baber/WOPTO huggingface dataset:
Patent JP-2001261627-A (JP)
Title: New schiff base derivative, method for producing the same derivative full-color heat-sensitive recording material and full-color heat-sensitive recording medium comprising the same derivative
Inventor: TAMAOKI NOBUYUKI
IPC: B41M5/323
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To obtain a new, useful and rewritable Schiff base derivative (a liquid crystalline compound) capable of reproducing the color of the whole visible region in full color according to the heating temperature, to provide a method for producing the Schiff base derivative and to obtain a full-color heat-sensitive recording material and a full-color heat-sensitive recording medium comprising the derivative. SOLUTION: This Schiff base derivative is represented by the following general formula (1). The derivative is a liquid crystalline compound capable of exhibiting the color of the whole visible region according to the heating temperature and rewriting records and is especially good in coloration of red.
Patent JP-2001262732-A (JP)
Title: Electric wave absorbing construction material, and method of manufacturing the same
Inventor: NAKAYAMA KEIJI
IPC: B32B7/02
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide an electric wave absorbing construction material capable of achieving uniform electric wave absorbing performance even in a large-sized form. SOLUTION: A resistance film layer 2 is formed on a surface of an inorganic ceramic type construction material layer 1 as a dielectric layer, and an electric wave reflecting material layer 3 is formed on a back surface. For the resistance film layer 2, paint containing material for forming the resistance film layer 2 is painted on one surface of the dielectric layer 1. Effect of absorbing electric waves can thus be uniform as a whole.
Patent JP-2001255736-A (JP)
Title: Electrophotographic system developing device
Inventor: TANAKA YOSHIHISA
IPC: G03G15/09
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To solve the problem that driving torque of a developing device is increased and the service life of developer is shortened because of compression of the developer at bristle cutting and increase in drawing quantity of developer as a countermeasure for the spiral pattern of the developer. SOLUTION: A first state that the developer is compressed at the bristle cutting and the drawing quantity of the developer is increased and a second state that the torque of the developer is reduced and the life of the developer is not shortened even though a pattern in accordance with spiral may be caused are switched in accordance with a purpose and a use state.
Patent JP-2001258933-A (JP)
Title: Disposable diaper
Inventor: MINATO MASANORI
IPC: A61F5/44
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a light-weight compact absorber and a disposable diaper which is provided with the absorber, is light in weight and can be carried easily even when a plurality of diapers are wrapped in one package, exhibits high absorption performance, and hardly causes leakage. SOLUTION: The absorber contains a polymer having high water absorption and satisfying the following conditions (1)-(3) at the rate of >=60 wt.%: (1) The rate of absorption of 0.9% salt water (JIS K7224) is 1.0-4.0 g/g/sec, (2) The amount of 0.9% salt water absorption (JIS K7223) is 4.0-70 g/g, and (3) The pressurized passing speed of 0.9% salt water is >=100 g/min. The disposable diaper is constituted by interposing the absorber between a liquid-permeable surface sheet and a liquid-impermeable rear sheet.
Patent JP-2001263262-A (JP)
Title: Internal gear pump
Inventor: KUHARA KEIJI
IPC: F04C2/10
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide an internal gear pump capable of enhancing positioning accuracy of a housing member and a cover member and capable of improving accuracy of meshing clearance between an annulus gear and an external tooth gear. SOLUTION: The ring-shaped annulus gear 4 and the external tooth gear 5 meshing with this annulus gear 4 are rotatably housed in a housing recessed part 3 formed in a pump housing 2 in a state of making the respective rotational centers eccentric. A suction port 16 is opened in a suction area for increasing the meshing clearance according to rotation of the gears 4 and 5, and a discharge port 17 is opened in a discharge area for reducing the meshing clearance. A positioning means 14 for relatively positioning the housing member 9 and the cover member 10 is arranged on an extension line of a line segment for connecting the rotational center O1 of the internal tooth gear 4 and the rotational center O2 of the external tooth gear 5.
