baber/WOPTO huggingface dataset:
Patent JP-2002272144-A (JP)
Title: Electrostatic actuator and ink jet head
Inventor: TANAKA MAKOTO
IPC: B41J2/045
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an electrostatic actuator and an ink jet head, which are capable of rejecting defective actuators and reducing characteristic variation by setting an optimum circuit correction value and improving the yield. SOLUTION: This electrostatic actuator includes a sealed hollow space 20 with one of its wall surfaces being constituted of a vibration plate 10 serving as a movable section and the same membrane 10m, where preferably, the fixed end width of the membrane 10m is specified as the width of the sealed hollow space 20. In is also preferable that the vibration plate and/or a casing which forms the vibration plate be formed from a surface oriented silicon substrate. Furthermore, it is preferable that '1' with different membrane fixed end width or a plurality of sealed hollow space be established.
Patent JP-2002270971-A (JP)
Title: Nitride semiconductor element
Inventor: NAGAHAMA SHINICHI
IPC: H01S5/323
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a nitride semiconductor element having a structure of an active layer of an In-containing nitride semiconductor sandwiched between p- and n-type clad layers, especially, a threshold current reducing structure of a device emitting light at a wavelength of 450 nm or higher. SOLUTION: The semiconductor element comprises second nitride semiconductor layers 31 containing no In between an active layer 12 and an n-type clad layer 25 and between a p-type clad layer 30 and the active layer 12 and first In-containing nitride semiconductor layers 32 between the first nitride semiconductor layers and the active layer, and the active layer composed of quantum wells has two well layers.
Patent JP-2002270079-A (JP)
Title: Circuit breaker with external attachment
Inventor: KANEKO SHOZO
IPC: H01H73/06
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a circuit breaker with external attachment allowing an external attachment to be easily installed. SOLUTION: A prismatic hole 7 and a cylindrical hole 8 are formed in the surface of the case 5 of a circuit breaker 1, a mounting block 3 having a cylindrical leg 12 and a pair of plate like legs 13 is fitted to the external attachment 2, and the cylindrical leg 12 and the plate like legs 13 are inserted into the cylindrical hole 8 and the prismatic hole 7, respectively. An engagement projection 14 provided on the outside of the pair of plate like legs 13 is engaged with the engagement edge 20 of the prismatic hole 7, and the lock leg 16 of a lock lever 4 is provided in a clearance between the pair of plate like legs 13 so that the leg parts are not deformed.
Patent JP-2002267129-A (JP)
Title: Method for gasifying and melting waste
Inventor: SUDO MASAHIRO
IPC: F23G5/24
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for gasifying and melting a waste capable of largely reducing an amount of a chemical to be added to treat an insolubilization of a fly ash. SOLUTION: The method for gasifying and melting the waste comprises the steps of thermally decomposing the waste to gasify, melting its residue, and exhausting the molten residue. The method further comprises the steps of charging the waste, cokes, a substance containing a sulfate or the substance containing the sulfate and lime in a waste gasifying melting furnace 10, and blowing an oxygen-containing gas in a lower part 12 in the furnace in which these charged materials are deposited to gasify and melt the waste.
Patent JP-2001294876-A (JP)
Title: Mixture of carboxylic acid, its derivative and hydroxyl group-containing polymer, and method for using the same in improvement of lubricating effect of oil
Inventor: KRULL MATTHIAS
IPC: C10L1/192
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To obtain an additive capable of improving cold fluidity and lubricity of a fuel oil and effective even by addition thereof in a small amount. SOLUTION: This additive comprises (A) 10-95 wt.% of one or more kinds of oil-soluble amphiphilic media represented by general formula (1) and/or general formula (2) R1-X-R2 (2) [R1 is a 1-50C alkyl, a 1-50C alkenyl, a 1-50C hydroxyalkyl or an aromatic residue; X is NH, NR3, O or S; y is 1-4; and R2 is H or OH and a 2-10C alkyl residue] and (B) 5-90 wt.% of one or more kinds of copolymers comprising (B1) 5-80 mol% of a structural unit derived from an olefinically unsaturated compound having >=1 free hydroxyl groups and (B2) 20-95 mol% of a structural unit derived from an olefinically unsaturated compound having a >=6C hydrocarbon group. The copolymers have 500-100,000 g/mol average molecular weight Mw and 10-350 mg (KOH)/g OH value.
