baber/WOPTO huggingface dataset:
Patent JP-H08291518-A (JP)
Title: Steel pipe pile with spiral blade
Inventor: SAEKI EIICHIRO
IPC: E02D5/28
Filed: 1995-04-21
Abstract: PURPOSE: To bury a steel pipe pile correctly and stably without the movement of the steel pipe pile during work in a position preset as a burying place for the steel pipe pile so that a burying work progresses smoothly by eliminating the unbalanced force generated by the rotation of the steel pipe pile to the utmost. CONSTITUTION: In a steel pipe pile 1 having a spiral blade 3 fixed to the outer peripheral end part of a steel pipe 2, the spiral blade 3 comprises several spiral blades, and the vicinity of the lower end of the outer periphery of the steel pipe 2 is taken as the start end 4 of each spiral blade 3. Several spiral blades 3 are positioned at equal intervals round the outer periphery of the steel pipe, and the length of each spiral blade 3 is substantially set to a length of (one divided by a number of blades) turn. At the start end 4 of the spiral blade 3, the height of the spiral blade is gradually decreased to add an incomplete blade part 5 extended to the lower end of the outer periphery of the steel pipe 2.
Patent JP-S5242791-A (JP)
Title: Method of controlling driving of ultrasonic flaw detection
Inventor: UCHIDA KUNIHARU
IPC: G01N29/44
Filed: 1975-10-02
Abstract: PURPOSE: Driving control for probe is so made that the condition of the ultrasonic falw detection signals being detected are related to their processing condition, whereby making of suitable ultrasonic flaw detection according to the defect condition of an object being examined is made possible. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H10307284-A (JP)
Title: Antiferroelectric liquid crystal display and its driving method
Inventor: KONDO MASAYA
IPC: G02F1/133
Filed: 1997-05-09
Abstract: PROBLEM TO BE SOLVED: To provide an antiferroelectric liquid crystal display and its driving method in which a constant display luminance is maintained even in the case that a temperature variation occurs in the antiferroelectric liquid crystal panel. SOLUTION: This antiferroelectric liquid crystal display is provided with a temperature sensor 17 provided for detecting the temperature of an antiferroelectric liquid crystal panel 50, a driving voltage waveform controlling circuit 25 for making electric signals from the temperature sensor 17 as input signals to control the length of a reset period and an output light quantity controller 18 for making the electric signals from the temperature sensor 17 to control the output light quantity of a back light 16. The display luminance of the antiferroelectric liquid crystal display is maintained at a constant level by changing the length of the reset period and the output light quantity of the back light 16 in accordance with the temperature variation of the antiferroelectric liquid crystal panel 50.
Patent JP-S6010025-A (JP)
Inventor: HIRAISHI KAZUO
IPC: E03D1/34
Filed: 1983-06-29
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。
Patent JP-H0730243-A (JP)
Title: Method of fixing solder powder
Inventor: KURAMOTO TAKEO
IPC: B23K3/06
Filed: 1994-05-09
Abstract: PURPOSE:To provide fine solder patterns by applying solder powder to adhesive- coated metallic portions of electronic components so that flux can be applied while maintaining solder patterns without solder bridges or uneven thickness. CONSTITUTION:An adhesive compound is applied to exposed metallic areas of electronic components by immersion, spraying, or coating. The exposed areas covered with adhesive are coated with solder powder and heated so that it can be fixed firmly.
Patent JP-H02298609-A (JP)
Title: Automatic plant load control device
Inventor: MEGA TSUNEO
IPC: F01K13/02
Filed: 1989-05-12
Abstract: PURPOSE:To cooperate a boiler and a turbine even upon disturbance in operation of a system with the use of an automatic plant load control device incorporating a boiler and turbine cooperation control function and a governor-free function, by compensating a frequency bias signal adapted to be added to a desired load instruction, with a turbine inlet steam pressure. CONSTITUTION:A desired load instruction 1 and a frequency bias signal 4 proportional to a system frequency deviation signal 2 are added together by an adder 5 so as to obtain a generated energy value instruction 6 which is then added to an output from a controller 21 for controlling a turbine inlet steam pressure 20 so as to obtain a boiler inlet instruction 23. Further, a comparator 8 compares the generated energy value instruction 6 with a generated energy power 7 so as to obtain a turbine output instruction 10 in accordance with a signal indicating the deviation therebetween. In such a boiler and turbine cooperation control system, a cycle number generator 3B for producing a pressure compensating coefficient in accordance with the turbine inlet steam pressure 20 is provided so as to obtain a frequency bias signal 4 which is given by a multiplier 3A for multiplying the pressure compensating coefficient with the system frequency deviation signal 2.
