baber/WOPTO huggingface dataset:
Patent JP-2004102092-A (JP)
Title: Optical fiber
Inventor: TAKAHASHI FUMIO
IPC: G02B6/036
Filed: 2002-09-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber which can be matched with an existing transmission line of a 1,500 nm band, is yet adequate for CWDM (Coarse Wavelength Division Multiplexing) of a 1300 nm band, and is excellent in productibity.  <P>SOLUTION: The optical fiber is ≥8 μm in a mode field diameter (MFD) at 1,310 nm, does not have a zero dispersion wavelength in a wavelength region of 1,280 to 1,324 nm, is 0.1 to 8.0 ps/nm/km in the absolute value of the dispersion in the above wavelength region, is ≤0.1 ps/nm<SP>2</SP>/km in dispersion slope, is ≤1,270 nm in the cut off wavelength in a 22 m method and is ≤0.4 dB/km in the transmission loss at a wavelength 1,310 nm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004100647-A (JP)
Title: Construction machine and its display device
Inventor: FUJITA KOJI
IPC: B60K35/00
Filed: 2002-09-12
Abstract: <P>PROBLEM TO BE SOLVED: To enable to always display an accurate engine oil pressure meter display without being influenced by an engine speed.  <P>SOLUTION: The construction machine and its display device is equipped with: an oil pump for force feeding engine oil to each part of an engine by discharge pressure dependent on the engine speed; the engine oil pressure meter 50 for displaying an engine oil pressure range composed of a normal range and an abnormal range for reporting the engine oil pressure by indicating one of the engine oil pressure ranges by an indication means; a pressure sensor 2 for detecting engine oil pressure; and a speed sensor 3 for detecting engine speed. The indicating means is controlled by the engine oil pressure meter 50 according to the detecting output of the pressure sensor 2, and the ratio accounting for the abnormal range of the engine oil pressure range is changed according to the detection output of the speed sensor 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004111062-A (JP)
Title: Exposure device and exposure method for color cathode-ray tube
Inventor: OKINAKA CHOKO
IPC: H01J9/227
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exposure device used for formation of phosphor stripe and black nonreflective layer on a panel surface of a front panel of an aperture grill type color cathode-ray tube, capable of preventing phosphor stripe imbalance generated at light exposure.  <P>SOLUTION: Heating devices 2 are arranged near to supporting structures 68 having a bimetal structure which is a position adjusting means for an aperture grill 61 of a front panel assembly 55. A prescribed part of the supporting structure is heated simultaneously with an exposure to make the position of the aperture grill displace toward a panel surface side, by the above, the displacement of slits caused by thermal expansion of the aperture grill 61 is compensated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004161614-A (JP)
Title: beta-SUBSTITUTED-gamma-BUTYROLACTONES AND METHOD FOR PRODUCING THE SAME
Inventor: HON-SUN UU
IPC: C07D307/33
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing β-substituted-γ-butyrolactones and to provide compounds of the β-substituted-γ-butyrolactones.  <P>SOLUTION: The method for producing (S)-or (R)-β-substituted-γ-butyrolactones represented by general formula (1) (wherein, R<SB>1</SB>is hydrogen, acetyl, benzyl, benzoyl, 2-or 4-nitrophenylcarbonyl, 2-or 4-bromophenylcarbonyl, 2-or 4-chlorophenylcarbonyl or 1-or 2-naphthylcarbonyl) or a racemic mixture thereof is carried out as follows. β-Substituted-γ-succinic anhydrides represented by general formula (2) are converted into the corresponding β-substituted-γ-butyrolactones represented by general formula (1) in a proper solvent such as tetrahydrofuran, methylene chloride, dichloromethane or ethyl acetate with zinc borohydride.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004107230-A (JP)
Title: Galabiose-bonded carbosilane dendrimer compound
Inventor: TERUNUMA HIROAKI
IPC: A61P31/04
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a carbosilane dendrimer which can highly be purified into the purified compound capable of being used as a medicine and has a strong vero toxin-neutralizing activity.  <P>SOLUTION: This galabiose-bonded carbosilane dendrimer compound is represented by general formula (1) [R<SP>1</SP>, R<SP>3</SP>and R<SP>5</SP>are each identically or differently a hydrocarbon group; R<SP>2</SP>, R<SP>4</SP>, R<SP>6</SP>and R<SP>7</SP>are each identically or differently a hydrocarbon chain; A is galabiose residue; (l) is the number of 0 to 3; (m) and (n) are each identically or differently the number of 0 to 2; (k) is the number of 0 or 1; when (k) is 1, 3-(n) is 1].  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004112918-A (JP)
