baber/WOPTO huggingface dataset:
Patent JP-2001285941-A (JP)
Title: Mobile station control system for wireless communication system
Inventor: AZUMA MASANOBU
IPC: H04W88/12
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a wireless communication system that can always use only channels with best quality because a speech can hardly be heard or data transmission cannot excellently be performed if the quality of a connected wireless channel is not adequate. SOLUTION: This invention provides the wireless communication system where a mobile station transmits a measurement signal by each of channels every time its base station changes, a control station reflects the measurement signal to the mobile station, and the mobile station measures the reflected measurement signal so as to use only channels with best quality all the time.
Patent JP-2001278086-A (JP)
Title: Motor-driven power steering control device and control method therefor
Inventor: SUZUKI HIROSHI
IPC: H02P7/29
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a motor-driven power steering control device and control method for it capable of preventing deterioration of a steering feeling due to inability of accurately detecting and controlling terminal voltage of a motor. SOLUTION: This motor-driven power steering control device is provided with a means 34 for detecting the voltage of a power supply, and means 31 and 32 for detecting both terminal voltages of the motor. During non-assist immediately after an ignition switch is turned on, the reference power supply voltage and reference motor both terminal voltage are detected, and according to the detected reference power supply voltage and the reference motor both terminal voltage, the terminal voltages VL2, and VR2 of the motor in assisting are corrected so that the motor terminal voltage can be accurately controlled so as to improve a steering feeling.
Patent JP-2001279710-A (JP)
Title: Disposal system for dredging earth and sand
Inventor: ITO HIROSHI
IPC: B04C9/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a small type and highly efficient classifying disposal system for a dredging earth and sand, in which a sand portion extracted from the earth and sand dredged from coastal areas and rivers is taken as a result of its classfication. SOLUTION: An aqua screen 70 as a classifying system is placed on a tank 30 with a feed sump 30. A liquid cyclone 50a to 50d and a spigot tank 60 are placed on the aqua screen 70. Compressed muddy water including a dredging earth and sand is carried from a natural water introduction tube 10 to a feed sump 30. The natural water stored at the bottom of the feed water sump 30 is supplied to a succion type liquid cyclone 50a to 50d. A large particle sized particulate body is separated from a slurry including the large particle sized large particulate body, which is discharged from below part of each liquid cyclone 50a to 50d, by the aqua screen 70, and a desalination for the particulate body is carried out.
Patent JP-2001291206-A (JP)
Title: Magnetic recording driving device
Inventor: NAGAI NOBUYUKI
IPC: G11B5/255
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To reduce the sticking of stain in a metal magnetic head or an MR head. SOLUTION: In a magnetic tape driving device 1 (magnetic recording driving device) for recording/reproducing a signal by bringing metal magnetic heads 5 and 5 (or MR heads) into contact with a magnetic tape 6 (magnetic recording medium), dummy heads 7a and 7b are provided so as to be brought into contact with the magnetic tape (magnetic recording medium) ahead of the magnetic heads.
Patent JP-2001278456-A (JP)
Title: Device for carrying paper sheet in alignment
Inventor: SHIBATA NOBUO
IPC: B65H1/04
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a device for carrying paper sheets in alignment which can surely align and carry paper sheets in a short time and is small in noise and vibration. SOLUTION: A floor side alignment means 82 comprising a contact mechanism 82 and a shaft 90 is provided under a carrier passage of the paper sheets 10 carried by a transfer conveyer 85. The contact mechanism 89 pushes up a belt 91 from the bottom side by rollers 95 by rotating a chain belt 94 with the rollers 95 attached thereto in the bottom side of the belt 91, applies the vertical vibration to only the paper sheets 10 on the wary to the carrier by the pushing so as to loose the paper sheets 10 and align the bottom side. This device can align the bundle of the paper sheets 10 by applying the vertical vibration to the paper sheets 10 and loosening them.
