baber/WOPTO huggingface dataset:
Patent JP-H07163344-A (JP)
Title: Stabilization of e.coli ribonuclease hi by quintuple substitution
Inventor: AKASAKO ATSUKO
IPC: C12N15/09
Filed: 1993-12-15
Abstract: PURPOSE:To obtain a variant E.coli ribonuclease HI having improved stability while keeping the enzymatic activity. CONSTITUTION:This variant E.coli ribonuclease HI contains variations comprising the substitution of the 23rd Gly, the 62nd His, the 74th Val, the 95th Lys and the 134th Asp of a natural-type E.coli ribonuclease HI with Ala, Pro, Leu, Gly and His (or Asn), respectively. The obtained enzyme keeps the enzymatic activity and has improved stability.
Patent JP-H03175275-A (JP)
Title: Shelf device of refrigerator
Inventor: TAHIRA KIYOTAKA
IPC: F25D25/02
Filed: 1989-12-04
Abstract: PURPOSE:To attain a position setting of a dial shaft by a method wherein a driving gear, a turning gear, a gear shaft and spur gears are rotated under a rotation of a dial, a rack upper shelf is moved up and down, it may be moved up and down while being held horizontal, and in addition, a stopper arranged in a dial shaft and a rib for position setting arranged at a frame are provided. CONSTITUTION:When a dial 6 is rotated, a dial shaft 7 and a driving gear 8 are rotated. Then, a turning gear 9 engaging with the driving gear 8 is rotat ed, and spur gears 5 at both sides are rotated together with a gear shaft 4. Right and left spur gears 5 are fixed to a gear shaft 4 and are rotated in the same manner to each other, so that a shelf 1 is moved up and down in the same manner at right and left sides and no positional displacements in right and left heights occurs. In the event that the dial shaft 7 is apt to move in a direction A, a stopper part 7a is abutted against a position setting rib 7c. A stopper shaft 7b is not moved due to its fixing at a fixing rib 2f for a frame 2b and thus the dial shaft 7 is restricted by the position setting rib 7c against a movement in a direction A.
Patent JP-H03178314-A (JP)
Title: Synergistic effect application type heat exchange system
Inventor: TODA MASAAKI
IPC: F04C29/04
Filed: 1989-12-06
Abstract: PURPOSE:To simplify a structure, to miniaturize a cooler and to lower the output of a ventilator for cooling by providing a return circuit to an air compressor from an air dryer and heat-exchanging the waste heat of the air compressor with the cold air of the air dryer in the cooler of the air compressor. CONSTITUTION:High-temp. compressed air which is compressed by the compressor main body 2 of an air compressor 1 is cooled by a cooler 3 and dehumidified by the dehumidifying mechanism part 4 of an air dryer 8 and cooled. The dehumidified and cooled air is introduced into a reheater 6 via a return pipe 5 and discharged to the outside of the machine. In this case, the cooled air of the reheater 6 is heat-exchanged in the cooler 3 and a ventilator 7 and becomes the heated air. This heated air is discharged from a discharge port 9. The structures of the cooler 3 of a black circle part and the reheater 6 of a white circle part are a zigzag type. The respective flows are made to a counterflow. Thereby the need for the reheater of the air dryer 8 side is eliminated and the dehumidifying mechanism part 4 can be simplified. Furthermore energy conservation effect is obtained by miniaturizing the cooler 3 of the air compressor 1 and lowering the output of the ventilator 7 for cooling.
Patent JP-H03177029-A (JP)
Title: Semiconductor device
Inventor: SHIBUSAWA KATSUHIKO
IPC: H01L21/339
Filed: 1989-12-06
Abstract: PURPOSE:To reduce the electric resistance of a gate electrode by forming a second gate electrode of polycide having low electric resistance, and connecting the second electrode to a first gate electrode. CONSTITUTION:After an element isolating region is formed on a P-type semiconductor substrate 1, N-type impurity is implanted to a part to become a CCD channel region to form an N-type layer 2. Thereafter, a gate oxide film 3a is formed on the layer 2, and a polysilicon layer is deposited thereon. After an impurity is diffused in the polysilicon layer, it is patterned to form a gate electrode 4. Then, a gate oxide film 3b is formed on the substrate 1 containing the electrode 4, and a contact hole 3c is opened at the film 3b. Subsequently, a polysilicon layer 7a is deposited on the entire surface, an impurity is diffused therein, and a silicide layer 7b of a high melting point metal is deposited on the layer 7a. Thereafter, the layers 7b, 7a are patterned to form a gate electrode 7 between the electrodes 4 and on the part of the electrode 4. Thus, the resistance of the gate can be reduced to facilitate miniaturization of an element.
