baber/WOPTO huggingface dataset:
Patent JP-2002544251-A (JP)
Title: 農薬中間体の製造方法
IPC: C07C243/22
Filed: 2000-05-11
Abstract: (57)【要約】
本発明は、式（Ｉ）（式中、Ｒ １ およびＲ ２ は、それぞれ独立して、ハロゲン原子を表す）の化合物の製造方法に関する。
【化１】
Patent JP-2001216679-A (JP)
Title: Optical pickup device
Inventor: CHUNG CHONG-SAM
IPC: G11B7/131
Filed: 2001-01-05
Abstract: PROBLEM TO BE SOLVED: To provide an optical pickup device capable of improving characteristics of reproduced signals deteriorated by an optical aberration, defocus and crosstalk or the like owing to the inclination of an optical disk. SOLUTION: The device is composed of a light source 11 irradiating light, an optical branching means 15 combining at least two light spots including a main light spot I and a sub-light spot II on the optical disk 1, an optical path converting means 17 converting the advancing path of incident light, an objective lens 21 which condenses incident light and focuses the light spot on the optical disk, a photodetector 25 which respectively receives light which is reflected from the optical disk 1 and makes incident via the optical path converting means 17, and a signal processing part 30 correcting the aberration owing to the inclination of the optical disk from signals which are detected by the photodetector 25 and are photoelectrically converted.
Patent JP-2002209333-A (JP)
Title: Motor drive control circuit
Inventor: HAYASHI KAZUOKU
IPC: H02H7/085
Filed: 2001-01-10
Abstract: PROBLEM TO BE SOLVED: To provide a motor drive control circuit which enables smooth starting of a motor. SOLUTION: Since a motor-starting capacitor C2 is connected in parallel with a motor lock detecting element 13, a motor-starting voltage is applied via the starting capacitor C2, and the motor M starts rotating smoothly. Since a voltage is applied to the motor M via the detecting element 13 while the motor M rotates, it is possible to cause the detection element 13 to function as before.
Patent JP-2002205342-A (JP)
Title: Method for manufacturing cast bathtub
Inventor: NISHIDA YUKIMASA
IPC: B29C70/06
Filed: 2001-01-11
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a cast bathtub more lightweight than before and excellent in bending strength and heat insulating properties. SOLUTION: Since microbeads 12 are allowed to get mixed in a molding resin, the injection amount of a molding material is reduced by the quantity of the microbeads to achieve the weight reduction of the bathtub 1. Since air in the microbeads hold heat, the heat insulating properties of the bathtub become well as compared with a conventional bathtub made of FRP. Since flexibility can be imparted to a base material layer 11 by mixing the microbeads 12 with the molding resin, the bending strength of the bathtub is enhanced and the completed bathtub 1 becomes hard to crack as compared with the conventional bathtub made of FRP.
Patent JP-2002206379-A (JP)
Title: Seal mechanism for door
Inventor: YOSHITOMI HISASHI
IPC: E06B7/18
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a seal mechanism for a door reliably sealing the circumference when the door is closed and preventing heat from entering the inside from the outside. SOLUTION: The door 32 of a fuel injection port is provided on the airframe surface of a space apparatus, and it is opened by rotating arms 33 against the spring force of springs 34. When fuel injection is finished, the door 32 is closed by the spring force of the springs 34, and a lock lever 35 is inserted into a lock mechanism 36 to lock the door 32. A switching valve 3 is opened for a prescribed period to fill a gas into a seal rubber 1 from a gas vessel 4 through a pipeline 5 and a gas inlet port 2. The seal rubber 1 is provided on the whole periphery of an airframe around an opening section 31, it is inflated by the filling of the gas and closely stuck to the periphery of the door 32 to bury gaps, thereby sealing is ensured.
Patent JP-2002210621-A (JP)
Title: Tapering assist and tapering method
Inventor: ISHIHARA ARIMICHI
IPC: B23Q3/02
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a tapering assist that can position one end of a workpiece with high precision and can facilitate the elimination of runout in rotation when mounted on a tooling machine, and a tapering method that uses the tapering assist. SOLUTION: The tapering assist 1 comprises a body 2 as a base, a work holding part 3 movably held on the body, and a driving part 4 for moving and positioning the work holding part, in which a central axis O of the body and a central axis P of the work holding part form a given angle A. The central axis O of a cylindrical portion 2a of the body and a central axis Q of a cylindrical portion 3a of the work holding part are aligned when a spacer 5 is held between the body and the work holding part.