Patent JP-2000309565-A (JP)
Title: Production of 1,1,1-trifluoro-2-aminoalkane
Inventor: NIEDERMANN HANS-PETER
IPC: C07C209/52
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To produce the subject compound useful as a production intermediate for compounds useful as agrochemicals, medicines and dyes in effective and improved method by hydrogenating the corresponding oxime in the presence of Raney nickel and a specific diluent. SOLUTION: A corresponding oxime of formula I [R1 is a (substituted)alkyl] (preferably 1,1,1-trifluoropropane oxime or ethyl 1,1,1-trifluoropropane acetylacetate oxime) is hydrogenated in the presence of Raney nickel and a diluent selected from an alkanol (e.g. methanol), a cyclic ether (e.g. tetrahydrofuran) and an aromatic hydrocarbon (e.g. benzene, toluene or xylene) to provide the objective compound of formula II. As preferable method for producing the compound of formula II, 1 pt.wt. oxime of formula I is diluted with 5-15 pts.wt. of the above diluent and hydrogenation of the oxime is carried out at 50-150 deg.C under 25-100 bar pressure and the resultant reaction mixture is filtered and acidified with a mineral acid and treated with a base to provide the objective product.
Patent JP-2001279824-A (JP)
Title: Mounting structure for building unit and, unit building and heat accumulation ion body
Inventor: OTA SEIICHI
IPC: F24J2/34
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a building unit whose execution of work can be done with a small number of work steps on work site for the building unit in which a heat accumulation body is arranged in the indoor side, and whose construction time is made short. SOLUTION: In a building unit Ua, walls 2, 2A, 2A are erected on a floor structure surface 3 and the building unit Ua is prefabricated in a box shape. On the surface 3, a plurality of heat accumulation bodies 1a, 1a made of rectangular plates are arranged. These bodies 1a, 1a... are arranged regularly in order with a space made of plywood having the same thickness as that of the body 1a provided between long sides of the bodies 1a, 1a and on side brought into contact with the walls 2, 2A, 2A.
Patent JP-2001287357-A (JP)
Title: Liquid drop ejection head and ink jet recorder and microactuator
Inventor: KOMAI HIROMICHI
IPC: B41J2/045
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a liquid ejection head in which stabilized displacement of a diaphragm can be attained through low voltage drive, an ink jet recorder mounting that head, and a microactuator in which stabilized displacement of a diaphragm can be attained through low voltage drive. SOLUTION: A first recess 11 is made in an electrode substrate 2, a second recess is made in the bottom face of the first recess 11, an electrode 13 is provided on the bottom face of the second recess 12 and a part 15 abutting against a diaphragm 10 upon deformation is formed higher than the electrode 13.
Patent JP-2001291813-A (JP)
Title: Semiconductor device and method of manufacturing the same
Inventor: KOBAYASHI TOSHIHIKO
IPC: H01L21/60
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a semiconductor device wherein the swell of plating on the surface of a lead terminal is reduced and a bonding wire can be prevented form being thinned when the bonding wire is contact-bonded to the lead terminal, and to provide the semiconductor device. SOLUTION: A capillary 26 is pressed against an electrode for connection of a semiconductor chip, and a tip of a gold wire 16 is contact-bonded to the electrode. While the gold wire 16 is fed out, the capillary 26 is pressed against a lead terminal 14 subjected to silver plating 24 to which organic brightening agent is added. The hardness of the silver plating 24 is improved, so that the swell due to the pressing of the capillary 26 is restrained, thickness of the gold wire 18 can be ensured, and disconnection which is to be caused by filling or expansion of resin can be prevented.
Patent JP-2001287186-A (JP)
Title: Electrical part holder
Inventor: TERUI SEIICHI
IPC: H05K13/04
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To hold an electrical part with a plurality of substantially uniformly distributed solder bumps on the surface, over the surface with the solder bumps, via negative-pressure suction. SOLUTION: An end face 64 surrounding an opening 66 of an air suction hole 68 has recesses 84 at its positions corresponding to a plurality of solder bumps 16, and notches 86 adjoining the recesses 84. That portion of the end face 64 which has no recesses 84 and notches 86 forms a seal portion 92. When an electrical part holder 8 is lowered, the seal portion 92 is brought into contact with a surface 14 of a ball grid array(BGA) part 10, and the solder bumps 16 are housed in the recesses 84. When air is sucked up from the air suction hole 68, the seal portion 92 prevents a negative-pressure leak to cause the negative-pressure suction force to hold the BGA part 10 on the electrical part holder 8. The plurality of recesses 84 are independent of one another, so that even upon a local negative-pressure leak, the other recesses 84 are free from leakage and reduce the negative-pressure leak.
