baber/WOPTO huggingface dataset:
Patent JP-2002344280-A (JP)
Title: Piezoelectric thin-film element and manufacturing method
Inventor: YAMADA AKIRA
IPC: H01L41/22
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a piezoelectric thin-film element having a small loss, and small variations in element characteristics and is capable of minute regulation of the resonance frequency, and to provide its manufacturing method. SOLUTION: The piezoelectric thin-film element is made to oscillated by applying a field to its piezoelectric film; the piezoelectric thin-film element includes a recessed part, in which the rear face of a support film under the piezoelectric film is exposed, by removing a part of the substrate from the rear face of the substrate; and then the resonance frequency of the piezoelectric thin-film element is regulated, by reducing the film thickness of the support film which is exposed in the recessed part.
Patent JP-2002340261-A (JP)
Title: Bell-and-spigot joint
Inventor: KATO TOMIJI
IPC: F16L21/08
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a bell-and-spigot joint taking an electromagnetic induction countermeasure not to exert influence of an induced current in the case of laying a communication cable on the side of an AC electric railroad or the like. SOLUTION: The inner peripheral part 16 between a metallic stopping ring 3 and a pipe end stopper part 11 in the metallic joint body 1 is provided with one or two or more conductive projections. When a resin-coated metallic pipe P for passing the communication cable is inserted in the joint body 1, the conductive projections 5 abut on the end part of the metallic pipe body 6 and bite into the outer surface of the metallic pipe body 6. Accordingly, the conductivity between the resin-coated metallic pipe P and the joint body 1 can be secured by the conductive projections 5.
Patent JP-2002337952-A (JP)
Title: Cold insulating container
Inventor: ASANO KAZUO
IPC: B65D81/18
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a cold insulating container which suppresses degradation in quality of perishable food, is highly operative in carrying and has high cold insulating ability. SOLUTION: The cold insulating container made of a foamed resin comprises a container body 6 and a lid 7. A water draining hole 1 opened at a higher position than a base 65 in the container is provided on a sidewall 60 of the container body 6. The draining hole 1 is coupled with a water passage 2 formed in the sidewall 60 of the container body 6, and the water passage 2 communicates from an upper end to a lower end of the sidewall 60.
Patent JP-2002337788-A (JP)
Title: Underwater propeller
Inventor: KAJIYAMA KOJI
IPC: B63H1/36
Filed: 2001-05-21
Abstract: PROBLEM TO BE SOLVED: To eliminate the possibility of degradation of material of a part corresponding to a caudal fin, caused by repeated movement. SOLUTION: A caudal fin type propeller is invented taking a hint from fish sailing to solve a problem of a screw used for the driving force of a ship at present. Since vibration is generated by every lateral movement, a pair of fins are arranged and moved in lateral symmetry to prevent vibration. At high speed, there is no energy loss caused by vortex formed by the rotation of the screw, so that the efficient propeller is provided. The laminated structure of metal and rubber seems to be suitable from the viewpoint of resilience and strength, but there is room for further research.
Patent JP-2002344596-A (JP)
Title: Portable terminal apparatus
Inventor: NIKAIDO TAKASHI
IPC: H04B1/3822
Filed: 2001-05-21
Abstract: PROBLEM TO BE SOLVED: To achieve a diversified usage form by expanding the degree of freedom in the position relationship between first and second enclosures, allow an apparatus to be also used while each enclosure is being closed, and to achieve improved strength in the entire apparatus in a portable terminal apparatus where the first and second enclosures are connected so that they can be folded freely. SOLUTION: In the portable terminal apparatus where the first and second enclosures 2 and 3 are connected so that they can be folded freely, the second enclosure 3 is supported so that it can be rotated freely with a first turning axis line 11 facing the thickness direction of the first enclosure 2 to the first enclosure 2 as a center, and is supported so that it can be turned freely to a second turning axial line 12 that orthogonally crosses the first turning axis line 11.