Title: Control circuit for dc brushless motor equipped with protection circuit
Inventor: YOSHIHARA SHINICHI
IPC: H02P6/12
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control circuit for DC brushless motor with a protection circuit which includes an automatic resetting circuit, in which a new small and low-cost protection method for a large capacity output is provided by reducing a thermal loss of a power device and a coil when locked.  <P>SOLUTION: The new protection method of this invention is constituted so that an IC is protected by conventional constitution in which a protection function and a conventional configuration to repeat energization and cutting off by automatic resetting for a certain period when locked. An energized period setting circuit which is newly provided counts the number of times of repetition of energization and cutting off, and cutting off is continued when a preset frequency has reached a preset number of times, and completely stops and, restarting is made by re-inputting of power supply.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004107051-A (JP)
Title: Sheet carrying device and image forming device using the device
Inventor: MORI MASAHIRO
IPC: B65H5/36
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet carrying device and an image forming device using the device for effectively reducing an impulse sound generated from a sheet with a simple constitution.  <P>SOLUTION: This device is demarcatedly constituted by a demarcation member 1, and has carrier roller pairs 4 arranged in a sheet carrying passage 2 for carrying the sheet and having clearance 5 in the shaft direction of at least either one carrier roller 3, a guide member 6 arranged over the upstream side and the downstream side of the sheet carrying passage 2 via the clearance 5 arranged in the carrier roller 3 and a shock absorbing member 7 arranged between the guide member 6 and an inner peripheral surface of an outside demarcation member 1a positioned just before the carrier roller 3 and capable of absorbing a shock of the sheet to the guide member 6. The image forming device using this sheet carrying device 8 is also provided as an object.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004106430-A (JP)
Title: Solution film-forming method
Inventor: ARAI TOSHINAO
IPC: B29L7/00
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To prevent, in manufacturing a cellulose triacetate film and the like through a solution film-forming method, a solvent evaporated from the film from igniting particularly before the oxygen concentration in the process is reduced to a safety region with nitrogen, etc.  <P>SOLUTION: In the solution film-forming method of fabricating a film by casting a dope comprising a solution containing at least one or more polymers on a casting support from a casting die, then exfoliating and drying, when the above film is exfoliated from the casting support, the surface resistance value of the film is made to be 10<SP>10</SP>MΩ or lower.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109716-A (JP)
Title: Toner
Inventor: OTA GENICHI
IPC: G03G9/08
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide toner which has high print density and causes no fog in various environments and which can be surely transferred from a photoreceptor to a transfer material.  <P>SOLUTION: The toner contains a binder resin, a colorant and conductive inorganic fine particles having ≤1×10<SP>4</SP>Ω cm powder resistivity and has 3 to 10 μm volume average particle size and 0.94 to 0.995 average circularity measured by flow type particle image analysis.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109812-A (JP)
Title: Electrooptical device and electronic apparatus
Inventor: HIRAYAMA HIROSHI
IPC: H01L51/50
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrooptical device and an electronic apparatus causing little display dispersion by suppressing lowering of a voltage and cross talk due to common impedance, without widening a width of a power source line for driving.  <P>SOLUTION: A second driving power source line 11 is connected to a power source line X<SB>R</SB>straddling a first driving power source line 10 via a gate wire 12. An auxiliary wire 15 is connected to the gate line 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004108732-A (JP)
Title: Sabot piece of sabot for artillery shell, its manufacturing method, and sabot for artillery shell
Inventor: ARAI SATOSHI
IPC: B29C70/06
