baber/WOPTO huggingface dataset:
Patent JP-2003281837-A (JP)
Title: Rotating mechanism and disk drive
Inventor: SATO TAKASHI
IPC: G11B7/085
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotating mechanism capable of making the rotation resistance of rotating member to a chassis main body relatively large and to provide a disk drive.  <P>SOLUTION: A guide shaft height adjustment mechanism with the rotating mechanism applied has a rotatable adjustment member 81 formed by outsert molding at the position of a hole part 431 of the plate-like chassis main body 43 made of a metal material. At the part of the chassis main body 43 brought into contact with the adjustment member 81, a plurality of small recessed holes 432 are formed. The recessed parts 432 are formed by applying fabrication to the chassis main body 43. At the part of the adjustment member 81 brought into contact with the chassis main body 43, a plurality of small projecting parts 818 are formed. The projecting parts 818 are formed by injecting a resin material into the recessed parts 432 when the adjustment member 81 is formed by outsert molding.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003282420-A (JP)
Title: Method and device for exposure
Inventor: INE HIDEKI
IPC: G03F9/00
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and device for exposure which enables superior focus correction in terms of the flatness of a wafer surface without causing reduction in throughput.  <P>SOLUTION: The method for exposing a pattern which is formed on a reticle to an object to be treated comprises a step for measuring and storing the flatness of the object to be treated, a step for measuring a plurality of positions in the object to be treated, and a step for controlling at least either the position or the inclination of the object to be treated on the basis of flatness information obtained in the flatness measuring step and positional information obtained in the position measuring step.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003286284-A (JP)
Title: Method for producing pyridine compound
Inventor: KOMORI TAKESHI
IPC: C07B61/00
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a 2-alkoxypyridine compound expressed by formula (3).  <P>SOLUTION: The pyridine compound expressed by formula (3) (wherein R<SP>1</SP>expresses a halogen or nitro; R<SP>2</SP>expresses H or a halogen; R<SP>3</SP>expresses a lower alkoxy) is produced by reacting a pyridone compound expressed by formula (1) with a diazoacetic acid ester compound expressed by formula (2): N<SB>2</SB>CHCOR<SP>3</SP>, in the presence of an acid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003288853-A (JP)
Title: X-ray device
Inventor: KOBAYASHI NORIYASU
IPC: H01J35/08
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an X-ray device that generates uniform X-rays having a large cross section area and that is highly efficient and of small size and, further, is capable of rapid pulse operation and large dosage.  <P>SOLUTION: The X-ray device comprises a negative electrode 1 that releases electrons uniformly from a plane, a positive electrode 2 that is arranged opposed to this negative electrode 1 and releases X-rays uniformly from the plane as the above electrons crash against it, and a vacuum container 3 that has an aperture 4 for taking out the X-rays and houses the negative electrode 1 and the positive electrode 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003288790-A (JP)
Title: Semiconductor memory device
Inventor: KANDA KAZUE
IPC: G11C16/02
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor memory device with small space and capable of preventing the occurrence of error write.  <P>SOLUTION: The semiconductor memory device has at least one memory cell capable of read/write/erase, a bit line to control this memory cell, a word line to perform input/output of data to/from the memory cell, a selection gate connected with between the memory cell and the bit line, and a voltage generation circuit which applies a lower voltage VREADw than the highest voltage of the word line at read time to the gate of the memory cell when a higher voltage than a first power source voltage is applied to a gate voltage of the selection gate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297892-A (JP)
Title: Method of determining process parameter for semiconductor device and method of manufacturing semiconductor device using the same
Inventor: KOIKE ATSUYOSHI
IPC: H01L21/822
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technology that suppresses an increase in the development cost of a semiconductor device by reducing the number of semiconductor wafers needed to set proper values of a plurality of process parameters in a stage of the prototype and development of the semiconductor device.  <P>SOLUTION: A plurality of process parameters that influence device characteristics of a semiconductor element are selected, and the semiconductor element is formed by severally changing each value of the process parameters using are piece of the semiconductor wafer. By analyzing relations between device characteristics of the semiconductor elements formed on the wafer and the respective process parameters, proper values of the respective process parameters are determined.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003288330-A (JP)
Title: Schedule management device, schedule management program, schedule management system
Inventor: FUJISAWA KAZUO
IPC: G06F3/0482
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To set and manage a schedule very simply and definitely in a schedule management device for managing schedule.  <P>SOLUTION: When a repetitive schedule is set, each date having a schedule displayed on a calendar image plane G1 for schedule input is appointed by directly touching it, and all the dates can be easily set by appointing them in a lump no matter how dates are set on a repetitive schedule irrespective of regularity of the repetition. When the repetitive schedule is displayed/checked, it is displayed as a monthly or semiannual date-listed calendar with all the set dates on the repetitive schedule being colored and added thereto as schedule marks, and therefore, the whole of the repetitive schedule becomes very easily viewable and can be simply checked.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003293402-A (JP)