Patent JP-2001135942-A (JP)
Title: Device for operating electronic apparatus and method for operating the same
Inventor: YOSHIDA MOTOMASA
IPC: H01H25/04
Filed: 1999-11-05
Abstract: PROBLEM TO BE SOLVED: To improve an operability of an electronic apparatus, in its operation. SOLUTION: The operating device includes an operating knob 161 disposed above a subplate 351 for being operably moved in a prescribed direction from a reference position along a mounting surface, fifth to eighth switches operated in response to the moving operation of the knob 161, and a return means 428 for automatically returning the knob 161 to the reference position, when the moving operation of the knob 161 is released.
Patent JP-H03175673-A (JP)
Title: Manufacture of semiconductor device
Inventor: MINAMI KAZUMA
IPC: H01L27/108
Filed: 1989-12-04
Abstract: PURPOSE:To obtain a highly reliable semiconductor device which has high breakdown strength in its interlayer insulating film between one of the electrodes of a capacitor for information storage and a gate electrode by removing a silicon nitride film and a silicon oxide film through an etching process by making a polycrystalline Si film act as a mask and, after performing thermal oxidation, leaving the silicon oxide film on the polycrystalline Si film and then, performing the removal of the film thereof and the like treatment. CONSTITUTION:A 1st silicon oxide film 3 and a silicon nitride film 4 are formed by laminating them one after another at the prescribed region of a principal plane of a one conductivity type semiconductor substrate 1 and, after forming a polycrystalline silicon film 5 on the surface of the silicon nitride film 4, impurities are doped. Then, patterning of the polycrystalline silicon film 5 is performed into a prescribed shape and the silicon nitride film 4 and the silicon oxide film 3 are removed by etching after making the polycrystalline silicon film act as a mask. Then, thermal oxidation is performed and a 2nd silicon oxide film 6 that is thicker than the semiconductor substrate 1 is formed on the polycrystalline silicon film 5. Subsequently, the 2nd silicon oxide film 6 is left on the above silicon film 5 an then, is removed. A capacitor which has the polycrystalline film 5 surrounded by an insulating film as one of electrodes and also, has a laminated film consisting of the silicon oxide film 3 and the silicon nitride film 4 as a dielectric substance is thus manufactured.
Patent JP-H10161986-A (JP)
Title: System and method for resource information communications
Inventor: NODA FUMIO
IPC: G06F15/16
Filed: 1996-11-27
Abstract: PROBLEM TO BE SOLVED: To properly communicate resource information even through a congested network or a narrow-band network, by controlling the priority of the resource information communications as the use rate of computer resources increases or decreases, and transferring more important information more preferentially. SOLUTION: A computer resource information acquisition part 1 acquires information regarding resources of a computer PO for every constant time and passes the acquisition time and resource information to a self-resource information comparison and update part 2. The self-resource information comparison and update part 2 compares the passed information with information in a resource information management table 20 by referring its self-resource information to juidge whether or not the state changes. The computer resource information acquisition part 1 adjust intervals of resource information acquisition time according to the result from the self-resource information comparison and update part 2. Then, a preferential transfer control part 5 controls the priority of transferred asynchronous transfer mode (ATM) cells as the use rate of resources increases or decreases.  Namely, the resource information reporting an increase in the computer load or a decrease in the usable computer resource quantity is preferentially transferred.
Patent JP-H03175485-A (JP)
Title: Image display device
Inventor: HONDA TSUTOMU
IPC: B01D46/42
Filed: 1989-12-04
Abstract: PURPOSE:To clean an air filter without detaching the air filter by providing a receptacle nearby the air filter. CONSTITUTION:The receptacle 7 is provided at a specific position of a display device main body nearby the air filter 4 and the cord 8 of the receptacle 7 is connected to the feeder for a suction fan 6. When the outside air is took in by the suction fan 6 through the air filter 6, dust, etc., in the outside air sticks on the air filter 4. Consequently, the plug of a portable vacuum cleaner is inserted into the receptacle 7 to remove the dust, etc., without detaching the air filter 4.
