baber/WOPTO huggingface dataset:
Patent JP-2002274562-A (JP)
Title: Food packaging material
Inventor: SHIMIZU HIROO
IPC: B65D65/34
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a food packaging material which can be completely decomposed into a harmless inorganic substance such as carbon dioxide and water even if dumped into the soil not to be a cause of environmental pollution, and to provide a food packaging material which does not damage an incinerator even if incinerated therein. SOLUTION: The food packaging material comprises a transparent plastic film 1 and a cut tape 2 stuck to an internal surface of the film 1, wherein the film 1 can be cut by pulling the cut tape 2. The film 1 and the cut tape 2 are made of a biodegradable plastic, and an adhesive 3 for sticking the tape 2 is a biodegradable heat-bonding agent.
Patent JP-2002273430-A (JP)
Title: Electrolytic cell for sewage treatment equipment
Inventor: FUKUMOTO AKIHIRO
IPC: C02F1/46
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide an electrolytic cell for a sewage treatment equipment with which the operation process for fitting, etc., electrode units is reduced and the operation efficiency in the case of installing a treatment vessel or maintenance, etc., can be improved. SOLUTION: Pins 36 for engaging the electrode units 51, and pins 36' and bolts 38 for engaging separators 52 are formed at a tank main body 1 (treatment vessel). In the state of engaging the units 51 to the pins 36 and the separators 52 to the pins 36' and the bolts 38, a fixing plate 53 is placed extending to the multiple pins 36, pins 36' and bolts 38 and fastened and fixed with service nuts 39.
Patent JP-2002280883-A (JP)
Title: Pulse waveform forming circuit, pulse generating circuit using the same and electronic equipment
Inventor: MUNENO HIDEHIRO
IPC: H03K5/08
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a pulse waveform forming circuit, with which possibility to affect a pulse to be outputted is low even when a noises or the like are superimposed on an input signal. SOLUTION: The pulse waveform forming circuit 20 outputs periodical rectangular waves when a cycle signal is inputted. In this pulse waveform forming circuit 20, when the signal of a voltage lower than first and second threshold voltages is inputted, a first voltage is outputted and when the signal of a voltage higher than the first and second threshold voltages is inputted, a second voltage is outputted. When a voltage between the first and second voltages is inputted, the output is turned into high impedance state. Further, in such a pulse waveform forming circuit 20, cycle signals are inputted to a first inverter 22 having the first threshold voltage and a second inverter 24 having the second threshold voltage.  Moreover, this pulse waveform forming circuit 20 is provided with an output circuit, with which two PMOS transistors 31 and 32 and two NMOS transistors 33 and 34 are serially connected.
Patent JP-2002280638-A (JP)
Title: Magnetoresistive element, memory element and memory cell using the same, and recording/reproducing method of memory element
Inventor: NISHIMURA NAOKI
IPC: G11C11/15
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a magnetoresistive element that is used as a magnetic memory element or the like, has a stable magnetization state, and can stably record information with low current consumption. SOLUTION: A first magnetic layer 1 that is magnetized in a film surface vertical direction, a first non-magnetic layer N1, a second magnetic layer 2 that is magnetized in the film surface vertical direction, a second non-magnetic layer N2, and a third magnetic layer N3 that is magnetized in a film surface vertical direction, are laminated in order. As each of non-magnetic layers N1 and N2, a spin tunnel insulating film is preferably used.
Patent JP-2002275406-A (JP)
Title: Ink composition for oil-based ball-point pen and ball- point pen
Inventor: ITO HIROYUKI
IPC: C09D11/18
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a black ink composition for an oil-based ball-point pen using a carbon black having excellent weather resistance, quick writing properties and long-term preservation stability and advantageous to cost. SOLUTION: This ink composition for the oil-based ball-point pen is characterized as comprising the carbon black as a colorant and a polyvinyl butyral resin as a dispersing agent and contains at least one selected from organic solvents represented by general formula (I) C6 H5 -O-(C2 H4 O)n -H (I) (wherein, n is an integer of 2-4) or general formula (II) C6 H5 -CH2 O-(C2 H4 O)n -H (II) (wherein, n is an integer or 1-4). The ball-point pen is filled with the ink composition.
