baber/WOPTO huggingface dataset:
Patent JP-2003318031-A (JP)
Title: Noise filter
Inventor: MURAKAWA KAZUO
IPC: H01F17/06
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a noise filter that can remove noise in a normal mode by using a core made of a magnetic material and by suppressing magnetic saturation.  <P>SOLUTION: This normal mode noise filter 4 for power is constituted by fitting the core 2 made of the magnetic material to a power supply line 1 and, at the same time, passing a conductor 3 which becomes a secondary winding through the hole 2a of the core 2. After the conductor 3 is passed through the hole 2, both ends of the conductor 3 are connected to each other in a loop- like state (endless state).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003310608-A (JP)
Title: Array-type ultrasonic transducer
Inventor: ADACHI HIDEO
IPC: A61B8/00
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To execute harmonic imaging with high sensitivity, high space resolution and high contrast resolution by configuring additional members such as damping layers or the like corresponding to respective frequencies of a fundamental wave transmission frequency f0 and a harmonic reception frequency nf0 (n is an integer ≥2).  <P>SOLUTION: Each element constituting an array has a split-type structure, and a pair of fundamental wave transmitting piezoelectric oscillators 1a, 1b and a harmonic receiving piezoelectric oscillator 2 disposed such that the oscillator 2 is sandwiched by the oscillators 1a, 1b are disposed such that central axes of ultrasonic fields formed by both the oscillators 1a, 1b and 2 agree with each other. Characteristics in size and materials of the respective piezoelectric oscillators 1a, 1b, 2 or the damping layers are designed on the basis of a prescribed equation, and both the piezoelectric oscillators 1a, 1b and 2 are separated and fixed by screen-like wiring printed circuit boards. A reception voltage signal is processed by an additional capacitor or an additional coil.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003310088-A (JP)
Title: Artificial seaweed bed
Inventor: NISHIBORI SADAO
IPC: A01K61/00
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To protect seaweeds from vermin damages, enhance fish-gathering effect and bring the seaweeds to easily adhere to a seaweed bed.  <P>SOLUTION: The seaweed bed 1 comprises a three-dimensional spring structure 3 having through-holes 2 as a medium for tangle weeds, a cast iron block 4 for generating iron ions and a concrete weight 5 to form a unit so as not to be flown by a sea current. The cast iron block 4 is included in a predetermined spot of the three-dimensional spring structure 3. The through-holes 2 are formed in the longitudinal direction of the tabular three-dimensional spring structure 3, but they may be formed in other directions. The concrete weight 5 is fixed to the three-dimensional structure 3 with an adhesive (mortar or the like) 6 and tightening metal fittings 7 which comprise anchor bolts 8 fixed to a hole and nuts 9 combining to the anchor bolts 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003324891-A (JP)
Title: Motor
Inventor: KOBAYASHI KAZUTAKA
IPC: H02K7/08
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a motor which makes it possible to omit adjustment of the perpendicularity of a rotation central axis and adjustment of the height of a stator core.  <P>SOLUTION: A stator 20 has a base plate 10. The base plate 10 is made of resin and comprises a core support portion 14, which is made of resin and supports a core 22 with wires 24 wound thereon; a shaft support portion 50, which rotatably supports a rotating shaft 38 which is integrally rotated with a rotor 36; and a mounting portion 58 for mounting the motor on equipment. The shaft support portion 50 has a thrust pad portion 54 against which the rotating shaft 38 is directly abutted in the direction of thrust and which permits the rotation of the rotating shaft. The rotor 36 has a disk placement portion 42. The mounting portion 58 contained in the base plate 10 is formed on a surface, in parallel with the disk placement portion 42.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330539-A (JP)
Title: Autonomous moving robot and autonomous moving method thereof
Inventor: MIYAJI SHIN
IPC: B25J5/00
Filed: 2002-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an autonomous moving robot and an autonomous moving method which do not conduct undesirable moving halt even in a state that the landmark can not be recognized temporarily.  <P>SOLUTION: The autonomous moving robot recognizes the landmark, which is set along a moving path to command actions, by two cameras, and moves in response to the action command of this landmark. When the landmark is temporarily shielded by an obstacle on the moving process, a virtual target (controlled variable) is set by an computer based on data from an encoder and a gyro so as to be on a direction and distance of a mark recognized by the camera just previously (before shielding) and a wheel motor is controlled based on this virtual target (controlled variable) and the autonomous moving robot is moved to a target position. Thus, the robot can move until next mark based on the virtual target even if the next landmark is temporarily shielded by the obstacle when the next landmark is recognized after start.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003331931-A (JP)
Title: Charged state detecting device for secondary cell
Inventor: SAKAI SHOJI
IPC: G01R31/36
