baber/WOPTO huggingface dataset:
Patent JP-H0855812-A (JP)
Title: Heat treating furnace for semiconductor wafers
Inventor: SHIRAISHI KOICHI
IPC: H01L21/205
Filed: 1994-08-09
Abstract: PURPOSE:To obtain a high-purity semiconductor wafer having improved characteristics and reliability by preventing the wafer from being contaminated with metals. CONSTITUTION:This heat treating furnace for semiconductor wafers comprises a quartz glass-made core tube 1, a gas feed pipe 2 for feeding a heat treating gas into the core tube, and a heater 4 disposed on the outside of the tube 1. An electrode 7 is mounted in the tube 1 and positive voltage is applied to the electrode to prevent metal impurities from depositing. This is a basic structure.
Patent JP-H0676377-A (JP)
Title: Production of magneto-optical disk
Inventor: ISHIZUKA KENICHI
IPC: G11B11/10
Filed: 1991-08-20
Abstract: PURPOSE:To improve the sensitivity of a magneto-optical disk to a magnetic field, the environmental resistance and reliability of the disk without altering the compsn. of the magnetic film. CONSTITUTION:The surface of the protective film of a magneto-optical disk is subjected to sputter etching or irradiation with UV and a magnetic film is formed on the surface of the protective film. The sensitivity of the magneto- optical disk to a magnetic field, the environmental resistance and reliability of the disk can be improve while maintaining the recording and reproducing characteristics of the magnetic film.
Patent JP-2000037871-A (JP)
Title: Ink-jet recording head and ink-jet recording apparatus
Inventor: ITAYA TAMON
IPC: B41J2/05
Filed: 1998-07-23
Abstract: PROBLEM TO BE SOLVED: To simultaneously satisfy an ink-discharging efficiency and shortening of a refill time. SOLUTION: An ink discharge-assisting device 30 is set in an ink flow path 6. The ink discharge-assisting device 30 is schematically constituted of a pressure chamber 31 formed at a bottom part of the ink flow path 6 at the side closer to a liquid chamber (upstream side) than an ink discharge heater 2, a heater 32 formed at a bottom part of the pressure chamber 31 and an expansible film 33 which suddenly generates air bubbles to a liquid L filled in the pressure chamber 31 by heating by the heater 32 and expands or shrinks subsequent to foaming or defoaming of the air bubbles.
Patent JP-S6267421-A (JP)
Title: Robot for test working
Inventor: NISHIKAWA HARUHIKO
IPC: G01M17/007
Filed: 1985-09-20
Abstract: PURPOSE:To enable the state of a vehicle in low speed, accelerating or decelerating running to be accurately simulated and a good running performance test to be performed by providing a detector for detecting the quantity of the tread of an accelerator pedal of the vehicle to be tested in the neighborhood of the pedal. CONSTITUTION:An automatic vehicle is mounted on a chassis dynamometer as an automobile to be tested. When a controller drives an accel actuator and a brake actuator, a corresponding operating jig is driven via a wire. When an accelerator pedal 10 is trod, an accelerator lever 12 rotates about a hinge 14 and a wire 36 is pulled in the same direction with the rotation of the lever 12. The throttle valve of an engine is opened or closed and the output of the engine is adjusted. At this time, the tread of the accelerator pedal 10 in a direction A slides the operating rod 20a of a sensor 20 in a direction C and the quantity of the operation of the accelerator pedal 10 is detected as the displacement of the operating rod 20a, which is fed to the controller.
Patent JP-S6365183-A (JP)
Title: Moving-magnet type diaphragm pump
Inventor: TAKAHASHI KEIZO
IPC: F04B45/047
Filed: 1986-09-04
Abstract: PURPOSE:To improve the extent of driving efficiency, by equalizing each polarity of magnetic poles at the side where magnets are opposed to each other, being installed in a part corresponding to both S and N poles of a solenoid coil in a vibrator, and installing a state core, consisting of a magnetic substance, interposingly between the solenoid coil and the vibrator. CONSTITUTION:A solenoid coil 1, a bobbin 2 and a yoke core 3 are all connected together by a side plates 5a and 5b. In a part corresponding to each inner circumferential end of yoke plates 4a and 4b of a fulcrum shaft 6, there are provided with magnets 7a and 7b, and each polarity of magnetic poles at the opposed side is set down to sameness. A state core 11, consisting of a magnetic substance, is installed interposingly between the solenoid coil 1 and a vibrator 10. Therefore, a resonance state between an alternating variation in an AC current and a vibration of the vibrator is achievable so that the driving efficiency of a pump is raisable.
