baber/WOPTO huggingface dataset:
Patent JP-H08232857-A (JP)
Title: Multistage external gear pump
Inventor: KUDO GOICHI
IPC: F04C2/18
Filed: 1995-02-24
Abstract: PURPOSE: To provide a simple, strong, and inexpensive super-high pressure hydraulic pump by forming an oil passage on an intermediate support body for communicating a discharge port of a first stage pump with a suction port of a second stage gear pump and forming serially multistage hydraulic circuits. CONSTITUTION: When a driving shaft 9 is driven by external power, a driven gear is driven by means of a first stage drive gear, and a second stage drive gear 7 is driven by a spline shaft integrated with a shaft of the first stage drive gear 5, and thereby a second stage driven gear is driven. When whole of the gear is driven, operation oil is suctioned into a first stage gear chamber 2 from an operation tank through a suction port 31 and suction oil passages 32, 33. The oil is then increased in pressure and suctioned into a second gear chamber 3 through a discharge passage 34, a circular communication oil passage 35, and a suction oil passage 36 lead to the second gear chamber 3. It is pressurized again and discharged to a discharge port 38 through a discharge oil passage 37.
Patent JP-H06272506-A (JP)
Title: Hollow blade for gas turbine
Inventor: UMESHIYA MASAHIKO
IPC: F01D5/18
Filed: 1993-03-22
Abstract: PURPOSE:To prevent a thin part formation due to local heavy deformation in a superplasticity deformation initial term and to improve stiffness, vibration resistance, and the like of a hollow blade by providing a projection close to a connected part, to an outer plate of a core and thickening the core in this part. CONSTITUTION:A hollow blade of a gas turbine is formed into a hollow form for the purpose of lightening and has a core formed by superplasticity deformation in a hollow part. An outer plate 3 and a core 13 are connected together previously, while an outer plate 4 and a core 14 are also connected together previously, and a spacer 5 is installed so that cores 7, 8 are deformed superplastically by vacuuming via a pipe 16 and are integrated together by diffusion bonding. In this way, the hollow blade, which is provided with wavy cores 13, 14 in the hollow part, is formed. The plate thickness of the cores 13, 14 are not constant, and projecting parts 13T, 14T are arranged close to the connecting parts to the outer plates 3, 4, so that the core without any thin parts is formed after formation. In this way, stiffness, vibration resistance, and the like of the hollow blade can be improved.
Patent JP-H07273325-A (JP)
Title: Semiconductor element and manufacture of it
Inventor: WATANABE MASAHIDE
IPC: H01L29/78
Filed: 1994-03-31
Abstract: PURPOSE:To make it possible to manufacture high-withstand-voltage planer-type semiconductor elements with the same diffusion time as before, without changing the structure and characteristic of active regions, by implanting aluminum into VLD structures as impurities and III-group elements having a diffusion speed smaller than aluminum into the active regions as impurities. CONSTITUTION:A semiconductor device, an IGBT is produced by a process in which a p-type base region 34 is formed on the surface layer of a semiconductor substrate 41 made by laminating an n-type drift layer on a p<+> drain layer interposing an n buffer layer, and a p-type outside brim 44 is formed simultaneously with the p-type base region 34. The junction depth of the p-type base region 34 formed by boron ion implantation and diffusion heat treatment performed after that is 10mum, while the depth of the VLD region 55 of a voltage enduring construction formed by the same diffusion heat treatment after aluminum ion implantation is 30mum. Moreover, a gentle junction shape can be realized by arranging oxide film masks at appropriate intervals. The junction construction is formed with a silicon substrate having a specific resistance of 200OMEGAcm, and its withstand voltage is 4kV.
Patent JP-2000255044-A (JP)
Title: Bidirectional printing with dot omission inspection
Inventor: ENDO HIRONORI
IPC: B41J2/045
Filed: 1999-03-09
Abstract: PROBLEM TO BE SOLVED: To alleviate image quality deterioration in the case of generating the dot omission in a printing operation. SOLUTION: A bidirectional ordinary printing operation is executed with the forward and backward feeding sub scans executed alternately during the main scan in the going direction and the returning direction. By inspecting whether or not ink droplets are ejected from each nozzle in each reciprocal movement of the ordinary printing operation, either the nozzle is an operating nozzle capable of ejecting ink droplets or a non-operating nozzle incapable of ejecting ink droplets is determined. In the case that a non-operating nozzle exists, a compensating operation for recording a dot to be recorded by the non-operating nozzle by another operating nozzle is executed reciprocally.
