capable of producing a magnetic field higher than conventional ones. SOLUTION: Permanent magnets 1 are formed in a shape to catch pole pieces 3 from the (z) direction like a conventional type and bear the main part of a magnetic field produced in an air gap. Permanent magnets 2 catch the pole pieces 3 from the (x) direction, and their magnetization directions adjacent to each other are opposite to each other and are formed in such directions that the magnetic field which the permanent magnets 1 produce is further intensified. The surfaces 11 and 12 (called gap surfaces hereafter), facing to the air gap, of the permanent magnets 1 and the permanent magnets 2 are flush with gap surfaces 31 of the pole pieces 3 and the distance between the upper and lower magnets coincides with a gap value.  The outside surfaces 36 of the pole pieces are not flush with the outside surfaces 16, 26 of the permanent magnets 1, 2, recessed inward, and prevent the magnetic flux from leaking outward, and on the contrary, have a function to concentrate it in the air gap side.
Patent JP-H03252259-A (JP)
Title: Terminal adapter
Inventor: KAMINUMA SHIGERU
IPC: H04M11/00
Filed: 1990-03-01
Abstract: PURPOSE:To effectively use one line with a telephone set, a FAX, and a terminal by incorporating a data discriminating circuit. CONSTITUTION:A terminal adapter 1 stores incoming data in an incoming data buffer memory 4 when receiving originating data from the sending side through a line, and an incoming data discriminating circuit 2 discriminates whether data sent again from the memory 4 indicates data communication or not. When it does not indicate data communication, an automatic change-over switch 5 is controlled by the circuit 2 to connect the adapter 1 to a telephone connection part 9. But otherwise, the circuit 2 discriminates whether FAX procedures are used or not. A FAX connection part 10 is connected through the switch 5 when they are used, but a terminal connection part 11 is connected through the switch 5 when they are not used. As the result, one line is effectively used with the telephone, the FAX, and the terminal.
Patent JP-2000250062-A (JP)
Title: Liquid crystal display device
Inventor: HASEGAWA FUMIO
IPC: G02F1/1345
Filed: 1999-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display device capable of stably preventing the deterioration of display quality due to electrostatic charge on a glass substrate or the like with a simple structure which keeping its size thin. SOLUTION: This liquid crystal display device is provided with a base part 20 supporting a second glass substrate 12, a first conductive spring part 21 in contact with a conductive transparent electrode layer 13 and supporting a first glass substrate 11 and a continuity spring 16 with a second conductive spring part 22 in contact with a ground electrode part 15 and supporting a second glass substrate 12 in which the first conductive spring part 21 and the second conductive spring part 22 are electrically conducted.
Patent JP-H11212449-A (JP)
Title: Drawing data management method, drawing data management device for this method, and program storage medium
Inventor: TOUMEI SAKUYOSHI
IPC: G06T1/00
Filed: 1998-01-27
Abstract: PROBLEM TO BE SOLVED: To not only reduce the input burden on the drawing data manager side but also improve the use efficiency of a memory at the time of specifying processing of absolute position data of a selected mesh and to easily and efficiently perform the specified processing of a mesh to which a selection point belongs. SOLUTION: A drawing data management system for a map, gas tubes, etc., in an entire management area 1 divided into plural meshes, absolute position data indicating the position in the entire management area 1 of a representative point of a selected mesh 1a is calculated based on size data (a×b) of a fundamental mesh, a mesh number (Ns, Ms) of the selected mesh, and representative point relative position data indicating the position in the selected mesh of the representative point. The representative point of the selected mesh 1a is, for example, the left lower corner point or the intersection of diagonal lines. A mesh number corresponding to a selection point 1b is calculated based on the size data (a×b)and selection point absolute position data (xs, ys).