Patent JP-H01290729-A (JP)
Title: Copper alloy wire rod
Inventor: KUROSAKA AKITO
IPC: H01B1/02
Filed: 1988-05-17
Abstract: PURPOSE:To obtain a copper alloy wire rod having high electric conductivity, high mechanical strength and high heat resistance and having excellent wire drawability by coating the core wire part of a copper alloy consisting of Cr, Zr, Sb and Cu having specific compsn. with high purity copper at the low coating rate. CONSTITUTION:The core wire part is formed with a copper alloy contg., by weight, 0.2-2.0% Cr, 0.01-0.05% Zr and 0.005-0.03% Sb and the balance Cu with inevitable impurities. The core wire part is coated with copper having >=99.9% purity at <=50% coating rate to form the coated part. A copper wire rod is obtd. by the above core wire part and the coated part. The copper alloy wire rod is the one of which the core wire part of a Cu-Cr-Zr-Sb alloy having excel lent mechanical strength, heat resistance and wire drawability is formed with the prescribed coated part by high purity copper and is provided with high electric conductivity. By this method, the copper alloy wire rod having less deterioration of a die at the time of wire drawing and executable of mass- manufacturing an extra fine wire having about <=0.1mm wire diameter, particu larly about <=30mum one can be obtd.
Patent JP-H11111448-A (JP)
Title: High frequency heating device
Inventor: TAZUMI YOSHIKIMI
IPC: H05B6/80
Filed: 1998-04-30
Abstract: PROBLEM TO BE SOLVED: To prevent a radio wave leak from a heating chamber with a simple structure, and prevent the infiltration of flowing-down liquid into a drive motor. SOLUTION: A drive motor 25 is fitted inside a fitting member 34 fixed to a cabinet, and the upper portion of an output shaft 26 is protruded passing through the fitting member 34 and is fitted to the lower portion of a coupling member 32. The lower portion of a turning shaft 27 is fitted to the upper portion of the coupling member 32. A cover 55 covering the coupling member 32 is provided, and the lower portion of the cover 55 is fitted to the fitting member 34. An radio wave leak preventing coil spring 60 is armored around the upper portion of the cover 55 so as to surround the turning shaft 27. The coil spring 60 is closely stuck on the peripheral edge of the through hole 30 of a heating chamber 21 bottom face 28. A drip portion 51 is formed on the coupling member 32 so as to prevent the infiltration of liquid into the output shaft 26.
Patent JP-S5911068-A (JP)
Title: System for converting resolution adaptive to density of information
Inventor: MAEZAWA YASUNORI
IPC: G06T3/40
Filed: 1982-07-12
Abstract: PURPOSE:To reproduce a suitable picture in response to the density, by converting the resolution depending on the number of changing points representing the density of information in one block and increasing/decreasing the level of resolution in response to the density of information. CONSTITUTION:A read original signal is converted into blocks and applied to a changing point detecting circuit 11 and a line buffer 13. The blocked original signal is stored in a buffer 13, where the signal is kept waiting for the processing of a multiplexer 16 and the number of information changing points d(i)[i= 1,2-] of one block is detected at the changing point detecting circuit 11. After the detection of the number of information changing points in this way, the number of changing points at each block is discriminated with an adder 12 and a changing point number table buffer 14. Further, the picture element and the number of scanning lines to be extracted from the original signal are determined depending to which range the changing point number of all the blocks belongs, the multiplexer 16 processes the original signal stored in the line buffer 13 and a new extracted signal is obtained.
Patent JP-H08311261-A (JP)
Title: Antistatic ethylene resin composition for injection molding
Inventor: NEZU SHOICHI
IPC: C08J5/00
Filed: 1995-05-18
Abstract: PURPOSE: To obtain an antistatic ethylene resin compsn. for injection molding which can be given sufficiently high antistatic properties by a small amt. of an antistatic agent, hence is advantageous in terms of cost, and can give a molding excellent in surface appearance. CONSTITUTION: The compsn. is prepd. by compounding 100 pts.wt. ethylene-α- olefin copolymer having a melt flow rate of 1-100g/10min and a density of 0.916-0.930g/cm<3> with 0.03-0.15 pt.wt. component comprising a fatty acid glyceride, a linear aliphatic alcohol, and an alkyldiethanolamide.
