baber/WOPTO huggingface dataset:
Patent JP-S62150409-A (JP)
Title: Speed control method in digital servo control
Inventor: TANI RYOJI
IPC: G05B13/00
Filed: 1985-12-25
Abstract: PURPOSE:To attain high speed and high accurate speed control by changing the gain of a servo amplifier by means of a digital value in addition to the analog speed control. CONSTITUTION:A digital servocontrol system consists of a command setting section 1 comprising a computer, a digital control section 2 and a servo drive section 3 or the like and a torque output of a servomotor 4 moves an positioning object 5. The servocontrol system is provided with a digital speed generation section 6, a deviation setting section 7, a discrimination and waveshaping section 8 of a feedback pulse, a digital speed detection section 9, a deviation detection section 10, an operation section 11 and a gain control section 12. The deviation obtained by the deviation detection section 10 (present deviation) is compared and operated with a numeral of the deviation setting section 7 by the operation section and the result is fed to the gain control section 12. The gain control section 12 forms a signal to change constants such as a gain coefficient and a multiple factor base on the numeral from the operating section 11 and the result is fed to a servo amplifier 3b. As a result, the speed response with high speed and high accuracy is obtained.
Patent JP-H11116390-A (JP)
Title: Furnace for pulling silicon single crystal by cz method, and heater therefor
Inventor: SUZUKI OSAMU
IPC: H05B3/20
Filed: 1997-10-08
Abstract: PROBLEM TO BE SOLVED: To provide a furnace for pulling a silicon single crystal by a CZ method, capable of precisely preventing striation and maintaining a single crystallization rate at a high value. SOLUTION: This heater for a furnace for pulling a silicon single crystal by a CZ method having slits 24 cut from a top side 26 of the heater in the bottom side direction, and slits 25 cut from a bottom side 27 in the top side direction is regulated so that when an overlapping length of the slits 24 and 25 is represented by (h) and the inner diameter of the heater is represented by (d), the ratio [(h)/(d)] of (h) to (d) may satisfy the formula 0.55<=[(h)/(d)]<=0.70.
Patent JP-H06141053-A (JP)
Title: Shunt control method for transport layer for mutual connection between open systems
Inventor: MIYAOKA TAKESHI
IPC: H04L29/10
Filed: 1992-10-29
Abstract: PURPOSE:To improve the efficiency of data transfer and to evade the influence of a line fault by preparing physical line information for each connection opposite station and selecting the physical line of a line speed for which the product of the same line speed and a line number is the highest when a transport connection request is issued. CONSTITUTION:When the transport connection request is issued from a high- order layer 1 to a transport layer 2, a system management part 4 is enquired about the physical line information with the connection opposite station 6 as a key at the layer 2. Then, the physical line information such as a line name, the line speed and a line type is prepared for each connection opposite party inside the layer 2 and the physical line of the line speed for which the product of the same line speed and the line number is the highest is selected. Thus, the efficient data transfer is enabled, plural network connections can be established in the physical line for which the same line speed is different and the influence of the line fault can be evaded.
Patent JP-2000118629-A (JP)
Title: Travelling position detection device of movable carriage in automatic warehouse
Inventor: YAMAGUCHI OSAMU
IPC: B65G1/04
Filed: 1998-10-13
Abstract: PROBLEM TO BE SOLVED: To improve detection precision of a travelling position of a movable carriage. SOLUTION: An elevating type bracket 31 pressed downward by a spring 35 is installed on a fixed bracket 30 provided on a movable carriage, and an oscillating bracket 36 to revolve in a seesaw way is installed on an elevating type bracket 31. A pair of front and back side rollers 38 is provided on the oscillating bracket 36, and an interlocking shaft 41 to synchronously rotate with both of the rollers 38 through gears 40, 41 is connected to a rotor of a rotary encoder. Even when a rail 4 has irregularities and deflected deformation, as at least either one of the rollers 38 makes contact with the rail 4, detection precision of a travelling position is remarkably improved.