Patent JP-2002263808-A (JP)
Title: Method for cleaning molten steel in tundish
Inventor: SASAI KATSUHIRO
IPC: B22D1/00
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a method with which oxygen concentration in a tundish can quickly and efficiently be reduced in order to prevent air-oxidation to molten steel in the tundish, which is a main cause for lowering of cleanliness in the molten steel. SOLUTION: In this method for cleaning the molten steel in the tundish, in a continuous casting of the steel, an Mg alloy is added into the tundish before pouring the molten steel into the tundish.
Patent JP-2002265715-A (JP)
Title: Resin composition for automotive door grommet and automotive door grommet
Inventor: KASHIWAGI SHOTARO
IPC: C08K3/00
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To obtain a resin composition for automotive door grommets which is rich in recycling properties and excels in product performances such as injection moldability, strength and flexibility. SOLUTION: The resin composition comprises (a) 100 pts.wt. olefinic copolymer rubber, (b) 10-100 pts.wt. olefinic resin, and (c) 12-200 pts.wt. hydrocarbon based rubber softening agent, and has a JIS hardness A according to JIS-K6253 of 30-75.
Patent JP-2002281188-A (JP)
Title: Multifunction machine
Inventor: ITSUPONYARI TADANORI
IPC: G03G21/00
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a multifunction machine which can maintain handleability and also can increase energy-saving efficiency, when it is used as a fax machine. SOLUTION: A first temperature for use in the recording operation of a fixing unit 111 and a second temperature lower than the first temperature are prepared for temperatures of the fixing unit 111, so that when a copy function is selected in a multifunction machine 100, the first temperature is set as the temperature of the fixing unit 111, while when a FAX function is selected, the second temperature is correspondingly set in conjunction with the temperature of the fixing unit 111.
Patent JP-2002280171-A (JP)
Title: Organic electroluminescent element and its manufacturing method
Inventor: KITANI KOJI
IPC: H05B33/26
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent (EL) element having good luminous efficiency and a long service life. SOLUTION: An electrode of this organic EL element is formed as one having small surface roughness and low resistivity by an RF-DC combination type magnetron spattering method or a spatter beam deposition method, so that the organic EL element without generating a leak current or the like can be provided.
Patent JP-2002279787-A (JP)
Title: Non-volatile semiconductor memory
Inventor: YAMAZOE TAKANORI
IPC: G11C16/04
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that read and write cycles of a memory cell takes double time when a memory cell in which two bits/cell is stored is used and to provide a peripheral control circuit having memory array constitution in which area can be reduced. SOLUTION: Each memory is connected through a common bit line in which two cells are a drain or a source, and a memory array is constituted by arranging a plurality of unit memory arrays of this two cells. And write or read can be performed by simultaneous one time access for a plurality of bites by replacing bit arrangement of a memory cell array by a write method or a read method. Also, operation speed is increased by providing a sensor amplifier which is not pre-charged as further increasing read speed.
Patent JP-2002281331-A (JP)
Title: Image processor and image processing method
Inventor: NAKAMURA HARUHIKO
IPC: G06T7/60
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To extract the edge of an object in a full-color image at high speed and to further make the image after processing into the one like written by a pencil. SOLUTION: This image processor is provided with a means to extract pieces of data of R and G of an A point to be a standard pixel, a B point under the A point and a C point as a pixel diagonally under the A point, a means to calculate an added value A by adding an absolute value of difference between R data of the A point and R data of the B point to an absolute value of difference between R data of the A point and R data of the C point from the extracted pieces of data of R and G of the A, B, C points, a means to calculate an added value B by adding an absolute value of difference between G data of the A point and G data of the B point to an absolute value of difference between G data of the A point and G data of the C point,  a means to subtract a result obtained by adding the added value A to the added value B from 255 as a MAX value of the RGB data and a means to set the RGB data of the A point as the standard pixel based on a calculation result N by the means to subtract the result.