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a charged state detecting device for a secondary cell capable of detecting charged state with high accuracy even in the polarized state for charging.  <P>SOLUTION: The charged state detecting device for a secondary cell comprises a voltage detection means 50 detecting the voltage V of the secondary cell B charged and discharged under the regulation of a regulator 30 mounted to a vehicle, regulating an alternating current generator 10 and the output voltage of the same, a current detection means 40 detecting the current I of the secondary cell B, a temperature detection means 60 detecting the temperature T of the secondary cell B; and a charge polarization state detection means 70 detecting the degree of influence P on the current-voltage property of the secondary cell B, caused by the polarization of the secondary cell B. When the degree of influence P exceeds a prescribed value, the degree of influence P is compared with a threshold depending on the voltage V, the current I, and the temperature T of the secondary cell, and the charged state of the secondary cell is determined.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330098-A (JP)
Title: Photographing device, photographing device with editing function, photographic printing device, print paper unit, control method for the photographing device with the editing function, control program for the photographing device with the editing function, and computer-readable recording medium where the program is recorded
Inventor: AKIMA MASAMICHI
IPC: G03B17/18
Filed: 2002-05-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a beautiful photographed image by suppressing undesirable influence of an arrangement of constitution members having no direct relation to photography upon the photographed image and to make the space needed for installation and use of a device smaller.  <P>SOLUTION: A photographing device 1 with an editing function is equipped with a photographic room 3 for photographing a subject, a camera 11 for photographing the subject, and an image editing device 16 for editing the photographed image, and a user in the photographic room 3 operates the image editing device 16. The image editing device 16 is equipped with a display panel 16a for displaying an image to be edited which includes the photographed image on the floor surface 4a of the photographic room 3 to the user in the photographic room 3 and an input reception panel 16b for receiving input for editing of the image to be edited on the floor surface 4a of the photographic room 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003337052-A (JP)
Title: Displacement measuring apparatus such as optical encoder, optical sensor, and the like
Inventor: IGAKI MASAHIKO
IPC: G02B5/124
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a microminiature high-efficiency reflecting scale for a reflecting optical encoder which is beneficial to reduction of power consumption.  <P>SOLUTION: In a plurality of roof mirrors in which reflecting surfaces 44a, 44b formed by regularly arranging microroof arrays/roof prism arrays are counterposed by specified angles, the reflecting surfaces 44a, 44b arranged in one-dimensional direction are formed on one surface of a translucent board 44c. After a flux of light caused to diverge form a light supply means 31 is reflected by the reflecting surfaces 44a, 44b of a reflector 44, the reflected beams lap mutually on a light receiving surface 41 or at an arbitrary position in its vicinity. The beam caused to diverge from the means 31 which has a plurality of luminous regions is approximately gathered within the surface of the reflector 44, and the flux of light emitted from the means 31 having a spread angle is approximately gathered within the surface 41, and the ray density of the luminous flux on the surface 41 increases.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003337886-A (JP)
Title: Customer sorting support system
Inventor: ITO MASAHIRO
IPC: G06Q30/02
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a customer sorting support system for presenting a group of pieces of recommended merchandise for a customer from merchandise purchase trend of the customer.  <P>SOLUTION: In a support system by a computer for observing the merchandise purchase trend of the customer and for presenting the recommended merchandise to the customer on the basis of an observation result, it is provided with a merchandise distribution data base 3 having a plurality of identifiable virtual BOXes in which a plurality of pieces of merchandise in various categories are distributed and registered by being associated with one another, a merchandise distribution means 2 for distributing and registering a plurality of pieces of the merchandise including merchandise purchased by the customer by associating them with any one of a plurality of the identifiable virtual BOXes by every one of the individual pieces of merchandise selected by one or a plurality of observers and a first recommended merchandise sorting means 7 for taking out a group of pieces of merchandise in the various categories distributed to any of a plurality of the identifiable virtual BOXes from the merchandise distribution data base as a group of the recommended merchandise to the same customer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003348032-A (JP)
Title: Digital broadcast system
Inventor: WADA MASATO
IPC: H04H20/42
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital broadcast system by which segments allocated to the respective channels are effectively used.   <P>SOLUTION: A broadcast station 1 collects pieces of viewing information from a plurality of receivers 2 and viewing ratio of each of a plurality of pieces of contents data to be simultaneously broadcasted by using pieces of the viewing information. The broadcast station 1 further determines the number of segments to the respective pieces of contents data according to the calculated viewing ratio and broadcasts the respective pieces of contents data by using the number of segments equivalent to the number of determined segments.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346377-A (JP)
Title: Optical pickup device and optical disk
Inventor: DOWAKI MASARU
IPC: G11B7/135
