baber/WOPTO huggingface dataset:
Patent JP-H10274919-A (JP)
Title: Educational aided system
Inventor: YOSHIDA ICHIRO
IPC: G06Q50/00
Filed: 1997-03-31
Abstract: PROBLEM TO BE SOLVED: To aid learning in accordance with the level of a learner at a desired time and in a desired place by enabling each learner to obtain teaching aid from a teaching aid data base by using a WWW brouser by a computer installed at his own seat and transmit the answer to the teaching aid to a server computer, and by marking and evaluating the answer in the sever computer. SOLUTION: A WWW server 1 transmits the teaching aid to the learner (member of class) through a network device 3 to perform communication with respective terminals for learning 5a and 5b (client) through a network 4 and receives the answer data from the learner. The server 1 decides the understanding degree of the learner, provides the teaching aid in accordance with the learning level of the learner, marks the answer from the learner, and displays the result and the progressing degree of the learning of the learner as a list. Besides, it retrieves information related to the teaching aid from other information source existing on the network in accordance with a requirment from the terminals 5a and 5b, and transmits it to the terminals 5a and 5b of a requiring origin.
Patent JP-H04312621-A (JP)
Title: Formation of foundation
Inventor: SUZUKI HIROYUKI
IPC: E02D27/28
Filed: 1991-04-12
Abstract: PURPOSE:To uniformly increase the strength of ground without use of large-scale machines as well as make the following excavating operation easier without changing the pH value of ground when forming a foundation in the cohesive soil ground having less than a given inner friction angle. CONSTITUTION:A cohesive soil of an inner friction angle of 15 deg. or less is mixed with a hydrated calcium silicate porous powder 2 in a proportion of 50-200kg/ m<2>/unit volume. A latticed net 1 having a tensile strength of 1-5tonf/m per unit width is placed horizontally with a placing width 5 of 1-3 times the foundation width 4 at an interval 6 of 0.5-1.0 times the width of foundation, and the foundation is formed on the nets 1.
Patent JP-H11275566-A (JP)
Title: Monitoring camera apparatus
Inventor: KAMAE TAKAO
IPC: H04N5/225
Filed: 1998-03-26
Abstract: PROBLEM TO BE SOLVED: To simplify the installation work of a sensor for abnormality detection and monitoring cameras by providing a distance measuring means as a sensor, successively stopping a selection mode when change exceeding prescribed value is identified in distance information and continuously selecting and outputting an output of a camera whose change is recognized. SOLUTION: Monitoring cameras #1 and #2 are each provided with a distance measuring instrument 8 that is a distance measuring means which is integrally formed with the each camera #1 and #2 and measures the distance up to an object 4 that is almost in the center of a view angle of the each camera #1 and #2. Further, a video switching device is provided with an operation mode which identifies the change of output distance information of the instrument 8, stops an operation mode that automatically and successively selects an output of the camera #1 or #2 when change exceeding prescribed value is identified in the output distance information and continuously selects and outputs an output of the camera #1 or #2 in which the change is identified.
Patent JP-H09271890-A (JP)
Title: Molten metal pouring hole
Inventor: ONUMA HIROSHI
IPC: B22D18/04
Filed: 1996-04-02
Abstract: PROBLEM TO BE SOLVED: To obtain a molten metal pouring hole obtaining good maintenance and repeatedly useable at low cost without entrapping the air, gas, etc., at the time of pouring the molten metal by arranging a fall-down preventing means of a refractory on the surface of a sprue bush covering the surface with the refractory material. SOLUTION: A mold 5 forming mold gap parts 4 communicated with runners is arranged in a charging part 2 arranging the molten metal pouring hole 1. In the charging chamber for reducing pressure casting, the surface of the sprue bush 7 of the molten metal pouring hole 1 is covered with the refractory material 9 and further, the fall-down preventing means 8 of the refractory material is arranged on the surface. As the fall-down preventing means, e.g. gauze, groove having projecting and recessing parts, tapered surface, etc., are desirable. Further, the sprue bush is desirable to constitute with a cylinder and a flange made of non-permeable material. Further, the refractory material is desirable to facilitate formation, repairing, regeneration, etc., by using cold box sand, alumina, ceramic fiber, etc.
