baber/WOPTO huggingface dataset:
Patent JP-2000319817-A (JP)
Title: Suspension structure of construction and constructing method for hanging floor slab
Inventor: OKIMOTO MASAYUKI
IPC: E01D19/12
Filed: 1999-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a suspension structure for a hanging floor slab or the like which can be easily constructed and manufactured at low cost. SOLUTION: This suspension structure for a construction is constituted of a plurality of steel elements supported at a specified height above ground. The steel element is constituted of linear steel sheet pile 3, and the steel sheet piles 3 adjacently arranged through a fitting coupling 4 extended along both sides of the steel sheet pile 3 are fitted and connected to constitute a hanging floor slab 2 of a hanging bridge 1.
Patent JP-S5653597-A (JP)
Title: Induction motor speed control device
Inventor: IZUMIYAMA ATSUO
IPC: H02P25/04
Filed: 1979-10-09
Abstract: PURPOSE:To eliminate the influence of frequency by a method wherein a condenser is charged and discharged through variable resistance and a fixed condenser by the voltage between both poles of a current control element serially connected with an electromotor and said voltage is impressed on a control element gate. CONSTITUTION:An induction motor 6 and a current control element 7 are serially connected with an AC power 9 to charge and discharge a condenser 5 through the composite impedance of variable resistance 3 and a fixed condenser 2 by the voltage between both poles of the control element, said voltage is impressed on a gate 10 of the control element 7 to control the revolution speed of the motor 6. By further properly selecting the value of the variable resistance 3 and the condenser 2 and the  like in this way a widely usable control device, of which control action does not  depend on whether the power source frequency of 50Hz or 60Hz, can be obtained.
Patent JP-S5755783-A (JP)
Title: Group driving system for motors
Inventor: INOUE YASUO
IPC: H02P5/60
Filed: 1980-09-17
Abstract: PURPOSE:To make the source of a subordinate motor and the source of a main motor common for reducing the cost of installation by a method wherein a system is composed by using a thyristor motor which consists of a frequency converter and a synchronous motor as the main motor and by using a DC motor as the subordinate motor. CONSTITUTION:A brushless synchronous motor is used as a main motor 21 and is connected to a source through a source-side rectifier 26, a motor-side rectifier 26' and reactors 25, 25' and at the same time the rectifiers 26, 26' are controlled by giving a signal from a speed detector 23 and a signal from a speed setting device 27 to a control circuit 28. A DC motor is used as a subordinate motor 21A which is group-driven with the main motor 21 and it is connected to the output-side of the source-side rectifier 26 through the reactor 25'. With above method no independent exclusive source is necessary for the subordinate motor 21A so that a group driving system of a low installation cost is composed.
Patent JP-S618896-A (JP)
Inventor: TANAKA HIDEKI
IPC: H05B33/12
Filed: 1984-06-22
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-S6021682-A (JP)
Title: Intermittent recording method
Inventor: IKEDA SUSUMU
IPC: H04N5/91
Filed: 1983-07-16
Abstract: PURPOSE:To attain intermittent recording having a complete tape format by conducting forward N-frame feeding and reverse (N-1)-frame feeding and recording a video signal at one frame section during the forward feeding. CONSTITUTION:The intermittent recording is conducted by repeating the operation to record for one frame's share during forward 2-frame feeding   halt  reverse one-frame feeding   halt. A 1/2 frequency-division circuit 11 and a changeover switch 12 inputs the 2nd control signal at forward 2-frame and the 1st control signal at reverse 1-frame to a slow tracking monostable multivibrator 13 respectively. The forward/reverse feeding is realized by inverting a drive direction changeover circuit 17 from a timing control circuit 10. The intermittent picture recording is attained by generating the timing for one frame's share at the forward 2-frame feeding at the circuit 10 and controlling an output of a recording circuit 5 at a gate 6 so as to record a signal with a video head.
