baber/WOPTO huggingface dataset:
Patent JP-H04304166-A (JP)
Title: Pulse width control circuit
Inventor: SHIMIZU HISAO
IPC: H02M3/28
Filed: 1991-03-29
Abstract: PURPOSE:To simplify the circuitry and to reduce power consumption. CONSTITUTION:The pulse width control circuit comprises an oscillating section 1 and a pulse converting section 2 wherein the oscillating section 1 comprises a capacitor 7, resistors 8, 9 and a NAND gate 6 to produce a rectangular pulse. The pulse converting section 2 comprises NAND gates 4, 5 and a time constant circuit 3 having a time constant being controlled by an external control signal. Output signals from the time constant circuit 3 and the oscillating section 1 are then fed to the NAND gate 4 and the pulse width of output signal from the oscillating section 1 is controlled by an output signal from the time constant circuit 3.
Patent JP-S62245209-A (JP)
Title: Holder for plastic lens
Inventor: YAMADA NOBORU
IPC: G02B7/02
Filed: 1986-04-18
Abstract: PURPOSE:To prevent distortion and deformation even if there are expansion and shrink age by a temp. difference and to prevent the deterioration in the optical characteristics of a plastic lens by interposing a cushion ring having an elastic adhesive agent between the plastic lens and lens-barrel or adjacent lens and fixing the lens by the elastic adhesive agent. CONSTITUTION:The lens is held and fixed together with the cushion ring having a retaining ring and elastic adhesive agent by the lens-barrel 1 to hold the lens having a step 1a provided perpendicularly to the optical axis. A gap 1b is formed between the plastic lens 2 and the lens-barrel 1 holding said lens in the outside peripheral direction and the cushion ring 3 consisting of a soft material such as silicone rubber or polyurethane to hold and fix the lens 2 to the lens-barrel 1 is provided. Said ring has plural holes 4 in which the elastic adhesive agent 5 is packed. The adhesive agent 5 is composed of an acrylic resin, phenolic resin, etc. and the cushion ring is screwed to the lens-barrel 1 by the retaining ring 6 to press the lens 2. The ring 6 can be removed according to need after the lens 2 is adhered to the lens-barrel 1. The expan sion and contraction of the lens are absorbed by this constitution and the deterioration of the optical characteristics of the lens by the distortion and deformation is eliminat ed.
Patent JP-S57206291-A (JP)
Title: Control device for dc motor
Inventor: INABA HIROMI
IPC: H02P7/292
Filed: 1981-06-12
Abstract: PURPOSE:To allow performance of an excellent current change-over even when there exists noise in a quick-acting generator by a method wherein a filter is inserted in the forward stage of the current change-over mechanism of the device with which the DC motor will be controlled using thyristor Leonard method. CONSTITUTION:A current reference signal 2a is obtained by comparing a speed command signal with a tachometer generator 8, the signal 2a and the current signal of a thyristor converter 5 are given to an amplifier 3, the converter 5 is controlled through the intermediary of a position control circuit 4, and then the motor 6 is controlled. Also, the current reference signal 2a, together with the signal of a zero current detector 12, is inputted to a signal generating device 13 through a filter 15, and the breakdown and the current switching of a thyristor gate are performed using the above-mentioned output. Accordingly, even when a ripple signal is generated at the tachometer generator 8, it given no effect on the functioning of the hysterisis circuit because the filter 13 is inserted, thereby enabling to prevent the shock which will be generated when a switching is performed.
Patent JP-H03288120-A (JP)
Title: Scanning optical device
Inventor: TOMITA HIROSHI
IPC: G02B26/12
Filed: 1990-04-04
Abstract: PURPOSE:To correct a scanning position irregularity due to the plane tile of a rotary polygon mirror at low cost without using any special lens by deflecting a plane reflecting mirror in an ineffective scanning period according to the plane tile of each reflecting surface of the rotary polygon mirror in a plane perpendicular to the deflecting direction of each reflecting surface and fixing the mirror in an effective scanning period. CONSTITUTION:The device is equipped with the plane reflecting mirror 14 which is positioned between light source 11 and 12 and the rotary polygon mirror 15 and so arranged as to deflect luminous flux in the plane perpendicular to the deflecting direction of the rotary polygon mirror 15. Further, the device is equipped with a plane reflecting mirror driving means 25 which deflects the plane reflecting mirror 14 in the ineffective scanning period according to the tilt quantity of each reflecting surface of the rotary polygon mirror 15 in the plane perpendicular to the deflecting direction and fixes the mirror in the effective scanning period. Then the deflecting operation of the plane reflecting mirror 14 is performed in the ineffective scanning period and the plane reflecting mirror 14 is held at its deflection angle in the effective scanning period. Consequently, the scanning position deviation due to the plane tilt of the rotary polygon mirror 15 can be corrected at low cost without using any special lens.