Patent JP-S5999638-A (JP)
Title: Electronic parts assembling jig
Inventor: NAKAMURA KIYOSHI
IPC: C04B35/584
Filed: 1982-11-30
Abstract: PURPOSE:To obtain an electronic parts assembling jig excellent in its wear resistsance and heat resistance by forming said jig from a sintered body taking silicon nitride as a main ingredient. CONSTITUTION:An assembling jig fomed by a sintered body taking silicon nitride as a main ingredient is constituted by, e.g., a top part 1 for placing glass and a base part 2 arranged on an assembling device. And, e.g., silicon nitride powder to which sintering assistant (Y2O3, Al2O3, etc.) is added is, after its hot press or compression molding, formed into a prescribed shape by an ordinary sintering, and the top part and the tapered surface are formed by grinding processing. Moreover, although silicon nitride is ceramic difficult to get wet with glass, when the volume porosity of the sintered body is too large, it becomes easy to get wet with glass, so that the volume porosity is desired to be less than 10%.
Patent JP-H0952694-A (JP)
Title: Winch
Inventor: NIISATO AKIO
IPC: B66D1/36
Filed: 1995-08-16
Abstract: PROBLEM TO BE SOLVED: To provide a winch, which can convert the force of a rope for pushing a guide pulley to the tensile force for stretching a roller chain at a high efficiency and which can be easily manufactured and which has high quality of operation. SOLUTION: When a guide pulley 50 is displaced by a rope 3, an oscillating link 40 is oscillated around an oscillation shaft 41 so as to stretch a roller chain 30. At this stage, the force of the rope 3 for pushing the guide pulley 50 is amplified and converted to the tensile force for stretching the roller chain 30 with a principle of lever. Since the necessity for drilling a long hole in the conventional way is eliminated, machining is facilitated, and the manufacturing efficiency can be improved. Furthermore, generation of a danger that the operation of the roller chain is hindered by the clogging of a long hole part with the foreign material is eliminated so as to improve the reliability of the operation.
Patent JP-S6186276-A (JP)
Title: Printer
Inventor: MOROI SHIYOUHEI
IPC: G06K15/00
Filed: 1984-10-04
Abstract: PURPOSE:To enhance processing speed, by a method wherein data following an initializing command are made to be effective and a printer is initialized, based on the result of discrimination by a means for discriminating whether or not transferred data are an initial command. CONSTITUTION:The discriminating means A discriminates whether or not the data transferred from the hot system side is an initializing command, and transmits the result of discrimination to an initializing means B. On receiving the result of discrimination from the means A, the initializing means makes the data following the initializing command effective when the reception of the initializing command is confirmed by the means A, thereby initializing the printer. Accordingly, data can be received even at the time of initializing the printer, and continuity of data can be ensued.
Patent JP-H1155789-A (JP)
Title: Speaker equipment
Inventor: FUJIHIRA MASAO
IPC: H04R9/02
Filed: 1997-08-04
Abstract: PROBLEM TO BE SOLVED: To realize an electromagnetic coupling speaker for a full frequency band or exclusively for a low frequency sound with a high input and a high output with high sensitivity and a small size at a low cost. SOLUTION: A plate 47 and a yoke 43 are fitted before and after a 2nd magnet 49 with an opposite polarity to that of a 1st magnet 41, a plate 42 is fitted in front of the 1st magnet 41 to form gaps 45, 48 between the plates 42, 47 and a center pole 44 integrated to the middle of the front side of the yoke 43. A flat drive coil 51 is contained in the middle of an inner circumferential part of the plate 47 so as to face the gap 48, the number of turns of the coil 51 is increased and the heat dissipation performance is improved. A secondary coil 32 whose one end is fixed to a diaphragm 31 and which is coupled electromagnetically with the drive coil 51 is placed in the gaps 45, 48, and a 2nd drive coil 52 is fixed to the secondary coil 32 in the gap 48 to attain reproduction of low sound frequencies that cannot be made through the electromagnetic coupling.