Title: Cast iron-made water collecting pipe
Inventor: YOSHIDA YOSHINORI
IPC: E03B3/14
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cast iron-made water collecting pipe, enabling prevention of multiplication of rust in a sump to keep collecting capability by mounting a rust-proof sleeve in the sump.  <P>SOLUTION: In fitting the rust-proof sleeve 5, a projecting part 8 of the rust-proof sleeve 5 is abutted to the sump 4 of the cast iron-made water collecting pipe 1, and pushed into the sump 4. The outward projecting part 8 of the rust-proof sleeve 5 is reduced in diameter and simultaneously set into the sump 4 by push-in force through the action of the tapered projecting part 9. When the sleeve is further pushed in, the outward projecting part 8 is put out of the sump 4 of the cast iron pipe 1 and released from the sump 4 to be restored to the initial state. Thus, the outward projecting part 8 is engaged with the cast iron pipe 1, whereby even if rust is generated in the inner peripheral surface of the sump 4, the bore diameter of the sump 4 can be ensured.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297421-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: TAKEHARA MASAHIRO
IPC: H01M4/587
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery that exhibits excellent charge/discharge efficiency and storage characteristic even at high temperatures.  <P>SOLUTION: The nonaqueous electrolyte secondary battery has at least a negative electrode including different element materials capable of storing and releasing lithium, a positive electrode including a metal oxide material capable of storing and releasing lithium, and an electrolyte in which a lithium salt is dissolved in an nonaqeuous solvent, wherein the nonaqueous solvent contains, in the electrolyte, 0.01 to 10 wt.% of a compound of general formula (1) as shown below. (In the formula, n is an integer equal to or more than three; R<SB>1</SB>and R<SB>2</SB>are each an alkyl in which a part or all of the hydrogen atoms thereof are substituted by fluorine atoms; and R<SB>3</SB>are each independently a hydrogen atom, an alkyl group, an ether group, a carboxylic acid ester group, a carbonic acid ester group or a halogen atom).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291020-A (JP)
Title: Throwaway type drill
Inventor: TAKIGUCHI MASAHARU
IPC: B23B51/00
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a throwaway type drill allowing rigid fixing of a cutting head part, while preventing damage.  <P>SOLUTION: The cutting head part 5 comprises an axially protruding shaft part 15 and a pair of key parts 18 formed over a portion from peripheral surface to the base end of the shaft part 15 to the outer peripheral surface. The tool body 2 comprises a receiving part 22 engaging with the shaft part 15 and a pair of key grooves 24 engaging with the respective key parts 18. The cutting head part 5 is fixed on the tool body 2 by fastening a fastening bolt 30 penetrating a slit 26 of the tool body 2 with engaging the shaft part 15 and the receiving part 22 with the respective key parts 18 engaged with the respective key grooves 24.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003292352-A (JP)
Title: Porous building material and production method therefor
Inventor: KITAMURA TATSUO
IPC: B29C43/18
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a porous building material combinedly having thinness and strength and furthermore having beauty, and a production method therefor.  <P>SOLUTION: The porous building material 2 is a plate shape molding which contains an aggregate comprising a crushed stone or a fine stone and whose thickness is 2.5-15 mm, whose specific strength by steel ball dropping is 2-50 and whose apparent specific gravity is 1.2-2.2. The aggregate particles which constitute the aggregate are adhered to each other by a resin adhering agent and whose mean particle diameter is 0.5-6 mm and the content of the resin adhering agent per the aggregate is 3-15 wt.%. The method for producing the porous building material 2 comprises a step to heat a mixture of the aggregate with the resin adhereing agent with pressure while the mixture is sandwiched between a pair of pressurized faces and a fixed distance between the faces is kept.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291443-A (JP)
Title: Media arranging unit, recorder, control method of media arranging unit, control program and recording medium
Inventor: MITSUYA TOSHIYUKI
IPC: B41J13/00
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To suppress occurrence of miss print and paper jam by detecting the arranging state of media.  <P>SOLUTION: A controller 41 controls a carrying motor and a drive wheel train section 44 and makes a decision whether media are in an arranged state or not under a state where the media are carried sequentially or reversely. When a decision is made that the media are in an arranged state based on an arrangement detection signal SL being delivered from an arrangement sensor 31 at the time of sequential feeding of media, the controller 41 controls the carrying motor and the drive wheel train section 44 to perform sequential feeding in order to abut the forward end of the media against an arranging shutter 33. Subsequently, the controller 41 drives a first carry roller 21 and a second carry roller 22 to perform reverse carriage of the media and determines that the media are arranged when a decision is made again that the media are arranged based on the arrangement detection signal SL delivered from the arrangement sensor 31.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003055842-A (JP)
Title: Zirconia-containing inorganic fiber and method for producing the same
Inventor: YAMAOKA HIROYUKI
IPC: B01D53/94
Filed: 2002-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a zirconia-containing inorganic fiber having excellent alkali resistance, oxidation resistance, catalytic function and/or catalyst supporting function and high strength and provide a method for producing the fiber. SOLUTION: The core part of the fiber supporting the mechanical properties of the fiber is composed of a 1st phase composed mainly of silica or silicon carbide and the surface layer or its vicinity supporting various functions of the fiber is composed of a 2nd phase consisting of zirconia. The ratio of Zr gradually increases toward the surface layer of the fiber.