Patent JP-H01236263-A (JP)
Title: Epoxy resin composition
Inventor: TANAKA KOICHI
IPC: H01L23/29
Filed: 1988-03-17
Abstract: PURPOSE:To obtain an epoxy resin composition prevented from being cracked by a soldering stress and improved in heat resistance, by mixing an epoxy resin with a curing agent, a cure accelerator and a specified filler. CONSTITUTION:An epoxy resin (A) is mixed with a curing agent (B) (e.g., phenol novolac) and a cure accelerator (C) (e.g., diazabicycloundecene) in an equivalent ratio of the epoxy groups of component A to the hydroxyl groups of component B of 0.5-5, and the obtained mixture is further mixed with 50-90wt.% filler (D) containing 10-100wt.% secondary agglomerates of silica powder of a mean particle diameter of 20-60mum, an apparent density of 0.1-0.6g/cc and a specific surface area <=5m<3>/g.
Patent JP-H11241151-A (JP)
Title: Silicon steel sheet low in residual magnetic flux density and core loss
Inventor: TAKADA YOSHIICHI
IPC: H01F1/18
Filed: 1998-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a practical silicon steel sheet low in residual magnetic flux density and a core loss. SOLUTION: This steel sheet contains, by weight, <=0.02% C, 0.05 to 0.5% Mn, <=0.01% P, <=0.02% S, 0.001 to 0.06% sol. Al, <=0.01% N and Si by <=7% on the average and has an Si concn. gradient in the sheet thickness direction in which the difference between the maximum and the minimum of the Si concn. is made to >=0.5 wt.% and an insulated film small in residual stress is formed on the surface.
Patent JP-S56157532-A (JP)
Title: Arithmetic device
Inventor: TAKABORI YOUICHI
IPC: G06F11/00
Filed: 1980-05-09
Abstract: PURPOSE:To stop the processor operation at the abnormality time, by generating a timer set pulse in accordance with the operation period of a processor and by resetting the processor to perform self-diagnosis by generating a pulse if the next timer set pulse is not generated at a prescribed time after receiving the timer set pulse. CONSTITUTION:The analogue signal from a process is converted to a digital signal by a input part interface circuit 1 and is stored in a storage device 2 through a microprocessor 3. A timer set pulse is generated in accordance with the operation period by this processor 3 and is inserted to the last of the program repeated at a prescribed period. If the next pulse is not outputted at a prescribed time after receiving this pulse, an output signal is generated in a output part interface circuit 4 to operate a timer circuit 6, and the reset switch 5 connected to the processor 3 is closed by the output of the timer circuit 6 to perform self-diagnosis, and the operation of the processor 3 is stopped at the abnormality time.
Patent JP-S58179327-A (JP)
Title: Measuring device of work done
Inventor: AIHARA HIROSHI
IPC: G01L3/24
Filed: 1982-04-14
Abstract: PURPOSE:To exactly measure a work done even if rotational frequency of a prime mover and a load charge value of a dynamometer are varied, by deriving a work done of the prime mover by adding the load charge value outputted by said dynamometer whenever one pulse is outputted from a pulse train generating part for outputting a pulse train responding to rotational frequency of a revolving shaft of the prime mover. CONSTITUTION:An output signal (load charge value) of a dynamometer 1 is supplied to an A/D converter 3 through an amplifier 2. Also, a pulse train generating part 4 is constituted of a gear provided on a revolving shaft of a prime mover, and a magnetic sensor provided in the vicinity of the outside circumference of this gear. This magnetic sensor outputs one pulse whenever a tooth of the gear passes through. Subsequently, the A/D converter 3 converts an output signal (analog signal) of the amplifier 2 to a digital signal and supplies it to an operation processing part 5, whenever one pulse is supplied from the pulse train generating part 4. The operation processing part 5 adds successively a signal supplied from the A/D converter 3, measures a work done of an internal combustion engine 10, and also calculates a feed fuel quantity in accordance with a signal supplied from a flow meter. Subsequently, the fuel expense of the internal combustion engine 10 is calculated and displayed by comparing the work done with the feed fuel quantity.
Patent JP-H05266454-A (JP)
Title: Perpendicular magnetic recording medium
IPC: G11B5/738
Filed: 1992-03-18
Abstract: PURPOSE:To enhance recording and reproducing characteristics by forming a perpendicular recording layer having high coercive force, high residual magnetization and magnetically excellent perpendicular orienting property on a soft magnetic backing layer made of an NiFe film. CONSTITUTION:This perpendicular magnetic recording medium has a two-layered film structure formed by successively laminating a soft magnetic backing layer 12 and a perpendicular recording layer on a discoid nonmagnetic substrate 11. The perpendicular recording layer has a two-layered structure formed by laminating a first recording magnetic film 21 having high coercive force and magnetically excellent perpendicular orienting property from the initially grown layer and a second recording magnetic film 22 made of a CoCr film on the soft magnetic backing layer 12.