Patent JP-H01251878-A (JP)
Title: Automatic focusing device
Inventor: YAMADA KUNIHIKO
IPC: H04N5/232
Filed: 1988-03-30
Abstract: PURPOSE:To surely detect whether it is the camera movement or the change of only a object by detecting the changing quantity of a picture plane with the use of a difference value between areas mutually adjacent at the time of detecting the camera movement. CONSTITUTION:In case of the camera movement of which entire picture plane is moved, an S' to indicate its changing quantity takes a greater value. Consequently, the value of the S' is compared with a previously set prescribed value Sr, it is respectively decided as the movement of the camera in case of S'>=Sr and as the movement of the subject in case of S'<Sr, an automatic focusing action is stopped by forcibly stopping a motor in case of the camera movement under the condition of S'>=Sr and the automatic focusing action is continued in case of S'<Sr. Thus, the camera movement can be detected.
Patent JP-S62238120-A (JP)
Title: Control cable and transmission actuating device for automobile using said cable
Inventor: UNEME MASATO
IPC: F16H61/36
Filed: 1986-04-07
Abstract: PURPOSE:To reduce the space for the arrangement of cables by constituting a cable such that an inner cable and No.1 outer casing are slidably inserted into No.1 flexible outer casing and No.2 flexible outer casing respectively. CONSTITUTION:A control cable 1 is constructed such that an inner cable 2 is slidably inserted into No.1 flexible outer casing 5, and No.1 outer casing 5 is slidably inserted into No.2 flexible outer casing 9, and then is installed between the transmission (not shown) of an automobile and an actuating lever 14. Owing to this constitution, the shifting operation of the actuating lever 14 causes the inner cable 2 to slide within No.1 outer casing 5 for actuating the transmission. And simultaneously the selective actuation of the lever 14 causes No.2 outer casing 9 to slide by way of a spherical body 15, a connecting rod 44, a bellcrank 40, a shaft 41, and a connecting member 33 for actuating the transmission. As a result, a single cable is capable of having two functions for reducing the space for the arrangement of cables.
Patent JP-H10274150-A (JP)
Title: Stroke amount regulating device for reciprocating pump
Inventor: KINUGAWA MORIHISA
IPC: F04B9/04
Filed: 1997-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a stroke amount regulating device to provide a desired delivery amount such that a stroke amount of a pump shaft is easily and rapidly variable and be excellent in readiness. SOLUTION: A stroke amount regulating device for a reciprocating pump comprises an eccentric cam 23 engaged with a pump shaft 17 so as to be rotationally driven and reciprocate a pump shaft 17 at a delivery stroke: and a regulation cam 26 arranged on the pump shaft 17 and engaged with the eccentric cam 23 so as to reciprocate the pump shaft 17 at a suction stroke. By varying the engaging surface of the regulation cam 26 engaged with the eccentric cam 23, a stroke amount of the pump shaft 17 is regulated.
Patent JP-H10275432-A (JP)
Title: Disk drive device
Inventor: OKABE MITSURU
IPC: G11B21/08
Filed: 1997-03-31
Abstract: PROBLEM TO BE SOLVED: To normally execute on-tracking upon completion of rough seek operation by detecting a frequency of a traverse signal of tracking at the time of the rough seek operation and executing tracking operation at the point of time when the frequency of the traverse signal upon completion of rough seek movement becomes less than a prescribed frequency. SOLUTION: A thread moving amt. is detected by a system control part 8 using a position/speed sensor 12, and at the point of time of a judgment of the movement of a necessary moving amt. to an objective address, the rough seek operation is finished. It is also discriminated by the system control part 8 that whether or not the frequency fTR of the traverse signal, obtained by a frequency count function 8a is lower than an on-servo frequency fX which is decided by the performance of an optical head 3 and a tracking servo head, etc., and if fTR>fX, this condition is on standby as it is, and at the point of time when fTR<fX becomes effective, on-tracking control is performed by a servo circuit 7. By this method, access can be enhanced in its stability and rapidity.
