baber/WOPTO huggingface dataset:
Patent JP-2002223666-A (JP)
Title: Rearing equipment for fish and shellfish
Inventor: MATSUGI SHIN
IPC: A01K63/04
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a rearing equipment for fishes and shellfishes capable of reducing running cost. SOLUTION: This equipment of water-circulating type designed to circulate the water in a rearing tank with the fishes and shellfishes are reared therein through a circulating path 2 and purify the water during passing it through the path 2 has the following construction and scheme: the circulating path 2 is equipped with a foam separatory tank 3; a bubble generator 4 for making a foam separation in the tank 3 is set in motion in the temporal zone during which the fishes and shellfishes much secrete mucous matter and controlled so as to put to a halt in the temporal zone during which they slightly secrete mucous matter; when the fishes and shellfishes slightly secrete mucous matter and therefore stable foams cannot be formed in the tank 3, the bubble generator can be put to a halt.
Patent JP-2002228275-A (JP)
Title: Supercritical steam compression refrigerating cycle
Inventor: TANAKA TAKASHI
IPC: F25B1/10
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a supercritical steam compression refrigerating cycle capable of securing cooling capacity during high efficient operation and on a high outside air temperature condition. SOLUTION: The supercritical steam compression refrigerant cycle is provided with a gas cooler 2, a throttle valve 8, an economizer 7, an expansion valve 4, an evaporator 5, a compressor 1, and a refrigerant injection line 9 to guide a refrigerant, passing the economizer 7 reduced in a pressure by the throttle valve 8, to the middle of the suction compression of the compressor 1. A refrigerant injection line 9 is provided with an injection pressure switching means 20.
Patent JP-2002224238-A (JP)
Title: Sprinkler fire extinguishing equipment
Inventor: TAKEUCHI TAKASHI
IPC: A62C3/07
Filed: 2001-02-06
Abstract: PROBLEM TO BE SOLVED: To provide a sprinkler fire extinguishing equipment installed in a cold district preventing the freezing of fire extinguishing liquid inside the pipes in the winter and filling the fire extinguishing liquid in the secondary pipes in seasons without the danger of the freezing. SOLUTION: In this sprinkler fire extinguishing equipment, the valve body 2 of a flowing water detector 1 is normally closed by a locking mechanism L, a fire sensor S or a temperature sensor T is installed near a sprinkler head H and dire signals are generated and the locking mechanism L is released by the operation of the fire sensor S or the temperature sensor T. The supply and discharge of fluid inside the secondary side piping 52 are controlled manually or by detection signals from the temperature sensor T.
Patent JP-2002228923-A (JP)
Title: Image-forming optical device
Inventor: TOYAMA MINORU
IPC: G02B13/00
Filed: 2001-02-07
Abstract: PROBLEM TO BE SOLVED: To realize an image-forming optical device equipped with a rod lens array and having optimum refractive index distribution for obtaining high resolving power. SOLUTION: When a distance in a radial direction measured from the optical axis of a rod lens is (r), a refractive index on the optical axis of the rod lens is n0, refractive index distribution coefficients are g, h4, h6 and h8, the refractive index distribution of the rod lens is expressed by an expression 45. Then, the refractive index distribution coefficients h4, h6 and h8 are set on the ellipsoidal solid of revolution in an orthogonal coordinate where h4 is shown on x-axis, h6 is shown on a y-axis, and h8 is shown on z-axis.  When a vector from the origin of the orthogonal coordinate to the center of the ellipsoidal solid of revolution is O*, vectors in the major axis direction, middle axis direction and minor axis direction of the ellipsoidal solid of revolution are A*, B* and C* respectively, the ellipsoidal solid of revolution is defined by a vector X* expressed by an expression 46.
Patent JP-2002237644-A (JP)
Title: Optical transmitter
Inventor: SUNAGA YOSHINORI
IPC: H01S5/022
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide an optical transmitter having stabilized frequency characteristic and superior yield. SOLUTION: In an optical transmitter, a light-emitting element chip 30 and a drive element chip 20 for applying a signal current to the light-emitting element are subjected to hybrid mounting, a chip resistor 60 or a chip jumper is bridged across an electrode 31 of the light-emitting element chip 30 and an electrode 21 of the drive element chip 20. Parasitic inductance can be made smaller, as compared with that of a bonding wire. Manufacturing is enabled, in such a manner that parasitic capacitance becomes a prescribed value.