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical pickup device that can reliably output the signals of the pickup itself and the signals containing the information required to control the objective lens position.   <P>SOLUTION: The return light flux reflected on the recording surface of an information recording medium 15 is received by photosensors 59 through an optical element which includes at least one diffraction element 53 whose diffraction efficiency less depends on the incidence angle of the return light flux. Each optical sensor outputs the signals matching the light amount it receives. Since the average level of at least one of those output signals is made to take a desired value, it is possible to output the signals suitable for a push- pull circuitry.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003344771-A (JP)
Title: Zoom optical system and image pickup device using the same
Inventor: KAMO YUJI
IPC: H04N5/225
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a zoom optical system realizing power saving, a simple mechanism, light weight, miniaturization and high performance simultaneously, and an image pickup device using the zoom optical system.   <P>SOLUTION: The zoom optical system has at least three reflection surfaces G1 to G4 whose shape is variable and whose power is set to be negative, positive and positive in order from an object side, and performs variable power by changing the shape of the reflection surfaces, then all the optical elements have the reflection surfaces.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346359-A (JP)
Title: Coil substrate for lens drive and lens drive
Inventor: SUZUKI JUN
IPC: G11B7/09
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide coil substrates for a lens drive which can be miniaturized without requiring complicated control such as switch control of energizing to a coil.   <P>SOLUTION: The coil substrates 80 and 90 to be used for the lens drive are provided for the drive of an optical disk, and are obtained by respectively arranging a tracking coil and a pair of focus coils on a nearly rectangular substrate. In the direction of the longer edge of the substrate, one pair of the focus coils are arranged on both of the sides of the tracking coil. Furthermore, the tracking coil and the respective focus coils are arranged aligned nearly in a line in the direction of the longer edges of the substrates 80 and 90 or can have nearly the same widths in the direction of the shorter edges of the substrates 80 and 90. Thus, the width in the direction of the short edges of the substrates can be reduced and the substrates 80 and 90 and the magnets 11 and 12 can be miniaturized, thereby the whole lens drive can be miniaturized.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341007-A (JP)
Title: Printing scraper
Inventor: HAMASHIMA HIROSHI
IPC: B41F9/10
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printing scraping-off scraper made long in life and capable of uniformly and stably scraping off ink without generating irregularity even under high speed printing.   <P>SOLUTION: A spiral groove is provided to the outer peripheral side surface of a columnar body and the sprayer is formed so as to scrape off ink or the like at the time of printing by the edge formed to the edge part of the groove and the edge is formed of ceramics.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003339385-A (JP)
Title: New 3-hydroxybutyric acid dehydrogenase gene, method for producing the same enzyme, method for measuring ketone body by using the same enzyme and composition for measurement
Inventor: SOGABE ATSUSHI
IPC: C12Q1/32
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gene encoding a new 3-hydroxybutyric acid dehydrogenase, a new 3-hydroxybutyric aciddehydrogenase, a method for producing the enzyme by a gene recombinant technology and a composition for measuring a ketone body by using the same enzyme.   <P>SOLUTION: This gene encodes the following bacterium-derived 3- hydroxybutyric acid dehydrogenase as a protein of (a) or (b). (a) A protein having a specific amino acid sequence. (b) A protein consists of an amino acid sequence obtained by lacking, substituting or adding 1 or several amino acids in the amino acid sequence (a), and has the 3-hydroxybutyric acid dehydrogenase activity.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340808-A (JP)
Title: Stile rail members for fittings
Inventor: NAKAMOTO SUKEMASA
IPC: B27M3/00
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide stile rail members for fittings which are free of warping and torsion, by making use of a composite board for which laminates of veneer are used.   <P>SOLUTION: A medium-grade fiberboard 4 or a hard fiberboard is bonded to both of the surface and the rear of a veneer laminate material 2 prepared by laminating a plurality of veneer sheets 3 and the directions D of the tree axes of the veneer sheets 3 are all aligned with the direction of the length. In another way, the medium-grade fiberboard 4 or the hard fiberboard is bonded to both of the surface and the rear of the veneer laminate material 2 prepared by laminating a plurality of veneer sheets 3 made of trees having spiral grains G and the directions of the tree axes of the veneer sheets 3 are all aligned with the directions of the length, while the respective face sides 3a and back sides 3b of the veneer sheets 3 are aligned with the same direction. These stile rail members 1 for fittings are used as a doorframe of an interior door 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004001119-A (JP)
Title: Ultrasonic machining device
Inventor: MURAKAMI TAIZO
IPC: B24B37/00
