baber/WOPTO huggingface dataset:
Patent JP-H0314204-A (JP)
Title: Manufacture of rare earth magnet
Inventor: HAYASHI MASATAKE
IPC: B22F9/10
Filed: 1989-06-07
Abstract: PURPOSE: To prevent oxidation of magnetic powder and manufacture a sintered area earth magnet excellent in magnetic characteristics, by forming premix by grinding rough particles obtained by grinding an ingot, together with specific titanate binder, drying the premix in a vacuum or an inert atmosphere, pressing and magnetizing the premix in a magnetic field and then performing sintering. CONSTITUTION: Constitutent elements of a rare earth magnet are alloyed and an ingot is formed, which is ground and turned into rough particle having an average diameter of 80-120μm. The rough particles are pulverized together with titanate binder, and premix is obtained. The binder is expressed by a formula (R<1> O)m-Ti(O-X-R<2> )n where (m) is 1-5, (n) is 2 or 3, R<1> is hydrogen or C1 -C10 alkyl, X is phosphate or pyrophosphate or phosphite, and R<2> is C3 -C15 alkyl. The premix is dried in a vacuum or an inert atmosphere. Next it is pressed and magnetized in a magnetic field, and magnetic product having a desired shape is formed. It is sintered by raising a temperatures up to the sintering temperatures. In this case, the temperature is raised at a rate of 0.5-5 deg.C per minute, in the range from about 400 deg.C to about 500 deg.C.
Patent JP-S63310362-A (JP)
Title: Electromagnetic pump
Inventor: SATO YOSHIHIKO
IPC: H02K44/04
Filed: 1987-06-12
Abstract: PURPOSE:To prevent complication of electomagnetic pump, by arranging magnetic poles for flow measurement where magnetic pole and magnetic circuit are shared in order to apply driving force onto Na in a duct of the electomagnetic pump closely to the duct in the vicinity of Na drive pole. CONSTITUTION:An electromagnetic pump comprises a duct 1, Na5 flowing therethrough, a magnetic pole 7 and a coil 6. The magnetic pole 7 is additionally provided with magnetic poles 7e, 7h for flow measurement and formed into an E-shaped pole. The magnetic pole 7 is splitted into horizontal poles 7a, 7b and poles 7c, 7d, 7f, 7g for applying driving force onto Na5 in the duct 1. The flow measurement pole 7e is positioned between the driving poles 7c, 7d and provided in pair with a pole 7h. Upon supply of current to respective coils 6, field (flux densities phi1, phi2) is produced in the pole. Voltage corresponding to flow quantity Na5 can be taken out from flow measurement electrodes 8a, 8b based on the flux density phi2.
Patent JP-H07125267-A (JP)
Title: Laser heat transfer printer
Inventor: KATSUTA OSAO
IPC: B41J2/32
Filed: 1993-06-16
Abstract: PURPOSE:To provide a compact laser heat transfer printer in which ink carrier is reclaimable by repeatedly coating ink to eliminate waste of the ink, etc., and an image of high image quality having only few color shading can be formed. CONSTITUTION:The laser heat transfer printer comprises an endless belt 16 made of an infrared absorption material, coating means 18 having coating unit for absorbing and holding ink 28 and bringing into contact with the unit to coat a belt 16 with the ink 28, transfer means 17 for emitting a laser light to the belt 16 coated with the ink by the means 18 to transfer the ink 28 to a record sheet 12, and erasing means 19 for removing the ink remaining on the belt 16 after the transfer is finished by sublimating it.
Patent JP-H04368991-A (JP)
Title: Driving device for flat display panel
Inventor: YAO SHINPEI
IPC: G09G3/28
Filed: 1991-06-18
Abstract: PURPOSE:To offer the driving device of a flat display panel at a low coat, while reducing a resonance sound caused by oscillation of the panel surface. CONSTITUTION:This device is provided with a display panel 1 formed by placing like a matrix plural picture elements corresponding to intersections of plural row side lines and column side lines being orthogonal to each other, and a row driver 2 and a column driver 3 for applying a high voltage driving waveform to arbitrary rows and columns in the display panel 1, and constituted so that the row driver 2 controls a period of the high voltage driving waveform applied to the display panel 1 at an equal interval, and a resonance frequency of the display panel 1 becomes high.