Patent JP-2002236447-A (JP)
Title: Method and device for information processing regarding prime number
Inventor: AKISUE OSAMU
IPC: G06F7/72
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide an information processing method and a device by which speedily decide and use a prime number. SOLUTION: The information processing method which decides and uses prime numbers which are equal to or larger than Pi+1 by using an (i)th prime number Pi and an (i+1)th prim number Pi+1 (i; arbitrary natural number, Pi<Pi+1, where P1=2 and P2=3) includes (a) a process of storing Pi and Pi+1 in a prime number storage means, (b) a process of setting a series of natural numbers as an object of prime number decision making according to the Pi and Pi+1 stored in the prime number storage means and storing it in a prime number decision object series storage means, (c) a process of constituting a series used to decide the prime numbers by using multiple of 2, 3,..., Pi-1, Pi, etc., and storing it in a prime number deciding series storage means, and (d)  a process of deciding the prime numbers by contrasting the prime number decision object series stored in the prime number decision object series storage means with the prime number deciding series stored in the prime number deciding series means by a series contrasting and prime number deciding means. Then a prime number product is used for information ciphering.
Patent JP-2002244473-A (JP)
Title: Fixing device and image forming device equipped therewith
Inventor: KAJI KEIGO
IPC: G03G15/20
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device capable of excellently performing the cleaning of the surface of a pressure body in a short time with a low power consumption, and preventing the occurrence of an image staining by residual toner on the pressure body and the occurrence of a winding jam of recording material around the pressure body, and an image forming device equipped with the fixing device. SOLUTION: The circumferential speed of a fixing film 6 and a pressure roller 9 can be switched to either a first specified speed for fixing processing or a second specified speed set lower than the first specified speed so as to decrease the contact speed of a cleaning roller 13 with the roller 9. At the non-fixing processing time on a specified condition, the film 6 and the roller 9 are rotated at the second specified speed as the circumferential speed while they are heated by a heater 1, whereby removal by the roller 13 is performed.
Patent JP-2002249112-A (JP)
Title: Packaging method of wound bundles of electric wire by heat shrinking film
Inventor: KASAHARA HIDEO
IPC: B65B53/00
Filed: 2001-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a packaging method of a wound bundle of electric wire by heat shrinking film wherein direct adhesion of dirt, dust, oil, water and the like to the bundle of electric wire can be prevented, an end of the film does not stingingly touch skin even if the bundle of electric wire are handled by bare hands, the electric wires can be easily taken out after binding bands are removed, any extra electric wires remained unused can be contained without scattering, bundle's form is not deformed and carrying and handling qualities can be improved. SOLUTION: The packaging method comprises a process of coating a biaxially oriented heat shrinking film 11 in a cylindrical shape on an outer circumferential face 10A of a ring of the bundle of electric wires 10 wound in a ring form, a process of fusing by heat and forming in the cylindrical shape an overlapping portion 16 of the biaxially oriented heat shrinking film 11, a process of wrapping the circumferential face 10A of the ring of the bundle of electric wire 10 and a side circumferential face 10B of the ring by heat shrinking, and a process of folding both ends of the cylindrical portion of the cylindrical biaxially oriented heat shrinking film 11 into a hole 12 of the bundle of electric wires 10 to heat-shrink again to package total circumferential face of the bundle of electric wires 10.
Patent JP-2002243522-A (JP)
Title: Filled-up fuel level visual confirmation device in fuel tank
Inventor: FUJITA YASUSHI
IPC: B60K15/00
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a filled-up fuel level visual confirmation device capable of providing a comparatively accurate visual confirmation of a filled-up state of fuel irrespective of a horizontal or inclined state of a fuel tank during fueling. SOLUTION: In the fuel tank, a filter tube 5 is attached to a filler opening 2. A float 10 which can be visually confirmed from the filler opening 2 is housed in the filter tube and it is connected to a bottom part 5b of the filter tube 5 via a flexible support member 11 of a predetermined length. The flexible support member 11 allows a horizontal movement of the float 10 while regulating floating of the float 10 to a filled-up fuel level F or higher inside the fuel tank.