Patent JP-2001262567-A (JP)
Title: Sheet pile driver
Inventor: HAMANO MAMORU
IPC: E02D7/00
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To reduce penetration resistance f a sheet pile by sufficiently excavating up to a corner part of the sheet pile even in a wide sheet pile as well as to prevent the occurrence of the degradation of ground strength by eliminating excessive excavation. SOLUTION: This sheet pile driver is provided with a driving device 6 liftably supported along a leader mast 2; two auger screws 20 and 20 rotatably juxtaposed under this driving part 6; a casing 23 having an elliptic cross-sectional shape arranged so as to surround both these auger screws 20 and 20; a chuck 35 for gripping the upper end arranged under the driving part 6 so that the sheet pile 34 is placed along an outside surface of a flat side surface part of the casing 23; and an engaging part 39 for locking a lower end part of the sheet pile 34 arranged in a lower part of the casing 23.
Patent JP-2001267240-A (JP)
Title: Method of manufacturing low-temperature polysilicon tft device
Inventor: ISHIKAWA KATSUYA
IPC: H01L29/786
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing low-temperature polysilicon TFT devices which are formed on the same substrate and kept high in uniformity. SOLUTION: An a-Si film 20a is formed on a substrate and irradiated with a first laser beam L1 at a regular interval, by which polycrystalline parts 20b are formed at a regular interval in the a-Si film 20a. Thereafter, nearly all the surface of the a-Si film 20a is irradiated with a second laser beam L2, by which nearly all the a-Si film 20a is turned polycrystalline for the formation of a polysilicon film 21.
Patent JP-2001275042-A (JP)
Title: Image pickup device
Inventor: KIKUCHI SUSUMU
IPC: H04N5/335
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide an image pickup device which is free of restriction of device constitution and can make shading correction without deteriorating an image having been corrected. SOLUTION: This image pickup device is provided with the line camera 15 which is equipped with a line CCD array sensor 15a arranged in a line and picks up an image of a sample, a lighting optical system (light source 11, optical fiber bundle 12, and line-type optical fiber luminaire 10) which has a projection surface extending in the array direction of the image pickup elements of the line camera 15 and illuminates the sample, an image formation optical system (lens 16) which focuses the reflected light from the sample on the line CCD array sensor 15a, and a projection intensity control means (transmissivity distribution type diffusion film 13)  which is provided on the projection surface of the lighting optical system and controls a lighting luminance distribution on a sample surface so that the luminance of an sample image inputted from the line camera 15 is inputted with a flat gain in the image pickup direction.
Patent JP-2001272832-A (JP)
Title: Device and method for image density control
Inventor: YAMAZAKI SHUICHI
IPC: G03G15/16
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide an image density control and an image density controlling method by which image density is properly controlled by correcting the setting of reference density. SOLUTION: A density patch 53 is formed on a transfer belt 33 (S301), and a toner density sensor 37 detects the toner density of the density patch 53 at first (S303). Then, the density patch 53 is removed by a cleaner 38, and when a position on the transfer belt 33 on which the density patch 53 was formed reaches the position of the toner density sensor 37 again (yes in S304), the surface density of the carrying belt at that position is detected by the toner density sensor 37 (S305). A value obtained by subtracting the detected value of the surface density of the transfer belt 33 detected in operation S305 from the detected value of the toner density of the density patch 53 detected in operation S302 is set as the detected value of the toner density of the density patch 53 after correction (S306), and the reference density is set, based on the detected value.
Patent JP-2001270409-A (JP)
Title: Air bag device for vehicle
Inventor: OKUDA YORITO
IPC: B60R21/20
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To securely mount a cover sheet without rupturing a cut line for rupture. SOLUTION: An air bag device 1 for a vehicle includes an air bag expanding opening 26 for expanding an air bag body of an air bag module body 5 closed with a cover sheet 28 provided with the cut line for rupture which is ruptured in expanding the air bag body, and locking parts 29, 30 provided on both side wall parts sandwiching the air bag expanding opening 26 of the air bag module body 5 for locking a peripheral edge part of the cover sheet 28. Locking holes 31, 32 for locking the locking parts 29, 30 are formed on the peripheral edge part on at least one side of the cover sheet 28, and stretchable cuts 33, 34 with a larger diameter than of the locking holes 31, 32 are formed between the cut for rupture 27 and the locking holes 31, 32.