Patent JP-2001292841-A (JP)
Title: System kitchen unit set and attaching method for system kitchen
Inventor: SHIMAMIYA TOSHINOBU
IPC: A47B77/02
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a system kitchen unit set and the attaching method of a system kitchen for reducing attaching work man-hour and work time on the assembly line of the system kitchen and safely and quickly performing attaching work. SOLUTION: The system kitchen is constituted of a lower side kitchen unit set 20 for which lower side units 21, 22 and 23 are assembled and integrated with a set bottom plate 30 beforehand and an upper side kitchen unit set 40 for which upper side units 41, 42 and 43 are assembled and integrated with a required wall material 50 beforehand.
Patent JP-2001295936-A (JP)
Title: Cylinder head gasket
Inventor: FUJIKI RYOSUKE
IPC: F16J15/08
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide a cylinder head gasket 1 having excellent sealing performance. SOLUTION: This cylinder head gasket 1 is composed of a first gasket base 2 on the upper face side and a second gasket base 3 on the lower face side. Both gasket bases 2 and 3 are formed with full bead parts 2b and 3a overlapping each other. A folded part 3A is formed at the second gasket base 3, and the outer side tip part (the edge part of a through hole 3b) and the edge part of a through hole 2a of the first gasket base 2 are brought into close contact with each other. This constitution can prevent the intrusion of combustion gas into a clearance between the edge part of the through-hole 3b and the edge part of the through-hole 2a, and the intrusion of combustion gas into a clearance between both gasket bases 2, 3 through the clearance between both edges.
Patent JP-2001298136-A (JP)
Title: Heat sink and wiring board with the heat sink
Inventor: YOSHINO HIDEYUKI
IPC: H01L23/373
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To solve problems of a heat sink which is easy to flake from a wiring board through thermal stress, an insufficient heat radiation performance, and annoyance in manufacturing. SOLUTION: After a heat sink 14 and a heat radiating fin 15 are individually formed by using a C-SiC complex material with specified coefficient of thermal expansion and good heat conductivity, the heat sink 14 and the heat radiating fin 15 are joined with a silver solder 16.
Patent JP-2001307231-A (JP)
Title: Pos system
Inventor: OKUHARA KENJI
IPC: G07G1/14
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a safety POS terminal that is surely locked even if an operator forgets locking the terminal. SOLUTION: The POS system is composed of a POS terminal 101 with a cash box 102 and a store controller 105 to control the terminal. When no data transmission to and from the POS terminal 101 is detected for a given period of time, the store controller 105 sends to the POS terminal 101 a 'REGILOCK' instruction to force the terminal to inhibit an account operation accompanied with cash transaction and the terminal performs register locking operation.
Patent JP-2001304651-A (JP)
Title: Air conditioner and its operation control method
Inventor: KUMAKURA MASAYUKI
IPC: F25B49/02
Filed: 2000-04-18
Abstract: PROBLEM TO BE SOLVED: To prevent an air conditioner from being stopped unnecessarily a low voltage as in an alarm stop, even in the case of an environment where power conditions and power supply facilities are poor. SOLUTION: This air conditioner is provided with a power supply part 30, that supplies power to a compressor and a low-voltage detecting circuit 31 for detecting that a voltage detected from the power supply part is equal to or less than a specific voltage in an outdoor machine, while the outdoor machine and an indoor machine having a compressor 16 are controlled by a control device 13. In this air conditioner, the control device controls the compressor, based on a voltage detection signal (a) which is outputted from the low-voltage detection circuit. Also, the control device is configured, so that it controls the output of an alarm and the operation or stop of the compressor based on the voltage detection signal, after the lapse of detection mask time corresponding to the start time of the compressor.