Patent JP-2001032521-A (JP)
Title: Form for placing concrete and method for demolishing the form
Inventor: ASAI TERU
IPC: E04G11/08
Filed: 1999-07-23
Abstract: PROBLEM TO BE SOLVED: To easily remove a form from concrete without damage of the form when demolishing the form in a concrete form construction method. SOLUTION: A blowoff outlet opened to the side where forms 1, 2 are brought into contact with concrete and a nozzle 13 having an intake which communicates with the blowoff outlet and takes in a pressurized fluid when demolishing the forms and applies the pressure of the pressurized fluid from the blowoff outlet to the concrete side are provided in the forms 1, 2 for placing concrete. When demolishing the forms, a pressurized fluid such as compressed air is applied to the nozzle to separate the forms 1, 2 from the concrete by the pressure of the pressurized fluid. Hence, it becomes unneccessary that workers manually remove the forms 1, 2 from the concrete, and since the forms 1, 2 are not damaged on demolishing them, the reusable number of the forms increases.
Patent JP-S5999433-A (JP)
Title: Silver halide photosensitive material
Inventor: SUGIMOTO TADAO
IPC: G03C1/005
Filed: 1982-11-29
Abstract: PURPOSE:To improve the pressure characteristics by using flat platelike silver halide particles each having an inner high iodine phase by a specified percentage of the number of photosensitive silver halide particles to be incorporated in a silver halide emulsion layer. CONSTITUTION:A uniform phase of silver bromide is formed on silver iodobromide to prepare flat platelike silver halide particles having >=5 ratio of diameter/thickness. In each of the particles, a high iodine phase is present in an inner part where <=80mol% of the total amount of silver is present in the direction of the major or minor axis of the particle, and the average iodine content of the inner high iodine phase is >=5 times as much as the average iodine content of silver bromide, silver iodobromide or silver chloroiodobromide present at the outside of the phase. The flat platelike silver halide particles are used by >=10% of the number of photosensitive silver halide particles to be incorporated in a silver halide emulsion layer to obtain the desired photographic sensitive material.
Patent JP-H1042511-A (JP)
Title: Spindle motor
Inventor: FUKUNAGA SHOHEI
IPC: H02K5/173
Filed: 1996-07-19
Abstract: PROBLEM TO BE SOLVED: To provide a spindle motor, in which contaminated particles such as grease spattered out of a bearing case are prevented from flowing outside a motor, even when a pumping function in caused by rotation of the spindle motor. SOLUTION: A spindle motor 1 has a stationary part 2 made up of a bracket 10, a shaft 11 and a stator 12, a rotor hub 21 with a rotor flange 30 for supporting a hard disk 4, a rotating part 3 having a rotor yoke 32 and a rotor magnet 33, and bearings 40 and 41 for joining the stationary part 2 and the rotating part 3. The bracket 10 has a recessed part 13 for storing the stator 12, and a bracket flange 14 elongated in a radial direction from the recessed part 13, while the bracket flange 14 has a head seek groove 15 on the upper face thereof. In addition, a gap 19 is formed around the recessed part 13 in a path from the bearings 40 and 41 to the outside through the recessed part 13 of the bracket 10 and the bracket flange 14.
Patent JP-H1149807-A (JP)
Title: Continuous suspension polymerization of vinyl chloride-based polymer
Inventor: GOTO YUKI
IPC: C08F2/18
Filed: 1997-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a method for continuous suspension polymerization of a vinyl chloride-based polymer by which the formation of coarser particles of the resultant vinyl chloride-based polymer and inner higher filling can be suppressed. SOLUTION: This method for continuous suspension polymerization of a vinyl chloride-based polymer comprises carrying out the suspension polymerization in an aqueous medium containing a dispersing agent while continuously feeding a raw material suspension comprising the vinyl chloride-based monomer composed of vinyl chloride monomer alone or a mixture of the vinyl chloride monomer with a monomer copolymerizable therewith, a dispersing agent and water to a polymerizer. In this case, a thickener having 5-200 cP Brookfield viscosity of a 0.1 wt.% aqueous solution thereof at normal temperatures under atmospheric pressure in an amount of 0.0005-0.2 wt.% based on the vinyl chloride-based monomer is added to the raw material suspension.
