baber/WOPTO huggingface dataset:
Patent JP-2002248953-A (JP)
Title: Ride-on type off-road four-wheel traveling vehicle having v-belt type continuously variable transmission
Inventor: KITAI HARUO
IPC: F16H57/02
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To prevent mud and water from entering into an exhaust duct for ventilating the inside of a belt converter cover, and at the same time, flow discharged cooled air smoothly backward inside a frame without leaking to leg parts of a rider or the like, in a ride-on type off-road four-wheel traveling vehicle provided with a V-belt type continuously variable transmission. SOLUTION: A cooled air outlet 64 opening upward on the upper surface of the belt converter cover 30 is formed, the exhaust duct 66 communicating with the cooled air outlet 64 is arranged within the lateral width of a body frame, and an exhaust outlet 70 of the exhaust duct 66 is formed so as to discharge the cooled air from a front part of a space S toward the inside of the space S between a rear cylinder 12 and a seat 6. Preferably, a detachable connecting duct 65 is interposed between the exhaust duct 66 and the cooled air outlet 64. Also, a baffle plate 73 extending rearward along the upper surface of the rear cylinder 12 is connected to the exhaust outlet 70.
Patent JP-2002250760-A (JP)
Title: Apparatus and method for measurement of magnetism
Inventor: DAIBO MASAHIRO
IPC: G01N33/543
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus and a method wherein a change in a magnetic field generated due to the movement of a specimen can be measured with high accuracy. SOLUTION: The apparatus is provided with a stage 10 which supports the specimen T so as to be capable of irradiating a laser to the specimen T in a state that the specimen T is held to be movable in a medium W whose refractive index is different from that of the specimen T, a capturing and moving means 20 by which the laser from a laser light source is scanned, which condenses the laser on the specimen T supported by the stage 10, which captures the specimen T by the optical radiation pressure of the laser and which moves the captured specimen T and a magnetism detection means 30 by which the change in the magnetic field generated in the movement of the specimen T by the means 20 is detected by a SQUID.
Patent JP-2002248117-A (JP)
Title: Dental vacuum handpiece
Inventor: FUKUDA HIDEKO
IPC: A61C1/08
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a dental vacuum handpiece which can easily and rapidly deal with deformation and damage or clog of an absorption pipe holder. SOLUTION: A compression air drive ejection pump (34) is built in a head portion (32) of the handpiece body (12). A negative pressure port (46) of an ejector pump is connected to an absorption pipe holder (50) which is provided with a disposable absorption pipe (60). The absorption pipe holder (50) installed in the head portion of the body (32) is available for installation and removal, and is fixed with a clamping screw (58).
Patent JP-2002249610-A (JP)
Title: Deodorizing material and method for producing the same
Inventor: SAKAGUCHI YOSHIMITSU
IPC: C08J7/06
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To obtain a material having a good deodorizing performance by effectively disposing a compound having a deodorizing function on the surface of a base material, by discovering a method for coating a calcium phosphate based compound layer having high adhesive strength on the organic base material by a simple method. SOLUTION: A deodorant coated with the calcium phosphate based compound layer is obtained by immersing the organic polymer base material including a calcium containing compound in a solution including a phosphate ion and/or its derivative.
Patent JP-2001282026-A (JP)
Title: Direct heating roller for fixing toner image and its manufacturing method
Inventor: FAN TEFUMU
IPC: H05B3/10
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a direct heating roller whose warming-up time is short, whose power consumption is low and whose structure is simple. SOLUTION: This heating roller includes a conductive cylindrical roller main body 201, an insulating layer 202 formed by baking at 1st temperature equal to or under the elastic limit temperature of a conductive main body in the roller main body, a heating layer 203 formed by baking at 2nd temperature lower than the 1st temperature on the layer 202, a protection layer 205 formed on the layer 203, and an electrode 207 formed at both ends of the layer 203. By uniformly forming the heating layer in a thick film state on the surface of the roller, the temperature rises to the action temperature in a short time, so that the warming-up time required at the time of initial driving is shortened, and the power consumption of a toner fixing device is reduced.