Patent JP-H10278975-A (JP)
Title: Frozon-food storage container
Inventor: KOMAGATA TORAKICHI
IPC: B65D81/34
Filed: 1997-04-08
Abstract: PROBLEM TO BE SOLVED: To prevent rupture of a container in advance by providing a part to be peeled off by the thermal contraction during the heating on at least one part of seal part to release the steam filled inside to the outer side without opening a hole before putting a packaged frozen food in a microwave oven. SOLUTION: A flange C1 ' is formed in a peripheral part of an opening of a cup-shaped container C1 , a packaged frozen food is stored, and a sealed part is formed by a top seal film T1 made of plastic. A small hole H1 of the dimension suitable for a vent is formed at least in one part of the top seal film T1 , and a label L1 made of the material which is larger in shrinkage by heat compared with the top seal film T1 , e.g. PET or PVC, is attached with the adhesive so as to cover the small hole 1. When the water content in the packaged frozen food is evaporated when heated in a microwave oven, and the internal pressure is increased and the temperature rises, the label L1 is automatically peeled, and the steam inside is discharged outside.
Patent JP-S62244953-A (JP)
Inventor: TANAKA SHIGERU
IPC: E04D5/14
Filed: 1986-04-17
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-H04166088-A (JP)
Title: Mucor rennin gene signal sequence
Inventor: HIRAMATSU TAKASHI
IPC: C12N15/09
Filed: 1990-04-03
Abstract: NEW MATERIAL:A signal sequence of mucor rennin gene having the amino acid sequence of formula. USE:Signal peptide for vector of yeast, etc. PREPARATION:DNA is extracted from Mucor pusillus IFO 4578(+), etc., and digested with a proper restriction enzyme to prepare a library. After cloning, a proper host is transformed and a positive clone is prepared by a proper synthetic probe to recover the objective plasmid. A plasmid supporting MPR gene is cut with a restriction enzyme and a fragment containing at least a presequence of MPR gene is separated and recovered to obtain a gene fragment containing at least MPR gene pre-sequence.
Patent JP-S58209472-A (JP)
Title: Joining method of pipes by automatic brazing
Inventor: MORI MASAHIKO
IPC: B23K1/18
Filed: 1982-05-28
Abstract: PURPOSE:To diffuse and pack molten solder forcibly into the spacings between pipes which are cooled on the joining sides and a joint member provided with a projection on the inside surface at both ends having a brazing material and to join the pipes securely by inserting the pipes into said joint member and heating the same. CONSTITUTION:A projection (g) is formed on one body on the inside circumference at both ends of a joint member (b) having a brazing material (e). The joint sides of pipes a, a' to be joined are cooled with a refrigerant (m) such as liquid nitrogen or the like and are then inserted into the member (b). The joint member is heated to melt the solder and the molten solder is diffused and packed forcibly in the spacings between the pipes a, a' and the member (b) by utilizing the recovering effect of the pipes a, a' during heating. The pipes a, a' are joined securely by the above-mentioned method without pressurization.
Patent JP-H11287660-A (JP)
Title: Navigation device
Inventor: KOSUGE FUMIO
IPC: H04W4/02
Filed: 1998-04-02
Abstract: PROBLEM TO BE SOLVED: To automatically transfer a desired message to an optional counterpart by registering an optional position on a map, and judging whether the detected position is within a prescribed ranged around this registered position or not. SOLUTION: A cursor is moved to a desired point on a map displayed on a liquid crystal display 8A, and a point registration key 8D is operated to set the point on the map. The latitude and longitude information of the registered point is stored in a memory 12. The telephone number of an automatic sendee is inputted and stored in the memory within a communication device 19, and the voice to send is inputted. When an automobile is made to run after these registrations are performed, it is judged whether the present position of the own vehicle is within a prescribed distance range from the registered point or not.  When it is judged that the present position of the own vehicle is within the prescribed distance range form the registered point, the communication device 19 automatically transmits to the preliminarily registered telephone number, and the preliminarily registered voice is read from the memory and transferred to the sendee.