Patent JP-S6364817-A (JP)
Title: Weather strip for automobile
Inventor: INOUE SHOJI
IPC: B60J1/02
Filed: 1986-09-05
Abstract: PURPOSE:To improve glass positioning ability, workability, and sealing ability, by a method wherein, in a gasket type weather strip, a projected part is formed to a flange lip base part on the car room side, nipping the flange of the opening part of a car body, in a manner to be protruded toward the inner side of a car room. CONSTITUTION:A projected part 6a is formed on the base part of a flange lip 6, nipping a flange 5 of an opening part 0 of a car body, in a manner to be protruded toward the inner side of a car room. The projected part 6a may be partially or wholly formed to a portion positioned facing the lower edge of a front glass 1. In this constitution, when the front glass 1 is set, the projected part 6a is engaged with the flange 5 for positioning. This constitution improves positioning ability of the front glass, and improves workability. Further, a glass assembling state is stabilized, and sealing ability is improved.
Patent JP-H0552296-A (JP)
Title: Tripod installation device
Inventor: ICHIMURA TORU
IPC: F16M11/04
Filed: 1991-08-21
Abstract: PURPOSE:To provide a tripod installation device on which a camera having different size and a camera recorder can be installed, in one unit. CONSTITUTION:A tripod installation device (body) 5 is equipped with a front lock member 23 and a rear lock member 38 which lock a locked member installed on the bottom surface part in the longitudnal direction of a camera, and a slide shaft 2 is installed on a tripod installation device (slide piece) 1 which has the rear lock member 38. The tripod installation device (slide piece) 1 is installed in slidable manner on the tripod installation device (body) 5 having the front lock member 23.
Patent JP-S59100399-A (JP)
Title: Heat exchanger made of aluminum
Inventor: FUJIYOSHI TATSUYA
IPC: F28F19/06
Filed: 1982-12-01
Abstract: PURPOSE:To obtain a heat exchanger which is superior in its durability by preventing pitting corrosion from generating, by making electric potential of a solder material layer forming an external layer of a liquid duct formed in three layers and an inside layer are made base as compared with that of an intermediate core material layer. CONSTITUTION:An aluminum material constituting a liquid duct 1 is made into layer structure consisting of a 5'15% clad ratio solder layer 9 constituting the outside, an intermediate core material layer 10 and a 5-15% clad ratio inside layer 11 constituting the inside. Electric potential of the solder material layer 9 obtained by adding 3-13% silicon and 0.2-3% zinc to aluminum and an inside layer 11 obtained by mixing a small amount of the other kind metal to aluminum are made base as compared with that of the core material layer 10 obtained by adding 0.2-0.5% copper and 0.3-0.6% manganese to aluminum, and when pitting corrosion is apt to make progess from either the outside or the inside of the liquid duct 1, the corrosion is prevented from reaching the core material layer 10 because of the sacrificial corrosion of the solder layer 10 or the core material layer 11.
Patent JP-S6453274-A (JP)
Title: Interpolation device having line segment processing part running parallel with coordinate axis
Inventor: TAKAGI TOSHIYUKI
IPC: G06F17/17
Filed: 1987-08-25
Abstract: PURPOSE:To improve the total speed of a linear graphic processor by accelerating the generation speed of the dot pattern of a line segment running parallel with a coordinate axis such as a horizontal line segment or a vertical line segment. CONSTITUTION:When an X coordinate coincidence signal 306 is generated, that means, in case of the vertical line segment, a selector 311 selects end point Y coordinate data 316, a selector 312 selects start point Y coordinate data 317, a selector 314 selects start point X coordinate data 318 and a selector 315 selects the output 320 of a coordinate counter 319. On the other hand, when a Y coordinate coincidence signal 308 is generated, that means, in case of the horizontal line segment, the selector 311 selects end point X coordinator data 321, the selector 312 selects the data 318, the selector 314 selects the output 320 of the counter 319 and the selector 315 selects the data 317. Thus the dot pattern of the vertical line segment or the horizontal line segment which is frequently processed for practical use is generated in a short time, and the total speed of the linear graphic processor is improved.
Patent JP-H0373865-A (JP)
Title: Device for testing power supply voltage fluctuation for control unit
Inventor: KURIMOTO MASAJI
IPC: G01R19/165
Filed: 1989-08-15
Abstract: PURPOSE:To automatically execute the power supply voltage fluctuation test of a control device by setting up the upper and lower limit values of fluctuation in a rated voltage in a power supply device as testing voltages and switching the supply of the testing voltage to the control device in accordance with an external command. CONSTITUTION:In a normal state, a rated voltage (e.g. DC 5V) is supplied from a power supply card (power supply device) 2 to respective control cards (control devices) 3. When an operator transmits an external command from a master man-machine interface 11 to a control unit 1, either one of the fluctuation upper limit value (e.g. DC 5V+5%) and fluctuation lower limit value (e.g. DC 5V-5%) of the rated voltage set up in the power supply card 2 is selected in accordance with the external command, the selected voltage is supplied to respective control cards 3 as a testing command.