Patent JP-2002248179-A (JP)
Title: Fire prevention area formation system
Inventor: SATO HIROOMI
IPC: G08B17/00
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To configure fire prevention areas according to the sprinkle patterns of water, for a large space in a building such as an entire floor. SOLUTION: This fire prevention area formation system consists of a plurality of head rows 3a and 3b in which a plurality of heads 4 are arranged in the column direction along the ceiling surface, fire prevention areas 2a to 2c which are formed by being partitioned by the head rows, fire detectors 10 and 11 installed in each fire prevention area 2a to 2c, head row 3a provided to form the fire prevention areas when a fire is detected, a controller (monitor and control panel 12) which supplies pressurized water to sprinkle to head 4 in the head rows 3a, 3b to form a sprinkle pattern which partitions the fire prevention areas.
Patent JP-2002248116-A (JP)
Title: Drainage processing device for dental chair unit
Inventor: KIMURA SHIYUUSUKE
IPC: A61L2/20
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a drainage processing device to solve conventional problems relevant to environmental pollution since infectious organisms of a patient are possibly contained in the dental chair drainage being processed from time to time during treatment, and a means for leading the drainage for an outside discharging quarter is liable to cause practical problems. SOLUTION: A sterilizing tank which directly mixes the drainage and ozone is provided with a drainage outlet of an individual dental chair unit so that the drainage is discharged to the outside as the sterilized water.
Patent JP-2002261302-A (JP)
Title: THIN-FILM CRYSTALLINE Si SOLAR CELL
Inventor: SHINRAKU KOUICHIROU
IPC: H01L31/04
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To form a high efficiency and highly reliable thin-film crystalline Si solar cell provided with a back electrode having superior adhesion and metal diffusion prevention, having high reflectivity characteristics. SOLUTION: For this thin-film crystalline Si solar cell, a metal layer to be the back electrode, a semiconductor film having a semiconductor junction for which a photoactive layer part is constituted of crystalline Si, a surface transparent conductive film and a collector electrode whose body is to become a metal to be the surface electrode are laminated on a glass substrate, in the order. The back electrode metal layer is composed of a three-layer structure, constituted in the order of a first metal layer easily forming an oxide, a second metal layer whose main component is Ag and a third metal layer capable of forming silicide from a substrate side. The thickness of the first metal layer is set to be in the range of 0.5-200 nm, the thickness of the second metal layer is set to be in the range of 20-1,000 nm, and the thickness of the third metal layer is in the range of 0.2-10 nm.
Patent JP-2002255906-A (JP)
Title: Ester compound, ketoanilide compound, azomethine dye and silver halide photosensitive material
Inventor: AOKI MARIO
IPC: C07D233/72
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a new coupler having excellent color development, a new intermediate useful for the production of the coupler, a silver halide photosensitive material containing the coupler and having excellent color development and a new azomethine dye obtained from the coupler. SOLUTION: The silver halide photosensitive material contains a coupler on a substrate. The coupler is expressed by general formula (C1) (R<1> and R<2> are each independently H or a 1-10C alkyl; R<3> is a 1-16C alkyl, a 1-16C cycloalkyl, a 6-10C aryl, a 2-10C heterocyclic group or a 2-16C substituted amino group; L is H or an eliminable group; Y is a halogen or a 1-20C alkoxy; (n) is an integer of 2-4; and (p) and (q) are each independently 0 or 1 provided that the sum of (n), (p) and (q) is 4).
Patent JP-2002256179-A (JP)
Title: Aqueous ink
Inventor: ARISAWA KATSUJI
IPC: C09D11/16
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide an aqueous ink for a ball point pen that has good ink ejection at the time of writing, is free from ink blur and line skipping in a drawn line and rarely causes ink leakage and that is difficult to exhibit uneven ink density in a drawn line especially in the case of the use of a pigment as a coloring material. SOLUTION: An aqueous ink for a ball point pen uses an ink comprising at least a coloring material and water, wherein the ink comprises a copolymer having a hydrophobic portion each at both ends thereof which is bonded with a hydrophilic chain.