Patent JP-2002278210-A (JP)
Title: Image forming device
Inventor: OKAMOTO KEIJI
IPC: G03G15/08
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device by which the color mixture of toner is prevented. SOLUTION: In a color printer l which is provided with developing devices 21 and 23 to develop the electrostatic latent image of photoreceptors 17 and 19 by any of developing units 21B, 21C, 27M and 27Y respectively having the toner of different colors as a toner image and a powder transferring device 29 separately provided from the developing devices 21 and 23 and to replenish the toner of a color corresponding to each developing unit and in which the powder transferring device 29 is provided with tubes 33, 35, 37 and 39 having nozzles 33a, 35a, 37a and 39a connected with the aperture parts 41, 43, 45 and 47 of respective developing units and the toner is replenished to each developing unit by passing through each tube, the aperture parts of the respective developing units are arranged on the same straight line,  and the supply port parts of respective passage members are provided so as to be turnable at a connection position at which they are connected with the aperture parts of the respective developing units and a separating position at which they are separated from the connection position and are turned by centering an axial line R in parallel with the same straight line M connecting respective aperture parts.
Patent JP-2002275572-A (JP)
Title: Metal powder compacting stock, recompression compact body thereof, sintered compact obtained from compression compact body and production method therefor
Inventor: IIJIMA MITSUMASA
IPC: B22F3/035
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a metal powder compacting stock which has excellent deformability, and is suitable for obtaining machine parts having high mechanical strength by sintered metal, a recompression compact body of the metal powder compacting stock, a sintered compact obtained from the recompression compact body, and a production method therefor. SOLUTION: In a preliminary compacting stage 1, metal powder 7 obtained by mixing metal powder 7a essentially consisting of iron with graphite 7b of 0.1 to <0.3% is subjected to compacting to form a preliminary compact 8 having a density of >=7.3 g/cm<3> . In a temporary sintering stage 2, the preliminary compact 8 is temporarily sintered at a prescribed temperature to form a metal powder compact stock 9 having a structure in a state where graphite remains in the boundaries of the metal powder. In a recompression stage 3, the metal powder compact stock 8 is subjected to recompression compacting to obtain a recompression compact body 10. In a resintering stage 4, the recompression compact body 10 is resintered to obtain a sintered compact 11. In a heat treatment stage 5, the sintered compact 11 is subjected to heat treatment to obtain the heat-treated sintered compact 11.
Patent JP-2002277363-A (JP)
Title: Method of surface treatment, and method of preparing sample for electron microscope
Inventor: INOUE KUNIHIRO
IPC: B23K15/00
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To inexpensively remove at low energy a damage layer generated in a cut end face after working by a converged ion beam. SOLUTION: A thin piece sample 30 cut-worked by a converged ion beam working method is heated to a boiling point of a hydrofluoric acid solution 51 or more. The atomized hydrofluoric acid solution 51 is emitted from an atomizer 44 into a sealed container 41. Hydrogen fluoride gas 52 is injected from a gas supply pipe 45. Since a catalyst 46 is heated to the boiling point of the hydrofluoric acid solution 51 or more, the hydrofluoric acid in the solution 51 contacting with the catalyst 46 is cloven to generate a fluorine radical. The radical plasma-etches the damage layer generated on the cut surface of the thin piece sample 30 by the convereged ion beam working.
Patent JP-2002275434-A (JP)
Title: Copper-cladding sheet with adhesive
Inventor: KOBAYASHI SADAYUKI
IPC: C09J177/00
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive copper-cladding sheet with adhesive high in adhesivity to copper foil and suitable for use in flexible printed wiring boards. SOLUTION: This sheet with adhesive is such that at least one side of an organic insulating sheet is laminated with a copper-cladding adhesive layer; wherein the organic insulating sheet is characterized by comprising a thermoplastic resin including at least one kind selected from (A-1) a noncrystalline polyester and (A-2) an aromatic polycarbonate.
