baber/WOPTO huggingface dataset:
Patent JP-2003204696-A (JP)
Title: Induction motor control apparatus
Inventor: MATSUMOTO OSAMU
IPC: H02P5/00
Filed: 2003-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To achieve a compact and low-cost system and improve reliability by sharing an inverter, even if the control methods are different, as well as to achieve enhanced reliability of the system as a whole by increasing the versatility of the inverter.  <P>SOLUTION: A plurality of control methods (a feedback control 14, a sensorless vector control 13, and a V/F control 12) and control constants required therefor are stored in the inverter 2 so that it can select the control method and control constant through a signal internal or external to the inverter 2. This selection is also made possible to be performed by an external control circuit 19 and written directly in the inverter 2. In this way, the inverter can be shared, even if the control methods are different, when there is no problem in the capacity of the inverter (including changes in the utilization rate).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004243917-A (JP)
Title: Design method for wiper blade, and wiper blade
Inventor: SUZUKI NOBUO
IPC: B60S1/38
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wiper blade with an improved wiping/eliminating performance, and a design method for the wiper blade.  <P>SOLUTION: Design parameters that are to be changed for the optimization of the wiper blade are set. The permissible range of design parameter values and the optimum condition of characteristic values for the optimization of the wiper blade are also set. A slide analysis of the wiper blade is carried out on a wiper blade model generated by changing the design parameters for the wiper blade variously within the permissible range. A plurality of slide angles θare calculated from a result of the analysis, and the design parameter values that are given when a characteristic value satisfies the optimum condition are calculated on the basis of a plurality of the calculated characteristic values, i.e, slide angles θ. According to the wiper blade, for example, a shape ratio between the thickness and the height of the neck is 2.7 to 3.7, while between the thickness and height of the front end is 2.9 to 3.6.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004246122-A (JP)
Title: Electrophotographic photoreceptor, and image forming apparatus and process cartridge each using the same
Inventor: OTA KATSUICHI
IPC: G03G5/10
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having excellent image characteristics and capable of suppressing production of ozone, NOx, etc, in electrostatic charge, and to provide an image forming apparatus and a process cartridge.  <P>SOLUTION: The electrophotographic photoreceptor is used in an electrophotographic image forming method including a step in which a charging member is brought into contact with the photoreceptor and the photoreceptor is charged by injecting charges from the contact part of the charging member and the photoreceptor by applying voltage to the charging member. The electrophotographic photoreceptor comprises a conductive support 11, and a photosensitive layer 12 and a charge injection layer 13 formed in order on the support 11, wherein the charge injection layer 13 contains a particulate organic charge generating material. The image forming apparatus and the process cartridge each use the electrophotographic photoreceptor.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244203-A (JP)
Title: Supplying device for wash
Inventor: UCHIKOSHI MITSUYUKI
IPC: B65G47/08
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a supplying device for the wash capable of reducing the labor required to supply the wash and making efficient the finishing process of the wash by introducing such a structure that each piece of the wash is together with a hanger set over certainly on a hook of a transport belt automatically.  <P>SOLUTION: The supplying device for the wash is equipped with a first guide 6 in the shape of downward inclining for hitching the hanger 3, a second guide 9 in the shape of downward inclining for slipping the hanger 3 handed over from the first guide 6 down in parallel displacement interlocking with the transport belt 1 and setting over on the hook 2, and a returning means 10 for returning the second guide 9 upon setting over the hanger 3 on the hook 2. Further the device includes a sequential feeding device 12 to prevent temporarily the hanger 3 hitched at the first guide 6 from slipping off and release the prohibited condition of the hanger 3 on the condition that the second guide 9 is returned and also a stopper 14 to engage the hanger 3 handed over from the first guide 6 temporarily with the second guide 9 and maintain the engaged condition until the second guide 9 makes parallel displacement interlocking with the transport belt 1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004251132-A (JP)
