baber/WOPTO huggingface dataset:
Patent JP-H06196037-A (JP)
Title: Spring driving device of high-speed electric make and break switch
Inventor: AANESUTO TSURUHIYAA
IPC: H01H33/40
Filed: 1993-09-10
Abstract: PURPOSE: To make constitution compact and to enable the sure opening and closing of an opening and closing switch by connecting a coil spring to a pressure lever and a driving lever via common means, and tightening and holding the coil spring between the common means. CONSTITUTION: An input shaft 12 having a pressure lever 16 that turns back and forth between a first end position 18 and a second end position 18' is provided. A driving lever 22 which is made to shuttle from a switch opening position to a closing position by the force of a spring storage device 26 is secured to a drive shaft 14 which is parallel to the input shaft 12. A coil spring 28 which stores energy to function as a push spring is provided in the spring storage device 26, and both ends 36, 36' of the coil spring 28 are supported by plates 32, 34 and engaged with the pressure lever 16 and the driving lever 22 by common stoppers 52, 54, 56, 58. The spring driving unit is particularly useful as a high speed driving unit for an electric closing switch 10 that works for closing, cutting, and earth for high-voltage electricity.
Patent JP-H03114673-A (JP)
Title: Arc welding method
Inventor: MIYAMOTO AKIYOSHI
IPC: B23K9/16
Filed: 1989-09-26
Abstract: PURPOSE:To stably obtain satisfactory welding quality by changing a king of shielding gas according to members to be welded, selecting and supplying the shielding gas by changing over valves and eliminating the shielding gas used before from a weld zone by the pressure of the shielding gas used afterward. CONSTITUTION:Plural kinds of members to be welded are arc-welded to a work by a consumable electrode by using the shielding gas. The kind of the above mentioned shielding gas is changed according to a kind of members to be welded and the shielding gas is changed over via changeover valves 10, 11 and 12 and supplied to the weld zone. The shielding gas used before is eliminated from the above-mentioned weld zone by the pressure of the shielding gas used afterward and then, welding is performed. An arc shape is changed and as a result, a weld bead shape is changed and the welding quality can be maintained satisfactorily by changing the kind and specially, a component of the shielding gas according to the kind and specially, the shape of members to be welded. In addition, mixing of both gases is prevented and the stable welding quality can be obtained.
Patent JP-2004186710-A (JP)
Title: Method of storing and synchronizing data by flip-flop circuit and clock signal
Inventor: KIMURA HIROYUKI
IPC: H03K3/289
Filed: 1999-09-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flip-flop circuit which has a simple structure and small circuit scale, and operates with lower power consumption and at a high speed.  <P>SOLUTION: The flip-flop circuit has two latch hold circuits consisting of transistors B1-B4 and B5-B8, and a differential circuit for clock consisting of transistors B9-B12. In this circuit, when a clock input CP is Hi level and a clock input CN is Lo level, the transistors B9, B10 are brought into an ON state, the transistors B2, B3 are brought into an OFF state by the current of a constant current source I2, a first latch hold circuit is brought into a transparent state, the transistors B5, B8 are also brought into an OFF state, and thus a second latch hold circuit is brought into a holding state. When the clock input CP is L level and CN is H level, the states of the first and second latch hold circuits are replaced with each other to implement flip-flop operation.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-H08113354-A (JP)
Title: Automatic sorter
Inventor: KAWABUCHI HIDETOSHI
IPC: B65G43/08
Filed: 1994-10-17
Abstract: PURPOSE: To provide an automatic sorter capable of easily collecting information relating to the maintenance such as degree of consumption of parts in respective branches. CONSTITUTION: An automatic sorter is constituted to have maintenance data such as total sliding contact, which is decided by number of actions taken by solenoids 12c, 12d of a branch switch device 12 and the length of time a guide rail 12a has slidingly contacted with a slide shoe 11, stored in a memory 29.
Patent JP-S63103254-A (JP)
Title: Production of photomask
Inventor: MUKOHARA HIROAKI
IPC: G03F1/54
Filed: 1986-10-20
Abstract: PURPOSE:To prevent formation of a defective pattern due to a pinhole and to form a minute pattern by divisionally performing the photoresist process plural times to form a multilayered film on a glass substrate. CONSTITUTION:Desired windows 2' are opened in a photoresist 2 on a glass substrate 1. An aluminium layer is formed and is subjected to the photoresist process again with the same pattern including areas provided with windows, and the aluminium layer is selectively eliminated. Next, a chromium layer is formed and is immersed in a ketone series solvent to eliminate the photoresist 2 and metallic layers 3 and 4. The photoresist process is performed many times or the photoresist and metallic layers are formed in the production stage of a photomask in this manner, thereby forming minute patterns and improving the pattern precision.