Patent JP-H075542-A (JP)
Title: Light shading door driving mechanism
Inventor: WADA SHIGERU
IPC: G03B17/28
Filed: 1993-06-16
Abstract: PURPOSE:To provide a compact light shading door driving mechanism. CONSTITUTION:A driver exclusively used for releasing locking 40 for releasing the lock of the light shading door of a film cartridge is provided on the bottom part of a cartridge chamber 3. When the film cartridge is not loaded, the rotation stopping position of the driver 40 is set in an initial state by a returning spring RSP1. A driver for driving the light shading door 10 for turning the light shading door so that the opening operation of the light shading door may be performed accompanying the closing operation of a cartridge chamber cover 1 and the closing operation of the light shading door may be performed accompanying the opening operation of the cover 1 independently of releasing the lock is provided on the cover 1 which closes the cartridge chamber 3.
Patent JP-S5768602-A (JP)
Title: Electric braking control of car motor
Inventor: KOGA TAKESHI
IPC: H02P3/14
Filed: 1980-10-17
Abstract: PURPOSE: To expand the region of regenerative braking by a method wherein regenerative braking is operated by a field chopper in a high speed condition and by an armature chopper and the field chopper in a low speed condition and generative braking is operated by the field chopper in case of switching the high speed and the low speed.  
     CONSTITUTION: An armature chopper 10 is off in a high speed region above the point B and field current is controlled by a field chopper 14 so as to operate regenerative braking. In a low speed region below the point A the field current is controlled at a certain value by the field chopper 14 and regenerative control is operated by an armature chopper 10. Moreover during the transient from the point B to the point A a braking thyristor 12 is on and the regenerative braking is temporarily switched to the generative braking. With above method the region of the regenerative braking can be expanded and the regenerative power can be increased. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H0439405-A (JP)
Title: Piston structure for reciprocating device
Inventor: HANEHIRO TAKUICHI
IPC: F15B15/14
Filed: 1990-06-01
Abstract: PURPOSE:To attach each part at a precise position and to simplify part replac ing work by providing a threaded part and a positioning projection at the piston mounting position of a rod, and threadably attaching packing holding and press ing members to the thread part to have divided the piston at positions where their opposite faces are mutually butted for their positioning. CONSTITUTION:The outer periphery of a rod 2 is provided with a positioning projection 21 and a threaded part 22, and the first piston member 31 to hold a packing 4 to have divided a piston 3 and the second piston member 32 to press the packing 4 are threadably attached with their opposite faces butted to each other. Thus the attaching position of the piston 3 to the rod 2 can be precisely kept to simplify replacing work for the packing 4 or the like and to make stroke dead pace smaller.
Patent JP-S5846399-A (JP)
Inventor: ISHIZUKA HISAO
IPC: G10L13/00
Filed: 1981-09-14
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-S6124256-A (JP)
Title: Resin-sealed semiconductor device
Inventor: SEITO TSUTOMU
IPC: H01L23/495
Filed: 1984-07-13
Abstract: PURPOSE:To enable to tightly bond the resin molded layer to the head part or the hanging pin by a method wherein a penetrating hole is provided in the vicinity of the coupling part of the head part and the hanging pin. CONSTITUTION:A penetrating hole 6 is provided in the vicinity of the coupling part of a bed part 2 and a hanging pin 5 and the resin-sealed semiconductor device is formed by inserting a resin molded layer 1 in the penetrating hole 6. By this way, the poor adhesive property of the resin and the lead frame material is sufficiently compensated and even when a thermal stress to generate in the package concentrates on that coupling part, any crack can be prevented from generating in the resin molded layer from this part.
Patent JP-S62299242-A (JP)
Inventor: TODA KOJI
IPC: A61B8/00
Filed: 1986-06-20
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-S5268012-A (JP)
Title: Heat resisting high strength aluminum alloy for conductor
Inventor: TAKAHASHI KOUICHI
IPC: C22C21/00
Filed: 1975-12-04
Abstract: PURPOSE: To develop the aerial transmission line Al alloy superior in heat resistivity and tensile strength and having moderate conductivity. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S6140546-A (JP)
Title: Humidity content sensor and measuring apparatus therefor employing microwave
Inventor: KOBAYASHI SHIGERU
IPC: G01N22/04
Filed: 1984-07-13
Abstract: PURPOSE:To facilitate the making of a sensor to match with the outline of a transfer tube, by arranging a coil made up of a single wire formed in a solenoid on the circumference of the transfer tube to be measured to form a helical resonator. CONSTITUTION:A single wire with the length equivalent to 1/4 wavelength of a water detection frequency signal is wound in a solenoid as single layer on the circumference of a tube body 1a made of fluorocarbon resin or the like with limited high frequency loss and with a wear resistance to form an internal conductor, which is opened at one end thereof while connected at the other end thereof to a box body serving as an external conductor 1c. The external conductor 1c is made of a better conductor such as aluminum, copper and brass and input terminals 1d and output terminals 1e which are arranged as opposed to each other sandwitching the internal conductor 1b are connected together securely at one end thereof respectively and high frequency connectors 1f and 1g are mounted as connected to the other end thereof respectively.
