baber/WOPTO huggingface dataset:
Patent JP-H07249252-A (JP)
Title: Magnetic disk device
Inventor: TASHIRO TAKESHI
IPC: G11B17/043
Filed: 1994-03-11
Abstract: PURPOSE:To make a magnetic disk to be in a recording and reproducing-possible state by clamping the magnetic disk with only the inserting operation of a floppy disk. CONSTITUTION:A trigger lever 11 is rotated in the clockwise direction with the edge on the farthest depth side of a floppy disk F by inserting the disk F in A direction to disengage the engagement between the engaging part 14 of the lever 11 and the engaging groove 15 of a driving body 5 and then the driving body 5 is moved in B direction by the elasticity of a pulling spring 9. A rotating lever 21 is rotated in the clockwise direction in accordance with the movement of the driving body 5 to rotate a rotating arm 28 downward. A collet part 38 is made to descend while being guided by a collet guide 35 by the rotation of the rotating arm 28 to clamp the magnetic disk F together with a spindle motor 33. An arm lifter 46 is also made to descend by a projected piece 48 following the descent of the rotating arm 28, a head am 42 supported by a projected piece 49 is also made to descend and then a magnetic head 44 is abutted on the magnetic disk F to make the magnetic disk F come into the recording and reproducing-possible state.
Patent JP-H04281862-A (JP)
Title: Air cleaner
Inventor: KAYAMA MASAAKI
IPC: B03C3/155
Filed: 1991-03-07
Abstract: PURPOSE:To reduce the size of the dust precipitating electrode part of the air cleaner and to improve its performance as well as to form the body which is small, lightweight, inexpensive and highly reliable. CONSTITUTION:The dust precipitating electrode part 34 is constituted by alternately disposing flat planar plus electrodes 38 and flat planar minus electrodes 39 so as to face each other, mounting comb-shaped inorg. insulators 40 to both ends between both electrodes 38 and 39 mentioned above to hold spacings between the alternate electrodes 38 and 39, projecting the flat planar minus electrodes 39 from the flat planar plus electrodes 38 to a discharge device part 33 side and setting the size of the meshes of prefilters 32 smaller than the spacings between the flat planar plus electrodes 38 and the flat planar minus electrodes 39.
Patent JP-S51117379-A (JP)
Title: Safety device for machine tool as press or the like
Inventor: YABANA SHIYOUI
IPC: F16P3/06
Filed: 1975-04-08
Abstract: PURPOSE: To shunt an operator from dangerous region by operating a manual means cooperated with working medium. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H09230935-A (JP)
Title: Self-propelling controlling method for vehicle
Inventor: ADACHI HIDEHIRO
IPC: G06N3/00
Filed: 1996-02-28
Abstract: PROBLEM TO BE SOLVED: To enable the traveling of a vehicle while evading the obstacle on a traveling route without installing an orbit by imparting the mutual relation value of an arithmetic result and the traveling state of the vehicle to a neural network, defining the value as the output data for the front wheel of the vehicle, determining the presence or absence of a steering and the traveling and controlling the traveling of the vehicle. SOLUTION: Plural sensors 6 are provided around a vehicle 3 and the detection signal of each sensor 6 is outputted as the elements of matrixes S. The elements of these matrixes S are inputted to the neural networks 10 to 12 composed of an arithmetic processor. In these neural networks 10 to 12, the fixed calculations by the elements of the matrixes S are executed. The mutual relation value of this arithmetic result and the traveling state of the vehicle 3 is extracted, this mutual relation value is used as input data, which is used as the output data for the front wheel 4 of the vehicle, the presence or absence of steering and traveling is determined and the traveling of the vehicle is economically controlled. By using the steering and the traveling direction as teacher signals, the necessity of performing processing such as the generation of an orbit is eliminated.
Patent JP-H07222963-A (JP)
Title: Melt treatment of waste
Inventor: KANEKO MISAO
IPC: F23G5/00
Filed: 1994-02-16
Abstract: PURPOSE:To enhance the operation stability of the melt treatment of waste and to reduce the cost of fuel to be used. CONSTITUTION:The waste received in a tank 1 is dried and conditioned in humidity by a dryer 9 and subsequently bulked by a pressure bulking machine 10. The bulked waste is introduced into a vertical melting furnace 5 along with regenerated fuel, which is propared by mixing 20-30wt.% of a fibrous material with the lumpy coke and waste plastics received in tanks 2, 3, 4 and bulking the resulting mixture, and a slag forming agent.