Patent JP-2001130246-A (JP)
Title: Car air-conditioner drive controller
Inventor: MIYAZAKI MASARU
IPC: H02K21/14
Filed: 1999-11-05
Abstract: PROBLEM TO BE SOLVED: To provide an intended cooling ability even with a small generator by controlling a direct current voltage outputted by a converter. SOLUTION: This controller has a phase detecting means 13 detecting a phase of an alternating voltage generated by a permanent magnet generator 2A driven by an engine of an automobile, an alternating current detecting means 14 detecting an amperage and a phase of an alternating current generated by the permanent magnet generator 2A, and a direct current voltage detecting means 16 detecting a direct current voltage outputted by the converter 3. It is provided with the converter 3 converting the alternating voltage generated by the permanent magnet generator 2A into the direct current voltage of a predetermined level in accordance with signals from the phase detecting means 13, the alternating current detecting means 14, and the direct current voltage detecting means 16, and an inverter 5 converting the direct current voltage outputted by the converter 3 into an alternating voltage.  A compressor motor 7 of a car air conditioner 6 is driven by an output voltage of the inverter 5.
Patent JP-H06150342-A (JP)
Title: Optical disk device
Inventor: SEO KATSUHIRO
IPC: G11B7/085
Filed: 1992-10-30
Abstract: PURPOSE:To greatly extend the lifetime while saving electric power. CONSTITUTION:An optical disk device is provided with an actuator 11 which is a moving means for tracking by moving a object lens 12 in the direction of a radius of a disk D when information is recorded in the disk D and information in the disk D is reproduced. And when tracking is not required, operation of the actuator is stopped.
Patent JP-H03177790-A (JP)
Title: Cooling tower
Inventor: KASHIWADA TAKESHI
IPC: F28D5/00
Filed: 1989-12-05
Abstract: PURPOSE:To secure the supply of cooling water from a circulating cooling water reserving tank to a load at all times by a method wherein the outlet port of the body of a heat exchanger is communicated with the load through the circulating cooling water reserving tank while the circulating cooling water reserving tank and a lower water tank for spray water are communicated mutually through an overflow means. CONSTITUTION:A circulating cooling water reserving tank 4 is connected to the blow-off port 15 of circulating cooling water through a blow-off tube 44 while the reservoir E of the tank 4 is connected to a load G such as a refrigerating machine and the like. A case, in which the supplying amount of the circulating cooling water is pulsated, industrial process fluid is leaked from a supplying port 13 to the outside of a heat exchanger body A, the circulating cooling water flowing out to the out side due to the breakage of the circulating cooling water passage of the heat exchanger body A, the reserving amount of the circulating cooling water in the circulating cooling water reservoir E is reduced suddenly and the supply of water through a ball tap F is insufficient, is caused suddenly and accidentally. Then, the leaked liquid is dropped and collected into a lower water tank D together with the spray water whereby the amount of reserved water in the lower water tank D is increased than a normal time by the amount corresponding to the amount of leakage water while the amount of increased liquid flows into the circulating cooling water reservoir E from the lower water tank D through an overflow tube H whereby a water level in the reservoir E, which is reduced suddenly and temporarily, can be increased.
Patent JP-H10160287-A (JP)
Title: Condenser unit
Inventor: YAJIMA TOSHIO
IPC: F25B39/04
Filed: 1996-11-27
Abstract: PROBLEM TO BE SOLVED: To reduce a space occupied by a condenser unit in an engine room and lower the cost of the condenser unit, by a method wherein an inside of a header is divided into a plurality of header chambers by a partition and a dryer portion which incorporates a desiccant and a filter in a case having a large number of through holes is mounted in at least one of the header units. SOLUTION: A header pipe 11 is provided with a piece of partition 18 which divides the inside thereof into a first header chamber H1 and a third header chamber H3 , while a header pipe 12 is provided with no partition thus defining a second header chamber H2 having a large volume therein. At an approximately vertically intermediate position in the second header chamber H2 , a dryer portion 31 is provided. A desiccant 22a and a filter 22b are incorporated in a case 30 which is provided with a multiplicity of through holes and the case 30 is supported by a support member 33. Accordingly, it is no more necessary to provide a liquid tank, a bracket for supporting such a liquid tank and piping so that manhour for assembly can be reduced and a condenser unit can be made compact.