Patent JP-H07336445-A (JP)
Title: Telephone exchange system
Inventor: TANITSU HIROYUKI
IPC: H04Q3/58
Filed: 1994-06-03
Abstract: PURPOSE:To improve operation for holding and response by providing a connection means which connects a specially held call to an extension telephone set at the time when offhook of this extension telephone set is detected in the case of special call. CONSTITUTION:A main control part 12 discriminates whether a special holding button different from a holding button is operated on an extension telephone set 4 connected to an outside line or not; and when it is operated, the main controller 12 returns to the preceding step after setting the outside line, to which the extension telephone set 4 is connected, to the special holding state. If the special holding button is not operated, the main control part 12 discriminates whether another extension telephone set 5 is hooked off or not. When it is hooked off, the main control part 12 discriminates whether a special holding outside line exists or not; and if it exists, the main control part 12 connects the special holding outside line and the speech path of the hooked-off extension telephone set 5 to set the outside line to the 9 speaking state and returns to the preceding step thereafter.
Patent JP-H03114904-A (JP)
Title: Tire for automobile with elastic stud
Inventor: SUZUKI TAKATOSHI
IPC: B60C11/16
Filed: 1989-06-08
Abstract: PURPOSE:To prevent damage to road surface by providing an inner cavity on a part of the rubber of a tire that comes into contact with the road surface, by forming the bottom of the inner cavity into a diaphragm of a predetermined movable range, and by mounting a stud thereon, so as to feed and discharge air to/from the inner cavity. CONSTITUTION:An inner cavity 3 is formed on a part of the rubber 2 of a tire that comes into contact with a road surface, and each inner cavity 3 is communicated with each other through a common air route, and is linked to an air pressure feeding/discharge means. The bottom of the inner cavity 3 is formed into a diaphragm 4 of a movable region ranging from 3 to 10mm, and a stud 1 is fixed thereon, so as to let the end of the stud 1 freely come in and out of a tire tread rubber 2. In this structure, the stud is made operational or non-operational by means of the feeding and discharge of the air to/from the inner cavity, whereby the tire can be used both as a normal tire and as a studded tire. In this structure, damage to the road surface can be prevented.
Patent JP-H05341212-A (JP)
Title: Optical switch
Inventor: UEDA TOMOHIKO
IPC: G02B26/08
Filed: 1992-06-05
Abstract: PURPOSE:To obtain an optical switch having a structure suitable for miniaturization. CONSTITUTION:This switch is constituted so as to be provided with a first arranging member 11 arranging the optical coupling end surfaces of a first and a second multiple optical fibers 17, 18 nearly in a line, a second arranging member 12 arranging the optical coupling end surfaces of a third and a fourth multiple optical fibers 19, 20 connected to the first and the second multiple optical fibers 17, 18, nearly in a line an intermediate member 13 lying between the first arranging member 11 and the second arranging member 12 and arranging a pair of multiple optical fibers in parallel on a first surface and intersecting and arranging a pair of multiple optical fibers on a second surface parallel to the first surface and a moving mechanism arranging the coupling end surfaces of the first arranging member 11 and the second arranging member 12 so as to coincide with the first surface or the second surface of the intermediate member 13 and moving the intermediate member 13 in a direction orthogonally intersecting with the first surface.
Patent JP-H05342828-A (JP)
Title: Electrical apparatus case with door for control panel
Inventor: TAKAHASHI MASARU
IPC: B23Q1/00
Filed: 1992-06-08
Abstract: PURPOSE:To obtain the electrical apparatus case with a door of the control panel which can be inexpensively produced with a small size and has excellent workability for assembly and operability and good appearance. CONSTITUTION:A resin case 21 is screwed atop a steel plate case 4 which is mounted with the electrical apparatus and is screwed to the inside surface of a housing side wall 1. A hinge pin 32 of the resin door 28 is supported between a hinge part 24 with an inverted U-groove of the resin case 21 and the housing side wall 1. The head part of the lock screw of the steel plate case 4 and the resin case 21 is covered with the resin door 28. The resin door 28 snap-locked by a locking arm 65 is opened by pressing a releasing arm 75 integrally molded with a trapesoidal handle 68.