Patent JP-H08235216-A (JP)
Title: Data retrieval and output device and karaoke (orchestration without lyrics) device
Inventor: IGARASHI AKIRA
IPC: G10K15/02
Filed: 1995-02-24
Abstract: PURPOSE: To generate data for retrieval by a simple operation in a relatively short time even when prescribed data and music data are newly added, to perform the retrieval in a short time and to simplify a retrieval operation as well at the time of retriving the data whose retrieval and output frequency is high. CONSTITUTION: The plural data stored at random in a database 1 are sorted by a sorting device 2 and stored in a memory 3. A retrieval device 4 performs the retrieval from the data stored in the memory 3, outputs the result and stores it at random in the memory 5. The data of the memory 5 are sorted by the sorting device 2, stored in the memory 6 and retrieved by the retrieval device 4.
Patent JP-H07244232-A (JP)
Title: Metal-coated optical fiber ans its production
Inventor: TAKEYA NORIAKI
IPC: G02B6/44
Filed: 1994-03-07
Abstract: PURPOSE:To obtain a metal-coated optical fiber with the metallographic structure-stabilized even if used at a high temp., excellent in mechanical strength and having good heat resistance by using a metallic layer with the structure changed by heat treatment. CONSTITUTION:A clad 2 consisting of a composition of lower refractive index than that of a core 1 is provided around the core 1 for transmitting light, a nickel layer 3 is formed on the clad 2, and a gold layer 4 is further furnished thereon. In this production process, the nickel layer 3 as a substrate layer is formed around the clad 2 of the optical fiber 10 moving in A direction in an electroless plating part 30, and the gold layer 4 is laminated on the nickel layer 3 in an electroplating part 40. The optical fiber 10 provided with the nickel layer 3 and gold layer 4 is heated in an electromagnetic induction heater 50. At this time, the gold layer 4 is rapidly heated to about 1000 deg.C, thereby, the structure is changed, and a metal-coated optical fiber stabilized in metallographic structure is formed.
Patent JP-H05264096-A (JP)
Title: Air conditioner
IPC: F24F13/20
Filed: 1992-03-18
Abstract: PURPOSE:To enhance an efficiency by avoiding a temperature diffusion to an upper space as much as possible in a room due to flow of the air in which a diffusing direction is varied by a louver to be periodically driven and provided in a diffuser of an air conditioner. CONSTITUTION:An air conditioner has louvers 6, 6a to be periodically driven in a diffuser 5, and comprises a stationary louver 7 provided at an upper surface side of the diffuser 5 above the louvers 6, 6a, and a slitlike passage 13 formed between the upper surface of the diffuser 5 and the louver 7. Thus, an upper space and a lower space from the diffuser are shut OFF by an air curtain operation of the flow of the air to be diffused from the passage 13.
Patent JP-H09225401-A (JP)
Title: Alarm vibrator
Inventor: TAKAHATA DAISUKE
IPC: H03H9/17
Filed: 1996-02-22
Abstract: PROBLEM TO BE SOLVED: To extremely reduce the cost by producing a vibrating element with simple structure and making a vibrator whose structure is simpler than that of a laminated piezoelectric actuator. SOLUTION: This alarm vibrator consists of a planar vibrating plate 14, a support part 15 for supporting the vibrating plate 14, a weight 18 fitted to one end of the vibrating plate 14, driving piezoelectric ceramics 16 and feedback piezoelectric ceramics 17 stuck and fixed on at least one surface of the vibrating plate 14, an electric circuit for driving the driving piezoelectric ceramics 16 and also stabilizing the vibration of the driving piezoelectric ceramics 15 by a feedback signal from the feedback piezoelectric ceramics 17, and a case 22 for fixing the electric circuit and the other end of the support part 15. And the vibration frequency of the driving piezoelectric ceramics 16 is made 20Hz-30Hz.