Patent JP-H05260001-A (JP)
Title: Multiple processing digital branch circuit
IPC: H04J1/05
Filed: 1992-03-13
Abstract: PURPOSE:To provide a digital signal branch circuit which can reduce circuit scale. CONSTITUTION:This circuit is provided with a slave station signal processing part 1 to multiprocess only slave station signals within input signals which master station signal and plural slave station signals are multiplexed, separating part 2 to separate the multiple signals from this slave station signal processing part 1 into the master station signal and the plural slave station signals, slave station signal selection processing part 3 to select one of the plural slave station signals from the separating part 2 based on slave station signal selecting information and to output a slave station selecting signal, multiplexing part 4 to multiplex the slave station selecting signal from this slave station signal selection processing part 3 on the master station signal from the separating part 2, delay circuit 6 to delay alarm signals from the slave station signal processing part 1 for matching phases to multiple signals from this multiplexing part 4, and master station signal processing part 5 to multiplex the alarm signal from this delay circuit 6 only on the master station signal within the multiple signals transmitted from the multiplexing part 4 and to output the multiple signals.
Patent JP-H10271686-A (JP)
Title: Stabilizer of power system
Inventor: SHIYOUJI HISAYA
IPC: H02J3/38
Filed: 1997-03-25
Abstract: PROBLEM TO BE SOLVED: To improve the predictive accuracy of fluctuations of a generator in the future so as to raise the reliability, by performing the judgment of the step out, using the predictive result of a fluctuation prediction part, and executing the stabilization control for preventing step-out phenomenon in the case that it has judged that the generator will step out in the future. SOLUTION: At the point measurement provided on a power system 1, a generator fluctuation prediction part 4 predicts the quantity of conditions of the phase angle of the inside voltage of an equivalent generator model, and others, using the voltage, current, and power measured with the system condition measuring part 2 and the system impedance and others estimated with a system impedance estimator 3. Then, a fluctuation prediction part 6 predicts the future fluctuation by evaluating the differential equation of an equivalent generator model obtained at a generator parameter computing part 5. Then, in case that a step out judger 7 judges that the generator will step out in the future, a stabilization controller 8 executes the stabilization control for preventing the step out phenomenon. Hereby, highly reliable fluctuation prediction and stabilization control of step out judgment can be performed.
Patent JP-H03292272-A (JP)
Title: Vibration insulating device
Inventor: KIMURA HIROYUKI
IPC: B62D24/02
Filed: 1990-04-06
Abstract: PURPOSE:To prevent an impact from being exerted on a device even when low frequency vibration is exerted during starting and a stop by intercoupling a load-carrying platform and a base on which a device is loaded through a suspension member and arranging an impact absorbing device, comprising an air spring and a damper, between the load-carrying platform and the base. CONSTITUTION:A vibration insulating device is provided between a heavy cargo 8 and a load-carrying platform (or a frame) 2 of a transport vehicle 20 with a support unit 3 and an impact absorbing device 12. The support unit 3 comprises an outer case 4 having a beamform member 41 located to an upper end part and an inner case 5 having a beamform member 51 located at a lower end part. The outer and inner cases 4 and 5 are intercoupled through a suspension member 6 engaged with the beamform members 41 and 51 and having low bending rigidity. Meanwhile, the impact absorbing device 12 comprises a spring (e.g. an air spring) 13, a damper 14, and a plate 15, and is arranged with a gap between a base 1 and the impact absorbing device.