Patent JP-S5937393-A (JP)
Inventor: TOYOSHIMA HIDETOSHI
IPC: F16L55/00
Filed: 1982-08-25
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-H08338852-A (JP)
Title: Test probe
Inventor: NAKAYABU TOMOYASU
IPC: G01R31/28
Filed: 1995-06-13
Abstract: PURPOSE: To obtain a highly reliable test probe having long service life in which insufficient contact due to deformation at the tip of contact pin is prevented. CONSTITUTION: The test probe comprises a pointed core 22 having a thin hole 21, a lead wire 12 connected with the core 22 by soldering, for example, an urging means, i.e., a spring 13, a sleeve 14 for bearing the core 22. The thin hole 21 is filled with a lubrication means, i.e., a contact oil, or a lubricant 23, e.g. a contact grease, and a ball 24 is mounted rotatably at the tip of the core 22 just like the ball in a ball point pen. A test probe 20 touches a conductor land 10 through the ball 24. Since the tip of test probe 20 is nor abraded even if the number of contacting times of test probe 20 is increased, reliability can be enhanced in the adjustment and inspection.
Patent JP-H07138571-A (JP)
Title: Method and apparatus for feeding coal to coking chamber of coke oven battery
Inventor: KURAUSU BASUTO
IPC: C10B31/04
Filed: 1994-06-28
Abstract: PURPOSE: To reduce a waste generated at the time of coal charge to an extent as small as possible by improving a method and apparatus for charging coal into an oven chamber of a coke oven battery.  
     CONSTITUTION: A lower end of a coal charge tube is lifted up to close the tube at the time of commencement of coal charge, and the closing is maintained until a next cycle of a coal charging step is started. A movable closing mechanism 7 is provided at the lower end of a coal charge tube 1, and the closing mechanism 7 is so arranged that it is vertically and rotationally moved by use of two hydraulic cylinders 12, 13. 
     COPYRIGHT: (C)1995,JPO
Patent JP-S627217-A (JP)
Title: Sampling bias adjusting system
Inventor: KANEZAKI YUKIO
IPC: G01R13/34
Filed: 1985-07-03
Abstract: PURPOSE:To improve remarkably the accuracy of signal reproduction by storing a low frequency signal outputted at the preceding sampling period and changing the bias in response to a storage signal at the next sampling period so as to obtain always an optimum bias. CONSTITUTION:An input signal F is sampled at a prescribed period T by a sampling circuit 12, reproduced into a low frequency signal H and outputted via an amplifier 13. A part of the signal H is converted sequentially by a A/D converter 14 into a digital signal and stored in a RAM 15. The digital signal corresponding to the low frequency signal by one sampling period is stored in the RAM 15, the digital signal is read sequentially synchronously with the sampling period at the input signal sampling and converted into an analog signal with the same waveform as that of the signal H by a D/A converter 16 and outputted to a strobe signal generating circuit 17 as a bias signal. The circuit 17 outputs a strobe signal having an amplitude controlled by the bias signal to the circuit 12 synchronously with a sampling signal G from a cable driver of a radar module section.
Patent JP-S626806-A (JP)
Title: Rear suspension for vehicles
Inventor: KAMI YOZO
IPC: B60G3/20
Filed: 1985-07-03
Abstract: PURPOSE:To aim at reduction in link length and improvement in the lowest road clearance, by forming an extension part, projecting more ahead than a body side pivoting part, in the front end side of a trailing arm, while connecting a piece among plural lateral links to this extension part. CONSTITUTION:A rear suspension consists of a trailing arm 1, being pivotally attached to a car body at the front end side and set up in a longitudinal direction of the car body under supporting a wheel 16 on the rear end side in free of rotation, and plural lateral links 21-41 to be set up loterally of the car body. In the case above mentioned an extension part 5 projecting more ahead than a body pivoting part E is formed in the front end side of the arm 1, and a piece among these lateral links 21-41, for example, the first lateral link 21 is connected to this extension part 5. With this constitution, the first lateral link 21 comes nearer to the pivoting point E so that the link length is reducible.