Patent JP-2002348865-A (JP)
Title: Adhesive anchor and execution method therefor
Inventor: SUGIMURA MASAMI
IPC: E02D5/80
Filed: 2001-05-22
Abstract: PROBLEM TO BE SOLVED: To provide an adhesive anchor and an execution method therefor, which enhance reliability and economy by improving a bolt used for the adhesive anchor and using a lightweight rod-shaped body having an anchoring force increased. SOLUTION: In the adhesive anchor, a vessel 4 accommodating a solidification agent 3 is inserted into a vertical hole 2, which is drilled in a base material 1 such as concrete, or the solidification agent 3 is directly injected into the vertical hole 2, and the rod-shaped body 5 such as the bolt is driven from above the vessel 4 so as to crush the vessel 4 and anchored by curing of the solidification agent 3. The rod-shaped body 5 is continuously curved or spirally wound around in an axial direction, and wholly formed in such a spiral shape that a frictional force is increased to increase the anchoring force.
Patent JP-2002354134-A (JP)
Title: Multiple dwelling house interphone system
Inventor: SUMIYA HIROSHI
IPC: H04M9/08
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a multiple dwelling house interphone system that suppresses a current consumed at a call from a visitor at a central entrance or a house entrance and at unlocking an electric lock on the entrance door of the central entrance so as to save the power and ensures excellent speech quality suppressing howling. SOLUTION: In the multiple dwelling house interphone system, at least one central entrance unit 1 comprising; a speech module 10 for making a call/speech; and a call switch for channel selection and calling connected to the speech module, a bus controller 4 that supplies power to the common bus and a plurality of living room master units 2, 2, etc., for calling/making a speech with the central entrance unit are connected to a common bus 3 in parallel, the bus controller is provided with an impedance increase circuit 51 to increase the output impedance, and a speech module of the central entrance unit and each living room master unit are respectively provided with resistors R4, R13 connected to the common bus.
Patent JP-2002048782-A (JP)
Title: Metering/feeding mechanism of aqueous solution for analysis and water quality analyzer using the same
Inventor: TANAKA MINAKO
IPC: G01N33/18
Filed: 2001-05-25
Abstract: PROBLEM TO BE SOLVED: To provide a metering/feeding mechanism of an aqueous solution for analysis capable of being connected to many aqueous solution samples, automatizing pretreatment, and metering and feeding a sample water or a reagent accurately. SOLUTION: A syringe pump 16 is connected to a common port A1 of a multi-port valve A, and a common port B1 of a multi-port valve B is connected to one port of distribution ports A2 of the multi-port valve A through a communicating tube 19. Four different sample passages are connected respectively to four distribution ports B2 of the multi-port valve B, and passages linked to reagents such as hydrochloric acid and an alkali solution and passages linked to a TC oxidation reaction part 2 or an IC reaction part 6, or the like are connected to the residual distribution ports A2 other than the port to which the communicating tube 19 of the multi-port valve A is connected.
Patent JP-2002350611-A (JP)
Title: High reflection silver mirror and reflection type optical parts
Inventor: OKANE MASANOBU
IPC: G02B5/08
Filed: 2001-05-25
Abstract: PROBLEM TO BE SOLVED: To provide a high reflection silver mirror which prevents decrease in the picture quality caused by ghosts, flare or the like and shows high reflectance. SOLUTION: In the high reflection silver mirror prepared by forming a high reflection film composed of at least silver 23 on a base material 21, a light shielding film consisting of a light shielding substance (black epoxy resin 22) is preliminarily formed directly on the optical effective face used for at least reflection or partly or wholly formed on the area out of the optical effective face and then the high reflection film is formed by a wet film forming method on the light shielding film.
Patent JP-2002346684-A (JP)
Title: Method for fabrication of shaft by bulging of metal shaft material
Inventor: IURA TADASHI
IPC: B21D39/08
Filed: 2001-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for fabrication of a shaft having a bulge part wherein the compressive force needed for making bulge in the middle of a metal shaft with larger diameter than that of the shaft is reduced as much as possible. SOLUTION: A work, which is held by a pair of rotating holders at a suitable interval D0 (initial grip interval), is rotated around the shaft and bent by stronger stress than the proof stress. The work between the rotating holders are repeatedly bent and bent back so as to reduce the yield stress of the work. Thereafter, the work is rotated, bent and pressed by the compression by drawing the both of the rotating holders nearer to each other, so that protrusions formed inside of the bending part of the work between the rotating holders may be built up all round the work to form a required enlarged part. Thereafter, the work is straightened by making the shaft axis of the rotating holders straight, and by stopping the compression and rotation, the required bulge part is formed at any location of the middle of the work.