Title: Oilless linear compressor
Inventor: YU KOKUSHIN
IPC: F04B35/04
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide high efficiency and high reliability in relation with an oilless linear compressor by reducing heat transfer resistance from a compression mechanism to a sealed container and lowering the temperature of the compression mechanism.  <P>SOLUTION: The compressor is equipped in the sealed container 101 with a linear motor 102 comprising a stator 102b and a moving element 103, a cylinder 104 defining a compression chamber 108, a piston 104 connected to the moving element 103 and reciprocating in the cylinder 104, and springs 106a, b expanding and contracting accompanied by the reciprocation of the moving element 103. At least one of the cylinder 104 and the stator 102b is fixed in the sealed container 101, and the outer peripheral surface of a heat generating portion is closely contacted with the inner peripheral surface of the sealed container 101. The heat of the heat generating portion is therefore transmitted to the inner peripheral surface of the sealed container 101 by solid heat conduction which has small heat transfer resistance, and can be efficiently radiated.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004253016-A (JP)
Title: Laser power regulating method, and disk drive device
Inventor: KURA JUNPEI
IPC: G11B7/004
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To enhance regulation precision of optimum laser power by alleviating the influence of an inclination, recording sensitivity unevenness or the like of a disk.  <P>SOLUTION: Test recording is performed with fixed laser power Pn as a fixed test recording step (F205) in first to x-th test areas performing the test recording by successively changing the power from the first to the x-th laser powers as a variable recording step (F207). Then, from amplitude information, the relation of inherent laser power and the amplitude is estimated by removing the influence of the inclination, sensitivity unevenness or the like of the disk. In other words, the first to the x-th laser powers in the variable test recording step or the first to the x-th amplitude information thereof are corrected (F208). The optimum recording power is determined by using the first to the x-th corrected laser powers and the first to the x-th amplitude information corresponding thereto.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004256926-A (JP)
Title: Oil-resistant/water-resistant sheet and method for producing the same
Inventor: YAMAZAKI MITSUO
IPC: D21H27/10
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a safe and environmentally friendly sheet usable for packaging paper for heating foods, etc., having oil resistance/water resistance and heat resistance.  <P>SOLUTION: The oil-resistant/water-resistant sheet is characterized as having a coating layer containing at least polyvinyl alcohol and shellac on at least one surface of a substrate. Furthermore, the oil-resistant/water-resistant sheet is characterized as having the coating layer successively formed from a coating film containing at least the polyvinyl alcohol and a coating film containing at least the shellac on at least the one surface of the substrate.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004260875-A (JP)
Title: Stepping-motor control device and electronic clock
Inventor: MANAKA SABURO
IPC: H02P8/02
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To surely detect the presence of rotation of a stepping motor using a simple structure.  <P>SOLUTION: During a first detection period upon the stoppage of motor drive, transistors Q4, Q5 are turned on, and transistor Q3 is ON/OFF controlled during a predetermined period. A detection signal V1 generated at a resistor 208 is fetched from a terminal OUT2. A current Ik flows through an equivalent diode of the transistor Q5 in the reverse direction, so that when the motor is not rotated, the detection signal V1 is suppressed to a voltage lower than the threshold. Transistors Q3, Q6 are turned on during a second detection period, immediately after the first detection period has passed. The transistor Q4 is ON/OFF controlled in the predetermined cycle. A detection signal V2, generated at a resistor 209, is fetched from a terminal OUT1. The current Ik flows through the equivalent diode of the transistor Q6 in its forward direction during the second detection period, so that the detection signal V2 is generated without receiving restrictions, and the detection signal V2 of the stable high voltage, corresponding to the rotation of the motor, can be obtained.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004254528-A (JP)
