baber/WOPTO huggingface dataset:
Patent JP-2002058092-A (JP)
Title: Reproducer
Inventor: TANAKA TORU
IPC: H04R3/00
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To reduce power consumption by avoiding useless reproducing operation. SOLUTION: During a period where a headphone is not connected, operation of at least a reproduction means is stopped or power supply to the reproduction means is turned off. Furthermore, operation for reproduction is rejected. Consequently, useless operation of the reproduction means and thereby useless power consumption is avoided under a state where a user can not listen to a reproduced voice. Furthermore, reproducing operation is stopped or power supply is turned off when a headphone is removed during reproducing operation.
Patent JP-2002060515-A (JP)
Title: Prepreg and laminate using the same
Inventor: YAMAJI TAKASHI
IPC: C08J5/24
Filed: 2000-08-18
Abstract: PROBLEM TO BE SOLVED: To provide a prepreg which gives an excellent plate thickness accuracy to laminates and multilayered circuit substrates after molding with excellent moldability. SOLUTION: This prepreg characterized by comprising a glass fiber substrate layer [hereinafter referred to as a layer (a)] impregnated with a curable resin and resin layers [hereinafter referred to a layer (b)] existing on both the sides of the layer (a), wherein the reaction rate of the resin in the layer (a) is 60 to 100%; the reaction rate of the resin in the layer (b) is <70%; the reaction rate of the layer (a) is larger than the reaction rate of the layer (b); and the weight ratio of the resin of the layer (b) to the resin of the layer (a) is 0.05 to 2.5.
Patent JP-2002060609-A (JP)
Title: Aromatic polycarbonate resin composition and molded article
Inventor: KAWAHIGASHI HIROYUKI
IPC: C08L83/04
Filed: 2000-08-18
Abstract: PROBLEM TO BE SOLVED: To provide an aromatic polycarbonate resin composition which can give a molded article having transparency comparable to an acrylic resin for optical applications without deteriorating impact resistance and heat resistance in improving transparency of an aromatic polycarbonate resin. SOLUTION: The aromatic polycarbonate resin composition comprises 100 pts. mass of an aromatic polycarbonate resin and 0.001-1 pt. mass of other thermoplastic resins having a difference in the refractive index of at least 0.001 from the aromatic polycarbonate resin, and has a ratio (X)/(Y) of a spectral transmittance (X) at a wavelength of 320 nm to a spectral transmittance (Y) at a wavelength of 633 nm of at least 0.5 as measured using a specimen plate of 2 mm in thickness.
Patent JP-2002060462-A (JP)
Title: Resin composition, solder resist resin composition, and their cured items
Inventor: MATSUO YUICHIRO
IPC: C08F290/06
Filed: 2000-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a resin composition which gives a cured item excellent in flexibility and resistances to soldering heat, heat degradation, and electroless gold plating, can be developed with a dilute alkali solution, and is suitable for a solder resist and an interlayer insulation layer. SOLUTION: The composition contains (A) an oligomer which is obtained by reacting (I) a reaction product of (a) an epoxy compound having at least two epoxy groups and (b) an unsaturated monocarboxylic acid with (c) ε- caprolactone and then with (d) a saturated or unsaturated polybasic acid anhydride, and (B) a diluent.
Patent JP-2002070954-A (JP)
Title: Locker joint pin type silent chain
Inventor: HORIE HIROSHI
IPC: F16G13/02
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To provide a locker joint pin type silent chain which can remarkably reduce a total unit level of transmitting noise by eliminating a high frequency noise caused by a short pin of a locker joint pin and can long extend a life of the chain by smoothly turning a mutual link plate flexed. SOLUTION: In this locker joint pin type silent chain, a locker joint pin 30 is provided with a long pin 31 fitting both ends fixed to a long pin exclusive use hole 21 of a guide plate 20 and a short pin 32 protruding both ends from an outer side surface of a link plate 10 to come into slight contact with an inner side surface of the guide plate 20, so as to reduce a total unit level of transmitting noise by eliminating contact sound caused by the short pin and a collision sound.