Patent JP-2002354026-A (JP)
Title: Packet repeater
Inventor: SENOO SHOICHIRO
IPC: H04L49/901
Filed: 2001-05-29
Abstract: PROBLEM TO BE SOLVED: To reduce the load of a packet repeating process, without the increase in complexity of construction and the increase in cost. SOLUTION: When the packet repeater initializes a packet buffer 10 for storing packets, the packet repeater generates uniform random numbers, stores the uniform random numbers in random number fields 12-1 to 12-n coming with respective packet storing fields 11-1 to 11-n of the packet buffer 10, and assigns arbitrary empty packet storing fields 11-1 to 11-n to the uniform random numbers during the packet repeating operation. On the other hand, when probability calculation during transmitting operation, the packet repeater reads the values from the random number fields 12-1 to 12-n coming with the packet storing fields 11-1 to 11-n storing packets, and uses the values as random numbers.
Patent JP-2002358917-A (JP)
Title: Fluorescent display tube, its manufacturing method and conductive paste
Inventor: TSUJI HITOSHI
IPC: H01J31/15
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To dispose of poor conduction between an aluminum wiring and a positive electrode. SOLUTION: The fluorescent display tube is provided with a positive electrode 4 consisting of conductive particles 4, insulating body particles 4b having hardness of penetrating an oxide layer of wiring 2 by printing pressure and conductive films 4d adhered to them. In a process of forming the positive electrode 4, a conductive paste containing conductive particles 4a, insulating body particles 4b having hardness of penetrating an oxide layer of wiring 2 by printing pressure and alkoxide solution to become a conductive oxide 4c by baking is printed on an insulation layer as well as on a wiring 2 with aluminum as a main component in an opening 3a, and then, is baked.
Patent JP-2002349628-A (JP)
Title: Hydraulic buffer
Inventor: OTA AKIHISA
IPC: F16F9/36
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a hydraulic buffer which can always impart constant friction to a piston rod in a minute low speed range of a piston, independently of the oil seal. SOLUTION: In the hydraulic buffer, in which a rod guide 2 and the oil seal 3 are provided to an end part of a cylinder 1, and the piston rod 4 movably inserted into the inside of the cylinder 1 via the piston is slidably brought into contact with the inner circumference of the rod guide 2 and the oil seal 3, and led through to the outside; an annular groove 5 is formed to the inner circumference of the rod guide 2, a bush 6 which imparts constant friction to the piston rod 4 at minute piston speed, is fitted to the inside of the annular groove 5; and passage 7 formed, penetrating the inside of the bush 6 and a check valve 8 provided to the passage 7 to prevent back flow of the air and oil are provided to the bush 6.
Patent JP-2002369451-A (JP)
Title: Motor with pole position sensor
Inventor: INOUE NAOMI
IPC: H02K29/08
Filed: 2001-06-06
Abstract: PROBLEM TO BE SOLVED: To avoid a positional shift between a rotor core and a sensor rotor, which is produced by an excessive inertia force applied to a rotor. SOLUTION: This motor with a pole position sensor has a motor rotor A, which has a laminated core 1 and end plates 2A and 2B attached to both the ends of the laminated core and a pole position sensor 4 for detecting the pole position of the motor rotor. The sensor rotor 41 of the pole position sensor is fixed to the end plate 2A of the motor rotor, so as not to rotate. With such a constitution, the sensor rotor can be connected directly with the motor rotor, without having to use additional elements and the positional shift between the motor rotor and the sensor rotor can be avoided, so that the pole position of the motor rotor can be detected with high accuracy by the pole position sensor.
Patent JP-2002360919-A (JP)
Title: Game device
Inventor: KIKUCHI TORU
IPC: A63F13/52
Filed: 2001-06-06
Abstract: PROBLEM TO BE SOLVED: To provide a game device capable of making clear an image in a range observed by a player so that a concentration can be further given to a player. SOLUTION: In this game device having a curved screen having a curved plane of projection and a projector 25 for wide-angle projecting an image on the plane of projection of the curved screen 16, in the plane of projection of the curved screen 16, the projector 25 is disposed in such a position that the projection distance to the plane of projection frequently observed by the player P is shorter than the projection distance to another plane of projection.