Patent JP-H01131791-A (JP)
Title: Method of excavating shaft
Inventor: MIYAZAKI AKIRA
IPC: E21D1/06
Filed: 1987-11-18
Abstract: PURPOSE: To efficiently carry muck by submerging only the extreme end part of an excavating machine while pouring water to a working face, advancing the machine while constucting primary lining on the pit wall on the directly over part, and mixing drilled muck with water into slurry and carrying it outside a pit. CONSTITUTION: The upper step part 1a, the intermediate step part 1b, and the lower step part 1c of an excavating device A are connected together through connecting members 1d to constitute a three-step type scaffold 1, and a excavating machine 4 is turnably supported with the center part of the lower step part 1c. A muck carrying device 5 on the lower step part 1c, a slurry carrying device 5 is on the intermediate step part 1b, respectively loaded. The scaffold 1 is hung in a pit, water W is poured into the pit until the extreme end part of the main body 4 submerges, in addition to excavate by the main body 4, the devices 5, 6 are driven, and excavated muck is carried out outside the pit while supplying water from a water supply pipe 18. Simultaneously with this, concrete is sprayed from a concrete spraying pipe 39 to construct primary lining.
Patent JP-H02140183-A (JP)
Title: Pinball machine
Inventor: NAKAJIMA KENKICHI
IPC: A63F7/02
Filed: 1988-11-19
Abstract: PURPOSE:To easily adjust nails in a pinball hall since the probability of prize winning to a V zone does not depend on a mechanical device and to prevent confusion on a game for a player since an activating prize winning port is only one type by opening and closing a guide member based on the stop of patterns when a ball wins a prize to a pattern activating chucker. CONSTITUTION:In a pinball machine 1, a guide member 5 to face to a prize winning room 7 is raised in a normal playing condition and such a condition is not profitable for the player. Then, the hit ball can not go into a variable prize winning device 6. For a variable display device 4, the patterns are dark fluctuated and displayed. When the ball projected by the player goes into a pattern activating chucker 3, the display member of the variable display device 4 starts fluctuation and display brightly, namely, with high luminance. When a prescribed time passes after the game is started, the stopped patterns are successively determined. The fluctuated patterns of the display device 4 are stopped and the guide member 5 of the variable prize winning device 6 is inclined based on identification information which are obtained in the stopped patterns. Then, the condition is transformed from unprofitable condition to the profitable condition. When the hit ball goes into a continuous prize winning port 8 again during the profitable condition, the guide member 5 is transformed again to the profitable condition for the player and a profit is give to the player.
Patent JP-H05133337-A (JP)
Title: Reciprocating compressor
Inventor: YOSHIMURA TAKAO
IPC: F04B39/00
Filed: 1991-11-07
Abstract: PURPOSE:To prevent breaking of a delivery pipe and generation of noise, caused by contact with a closed case of an electric motor-driven compressing element at start/stop times, in a reciprocating compressor. CONSTITUTION:A compressor is constituted of an electric motor-driven compressing element part 9 comprising a closed case 2 and compressing element and electric motor parts 4, 3 stored in the closed case 2, plurality of springs 10a to 10d for elastically supporting the electric motor-driven compressing element part 9 in the closed case 2 and a delivery pipe 14 of connecting the compressing element part 4 to an outlet pipe 12 of the closed case 2 to provide an almost triangular shape projected to a plane orthogonal to a rotary shaft A of the compressing element part 4.
Patent JP-2000125128-A (JP)
Title: Image forming device
Inventor: MORIMOTO ETSURO
IPC: H04N1/407
Filed: 1998-10-13
Abstract: PROBLEM TO BE SOLVED: To obtain the image forming device by which a highlight part of an image is stably reproduced from a low density part and resolution and stability are attained for a medium density part and a high density part. SOLUTION: The image forming device has amplifier that adds image data of an adjacent pixel to data from a gradation processing circuit 78 or the like of an image processing section, a means that generates a density from a specific pixel based on the sum data, a means that replaces the pixel from which the density is generated with other pixel in a subscanning direction, and the means replacing the density generating pixel with other pixel couples adjacent pixels in the subscanning direction.  Thus, in the case that image data consisting of plural dots are summed in the subscanning direction and a density is being generated from specific pixels, coupled dots in the subscanning direction are reproduced by properly placing the specific pixels generating the density and potential concentration and increase in a saturated area are attained, then stability of an image especially at its highlight part is secured.