Patent JP-S606613-A (JP)
Inventor: JIYON DEI TEIRAA
IPC: A61K31/495
Filed: 1984-03-29
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-H11248451-A (JP)
Title: Indoor positioning apparatus
Inventor: KOYAMA KENICHI
IPC: G01S17/10
Filed: 1998-02-26
Abstract: PROBLEM TO BE SOLVED: To make it possible to easily and accurately position an anemometer, etc., indoor, by measuring the distances to two orthogonal inner wall faces using a laser range finder (positoiner), to obtain the position of the laser range finder in a building using a held plan view of the building inside. SOLUTION: A laser range finder integrated with an ultrasonic anemometer is disposed so as to face walls B, C in an unshielded room such as clean room of an IC treating apparatus. Pulse laser beams are periodically radiated on the walls B, C from a laser range finder to measure the distances Rb , Rc to the walls B, C. In a held plan view of a building inside, the original O of coodinates is set at an intersectoin point of the walls C, D, and axes X, Y are set along the walls C, D. The indoor position (X, Y of the laser range finder is obtained from X=X<3> (length of the wall C)-Rb and Y=Rc . Immediately after the positioning ends, the wind velocity measuremnt starts.
Patent JP-H04298683-A (JP)
Title: Misfire detecting device for internal combustion engine
Inventor: MATSUBARA YOSHIHIRO
IPC: F02D45/00
Filed: 1991-03-27
Abstract: PURPOSE:To provide a misfire detecting device of an internal combustion engine capable of judging misfire during ignition term and having excellent mounting facility and maintenance property. CONSTITUTION:A misfire detecting device 4 is provided with an electric conductor 41 arranged close to the secondary circuit of an ignition circuit between a distributor 2 and spark plugs 3, a measuring circuit 42 for induced electromotive force generated in the electric conductor 41 by discharge current in the secondary circuit, and a microcomputer 43 previously memorizing data of correlation between the voltage waveform of the induced electromotive force and the ignition condition of an engine combustion chamber, and the voltage waveform of induced electromotive force generated in the electric conductor is compared with the pattern of induced electromotive force of the data to detect normal ignition, ignition miss, or spark discharge miss.
Patent JP-H11260134-A (JP)
Title: Lighting system
Inventor: ISAMOTO KEIJI
IPC: F21V8/00
Filed: 1998-03-13
Abstract: PROBLEM TO BE SOLVED: To effectively adjust the luminance without changing the voltage to be applied to a light-emitting element by adjusting the total outgoing energy of a surface light source by controlling a number of lighting of light-emitting elements. SOLUTION: An LED array 3 comprises the LEDs 3b arranged by 3 raws ×8 columns, and the lighting on and out of each LED 3b is controlled by a controller. The high driving voltage is applied to each LED 3b. For example, the outgoing luminance can be made half in comparison with a case when all of LEDs 3b are lighted, by lighting the LEDs 3b by each row and making the number of lighting of the LEDs 3b half. The lighting is optionally performed every line or zigzag. That is, by applying the vector radiation coupling type surface light generating source device, the distribution of the luminance of the outgoing light from the lighting system is hardly affected by the change of the in-plane distribution caused by the lighting of a part of LEDs 3b, and any lighting distribution of the LED array 3 can be applied.
Patent JP-S58180159-A (JP)
Inventor: ASANO YUKIHIRO
IPC: A61H33/06
Filed: 1982-04-16
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-S59187403-A (JP)
Title: Cut-machining unit of lead face
Inventor: HASEGAWA MORIMICHI
IPC: B23B5/00
Filed: 1983-04-09
Abstract: PURPOSE:To prevent the deterioration of the cut-machining precision by eliminating the occurrence of a stick slip phenomenon during the sliding of a slide block and further correcting the abrasion of a slide face. CONSTITUTION:A rotor 59 is inserted between a moving guide block 58 and a fixed guide block 57. Either the block 58 or the block 57 is constituted so as to be adjustable by pressure against the rotor 59. A slide block 9 is slided on the block 57 while pressing the rotor, thereby the sliding is made smooth and the occurrence of a stick slip phenomenon during the sliding can be prevented. Furthermore, the positioning of a cutting tool can be correctly performed.
Patent JP-H04276503-A (JP)
Title: Position-detection setting mechanism
Inventor: OGATA SHIRO
IPC: G11B21/08
Filed: 1991-03-04
Abstract: PURPOSE:To facilitate assembling and adjustment with a compact configuration and to make it possible to determine a position highly accurately. CONSTITUTION:An arm 4 is attached to a driving shaft 3 of an actuator 2. A head part 5 and a scale 7 are fixed to both ends of the arm 4, respectively. An optical sensor head 8 which is fixed to the main body of an apparatus is slidably engaged with the scale 7. The relative positions of the head part 5 which is moved with the actuator 2 and a recording medium 1 are precisely determined with the optical sensor head 8.