Patent JP-S57155866-A (JP)
Title: Demodulation circuit for intermediate frequency signal
Inventor: ICHIYOSHI OSAMU
IPC: H04L27/227
Filed: 1981-03-23
Abstract: PURPOSE:To achieve a demodulation circuit operated in excellent manner even at a reception IF signal system with greater frequency fluctuation, by providing a frequency tracking type band pass filter with an input circuit and controlling this band pass flter through the output of a carrier wave reproducing circuit. CONSTITUTION:An IF frequency signal is inputted to a frequency tracking type band pass filter 6, where noise component is rejected and inputted to a carrier wave reproducing circuit 1 and a demodulator 2 after passing through a limiter circuit 5. The carrier wave reproduced at a carrier wave reproducing circuit 1 is inputted to a control signal to the band pass filter 6 and a demodulation carrier wave to the demodulator 2. The frequency tracking type band pass filter 6 is as shown in figure, the IF frequency signal and the reproduced carrier wave are multiplied at multipliers 8 and 9, the IF frequency signal is converted into the base band, and after noise rejection at low pass filters 10 and 11, the reproduced carrier wave is inputted to multipliers 12 and 13, and output is made by converting the carrier wave into that in the IF frequency band again.
Patent JP-H01219191-A (JP)
Title: Method for preventing sparking between electroplating electrodes
Inventor: ISHIDA HIROYUKI
IPC: C25D21/00
Filed: 1988-02-26
Abstract: PURPOSE:To surely prevent the sparking between electroplating electrodes, to prolong the service life of the electrode, and to prevent the flawing of a plated band steel by adjusting the distance between electrodes through an interelectrode switching device based on the measured value of the band steel shape on the inlet side of a plating bath. CONSTITUTION:Conductive rolls 2, upper-surface electrodes 3-3n, lower-surface electrodes 4-4n, etc., are provided to the electroplating bath 8, and the shape of a band steel 1 is measured on the inlet side of the bath 8 by a band steel shape measuring device 10. The measured result is inputted to the interelectrode switching device 11, and compared with the shape corresponding to the preset distance between electrodes and not generating sparks. When the shape capable of generating sparks is recognized, the distances between the electrodes 3,... and 4,... are successively increased and decreased to prevent the generation of sparks. When the generation of sparks is detected by a spark detector 13 through a thyristor rectifier 12, the distances between electrodes are increased and decreased in the same way as before through the switching device 11, and further generation of sparks is surely prevented.
Patent JP-H05212637-A (JP)
Title: Assembly device in clean room
Inventor: YABUKI FUJIO
IPC: B23P21/00
Filed: 1992-01-31
Abstract: PURPOSE:To improve the quality against dust in reducing the occasion of dusting by installing a centralized exhausting means which absorbs each dust being produced out of a conveying means, a working table and both conveying and handling means and discharges them to the outside. CONSTITUTION:Dust to be produced from each equipment as respective handling means performing various handlings of conveyors 3, 4, a working table 9, a robot 11 and works and components is centralized and exhuasted to the outside via a blower duct manifold 37. In this case, an inner part of a clean box is kept clean by means of a down flow unit. Accordingly, automatic cleaned assemblyis made achievable in this way, and since the setting of production types and versions can be set in advance, a changeover of kinds or grades can be done with no man power, and reduction in the occasion of dusting improves the quality against dust.
Patent JP-H04260510-A (JP)
Title: Automatic warehouse facility
Inventor: NAKAMURA YASUSHI
IPC: B65G1/00
Filed: 1991-02-15
Abstract: PURPOSE:To pile up pallets to be stored on shelves of a three-dimensional warehouse based on arbitrary organization. CONSTITUTION:A three-dimensional warehouse 30 which has a shelf 31 on which pallets are stored and a stacker crane 40 are provided. Each pallet to be piled up is provided with a pin which can adjust height and supports pallet on the upper step. By inputting data on height of this pin into a controller, the controller controls data concerning a take-up position and a take-down position of all the pallets to be stored on each shelf. A fork device of the stacker crane which receives command for operation from the controller handles target pallet and constitutes pile-up pallet which is organized arbitrarily in shelf.