Patent JP-H02137447-A (JP)
Title: Fixed time call device for telephone set
Inventor: SUZUKI YOSHIKATSU
IPC: H04M1/00
Filed: 1988-11-18
Abstract: PURPOSE:To avoid the overload of an exchange when the call time of a fixed time has concentrated on a specified time zone by incorporating the title device in a telephone set and permitting the telephone set itself to control the call time of the fixed time. CONSTITUTION:When a clock device 13 is controlled by a control part 12 at every ten minutes, it calls data on a time which a time storage part 14 has controlled. When there is a call registration request, the device 13 gives a call indication to the control part 12 and gives a switching indication for switching the interface of the exchange and the telephone set to a call switching device 15. A call device 16 transmits a call signal in accordance with the call indication from the control part 12 and rings a ringer. When the control part 12 gives the command of a call notice to a sound device 18, the voice device 18 fetches the message with the effect that this is the call of the time designated from the sound storage part, and gives the notice of the fetched message to a registrant via the voice device 18 by a voice guiding output.
Patent JP-H06140576-A (JP)
Title: Ic protective device against electrostatic breakdown
Inventor: TAKEGAMI HIROSHI
IPC: H01L21/8238
Filed: 1992-10-29
Abstract: PURPOSE:To provide an IC protective device against electrostatic breakdown, in which a desired clamp voltage can be set against a surge voltage, and the clamp voltage can be set with ease. CONSTITUTION:A Zener diode 30 is provided between a power line 1 and a ground line for protecting an inner circuit of an integrated circuit device from a serge voltage generated between the power and ground lines. An opposite conductivity-type semiconductor layer formed on the surface of a semiconductor substrate 8 is divided by an insulating layer 20 into semiconductor layers 21a and 21b. Moreover, a clamp voltage of the Zener diode 30 can be determined according to a pattern size of the insulating layer 20.
Patent JP-H06140188-A (JP)
Title: Microwave plasma treatment device
Inventor: KOMACHI KYOICHI
IPC: H05H1/46
Filed: 1992-10-29
Abstract: PURPOSE:To uniform the intensity level of an electric field guided to a plasma generating area, enhance the uniformity of plasma density in the wide plasma generating area, and uniformly treat a semiconductor base with a large aperture. CONSTITUTION:In a microwave plasma treatment device having a microwave oscillator 24; a waveguide 23 for transmitting microwave, a dielectric line 20 connected to the waveguide 23; and a reactor 10 having a microwave guide window 13 arranged opposite to the dielectric line 20, the cross directional length wY of the dielectric line 20 vertical to the advancing direction Z of microwave is set to the cross directional length WY or more of a plasma generating area 17 in the reactor 10.
Patent JP-H10132975-A (JP)
Title: Plasma facing material and manufacture
Inventor: NAKAGAWA MOROO
IPC: G21B1/00
Filed: 1996-11-01
Abstract: PROBLEM TO BE SOLVED: To provide the plasma facing material which is used for the inner wall of a vacuum container for a nuclear fusion device as a surface protection material, and is excellent in plasma resistance such as thermal impact resistance, spattering resistance and the like. SOLUTION: The plasma facing material 30 comprises a continuous laminated layer body which is formed of the surface layer 10 of a composite sintered compact composed of 40 to 80% carbon fibers by volume, 4 to 45% boron carbide by volume, and of 8 to 12% carbon by volume, and of the back face layer 20 of a composite compact composed of 40 to 80% carbon fibers by volume, and of 18 to 58% copper by volume, and the respective carbon fibers are continuous while being penetrated through the surface and back face layers, the thermal conductivity of the continuous laminated layer body at the ambient temperature is desirable to be equal to or more than 180W/m.K in the surface and back face direction, and the bundle of carbon fibers is also desirable to be kind of three dimensional textile. Besides, the respective sintered compacts include air holes inevitably formed when sintered.
Patent JP-2001111520-A (JP)
Title: Multi-carrier reception system, receiver and frequency offset detecting circuit for receiver
Inventor: SHIBATA TSUGUYUKI
IPC: H04L7/00
Filed: 1999-10-13
Abstract: PROBLEM TO BE SOLVED: To detect frequency offset of a carrier with high accuracy, in a multi- carrier communication system. SOLUTION: This frequency offset detecting circuit 101 is constituted of a timing information calculating circuit 200 to obtain information about a synchronous timing TG by taking sequential integration ∫|I-I'|dt by defining integrated section length as guard interval length Tg, a cross component quantity calculating circuit 301 to calculate ∫(|Q-I'|-|I-Q'|)dt, by defining the integrated section length as Tg and a gate circuit 400 to determine the synchronous timing tG from output of the timing information calculating circuit 200 and to output the integration ∫(|Q-I'|-|I-Q'|)dt as the output of the cross component quantity calculating circuit 301 at the time. Since the integration ∫(|Q-I'|-|I-Q'|)dt in synchronous timing tG as output of the gate circuit 400 shows monotone decrease, when an frequency offset >=f is >=-1/4T and <=1/4T (T is effective symbol length), it can be made a detecting means for frequency offset.