Patent JP-S626814-A (JP)
Title: Rear suspension for vehicles
Inventor: KAMI YOZO
IPC: B60G3/20
Filed: 1985-07-03
Abstract: PURPOSE:To aim at reduction in the extent of link length, by connecting a piece among plural lateral links to a point more frontward than a pivoting part at the body side of a trailing arm, while setting up this body side connecting point in a position more frontward than a connecting point at the trailing arm side. CONSTITUTION:A rear suspension consists of a trailing arm 1, being pivotally attached to a car body at the front end side, supporting a wheel 16 at the rear end side, and to be set up in a longitudinal direction of the car body, and plural lateral links 21-40 whose one end is connected to the car body and the other side to the arm 1 respectively, and to be set up sidelong of the car body. In the mentioned above, a piece among these links 21-41, for example, the first link 21 is connected to a point more frontward than a body side pivoting point E. And, a body side pivoting point F of this first link 21 is set up in a position more frontward than an arm side pivoting point A. With this constitution, toe rigidity is highly maintainable, while a toe-in angle at the time of bounding or rebounding is enlargeable.
Patent JP-H039547-A (JP)
Title: Semiconductor substrate storing container
Inventor: FUJII KAZUKI
IPC: H01L21/673
Filed: 1989-06-07
Abstract: PURPOSE:To enable the wafer pick-up direction to be arbitrarily set up simply by resting a cassette by a method wherein a pair of cylindrical protrusions to be a rotary holding axes for tilting a storing container by the dead weight thereof is provided on the symmetrical positions on both side surfaces of a storing guide part. CONSTITUTION:A pair of cylindrical protrusions (cassette holders 5) is provided on both side surfaces of a wafer storing guide part 1 while the segment connecting the pair of cassette holders 5 is drawn in the position not passing through the minimum region containing all centers of gravity of the whole cassette realizable during the cassette application. When a cassette to be rested is lowered as it is held by the cassette holders 5 firstly held on fixed cassette rests 6, the cassette is turned on the axis of the segment connecting the pair of cassette holders 5. At this time, the cassette is held by the other movable cassette rests 7 so that the turning of the cassette may be stopped as soon as the wafer pick-up direction makes an arbitrary angle with the horizontal surface so as to be stabilized as it is. Through these procedures, the wafer pick-up direction can be arbitrarily set up simply by resting the cassette.
Patent JP-S63309506-A (JP)
Title: Reactive polymer composition
Inventor: KAYANO HIROMICHI
IPC: C08F36/00
Filed: 1987-06-12
Abstract: PURPOSE:To obtain the composition as a reactive polymer having ionic polymerizability and radial polymerizability for use in coating materials etc., by radical-polymerizing a specified substituted phenoxyallene compound. CONSTITUTION:A substituted phenoxyallene compound of formula I (wherein X is a 1-4C alkoxy, 1-4C alkyl, halogen or cyano and n is 1-3) is radical- polymerized or ionically polymerized at 60-150 deg.C for 20-50hr in the presence of a polymerization initiator and, optionally, a chain transfer agent to obtain the title polymer composition having a number-average MW of 1,500-100,000 and a main chain comprising repeating units of formula II or III. If necessary, a substituted phenoxyallene compound of formula IV (wherein X' is H or X) and an alpha,beta-ethylenically unsaturated compound are radical-polymerized or ionically polymerized together to obtain the title polymer composition having a number-average MW of 1,500-100,000 and a main chain comprising structural units of formulas V-VII (wherein R is an alkyl ester, phenyl or cyano, and R' is H or CH3).
Patent JP-H05312500-A (JP)
Title: Method and apparatus for detecting residual gunpowder
Inventor: OKAMURA MITSUMASA
IPC: F42D5/02
Filed: 1992-05-13
Abstract: PURPOSE:To provide a method and an apparatus for detecting residual gunpowder which can simply and effectively detect unexploded gunpowder after blasting is finished. CONSTITUTION:In a blasting method to be executed by charging gunpowder 16 in a plurality of gunpowder charging holes 14 formed on a coal face 12a, an aluminum foil 22 is wound fixedly on a periphery of gunpowder 16. After blasting is finished, detecting radio wave is transmitted and received by using a transmission/reception antenna 30 toward a region having possibility of presence of unexploded gunpowder. In this case, if the gunpowder 16 exists, a reflected wave which can be effectively detected without influence of circumstances of a periphery such as a rock bed, etc., is obtained from the foil 2 provided on the periphery of the gunpowder 16. Accordingly, a reception signal to be obtained from the antenna 30 is analyzed by using residual gunpowder detecting means 50 to accurately detect presence of the unexploded gunpowder 22.