Patent JP-H02221693-A (JP)
Title: Centering method and its device of scroll compressor
Inventor: KANEJIMA KEINOSUKE
IPC: F04C18/02
Filed: 1989-02-22
Abstract: PURPOSE:To make it possible to perform high precision centering which is of totality including precision of all parts and is not influenced by processing errors and others by making the centering in a completed state in which a fixing scroll, a revolving scroll and other constitutional parts are in incorporated. CONSTITUTION:At the time of a centering work, a scroll compressor is first placed on an X table 2, a fixing scroll 4 is fixed with fixing claws 3, 5 and a shaft rotation device 10 is lowered to hold a rotary shaft 11. Subsequently, the rotary shaft 11 is rotated, the positional relation of the revolving and fixing scrolls 23 and 4 is matched to the state of zero degree and the first to fourth pressing devices 12-15 arranged with mutual gaps of ninety degrees are actuated in sequence and the rotary shaft 11 is rotated by every ninety degrees to reciprocally push the X table 2 and a Y table 1 so as to bring the fixing scroll 4 in contact with the revolving scroll 23. At this time, the coordinates of X and Y are detected by X, Y direction detectors 17 and 19, the centers of the coordinates are sought for in accordance with the result of the detection and decided as the positioning centers of both scrolls 4 and 23.
Patent JP-H05243474-A (JP)
Title: Semiconductor device
Inventor: OTSUKA MASASHI
IPC: H01L23/50
Filed: 1992-02-28
Abstract: PURPOSE:To enable sealing a semiconductor chip by using a package whose external dimension is smaller than the conventional one, by decreasing the number of leads by connecting power supply electrodes or earth electrodes which overlap on a semiconductor chip, inside a package. CONSTITUTION:Out of electrodes formed on a semiconductor chip 20, a plurality of electrodes for grounding are connected with the outer peripheral part 22 of a bed 21 by using bonding wires 24, 24,.... A part of suspension pins 26, 26,... extending from the outer peripheral part 22 is pressed down so as to be exposed on the rear of a resin package 27, and rear exposed party, 28, 28... are formed. The other electrodes on the semiconductor chip 20 are connected with leads 25, 25... by using bonding wires 24, 24,....
Patent JP-S54134613-A (JP)
Title: Magnetic head
Inventor: TAKEOKA YOSHIKATSU
IPC: G11B5/133
Filed: 1978-04-11
Abstract: PURPOSE:To improve output characteristics by providing a back core formed of polycrystalline ferrtie of smaller particle sizes than single crystal ferrite. CONSTITUTION:The core portion of the magnetic head is formed by a head chip 1  opposing to a magnetic recording medium and a back core 2 which is bonded to  this head chip 1 and constitutes one magnetic path with the head chip 1. The head  chip 1 is constituted by single crystal ferrite 12a, 12b and the back core 2 by polycrystalline ferrtie. Fruther the side face defining the track width of the head chip 1  is set at the crystal face 110 of the single crystal ferrite or near the same and the  faces opposing to a magnetic gap are set on the crystal face 100 face or 111 face or  near the same of the monocrystalline ferrite. Hence, the recording and reproducing characteristics may be considerably improved as compared to the magnetic head  made of polycrystalline ferrite alone.
Patent JP-S52127580-A (JP)
Title: Information transmitting system
Inventor: FUKUSHIMA TSUNEO
IPC: H04Q9/14
Filed: 1976-04-16
Abstract: PURPOSE: To add informations to information groups on the basis of a unit of a repetition period of their transmission for reproduction of their sequence by partial addition of a function to the fundamental construction of conventional appliances for transmitting information. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-2000239835-A (JP)
Title: Sputtering target
Inventor: SEKI TAKAKAZU
IPC: C23C14/34
Filed: 1999-02-22
Abstract: PROBLEM TO BE SOLVED: To increase the sputtering rate peculiar to a target and to improve productive efficiency by controlling the crystal orientation of a target provided with a face-centered cubic structure and controlling the plane orientation ratio to the value equal to or above a specified one. SOLUTION: The orientation ratio of  (111)+(200)}/(220) plane in a metallic or alloy sputtering target provided with a face-centered cubic structure is controlled to >=2.20. The target material is preferably composed of silver or a silver alloy. The fact that the (111) and (200) planes orientate to the sputtering face of the sputtering target more preferentially than the (220) plane to increase the density of atmos to the sputtering face is utilized. As a result, the collision frequency with cations accelerated at the time of sputtering and proceeding to the target is made high, and the sputtering rate is inevitably be improved. In this way, the film forming time can be reduced while the film forming conditions by the sputtering are maintained.