Patent JP-S6451189-A (JP)
Title: Water purifying plant
Inventor: ISHII YOSHIHISA
IPC: B01D15/00
Filed: 1987-08-24
Abstract: PURPOSE:To adsorb and remove harmful substance contained in city water for a long period and to produce tasty and sanitary clear water by periodically heating and regenerating an adsorbent and simultaneously heating and sterilizing bacteria, etc., proliferating in a water purifying plant. CONSTITUTION:A heater 9 for heating an adsorbent 5 via a convection or fluidized water layer is provided and a water feed valve 11 and/or drainage valves 12, 13 or parts having valve function are annexed so that the water in a vessel 3 packed with the adsorbent is discharged after heating the adsorbent 5. In other words, harmful substance contained in city water is adsorbed and removed for a long period by periodically heating and regenerating the adsorbent and tasty and sanitary clear water can be produced by simultaneously heating and sterilizing bacteria, etc., proliferating in a water purifying plant.
Patent JP-S6099038-A (JP)
Inventor: BOBII MEIRU FUIRITSUPUSU
IPC: D02G1/16
Filed: 1984-10-05
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-S6188659-A (JP)
Title: Lighting device
Inventor: KANZAKI MINORU
IPC: H04N1/028
Filed: 1984-10-08
Abstract: PURPOSE:To light the illuminance of an original face uniformly and efficiently by constituting the titled device with a rod-shaped solid-state light source, photoelectric converting elements arranged in a line and a focusing fiber array and incorporating the fiber array and a light guide for transmission original lighting. CONSTITUTION:The irradiated light by the rod solid-state light source 5 such as an LED is led through the transmission original lighting light guide 8 and irradiated onto the original face of a transmission original 1. The image of light irradiated on the original face is formed on a point B of the transmission original 1 and a point A of the photoelectric converting element group 7 through the focusing fiber array 6 and the contrast of a character or a graph on the original face is outputted as a time series signal by using the photoelectric converting element group 7. Since the light guide 8 has a structure adhered closely to the outside of the focusing fiber array 6 in this way, miniaturization is attained, the light is irradiated vertically to the original face and irradiated efficiently even if the focus of the focusing fiber array 6 is shortened.
Patent JP-H0954373-A (JP)
Title: Structure for coupling part of half opening/closing type document holding plate
Inventor: KAWASAKI KOTARO
IPC: G03G15/00
Filed: 1995-08-17
Abstract: PROBLEM TO BE SOLVED: To improve the operability of a document holding plate with simple constitution and to eliminate an unnatural feeling in terms of outside appearance in a state where the cover is opened. SOLUTION: The document holding plate 20 is constituted of a main cover part 22a with which the almost rear half of the upper surface of a copying machine P is covered, and a main cover part 22a with which the almost front half of the upper surface of the copying machine P is covered; and the main cover part 22a is attached to be opened/closed on the upper surface part of the copying machine P through a hinge. The main cover part 22a and a subcover part 22b are pivotably coupled through a hinge 25, and a leaf spring 26 is attached to be superposed on the hinge 25, so that force in a reverse direction to the pivoting direction of the subcover part 22b to the main cover part 22a acts on the subcover part 22b.
Patent JP-H0633460-A (JP)
Title: Automatic measuring method and device for dynamic bearing capacity of precast pile
Inventor: ISHII HIROSHI
IPC: G01B11/00
Filed: 1992-07-14
Abstract: PURPOSE:To avoid hazards for the safety of workers, demand a dynamic bearing capacity for a precast pile and determine the completion of pile casting operation in an automatic mode. CONSTITUTION:A laser transmitter 1 is mounted to a pile under casting operation. A laser receiver 2 designed to receive laser light 12 is mounted at a specified position. A computing element 3 is mounted to the receiver 2. The laser light 12 under casting is received by the receiver 2. The computing element 3 computes a dynamic bearing capacity of a pile 6 from measured values which cover changes in the height of the laser light 12 based on the received information for the sinking and rebound of the pile 6. Then, comparison is made between the dynamic bearing capacity thus obtained and a static bearing capacity preliminarily input into the computing element 3 capable of ending pile casting operation. Whether pile casting be ended or not is determined based on the comparison result.