Patent JP-2001285735-A (JP)
Title: Electronic equipment, remote controller therefor and method for deciding destination specifications
Inventor: SUHARA NAOKI
IPC: G06F13/00
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To decide destination specifications without using the remote controller of electronic equipment and to eliminate the waste of resetting every time of turning on a power source. SOLUTION: Only in the case of judging that destination specification setting data are not stored in a second memory, a microcomputer 14 stores the destination specification setting data corresponding to destination specification setting data signals S2 inputted from this remote controller 14 in the second memory. That is, the need of a useless operation for resetting the destination specifications every time of turning on the power source as before is eliminated. Also, by the operation of a power source key 28, destination specification setting temporary data are stored in the second memory. That is, the destination specifications are decided without using the remote controller 14.
Patent JP-2001275702-A (JP)
Title: High gripping split-toed heavy-cloth working shoes
Inventor: MORI MIKIO
IPC: A43B13/22
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide split-toed heavy-cloth working shoes which demonstrate high gripping capability and give consideration to safety, above all to protection of trees at the time of deforestation. SOLUTION: The split-toed heavy-cloth working shoes are equipped with a sole 7 which has no spikes, but is arranged with numerous gripping units 4, 5, 6, 21, composed of bases 1 that are fitted with projecting parts 2, 3 whose tips are formed to nearly flat or spherical shapes. The bases of these gripping units 4, 5, 6, 21 have a difference in levels to the plane of the sole 7 due to the projecting parts 2, 3, of the bases 1 and these parts such as the projecting parts 2, 3, the bases 1, and the plane of the sole 7 are integrated to form one body of high gripping split-toed heavy-cloth working shoes.
Patent JP-2001317222-A (JP)
Title: Structure for dwelling or commercial structure
Inventor: PAUL WIREZOORU
IPC: E04H1/04
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a new structure for dwelling or commercial structure in which rooms can be transferred within the structure and between the structures. SOLUTION: By providing the new type of structure for dwelling or commercial structure inside, it is possible to transfer rooms within the structure and between the structures. It is possible to allocate a large number of different rooms by time between tenants so as to allow more various living styles in the existing structure. The owner of housing is provided with the possibility of changing the housing into thousands of design combinations which contributes architectural varieties.
Patent JP-2001284114-A (JP)
Title: Magnetic thin strip core and manufacturing method for the same
Inventor: ISHIKAWA HIROYASU
IPC: C22F1/00
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To form an interlayer insulating layer of a core using a soft magnetic metal thin strip in which a microcrystal is precipitated by a heat treatment. SOLUTION: A resin composition layer, which can generate isotropic carbon by a thermal decomposition, is formed on at least any one of front and rear surfaces of a metal thin strip. Thereafter, the thin strip is heat treated, to be crystallized. The isotropic carbon is generated at this heat treatment of the crystallization, and the insulating layer is constituted.
Patent JP-2001282828-A (JP)
Title: Device for retrieval and method of retrieval, and storage medium
Inventor: YAMAGUCHI YOSHIHISA
IPC: G06F17/30
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a device for retrieval and so on, that can obtain appropriate result by retrieving database concerned by using a thesaurus correspond to database in advance. SOLUTION: A locus of acceptance 202 for input of character accepts input of characters, A locus of acceptance 203 for selective input accepts the selective input that selects one of them from plural database, A locus of thesaurus selection 204 selects the thesaurus corresponding to database selected in advance, A locus of generating 206 for a retrieval request generates a query (retrieval request) from character accepted as keyword for retrieval by using a thesaurus selected, A locus of output for retrieval 207 asks to database selected by using this query and puts up the result.