Patent JP-H06329596-A (JP)
Title: Production of ester compound
Inventor: NISHIHIRA KEIGO
IPC: C07C19/03
Filed: 1993-05-21
Abstract: PURPOSE:To produce an ester compound free from chlorine on an industrial scale at a low cost without causing the corrosion of apparatus by carrying out the vapor-phase catalytic carbonylation reaction of CO with a nitrous acid ester in the presence of a solid catalyst and a slight amount of a chlorine compound and removing the reaction gas by catalytic decomposition. CONSTITUTION:A solid catalyst composed of palladium chloride and cupric chloride supported by activated carbon, etc., is filled in a reaction tube. Carbon monoxide and a nitrous acid ester (e.g. methyl nitrite) are supplied to the reaction tube in the presence of a slight amount of a chlorine compound (e.g. hydrogen chloride) to effect the vapor-phase catalytic carbonylation reaction and obtain an ester compound (e.g. dimethyl carbonate). The reaction gas discharged from the reaction system is made to contact with activated carbon or a metal oxide carrier (e.g. alpha-alumina) in vapor phase to remove a chloroformic acid ester in the reaction gas by decomposing into an alkyl chloride. The objective ester compound (e.g. dimethyl carbonate) can be produced on an industrial scale at a low cost while preventing the contamination of the product with chlorine and the corrosion of the purifying apparatus.
Patent JP-H05314244-A (JP)
Title: Three-dimensional information extracting method
Inventor: YOU IMEI
IPC: G01B11/00
Filed: 1992-05-13
Abstract: PURPOSE:To decrease uselss Voting and to detect the three-dimensional position of an object in the environment at high speed by successively dividing a scene space or performing Voting from a coarse image to a fine image in the image made into pyramid. CONSTITUTION:A pyramid image part 23 makes the images into the pyramid by hierarchically decreasing the resolution of plural respective images inputted by an image input part 21. A Voting part 25 performs Voting to the scene space by using the images made into the pyramid and the motion/posture information of a camera inputted by a motion information input part 22. A control part 26 performs the division of the scene space and the Voting corresponding to the resolution of the images while using a space division part 24 and a Voting part 25 by successively using the images made into the pyramid from the coarse image from the pyramid image part 23, and continues the division and the Voting up to the spatial resolution as needed only for a Voxel for which the existence of the object is judged.
Patent JP-H04350030-A (JP)
Title: Hopper delivery device and air interruption mechanism used therefor
Inventor: NIKAIDO YOSHISADA
IPC: B65H3/08
Filed: 1991-05-24
Abstract: PURPOSE:To provide a hopper delivery device possible of taking out stacked papers nimbly and sharply without impairing them and, moreover, supplying with stability by turning a hopper support provided with sucking means and move it perpendicular to the surface of the papers, and also provide an air interruption mechanism, which is employed in the hopper delivery device. CONSTITUTION:One or two or more hopper supports 3 are fixed to a hopper rotation axis 2 and one or two or more air sucking means 7 are arranged on the hopper support at a ight angle to the axis. The characteristic feature of this device is that the said hopper rotation axis is equipped with an air interruption mechanism 4 to intermittent the air current flowig into the air sucking means and the said hopper rotation axis and the hopper support make a sliding motion in an orthogonal direction to the hopper rotation axis by virtue of the sliding means 5.
Patent JP-H0416028-A (JP)
Title: Digital optical receiver
Inventor: SEGAMI KOICHI
IPC: H04B10/572
Filed: 1990-05-09
Abstract: PURPOSE:To prevent deterioration in a code error rate characteristic by monitoring the output of a light receiving amplifier system with a high frequency identifier and a low frequency identifier and detecting the output fluctuation of the light receiving amplifier system as the smooth difference output of a feedback means from the output of both identification devices so as to adjust the output of the light receiving amplifier system. CONSTITUTION:The signal of a same waveform as that for an identification device 7, that is, an output of a main amplifier 26 is inputted to a high frequency identification device 20 and a low frequency identification device 22. An output relating to both the high and low frequency identification devices 20, 22 is integrated respectively and smoothed, and further inputted to a differential amplifier 26. Then the output of the differential amplifier 6 is a voltage proportional to a difference between outputs of the identification devices 20, 22. The voltage is converted by using a voltage level shift circuit 19 and the result is inputted to the control terminal 18 of a variable attenuator 4. Thus, the attenuation of the variable attenuator 4 is adjusted and the output of the light receiving amplifier system is adjusted automatically so as to be close to the optimum multiplication factor of a photodetector 2.