Patent JP-2002273833-A (JP)
Title: Laminated sheet
Inventor: CHIKAMORI SEISHI
IPC: C08L75/04
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that the heat of the earth cannot be utilized and time (3 hr or more) is required in melting snow because there is no heat insulating effect in a heat insulating sheet comprising a nonwoven sheet alone. SOLUTION: The laminated sheet 1 consists of a sheetlike polyethylene foam 2 as one embodiment of a crosslinked polyethylene foam, the sheetlike nonwoven fabric 3 formed on the undersurface of the polyethylene foam 2 and the polyester film 4 formed on the upper surface of the polyethylene foam 2. A substance emitting far infrared rays is mixed with the polyethylene foam 2. The nonwoven fabric 3 has a reinforcing protective function of the polyethylene foam 2 and comprises a polypropylene nonwoven fabric. The polyester film 4 has a function of the surface protection and heat reflection of the polyethylene foam 2.  Since the laminated sheet 1 can emit far infrared rays, it can melt snow in a short time (about 2 hr) as compared with a conventional sheet when it is used for melting snow and, since the laminated sheet has large heat insulating effect, it can be used for a shoe sole, a tile carpet and many kinds of other uses.
Patent JP-2002273781-A (JP)
Title: Melt extrusion molding method for polyethylene resin composition
Inventor: CHIKANARI KENZO
IPC: B29C48/92
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a melt extrusion molding method for a polyethylene resin composition which controls the generation of 'gum' on a die extrusion surface and can maintain various physical properties of an obtained molding, especially transparency, on a practical level. SOLUTION: In the method, the polyethylene resin composition comprising a specified ethylene-α-olefin copolymer whose melt flow rate is within a constant range, whose density is within a specified range, whose composition distribution variation coefficient is within a specified range, in which the weight ratio and density of its cold xylene soluble part are in a specified relationship, and whose weight ratio is within a constant range and low density polyethylene whose melt flow rate is within a constant range, whose density is within a specified range, whose swell ratio is within a specified range, whose weight ratio is within a constant range, and which is obtained by a high pressure radical polymerization method is melt extrusion-molded with a shear rate in die outlet set in conditions within a specified range.
Patent JP-2002273709-A (JP)
Title: Method for manufacturing container made of sheath of bamboo sprout
Inventor: MIZUTA ARAO
IPC: B27J1/00
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To obtain a container capable of being treated as a combustible refuse or buried waste refuse after its use and not connected with the exhaustion of global resources by using a sheath of a bamboo sprout of a very fast growth as a material of the container. SOLUTION: A method for manufacturing the container made of the sheath of the bamboo sprout comprises; 1. a step of cleaning the sheath of the bamboo sprout, dipping in a water tank or the like and removing a lye; 2. a step of washing the sheath, and then drying the sheath; 3. a step of forming a curved shape of the sheath in a flat shape; 4. a cutting step of cutting the sheath formed in the flat shape to a shape of a suitable sizes; 5. a step of superposing several sheaths by alternatively setting vein directions of the sheaths via an animal/plant and/or inorganic adhesives to form a thick plate-like material; and 6. a step of pressing the plate-like material, and forming the material in a shape of a part of the container such as a lunch box, a tray or the like or a part of the container.
Patent JP-2002284861-A (JP)
Title: Latent curing agent composition for use in one liquid epoxy resin composition and one liquid epoxy resin composition
Inventor: YASUDA NAOKI
IPC: C08G59/68
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a one liquid epoxy resin composition which has excellent storage stability and rapid cold curing ability and can provide a cured product with excellent performances; and a latent curing agent composition which can be used in the one liquid epoxy resin composition. SOLUTION: The latent curing agent composition for use in the one liquid epoxy resin composition comprises a carix (n+m+l) arene represented by formula (1) (wherein the symbols are each the same as described in the specification) and an epoxy resin-curing agent having a boiling point of 100 deg.C or more. The one liquid epoxy resin composition comprises an epoxy resin and the latent curing agent composition.