Patent JP-2002071225-A (JP)
Title: Refrigerating device
Inventor: TAKEGAMI MASAAKI
IPC: F25B1/00
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To enable lowering of a temperature of a discharge refrigerant as operation of a compressor is continued and secure reliability of a compressor as cooling operation is continued. SOLUTION: A chilling unit (10) is provided with a refrigerant circuit (20), a first circuit (50), a second circuit (60), and a controller (80). The refrigerant circuit (20) is provided with a first evaporator (23) and a second evaporator (24). In the refrigerant circuit, refrigerating cycle is effected, and cooled first and second brine are fed to the utilizing side. Further, the refrigerant circuit (20) is provided with a liquid refrigerant introduction pipe (34) and a third expansion valve (E3). When the discharge refrigerant temperature of a compressor (21) exceeds 110 deg.C, the controller (80) opens the third expansion valve (E3) and a refrigerant is fed to the suction side of the compressor (21) through the liquid refrigerant introduction pipe (34).
Patent JP-2002075654-A (JP)
Title: Organic electroluminescent element
Inventor: HIROSE HIDEKAZU
IPC: H01L51/00
Filed: 2000-08-28
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent element which uses charge transporting polymer having good stability, preservation stability, solubility, and compatibility at emitting of light, has high luminescence intensity, brings out a stable performance even after repeated use, and can be easily manufactured. SOLUTION: In an organic electroluminescent element with one or more organic compound layers pinched between a pair of electrodes consisting of an anode and a cathode at least one of which is transparent or translucent, at least one layer from the organic compound layers includes one or more kinds of charge transporting polyethers consisting of repeated units as a partial structure selected at least one kind from structures expressed in formulae (I-1) and (I-2). In the formulae, Ar expresses a substituted or non-substituted univalent polynuclear aromatic ring or the like having 3 to 10 aromatic ring numbers, X expresses a substituted or non-substituted bivalent aromatic group, T expresses a bivalent straight-chain hydrocarbon group or the like having 1 to 6 carbon numbers, m expresses integers of 1 to 3 and k expresses 0 or 1.
Patent JP-2002073588-A (JP)
Title: Hadamard conversion circuit
Inventor: IWATA ATSUSHI
IPC: H04N19/60
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To provide an Hadamard conversion circuit and a centroid arithmetic circuit, which have a large number of pixels and high resolution. SOLUTION: The circuit is provided with an arithmetic means generating the base of Hadamard conversion and multiplying it by the respective pixel values of a two-dimensional picture. The circuit is provided with a means for operating an Hadamard coefficient with respect to the two-dimensional picture of high resolution by operating an average value on the result by a charge redistribution principle and a control means operating the centroid of an object in the picture at high speed by using the means.
Patent JP-2002068690-A (JP)
Title: Forklift with traverse system
Inventor: YOSHIHARA TOSHIAKI
IPC: B66F9/08
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a forklift with a traverse system having masts located between right and left front wheels, capable of turning the front wheels by 90 deg. and turning forks to a required angle. SOLUTION: A vehicle body 2 is provided with a pair of right and left front wheels 3 and rear wheels 4 turnably by 90 deg.. The masts 6 are longitudinally rotatably fitted via a mast connecting shaft 21 located in the vehicle width direction between the right and left front wheels on the front end side of the vehicle body, and a mast rotating device 8 for longitudinally rotating the masts is provided between the vehicle body side and the masts. When the masts are rotated by the mast rotating device, the lower sections of the masts are moved to the turn noninterference positions of the front wheels. The forks 14 are vertically rotatably fitted to the masts via a fork connecting shaft 24 located in the vehicle width direction, and a fork rotating device 26 for vertically rotating the forks 14 is provided between the masts and the forks.