Patent JP-H11131296-A (JP)
Title: Device and method for plating small article
Inventor: YUMIBA YASUSHI
IPC: H01G13/00
Filed: 1997-10-31
Abstract: PROBLEM TO BE SOLVED: To prevent the variance in the plating film thickness between plated parts to form a uniform plating film, in particular, to prevent the variance in plating film thickness at a part where the plated parts are brought into contact with a cathode. SOLUTION: This plating device comprises a plating tank 2 where a plating solution 11 is stored, a cathode 7 which is immersed in the plating solution 11 in the plating tank 2 and with which parts (a) to be plated are brought into contact, an anode 6 which is immersed in the plating solution 11 in the plating tank 2, and a power source 10 to flow the current to the anode 6 and the cathode 7. The cathode 7 of a sheet type through which the plating solution can be passed is used, and the plated parts (a) are brought into contact with the cathode 7. An electric field forming means in which the difference between the electric field intensity of a conductor at a center part of the cathode 7 and that in its peripheral part is small, is provided at least on a surface side with which the works (a) are brought into contact.  For example, at least a part of the conductors on the surface with which the parts (a) of the cathode 7 is brought into contact and on the opposite surface are covered with an insulation film and the density of the insulation film at the center part is higher than that at the peripheral part of the cathode 7.
Patent JP-H08212533-A (JP)
Title: Magnetic recording medium
Inventor: SETA YUICHI
IPC: G11B5/66
Filed: 1995-12-05
Abstract: PURPOSE: To obtain a magnetic recording medium preventing a considerable increase of the coefft. of friction under the conditions of a high temp. and humidity as well as ordinary service conditions and withstanding use over years independently of service conditions. CONSTITUTION: A nitrogen-contg. carbonaceous protective film different in the concn. of nitrogen in the thickness direction is formed so that the concn. of nitrogen in a layer on the surface side is made higher than that in a layer on the substrate side. In order to allow the nitrogen-contg. protective film to most efficiently exhibit CSS resistance, nitrogen is allowed to exist only in the layer on the surface side within the range effective in improving CSS resistance and the concn. of nitrogen causing the lowering of film strength is made low or zero in the layer on the substrate side. The objective magnetic recording medium having superior CSS resistance under the conditions of a high temp. and humidity as well as ordinary service conditions is obtd. while maintaining a high strength of the protective film.
Patent JP-2001136773-A (JP)
Title: Drive method for dc brushless motor
Inventor: YOSHIDA KINJIRO
IPC: H02P6/06
Filed: 1999-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a drive method for a DC brushless motor, which can take out a large shaft output and whose stability is high, even with reference to a load change. SOLUTION: A stator, which is equipped with windings at a plurality of phases, is provided. An arm-type switching circuit, by which a prescribed positive or negative voltage is supplied to the respective windings at the plurality of phases, is provided. A combination of outputs at the respective phases of the arm-type power switching circuit is used as a drive voltage vector. By designating the drive voltage vector, a combination of designated power switching elements at respective phases of the arm-type power switching circuit is operated. Then, a rotor is turned on and driven.
Patent JP-H01158821-A (JP)
Title: Latching type semiconductor relay
Inventor: IITAKA YUKIO
IPC: H03K17/78
Filed: 1987-12-15
Abstract: PURPOSE:To attain the changeover of the conductive state and the nonconductive state by the application of a pulse signal by employing the series combination of a normally-ON transistor(TR) and a photo thyristor. CONSTITUTION:The relay is provided with the photo thyristor 3 triggered by an optical signal, the normally-ON TR 5 connected in series therewith, and a photovoltaic element 4 connected between control electrodes of the TR 5 to bias the TR 5 into the turn-off state in the reception of the optical signal. When a pulse signal for turn-on is given between input terminals I1 and I2, a light emitting element 1 generates the optical signal, the photo thyristor 3 is triggered, and the photo thyristor 3 keeps the turn-on-state even if the optical signal is lost and the load current flows continuously. The turn-off pulse signal is applied between input terminals I3 and I4. Thus, the changeover of the conductive state and the nonconductive state is attained by the application of the pulse signal.