Patent JP-2001279089-A (JP)
Title: Resin composition
Inventor: TANAKA YOSHIMASA
IPC: B41M5/00
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a stable water-based resin composition excellent in weather resistance and discoloration resistance, having durability and productivity in the level of the practical use, and capable of being also applied to a setting printer. SOLUTION: This resin composition comprises an emulsion of a polyurethane resin having a polycarbonate chain, or the polycarbonate chain and a polyester chain in the molecule, and having <=3.0 μm average particle diameter, an epichlorohydrin-polyamide resin and an acetoacetylated vinyl alcohol.
Patent JP-2002249668-A (JP)
Title: Thermoplastic resin composition, molded product therefrom, and mixed body used for the molded product
Inventor: SEKIDA MARI
IPC: C08J5/00
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To obtain a thermoplastic resin composition which can prepare a large-size molded product by means of blow-molding, vacuum molding, pressure molding, or the like, capable of improving anti-drawdown properties without lowering fire retardance, thermal stability and visual appearance, or the like, of the product. SOLUTION: The thermoplastic resin composition is characterized by formulating 0.1 to 20 pts.wt. of an acrylic type high molecular copolymer and 0.01 to 5 pts.wt. of a polytetrafluoroethylene-containing mixed powder to 100 pts.wt. of the thermoplastic resin, and the molded product obtained by blow-molding, vacuum molding or pressure molding, and a mixed product of the acrylic type high molecular copolymer/polytetrafluoroethylene-containing mixed powder used for the molded product are provided.
Patent JP-2002249035-A (JP)
Title: Brake control device for vehicle
Inventor: KUNO TETSUYA
IPC: B60T8/00
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To completely return a brake pedal to an initial position even when the brake pedal is in an inoperative condition during brake assist control by a vacuum booster. SOLUTION: A booster driving device of switching a driving position for communicating a variable pressure chamber with the air in a condition with the variable pressure chamber shut down to a constant pressure chamber, and a releasing position for releasing the driving position is switched to the driving position corresponding to the operation of the brake pedal for communicating the variable pressure chamber with the air and for performing brake assist control toy the vacuum booster. While the brake assist control is performed by the vacuum booster, the booster driving device is switched to the release position in a predetermined period.  It is thus possible to drive a power piston by a main spring in the initial position direction, and return the brake pedal to the initial position by a sum of the energizing force of the main spring and the energizing force of a return spring of the brake pedal.
Patent JP-2001318624-A (JP)
Title: Display device and manufacturing method therefor
Inventor: KOYAMA JUN
IPC: H01L23/52
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive display device and an electric apparatus using the same. SOLUTION: In the display device comprising a pixel part and a driving circuit on the same insulating body, the driving circuit is characterized in comprising: a decoder 100 having a plurality of NAND circuits including p-channel type TFTs 104-106 connected in parallel and p-channel type TFTs 107-109 connected in series; and a buffer part 101 having a plurality of buffers including three p-channel type TFTs 114-116.
Patent JP-2002258163-A (JP)
Title: Microscope controller, microscope control system, method of controlling microscope, program and recording medium
Inventor: NAKAGAWA SHUJI
IPC: G02B21/24
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To make efficient microscopic images acquirable by adequately setting the movement pitches of foci for capturing the microscopic images at a plurality of focal positions. SOLUTION: A CPU 207 determines the intervals of the movement in the optical axis direction of the focus of a microscope 202 in accordance with the wavelength of the light used for observation of a specimen in the microscope 202 and the numerical aperture of an objective lens built into the microscope 202 and controls the microscope 202 so as to move the position of the focus of the microscope 202 with respect to the position of the sample to the optical axis direction at the determined intervals of the movement. The microscope 202 is controlled in such a manner that the microscopic images when the position of the focus is in the position after the movement are successively acquired every time the movement of the position of the focus with respect to the sample is made at the intervals of the movement by this control.