Patent JP-S5745778-A (JP)
Title: Automatic waveform equalizer for television signal
Inventor: YAMADA HIROSHI
IPC: H04N5/21
Filed: 1980-09-02
Abstract: PURPOSE:To prevent the divergence due to over-compensation of a TV signal automatic equalizer and to make stable the automatic equalization of waveform, by stopping the operation of waveform equalization, if the voltage level of waveform exceeds a prescribed voltage range in the process of automatic waveform equalization. CONSTITUTION:A test signal in a TV signal is inputted to a transversal filter 12 via an input terminal 11, the output of the filter 12 is inputted to gain adjusting circuits 13(-l)-13m with equal equalizing period, and echo signals according to the equalizing information are produced from each of the circuits 13(-l)-13m. The echo signals are inputted to a sampling circuit 16 and a clock reproduction circuit 16' via a concentrated amplifier 14, and the test signal is sampled at the circuit 16 with the clock from the circuit 16' to be applied to an identification circuit 17, and it is compared with the standard test signal, if there is any distortion in the inputted test signal, a signal is inputted to a shift register 18 via an over-compensation detection circuit 21, allowing to control the circuit to cancel the distortion and the result is stored in a memory 19. The signal is applied to the circuit 13(-l)-13m via integrators 20(-l)-20m to prevent divergence due to the over-compensation.
Patent JP-S5645023-A (JP)
Title: Projection aligner
Inventor: NAKAZAWA TOMIO
IPC: H01L21/30
Filed: 1979-09-21
Abstract: PURPOSE:To improve a projection aligner in resolving power by making the geometry of the aperture of its projection lens noncircular. CONSTITUTION:The optical system of a projection aligner has an optical diaphragm called aperture, which is an aperture diaphragm to eliminate the effect of lens aberrations. The aperture is decreased so as to improve the resolving power of the lens and the apparatus. In this case, the geometry of the aperture is made noncircular. This permits the MTF value to be larger and the resolving power to be greater, and the exposing time to be shorter. As the noncircular aperture, various shapes such as polygons are applicable. Moreover, it is advisable that the aperture itself can automatically change its geometry.
Patent JP-S5646339-A (JP)
Title: Inverter coupling circuit
Inventor: ITOU YUUJI
IPC: H03K5/156
Filed: 1979-09-21
Abstract: PURPOSE:To enable to transmit the pulse without changing the duty ratio, by providing the inverter having the threshold voltage intermediate to two threshold voltages, between two inverters having different threshold voltage. CONSTITUTION:Between the C-MOS integrated circuit 1 having a number of inverters of threshold value V1 and the TTL integrated circuit 2 having a number of inverters of threshold value V2, an inverter 3 having the threshold value V3= (V1+V2)/2 is provided. The pulse inverted at the inversion axis 10 of the threshold value V1 is transferred to the inverter 3 from the circuit 1. It is transferred to the circuit 2 at the inverter 3 with the inversion axis 2 of the threshold value V3. Since the level of the inversion axis 11 of the circuit 2 is at the threshold value V2, the period of the points P, Q in which the circuit 1 crosses the axis 10 is equal to the period of the points P', Q' where the circuit 2 crosses the axis 11, allowing to avoid the change in duty ratio.
Patent JP-S5644824-A (JP)
Title: Hyperfine load loading system
Inventor: TOIDA NAMITERU
IPC: G01N3/40
Filed: 1979-09-21
Abstract: PURPOSE: To enable to apply the hyperfine load to a material to be tested by a method wherein a fine mechanism and a loading mechanism are combined and load is applied to the material to be tested.  