Patent JP-2003294418-A (JP)
Title: Evaluation apparatus and evaluation method for minute cycle structure
Inventor: TAKAHASHI TOMOTAKA
IPC: G02B5/18
Filed: 2002-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lattice cycle measuring instrument capable of accurately measuring the lattice cycle of a diffraction lattice having a fine cycle structure over a wide range in a short time.  <P>SOLUTION: Measuring light is projected on the diffraction lattice G of a measuring object at a Littrow angle θ by a projection optical system 2. The matter light Lg subjected to Littrow diffraction by a diffraction lattice G and the reference light formed by a reference light forming system 3 for evaluating the minute cycle structure are synthesized by a polarizing beam splitter 7 to form an interference fringe on a screen 6a. The state of the diffraction lattice G is evaluated on the basis of this interference fringe. The reflected light Lo of the diffraction lattice G of measuring light is allowed to interfere with the reference light branched by a half mirror 26, and an interference fringe is formed on a screen 7a. The surface shape of the substrate of the diffraction lattice G is evaluated on the basis of this interference fringe.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003305345-A (JP)
Title: Separation film laminate and component using the same
Inventor: SAIJO KINJI
IPC: B01J19/08
Filed: 2002-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a separation film laminate which is designed to remove or reduce bad influence such as formation of an alloy layer between a support and a separation film and so is formed by lamination of the separation film and the support which are made through lamination of a separation layer on a transmissive layer, and also to provide a component using the separation film laminate.  <P>SOLUTION: The separation film laminate 12 is formed by lamination of the separation film 10 made through lamination of the separation layer 28 on the transmissive layer 22, and the support 26. The respective joint faces of the separation film 10 and the support 26 are subjected to activation treatment, and then are superposed upon each other with the activated faces facing each other, thus forming the separation film laminate 12. An opened joining member 30 is formed by etching of the support of the separation film laminate 12, and is used as a component for the separation film. A laminated meshed plate or a laminated base is used as a separation film unit 32 which is applied to a hydrogen separation device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003309089-A (JP)
Title: Polishing device and substrate treating device
Inventor: WAKABAYASHI SATOSHI
IPC: H01L21/304
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polishing device which can be intended to reduce the space for the device and further effectively treats and transports an object to be polished and enhance the throughput.  <P>SOLUTION: In the polishing device equipped with a plurality of polishing units 30A to 30D, each polishing unit is provided with a moving mechanism for moving top rings 301A to 301D between a polishing location on a polishing plane and a transfer location of a wafer; with linear transporters 5, 6 for transporting the wafer between a plurality of transportation locations TP1 to TP7 containing the transfer location of the wafer; and with pushers 33, 34, 37, 38 for transferring the wafer between the linear transporters 5, 6 and the top rings 301A to 301D, at transportation locations TP2, TP3, TP6, TP7 serving as the transfer location of the wafer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314363-A (JP)
Title: Metal gasket
Inventor: SUGAWARA REI
IPC: F16J15/08
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To secure a favorable sealing performance, even when a cylinder head and a cylinder block are largely deformed by the heat of an engine.  <P>SOLUTION: This metal gasket 10 interposes into joint surfaces between the cylinder head and the cylinder block to fasten them by a fastening bolt so as to seal the interval between the joint surfaces. This gasket is provided with a stack part 17 stacking, at least, two metal plates 11a and 11b having different thermal expansion coefficients in the plate thickness direction and is so constituted as to deform the stack part 17 in the plate thickness direction by the heat of the engine using the difference in the thermal expansion coefficients of the respective metal plates 11a and 11b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003306459-A (JP)
Title: Method for chlorinating 1,3-propanediol
Inventor: ITO NAOKAZU
IPC: C07C29/62
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an industrially advantageous method for chlorinating a 1,3-propanediol of the formula(1) with hydrogen chloride in high yield.  <P>SOLUTION: The method for chlorinating the 1,3-propanediol of formula(1) [wherein, R<SP>1</SP>and R<SP>2</SP>are each H or an optionally branched (substituted) 1-8 aliphatic hydrocarbon group or joined together to form an optionally branched bivalent 2-8C aliphatic hydrocarbon group] comprises introducing an effluent gas from a chlorination reaction liquid into a rectifier and returning the resultant condensate via the rectifier to a reaction vessel to keep useful components including the product and raw materials within the reaction system. By this method, the useful components, together with hydrochloric acid, can be kept from leaking out of the reaction system, thus enabling the chlorination of the 1,3-propanediol with the hydrogen chloride to be carried out in high yield.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003312492-A (JP)