Patent JP-S617853-A (JP)
Title: Production of photosensitive material for lithographic printing plate
Inventor: INUKAI YUUZOU
IPC: G03F7/00
Filed: 1984-06-22
Abstract: PURPOSE:To obtain a photosensitive material for a lithographic printing plate which permits printing with high quality at a low cost without printing staining by providing successively a photosensitive layer and photoconductive insulating layer on a conductive base having a hydrophilic surface and specifying the viscosity of the coating liquids to be used for forming said layers at specific viscosities. CONSTITUTION:The photosensitive layer 11 and the photoconductive insulating layer 10 are provided in this order on the conductive base 13 having the hydrophilic surface. The coating liquids for forming the layers 11, 10 of which at least one has 100cps viscosity are coated thereon. An intermediate layer 12 may be provided between the layer 11 and the layer 10 and >=2 kinds of the coating liquids may be simultaneously coated in lamination. The diffision and mixing of the photoconductive compd., etc. in the layer 10 into and with the other layer since the coating until the formation of the coated films is completed are prevented by specifiying the viscosity of at least one kind of the coating liquids at >=100cps. The effect thereof is additionally improved by providing the layer 12. The simultaneous coating of two kinds of the coating liquids P1, P2, P3 in lamination on the base 3 by extrusion etc. is more preferable. The photosensitive material for the lithographic printing plate having high quality without printing staining is thus obtd. at the low cost.
Patent JP-H09309445-A (JP)
Title: Handle joint
Inventor: WATANABE JIYUNYA
IPC: B62D1/20
Filed: 1996-05-24
Abstract: PROBLEM TO BE SOLVED: To provide a handle joint which can maintain a uniform motion property constantly. SOLUTION: In this handle joint, the first shaft stay 33 fixed to the first housing 20, and the second shaft stay 37 fixed to the second housing 23 are crossed at a specific round hole 30 on a central stay 28, and fixed being fastened by a bolt 41. As a result, by the supporting structure by the first and the second shaft stays 33 and 37, and the central stay 28, the first connecting shaft 2 and the second connecting shaft 3 can be supported at two points, through the bearings at three positions, at the bearings 17 and 18, the bearings 21 and 25, and the bearing 25.
Patent JP-H08281474-A (JP)
Title: Low hydrogen base vertical downward welding coated arc welding bar
Inventor: YAMANE KUNIHIDE
IPC: B23K35/365
Filed: 1995-04-12
Abstract: PURPOSE: To provide a low hydrogen base vertical downward welding coated arc welding bar where the welding workability is excellent and a welded metal with the excellent cracking resistance can be obtained. CONSTITUTION: This welding bar is coated with a coating material containing 2 to 10wt.% SiO2 , 28 to 60wt.% carbonate, 0.3 to 8wt.% metal fluoride, 3 to 15wt.% sum of one or two kinds of Si or Mn, 0.1 to 3wt.% sum of more than one kind of Al, Mg or Ti, and 0.1 to 0.7wt.% V, and being incorporated with a binder on the coating.
Patent JP-H06318907-A (JP)
Title: Optical amplifier alarm circuit
Inventor: ATOZAWA MIZUMASA
IPC: H04B10/572
Filed: 1993-05-07
Abstract: PURPOSE:To decide the degradation in an optical amplifier without depending on the mark ratio of an input signal. CONSTITUTION:An optical signal outputted from an optical transmitter 1 is amplified by an excited erbium adding optical fiber 2 and inputted to a beam splitter 4. The optical signal inputted to this beam splitter 4 is branched into two signals, one signal is outputted to a transmission line and concerning the other signal, the average power of the optical signal outputted by a photodetector 5 and an amplifier 6 is detected. An excited light source 3 of the optical amplifier is driven by an excited light source driving circuit 7, and the current value is monitored by a resistor 8 and a differential amplifier 9. The driving current of the excited light source 3 is used for deciding the degradation of the optical amplifier but since the threshold value of degradation decision is changed in proportion to the mark rate of the optical signal outputted from the optical transmitter 1, the degradation in the optical amplifier can be decided without depending on the mark ratio.
Patent JP-H09310593-A (JP)
Title: Segment for tunnel lining body
Inventor: MIYASHITA YOSHITAKA
IPC: E21D11/14
Filed: 1996-05-24
Abstract: PROBLEM TO BE SOLVED: To absorb swelling pressure working from a bedrock, to decrease strength required for a segment and to reduce tunnel construction cost by annexing a rigid urethane foam onto the outer side face of the segment made of steel. SOLUTION: The ground in the periphery of one or a plurality of juxtaposed tunnels is frozen, and the tunnels are enlarged or bound. A displacement absorber consisting of a rigid urethane foam F is annexed onto the outer side face of a segment 11 made of steel used for the technique. Consequently, the rigid urethane foam F is not shrunk at the approximately earth and water pressure of a bedrock, but it is shrunk when swelling pressure by a frost works. Accordingly, since swelling pressure is absorbed, strength required for the segment 11 made of steel is decreased, the design and manufacture, etc., of the segment are facilitated, and tunnel construction cost can be reduced.