Patent JP-S63255586-A (JP)
Title: Scroll compressor
Inventor: BABA TOSHIAKI
IPC: F04C18/02
Filed: 1987-04-13
Abstract: PURPOSE:To facilitate the supply of oil onto a scroll lap on start by using a shape memory alloy spring for opening and closing a hole communicating to a suction chamber of a fixed scroll and a back pressure chamber surrounded by the back surface of a turning scroll and a block. CONSTITUTION:A suction chamber 12 and a back pressure chamber 20 are connected through a communication hole 25 and small holes 26 and 27 which are formed on a fixed scroll 11. In the communication hole 25, a shape memory alloy spring 29 for opening and closing the communication between the back pressure chamber 20 and the suction chamber 12 is installed. On start when the temperature of the lubricating oil 24 is low, the shape memory alloy 29 contracts, and the back pressure chamber 20 and the suction chamber 12 communicate each other, and the lubricating oil in the back pressure chamber 20 is introduced speedily into the suction chamber 12, and then supplied onto a scroll lap.
Patent JP-H09256352-A (JP)
Title: Oil fence
Inventor: HIRAI TAKAHIRO
IPC: E02B15/06
Filed: 1996-03-19
Abstract: PROBLEM TO BE SOLVED: To prevent a tidal current from penetrating into the inside of an oil fence and prevent crude oil from flowing out, by partitioning the lower part of the lower skirt fitted to the lower side of floats to a number of hollow portions and forming the circular space made thereof in the undersea area. SOLUTION: In an oil fence preventing dispersion of oil on the sea, the lower skirt 1 fitted to the lower side of floats 2 forms a circular space in the undersea area. A plurality of both longitudinal and latitudinal partitions 9a, 9b are arranged to form a lattice or a net in the lower part of the circular space 7 (inside of oil fence) formed by the lower skirt 1 so as to be almost vertically erected in the sea. Respective ends are fixed to the inner peripheral face of the lower skirt 1 and further, respective crossings are mutually connected to partition the lower part of the space 7 into a number of spaces 7a with a small area and a rectangular section. In this way, tidal current 8 flows along respective lower end edges of respective partitions 9a, 9b of small areal spaces 7a finely divided and the tidal current does hardly flow into the inside of the space 7a.
Patent JP-H10262802-A (JP)
Title: Water-permeable mat
Inventor: UEDA MINORU
IPC: A47G27/02
Filed: 1997-03-24
Abstract: PROBLEM TO BE SOLVED: To make it difficult to get turned up, slip off or slide when walking on a mat by constituting the mat to have rubber chips connected by a binder, a water-permeable base and a fibrous covering body connected by a water- permeable binder over the entire surface on the upper surface of the base. SOLUTION: A base 1 consists of rubber chips 4 connected by a binder and is water-permeable. The thickness of the base 1 is normally supposed to be larger than that of the covering body 2. The covering body 2 is arranged to cover the entire surface over the upper surface of the base 1 and attached by a binder to the upper surface of the base 1. The covering body is made of fibers, for example, structured from ground textural threads and piled threads, having a water-permeable textile matter which consists of ground texture 6 'mainly made of ground textural threads' and a piled part 7 'made of piled threads to be engaged with ground textural threads'.
Patent JP-S5425657-A (JP)
Title: Waveform conversion circuit
Inventor: OKAMURA KAZUMASA
IPC: H03K5/00
Filed: 1977-07-29
Abstract: PURPOSE:To enable to change the pulse distance of the pulse train with a simple adjustment and to obtain the pulse train output having greater pulse density with the delay elements less in the output terminal number, by feeding the input pulse to the delay elements with open termination via a matching circuit.
Patent JP-H03288937-A (JP)
Title: Transaction diagnostic system for distributed processing system
Inventor: WADA SHINOBU
IPC: G06F15/16
Filed: 1990-04-06
Abstract: PURPOSE:To save a lot of effective transactions as much as possible by announcing the result of individually diagnosing a series of processings with each processor, collecting the results of the other processors and diagnosing effectiveness for a series of processings in a distributed processing system. CONSTITUTION:In this distributed processing system, respective processors 11-13 are mutually communicated through a common transmission medium 3 by using respectively connected transmission controllers 21-23. At the time of fault, the respective processors 11-13 make transaction information in execution invalid at the time of fault and announce the information so as to mutually decide the states of transactions. Further, the respective processors 11-13 diagnose the transactions from transaction data in execution, transaction diagnostic data from the other processors and diagnostic data from a certain processor itself. Thus, there is no problem to process even the effective transaction without any influence of the fault.