Patent JP-H04165730-A (JP)
Title: Terminal equipment for attendant board
Inventor: KIKUCHI HIROAKI
IPC: H04M3/60
Filed: 1990-10-29
Abstract: PURPOSE:To save a man-hour of monitor pattern changeover and to prevent mis-operation of the operator by providing a main display means and one sub display means to a terminal equipment of an attendant board so as to expand the attendant board information quantity capable of simultaneous monitoring. CONSTITUTION:An attendant board terminal equipment is provided with a main body equipment 1 of an attendant board terminal equipment incorporating a database, a keyboard 2 entering designation information, a main display device 3 displaying a main control pattern and a sub display device 4 displaying the designated pattern. Then attendant board information registered to an information window database 13 already is extracted by a call connection control section 12 by a command of the keyboard operation of the operator and a display interface control section 14 receives a display control signal outputted from the operator interface control section 11 and the designated attendant board information is displayed on the sub display device 4. Thus, the attendant board information quantity be able to be monitored simultaneously is expanded and a man-hour of the monitor pattern changeover by the operator is saved and mis-operation of the operator is avoided.
Patent JP-H11111331-A (JP)
Title: Hydride secondary battery
Inventor: ITO NORIYUKI
IPC: H01M4/80
Filed: 1997-10-07
Abstract: PROBLEM TO BE SOLVED: To realize high capacity, while restricting the generation of short- circuit by setting the METSUKE of a Ni foaming material having an energy density which satisfies a specified relation, and providing an alkali resistant reinforcing material having a specified thickness, tensile strength and width in a part in which the most inner peripheral side tip is positioned. SOLUTION: A Ni-foaming material having a METSUKE less than 450 g/m<2> is used as a support for a positive electrode 1, so that a hydride secondary battery has an energy density, which satisfies a relation of Y>14.5X+26.2 (where Y is energy density, X is the outer diameter of a battery can). A reinforcing material 4 is provided at a part opposite to a tip of the most inner peripheral part of the positive electrode 1 via a separator 3 outer than the most inner peripheral part of the positive electrode 1. The reinforcing material 4 has an alkali resistance, and thickness thereof is set in a range of 20-100 μm, and tensile strength thereof is set at 7 kg/50 mm width or more, and width is set in a range of 3-15 mm. As a reinforcing material, polyolefinic group such as polypropylene is desirable.
Patent JP-2000118344-A (JP)
Title: Airbag device ornament pad
Inventor: KAJITA HIDENOBU
IPC: B60R21/20
Filed: 1998-10-14
Abstract: PROBLEM TO BE SOLVED: To provide an airbag device ornament pad having a partially metallic bright part and being excellent in design with various colors while ensuring safety and good productivity. SOLUTION: A flexible ornament member 2 having a partially raised mark portion is fabricated by molding of a thermoplastic resin. A metal sheet layer 31 is formed over the entire surface of one side of the ornament member 2 and an upper coat masking the mark portion 30 and an edging portion 301 is applied thereto to form a colored paint layer 32. The ornament member 2 is incorporated in a mold and an airbag device ornament pad in which the ornament member 2 and a pad member 1 are firmly joined together is fabricated by insert molding of the same kind of thermoplastic resin as the ornament member 2. Because of employment of insert molding, the ornament pad can be fabricated readily at low cost, and since the ornament member 2 and the pad member 1 are molded from the same kind of thermoplastic resin, a junction layer 5 where they are compatible with each other is formed at their boundary whereby even during airbag actuation, scattering of the ornament member from the pad member is avoided for safety.