Patent JP-H09259535-A (JP)
Title: Data extraction circuit
Inventor: KANESHIGE TOSHIHIKO
IPC: H03L7/08
Filed: 1996-03-19
Abstract: PROBLEM TO BE SOLVED: To obtain a data extraction circuit which suits to be compact in a simple constitution and economically advantageous, by converting a phase error signal to one-bit digital data by a Σ-Δ conversion means, and passing an output of the conversion means through an integration-type analog filter. SOLUTION: A phase error amount output from an adder circuit 26 is supplied to a one-bit Σ-Δ conversion circuit 43. The circuit 43 generates one-bit digital data of H and L levels. A generation frequency of the H and L levels is changed in accordance with the input phase error amount. An output of the circuit 43 is supplied to an integration-type analog filter 50 comprising an operational amplifier OP1, a capacitor C and resistor R1, R2. The filter 50 having a frequency response characteristic averages data output from the circuit 43, converts to an analog voltage level, and feeds to a VCO 13.
Patent JP-H10252832-A (JP)
Title: Flywheel
Inventor: NAGAYA SHIGEO
IPC: F16H33/02
Filed: 1997-03-17
Abstract: PROBLEM TO BE SOLVED: To restrain the bending moment generated in a support disk small, and secure rigidity of the whole support disk by forming the support disk in the specific number of mutually outward projecting symmetric ring-shaped structures, and making the center of gravity of a ring and a position to install the support disk on the ring coincide with each other. SOLUTION: In order to prevent floating force of a ring 2, an installing position of a support disk to the ring 2 and a gravity center line of the ring 2 are made to coincide with each other, and the support disk is formed in vertically projecting two spherical surface shapes so that the support disk follows radial directional elongation of the ring 2 generated according to rotation, and is vertically symmetrically installed. A plate thickness per a singel support disk is thinned, and weight of the support disk is reduced as a whole, and the support disk is formed as two vertically symmetric structures so that rigidity is secured. Therefore, even if the ring is rotated, a rotary shaft directional movement such as sinking and floating of the ring is not caused, and the bending moment generated in a part to install ths support disk on a rotary shaft can be reduced.
Patent JP-S58179614-A (JP)
Title: Cuticle-adhering method for deep-drawn interior automotive trim
Inventor: NAITOU HITOSHI
IPC: B29L31/58
Filed: 1982-04-14
Abstract: PURPOSE:To adhere a cuticle to a substrate with a favorable adhesive property without generating any crack or any wrinkle in the cuticle, by a method wherein a cuticle is attracted onto an upper mold by vacuum to curve the cuticle in conformity to the rugged shape of an attracting surface of the upper mold before adhering the cuticle to a substrate. CONSTITUTION:The upper mold 4 and a lower mold 5 having respective opposed attracting surfaces 6, 7 so formed as to conform to the rugged shape of the substrate 1 are used. The cuticle 9 is softened by heating to a moldable state, and is attracted onto the attracting surface 6 to curve the cuticle 9 in conformity to the rugged shape of the attracting surface 6. On the other hand, an adhesive is applied to an adherent surface of the substrate 1, which is placed on the lower mold 5, and after the lower mold 5 is moved upward to close the molds 4 and 5 with the cuticle 9 clamped therebetween, air is blown off through air intake holes provided in the upper mold and is sucked through air intake holes provided in the lower mold 5, whereby the cuticle 9 is rapidaly attracted to the adherent surface of the substrate 1.
Patent JP-S61220664-A (JP)
Inventor: ANDO KAZUAKI
IPC: E05D15/10
Filed: 1985-03-26
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-S62220264-A (JP)
Title: Vacuum die casting apparatus
Inventor: KUROKI KOZO
IPC: B22D17/14
Filed: 1986-03-20
Abstract: PURPOSE:To prevent development of blow hole, etc., under keeping high vacuum in a cavity and to produce die casting products having high quality by exhausting air through an air passage, arranged at surrounding the cavity and as passing between a matching face of molds. CONSTITUTION:After pouring molten metal into a plunger sleeve 9 from a molten metal supplying hole 13 by a pot, an opening and closing sleeve 16 is moved ahead to close the supplying hole 13 and this hole 13 is connected to a vacuum connecting line 15. In this state, by opening valves 23, 24, 35, the air is exhausted from a vacuum pump 27, to exhaust to vacuum in the metallic mold. In the other side, the air passage 32 and the space 38, etc., are also sucked to the vacuum from the other pipings 34, 40. After that, the molten metal in the plunger sleeve 9 is poured under pressure in the cavity 6. In this way, the quality of the products is improved.