     CONSTITUTION: Parallel spring 1 of high rigidity and coil spring 2 of low rigidity are connected in series via load lever 5. When coil spring 2 is pulled with force F 1  in low speed, force F 2  is applied to point A of the parallel spring. The bending of parallel spring 1 of high rigidity is small, as a result, point A is displaced downward in a super low speed. By the displacement of parallel spring 1, force F 3  is applied to the B part of the cantilever beam of thin leaf spring 3 through the load detector 4 fitted by means of feed screw 7 of arm 6 fitted at the A point. The free end C part of cantilever beam 3 is slightly displaced, thus, force F 4  is applied very quietly through pressure piece 8 to material 9 to be tested. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H11311127-A (JP)
Title: Sound arrester of power generating unit
Inventor: MARUTA KAZUHIRO
IPC: F01P7/04
Filed: 1998-04-30
Abstract: PROBLEM TO BE SOLVED: To sufficiently isolate any sound by improving cooling efficiency. SOLUTION: A radiator 9 is set up in a sound-insulated radiator case 7, while an engine 11 and a hydraulic pump 12 are set up in a sound-insulated engine compartment 8, and a duct 15 attached to an outflow side face 9A of the radiator 9 is projected into the engine compartment 8, thereby having the hydraulic pump 12 and the engine 11 opposed to each other, and then an air blower device 20 is attached to the duct 15 whereby air past through the radiator 9 is made so as to be blown to the hydraulic pump 12 and the engine 11.
Patent JP-S5822165-A (JP)
Inventor: AOYAMA TAKEO
IPC: B32B27/30
Filed: 1981-08-01
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-S6010932-A (JP)
Title: Optical transmitter
Inventor: OKAMOTO KUNINORI
IPC: H04B17/00
Filed: 1983-06-30
Abstract: PURPOSE:To confirm easily luminous amount at the light emitting side by converting the luminous amount transmitted in a fiber in a small scale optical transmission system into an electric signal and activating a variable announciator by the signal level. CONSTITUTION:A current is applied to a light emitting diode by turning on a switch SW, and after a light is injected and transmitted in an optical fiber C, the light is irradiated from the tip of a connector 11 at the other end. This light is received by a photodetecting receptacle and converted into an electric signal, amplified at a photodetecting amplifier E and fed to a level discriminating section F. The level discrimination of this level discriminating section F is set variably or stepwise and an output is obtained depending on the presence of a required photodetecting level. Then the luminous amount is confirmed from the light irradiating side by allowing the discriminating level to generate a sound different from tone color or tone scale from a sounding device SP or changing luminescent color of an illuminant device PL.
Patent JP-H06310373-A (JP)
Title: Electronic part provided with plated electrode and manufacture thereof
Inventor: YOSHIKAWA MASAKATSU
IPC: H01G2/20
Filed: 1993-04-24
Abstract: PURPOSE:To obtain an electrode which is high in reliability and wherein the edge of a plating film is prevented from separating off from an electronic part element. CONSTITUTION:An electrode 12 is composed of a first and a second plating layer, 12a and 12b, and a plating resist film is composed of a first resist layer 14a and a second resist layer 14b. The edge of the first plating layer 12a is so formed as to come into contact with the first resist layer 14a and also as to be covered with the edge of the second resist layer 14b.
Patent JP-H07328561-A (JP)
Title: Washing jig for thin plate part and washing apparatus with the same
Inventor: MIGAKI TAMOTSU
IPC: D06F43/00
Filed: 1994-06-02
Abstract: PURPOSE:To provide a washing jig which is attached to a part to be washed and fitted to a rotary disk installed in the drum of a washing apparatus so that the part can be washed. CONSTITUTION:A support plate 37 is fixed at the end of a semicylindrical member 36, and a support rod 38 is fixed to the support plate 37 in parallel with the semicylindrical member 36. A swing stopping rod 41 to stop the swing of the part is installed below the support plate 37. The part to be washed is attached to the support rod 38, and a washing jig is fitted to a support rod fixed on a rotary disk in a washing apparatus so that the part can simply be washed.
Patent JP-S63286930-A (JP)
Title: Character string retrieving device
Inventor: OSONE TADASHI
IPC: G06F17/30
Filed: 1987-05-20
Abstract: PURPOSE:To retrieve many patterns to be equivalent to the designated pattern by only supplying the converted pattern by providing a character converting mechanism, and converting an input character sequence, and inputting the said converted character sequence in a character string retrieving mechanism. CONSTITUTION:At first, the initial address i=1 and the initial state l=1 of a text from a storage device 1 are set. Next, one character z=T(i) of the text is inputted. The character (z) is converted by a character conversion table C(z), and a converted character z' is obtained. Next, a next state (l) is obtained from the state (l) and the character z' as referring to a state transition table L'. Then, it is decided whether this state has come to a pattern detection state (m) or not. If it has come to the pattern detection state, a pattern detection processing is executed. Next, the input address (i) of the text is updated. It is decided whether the text is checked to the last or not, and when it is done, the processing is finished.