Patent JP-H0991056-A (JP)
Title: Clock driving circuit
Inventor: YAMADA SUKETAKA
IPC: H03K19/0175
Filed: 1995-09-28
Abstract: PROBLEM TO BE SOLVED: To automatically select optimum driving capacity corresponding to the frequency of a clock signal without using a control signal applied from the external. SOLUTION: Plural three-sate buffers 5A to 5D for inputting a clock signal CLK are connected in parallel. This clock driving circuit is provided with a frequency counter 1 for detecting the frequency of the clock signal CLK, a memory 4 for storing numerical data to be compared with clock frequency and a control circuit including a comparator circuit 3 for comparing the frequency of the clock signal CLK with each frequency value stored in the memory 4, generating binary values S01 to S04 of which states are respectively determined in accordance with compared results and independently controlling the activity/ non-activity of the buffers 5A to 5D.  Since the combinations of states of the signals S01 to S04 are changed in accordance with the compared results of the circuit 3 and the actual number of buffers connected in parallel out of the buffers 5A to 5D is changed, driving capacity for a load is changed.
Patent JP-S62182766-A (JP)
Inventor: CHIYAARUZU ESU PAAMU
IPC: G03G15/00
Filed: 1986-10-21
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-H0298019-A (JP)
Title: Thunder-proof horn insulator device
Inventor: NAKAYAMA TETSUYA
IPC: H01B17/10
Filed: 1988-10-04
Abstract: PURPOSE:To stabilize a mounting condition of lighting protection insulator and a heavy weight by fitting a pair of fitting arms on the upper horn bracket while mounting a pair of heavy weights balancing the weight of the lightening protection insulator on the tip parts of both fitting arms. CONSTITUTION:A bracket 23 consisting of a pair of supporting metal fittings 21 and fitting plates 22 is fixed to the fitting parts 4a and 4b of an upper part bracket 4 while utilizing a fitting bolt 17 of the arc horns 16a and 16b and a lightening protection insulator 24 having a built-in linear resistance element (not illustrated) mainly composed of zinc oxide of a linear voltage-current characteristic is hanging down on the tip underside of the bracket 23. A pair of right and left fitting arms 26 and 26 are fixed to the fitting parts 4a and 4b of the bracket 4 being fastened tight by a bolt 17. Having the ramps 26a and 26a the more going to the tower body side the more shifting downward, the heavy weights 27 and 27 being weight-adjustably divided in a plurality of pieces are supported on the fitting plate parts 26b and 26b formed on the lower end part of this ramp 26a by a bolt 28.
Patent JP-H04130675-A (JP)
Title: Surface light emitting diode and manufacture of light emitting diode
Inventor: FUKUSHIMA AKIRA
IPC: H01L33/14
Filed: 1990-09-20
Abstract: PURPOSE:To intermittently grow an AIGaAs window layer, the same clad layer and the same active layer, and to greatly shorten the time of crystal growth by providing an InGaAsP buffer layer between the window layer and a first AIGaAs clad layer. CONSTITUTION:A thick n-type AIGaAs window layer 10 is epitaxially grown on a GaAs substrate 32 in a short time by a temperature difference method having a fast crystal growing speed, and then an n-type InGaAsP buffer layer 30 for protecting the layer 10 is epitaxially grown. Then, a semi-finished product is moved from the crystal growing device of the temperature difference method to a crystal growing device of an overcooling method. Thereafter, an n-type AIGaAs clad layer 12, an AIGaAs active layer 14 and a p-type AIGaAs clad layer 16 are sequentially epitaxially grown on the layer 30.