Title: Vegetable soup beverage
Inventor: FUJII YUTAKA
IPC: A23L2/38
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vegetable soup beverage having no grassy smell and no strong vegetable smell, having bodily taste, reduced in fermentation time, and containing fermented vegetable soup.  <P>SOLUTION: The vegetable soup beverage contains 4-10 wt.% of vegetable soup fermented with at least two kinds of lactobacillus selected from lactobacillus helveticus, lactobacillus acidophilus and lactobacillus casei.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004256211-A (JP)
Title: Lifter magnet
Inventor: GOTO HIROSHI
IPC: B66C1/06
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lifter magnet capable of adjusting magnetic flux in an auxiliary magnetic circuit of an auxiliary yoke in accordance with shape and material of a workpiece and attracting the workpiece satisfactorily to suspend it.  <P>SOLUTION: This lifter magnet is provided with a main pole 3 supported in a frame body 2, a coil 5 winding the main pole 3, a plurality of movable yokes 6 sliding among a frame body 2 and them on both end face sides opposing across the main pole 3, and the auxiliary yoke 4 attached to the inside of the frame body 2 on an anti-workpiece side of the main pole 3 in parallel with the main pole 3. A main magnetic circuit R1 is formed between the main pole 3 and the movable yoke 6 by excitation of the coil 5. The auxiliary magnetic circuit R2 is formed among the main pole 3, the movable yoke 6, and the auxiliary yoke 4 to attract the workpiece in a tip part of the movable yoke 6. The auxiliary yoke 4 is provided with an adjusting means for adjusting magnetic flux in the auxiliary magnetic circuit R2.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004257525-A (JP)
Title: Gas supply device, and method for controlling the same
Inventor: TAKAHASHI FUTOSHI
IPC: F17C5/06
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To correct flow error due to difference in gas pressure remaining in a charge hose.  <P>SOLUTION: This gas supply device 10 comprises a pressure generating unit 16 and a dispenser unit 18. The dispenser unit 18 comprises a flow gauge 22, an opening/closing valve 24, a control valve 26, a pressure sensor 28, a coupling switch 32, a charge start switch 34, a charge stop switch 36, a control circuit 38, and a memory 39. The control circuit 38 determines pressure difference between a pressure value before start of gas charge measured by the pressure sensor 28 and a gas charge completion pressure value when charging is completed, and computes a charge correction value by multiplying volume of a gas supply conduit 20 and the charge hose 40 downstream of the flow gauge 22. The control circuit 38 also functions as a flow correcting device to correct flow error due to difference in residual pressure in the charge hose 40 by subtracting the charge correction value from total charge quantity.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261269-A (JP)
Title: Baby crib
Inventor: KOIKE MASATO
IPC: A47D7/00
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a baby crib to be used durably and safely even though the bed frame can be divided at least into two sections and stably stored in a narrow place, capable of facilitating the contraction of the bed frame when stored.  <P>SOLUTION: The bed frame 3 with a floor board 2 on the inner side is divided into a front frame 4 and a rear frame 5. The front frame 4 and the rear frame 5 can be detachably connected with each other by a connecting means 6. When the floor board 2 is detached and the front frame 4 and the rear frame 5 are separated by disengaging the connecting means 6, the front and rear frames can be engaged with each other inside their respective frames by dislocating them.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261290-A (JP)
Title: Outer frame structure of pachinko machine
Inventor: IMANI MASATSUGU
IPC: A63F7/02
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an outer frame structure of a pachinko machine capable of easily attaching/detaching an ornament board to/from a wainscot, and stably attaching the ornament board to the wainscot.  <P>SOLUTION: The outer frame structure of the pachinko machine has a replaceable ornament board 6 attached to a wainscot 5 mounted on the lower side of the outer frame of the pachinko machine, and a lock member 7 is disposed on the back side of the ornament board 6. The lock member 7 comprises an elastic piece 70 projecting from the back side and a turned-back piece 71 turned back to extend from the top of the elastic piece 70, which are integrated with each other. The elastic piece 70 is elastically deformed and inserted into an insertion passage 51, and as the turned-back piece 71, passing through the insertion passage 51, is disposed on the back side of the wainscot 5, the elastic piece 70 is elastically returned. The turned-back piece 71 presses the back side of the wainscot 5 toward the front side with the elastic force of the elastic piece 70.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004149506-A (JP)