Patent JP-S63259023-A (JP)
Title: Manufacture of grain-oriented silicon steel sheet mimimal in iron loss
Inventor: KOMATSUBARA MICHIRO
IPC: H01F1/16
Filed: 1987-04-15
Abstract: PURPOSE:To attain magnetic properties equal to those provided by a forsterite film- removing method, by carrying out secondary recrystallization annealing and purification annealing in a course of manufacturing stages by means of box annealing in a coiled state and continuous annealing at high temp. for a short period, period, respectively, and by forming an insulating film. CONSTITUTION:A silicon-containing steel slab is hot-rolled, cold-rolled once or two or more while process-annealed between the above cold rolling stages, and subjected to decarburizing and primary recrystallization annealing and successively to final finish annealing including secondary recrystallization annealing and purification annealing so as to be formed into a grain-oriented silicon steel sheet. In the above stages, final finish rolling is carried out by box annealing, and this box annealing is interrupted at the point of time when the secondary recrystallization annealing is finished, and the succeeding purification annealing of the steel sheet is carried out by continuous annealing at high temp. for a short period. Then an insulting film is formed on this steel sheet. By this method, the grain-oriented silicon steel sheet having magnetic properties equal to those provided by the method consisting of forming and then removing a forsterite film and requiring much labor and cost can obtained without adopting the above method.
Patent JP-S5425145-A (JP)
Title: Detection circuit for unbalanced dc voltage of output amplifier on two-power- supply system
Inventor: SUZUKI TADAO
IPC: H04R3/00
Filed: 1977-07-28
Abstract: PURPOSE: To prevent a click sound at the ON-OFF time of a power supply through the overcurrent protection of the transistor of a power amplifier by using a simple constitution in which a switching element such as a transistor is only provided between the base of a transistor and the ground. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H0733990-A (JP)
Title: Flame-retardant resin composition and flame retardant
Inventor: YOSHII MAKOTO
IPC: C08K3/24
Filed: 1993-03-25
Abstract: PURPOSE:To obtain a halogen-free flame-retardant resin composition free from surface whitening and having a greatly improved flame-retardant effect by incorporating a synthetic resin that contains oxygen atoms, a metal hydroxide, and red phosphorus into a resin that does not contain an oxygen atom. CONSTITUTION:100 pts.wt. synthetic resin that does not contain an oxygen atom, such as polyethylene or polypropylene, is mixed with 10-200 pts.wt. metal hydroxide such as aluminum hydroxide, 1-30 pts.wt. red phosphorus, and 0.2-50 pts.wt. of at least one synthetic resin that contains oxygen atoms (e.g. EVA, PVA or polyacetal resin) as the flame retardant to give the title composition. A preferable metal hydroxide in one having a surface treated with oleic acid. A preferable red phosphorus in one having a mean particle diameter of 1-50mum and coated with an olefin or titanium oxide. When the compatibility of the synthetic resins with each other is poor, a compatibilizing agent comprising a polymer alloy (e.g. a polystyrene/polyimide block copolymer) may be incorporated into the composition. The composition used as a flame retardant can improve the flame retardancy of a rigid synthetic resin without causing the surface whitening thereof.
Patent JP-2000284540-A (JP)
Title: Yellow toner
Inventor: KONDO KATSUMI
IPC: G03G9/08
Filed: 1999-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a yellow toner enhanced in dispersibility of a colorant in the toner and capable of attaining good color reproducibility and charge stabilization and satisfying fixability and offset resistance. SOLUTION: The yellow toner comprises yellow toner particles containing at least a binder resin and a yellow colorant and an organic metal compound, and this binder resin is composed essentially of a polyester resin having an acid value of 2.0-30.0 mg KOH/g, and the above yellow colorant is a compound represented by formula (1) and the primary particles of the yellow colorant have an average ratio of longer diameter to shorter diameter of <=2.0, and the yellow colorant contained in the yellow toner particles has a number average particle diameter of 0.1-0.5 μm, and this organic metal compound is an organic zirconium compound obtained by coordinating and/or combining the zirconium metal atom with a group selected from a group comprising an aromatic diol, an aromatic hydroxycarboxylic acid, an aromatic monocarboxylic acid, and an aromatic polycarboxylic acid.