Patent JP-2002217701-A (JP)
Title: Light emitting element drive circuit
Inventor: NODA TAKATOSHI
IPC: H03K17/78
Filed: 2001-01-15
Abstract: PROBLEM TO BE SOLVED: To provide a light emitting element drive circuit provided with a function of controlling the amplitude of an output pulse current that is principally characterized in that the circuit can constantly regulate a rate of overshoot to the amplitude of the output pulse current. SOLUTION: A bias current source I1 to generate a required minimum bias current to supplement a switching function of a final stage differential transistor(TR) pair 13 to e.g. a common emitter of a differential transistor(TR) pair 11. A TR Q9 generating a bias current of the differential TR pair 13 is connected to a connecting point between resistors RE1, RE2 connected in series with emitters of the differential TR pair 13. Furthermore, a TR Q12 is connected to the common emitter of the differential TR pair 13 to configure part of a current mirror circuit 14.
Patent JP-2002210985-A (JP)
Title: Ink jet head and its manufacturing method
Inventor: ITO TAKESHI
IPC: C09J163/00
Filed: 2001-01-15
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet head employing an adhesive exhibiting high workability and excellent performance after adhesion, and its manufacturing method. SOLUTION: Since an adhesive comprising epoxy resin, dicyandiamide and/or a derivative thereof, and aliphatic amine epoxy adduct is employed for bonding two members, a stabilized B stage state can be produced at a low temperature using a single liquid adhesive exhibiting excellent shelf life and high wettability to a member being bonded, and the adhesive can be hardened at a low temperature. Furthermore, an ink jet head having a high positional accuracy and exhibiting a high bonding strength with low variation while preventing ooze-out or flow-out of adhesive can be provided efficiently.
Patent JP-2002212726-A (JP)
Title: Method for forming silicon based thin film
Inventor: MATSUMOTO MITSUHIRO
IPC: C23C16/24
Filed: 2001-01-18
Abstract: PROBLEM TO BE SOLVED: To form a silicon based thin film having narrow optical band gap at a high film forming rate in a method for forming the silicon based thin film on a substrate by controlling the total pressure in a reaction vessel to >=4000 Pa, impressing high-frequency power or DC powder to electrodes provided in the reaction vessel to generate plasma and decomposing the gaseous starting material by the plasma. SOLUTION: As a dilution gas for diluting the gaseous starting material, a gas prepared by mixing 1-20 vol.% argon to helium is used.
Patent JP-2002210550-A (JP)
Title: Locally pressurized casting system
Inventor: SAWADA KIYOSHI
IPC: B22D17/22
Filed: 2001-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a locally pressurized casting system by which a cast product having high quality excellent in mechanical characteristic can easily and surely be obtained. SOLUTION: An accelerating means 14 for accelerating a response speed and a moving speed of a cylinder 2B for locally pressurizing, is arranged and a timing T21 for starting the local pressurization with the cylinder 2B for locally pressurizing, is synchronized with a timing T20 for starting the pressure intensification with a cylinder 2A for main pressurization.
Patent JP-2002217828-A (JP)
Title: Transmission power controller and transmission power compression method therefor
Inventor: HAYASHI TAKAHIRO
IPC: H04W52/04
Filed: 2001-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a transmission power controller and a transmission power compression method therefor, by which the communication quality of the as a whole is improved in the case of suppressing transmission power from a base station device, in a radio communication system carried out by a TPC (transmission control protocol). SOLUTION: A plurality of calls included in a transmission signal are classified into a plurality of groups on the basis of line types. For example, the calls are classified into line-switching type calls and packet-switching type calls. Next, the power value of the transmission signal is suppressed below the maximum allowable input power value of a power amplifier by suppressing individually the power value of each of the groups.