Title: Initial adjusting method for motor-driven power steering gear
Inventor: TAKAGI MASANORI
IPC: H02P6/28
Filed: 2002-04-22
Abstract: <P>PROBLEM TO BE SOLVED: To accurately find a motor current based on a learnt value by learning an offset value of a current sensor under the condition where a magnetic substance is demagnetized, in start-up of a vehicle.  <P>SOLUTION: In this initial adjusting method in a motor-driven power steering device provided with an electric motor 19 for applying auxiliary torque to a steering system, a control means 22, and current detecting means 114, 115 for detecting currents flowing in current passages 121, 122, 123, the motor 19 comprises a multi-phase brushless motor, each of the current detecting means 114, 115 is provided with an offset value storage means 208 for storing the offset value of a detected value detected under the condition where no current flows in the current passages 121, 123, and the current detecting means 114, 115 make gradually attenuated alternative currents flow in the current passages 121, 123 in the start-up of the vehicle, and make the offset values of the current detecting means 114, 115 when the current passages are not electrified stored in the offset value storage means 208.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003312951-A (JP)
Title: Group management device for independent vertical cage- type elevator
Inventor: HIRAIDE MASAAKI
IPC: B66B1/18
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To enable a user to go to the desired floor without transferring even if there is an unenterable zone of floors, when performing group management of elevators with a mutually independent upper cage and lower cage in one elevator shaft.  <P>SOLUTION: An exclusive zone 9 for lower cages and a common zone 8 are set for every floor and every upper and lower cage. For example, as shown Fig. 1, the second floor 2F is set as the common zone 8 for all number machines, and the first floor 1F, the first basement floor B1F and the second basement floor B2F are set as the exclusive zone 9 for the lower cage and the common zone 8. The elevators going to every floor in the exclusive zone 7 for the upper cage become 6 sets on the second floor 2F, 2 sets on the first floor 1F, 2 sets on the first basement floor B1F and one set on the second basement floor B2F.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311825-A (JP)
Title: High strength film comprising polyhydroxyalkane and manufacturing method therefor
Inventor: IWATA TADAHISA
IPC: C08J5/18
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a PHA film having sufficient strength and flexibility and also having biodegradability and biocompatibility, and a method for manufacturing the PHA film simply with good reproducibility.  <P>SOLUTION: An unoriented polyhydroxyalkane film is partially melted and thermally stretched. This stretched film is further stretched to manufacture a high strength film comprising polyhydroxyalkane.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003313376-A (JP)
Title: Thermoplastic resin composition and its molded product
Inventor: SETA YASUSHI
IPC: C08L23/08
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermoplastic resin composition for powder molding with which the problems such as gasification, a pinhole, and blocking during powder molding are solved, and which is excellent in weather resistance, scratch resistance and heat resistance, and capable of providing a molded product having a smooth back surface.  <P>SOLUTION: The thermoplastic resin composition and its molded product are characterized in that the resin composition comprises 5-70 pts.mass of (a) an ethylene-(meth)acrylate copolymer that has the content of an ethylene unit of not more than 97 mol% and the MFR of at least 10 g/10 min, 5-70 pts.mass of (b) an ethylene-α-olefin copolymer that has the density of not more than 900 kg/m<SP>3</SP>and the MFR of at least 5 g/10 min, and 10-50 pts.mass of (c) a polyethylene that has the density of at least 910 kg/m<SP>3</SP>and the MFR of not more than 30 g/10 min.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314539-A (JP)
Title: Ball bearing
Inventor: MATSUSHITA TSUGIO
IPC: F16C33/37
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To prevent balls 3 from sticking to a concave bending portion 41 and a separator 4 from breaking, in a ball bearing in which a plurality of balls 3 are arranged between a pair of raceway rings 11 and 21, and the separator 4 is mounted between adjacent balls 3.  <P>SOLUTION: The separator 4 has a shape in which the separator is mounted between an outer periphery 42 and raceway rings 11 and 21 via a fine gap in a mounted state, and the concave bending portion 41 with a pair of arcs in section is arranged on both end faces being brought in contact with the balls 3 in an axial direction. The concave bending portion 41 is formed so as not to touch an outer periphery 42 of the separator 4. If the diameter of the balls is set as Bd, a curvature radius R of the concave bending portion 41 satisfies an equation 0.53×Bd≤R≤0.65×Bd.  <P>COPYRIGHT: (C)2004,JPO