Patent JP-2002367864-A (JP)
Title: Method for forming electrode foil for aluminum electrolytic capacitor
Inventor: TAKAHASHI SEITA
IPC: H01G9/04
Filed: 2001-06-07
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming an electrode foil for an aluminum electrolytic capacitor capable of improving quality of formation and reducing dispersion of electrostatics and an electrical strength of an anode foil. SOLUTION: The method comprises steps of: forming a compound film having a constant electrical strength on an etching foil 1 in chemical baths 5 and 8 having a plurality of cathode plates 4 and 7 connected to direct current power supplies 3 and 6, and electrolytic solution by contacting the etching foil 1 to a power supply roller 2 connected to the direct current power supplies 3 and 6; forming cracks on the chemical film by alternately applying mechanical stress on both surfaces of the etching foil 1; supplying power in the solution to the etching foil 1 in a power supplying bath 12 containing electrode plates 11 connected to an anode of a direct current power supply 10 different from the direct current power supply 3 and power supply solution;  and forming a chemical film having a prescribed electrical strength by re-converting the chemical film, in a plurality of chemical baths 14 and 16 having a plurality of cathode plates 13 and 15 connected to a cathode of the different direct current power supply 10 and electrolytic solution.
Patent JP-2002366976-A (JP)
Title: Program and device for displaying object
Inventor: KAMATA SEIICHI
IPC: G06T19/00
Filed: 2001-06-08
Abstract: PROBLEM TO BE SOLVED: To optionally switch a viewpoint operation with the up direction of a screen fixed and a viewpoint operation with the up direction of the screen made variable. SOLUTION: A move mode is judged in response to an operation input (step S1), and a viewpoint position and a line of sight vector corresponding to the judged move mode are decided (step S2). Furthermore, in the case the judged move mode is a move mode with the up direction fixed, the up direction of a plane of projection is decided to be a predetermined direction, and in the case the judged move mode is a move mode with the up direction made variable, the up direction of the plane of projection is decided according to a prescribed rule (step 3). Perspective transformation is performed on the basis of the decided viewpoint position and the line of sight vector and the plane of projection with the decided direction made to be up to plot an image of the object (step S4), and the plotted image is displayed (step S5).
Patent JP-2002372128-A (JP)
Title: Gear
Inventor: MATSUMOTO NOBUYUKI
IPC: F16H55/22
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To increase the rotational torque between a rotary shaft and a wheel gear while sufficiently ensuring the thickness of a boss part without changing the diameter of the boss part of the wheel gear. SOLUTION: The wheel gear 34 is molded on a base end part of the rotary shaft 12 in a gear 10, and the wheel gear 34 is coupled with the base end part of the rotary shaft 12 at a wheel part 36 and the boss part 38. Since the contact surface area of the rotary shaft 12 with the wheel gear 34 is increased with a coupling part with the wheel part 36 of the rotary shaft 12 as a large diameter part 20, the coupling force of the rotary shaft 12 with the wheel gear 34 is increased, and the rotational torque therebetween can be increased. In addition, since a coupling part of the rotary shaft 12 with the boss part 38 is formed to be a small diameter part 26, the thickness (the dimension L) of the boss part 38 can be sufficiently ensured without changing the diameter (the dimension W) of the boss part 38, and cracks of the boss part 38 caused by the rotational torque, the temperature change, etc., applied to the boss part 38 can be prevented thereby.
Patent JP-2002370183-A (JP)
Title: Monitor and monitoring system
Inventor: MIZOKAWA TAKASHI
IPC: G08B25/00
Filed: 2001-06-15
Abstract: PROBLEM TO BE SOLVED: To reduce a sense of incompatibility imparted to a user. SOLUTION: This monitor is provided with a recognizing device 102 for recognizing a surrounding environment by acquiring information on the surrounding environment, a behavior control part 107 for determining behavior on the basis of emotions generated by an emotion generating means by generating the emotions on the basis of the surrounding environment recognized by the recognizing device 102, and a mode control part 103 for switching an autonomous mode and a monitoring mode, and determines the behavior according to switching indication of the mode control part 103.