Patent JP-2001223024-A (JP)
Title: Electrolyte for lithium secondary battery
Inventor: KIN CHINSEI
IPC: H01M10/05
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To provide an electrolyte for a lithium secondary battery which can restrain the generation of gas inside of battery due to the decomposition of carbonate series organic solvent at the time of initial charge. SOLUTION: This is the electrolyte for the lithium secondary battery containing nonaqueous organic solvent and at least one kind of sulfone series organic compound selected from the group as shown in the equations (I)∼(III). In the equations, R and R' are the primary to tertiary alkyl group, alkenyl group, aryl group, or substituted alkyl group, alkenyl group or aryl group, while R and R' are identical or different. n is 0-3.
Patent JP-2002211547-A (JP)
Title: Item storing box
Inventor: MYOJIN KEISUKE
IPC: B65D5/52
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To provide an item storing box capable of being displayed as it is after it is used as an item storage member or an item transporting member and further capable of being utilized for a long period of time. SOLUTION: A cardboard box is constructed such that its upper surface 20 and almost segment 1a of a front surface 1 can be separated from other segments of the box through perforations 10 to 15, the separated segments are removed from the box to enable the items stored in the box to be displayed at a shop under a state in which the items stored in the box are exposed.
Patent JP-2001349228-A (JP)
Title: Starter generator
Inventor: SAKAMOTO TOMOKAZU
IPC: F02P7/067
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To install a rotor angle sensor and a pulse sensor of brushless dynamo- electric machine in a compact space, and improve angle detecting accuracy. SOLUTION: This generator 1 also serving as a starter is composed of a stator 50 arranged around a crankshaft 201 and an outer rotor 60 fixed to the crankshaft 201 and having a magnet 62 opposed to the outer periphery of the stator 50. A crank angle sensor 29 and the pulse sensor 30 integrally housed in a sensor case 28 are arranged on the inner periphery of the stator 50. A magnet ring 33 is fitted in the outer periphery of a hub 60a of the rotor 60. The crank angle sensor 29 and the pulse sensor 30 are integrally arranged and miniaturized, and the sensors are installed on the stator 50, and since position accuracy of the rotor angle sensor and the stator can be improved, angle position detecting accuracy of the rotor 60 is improved.
Patent JP-2002217541-A (JP)
Title: Multilayer printed wiring board
Inventor: SEGAWA HIROSHI
IPC: H05K3/28
Filed: 2001-01-22
Abstract: PROBLEM TO BE SOLVED: To provide a multilayer printed wiring board, in which standing waves and reflection are not generated. SOLUTION: A field via 160 and a filed via 260 are piled up and arranged immediately above a coaxial through-hole 66. An interconnection is not drawn in a direction parallel to the printed-wiring board. As a result, standing waves and reflection are not generated in the through-hole 66 and the field vias 160, 260, and the electrical characteristics of the multiplayer printed-wiring board can enhanced.
Patent JP-2002209898-A (JP)
Title: Ultrasonic diagnostic device
Inventor: OGASAWARA YOICHI
IPC: A61B5/352
Filed: 2001-01-22
Abstract: PROBLEM TO BE SOLVED: To provide an ultrasonic diagnostic device which stably and efficiently receives an echo from a contrast medium by giving a small amount of the contrast medium, and then, diagnoses the movement of a blood stream more minutely. SOLUTION: Image information for a portion, which hardly comprises contrast medium information and amounts n-1 sheets, is subtracted from additional information which is obtained by adding multiple (e.g. n-1 sheets) multi-shot image groups comprising contrast medium information. Image information based on the whole contrast medium existing on one scanning screen is obtained in terms of an image processing.
Patent JP-2002215385-A (JP)
Title: Calculation device, calculation method, and program utilizing residue number system expression
Inventor: SHINPO ATSUSHI
IPC: G06F7/53
Filed: 2001-01-22
Abstract: PROBLEM TO BE SOLVED: To provide a calculation device which is affected less by the installation of hardware therein and utilizing a residue number system expression with a high processing time reducing effect, according to key length. SOLUTION: A plurality of base parameters are installed on a ROM 131, and a base selector 20 selects an appropriate base (base parameter) according to a modulus size (key length). Based on a selected based parameter, a calculation with residue is performed, by using a calculation unit corresponding to the elements of the base.