Patent JP-2002254181-A (JP)
Title: Butt joining method and joining device
Inventor: USHIO MASAO
IPC: E04C5/02
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a butt welding method and joining device contriving enhancement in joining strength of a joining member, and capable of obtaining stable joining quality. SOLUTION: A pair of joining members 2, 3 are arranged in a butting state, both butting ends 2b, 3b are heated, and in the heated and pressurized state, the joining members 2, 3 are relatively rotated around their axis, thereafter, relatively rotated in the reverse direction, then the both butt joining ends 2b, 3b are attached by pressure.
Patent JP-2002258357-A (JP)
Title: Camera
Inventor: KATO KOJI
IPC: G02F1/13
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a camera whose cost is drastically reduced and which is miniaturized and made light by constituting what is called an eyepiece shutter of a liquid crystal element and using the liquid crystal surface of the liquid crystal element also as a focusing screen and a display device. SOLUTION: This camera is provided with a liquid crystal shutter 18 for intercepting reversely incident light from an eyepiece 3, and uses the shutter 18 also as the display device for performing various kinds of display such as giving a warning on the residual capacity of a battery or information of the set state of a flash within finder field. A display segment formed on the liquid crystal surface of the shutter 18 is disposed and arranged at a position at an almost equal distance from the optical axis of the incident light so as to cope with trouble on the generally known curvature of image caused on a 2nd image formation surface.
Patent JP-2002254052-A (JP)
Title: Method for melting processing on incineration residue and melting furnace for the same
Inventor: NAKAHARA KEISUKE
IPC: F23J1/00
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a method for melting processing on an incineration residue capable of preventing a furnace wall refractory material from being corroded and stably continuing an operation of a melting furnace although the incineration residue containing salts is melted and its melting furnace. SOLUTION: A gas in the melting furnace 10 is extracted outside, a dust collection is performed by a centrifugal separator 23, the gas after the dust is collected is circulated by returning it to the melting furnace 10 and while repeating the dust collection in a furnace gas, the incineration residue is injected into the melting furnace 10 and is melted there and an exhaust gas discharged from the melting furnace is introduced into exhaust gas treating equipment.
Patent JP-2001297992-A (JP)
Title: Crystalline silicon thin film
Inventor: YAMAMOTO KENJI
IPC: H01L31/04
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a crystalline silicon thin film which is uniformly formed extending over its large area and is high in quality while a low-cost glass substrate is used for forming the thin film. SOLUTION: This crystalline silicon thin film is a crystalline silicon thin film formed on a transparent oxide conducting layer formed on a glass substrate utilizing a vapor phase deposition and the thin film is characterized in that a majority of crystal grains contained in the thin film are orientated in such a way as to have a crystallographic face (110) in almost parallel to the surface of the thin film and the ratio of (220)/(111) which is represented as the ratio of a diffraction intensity to a diffraction intensity from a crystallographic face (220) and a crystallographic face (111) in an X-ray diffraction due to the film is 1 to 100 or more.
Patent JP-2002256496-A (JP)
Title: Liquid treatment system
Inventor: OKASE WATARU
IPC: C25D17/00
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To provide a liquid treatment system which can keep a housing airtight and can prevent corrosion of the housing. SOLUTION: A method for preventing corrosion of housing 4 comprises covering a frame 11 and each panel 12 which compose housing 4, with a tubular synthetic-resin film 15, and heating it to cover the frame 11 and the panels 12 sealingly with the shrinked film 15 by the heat.