Patent JP-2002116904-A (JP)
Title: Display method for portable electronic device and portable electronic device
Inventor: YAMAZAKI SHUNPEI
IPC: G06F17/30
Filed: 2001-06-18
Abstract: PROBLEM TO BE SOLVED: To reduce the power consumption of a device being a portable thin book. SOLUTION: This device is provided with a case body, a microcomputer in the case body, a detachable memory, a temporary keeping memory in the case body for temporarily storing data supplied from the detachable memory, a keyboard on the upper surface of the case body, a liquid crystal display panel operably connected to the microcomputer and the matrix of sensors arranged side by side on the liquid crystal display panel. Plural pages stored in the temporary keeping memory are simultaneously displayed on the liquid crystal display panel.
Patent JP-2002248466-A (JP)
Title: Apparatus and method for cleaning polluted water and groundwater
Inventor: KATO KINYA
IPC: C07C21/12
Filed: 2001-06-18
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus capable of cleaning polluted water such as groundwater efficiently without causing secondary pollution, by using a chlorine generating means (a chlorine steel cylinder or a chlorine solution, namely, functional water) without requiring activated carbon or microorganism treatment. SOLUTION: In this apparatus and method, groundwater containing pollutants is aerated with a gas. The resultant gas containing the pollutants is mixed with a chlorine-containing gas, and then the mixed gas is irradiated with light to decompose the pollutants.
Patent JP-2002373167-A (JP)
Title: System and method for providing information
Inventor: SAKAMOTO SATORU
IPC: G06Q30/02
Filed: 2001-06-18
Abstract: PROBLEM TO BE SOLVED: To provide a system and method for providing information which enable a meticulous advertising activities coherent to a place or a region and adaptive to each environment as necessary. SOLUTION: This information providing system is provided with a video monitor 121 arranged in a portable or mobile medium for displaying a plurality of pieces of information including at least picture information, a semiconductor memory 122 for storing a plurality of pieces of information, a selection control part 123 for selecting the specific information from those information, and for making a video monitor 121 display it, a GPS device 124 for detecting the position of the portable or mobile medium as position information, and an information selecting means 111 for acquiring the position information from the GPS device 124, and for outputting a selection signal based on this position information.  When acquiring the selection signal, the selection control means 111 makes the video monitor 121 display the prescribed information corresponding to the selection signal from the plurality of the pieces of information stored in the semiconductor memory 122.
Patent JP-2003000222-A (JP)
Title: Culture tank
Inventor: HARADA SUSUMU
IPC: C12M1/06
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a culture tank suitable for smooth culture, agitated by aeration and having increased gas-liquid contact area to increase the transfer of oxygen from bubbles to liquid, raise the dissolved oxygen concentration by improving the mixing of the liquid and the bubbles with a blade having a relatively simple structure and decrease the diameter of the bubble. SOLUTION: The culture tank is provided with an agitation blade to perform the agitation by aeration. The blade is composed of a disk turbine blade provided with a circular center ring 2 placed at the center, a pair of rings 4 having openings 6 to suck the fluid from above and below, plural blades 3 placed between the circular center ring and the pair of the rings 4 and bubble-dividing members 7, 8 placed on the circumferences of the circular center ring 2 and one of the above pair of the rings 4 and at the part to eject the liquid from the plural blades and effective for dividing the bubbles passing through the members.
Patent JP-2003005821-A (JP)
Title: Apparatus for inspecting process control system and method thereof
Inventor: HIYAMA KAZUO
IPC: G05B23/02
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To solve the problem that inspection/maintenance must be considered at the minimum cost for restarting plants where maintenance costs are requested to be particularly low such as inactive plant and a plant of a low operating rate which operates only in a particular season in the situation that reduction in general maintenance costs has to be preferentially considered. SOLUTION: An inspecting apparatus is so designed that it can be easily installed without being accompanied with the remodeling of a process controller itself so that both an inspection within a periodic inspection of an operating plant and inspection and maintenance at the minimum costs during the operation halt period of an inactive plant or a plant with a low operating rate are made compatible.