Patent JP-2002254588-A (JP)
Title: Decorative sheet
Inventor: KUROIWA TOSHIYA
IPC: D21H27/20
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a decorative sheet made of paper using natural paper or synthetic paper as a main material and excellent in uneven expression. SOLUTION: The decorative sheet is constituted by successively applying printing 3 due to ordinary ink and printing 4 due to foamed ink to a cover 1 and applying paper embossing processing to the printed cover and laminating middle paper 2 and/or backing paper 6 to the cover through an adhesive 5 and forming a surface treatment layer on the middle paper 2 and/or the backing paper 6.
Patent JP-2002257677-A (JP)
Title: Eccentricity evaluating device
Inventor: OKAYAMA HIROAKI
IPC: G01M11/00
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To provide an eccentricity evaluating device of a low cost which can easily evaluate the eccentricity of, especially, an aspheric lens, using no conventional complex configuration. SOLUTION: The eccentricity evaluating device is constituted of a point light source 11, a reference lens 14 which is a reference for evaluating eccentricity, a stop-down means 12 which adjusts quantity of a light beam from the point light source 11, a first optical member 16 which receives the light beam coming out of the reference lens 14 to emit its phase conjugate wave, a second optical member 15 which allows a part of the phase conjugate wave emitted from the first optical member 16 to be incident on a lens 17 which is to be evaluated, and a detecting means 18 for detecting an imaging point of the phase conjugate wave emitted from the lens 17 which is to be evaluated. The lens 17 is evaluated for eccentricity based on change of the imaging point of the light beam emitted from the lens 17 after an aperture of the stop-down means 12 is changed.
Patent JP-2002253471-A (JP)
Title: Washing tool
Inventor: NAKAJIMA JIRO
IPC: A47L17/00
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To effectively use a melamine resin foamed body for a long term whose 'fragileness' is eliminated and a detergent is not required in washing. SOLUTION: A washing tool (A) is constituted of a grip (1) having a forked holding part (2) at one end and of a brush part (3) to be held between the forked holding part (2) so as to be attachable/detachable. The brush part (3) is constituted of water absorbing and expanding materials (4) which absorbs water while irreversibly expanding and of the melamine resin foamed body (5) which is held between the water absorbing and expanding materials (4) and is exposed to between the materials (4).
Patent JP-2002271088-A (JP)
Title: Spurious radiation suppression system
Inventor: MONMA KEIJI
IPC: H05K9/00
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To solve a problem associated with techniques to block off an electromagnetic radiation source using metal or electromagnetic wave absorbing material, that spurious radiation is suppressed but diffusion of heat is blocked. SOLUTION: The spurious radiation suppression system is for an electromagnetic radiation source which radiates electromagnetic waves and is provided with an aerial circuit using a conductor ring placed in proximity to the radiation source so that the radiation source is encircled with the conductor ring. The system converts the energy of electromagnetic waves absorbed by the conductor ring into thermal energy by a parasitic impedance based on the conductor ring or an impedance connected with the feed point of a loop antenna formed by the conductor ring, and diffuses the thermal energy in the free space.
Patent JP-2002271738-A (JP)
Title: Information processing unit and its control method and computer program and storage medium
Inventor: WAKAE RYOTARO
IPC: G10L21/055
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To realize a synchronous mechanism by utilizing data subjected to high efficiency (compression) coding by a coding system having a reproduction speed conversion function as audio object data before moving image object data and audio object data both having an individual reproduction time are synchronized or before the moving image object data which are subjected to edit processing and the audio object data are synchronized. SOLUTION: After a video data edit section edits a video stream 1a, a video information detection section 4 detects a reproduction time of video after the edit and gives it to a speed parameter setting section 6. The speed parameter setting section 6 detects a reproduction time of the received audio object to decide a reproduction speed to be synchronized with the video reproduction time detected by the video information detection section. Decision contents are fed to an audio decoder 7, where the contents are decoded and again encoded according to contents subjected to speed conversion by an audio encoder 8.