Patent JP-2002214436-A (JP)
Title: Polarizing plate and liquid crystal display with the same
Inventor: SAIKI YUJI
IPC: G02B5/30
Filed: 2001-01-22
Abstract: PROBLEM TO BE SOLVED: To provide a polarizing plate excellent in color reproducibility of white and black displays of a liquid crystal panel and to provide a liquid crystal display with the polarizing plate. SOLUTION: In the polarizing plate, the chromaticities (xp, yp) of parallel transmitted light rays and the chromaticities (xc, yc) of crosswise transmitted light rays satisfy the expression (I) or the hues (ap, bp) of parallel transmitted light rays and the hues (ac, bc) of crosswise transmitted light rays satisfy expression (II). The polarizing plate preferably has a structure formed by disposing a protective film on at least one face of a polarizer obtained by adsorbing iodine on a polyvinyl alcohol film and carrying out orientation.
Patent JP-2002220880-A (JP)
Title: Extendable wall
Inventor: GOTO HIDEO
IPC: E04B1/62
Filed: 2001-01-23
Abstract: PROBLEM TO BE SOLVED: To provide an extendable wall having handleable dimensions and weight so as to facilitate installation, and capable of always supporting a joint plate at the central part and positioning the same in parallel to follow the expansion and contraction and rocking in the longitudinal direction without damage. SOLUTION: This extendable wall is constructed by one joint plate, the tip of rotatably fitted to a wall skeleton on the joint part side of one building, the other joint plate, the tip of which is slidably moved with the tip of the above one joint plate, and fitted to a wall skeleton on the joint part side of the other building, a locking piece for slidably locking the other joint plate and one joint plate with the tips thereof abutting to each other, a guide part formed in the horizontal direction in one joint plate, and a parallel keeping link device for the joint plate, which has an engagement piece slidably engaged with the guide part at the substantially central region of the joint part of the guide part at the substantially central area,  and is expanded and contracted so that the engagement piece region can be always positioned in the substantially central are of the joint part, and both end parts of which are pivoted on the wall skeletons of the right and left joint part sides.
Patent JP-2002213564-A (JP)
Title: Feed screw drive device and information recording and/or reproducing device
Inventor: FUJIBAYASHI SHIGEKI
IPC: F16H25/20
Filed: 2001-01-23
Abstract: PROBLEM TO BE SOLVED: To provide a feed screw drive device applying only axial force without applying radial force and preventing an increase of a drive load even at high- speed drive by devising the structure of the power transmission member of the feed screw drive device and to provide an information recording and/or reproducing device having the feed screw drive device. SOLUTION: A feed nut 48 coupled with a feed screw 45 is moved in the axial direction of the feed screw 45 by rotatively driving the feed screw 45 with a feed motor 46. This feed screw drive device is provided with a coil spring 57 exciting the feed nut 48 in the axial direction of the feed screw 45.
Patent JP-2002222466-A (JP)
Title: Shield device for small-sized input device
Inventor: WANIBE ATSUSHI
IPC: G07G1/01
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To suppress the danger of a leak of personal identification information to a 3rd party by shielding the display part of a small-sized input device so that it is hardly viewed by a person except an input person. SOLUTION: This device is equipped on the front side of its main body 2 with an input part 4 which inputs numbers, symbols, etc., of personal identification information, etc., a shield plate 10 which enables the input person to input to the input part 4 and view a display part 5 fitted to a small-sized input device and is stood at the periphery of the display part 4 while shielding the display part 5 for displaying the input information, etc., from the input part 4 so that it is difficult to a person other than the input person to view the display part 5, and a fitting part 20 for the shield plate 10 which is connected to the lower edge of the shield plate 10 and formed of a bottom plate 21 attached to the bottom surface 7 of the main body 2; and a couple of side plates 12 are provided so as to mutually spread from a rear plate 11 to the front side.