Patent JP-H1019824-A (JP)
Title: System for assisting corrosion control of metallic material
Inventor: TANAKA YUTAKA
IPC: G01N33/20
Filed: 1996-09-03
Abstract: PROBLEM TO BE SOLVED: To measure entire surface corrosion and local corrosion of a metallic material easily by calculating a corrosion rate from a current measurement data and altering the set conditions of corrosion based on the calculated corro sion rate data. SOLUTION: Under a state where electrodes 21, 22, 23 of same material as the metallic surface of an object to be measured are exposed to same conditions of corrosion, corrosion current measuring means 24, 26 measure the coupling current (a) between respective electrodes and the electrochemical current noise (b). A data memory means 72 takes in the measurement data of the current (a) and the noise (b) and stores them in time series. Corrosion rate calculating means 73, 74 and 76, 77 take out the measurement data of the current (a) and the noise (b) thus stored and calculate a corrosion rate. Corrosion condition altering means 81-83 and 91, 93 alter the set conditions of corrosion based on the calculated corrosion rate data. According to the system, the state of entire surface corrosion and local corrosion can be controlled and assisted reliably and advantageously in the industry.
Patent JP-H0193338-A (JP)
Title: Reinforced c-shape steel for encircling and manufacture thereof
Inventor: KATSURA SEIJI
IPC: B29C47/02
Filed: 1987-10-05
Abstract: PURPOSE:To permit the title C-shape steel to withstand the number of winding and unwinding of more than 200,000 times by a method wherein a composite layer, consisting of a thermoplastic synthetic resin or a thermo setting synthetic resin and a metal, is formed on the surface of the Cshape steel by coating laminate sandwich (extrusion molding). CONSTITUTION:A steel material, capable of being provided with resilient property, is proper for the material of a C-steel 1 and, especially, hardened hoop is the optimum. A thermosetting synthetic resin or a thermoplastic synthetic resin is employed for a synthetic resin for forming the composite of synthetic resin on the surface of the steel material by coating laminate sandwich or the like while the thermoplastic synthetic resin between them is suitable for mass producing. Stress is concentrated at both ends 2, 3 of the C-shape steel, which form the openings of the C-shape steel 1, when they are formed into slit edges 5 and the frequency of winding and unwinding is increased whereby cracks may be readily generated on both ends 2, 3, however, the endurance can be increased when they are formed into round edges 6, further, the endurance may be increased further when the openings of the C-shape steel are provided with skirts 4.
Patent JP-2000087869-A (JP)
Title: Pump
Inventor: DICARLO LEONARD J
IPC: F16N13/04
Filed: 1999-09-06
Abstract: PROBLEM TO BE SOLVED: To efficiently suction highly viscous grease at a low temperature in an expanded chamber pump for suctioning lubricant containing grease by reciprocating a pump tube dipped in a grease reservoir in respect to a plunger. SOLUTION: This pump is provided with a pump plunger 11 extended downward from a head 1 arranged on a supply source (vessel) 5 and a vertically reciprocatable lengthy pump tube 101 so as to surround the plunger 11. An eccentric part rotated by a motor 201 is housed in the head 1. The pump tube 101 is vertically reciprocated in respect to the plunger 11 by the rotation of the eccentric part. An induction check valve is arranged on the pump tube 101, adjacently to an open lower end on a lower end of the plunger. Suction and discharging of grease is performed by opening and closing an induction check valve, interlockingly with the reciprocation of the pump tube 101.
Patent JP-S61130110-A (JP)
Title: Semiconductor unit conveyor device
Inventor: KANAZAWA TAKAKI
IPC: B65G11/16
Filed: 1984-11-30
Abstract: PURPOSE:To improve durability as well as production efficiency by forming part of a chute part making contact with a semiconductor and part thereof adjoining a lead with fine ceramics in the captioned semiconductor conveyor device to a testing device etc. CONSTITUTION:A chute part 3 is formed with fine ceramics. A semiconductor device 2 is conveyed on the chute part 3 and positioned under a measuring socket 1, and further inserted into and separated from a socket 1 by vertically moving A, B the chute part. With the fine ceramics employed as such, wear resistance is improved to prevent wear from being produced due to friction and to thereby improve a life of the semiconductor. In addition, any spark can be prevented from being produced between the semiconductor and a lead in testing withstand voltage of the semiconductor as well as electrostatic induction prevented from being produced due to high frequency for improving measurement accuracy and production efficiency.