Patent JP-2001277264-A (JP)
Title: Polyimide seamless tube and method for preparing it
Inventor: MIKI NORIHIKO
IPC: B29C41/08
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a polyimide seamless tube in which degree of orientation of the molecular chain in the longer direction and in the peripheral direction is low and anisotropic properties are not substantially exhibited and which has high elastic moduli and has a low water absorption and a method for preparing it. SOLUTION: The polyimide seamless tube comprising a polyimide shown by general formula (1) (wherein n is an integer of 1-20) and having a tensile elastic modulus in the longer direction of at least 480 kg/mm2 is provided. The method for preparing the polyimide seamless tube wherein a polyimide precursor solution in which a polyimide precursor to be changed to the polyimide shown in the above described general formula (l) is dissolved as a solute in a solvent is molded to imidize the polyimide precursor, is provided.
Patent JP-2001279468-A (JP)
Title: Highly corrosion resistant steel sheet for fuel tank
Inventor: OGATA HIROYUKI
IPC: B32B15/08
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a highly corrosion resistant steel sheet for a fuel tank excellent in seam weldability, press workability and corrosion resistance without using a chromium-containing film such as a chromate film as an intermediate layer. SOLUTION: Galvanized layers 2a and 2b and intermediate layers 3a and 3b are successively formed on both surfaces of a steel sheet 1. The first composite film 4 composed of metal powders of Al and Ni and amine modified epoxy resin is formed on one intermediate layer 3a, and the second composite film 5 composed of one or more kinds of organic resins having at least one kind of functional group selected from a hydroxyl, an isocyanate, a carboxyl a glycidyl and an amino group, silica and a lubricant is formed on the other intermediate layer 3b.
Patent JP-2001281053-A (JP)
Title: Ceramics infrared sensor
Inventor: HASEGAWA MIKITO
IPC: H01L31/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To improve transmissivity of infrared in a lens body as a light receiver in a non-cooling type infrared sensor using a ceramic in a lens body, improve shading performance for visible light being noises, improve the reliability of the whole performance of the sensor and reduce the production cost. SOLUTION: The ceramic infrared sensor has a lens body made of ceramics, a support part for supporting the lens body and a detector for detecting the light having being transmitted by the lens body and contains pigments shading visible light in the lens body. It also has a lens body consisting of a ceramic part and a resin layer covering at least the light receiving surface, a support part supporting the lens body and the detector for detecting the light having been transmitted by the lens body and the ceramic part of the lens body and/or resin layer contains pigments shading visible light.
Patent JP-2001279708-A (JP)
Title: Sludge scraper for dredger
Inventor: HISHIGAE NAOYUKI
IPC: E02F3/92
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a sludge scraper for a dredger to secure required quantity of air inside a sealed hood without controlling the air in the sealed hood. SOLUTION: An air communicating tube 22, which communicates an upper space of a casing 18 between a screw conveyor 16 and a sand pump 12, with an upper space of a sealed hood 13, is provided to a sludge scraper for a dredger, in which a cutter 14 with a rolling bucket inside the sealed hood 13, a screw conveyor 16 conveying horizontally sludge dip up by the cutter 14 and the sand pump 12 carrying a compressed sludge carried by the screw conveyor 16 to a ship body side by a compressor, are loaded.
Patent JP-2001291347-A (JP)
Title: Optical servo type magnetic head
Inventor: EGAWA MOTOJI
IPC: G11B5/10
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To suppress occurrence of servo error caused by dust while maintaining the rigidity of a slider to constitute a magnetic head. SOLUTION: In a separated type magnetic head 1 consisting of the slider 2 and a back yoke 3 approximately, in order to correspond to a plurality of recording media with different recording density by one magnetic head, magnetic cores 11 and 12 for standard recording density and high recording density are provided in the slider 2. A laser beam is used to place the magnetic head to a prescribed track position and passing holes 5 and 6 to be passed by the laser beam are formed by forming or processing to the slider 2 and the back yoke 3, respectively. Because the size of the diameter of the passing holes 5 and 6 can be formed in the minimum necessary size at the position for the laser beam passing, the rigidity of the slider 2 is maintainable and falling into the passing hole of the fine dust caused by the sliding of the recording medium and the sliding surface can be suppressed.