Patent JP-2002274375-A (JP)
Title: Train detector
Inventor: MIURA MASASHI
IPC: G01V3/10
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a train detector using a reduced number of cables while minimizing the number of equipment at site. SOLUTION: One of frequency signals oscillated from self-oscillating parts 2a and 2b connected to loop coils L1 and L2 installed at different positions on a rail R is outputted to an amplifying part 6 in the state of an original frequency, and the other is outputted to the amplifying part 6 in a divided state. The frequency signal divided for each frequency band is transmitted to a receiving part 7 via one signal cable K3 after being superimposed and amplified by the amplifying part 6. The receiving part 7 outputs one of the undivided frequency signals after dividing the received frequency signal for each frequency band, and the other not divided into a frequency multiplying part 9. A low frequency part 9 multiplies the inputted frequency signal, recovers it to the frequency signal oscillated from the self-oscillating part 2b, and outputs it to a frequency measuring part 3b.
Patent JP-2002284943-A (JP)
Title: Rubber composition for reducing fogging
Inventor: KURIMOTO HIDEKAZU
IPC: C08L91/00
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a rubber composition which can achieve physical properties required for headlamps, fog lamps and the like for automobiles and can reduce fogging when used. SOLUTION: This rubber composition capable of reducing fogging comprises EPDM (ethylene-propylene-diene) rubber having a mol.wt. distribution (Mw/Mn) of 1 to 3.5 and a softening agent containing components having mol.wts. of <=600 in a rate of <=20%.
Patent JP-2002290702-A (JP)
Title: Image reader and image communication device
Inventor: FUKUSHIMA TAKAYUKI
IPC: G06T7/60
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To compose an image reader capable of not only reading images by simple procedures but also performing image processing as required, having neither a display nor a final control element to be used to specify for the image processing. SOLUTION: This image reading device is provided with a document reading element 2 for reading a document, a document area distinguishing element 4 for distinguishing document area from out-of-document area located around the document after analyzing the image obtained by the reading element 2, a position-indicator recognizing element 5 for recognizing where a position indicator is placed around the document after analyzing the out-of-document image obtained by the document area distinguishing element 4, and an image processing element 6 for performing the image processing prescribed in advance according to the position of the position-indicator obtained by the position- indicator recognizing element 5.  The image processing element, in particular, performs the image processing to extract the image in the area specified based on where the position indicator is placed, or the image processing to rotate the image to a designated direction based on where the position indicator is placed.
Patent JP-2002284758-A (JP)
Title: Method of producing amino compound by use of salen manganese complex as a catalyst
Inventor: KATSUKI TSUTOMU
IPC: C07C311/20
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a method of producing optically active amino compound by enantioselectively aminating the C-H bond in organic compound. SOLUTION: A optically active salen manganese complex is used as a reaction catalyst to convert a C-H bond on the allyl position in an alkene or a C-H bond on the benzyl position in an alkylarene to a C-N bond by using an N-substituted iminoaryliodinane as an aminating reagent. Excellent catalytic activity and enantioselectivity are attained, when the optically active salen manganese complex is used as a catalyst in which the 3 and 5 positions of the salicylaldehyde region in the salen ligand are substituted with electron attractive groups, especially halogen atoms.
Patent JP-2002282171-A (JP)
Title: Toilet bowl and toilet
Inventor: HIROFUJI AKITO
IPC: A47K13/24
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a toilet bowl which can be turned, capable of easily being installed at a low cost and a toilet attached with this toilet bowl. SOLUTION: In the toilet bowl 1 provided with a main body 10 of the toilet bowl and a toilet seat 3, a toilet seat holding stand 6 for supporting the toilet seat 3 is provided between the main body 10 of toilet bowl and the toilet seat 3, and the toilet seat 3 can be turned along an upper surface 6c of the toilet bowl holding stand 6. The toilet seat holding stand 6 is provided with an almost arcuate guide groove 7 for guiding the turning direction of the toilet seat 3, and the toilet seat 3 is provided with engage parts 4 and 4 with the guide groove 7. In each of engage parts 4, a head part 4a is larger than a supporting part 4b and in the guide groove 7, the cross section is formed into inverted T so that the engage parts 4 and 4 can not be disengaged.  Further, the guide groove 7 is provided with notches 7a and 7b so that the head parts 4a and 4a of the engage parts 4 and 4 can be detached.