Patent JP-2002256370-A (JP)
Title: HIGH STRENGTH AND HIGH DUCTILITY Mg BASED ALLOY
Inventor: INOUE AKIHISA
IPC: C22C23/06
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To provide an Mg based alloy which contains Mg of >=93 atomic %, preferably, >=96 atomic %, and has high strength and high ductility. SOLUTION: The Mg based alloy has a composition by atomic % expressed by the compositional formula of Mg100-a-b Lna Mb (wherein, Ln is one or more kinds of elements selected from Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu and misch metals, or a mixed body of rare earth elements; M is one or more kinds of elements selected from Al and Zn; and 0.5<=a<=5, 0.2<=b<=4, and 1.5<=a+b<=7 are satisfied), and has a crystal grain size of <2,000 nm. A part or the whole region of the crystals has a long period hexagonal structure.
Patent JP-2002263331-A (JP)
Title: Game parlor managing apparatus
Inventor: YAGI JUNZO
IPC: A63F7/02
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a game parlor managing apparatus wherein a work for inputting game parlor information of each game parlor can be easily carried out so that total results can be obtained in an early stage. SOLUTION: Information which can be automatically collected by a terminal device in a game parlor is periodically transmitted from the terminal device to a managing server as game machine information. Game parlor information (numerical information) which cannot be automatically collected by the terminal device is inputted by operating a portable terminal device by a clerk in charge to transmit it from the terminal device to the managing server for game parlor information. The game parlor information is inputted by the key-operation of the terminal device. The game information containing the game machine information and the game parlor information received by the managing server is analyzed from various points of view and utilized. Thus, the game information can be outputted in various output forms.
Patent JP-2002264285-A (JP)
Title: Trim cover and its production method
Inventor: HIRAMATSU KENJI
IPC: D04H1/46
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a trim cover which can be recycled and is excellent in shape-keeping properties and durability and a method for producing the cover. SOLUTION: In the trim cover, a skin material 1 is stuck on the surface of a wadding material 2, and a polyester non-woven fabric 3 is stuck on the back. Crimped polyester fibers 0.05=0.2 in friction coefficient occupy at least 70% of polyester fibers for the wadding material. A nonwoven fabric for sticking which is bonded to the surface of the wadding material 2 is covered with the skin material 1, the wadding material 2 and the skin material 1 are heat- fused together, and the trim cover in which the polyester nonwoven fabric 3 is bonded to the back of the wadding material 2 by a needle punch method is produced.
Patent JP-2002263299-A (JP)
Title: Pachinko game machine and method for renewing round of the same
Inventor: YAMAGISHI MICHIHIRO
IPC: A63F7/02
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a pachinko game machine and a method for renewing the round of the pachinko game machine for making the game more attractive and making a player more hopeful about the number of balls to be gained. SOLUTION: When two game balls pass a specific region and a specific region switch is on twice, one round of the game is completed. Therefore, the number of gained game balls can be varied, and the player's attention is attracted even in the jackpot condition to make the player more hopeful about the number of game balls to be gained.
Patent JP-2002272010-A (JP)
Title: Charging and discharging circuit of group of batteries connected in series
Inventor: HARADA KOSUKE
IPC: H02J7/02
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a charging and discharging circuit that excludes deteriorated batteries from the circuit, or equalizes voltage using simple configuration, without interrupting charging and discharging in the circuit of a group of batteries that are connected in series. SOLUTION: The charging and discharging circuit copes with the the deteriorated batteries included in batteries B1 to Bn connected in series, performs charging and discharging by bypassing the deteriorated batteries from a group of normal batteries, and allows the deteriorated batteries to return to the group of normal batteries by setting the voltage of the deteriorated batteries to the same voltage as the normal battery. A series of bypass operation in charging and discharging is repeated with respect to newly generated voltage unbalance.
Patent JP-2002271912-A (JP)
Title: Output controller for hybrid vehicle
Inventor: TANAKA HIROYUKI
IPC: B60L50/16
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To improve drivability of an output controller for hybrid vehicle by restraining a feeling of idle running caused by failed acceleration at an early stage of acceleration. SOLUTION: During K/D acceleration of the hybrid vehicle, secondary delay filtering (tailing) of a target primary rotational speed Np4 is conducted in a period A at the early stage of acceleration, and the secondary delay filtering (tailing) of the target primary rotational speed Np4 is conducted in a period B following the period A. A virtual primary rotational speed Npa is thereby computed, and an assist torque of an electric motor 14 is determined based on the variation ΔNpa of the virtual primary rotational speed Npa.