Patent JP-2000330944-A (JP)
Title: Method and device for providing safe password
Inventor: PETERS MATTHEW FRANCIS
IPC: G06F21/46
Filed: 2000-04-18
Abstract: PROBLEM TO BE SOLVED: To obtain a safe password for one or more remote computers from a client computer through a network. SOLUTION: This method includes a step for obtaining a string regarding an application on one ore more remote computers, a step for obtaining a password from a user of a client computer, a step for irreversibly combining the string and password together so as to generate a password which is safe for the application, and a step for providing only the safe password to one remote computer.
Patent JP-2001303404-A (JP)
Title: Hosiery
Inventor: NAKAI SHUSUKE
IPC: D04B1/18
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To obtain hosiery designed to be simply worn even by the aged or patients while ensuring a moderate tightening force of a wearing hole part. SOLUTION: This hosiery is composed by knitting the latter half part (21) of the wearing hole part (10) from at least one front yarn of by sinker borne knitting of pile knitting and knitting a rubber yarn or a covered yarn as a back yarn while skipping one or three stitches in the course direction.
Patent JP-2001307869-A (JP)
Title: Turning table driving mechanism of cooking oven
Inventor: FUKUSHIMA KATSURA
IPC: H05B6/78
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a turning table drive mechanism which makes the inside of an oven easy to clean and possible to rinse with water and which eliminates worries of the microwave leakage. SOLUTION: The turning table driving mechanism of a cooking oven is equipped with a driving means which, arranged outside the cooking space, revolve and drive the turning table, and a magnet coupling which is installed between the rotation axis of the turning table and the rotation axis of the driving means. The magnet coupling consists of the first coupling member which has a magnet mixed on the rotation axis of the driving means and arranged to give magnetic poles of alternately different polarities to a circumference of the rotation axis, and the second coupling member which has a magnet fixed on the rotation axis of the turning table and arranged to give magnetic poles of alternately different polarities to a circumference of the rotation axis.  The first coupling member and the second coupling member are arranged face- to-face with a non-magnetic wall part to establish the cooking space pinched in-between.
Patent JP-2001307068-A (JP)
Title: Split image data linking processor, method and its recording medium
Inventor: HARADA JUNICHI
IPC: G06T7/60
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To provide an image processor, method and its recording medium capable of exactly processing data at a boundary part as well and reducing a load to be applied to an image processing by performing data compression to split image data and properly linking the boundary part generated by the splitting. SOLUTION: An image processor 1 as one embodiment of this invention is constituted of an A/D conversion part 1a to perform A/D conversion to an inputted image signal, a binary processing part 1b to binary process the image data outputted from 1a, a run length encoding part 1c to make binary data outputted from 1b into run length codes, a data memory 1d to temporarily store the run length encoded data outputted from 1c, a linkage processing part 1e to link the run length encoded data stored in 1d and a linked data memory 1f to store the run length encoded data linked by 1e.
Patent JP-2001301208-A (JP)
Title: Ink jet recording method and ink jet recorder
Inventor: KATO TAKAYUKI
IPC: B41J2/01
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To form a high quality color image without causing deterioration of image, e.g. banding, or cost increase at the time of reciprocal printing. SOLUTION: The ink jet recorder 20 recording on a recording medium 70 by ejecting dots of a plurality of colors of ink liquid drop from a recording head comprises means 21 for controlling the shift of hitting of ink liquid drops of other colors from an ink liquid drop of reference color in the main scanning direction to be smaller when an image is formed by ejecting ink liquid drops while reciprocating the recording head ejecting ink liquid drops as compared with that when an image is formed by ejecting ink liquid drops while moving the recording head in one direction.