Patent JP-2002081615-A (JP)
Title: Method for measuring height of pressurized fluidized bed
Inventor: SAKATA TARO
IPC: G01F23/14
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a method which contributes to the stable operation and control of a fluidized bed boiler by accurately and continuously measuring the height of a pressurized fluidized bed from a low-load low-height time to a high-load high-height time. SOLUTION: A plurality of height values of the pressurized fluidized bed is calculated from the combination of the reference differential pressures 51-55 of the fluidized bed which are the differential pressure values measured by means of differential pressure measuring instruments 41-45 provided among pressure gauge seats which are positioned at different positions in the height direction of the fluidized bed or the differences among the measured differential pressure values and the total differential pressure 56 of the fluidized bed which is the differential pressure between one of the pressure gauge seats and a measuring seat which is always above the surface of the fluidized bed. Of the calculated height values, the value at the pressure gauge seat which is the nearest to the surface of the bed among the seats positioned in the bed is selected.  When the minimum value is selected from among the plurality of height values thus obtained, the height value obtained from the reference differential pressure corresponding to the pressure gauge seat which is the nearest to the surface of the bed among the seats poisoned in the bed is automatically selected and the fluidized bed boiler can be operated and controlled stably through the accurate and continuous height measurement.
Patent JP-2002073541-A (JP)
Title: Contents distributing method and contents supply system
Inventor: IHARA KEIGO
IPC: H04L12/911
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To more surely secure the communication path between a distribution server performing contents distribution to a client and the terminal equipment of a contents distributor when performing a live distribution of contents. SOLUTION: In the contents supply system 100, in order to use a streaming server 102 for performing a live distribution, a user PC 106 to be used performs the reservation of a time zone or the like through the Internet 103 to a server use reservation managing center 101. When the reservation is permitted, in the case of transmitting contents from the user PC 106 to the streaming server 102, data are transmitted through a network 108 dedicated to server connection.
Patent JP-2002066682-A (JP)
Title: Heater
Inventor: FUKUCHI RIYOUSUKE
IPC: B21K29/00
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To miniaturize and simplify a heater heating a work up to a specified temperature before application of a lubricant. SOLUTION: Housing chambers 4 for works are provided at every equal distance along the circumferential direction so as to be relatively irrotational with respect to a rotary drum 3. A heating zone in a specified section is provided in the rotary angle from a work-feed position A where works are fed in the housing chambers 4 to a work-discharge position B where the works are discharged from the housing chambers 4. The works housed in the housing chambers 4 are heated up to a specified temperature by the heater while the housing chambers 4 pass through the heating zone by the revolution of the rotary drum 3. The housing chamber 4 has a cross section whose breadthwise length is larger than the height and the housing chambers are radially arranged so that the breadthwise direction coincides with the radial direction of the rotary drum 3.
Patent JP-2002078027-A (JP)
Title: Wireless network system
Inventor: HONMA TSUGURO
IPC: H04W92/08
Filed: 2000-09-05
Abstract: PROBLEM TO BE SOLVED: To provide a wireless network system where a wireless unit relaying wireless communication of system component units can use a storage medium to simply register a unit identification code without any registration mistake. SOLUTION: In the case that a user configures a wireless network, the user connects wireless units 1a-1c respectively to terminals 6a-6c and no unit identification code to identify each wireless unit is yet set to the wireless units 1a-1c at this point of time. Then the user respectively inserts storage media 8a-8c storing unique unit identification codes not duplicate to each other to information read means 7a-7c of the wireless units 1a-1c. Thus, wireless mis-transmission resulting from setting of the same unit identification code to wireless units in the wireless network system can be prevented.
Patent JP-2002083884-A (JP)
Title: Production method for semiconductor memory device
Inventor: MORIYAMA WAKAKO
IPC: H01L29/788
Filed: 2000-09-06
Abstract: PROBLEM TO BE SOLVED: To provide a production method for semiconductor memory device for surely preventing gate electrode short-circuiting. SOLUTION: After a first floating gate electrode material film 4a is formed on a semiconductor wafer 1 through a first gate insulating film 3, an element isolation groove 8 is worked, an element isolation insulating film 10 is embedded in this element isolation groove 8 while being protruded from the surface position of the first floating gate electrode material film 4a, and a second floating gate material film 4b is deposited thereon. After the oxide film of a mask 11 is formed on this second floating gate electrode material film 4b, the second floating gate electrode film 4b is separated by a slit 13 on the element isolation insulating film 10 through etching with this mask 11 as a mask. Afterwards, the residue of the gate electrode material film 4b inside that slit 13 is removed by etching and next treated by washing and afterwards, the mask 11 is removed by etching.