Patent JP-2002220931-A (JP)
Title: Concrete having self-destructibility and its demolition method
Inventor: NAMIKI HIRONORI
IPC: E04G23/08
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a concrete having such a self-destructibility that can not only crush itself into pieces without noise and vibration but also can be recycled and its dismantling method. SOLUTION: In this concrete, a sort of processing means or more than two sorts of processing means selected out of the following means consisting of a first processing means to mix a thin plate-like substance which acts as a crack in the concrete, a second processing means to mix an expansive substance of which cubical expansion factor by heat is larger than that of concrete and a third processing means to mix an electromagnetic substance of which temperature is likely to become higher than that of peripheral concrete by an electromagnetic heating is applied. In the first processing means, the concrete is dismantled by adding a tensile strength to it while in the second processing means, the concrete is dismantled by an internal strain which is generated by difference of the heat expansion factor between a high heat expansion substance and an internal strain.  Finally in the third processing means, the concrete is dismantled by an internal strain caused by a difference between the electromagnetic wave absorbing substance and the peripheral concrete by heating it with electromagnetic waves.
Patent JP-2002231776-A (JP)
Title: Semiconductor wafer and its testing method
Inventor: ITOU TAKAHARU
IPC: G01R31/319
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a wafer and its testing method, having a configuration capable of being inspected whether or not an overshoot of an output signal output from an output buffer circuit of LSI is a prescribed specification value or less, in a state that chips are arrayed on the wafer in the middle of a manufacturing process. SOLUTION: Product chips 10 are arrayed in a matrix form, and there are formed, in scribe regions 27, malfunction decision parts 20 and transmission line paths 25 which have a predetermined characteristic impedance, and cross either a center line 28H or 28V of the scribe regions 27 at least at one location. The malfunction decision part 20 contains a malfunction decision circuit 21, an external connection electrode 41, power source supplying electrodes 43, 44, and a reference potential supplying electrode 46 as required. Further, the transmission line path 25 connects an input end of the malfunction decision circuit 21 to a first bonding electrode 17 connected to, for example, an output buffer circuit block 15 as a predetermined circuit block in a bonding electrode 12.
Patent JP-2002229340-A (JP)
Title: Developer supply device and wet image forming device
Inventor: SATO OSAMU
IPC: G03G15/11
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a developer supply device capable of dispersing toner in liquid developer in a developer storing part while preventing the device from getting large, easily manufactured and having little risk that the developer is leaked out, and a wet image forming device. SOLUTION: Two channels, that is, a 1st channel 150 leading to the 2nd tank of a developer adjusting part and a 2nd channel 151 leading to a developer bottle from the halfway branching part 155 of the 1st channel again are connected to one spot of the bottom part of the developer bottle. A pump 146 generating a current in a direction being away from the developer bottle is provided at a position on the developer bottle side of the branching part of the 1st channel, and a switching valve 156 is provided at the branching part. When the developer is supplied to a developing device, the switching valve is set to a direction where the developer goes toward the 2nd tank side, and when the developer circulates, the switching valve is set to a direction where the developer goes toward the developer bottle side.
Patent JP-2001329149-A (JP)
Title: Biodegradable polyester-based resin composition and film
Inventor: NAKADA KOJI
IPC: C08K3/34
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To prepare a biodegradable film excellent in both of a molding processability and a tear strength of film and to obtain a resin composition to be used for the biodegradable film. SOLUTION: This biodegradable resin composition is obtained by compounding 100 pts.wt. of the total of an aliphatic polyester and a polylactone with 0.5-50 pts.wt. of a copolyester containing at least one kind of monomer constituent unit constituting the polymers, and if necessary, 5-30 pts.wt. of a talc having 3-10 μm particle diameter.
Patent JP-2002230476-A (JP)
Title: Two-dimensional bar code reader
Inventor: HOSHI JUNICHI
IPC: G06K7/10
Filed: 2001-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a two-dimensional bar code reader which enables even a handicapped person to easily read a two-dimensional bar code and decodes only a code for exclusive use to reduce the size and the cost. SOLUTION: A transparent window 19, larger than a specific two-dimensional bar code 12 to be read, is provided in the upper face of a portable reader 10 for exclusive use which reads the bar code 12, the bar code 12 is directly seen and is aligned with the reader 10, a push button 14 is provided on the upper face, and reading operation is started by depressing push button 14.