Patent JP-2001309685-A (JP)
Title: Method and device for driving and controlling brushless motor
Inventor: ISOMURA TOSHIAKI
IPC: H02P6/22
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To automatically normally and reversely control a brushless motor having no sensor only by normal and reverse changeover. SOLUTION: In the case that the rotation direction of the motor 1 is changed over during normal operation, at first the motor 1 is stopped, after detecting the stop, it automatically outputs a start signal from a start signal generation circuit 4 by receiving it and reverse rotation start is started.
Patent JP-2001305165-A (JP)
Title: Arithmetic method
Inventor: SHIODA TOSHIAKI
IPC: G01R19/25
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To provide an arithmetic method which is small in the storage capacity of an internal memory, able to perform operation again for an input signal having been operated once, and permits waveform observation adaptive to a pretrigger function, etc., in single-sweeping-operation mode. SOLUTION: A measuring person inputs a voltage to be measured to a voltage input terminal 1, a current to be measured to a current input terminal 5, and specific information needed to specify an arbitrary sampling section to a sampling section input terminal 11. For processing, two P-P compression values, 6 samplings, and 18 pieces of partial operation data are stored in the memory from two pieces of instantaneous data obtained by (k) for each sampling section as a process unit. According to the data by the sections, data in specified sections are computed. The storage capacity of the internal memory is smaller than that of processing in which all the pieces of instantaneous data are stored.
Patent JP-2001303916-A (JP)
Title: Variable valve system for internal combustion engine
Inventor: YANAGI NORIO
IPC: F02D13/02
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To reduce the overall size and the weight of a variable valve system, and to improve the durability thereof by selectively switching a condition of simultaneously opening/closing two intake valves 2a, 2b (or exhaust valves) provided on one cylinder by one high-speed cam 5 on a cam shaft 4 in the high-speed rotational range and a condition of independently opening/closing the intake valves by two low-speed cams 6a, 6b on the cam shaft 4 in the low- speed rotational range. SOLUTION: A switching means 14 is provided on a location between valve stems 2a', 2b' of the intake valves 2a, 2b for selectively switching the condition of simultaneously opening/closing the intake valves by the high-speed cam 5 in the high-speed rotational range of an internal combustion engine by the reciprocating motion in the direction orthogonal to the line connecting the centers of the intake valves and the condition of independently opening/closing the intake valves by the two low-speed cams 6a, 6b in the low-speed rotational range of the internal combustion engine.
Patent JP-2001308729-A (JP)
Title: Tdm demodulation controller
Inventor: HIRANO HIROHISA
IPC: H04N5/445
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a TDM demodulation controller which can obtain all latest program property information while reproducing a desired audio signal. SOLUTION: In a first and a second TDM demodulation parts which demodulate program property information of one program included in one BC data and a digital audio signal from a TDM bit stream composed of a plurality of the BC data including one or more programs and multiplexed, and in a TDM demodulation controller which decodes a digital audio signal, a control part performs demodulation indication sequentially and extracts the program property information on all the programs to record in a data recording means to the second TDM demodulation part. By user's program selection, the digital audio signal of the program on the basis of the program property information recorded in the data recording means is demodulated in the first TDM demodulation part to decode in an audio decoding part.
Patent JP-2001312078-A (JP)
Title: Electrophotographic photoreceptor and method for manufacturing the same
Inventor: ISHIDA KAZUYA
IPC: G03G5/05
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To manufacture a photoreceptor by a dip coat method using a coating liquid containing a mixture solvent with rather low viscosity to form a coating film without forming a buildup of the liquid on the lower end of the body or without decreasing the productivity, and to obtain high picture quality by using the photoreceptor. SOLUTION: A coating liquid 12 containing at least two kinds of solvents is used to form a coating film on a conductive base body 2 by a dip coat method to manufacture a photoreceptor. The coating liquid 12 contains methylphenyl silicone oil or dimethylsilicone oil, and the viscosity of the liquid 12 is specified to <=20 mPa.s. The coating liquid 12 is used for the charge generating layer or the base coating layer of the photoreceptor. The viscosity of the silicone oil is 5 to 50 mPa.s, and the add amount of the silicone oil is 1 to 20 wt.% to the solid content of the liquid 12.