Patent JP-S62202052-A (JP)
Title: Steel material for chain having high strength and high fracture toughness
Inventor: SAKAMOTO MASAKI
IPC: C22C38/00
Filed: 1986-02-28
Abstract: PURPOSE:To obtain the titled steel material for chain excellent in fracture toughness at low temp. in a flash butt weld zone, by specifying respective quantities of C, Si, Mn, P, S, Cr, Mo, Sol. Al, and N and by regulating the ideal critical diameter to a specific value or above. CONSTITUTION:The titled steel material has a composition containing, by weight, <=0.35% C, 0.05-0.50% Si, 0.05-2.50% Mn, <=0.040% P, <=0.040% S, <=5.00% Cr, 0.30-0.70% Mo, 0.010-0.060% Sol. Al, and 0.003-0.020% N and also has an ideal critical diameter DI, calculated from equations, of >=200mm. This steel material is a high-strength and high-fracture toughness steel material for chain having a tensile strength of >=90kgf/mm<2> and a fracture toughness COD in a -20 deg.C flash butt weld zone of >=0.12mm. Therefore, it can be expected of this steel material that it plays an extremely useful part in resource development, etc., under severe conditions.
Patent JP-S55136600-A (JP)
Title: Pressure control unit of counter balancer
Inventor: SAKURAI AKIO
IPC: B30B15/00
Filed: 1979-04-11
Abstract: PURPOSE:To adequately adjust the pressure in the balancer according to die weights by so constituting the unit that a slide position detecting means is provided to crown vertically movably and the pressure in the counter balancer is controlled by the stroke of this detecting means. CONSTITUTION:In the unit of controlling the pressure in the pressure chamber 7 of a balancer 4 which supports the weight of the slide 2 provided between the crown 1 of the press machine and slide 2 by providing the slide mounted with a die 8 to the crown 1 vertically movably by way of connecting rods 3, the position detecting means 9 of the slide 2 is suspended to the crown 1. Since said detecting means 9 is so constituted that the air pressure in the pressure chamber 7 of the counter balancer 4 is automatically regulated to the value meeting the die weight, the pressure in the pressure chamber 7 may be controlled even if the stop position of the slide 2 deviates as in conventional methods and the unit may be made compact.
Patent JP-H06255117-A (JP)
Title: Cleaning device or ink jet head
Inventor: HOSOKAWA HIROSHI
IPC: B41J29/17
Filed: 1993-03-03
Abstract: PURPOSE:To perfectly remove ink by a simple mechanism using a cleaning roller formed from an elastic member in order to clean an ink jet head and having protruding members and ink holding shallow recessed parts long in the direction parallel to the shaft of roller formed on the circumferential surface thereof in a rectangular cross-sectional shape. CONSTITUTION:In a cleaning device removing the ink bonded to surfaces of the nozzles of an ink jet head emitting ink droplets from the nozzles, a cleaning roller 1 formed from an elastic member and having protruding members 3 each having a rectangular crosssectional shape in the direction vertical to the shaft 2 of the roller and long in the direction parallel to the shaft 2 of the roller continuously arranged on the circumferential surface thereof and having ink holding shallow recessed parts between the protruding members 3 is used. This roller 1 is rotated while moved in parallel to the nozzle surfaces of the ink jet head 10 or moved in a circular arc state to scrape up and absorb ink and ink can be perfectly removed by a simple mechanism.
Patent JP-H09237988-A (JP)
Title: Heat dissipating structure of transmission power amplifier
Inventor: SEKIGUCHI KAZUMI
IPC: H03F1/30
Filed: 1996-02-29
Abstract: PROBLEM TO BE SOLVED: To realize a transmission power amplifier which is capable of being mounted with an active device of high power preventing the device from influencing other devices on a mother board by a method wherein heat is restrained from concentrating on a part of the mother board. SOLUTION: A transmission power supply amplifier is equipped with active devices such as transistors and FETs 23 and 24 mounted on a PA board 21 and a case 26 which covers the active devices and mounted on a mother board 6, wherein a heat conduction route is provided in such a manner that thermally conductive resins 25 and 27 of high thermal conductivity are provided onto the upsides of the active elements, and heat released from the active elements is directly conducted to the case 26 through the upsides of the active devices.