Patent JP-S566685-A (JP)
Title: Revolution speed controlling device for motor
Inventor: FURUHATA TAKASHI
IPC: H02P7/288
Filed: 1979-06-27
Abstract: PURPOSE:To economize the power consumption in a control system and also improve starting characteristic by obtaining a binary digital data corresponding to the phase difference between a revolution phase signal and a reference signal and by performing control of a driving circuit according to the difference between the said digital data and the revolution speed signal. CONSTITUTION:A revolution phase signal F is obtained by having a detector 8 corresponding to a rotating disc 7 which is connected to a motor 6, the said signal F is compared with a reference signal H using a digital phase comparator 14 and obtain a binary digital data D corresponding to the phase difference. Also a revolution speed signal A is obtained by corresponding another detector 12 to the rotating disc 7 and the signal B which passed through a pulse shaping device 13 is input to a digital pulse width modulator 15. The binary digital data D and the signal B are compared by the digital pulse width modulator 15 and a driving circuit 5 is controlled by the difference P obtained by the modulator 15. As a result, the control system can be highly integrated, miniaturized, economized in power consumption and stabilized as well.
Patent JP-H11262146-A (JP)
Title: Bolt removing preventing structure for junction point of power transmission tower
Inventor: YOSHIMURA HIRONORI
IPC: H02G7/00
Filed: 1998-03-12
Abstract: PROBLEM TO BE SOLVED: To prevent intentional bolt pull out at the bolt joint area of the leg of the main pole of a power transmission tower. SOLUTION: A circular flange 4 fixed at the lower end of leg portion of main pole member 1 of a circular steel pipe of the power transmission tower and a circular flange 5 fixed to the upper end of iron pole 3 of base side of the circular steel pipe embedded to the base concrete are jointed with a plurality of bolts and nuts. A guard 8 made of steel has a split structure consisting of a couple of cover pieces 9, each cover piece 9 being composed of a side surface plate 11, a lower surface plate 12 and an upper surface plate 13. When these two cover pieces 9 are jointed, the parts of the flanges 4, 5 jointed by bolts are covered with a guard 8 consisting of two cover pieces 9. A stopper welding hole 9a is provided to the side surface plate 11 of each cover piece 9. Each cover piece 9 is welded to the external circumference surface of flanges 4, 5 with the stopper welding hole 9a.  Since a wrench cannot be used to the head 6a of bolt and nut 7, pull out of bolts can be prevented.
Patent JP-H11335197-A (JP)
Title: Production of dislocation-free silicon single crystal, and dislocation-free silicon single crystal ingot
Inventor: IWASAKI TOSHIO
IPC: C30B29/06
Filed: 1999-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a dislocation-free silicon single crystal by which the yield is improved by omitting or shortening the formation of a tail part, and the load of a crystal production step is reduced by dipping a silicon single crystal during growth, and thereafter separating the silicon single crystal from the molten liquid. SOLUTION: A crucible 6 arranged in a pulling-up furnace 1 is heated by a heater 4 and an insulating material 3, and Ar gas or the like is introduced from a gas- introducing opening 10 at 1-15 m/sec flow velocity. A single crystal during growth, hung by a wire 7 is lowered while rotating at 0.1-8 rpm in a molten liquid M of a polycrystal silicon in the crucible 6 rotating at 3-20 rpm, and dipped while regulating the relative velocity to the surface of the molten liquid so as to be 0.001-1,000 mm/min. The dipped length is regulated so as to be 1-30 mm, and the dipped material is held for <20 min, and pulled up at 5-300 mm/min relative rate to separate the pulled up material from the molten liquid M, and to provide the objective single crystal silicon having a solid-liquid interface shape convexly curved downward.  The polycrystal silicon contains <=0.2 ppba (P+As), <=0.1 ppba (B+Al), <=0.2 ppma C and the like without main element silicon.