Patent JP-H06341440-A (JP)
Title: Retainer for rolling bearing
Inventor: ISHIHARA KENJI
IPC: F16C33/56
Filed: 1993-06-01
Abstract: PURPOSE:To prevent abnormal wear even if lubricating grease is deteriorated, and correctly retain rolling bodies, by forming a retainer for rolling bearing out of aluminum base composites consisting of reinforcement such as ceramic fiber or grain. CONSTITUTION:606lAl alloy, 4032Al alloy, or the like is used as the matrix metal of aluminum base composites. Ceramic fiber or grain made of staple of silicon carbide or alumina as reinforcement is added to the Al alloy poweder, so as to form the aluminum base composites. Further the alminum base composites can be formed out of hybrid material combined together from over two sorts of reinforcement such as ceramic fiber and whiskers. Further, hybrid material formed by adding solid lubricant such as carbon fiber, boron nitride, lead powder to reinforcement can be also used. The volume fraction is set to be in a range from 10 to 30%.
Patent JP-H09308710-A (JP)
Title: Iron golf club set
Inventor: SHIRAISHI TAKAYUKI
IPC: A63B102/32
Filed: 1996-05-24
Abstract: PROBLEM TO BE SOLVED: To raise the level of correspondence among a loft angle, a ball path and a carry by establishing a linear correlation between a distance from the center of gravity to a plane including a shaft axis in parallel to a leading edge, and the loft angle, and keeping constant the dispersion of the ball path and the carry corresponding to the loft angle dispersion. SOLUTION: A linear correlation is established between the loft angle αof a club head 1 of each number and a distance L from the center of gravity G of the club head of each number to a plane in parallel to a leading edge 1a and inclusive of a shaft axial line X. A ball bath and a carry corresponding to the loft angle of each number are thereby made to fall within the range of constant dispersion. When the distance L is pertinently adjusted, an iron club set can be used at easy by all players including a beginner and an expert. For example, the distance L is enlarged according to the loft angle α and at the same time, a relation between the loft angle a and the distance L, when plotted, is established to fall within a parallelogram having the prescribed breadth.
Patent JP-S5653125-A (JP)
Title: Preparation of polyurethane
Inventor: SHINTANI AKIRA
IPC: C08G18/65
Filed: 1979-10-09
Abstract: PURPOSE: To prepare a polyurethane having excellent processability and mechanical properties, without the problem of toxicity, by using bis(methylhydroxyethoxy)- benzene, etc. as a curing agent of a prepolymer.  
     CONSTITUTION: An isocyanate-terminated urethane prepolymer obtained by reacting a polyisocyanate with a polyol under the condition to give excessive isocyanate groups, is reacted with a curing agent comprising (A) bis(methylhydroxyethoxy)benzene or a mixture of (A) and (B) a chain polyol having two or more hydroxyl groups in a moleculd and having a molecular weight of≤200, to obtain the objective polyurethane. The equivalent ratio of the total hydroxyl group in the curing agent to the isocyanate group in the prepolymer is pref. 0.9W1.1 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H09314078-A (JP)
Title: Ultrasonic washing method of mouth piece part for spinning synthetic fiber
Inventor: KATO HIROSHI
IPC: D01D4/04
Filed: 1996-05-24
Abstract: PROBLEM TO BE SOLVED: To provide an ultrasonic washing method to enable efficient the ultra sonic washing of a mouth piece parts for spinning a synthetic fiber having narrow pores. SOLUTION: In the ultrasonic washing method in which and ultrasonic vibrator transducer 4 is provided in a washing tank 1 and a matter A to be washed immersed in a washing liq. L is washed by radiating an ultrasonic wave from the ultrasonic vibrator transducer 4, the washing is executed in a range of 0-20 deg.C washing liq. L temp., <=1.5ppm resolved oxygen amount and 20-40l/min flow rate.
Patent JP-H0425478-A (JP)
Title: Printer
Inventor: SUDO NAGAKATSU
IPC: B41J2/485
Filed: 1990-05-22
Abstract: PURPOSE:To decrease a required memory capacity by a method wherein a means in which a dot image data is read by changing the definition of a written layer to a read layer, and a write-waiting layer which waits for the next writing to a write layer and a read layer are successively respectively changed in definition to the write-waiting layer, is provided. CONSTITUTION:An intermediate type printing data is edited by adjusting itself to a layer of a raster buffer 5'. When read of a font pattern corresponding to a layer 1#-5a and write into the raster buffer 5' have been completed, the layer #1-5a' is changed in definition to a read layer and besides read in a main scan direction of a dot image data written in the layer #1-5a' is started. A layer #2-5b' is defined as a write layer, and read of the font pattern 22 and write into the raster buffer 5' are started based on a code type printing data corresponding to the layer #2-5b'.