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrasonic machining device capable of improving machining efficiency and reducing a futile use of abrasive grain liquid.  <P>SOLUTION: In this ultrasonic machining device, a tool 9 is vibrated by ultrasonic waves, and a shape copying the shape of the tool 9 is formed on a workpiece 13 by transmitting the vibration to abrasive grain. The abrasive grain is supplied to the surrounding of the tool 9 together with liquid in a state of the abrasive grain dispersed in the liquid. When the tool 9 is vibrated, bubbles are generated in the abrasive grain dispersed liquid and the bubbles stay around the tool 9. The tool 9 is excited by an excitation means in a mode in which the abrasive grain dispersed liquid is held around the tool 9. The tool 9 is constituted to be mounted on a horn 23. Vibration of an ultrasonic vibrator (excitation means) 24 is transmitted via the horn 23. The horn 23 is constituted in a fan shape.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004001646-A (JP)
Title: Steering control device for vehicle
Inventor: SUDA KATSUHIRO
IPC: F16H25/20
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a steering control device for a vehicle with a new mechanism using a ball screw mechanism that can attain further miniaturization.  <P>SOLUTION: This steering control device for the vehicle is provided with a first input shaft 1 connected to a steering wheel; a second input shaft 2 connected to a motor 8; an output shaft 3 connected to a steered wheel; a first transmission means 6 for rotating a nut 5 by the rotation of the first input shaft 1 so that the rotation of the first input shaft 1 is transmitted to the rotation of the output shaft 3; and a second transmission means 7 for putting the nut 5 in linear motion in an axial direction to the output shaft 3 by the rotation of the second input shaft 2 so that the rotation of the second input shaft 2 is transmitted to the rotation of the output shaft 3. The center line of the second input shaft and the center line of the output shaft 3 are arranged almost on the same straight line.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004009830-A (JP)
Title: Collision form determining device
Inventor: MIYATA YUJIRO
IPC: B60R21/16
Filed: 2002-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To accurately detect a deceleration peak generated by the collision of a vehicle and to determine the symmetric collision or asymmetric collision at that time.  <P>SOLUTION: This collision form determining device comprises: left/right deceleration detecting means 24, 26 disposed on the left side and right side of the front part of the vehicle to detect the deceleration on the left side and right side in the longitudinal direction of the vehicle in a prescribed cycle; a deceleration integrated value computing means 32 for integrating the left and right deceleration by time to compute left and right deceleration integrated values; a peak detecting means 34 for detecting the respective peaks of the left and right deceleration; and a symmetry determining means 36 for determining whether the collision form of the vehicle is symmetric or asymmetric based on the left and right deceleration integrated values.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004014240-A (JP)
Title: Vacuum valve
Inventor: TOMOMITSU KOICHI
IPC: H01H33/66
Filed: 2002-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vacuum valve capable of constructing an optional conduction coil by combining a plurality of coil segments.  <P>SOLUTION: For the vacuum valve used for a current switch composed of a vacuum container 3 formed by airtightly sealing both end surface of openings of an insulation container 1, and not less than one pair of electrodes 5 connection/disconnection freely arranged to respective current passages through conduction axes 4, conduction coils 6 for current control are arranged between respective electrodes 5 and conduction axes 4, and respective conduction coils 6 are constructed by combining a plurality of coil segments 10.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004013079-A (JP)
Title: Optical device
Inventor: NAKAMURA NORIYUKI
IPC: G02B5/30
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To retain an inexpensive and single polarization state with a simple configuration.  <P>SOLUTION: The optical device consists of: a first and a second optical fiber 1a, 1b; a first and a second lens 2a, 2b; and a polarization separating element 3 and a polarization rotating element 4 disposed between the first and the second optical fiber. The polarization separating element 3 allows separation for every polarization component in the polarizing direction having different incident light from the first optical fiber 1a. The polarization rotating element 4 allows rotation adjustment so that one polarized light of two polarization components separated by the polarization separating element may be unified with the other polarized light. The second lens 2b allows to condense one polarization component rotated and adjusted by means of the polarization rotating element 4 and the other polarized light separated from the polarization separating element 3 into single polarization. The condensed single polarized light is joined to the second optical fiber.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004010343-A (JP)
Title: Truck with lift for grain bag or the like
Inventor: IDE NORIHIRO
IPC: B66F9/06
Filed: 2002-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact truck with a lift excellent in operability capable of easily performing work to close the mouth of the grain bag or the like.  <P>SOLUTION: The truck is equipped with a pair of right and left front wheels 3, 3 and traveling wheels 2, 2 in the front and rear of an opened forward U-shaped vehicle frame 1. A lift frame 4 is vertically provided at the center of the rear part of the vehicle frame 4 and a pair of wide steering wheels 7, 7 at the rear part. A lifting body 5 with a fork 6 in the front is liftably constituted along the lift frame 4 and a middle work position M capable of working to close the mouth 59 of the grain bag 12 or the like on the fork 6 from the rear part of the lift frame 4 is set up between an upper end position H and a lower end position L.  <P>COPYRIGHT: (C)2004,JPO