Patent JP-H02138839-A (JP)
Title: Rotation/torque detector
Inventor: MASUDA SUMIO
IPC: G01L3/10
Filed: 1988-11-18
Abstract: PURPOSE:To achieve a smaller size of the apparatus with a simple construction by detecting a rotational speed and a torque working on an elastic body from a cycle of an output signal of a photo coupler and a duty ratio to enable detection of the rotational speed and the torque simultaneously and in a non-contact manner. CONSTITUTION:A photo coupler 7 outputs a signal from a photo detector 7b corresponding to the passage and shielding of light through windows 5a and 6a when a rotating shaft 1 rotates, this signal undergoes a waveform shaping 11 to count 12 a cycle and frequency of a pulse waveform thereof and revolutions of the rotating shaft 1 is shown on a display device 13. A duty ratio of the pulse waveform is detected with a duty ratio detection circuit 14 and a size and direction of a torque are computed with an arithmetic circuit 15 based on a difference from a duty ratio when no torque works and the results are shown on a torque display device 16. Thus, rotary discs 5 and 6 are moved integral with each of sides sandwitching a small-diameter part 1a of the shaft 1 which causes a twisting deformation in proportion to the size of the torque thereby enabling detection of a rotational speed of the shaft 1 from a cycle of an output of the coupler 7 and a torque working on the part 1a from a duty ratio thereof simultaneously and in a non-contact manner.
Patent JP-H04170396-A (JP)
Title: Production of thin film of lithium niobate single crystal
Inventor: SHIBATA YOSHIHIKO
IPC: C30B29/30
Filed: 1990-10-31
Abstract: PURPOSE:To improve crystal orientation by epitaxially growing the above single crystal at and under a specific substrate temp. and pressure by a sputtering method on a substrate consisting of sapphire, LiNbO3, LiTaO3, MgO, Si or SrTiO3 or the like. CONSTITUTION:An RF-sputtering device or the like is used and after a reduced pressure is generated therein by evacuating the inside of the system, a gaseous mixture composed of Ar and O2 contg. >=30vol.% O2 is introduced into the system. One kind selected from the sapphire substrate, the LiNbO3 substrate, the LiTaO3 substrate, the MgO substrate, the Si substrate or the SrTiO3 substrate is used as the substrate and is heated to <400 deg.C, more preferably 250 to 400 deg.C. The sintered body of the LiNbO3 is used as a target and is epitaxially grown by supttering under <=0.0050Torr pressure, by which the thin film of the LiNbO3 single crystal having the excellent crystal orientation is obtd.
Patent JP-H11108056-A (JP)
Title: Finite linear guide way and finite linear guide unit assembling it
Inventor: TSUBOI TAKAAKI
IPC: F16C29/04
Filed: 1997-10-09
Abstract: PROBLEM TO BE SOLVED: To provide a finite linear guide way and a finite linear guide unit assembling the guide way, which can control the movement of a track member securely by preventing the slippage of a holder. SOLUTION: In the track grooves 13 and 18 opposing between track members 3 and 4, plural cylindrical rollers 22 held in a holder 23 can be rotated. With the racks 24 fixed to escape grooves 16 and 21, pinions supported rotatable to the holder 23 are engaged. Since recesses 47 for avoiding the interference with the cylindrical rollers 22 are formed to the teeth 46 of the racks 24, the engaging strength of the teeth 46 with the pinions are enhanced by forming the tooth with a large module, and a slippage of the holder 23 to the track members 3 and 4 is prevented. And since the escape grooves 16 and 21 are not large, wide track surfaces 14, 15, 19, and 20 can be secured.
Patent JP-H08128730-A (JP)
Title: Drain plug device of hot-water supply apparatus with additional heating function
Inventor: HORI NORIHIRO
IPC: F24H9/16
Filed: 1994-10-31
Abstract: PURPOSE: To easily, simply carry out priming of a circulation pump of a bath additional heating circulation path by using a drain plug. CONSTITUTION: In a hot-water supply apparatus with an additional heating function, city water from a water source passes through a heat exchanger 10 and is supplied as hot-water, and to perform additional heating operation, hot-water in a bathtub is circulated through a heat exchanger 50 by a circulation pump 52. A drain plug device includes drain water outlets 61 and 71 respectively provided on a water supply pipe 11 between the water source and the heat exchanger 10 and on an additional heating circulation path 51. Drain pipes 62 and 72 are respectively extended from the drain water outlets 61 and 71 and a pair of adjacent connection ports 81b is fitted in the drain pipes 62 and 72 and continue to inner paths 81c. A path switching device 82 is provided to switch the connection state of the inner paths 81c in three ways: an open state in which the paths are opened to the outside, a closed state in which the paths are closed, and a communicating state in which the paths communicate with each other.