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sabot for artillery shell capable of reducing weight of the sabot, realizing mass production and stability of a production, and being manufactured currently.  <P>SOLUTION: This sabot for artillery shell 11 is constituted by annularly combining a plurality of sabot pieces 13a which are cutout bodies from a fan-shaped long column body 15 constituted by combining a plurality of triangular columnlike bodies 14a to 14h which are laminated bodies of a plurality of rectangular fiber sheets 16a to 16o in which fibers 18, 17 are arranged so as to cross two directions in a plane toward the longitudinal direction of the triangular column bodies 14a to 14h and resin 19 is impregnated and which have the same length and different width and are made of fiber reinforced plastic. The plurality of rectangular fiber sheets 16a to 16o are laminated in such a way that the fiber sheets 16b to 16o whose width is gradually reduced are sequentially arranged on both sides of one fiber sheet 16a having the maximum width.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004115160-A (JP)
Title: Opening/closing device for machining device door
Inventor: KAWAHARA MASARU
IPC: B65G49/00
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that since in a conventional machining device, a single type door is opened and closed laterally, a space with a size of around 250mm allowing the door to move is required and it is economically very wasteful to secure the space in an expensive clean room for opening and closing the door.  <P>SOLUTION: Treatment chambers 12, 12a of machining devices 10, 10a are divided into a plurality of openings 20, 22 at the front end part, and seal means 24 are arranged around the openings. A device 30 has a door 31 made with the same number of door elements 32, 34 as the number of the openings, and starting means 36, 37 for respectively independently driving the door elements. While one of the door elements is moved by a size of one of the openings and a predetermined product is taken out of the treatment chamber or the product is supplied into the chamber, the other door element blocks the other opening. After completion of taking out of the product from the treatment chamber or supplying it into the chamber, the other door element is moved to a position adjoining to the former door element, and the opening having been blocked is opened, and the same process is repeated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004115295-A (JP)
Title: Low temperature sinterable ceramic composition for high frequency and method of producing the same
Inventor: ISHIKAWA MASAYUKI
IPC: C04B35/453
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low temperature firable ceramic composition which can be fired at 800-1,000°C and has a low dielectric constant and dielectric loss in a high frequency region of ≥17GHz, and a method of producing the low temperature firable ceramic composition.  <P>SOLUTION: The low temperature sinterable ceramic composition contains CaO, MgO, ZnO, and SiO<SB>2</SB>in an amount of 82-98 mass % in total, 0.0-13.5 mass % of B<SB>2</SB>O<SB>3</SB>and/or Bi<SB>2</SB>O<SB>3</SB>, and 0.9-4.5 mass % Li<SB>2</SB>O. In the composition, CaO, MgO, ZnO, and SiO<SB>2</SB>satisfy following molar ratios: CaO:MgO:ZnO = x:x:2(1-x) (wherein, x is ≥0.1 and ≤0.9); and (CaO+MgO+ZnO):SiO<SB>2</SB>= 2:y (wherein, y is ≥1.3 and ≤3.6).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119102-A (JP)
Title: Electrode for fuel cell, electrolytic solution for fuel cell electrode, and manufacturing method of fuel cell electrode
Inventor: OWADA SATOSHI
IPC: H01M4/88
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel cell electrode in which using quantity of expensive fluorocarbon series electrolyte polymer can be substantially reduced and an output potential which is almost equal to, or higher than, the case when only a fluorocarbon series electrolyte polymer is used as a proton conductive material is obtained, and which is advantageous for improving power generation output of the fuel cell, and an electrolytic solution, and a manufacturing method of the fuel cell electrode.  <P>SOLUTION: The fuel cell electrode comprises as the main component a conductive minute body such as a carbon minute body carrying a catalyst and a proton conductive material having proton conductivity which is mixed with the conductive minute body. The proton conductive material is formed of a mixture in which a hydrocarbon series electrolyte polymer made of a vinyl monomer as the raw material, and the fluorocarbon series electrolyte polymer are mixed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119177-A (JP)
Title: Pressure heater and its temperature adjusting method
Inventor: YOSHIDA MASAO
IPC: H01L21/52