Patent JP-2001288538-A (JP)
Title: High strength steel for bolt excellent in delayed fracture resistance, bolt and method for producing the bolt
Inventor: YAMAZAKI SHINGO
IPC: C22C38/58
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To provide high strength steel for a bolt good in delayed fracture resistance and having tensile strength of >=1,300 MPa, to provide a bolt and to provide a method for producing the bolt. SOLUTION: This high strength steel for a bolt excellent in delayed fracture resistance has a composition containing, by mass, 0.50 to 1.00% C, 0.05 to 2.0% Si, 0.2 to 2.0% Mn and 0.005 to 0.1% Al, and the balance Fe with inevitable impurities.
Patent JP-2001288044-A (JP)
Title: Hair cosmetic
Inventor: FUKUDA REIKO
IPC: A61K8/00
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a hair cosmetic that has excellent effect of inhibiting and improving the growth of white hairs and shows high safety and stability. SOLUTION: The objective hair cosmetic comprises (A) an extract from a kind of field horsetail (Equisetum arvense) and (B) silicones or a cationic polymer.
Patent JP-2001286514-A (JP)
Title: Urinal for male
Inventor: OKI YOSHIO
IPC: A61G9/00
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To use the urinal without help by a nurse to provide convenience. SOLUTION: The urinal comprises a tank 2 extending transversely, a weight part 4 integrated with the side surface of the tank 2, and a urine taking pipe 5 vertically integrated with the tank 2.
Patent JP-2001287517-A (JP)
Title: Sealant for preventing puncture, tubless tire and tire tube
Inventor: YAMAGIWA TOSHIO
IPC: B60C19/12
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a sealant for preventing puncture having a property that a viscosity is low and easy to flow during running and the viscosity is high and difficult to flow during stopping. SOLUTION: The sealant 7 for preventing puncture filled in a sealant chamber 6 divided along an outer circumference of an air chamber 5 of the tire T exhibits a viscosity of 25 to 35 dPa.s and a thixotropy value of 6.5 to 11.0. When the tire T is rotated by running of a vehicle, the viscosity of the sealant 7 declines by stirring action by vibration or centrifugal force and the sealant 7 can be diffused into the sealant chamber 6 equally. When the vehicle stops and the stirring action ends, the viscosity of the sealant 7 increases and the sealant 7 is kept in a condition diffused equally without flowing downward the sealant chamber 6 by gravity. Thus, generation of vibration and noise can be prevented even when the vehicle runs at a high speed after a long time passed.
Patent JP-2001295827-A (JP)
Title: Mounting washer for coil spring and pushing-up mechanism for hood
Inventor: MIZUTA FUMIO
IPC: F16F1/12
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a mounting washer capable of attaching a coil spring simply and firmly, although it is a single part. SOLUTION: Tongue pieces 101, 102 are vertically overlapped so that one or more windings of an end part of the coil spring 110 can be inserted therebetween by folding back a platelike metallic piece. A cutout part 104 for inserting an end part 111 of the coil spring 110 between the tongue pieces 101 and 102 is formed in the upper tongue piece 101. Furthermore, a through hole 105 for a set screw 115 is formed by passing through the upper and lower tongue pieces 101, 102 at a position which becomes a central part of the coil spring 110 to be attached.
Patent JP-2001293588-A (JP)
Title: Controller for laser beam diameter
Inventor: YAMAMOTO ATSUKI
IPC: B23K26/04
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a controller for a laser beam diameter which controls a laser beam to keep the laser beam diameter always constant. SOLUTION: The controller is provided with a convex mirror 2a and a concave mirror 2b on which a laser beam 4 passes, driving devices 3a and 3b which vary the optical path of the laser beam 4 by driving the mirrors, a detection means 11 for the beam diameter which is furnished in the vicinity of the path of the laser beam and detects the laser beam diameter, and a numerical controller 6 which controls the driving devices 3a and 3b by a command value of the optimum laser beam diameter for the machining of a work 9 derived from the absolute position of a machining head 12 instructed by an operation program, and by a fed-back value of the laser beam diameter detected by the detection means 11 for the beam diameter.