Patent JP-S63293773-A (JP)
Title: Optical recording medium
Inventor: IZAWA SHIGERU
IPC: G11B7/24091
Filed: 1987-05-27
Abstract: PURPOSE:To rapidly and accurately make an access to an optical recording medium by setting up band-like areas each of which is pinched with respective reference lines out of juxtaposed plural lines as data track areas, providing track number parts on the part of the reference line or the data track area along its longitudinal direction and providing clock bits on the reference line. CONSTITUTION:Plural band-like reference lines 4 are juxtaposed on a recording medium 2 provided on a card type substrate 1 and the band-like area pinched with respective reference lines 4 are set up as the data track areas 3. A 1st track number part B1 and a 2nd track number part B2 are formed on the data track area 3 and band-like lines from a 1st leading part A1 up to the 1st track number part B2 and from a 2nd track number part B2 up to a 2nd leading part A2 are continuously formed on the reference line 4. In addition, clock bits 5 are provided on the reference line 4 corresponding to a data recording part C. Consequently, a card type optical recording medium on which many data tracks are arranged can be also rapidly and accurately accessed.
Patent JP-2000316846-A (JP)
Title: Ultrasonograph
Inventor: KURIHARA HIROSHI
IPC: A61B8/00
Filed: 1999-05-11
Abstract: PROBLEM TO BE SOLVED: To provide an ultrasonograph capable of displaying ultrasonograms in which noises around a subject's organ are inconspicuous, while displaying the movement of the organ almost faithfully. SOLUTION: This ultrasonograph has a correlation coefficient storage memory 37 for storing a correlation coefficient corresponding to information about depth from the surface of the body of a subject and/or the amount of movement of the subject's body, and correlation coefficients corresponding to the readout addresses of frame memories 31, 32, 33 generated from a frame memory write/ read control circuit 34 are read from the correlation coefficient storage memory 37. From the correlation coefficient read, a frame correlation calculating circuit 36 calculates frame correlation.
Patent JP-H08319389-A (JP)
Title: Thermoplastic resin composition
Inventor: ARAKAWA TSUTOMU
IPC: C08L23/28
Filed: 1995-05-29
Abstract: PURPOSE: To obtain a thermoplastic resin composition having proper flexibility, excellent non-transitive property, permanent compression set and high-frequency fusing property. CONSTITUTION: The thermoplastic resin composition comprises 100 pts.wt. chlorine-containing resin composed of (A) 30-80wt.% vinyl chloride resin and (B) 70-20wt.% chlorinated polyolefin having 5-25cal/g heat of fusion of crystal measured using a differential scanning calorimeter and (C) 10-100 pts.wt. ethylene-ethylenic unsaturated compound-carbon monoxide copolymer.
Patent JP-H02309947-A (JP)
Title: Bubble generating bathtub
Inventor: HARAGA HISATO
IPC: A61H23/00
Filed: 1989-05-24
Abstract: PURPOSE:To vary a blow type without controlling an inverter and to reduce the electric shock accident affecting a person's life caused by a high frequency component by varying the speed of revolution by a thyristor Leonard control with respect to a DC motor for driving a circulating pump. CONSTITUTION:A pump driving device M of a circulating pump P is provided with a rotation speed detecting sensor 6 for detecting the speed of revolution of the circulating pump P, its detection output is sent to a control part and the speed of revolution of the circulating pump P is controlled. Therefore, a DC motor which can vary the speed of revolution of the circulating pump by varying an armature voltage is used as the pump driving device M for driving the circulating pump P. Subsequently, by varying a voltage by a chopper control by using a thyristor controller 50, the speed of revolution of the circulating pump P is varied. In such a way, the blow type can be varied without controlling an inverter, and an electric shock accident affecting a person's life caused by a high frequency can be reduced.