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pressure heater capable of improving the yield by efficiently joining an electrode of a semiconductor bear chip to a wiring conductor of a wiring board in a short period of time by enabling the rapid rising of temperature and by reducing the variation of temperature distribution of a processing surface of the semiconductor bear chip.  <P>SOLUTION: This pressure heater comprises with a ceramic heater for pushing and heating an object to be heated, an adiabator for mounting the ceramic heater and a base integrating these members and combining them with other members. A plurality of protruded parts are formed on the surface of the adiabator, a contact area with the ceramic heater of each protruded part is 0.5%-15% of the area of the lower surface of the ceramic heater, and the total of the areas of the parts of the protruded parts contacting with the ceramic heater is 4%-50% of the area of the lower surface of the ceramic heater.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004117177-A (JP)
Title: Torque sensor and manufacturing method therefor
Inventor: IZAWA KOICHI
IPC: G01L3/10
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To obtain enhanced detection accuracy of torque.  <P>SOLUTION: By setting a magnetostriction material 14 at the top 12a of projected stripes 12, the bottom of recessed stripes 13 or the side of the recessed stripes among the projection stripe 12 and the recessed stripes 13, formed to extend slantingly to the axis direction on the outer surface of a torque transmitter shaft 11, a change in permeability due to stress (stress which is not offset by stress in other portions), which acts independently on the magnetostrictive material 14 of each part, can be detected.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004117979-A (JP)
Title: Electronic appliance
Inventor: FUJITA KOICHI
IPC: G09F9/00
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure in which an FL inverter circuit is effectively laid around a liquid crystal panel.  <P>SOLUTION: The FL inverter circuit 4 is fixed perpendicular to the liquid crystal panel 3. That is, a circuit board 5 and a booster 6 are arranged as standing perpendicular to the display face 3a of the liquid crystal panel. By this structure, the distance d between the liquid crystal panel 3 as a lower potential part and the booster 6 as a high potential part can be increased in the same fabrication area.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004126828-A (JP)
Title: Traffic signal control device
Inventor: KUNIYASU AKIO
IPC: G08G1/081
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flexible signal control device by abolishing a cable between an interlocking master machine and an interlocking slave machine, and wirelessly communicating data.  <P>SOLUTION: This signal control device comprises the interlocking master machine 100 comprising a lamp color control part 1 for controlling the lighting of each lamp color of G(green), Y (yellow) and R (red) of a signal lamp 2 and the signal lamp 2; a filter 4 for transmitting only a prescribed color of the signal lamp 2 of the interlocking main machine 100; a photodiode (PD) 5 for converting the transmitted light to electric signal; an amplifier 6 for amplifying the signal with a prescribed threshold; an interlocking control part 7 for starting an internal timer from the amplified signal to control the lighting of each color of G (green), Y (yellow) and R (red) of a signal lamp 8; and the interlocking slave machine 110 comprising the signal lamp 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003175821-A (JP)
Title: Conditioned air feeder for railway rolling stock compartment
Inventor: MINEAUD GERARD
IPC: F24F13/068
Filed: 2002-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device feeding conditioned air to a compartment improving the comfortableness of the compartment and correcting defects of the conventional art while guaranteeing to stably and uniformly exchange the air in the compartment.  <P>SOLUTION: This conditioned air feeder feeding the conditioned air to the compartment is provided with a duct 1 extending along the bottom part of a side wall 12 of the compartment, a plurality of opening parts 2 opened to a space demarcated in the lateral direction by two substantially parallel walls 3 and 8 in the top of the duct 1, the space opened to the compartment by passing through the upper part of the space, a groove 9 sucking the air in the compartment formed in a part near the duct 1 of the wall of the space adjacent to the inside of the compartment. This device is characterized in that the opening parts 2 are disposed over the whole length of the duct, so that air outlet sections 14 having the opening parts 2 are alternately disposed with barrier sections 15 having no opening part 2 and partitions 7 extending between the parallel walls 3 and 8 are disposed in contact parts of the air outlet sections 14 contacting with the barrier sections 15.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004129359-A (JP)
Title: Controller of permanent magnet type rotating machine
Inventor: TAJIMA SHIGERU