Patent JP-2002084444-A (JP)
Title: Image pickup device
Inventor: YAMANAKA MUTSUHIRO
IPC: G03B7/00
Filed: 2000-09-06
Abstract: PROBLEM TO BE SOLVED: To provide an image pickup device that can photograph an object under a proper photographing condition in the case of photographing a multiplex image on the premises of image composite processing such as blur control processing. SOLUTION: The image pickup device is provided with an image pickup means having an aperture 48 and an image pickup element 3 and with a mode setting means 102 that can set a multiplex image photographing mode in addition to a usual image pickup mode. When the multiplex image photographing mode is set, a photographing condition different from a photographing condition in a usual photographing mode is selected and the image pickup means picks up images under the selected photographing condition.
Patent JP-2002093024-A (JP)
Title: Magnetic disk drive
Inventor: KIMURA YASUO
IPC: G11B19/28
Filed: 2000-09-07
Abstract: PROBLEM TO BE SOLVED: To suppress the power consumption by making the rotational frequency of a disk variable since a conventional power managing mechanism for a magnetic disk stops rotating the disk to suppress the power consumption and needs to unload a head to stop rotating the disk and to solve the problem of power consumption during access to the disk. SOLUTION: The power consumption is reduced by lowering the disk rotational frequency within a range wherein unloading is not necessary.
Patent JP-2002090272-A (JP)
Title: Pretreatment device for electron microscope
Inventor: KAKO MASAO
IPC: G01N1/32
Filed: 2000-09-13
Abstract: PROBLEM TO BE SOLVED: To provide the cleaning treatment method of a sample before it is observed by an electron microscope. SOLUTION: The treatment device comprises a first treatment chamber that consists of the carry-in/carry-out opening of the sample, a first vacuum exhaust vent, and a plasma application opening, a plasma application device that is connected to the plasma application opening, a second treatment chamber that comprises a means for applying a high pressure and a second vacuum exhaust vent, an exhaust means that is connected to the first and second vacuum exhaust vents, a measuring means that allows the first or second vacuum exhaust vent to have a configuration for attaching to or detached from the exhaust means, and measures the degree of vacuum of the first or second treatment chamber for the exhaust of the first or second treatment chamber, a plasma generation section for applying plasma to the first treatment chamber,  a high-voltage generation means for applying a high voltage to the second treatment chamber, a vacuum pump for evacuating the treatment chamber, and a total control section for totally controlling each unit and a control section. In the first vacuum treatment chamber, plasma application treatment is made. In the second vacuum treatment chamber, ion-sputtering treatment is made.
Patent JP-2002088296-A (JP)
Title: Coating resin composition
Inventor: KAGEISHI KAZUJI
IPC: C09D133/00
Filed: 2000-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a coating resin composition having good storage stability and excellent in various coating performances such as curability at a low temperature (80 deg.C or lower), coating appearance, adherence to various base materials, and weatherability, and a product superior in safety when used. SOLUTION: The coating composition contains an acrylic resin (A) obtained by copolymerizing a hydroxylated unsaturated monomer (a), an epoxidized unsaturated monomer (b) and an unsaturated monomer (c) containing an alkoxysilane group, having hydroxyl, epoxy and alkoxysilane groups on the side chain, and having a number-average molecular weight (Mn) of 5,000 to 80,000, an organoalkoxysilane compound (B) having at least one epoxy group and hydrolyzable alkolxysilane group in the molecule, an aluminum chelate compound (C) and a hydrophilic organic solvent (D), wherein the amount of the epoxidized unsaturated monomer (b) remaining unreaeted in the acrylic resin (A) is less than 5,000 ppm.