Patent JP-2001296098-A (JP)
Title: Heat exchanging member and method for manufacturing heat exchanging member
Inventor: CONSILIUS WOLF-DIETER
IPC: F28F19/00
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a heat exchanging member or a heat exchanger which can be used in an acid atmosphere having a corrosive action. SOLUTION: At least two thin plates 2 and 3 are superposed and joind to each other to form fluid passages 4 for allowing a heat exchanging medium to flow are made of reactive metal and joined to each other by an electron beam welding under vacuum.
Patent JP-2002268014-A (JP)
Title: Image display device
Inventor: SHIMADA NAOTO
IPC: G09G3/20
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To provide an image display device which uses a reflection type display element and a pixel shift unit and is enabled to make a high-resolution display. SOLUTION: The image display device comprises a back light 1 which emits a light for display, a polarization beam splitter 2 which splits the light emitted by the back light 1 into two and projects one of the split lights as a one- directional polarized light on the reflection type LCD display element 3, the LCD display element 3 which reflects the incident light by a reflecting film on its reverse surface and polarizes and projects a specific display light, and a unit 4 which receives the polarized display light form the reflection type LCD display element 3 through the polarization beam splitter 2 and makes a two-point or four-point pixel shift so that a display of high-resolution can be obtained.
Patent JP-2002272798-A (JP)
Title: Massaging machine
Inventor: ENAMI MASATO
IPC: A61H7/00
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To reduce the cost of a massaging machine by using a timer instead of a costly sensor. SOLUTION: The massaging machine has an appearance of a chair type massaging machine, a supporting member provided in a backrest against which a user leans and supporting the backrest, a connection fixed to a seat portion, and the supporting member is angularly displaceably connected to, a driving member angularly displaceably driving the supporting member around the connection, a timer 20 measuring time when the driving member drives and a control section 30 driving the driving member on the basis of change input for changing the posture of the backrest and storing an angular displacement position relative to the seat portion of the backrest on the basis of memory input for storing the posture of the backrest on the basis of measurement data of the driving member measured by the timer 20,  and driving the driving member on the basis of the angular displacement position stored on the basis of memory reading input.
Patent JP-2002273597-A (JP)
Title: Brazing sheet made of aluminum alloy for non-corrosive flux brazing
Inventor: OKAMOTO HITOSHI
IPC: B23K1/00
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a brazing sheet made of an aluminum alloy for non- corrosive flux brazing which is capable of additionally improving strength while maintaining solderability. SOLUTION: Second and third aluminum alloy layers 2 and 3 are respectively formed on the different surfaces of a first aluminum alloy layer 1 and a brazing filler metal layer 4 containing Si is formed on the surface of the second aluminum alloy layer. The first aluminum alloy layer contains 0.4 to 1.0 mass% Mg, 0.4 to 1.0 mass% Si and 0.3 to 1.0 mass% Mn or contains 0.8 to 1.5 mass% Mg, 4.5 to 6.5 mass% Zn and 0.3 to 1.0 mass% Mn. The second and third aluminum alloy layers contain 0.3 to 1.3 mass% Si, 0.3 to 1.0 mass% Cu and 0.3 to 1.5 mass% Mn and is regulated in the Mg content to <=0.2 mass% and the thicknesses thereof are 50 to 100 μm.
Patent JP-2002272601-A (JP)
Title: Lid braking mechanism of rice boiler
Inventor: MIYAMOTO HIROYUKI
IPC: A47J27/00
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a lid braking mechanism of a rice boiler avoiding increases in the number of parts and man-hours for assembly, and reducing a variation in braking force. SOLUTION: The rice boiler has a body 2 and a lid 3 openably attached thereto and biased in an opening direction by a hinge spring 5. An outwardly- protruding folded part is formed in a portion of the hinge spring and a contact part 12 is positioned at a portion of the lid 3. When the lid is opened, the folded part formed in the hinge spring is made to abut against the contact part 12 of the lid to apply a braking force to prevent the lid from being opened with impulse.