Patent JP-H02231210-A (JP)
Title: Suspension device for vehicle
Inventor: HARAYOSHI MITSUHIKO
IPC: B60G17/015
Filed: 1989-03-03
Abstract: PURPOSE:To improve driving comfort in ones equipped with a roll control means which controls the increase and decrease of the damping force of shock absorbers, by setting the value of the damping force of shock absorbers to a value smaller than a target value of damping force on detection of travelling on a rough road. CONSTITUTION:Suspension units FS1, FS2, RS1, RS2 of each wheel are equipped with shock absorbers 1 and air spring chambers 3 installed thereabove, which possess the function of adjusting vehicle height. The shock absorbers 1 are formed by inserting, into piston rods 2, control rods 5 with valves 5a at their lower ends for adjusting damping force. The rods 5 are rotated by actuators 6 controlled by control units 36. When controlling the shock absorbers 1, the value of the damping force of shock absorbers 1 is set to a value smaller than a target value of damping force it judged to be travelling on a rough road from the reversal frequency in the increase or decrease of vehicle height at the front.
Patent JP-H08247520-A (JP)
Title: Air curtain device of pachinko hall
Inventor: TSUBOKAWA SABURO
IPC: F24F9/00
Filed: 1995-03-10
Abstract: PURPOSE: To prevent smoke produced by a smoker-player from flowing toward a nonsmoker-player by a construction wherein a first discharge port blowing air toward an area between the face parts of the players playing adjacently to each other and a second discharge port blowing the air downward along the front wall fo a pachinko machine are provided in a film plate located in the upper part of the pachinko machine. CONSTITUTION: A space for storing machinery of a pachinko machine equipment 1 is provided in a part on the upper part of each pachinko machine 2 and a film plate 6 is fitted between the space and each pachinko machine 2. In this case, a blower 10 equipped with a fan 11 and provided for producing an air curtain in an area between players 9 is so held by the film plate as to pierce it through, between the pachinko machines. Air from a discharge port 17 of the blower 10 is blown toward an area between the face parts of the players 9 adjacent to each other so as to prevent smoke produced by smoking of the player 9 from flowing toward the adjacent player. Besides, the air from a discharge port 18 is blown downward along the front of the pachinko machine so as to prevent the smoke from flowing toward the adjacent player.
Patent JP-S60197125-A (JP)
Inventor: IWASAKI ATSUSHI
IPC: G05F1/10
Filed: 1984-03-17
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-H08166241-A (JP)
Title: Opposite reflection target for laser telemetering
Inventor: MISHIERU KIYASE
IPC: G01C15/06
Filed: 1995-03-10
Abstract: PURPOSE: To compensate by fluctuation of an optical path by incorporating glass having a certain thickness between an outside of a target and a reflection face of RCC (large reverse reflection mirror) in the optical path of reverse reflection light beam to make deviation proper as function of an angle of incidence. CONSTITUTION: RCC has three vertical reflection faces 1, 2, 3 and crosses at three ridges which converge at a vertex S and are substantially right angles. A reference point O is provided at distance of e.√3 from the vertex S in opposition to the reflection faces on a normal on which a target has the same angle as each ridge. (e) is distance from the reference point O to each surface. This reference reflection target is composed of a material having known refraction rate (n) concerning each reflection face 1, 2, 3 and is provided with plates E1, E2, E3 which have parallel faces through which light radiation to be reflected reversely penetrates and have the same thickness,. When an approximate equation e'.√n=2.35e is formed, it is possible to eliminate uncertainty of optical constant d0 (distance from the vertex S on RCC normal to the reference point O).