Patent JP-H0424091-A (JP)
Title: Sewing machine with automatic thread cutting mechanism
Inventor: SUZUKI HAJIME
IPC: D05B65/06
Filed: 1990-05-21
Abstract: PURPOSE:To prevent thread from slipping out when sewing is restarted by stopping the counting of pulse signals when a needle down stop command for a machine motor is inputted at the start of operation and holding a thread holding member at a thread holding position in such a manner that the end of needle thread is held for a predetermined period after the restart of operation. CONSTITUTION:Since a control mean C for holding thread controls a drive means 54 for holding thread in such a manner that, after the thread cutting action by means of a thread cutting mechanism 48 depending on the acting condition of a tension release mechanism 20 at the completion of sewing operation, a thread holding member is moved from a waiting position to a thread holding position, the end of needle thread is held by the thread holding member in conjunction with a holding force imparting member. When sewing is started by starting a machine motor 115 and when the means C has counted a predetermined member of pulse signals from a pulse signal generating means 126 under the operating conditions of the tension release mechanism, the thread holding member is moved to a waiting position to release the end of needle thread. On the other hand, when a needle stop command for the machine motor 115 is inputted at the restart of operation, the counting is stopped and the thread holding member is positioned at a thread holding position for a predetermined period from the restarting.
Patent JP-H01301018-A (JP)
Title: Torque detector for tapping machine
Inventor: OSE TAKAO
IPC: B23G1/16
Filed: 1988-05-27
Abstract: PURPOSE:To improve load torque detection accuracy by fixing a pair of encoders vertically through an elastic member then detecting the overlapping range of alits within the range of respecetive central angles 2theta and calculating the value of load torque. CONSTITUTION:Rotary force of a belt 12 is transmitted through a belt wheel 9, a spindle sleeve 7, an elastic member 13 and a spindle fitting member 15 to a spindle 2. First and second encoders 16, 17 are fixed respectively to the spindle pulley 7 and the spindle fitting member 15 with the elastic member 13 being held between them, where slits X, X'; and Y, Y' having central angle of 2theta are made respectively with phase shaft of theta. Overlapping degree of the slits X and Y, X' and Y' is detected through an optical detector 19, and when the elastic member 13 rotary deforms due to the load torque applied onto a tap the overlapping degree of the slit varies to vary the width of pulse outputted from the optical detector 19 thus enabling calculation of the value of load torque. By such arrangement, load torque can be detected accurately for both right hand and left hand screw tap.
Patent JP-H06321864-A (JP)
Title: New (meth)acrylate and its production
Inventor: TAKEUCHI HIROSHI
IPC: C07B61/00
Filed: 1993-05-10
Abstract: PURPOSE:To obtain a new compound having low volatility, odor and stimulation and high polymerization efficiency and useful as a component for paint. CONSTITUTION:The compound of formula I (R1 and R2 are H or CH3; (n) is 1-5), e.g. 2-benzyloxyethyl acrylate. The compound of formula I can be produced by the dehydrative condensation of an alkylene oxide-modified benzyl alcohol of formula II with (meth)acrylic acid or its derivative in the presence of an acid catalyst (e.g. p-toluenesulfonic acid) in a solvent (e.g. n-hexane). The compound of formula I can easily be homopolymerized or copolymerized with other compound having unsaturated double bond in the presence of a radical polymerization initiator, etc., under the action of heat, ultraviolet rays, electron rays, etc., and is useful as a raw material for ink, paint, adhesive, coating agent or molding resin.
Patent JP-S61288355-A (JP)
Title: Image display device
Inventor: WATANABE TATSUAKI
IPC: H01J29/80
Filed: 1985-06-17
Abstract: PURPOSE:To reduce the color phase irregularity at the horizontal ends of a screen, by making an electron beam acceleration electrode of a flat plate and providing the electrode with holes corresponding to the positions of passage of electron beams, and by attaching the electrode with horizontal support plates to the fluorescent screen. CONSTITUTION:In an image display device, a plurality of cathodes and a plurality of flat electrodes are disposed between a rear electrode and a screen and sealed in a glass container. An electron beam acceleration electrode block, which is provided between a horizontal convergence electrode 6a and a fluorescent surface 9, is constructed so that an acceleration electrode 23 made of a flat plate and having the same number of holes as the horizontal convergence electrode 6a is welded to a frame 25 and attached to the fluorescent surface 9 through support plates 24 welded to the lateral portions of the electrode 23 and the inside surfaces of the vertical portions of the frame. As a result, the infiltration of an electric field toward the fluorescent surface 9 through the holes of the acceleration electrode 23 is reduced to prevent the electric field from being disturbed by the vertical portions of the frame 25 to cause color phase irregularity at the horizontal ends of the screen of the device.
Patent JP-S5864931-A (JP)
Inventor: RORANDO TORUTAROTOTSUTO
IPC: B29C45/00
Filed: 1982-07-29
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。