Patent JP-2002094583-A (JP)
Title: Transmission and reception system for digital communication
Inventor: TODA KOJI
IPC: H04J13/00
Filed: 2000-09-19
Abstract: PROBLEM TO BE SOLVED: To encode a message digital signal to transmit in a digital network and to receive the encoded digital signal. SOLUTION: When the message digital signal is applied to an interdigital electrode 3 for input, a surface acoustic wave is energized to a 1st piezoelectric substrate 2. A 1st electrode group 4 detects the surface acoustic wave as a coded burst signal. An envelope detector 5 detects the coded burst signal as a coded digital signal and outputs the coded burst signal to the digital network. Meanwhile, when a receiving device receives the coded digital signal, an output digital signal corresponding to the message digital signal is detected.
Patent JP-2002096247-A (JP)
Title: Grinding machine
Inventor: ITATSU TAKESHI
IPC: B24B9/00
Filed: 2000-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a grinding machine allowing simplifying of a mechanism for relative moving of a rotary grinding wheel and a work and lengthening of the life of the rotary grinding wheel. SOLUTION: The ring-shaped rotary grinding wheel 19 is integrally and rotatably fixed on a turntable 17 of the grinding machine 12. The inner diameter of the rotary grinding wheel 19 is formed so as to be larger than an external dimension of a wafer 10. A groove 19A for grinding the wafer 10 is annularly formed on an inner peripheral side of the rotary grinding wheel 19. The plurality of the grooves 19A are arranged in parallel on the inner peripheral side of the rotary grinding wheel 19. The cross sectional shape of the groove 19A is formed so that the width of the opening side may be larger than thickness of the wafer 10 and so that the width on the deepest part side may be narrower than thickness of the wafer 10.  As a result, the relative moving of the wafer 10 for chamfering an outer peripheral part of the wafer 10 and the rotary grinding wheel 19 is simplified and the life of the rotary grinding wheel 19 can be lengthened.
Patent JP-2002089776-A (JP)
Title: Piping structure
Inventor: MASUDA TAKASHI
IPC: F16L55/04
Filed: 2000-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a piping structure capable of preventing a water hammer in a pipe by providing an air sump in the line. SOLUTION: In this piping structure, the water hammer produced in the line 10 is absorbed by the opening and closing of a stop valve 12 installed in the line 10. A rise pipe 11 with the upper end 11 thereof clogged is connected to a part of the line 10, and an air layer formed in the rise pipe 11 is open to the inside of the line 10.
Patent JP-2002090797-A (JP)
Title: Light quantity adjusting device, lens device, and image pickup device
Inventor: MIYAGAWA MASAE
IPC: G03B9/02
Filed: 2000-09-19
Abstract: PROBLEM TO BE SOLVED: To solve the problem that resolution decreases due to a shift in the position of an image formation plane caused because of the thickness and refractive index of an ND filter right before the filter covers a light passage opening S completely. SOLUTION: This light quantity adjusting device has a dimming filter 14 provided to a light-shield blade 131c or 131d varying the opening area of the light passage opening S through opening/closing operation, and this dimming filter has a main filter part 14a which has light transmissivity corresponding to dimming effect that this dimming filter needs to have and a non-filter part which has opening/closing-directional with H needed to completely cover the opening area S' of the light passage opening more on the tip side than the area covered with the main filter part in the closing direction and also has constant light transmissivity nearly without dimming effect and is substantially equal in optical-axis-directional thickness and refractive index to the main filter part.
Patent JP-2001137227-A (JP)
Title: Method and apparatus for efficient data collection for use in ct scanner
Inventor: PAN TIN SU
IPC: A61B6/03
Filed: 2000-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a method and apparatus for generating images of an object by use of a multi-slice type CT image generating system including a source of X-rays, a detector array, and a data collection system connected to the detector array and having a smaller number of data collection input channels than the total number of detector cells in the detector array. SOLUTION: In this method, the object is positioned between the source of X-rays and the detector array and an X-ray beam 16 is projected toward the object. The connection between the selected detector cell and data collection input channel is selectively changed so that the number of image slices received by the data collection system increases. In the apparatus, a multiplexor array 102 connected between the detector 18 and the input processor 72 of the data collection system is provided for selectively changing the connection.