IPC: H02P21/06
Filed: 2002-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a controller capable of providing efficient operation control with a permanent magnet type rotating machine by properly correcting the detection value of a magnetic pole position using a simple technique which uses no voltage detector even for a cylindrical machine and a salient pole machine.  <P>SOLUTION: In a condition where a rotor 4 of a permanent magnet type rotating machine 1 rotates with an almost zero armature current, dq vector control for the rotating machine 1 is processed in a dq coordinate system in which a field direction of the rotor 4 is d-axis, and the direction orthogonal to the d-axis is q-axis. A magnetic pole position correction amount for correcting the magnetic pole position detected with a magnetic pole position detector 8 is so acquired that a d-axis voltage command value acquired from the process of dq vector control comes to be almost zero. The phase of an armature voltage is manipulated using the magnetic pole position which is corrected with the magnetic pole position correcting amount.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004125248-A (JP)
Title: Eyelid
Inventor: ISHIDA KANAKO
IPC: F24F7/06
Filed: 2002-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an eyelid for increasing an intake quantity of clean air in a clean space without increasing air conditioning operation cost of a clean room.  <P>SOLUTION: The opening area of an air introducing port (a) is expanded by rotating an opening area changing plate 15 arranged in an upper part of a peripheral wall 11 of the eyelid 10 in a vertical plane to thereby increase the intake quantity of clean air in the clean space 10a. As a result, the sticking preventive effect of a particle and a chemical substance to an exposure surface of a silicon wafer arranged in a flatness measuring device 12 can be enhanced without quickening a blowing speed of the clean air blown toward the clean space 10a from the ceiling of the clean room. Thus, the air conditioning operation cost of the clean room is maintained still in a present state.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004125083-A (JP)
Title: Hydraulic damper
Inventor: KURINO HARUHIKO
IPC: F16F9/50
Filed: 2002-10-03
Abstract: <P>PROBLEM TO BE SOLVED: To actuate both passively and semi-active motions by only one device in a hydraulic damper for damping and perform the damping of vibrational level due to major load in the event of big earthquake and strong wind or the like, and the damping of level of minor vibration due to earthquake and wind etc. by only one device.  <P>SOLUTION: The damper disposes a passive circuit 6-1 and a semi-active circuit 6-2 at oil flow passage 5 connecting left-hand and right-hand hydraulic chambers 4, 4 of the hydraulic damper 1 as parallel of two system, with the passive circuit 6-1 comprising a relief valve 11 which actuates without external electric power and an orifice 12, and with the semi-active circuit 6-2 comprising a switchable switching control valve 13 which actuates by external electric power. In the vibrational level due to the major load in the event of the big earthquake and the strong wind or the like, the damper performs the passive damping by means of the orifice 12 after the relief valve 11 opens. In the level of the minor vibration due to the earthquake and the wind etc., it performs the semi-active damping with optional damping coefficient by means of switching control of the switching control valve 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004122069-A (JP)
Title: Method for providing purification service of soil contamination and soil contamination purifying system therefor
Inventor: NAKADA NOBORU
IPC: G06Q30/06
Filed: 2002-10-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for providing a purification service of soil contamination which enables conformity to the offer of the purification service when it is judged whether the offer of the purification service is possible or not for the user's request of the purification service of the contaminated soil, and to provide the purification service to the user while keeping privacy and urgency thereby.  <P>SOLUTION: In the soil contamination purifying system, the soil contaminated particularly with heavy metal is dug, the contamination conditions are surveyed on the site, the surveyed information is inputted to a server via an electric communication circuit and is referred to a data base, the expense required for the purification and the term of works are calculated and the purification service of the soil is offered to the user. Further, a movable purification apparatus is brought into the site on the basis of the offered data and the contaminated soil on the object land is purified.  <P>COPYRIGHT: (C)2004,JPO