Patent JP-S51127315-A (JP)
Title: Smaii-sized motor
Inventor: ISHII HISASHI
IPC: H02K7/20
Filed: 1975-04-28
Abstract: PURPOSE: Small-sized motor, released from noise, vibrasion, & electric noise, with high reliability, keeping long life. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H10256577-A (JP)
Title: Microcrystalline compound optical semiconductor and manufacture of the same, and optical semiconductor device
Inventor: YAGI SHIGERU
IPC: H01L21/205
Filed: 1997-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a low cost microcrystalline compound optical semiconductor being III-V compound semiconductor and capable of freely selecting a wide- range optical gap and having an excellent photoconductivity, high speed response, environmental resistance and high temperature resistance, and capable of used as a new optically active, having a large area, and low cost optoelectroniucs material, and safe and low cost manufacturing method of the same. SOLUTION: The semiconductor has in its structure 50% or more of microcrystaline compound having element of hydrogen, Ga, and nitrogen of 0.5 atomic percent or more and 40 atomic percent or less. The microcrystalline compound can be manufactured by activating the compound including nitrogen element to the extent of energy activation and excitation required for the reaction with an organometallic compound containing Ga, and reacting these activated compound containing nitrogen element to the organometallic compound containing Ga.
Patent JP-H10230199-A (JP)
Title: Rock wool supply apparatus
Inventor: TANIJIRI HIDEO
IPC: B05B7/14
Filed: 1997-02-19
Abstract: PROBLEM TO BE SOLVED: To automatically supply rock wool in equipment forming a refractory coating material. SOLUTION: A control apparatus 48 starts a feed means 8 when the height of the rock wool material housed in a hopper 10 is lower than a predetermined height as a result of the detection by a level sensor 43. The started feed means 8 presses wool laminate 6 on a slipping table 4 toward the end part 22 of the slipping table 4 by a pusher 18 to move the same and, as a result, the head compressed rock wool material 16 falls on the slipping table 4 to be charged in the hopper 10. When the compressed rock wool material 16 falls from the slipping table 4, a falling sensor 41 detects the falling compressed rock wool material 16 and the control apparatus 48 allows the feed means 8 to stop the laminate 16. That is, when the rock wool material in the hopper 10 is reduced, the new compressed rock wool material 16 is automatically supplied by the slipping table 4.
Patent JP-H05253631-A (JP)
Title: Work ejector in plate working machine
IPC: B23K37/00
Filed: 1992-03-11
Abstract: PURPOSE:To improve the product quality by loading cut works on plural receiving plates arranged on an endless carrier belt. CONSTITUTION:The receiving plates arranging cut works Ws or end materials W are provided through a work ejector of a plate working machine on a work machining part 23 of a laser beam machine 1, plural receiving plates are arranged on an endless carrier belt 25 and an ejector 53 for vertically freely moving the receiving plate 37 are provided directly below the work machining part 23. After the receiving plate 37 is positioned directly below the work machining part 23 to elevate the receiving plate 37 with the elector 53 and puts the finished work on the receiving plate, the receiving plate 37 is returned to the original position, the carrier belt 25 is sent to position the next receiving plate 37 directly below the work machining part. In this way, the product quality can be improved without damaging the work fast in ejecting tact.
Patent JP-H06267047-A (JP)
Title: Magnetic recording apparatus
Inventor: KAWAZOE KAZUSHIGE
IPC: G11B5/60
Filed: 1993-03-12
Abstract: PURPOSE:To suppress fluctuation of the amount of flying height by selecting properly the relationship among the total mass of a slider of a magnetic recording apparatus using a disk of which magnetic layers are formed on a nonmagnetic base so as to be divided from each other for discrete tracks, the number of servo-segments and the number of revolutions of the disk. CONSTITUTION:For a discrete track type disk 10 having servo-segments 12 of indentations in the surface, a slider 1 passes over a servo-pattern periodically. The total mass of the slider 1 including the mass of a head at this time is made m(kg), the number of the servo-segments of one round of the disk 10 is made (i) and the number of revolutions of the disk is made n (rps). A constitution is made so as to meet the relations hip of a formula I or II at this time. Thereby fluctuation of the amount of flying height can be suppressed remarkably and thereby fluctuation of the amount of spacing is suppressed so that a reproduction voltage can be made unvaried, while the contact of the head with the disk 10 is reduced so that occurrence of a head crush can be reduced. The formula I...m<0.93X10<6>/(2piXiXn)<2>. The formula II...m>2.21X10<6>/(2piXiXn)<2>.