Patent JP-2001269543-A (JP)
Title: Membrane separation device and method for separating highly concentrated solution
Inventor: MINAMIGUCHI NAOSHI
IPC: C02F1/44
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a membrane separation device which is capable of obtaining fresh water efficiently and stably with a small amount of energy and at a high recovery rate such as 40% or more, especially from seawater and increasing the removal rate of boron compared to the conventional reverse osmosis method by which the removal of boron is insufficient, without causing an issue of scale formation as well as provide a membrane separation method. SOLUTION: This membrane separation device comprises a membrane module unit A using a membrane (a) which shows a desalting rate of 90% or more when brine of 3.5% concentration with a pH value of 6.5 at a temperature of 25 deg.C is supplied at a pressure of 56 kgf/cm2 and a membrane module unit B using a membrane (b) which shows a transmission flux of 0.8 m3/m2. day or more when brine of 1,500 ppm concentration with a pH value of 6.5 at a temperature of 25 deg.C is supplied at a pressure of 15 kgf/cm2, arranged in a multi- stage fashion.
Patent JP-2002267573-A (JP)
Title: Measuring method and measuring device for orientation parameter of liquid crystal cell
Inventor: KITAMURA MICHIO
IPC: G01M11/00
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a method for quickly measuring an orientation parameter such as a pretilt angle on a non-uniform orientation liquid crystal cell and provide a device realizing this method. SOLUTION: (1) The specified polarized light is made incident in the liquid crystal cell 1 which is a measuring object, and a polarization state of transmitted light is observed. (2) The polarization state of the transmitted light when the same polarized light as the above polarized light is made incident in the same condition in a plurality of assumed liquid crystal cells having the specified orientation parameter is predicted by solving a wave equation. (3) The nearest observed polarization state is selected from predicted polarization states, and the orientation parameter of the assumed liquid crystal cell bringing this polarization state is decided as the orientation parameter of the liquid crystal cell 1 which is the measuring object.
Patent JP-2002266002-A (JP)
Title: Metallic fine particle-containing composition and producing method therefor
Inventor: HATA NORIAKI
IPC: C09C1/62
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To obtain a composition containing metallic fine particles which are hardly flocculated each other, and are more stable against oxidation. SOLUTION: The vapor of copper generated in a crucible 2 of an evaporation chamber 1 progresses to a recovery chamber 5 via a valve 8 by the exhaust action thereof into a gaseous mixture with the vapor of acrylonitrile monomers (and gaseous argon). This gaseous mixture reaches a cooling part 6, and by cooling action in a space region including the vicinity of the cooling part at this time, copper fine particles are precipitated into the cooling part 6. In this precipitation, the polymerization of the acrylonitrile monomers adhered to the surfaces of the copper fine particles progresses, and the surfaces are coated with a polyacrylonirile. The average particle size of the copper fine particles is 0.1 to 10 nm. In the copper fine particle-containing composition 9 in the cooling part 6, the coated copper fine particles are not flocculated each other, and lie in a stable state.
Patent JP-2002270552-A (JP)
Title: Polishing head and polishing apparatus using the same
Inventor: IKEDA MASATOSHI
IPC: B24B37/30
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a polishing head that can increase the degree of planarization on a wafer surface after a wafer is polished, and to provide a polishing apparatus using the polishing head. SOLUTION: The polishing head has a chuck plate 5 that allows a semiconductor wafer W to be subjected to vacuum suction for pressure-welding onto polishing cloth 56. The chuck plate 5 is formed by a ceramics plate made of silicon carbide. In the silicon carbide, a coefficient of thermal expansion αand thermal conductivity β are equal to α<=4.5×10<-6> /K and β>=170 W/m.K, respectively.