Patent JP-H10239219-A (JP)
Title: Engine spindle torque control device
Inventor: MARUKI TOSHIMITSU
IPC: G01M15/04
Filed: 1997-02-27
Abstract: PROBLEM TO BE SOLVED: To make stable control of high speed response easier even when an engine is controlled by a spindle torque control system while a dynamo meter combined to it is controlled by a speed control system. SOLUTION: An acceleration/deceleration torque is added to a spindle torque set value of an engine EG by an acceleration/deceleration compensation circuit 15 and it is converted into an output torque instruction, and engine's throttle opening instruction is obtained from the output torque instruction by a function generator 16 having a transfer function inverse to engine's throttle amount- spindle torque transfer function, and then a differential element 17 is provided with an engine output torque which is estimation-calculated from the acceleration/deceleration torque of system inertia and the absorption torque of dynamo meter DY.  Then, a delay time compensation circuit 18 delays the output torque instruction till occurrence of engine's output torque, and the deviation between the output torque instruction and the estimated output torque is proportional-integrated with a control amplifier 19, and it is added to the throttle opening instruction.
Patent JP-H07227851-A (JP)
Title: Fixing structure of temperature control pipe in electroforming shell for mold
Inventor: NODA YASUYOSHI
IPC: B29C33/02
Filed: 1994-02-16
Abstract: PURPOSE:To provide the fixing structure of a temp. control pipe capable enhancing dimensional accuracy and surface accuracy by preventing the shrinkage, deformation and strain of an electroforming shell for a mold, capable of preventing the lowering of the strength of the electroforming shell for the mold, capable of using a temp. control pipe high in heat conductivity, capable of preventing the temp. irregularity due to the region of the electroforming shell for the mold and capable of being formed inexpensively. CONSTITUTION:A temp. control pipe 5 made of copper is arranged so as to come into contact with the back surface of an electroforming shell 1 for a mold and covered with a metal net 6 made of a stainless steel wire having a large number of meshes from the back surface thereof and temporarily fixed to the electroforming shell 1 for the mold at spot welding parts 7. An electroforming cover part 8 is formed to the back surface of the electroforming shell 1 for the mold, the temp. control pipe 5 and the metal net 6 to thermally connect them strongly and firmly.
Patent JP-H04219765-A (JP)
Title: Developing-module driving system for electrograph type printer
Inventor: DOUAN AREN PUREZURAA
IPC: G03G15/01
Filed: 1991-03-08
Abstract: PURPOSE: To precisely position toner liquid developing modules in a horizontal direction and in a vertical direction with respect to a photopconductor. CONSTITUTION: A driving system 12 for relatively positioning one of the plural toner developing modules with respect to a photoconductive drum 35 is provided with an indexing assembly 38. Then, the system 12 is engaged with one 2 of the plural developing modules so as to carry it to a developing position being adjacent to the drum 35 and so as to return it to a rack 96 after a developing action is finished. Both ends of the module are engaged with the first gapping surface 226 of paired gapping cams 228 fitted to a place being adjacent to the drum 35. Thus, a gap is formed in the vertical direction. Besides, both ends of the module abut on the gapping surface 230 of the second gapping cam 228 so as to decide the developing position of the developing module.
Patent JP-S59170520-A (JP)
Title: Crankshaft of internal-combustion engine
Inventor: SUGIZAKI MASAMORI
IPC: F02B75/06
Filed: 1983-03-15
Abstract: PURPOSE:To contrive to perform smooth piston assembling work for each cylinder by a method wherein the circumferential position of each crankpin is arranged respectively with different phase for a crankshaft rotating axis center, in a parallel multi-cylinder engine. CONSTITUTION:In a parallel multi-cylinder engine 1, pistons 12 in each cylinder 8 and a crankshaft 13 in a crankcase 11 are respectively connected with piston pins 14, crankpins 15a-15d and connecting rods 16. The circumferential position of each crankpin 15a-15d is arranged respectively with different phase for a rotating axis center 13a of a crankshaft 13, for instance, the phase difference between the first pin 15a and the second pin 15b is 180 degree, the phase difference between the second pin 15b and the third pin 15c is 2theta, the phase difference between the third pin 15c and the forth pin 15d is 180 degree. Thus, the phase difference for axial direction of the cylinder 8 can be mutually arranged between each piston 12, accordingly, the expected purpose can be achieved.
Patent JP-H06254987-A (JP)
Title: High pressure rubber hose for acidic fluid
Inventor: EBISAWA MINORU
IPC: F16L11/08
Filed: 1993-03-04
Abstract: PURPOSE:To provide a high pressure rubber hose enhanced in pressure resistance and fatique life to a large extent even if a high pressure acidic fluid is used. CONSTITUTION:In a high pressure rubber hose constituted by providing first and second braided layers 2, 4 on an inner rubber tube 1 and covering them with an outer rubber layer 5, the braided layers 2, 4 are impregnated with an adhesive characterized by that the pH of immersion water is 9 or more when 10g of the braided layers 2, 4 is immersed in 100ml of water.