Patent JP-S59205048-A (JP)
Title: Method of operating stationary automatic double- stepless speed change gear and device therefor
Inventor: KONNO TOMIO
IPC: F16H3/68
Filed: 1983-05-08
Abstract: PURPOSE:To obtain a miniature and lightweight stepless speed change unit, by providing such an arrangement that, of three parallelly arranged cylindrical gears, the gears on both sides are provided with axially movable gears with which the function of stepless speed change may be obtained when they are axially moved. CONSTITUTION:Three cylindrical gears 5, 7, 5 are disposed between a stationary bed 1 and a stationary core 8, the gears 5 on both sides being provided with axially movable gears 4 meshed with the intermediate cylindrical gear 7, and power transmitting gears 2 are provided to the outer end shaft parts of the gears 5. The stationary core 8 rotatably supports at its both ends circular gears 3 each having a gear section formed in the outer peripheral section thereof and meshed with the associated power transmitting gear 2 and a power input and output receiving gear 9 formed in the center section thereof, each receiving gear 9 being meshed with the associated power input and output gear 6. The movable gears 4 are axially moved by a suitable moving means in accordance with operating conditions, thereby, a desired stepless speed change condition may be obtained.
Patent JP-H1150123-A (JP)
Title: Dephosphorize-refining of molten iron in converter
Inventor: TANAKA HIDESHIGE
IPC: C21C5/28
Filed: 1998-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a smooth dephosphorize-refining method of molten iron in a converter. SOLUTION: (a) The molten iron is charged into the converter and (b) during oxygen-blowing to the molten iron, slag-making material containing CaO is continuously charged into the converter. At this time, the slag-making material containing CaO is desirable to be continuously charged for 2 min after charging the molten iron. Further, at this time, the slag-making material containing CaO is desirable to be charged into the converter so as to maintain the basicity (CaO wt.%/SiO2 wt.%) of the slag at 0.5-2.5.
Patent JP-H02259696-A (JP)
Title: Touch controller for automatic playing piano
Inventor: TAMAKI TAKASHI
IPC: G10G3/04
Filed: 1989-03-30
Abstract: PURPOSE:To correct the fluctuations between the dynamic characteristics of respective keys and to reproduce exact performances by providing a memory means which stores the correction value for respective keys and controlling the reference driving quantity of the respective keys. CONSTITUTION:This device has the memory means AM which stores the correction value for the respective keys and a key driving means KD drives the respective keys according to the command signal from a controller. The respective keys are driven by the reference driving quantities by an actuating means DS and a string striking speed detecting means HS detects the string striking speeds of respective hammers. A correction value calculating means AC calculates the deviation from the target key striking speed corresponding to the reference driving quantity as the correction value for each of the keys in accordance with the string striking speed from the respective hammers and stores the correction value in the memory means AM. the correction value is updated to the latest value by an updating means RW. The exact reproduction is executed in this way regardless of the fluctuations in the string striking speeds between the respective keys.
Patent JP-H06285802-A (JP)
Title: Sawed timber-sorting attachment in sawing machine
Inventor: IMAMURA HIROSHI
IPC: B27B31/08
Filed: 1993-04-07
Abstract: PURPOSE:To make stable sorting possible even when sorting levers are actuated at high speed by a method wherein rollers, which keep one of sawed-apart lumbers on feeding conveyor, are raised in interlocking with the rising motion of the sorting levers, which separate a product from the remaining material, in chevron-like fashion. CONSTITUTION:At one side of a plurality of feeding conveyors C, which are arranged in series at the rear of a sawing machine, a rotating shaft L1 is provided. All sorting levers L, which are provided between the respective conveyors C are fixed to the rotating shaft L1, are raised to their sorting positions by means of a double cylinder L2, which is provided on one of the levers L. An attachment 10 supports a keep roller 11 through a supporting arm 12, which is protrusively provided at the front end of the rotating shaft L1. The keep roller 11 is made vertically movable by a cylinder 14. When a detector detects the rear end of the sawed-apart lumber W, the cylinder 14 is actuated so as to keep a product W1 by the keep roller 11. Next, after being raised together with the sorting levers L, the keep roller 11 is released, resulting in falling of the product W1 along leg sides La.