Patent JP-2000150758-A (JP)
Title: Semiconductor device and its manufacture
Inventor: FUNAKOSHI HISASHI
IPC: H01L21/52
Filed: 1998-11-09
Abstract: PROBLEM TO BE SOLVED: To improve bonding strength between a semiconductor chip and a lead frame in a semiconductor device wherein a semiconductor chip is immediately held by a lead frame wherein a bonding material is interposed. SOLUTION: A lead frame 12 has a plurality of branch pad parts 12d which branch in an inside of a surface of an inner lead part 12a from a side part of the inner lead part 12a and extend onto a main surface of a semiconductor chip 11. A through-hole 12c passing through in a vertical direction is provided to a part of each branch pad part 12d opposite to the semiconductor chip 11. The inner lead part 12a holds the semiconductor chip 11 by fixing with bonding material 14 formed of photo/thermo-setting resin material applied to a position opposite to the branch pad part 12d on a main surface of the semiconductor chip 11 protruding from the through-hole 12c to a surface of the branch pad part 12d.
Patent JP-H04185133-A (JP)
Title: Decoding method for digital signal
Inventor: MORIOKA YOSHIHIRO
IPC: H04L1/00
Filed: 1990-11-20
Abstract: PURPOSE:To improve the picture quality by varying a decoded threshold level of a digital signal to minimize an error rate at the decoding of the digital signal adaptively thereby reducing the error rate of the digital signal at reproduction. CONSTITUTION:After an output of a magnetic head 6 is amplified by a reproduction amplifier 7 at reproduction and inputted to a digital signal decoding and error correction circuit 8, and a reproduced digital signal inputted to the digital signal decoding and error correction circuit 8 is inputted to a reproduction PLL circuit 11, from which a signal segmentation clock in following to jitter at reproduction is generated. Moreover, a reproduction data segmentation circuit 12 segments a reproduced digital signal by referring the signal segmentation clock being an output of the reproduction PLL circuit 11. Then after the output of the reproduction data segmentation circuit 12 is inputted to a buffer memory circuit, error correction is implemented by an error correction circuit 14. Thus, probability of error production is reduced and high picture quality is obtained.
Patent JP-H05124874-A (JP)
Title: Method for baking carbon fiber/carbon honeycomb
Inventor: GOTO TAKESHI
IPC: C04B38/00
Filed: 1991-11-05
Abstract: PURPOSE:To prevent shrinkage and deformation by embedding a honeycomb formed by fixing carbon fibers with resin in spherical graphite particles and carbonizing the honeycomb by baking while restraining the movement of the graphite particles. CONSTITUTION:Sheets of prepreg formed by impregnating liq. resin such as phenolic resin into paper of optionally oriented carbon fibers are laminated optionally after orientation to produce a precursor of a carbon fiber/carbon honeycomb such as a honeycomb ribbon. This precursor is put in a graphite vessel having prescribed dimensions and spherical graphite particles having 30-1,000mum average particle diameter is densely filled into the vessel by an amt. enough to embed the precursor in the particles. About >=1g/cm<2> static pressure is then applied to the top of the precursor in the form of a dropped lid so as to rest-rain the movement of the graphite particles and a carbon fiber/ carbon honeycomb having stable dimensions is obtd. by baking the precursor at a prescribed temp. in an inert gaseous atmosphere.
Patent JP-2000141808-A (JP)
Title: Printer, and control apparatus for motor for printer
Inventor: KURASHINA TERUKI
IPC: H02P8/12
Filed: 1998-11-09
Abstract: PROBLEM TO BE SOLVED: To enable low vibration and stable control by determining a current value for phase catch corresponding to the temp. of a motor. SOLUTION: As initialization processing at the time of closing of a power supply, the temp. of a CR motor 43 or that of a PF motor 44 is detected by a CR motor sensor 43a or PF motor sensor 44a and the phase catch current value corresponding to this detected temp. is read from a phase catch current value reference table 9a or 9b and the phase catch current based on the current value is supplied to each stepping motor (CR motor 43 or PF motor 44). When the temp. of the motor is high, a phase catch current large corresponding to this is allowed to flow to eliminate the entering insufficiency of a current and the control of each stepping motor is stabilized.