Patent JP-S60140770-A (JP)
Title: Photo-coupler
Inventor: IGUCHI SHINICHI
IPC: H01L31/167
Filed: 1983-12-27
Abstract: PURPOSE:To eliminate the trailing phenomenon of the rise waveform of an optical signal by previously connecting a resistor having the same resistance value as an internal resistor in the current value of one-fourth or one-tenth of the rated operating currents of a light-emitting diode between a pair of lead wires fitted to the light-emitting diode when the light-emitting diode and a light-receiving diode are received in a single package while being mutually opposed and a photo-coupler is manufactured. CONSTITUTION:Several light-emitting surface and light-receiving surface of a light-emitting diode 1 and a light-receiving diode 2 are disposed at a regular interval, and these diodes are received in a single package 9, thus manufacturing a photo-coupler. In the constitution, a resistor 3 having a predetermined resistance value is connected previously in parallel between a pair of lead wires connected to the light-emitting diode 1 while being position in the package 9. The resistance value of the resistor 3 is made previously the same as the value of an internal resistor in the current value of one-fourth or one-tenth of the rated operating currents of the light-emitting diode 1 at that time.
Patent JP-H1095670-A (JP)
Title: Production of silicon carbide composite ceramic
Inventor: TAKENOUCHI TAKEYOSHI
IPC: C04B35/64
Filed: 1996-09-24
Abstract: PROBLEM TO BE SOLVED: To obtain a silicon carbide composite ceramic improved in toughness, hardness, thermal shock resistance and abrasion resistance by mixing silicon carbide powder with specific dispersing particles and by sintering the mixture by plasma discharge. SOLUTION: This silicon carbide composite ceramic is obtained by, first, preparing a mixture by mixing silicon carbide powder of an average particle size of <=500nm with 1 to 30vol.% of at least one kind of dispersing particles of an average size of <=500nm, selected from boron carbide, titanium carbide, titanium nitride and titanium boride, and then by sintering the mixture by plasma discharge in a vacuum or nitrogen atmosphere under a pressure of 200 to 500kgf/cm<2> at >=1,600 deg.C.
Patent JP-H09132192-A (JP)
Title: Waterstream traveling lifeboat
Inventor: UTSUNOMIYA TAKESHI
IPC: B63C9/06
Filed: 1995-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a safe and stable lifeboat by forming it into a spherical shape so as not to permit sea water to enter, and moving it to the lowest position in the sea level through the weight of a dead-weight. SOLUTION: A lifeboat is formed into a spherical shape, and for the lifeboat not to be drawn near by waves, a rope is tensed over its bottom and a dead- weight or dead-weights are applied so as to move vertically. A lifeboat body is kept stable by the weight of a storage. It is thus possible to prevent the lifeboat from being sucked into the water-stream, overturned or lifted by waves for safe operation of the lifeboat.
Patent JP-2001077643-A (JP)
Title: Multiple amplifier
Inventor: MIYAGAWA KAZUHISA
IPC: H03G1/00
Filed: 1999-09-06
Abstract: PROBLEM TO BE SOLVED: To measure and display the output of a multiple amplifier using a simple system, without directly measuring the output of the output side of the amplifier and moreover without newly extending parts. SOLUTION: This multiple amplifier 4 is provided with a band-pass filter 23, through which the signal of the prescribed frequency band of an input signal is passed, an output calculation means 26 for calculating the outputs of plural amplifiers 16 and 20 based on a volume level signal from a volume controller 11 and an output signal from the band-pass filter 23 and a display means 5 for individually or comprehensively displaying digitally the outputs of the plural amplifiers 16 and 20, which are calculated by the output calculating means 26.
Patent JP-H07100210-A (JP)
Title: Insertion type blood vessel repair material
Inventor: EZAKI YUZO
IPC: A61M29/02
Filed: 1993-10-07
Abstract: PURPOSE:To obtain a justable size corresponding property suitable for the borer of the patient's blood vessel and to prevent the deviation in dwelling position even in an aorta by composing the repair material of a sheet-like member of a synthetic high polymer material and an elastic metal forming a ring shape in the blood vessel and expanding the elastic metal in a diametral direction. CONSTITUTION:This blood vessel repair material 1 is formed by attaching the elastic metal 3 which is substantially annular in the blood vessel to the sheet-like member 2 consisting of the synthetic high polymer material. The elastic metal 3 is rounded to an annular form and is expanded diametrally. The blood vessel repair material 1 is expanded to the annular form and in the diametral direction of the blood vessel by the stress of the elastic metal and is brought into tight contact with the blood vessel wall within the blood vessel after the elastic metal 3 is cylindrically rounded to the annular form and is inserted into the blood vessel. The repair material, then, is brought into tight contact with blood vessel walls in the blood vessel. The blood vessel repair material has a follow-up characteristic to the expansion and contraction of the aorta and has an excellent effect as the blood vessel repair material for indwelling in the blood vessel without generation a deviation in the position even in the aorta where the blood flow rate is larger after indwelling.