Title: Improved method for producing cyclopentenone compound
Inventor: MORIMOTO TSUMORU
IPC: C07D221/04
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a cyclopentenone compound without using carbon monoxide (CO) having high toxicity and dispensing with particular apparatus and/or facility for compression, etc.  <P>SOLUTION: A cyclopentenone compound is produced by Pauson-Khand reaction of enynes by using an easily available and easily handleable aldehyde as a carbonyl source in place of using carbon monoxide. A cyclopentenone compound the same as the one produced by using carbon monoxide can be produced by the method from the same enyne source.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004263265-A (JP)
Title: Treatment apparatus
Inventor: ISHIZAKA TADAHIRO
IPC: H01L21/285
Filed: 2003-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To shorten the switching time of treatment gas by shortening the time required for exhausting the treatment gas by using a vacuum pump of large diameter.  <P>SOLUTION: A treatment device 1 treats a wafer 3 while feeding raw gas. The wafer 3 is placed on a susceptor 4 in a treatment container 2. An exhaust aperture 2c is formed in a container wall facing a surface to be treated of the wafer 3 arranged in the treatment container 2. A turbo molecular pump 6 having a large intake diameter is connected to the exhaust aperture 2c of the treatment container 2.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004263665-A (JP)
Title: Premixed compression ignition engine
Inventor: SAKO TAKAHIRO
IPC: F02M21/02
Filed: 2003-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To optimize the self-ignition timing in simple constitution and operate in a wide output adjustment range while avoiding knocking in a premixed compression ignition engine adapted to compress and ignite premixture taken in a combustion chamber 10 to be burnt.  <P>SOLUTION: This premixed compression ignition engine includes: a combustion state detecting means A for detecting the combustion state; a fuel supply means B for forming a rich region 10b formed of rich mixture having a larger equivalence ratio than the premixture in a part of the combustion chamber 10; and a control means C for controlling the fuel supply condition of the fuel supply means B on the basis of the detection result of the combustion state detecting means A.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004271323-A (JP)
Title: Sensing device for detecting leaking magnetic field
Inventor: YAMANE HIDEYUKI
IPC: G01R33/09
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a leakage magnetic field sensing device with a simple structure which ensures the detection of a magnetism over a wide range.  <P>SOLUTION: On a glass substrate 4, a sensing layer 6 to detect the presence of the magnetism is laminated into a sheet shape, and a layer 8 including two terminals is formed integrally with the sensing layer 6.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004272565-A (JP)
Title: Image evaluation device, image evaluation method, and program for making computer execute the method
Inventor: YAMAGUCHI KATSUMI
IPC: G06T7/00
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image evaluation device capable of performing the image quality evaluation (texture evaluation and granularity evaluation) of high mental correlation (highly correlated with a subjective evaluation value) based on the characteristics of the visual system of a human being.  <P>SOLUTION: The image evaluation device comprises: an orthogonal transformation part 21 for orthogonally transforming the two-dimensional optical information of an inputted image to be evaluated and calculating spatial frequency components; a smoothing part 13 for smoothing the calculated spatial frequency components; a subtraction part 14 for calculating the difference of the spatial frequency components before and after smoothing; a filtering part 15 for filtering with a filter group composed of a plurality of filters of different frequency bands to the difference of the spatial frequency components before and after smoothing; and a first image quality evaluation value calculation part 16 for calculating the image quality predicted value 1 (texture evaluation value) on the basis of the difference filtered in the filtering part 15.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004269704-A (JP)
Title: Oxidation inhibitor for oil and fat containing higher unsaturated fatty acid
Inventor: OSHIMA TOSHIAKI
IPC: C09K15/34