Patent JP-S5912987-A (JP)
Inventor: NIKORASU PII GUREKO
IPC: C10C1/00
Filed: 1983-05-09
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-H11285210-A (JP)
Title: Outer rotor motor and its manufacture
Inventor: DEGUCHI MANABU
IPC: H02K17/02
Filed: 1998-03-27
Abstract: PROBLEM TO BE SOLVED: To provide an outer rotor motor which enables the suppression of the penetration of foreign substances into a gap between a stator and a rotor and, furthermore, enables the improvement in the moisture resistance of its outer rotor. SOLUTION: An outer rotor motor has a stator 10, which generates a rotary magnetic field and molded with thermosetting resin 3 and a rotor 11 provided outside the stator 10 and rotated by the rotary magnetic field. A cover which covers at least a part of the outer circumference of the rotor 11 is provided, and the cover is formed integrally with the stator 10 through molding of the resin 3.
Patent JP-S525275-A (JP)
Title: Transistor
Inventor: AZUMA TAKASHI
IPC: H01L21/331
Filed: 1975-07-02
Abstract: PURPOSE: To facilitate higher hFE characteristics without raising base resistance for the power transistor having higher voltage tolerance, current capacity and wider ASO. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H04294944-A (JP)
Title: Parts taking out and tightening device
Inventor: SHIMIZU HIDEKAZU
IPC: B23P19/06
Filed: 1991-03-19
Abstract: PURPOSE:To obtain a parts taking out and tightening device which is arranged so that a serial flow from parts taking out to work tightening may be conducted by means of one device. CONSTITUTION:At a parts taking out and tightening device which is arranged that a component taken out from a supply portion may be painted with a bonding agent and fitted to a work at a tightening portion, a three axis movement mechanism which is movable between the above supply portion and the bonding agent painting portion and the tightening portion in squarely meeting three axis directions, is provided, and a tightening unit is provided at this three axis movement mechanism. And a nut runner provided at this tightening unit is made rotatable in a perpendicular surface by means of a rotary mechanism, and a component at the supply portion is taken out by means of the nut runner made in a perpendicular posture, and at the tightening portion, tightening is done by making it at a horizontal condition. Also, a ball plunger for holding a socket component provided at the tip of the nut runner is provided. Thus, the cost of facility becomes inexpensive and space saving becomes possible by conducting a series of operations by means of one device.
Patent JP-H08278470-A (JP)
Title: Optical isolator and its production
Inventor: KANAIZUKA TADAHITO
IPC: G02B27/28
Filed: 1995-04-06
Abstract: PURPOSE: To make it possible to inexpensively produce an optical isolator by housing a Faraday rotator which is kept held with two annular parts into cylindrical parts and fixing these annular parts and the cylindrical parts by solder. CONSTITUTION: The Faraday rotator 1 which is held by two sheets of lead tin solder 4 and is further held by the two annular parts 3 is housed into the cylindrical parts 2 consisting of a permanent magnet of an SmCo system. The solder is then melted to fix the cylindrical parts 2 and the annular parts 3. A metallic holder fixed with polarizing glass by low melting glass so as to hold the Faraday rotating parts formed in such a manner is installed and after the direction of the polarizing glass is so adjusted as to minimize the transmittance of the IR ray, the metallic holder is fixed by the solder, by which the optical isolator is produced. The annular parts 3 are metallic rings if the cylindrical parts 2 are permanent magnets for impressing magnetic fields on the Faraday rotator 1.
Patent JP-S59206643-A (JP)
Title: Method of controlling idling rotational frequency of internal-combustion engine
Inventor: ITOU TOSHIMITSU
IPC: F02D31/00
Filed: 1983-05-10
Abstract: PURPOSE:To prevent hunting in a method of controlling the idling rotational frequency of an internal-combustion engine, by controlling a by-pass for a throttle valve to remain opened or closed, when the number of times of opening and closing of the by-pass in a prescribed time has exceeded a predetermined value. CONSTITUTION:If a count C2 in a control routine executed in every 32msec has exceeded a prescribed value A, a control signal is send out to open an air control valve to open a by-pass. If the count C2 is lower than the prescribed value A and another count C1 is higher than a prescribed value B, a count CVSV is increased by 1 only when a count CVSVON is lower than a prescribed value L1. When the count CVSV is not lower than a prescribed value L2, the air control valve is opened. When the count a CVSV is lower than the value L2, the count CVSVON is made zero and the air control valve is thereafter closed. When the count CVSV is not lower than the value L2, the air control valve is opened even if an air control valve closing condition is established.