Patent JP-H1097001-A (JP)
Title: Portable screen device
Inventor: YAMADA YUICHI
IPC: G03B21/58
Filed: 1996-09-24
Abstract: PROBLEM TO BE SOLVED: To obtain a device being excellent in portability and the flatness of a screen in a state where it is spread by forming a screen holding member heaviest in weight in components to a nearly hollow shape. SOLUTION: The screen holding member 2 being heaviest in the weight in the components has a nearly hollow cylindrical shape and notched grooves 2a are formed in a longitudinal direction, at the top and bottom of the holding member 2. Further, a thin reinforcing plate 2b is provided in a direction nearly perpendicular to a segment that links two notched grooves 2a, in the longitudinal direction of the screen holding member 2, thereinside. The inner peripheries opposing each other of the cylindrical part of the holding member 2 are joined to each other by the thin reinforcing plate 2b. Thus, the upper and lower hollow parts 2c and 2d with semicircular cross-sections are formed inside the holding member 2. Then, a member for hanging 4 is constituted to be freely slidable along the upper hollow part 2c (notched groove 2a).
Patent JP-H1190193-A (JP)
Title: Separation membrane module
Inventor: NAKANO YOJI
IPC: B01D53/22
Filed: 1997-09-17
Abstract: PROBLEM TO BE SOLVED: To provide a module whose gas passing area is increased and whose manufacturing cost is sharply decreased in separation membrane modules for separating specified gas. SOLUTION: In a separation membrane module that a metallic film 15 selectively permeating specified gas and a base plate 11 having a gas catching part are integrated, the base plate 11 has its surface cut or ground after precision casting, and preferably by cutting or grinding the surface of the base plate surface 11 after precision casting, the flatness and the face roughness Ra are made <=0.3 mm and <=10 μm respectively. In this way, both a gas introducing pipe and a gas withdrawing pipe can be cast at the same time, and machining of both sides is made easy.
Patent JP-H0679622-A (JP)
Title: Sizing device and cylindrical grinder
Inventor: FUJIEDA YOSHIYUKI
IPC: B24B49/06
Filed: 1992-08-27
Abstract: PURPOSE:To eliminate the circularity error of a master gage to enable the accurate zero point adjustment, and provide a sizing device, which can prevent the partial abrasion of the master gage. CONSTITUTION:A support bar 23 of a master gage is supported by a housing 26 through a bearing 24 freely to turn, and the master gage 20 is fitted to one end of the support bar 23, and the other end is connected to a motor 29 through a coupling 28. At the time of measuring the master gage 20, since the master gage 20 is rotated, the abrasion is evened, and the circularity error of the master gage is eliminated.
Patent JP-S63108243-A (JP)
Title: Inspecting method for freaking of optical fiber cable
Inventor: YAMASHITA KATSUYA
IPC: G02B6/00
Filed: 1986-10-24
Abstract: PURPOSE:To speedily and accurately inspect the breaking of a wire by making light incident on plural optical fiber cores on one end side at a time, detecting light guided out to the other end side, and counting the number of optical fiber cores out of which the light is guided. CONSTITUTION:The light from a light source 6 is made incident on end surfaces of the plural optical fiber cores 2a-5a clamped on a clamping base 8 at a time through a lens 7 and guided in the optical fiber cores in an optical fiber cable 1 to reach the light projection end side, and images of cores where the light is guided normally is projected on a vidicon camera 12 through a projection optical system 11, the image 17 is picked up under the control of a camera controller 13, and the images 18a and 18b in the image 17 of the cores wherein the light is guided normally are picked up. The number of the cores where the light is guided normally is counted by a computer 15 for control, which outputs the counted value. Thus, the number of the optical fiber cores is counted to count the number of optical fiber cores in the optical fiber cable 1 wherein the breaking of a wire occurs is counted to perform the wire breaking inspection.