Filed: 2003-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a highly safe oxidation inhibitor for oils and fats containing higher unsaturated fatty acids, which has little influence on flavor of the oils and fats and has a sufficient effect.  <P>SOLUTION: An extract of Flammulina velutipes is used as the oxidation inhibitor for the oils and fats containing the higher unsaturated fatty acids. This invention markedly suppresses oxidation of the oils and fats containing the higher unsaturated fatty acids and suppresses deterioration of their flavor.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004269769-A (JP)
Title: Thermoplastic resin composition for foaming and molded article made thereof
Inventor: FUJIMOTO TAKASHI
IPC: C08L101/00
Filed: 2003-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermoplastic resin composition for foaming to give an expansion molded article having excellent rigidity.  <P>SOLUTION: [1] The thermoplastic resin composition contains a thermoplastic resin, a sorbitol compound and a foaming agent. [2] The thermoplastic resin composition of the item 1 contains 0.01-3.0 pts. wt. of the sorbitol compound based on 100 pts. wt. of the thermoplastic resin. [3] The expansion molded article is produced by dissolving an inert gas in a molten resin, filling the molten resin containing the inert gas in a cavity of a mold of an injection molding machine, foaming the molten resin in the mold and cooling and solidifying the foamed resin.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004271479-A (JP)
Title: Angular velocity sensor
Inventor: ARAI ISAO
IPC: G01C19/56
Filed: 2003-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an angular velocity sensor hardened to an external vibration which becomes a hindrance for the angular velocity detection.  <P>SOLUTION: The angular velocity sensor comprises a sensor unit 1 in which a piezoelectric vibrator 3 and an electronic part are set on one face and the other face of a support substrate 2, respectively, the sensor unit 1 is sealed with a seal cover 6; a pair of vibration absorption parts 7 which holds whole six faces with both ends of the sensor unit 1 by a support concave part 7a; a flexible wiring part 8 (FPC) which connects electrically the sensor unit 1 and an external connecting terminal 11; a housing 9 which contains these; and a lid member 10 which closes an aperture 9a of the housing 9 and is equipped with the external connecting terminal 11 connected to the wiring part 8. The wiring part 8 comprises the first connecting part 8a connecting to the sensor unit 1; a loop back 8b which leads the wiring direction to the sensor unit 1 side; a folded back part 8c which bends the wiring direction along with the vibration absorption part 7; and the second connecting part 8d connecting to the external connecting terminal 11 between the lid member 10 and the vibration absorption part 7. In this way, the small and earthquake-resistant angular velocity sensor is obtained.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003289941-A (JP)
Title: Hair color unit or cosmetic unit
Inventor: DUMLER NORBERT
IPC: A45D40/26
Filed: 2003-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To easily make decision of purchasing hair color units or cosmetic units especially mascara units provided with a container for housing a liquid cosmetic product, a closing cap and applicators fixed to a handle.  <P>SOLUTION: The cosmetic units are constituted lest the applicators (3, 3' and 3") are soaked in the liquid of the cosmetic product by the time of deciding purchase and so that the applicators can be recognized through the transparent part of the members (10, 10' and 10") of the cosmetic units (1, 1' and 1").  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003338468-A (JP)
Title: Manufacturing method of light-emitting element, light- emitting diode, and semiconductor laser element
Inventor: FUKUYO FUMITSUGU
IPC: B23K26/38
Filed: 2003-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of light-emitting element capable of efficiently cutting with high precision a wafer comprising a III-V compound semiconductor layer, as well as a light-emitting diode, and a semiconductor laser element.  <P>SOLUTION: A wafer 2 has an n-type semiconductor layer 17a and a p-type semiconductor layer 17b made from III-V compound semiconductor laminated on the surface 3 of a substrate 1. A laser beam L is radiated with a converging point P set inside the substrate 1 for forming a modification region 7 by multiphoton absorption. A cutting start region is formed inside a laser beam incident surface of the substrate 1, at a prescribed distance from the incident surface, along a planned cutting line 5 for cutting the wafer into chips, with the modification region 7, and the wafer 2 is cut along the cutting start region.  <P>COPYRIGHT: (C)2004,JPO