Patent JP-2002273914-A (JP)
Title: Ink jet printer
Inventor: MIKI MOTOHARU
IPC: B41J2/18
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet printer with an ink head which is of a simple structure and capable of preventing a recording medium and the ink jet printer itself from being contaminated by an accumulated waste ink in the ink head after a purging action or lowering the contamination level. SOLUTION: The ink jet printer comprises an ink head module for ejecting an ink, a nozzle plate attached to the ink head module and a rib formed projecting to the recording medium side where an image is recorded, from the nozzle plate. The rib is formed tapering toward the tip.
Patent JP-2001344073-A (JP)
Title: Disk input and output schedule device and method for the same
Inventor: HOTTA YUJI
IPC: G06F3/06
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To realize highly precise scheduling by highly precisely predicting an input and output processing time even when a disk device under the control of a disk input and output schedule device are constituted of plural disk drives. SOLUTION: In this disk input and output schedule method, input and output requests to a disk device are divided into plural groups according to the classifications of the input and output requests, and a time when the disk device is continuously used is assigned to each group, and disk constitution to be used is read from the disk device corresponding to the input and output requests, and the processing time is predicted according to the read disk constitution, and the same queue is continuously read until the total of the continuous predicted values exceeds the time assigned to the queue which is being read at present, and when the total of the continuous predicted values exceeds the assigned time, the queues to be read are successively switched.
Patent JP-2002274909-A (JP)
Title: Cement-dispersant having stable performance to quality
Inventor: YAMADA KAZUO
IPC: C04B24/26
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a polycarboxylic acid-based cement dispersant having a stable performance to the fluctuation of a specific property of the cement. SOLUTION: The polycarboxylic acid-based cement dispersant has a polyether side chain as a structural element, and in the case of three kinds of kind A having less than ±30 mm flow value variation with time by the standard test when the dispersant is singly added to cement mortar, kind B having more than -30 mm flow value variation with time and kind C having more than +30 mm flow value variation with time, the dispersant consists essentially of the kind B and the kind C or the kind A, the kind B and the kind C.
Patent JP-2002289325-A (JP)
Title: Loading mistake detecting device for exothermic unit
Inventor: SASAKI MIHO
IPC: G03G21/00
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a loading detecting device for an exothermic unit wherein a loading mistake to the main device of the exothermic unit on which a heater built-in body is mounted is automatically detected without an addition of a special constitution, thereby troubles such as a fuming accident and an overheat of the heater built-in body can be prevented. SOLUTION: This is the device for detecting the loading mistake into the main device of the exothermic unit to which electric power is supplied from the main device, having the first measurement means for electrically measuring a temperature of the heater built-in body installed at the exothermic unit, the second measurement means installed at the main device side for measuring an atmospheric temperature, a comparing control means for comparing a measurement result of the first measurement means and the second measurement means, and a notification means for notifying the loading mistake of the exothermic unit to an operator who uses the main device if it is judged that the temperature measured by the first measurement means is lower than that by the second measurement means from this compared result.
Patent JP-2002280325-A (JP)
Title: Lighting optical system and laser processing device comprising the same
Inventor: SUGIYAMA KIWA
IPC: B23K26/064
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a lighting optical system, etc., which emits a thin linear beam of large aspect ratio, having superior imaging performance and uniform illuminance. SOLUTION: There are provided a prism member 3 which splits an irradiation beam from a laser source 1 into a plurality of irradiation beams, with respect to a first direction (x direction) and superposes them on a prescribed surface I1, a linear beam forming lens system 4, which having at least a refractive power in a second direction (y direction) which is almost orthogonal to the first direction (x direction), focuses the plurality of split irradiation beam into a linear beam, comprising a length direction matching the first direction (x direction), and a magnifying optical system 5, which magnifies the linear beam in the first direction (x direction) so as to be projected on a surface I2 which is to be processed.
Patent JP-2002288790-A (JP)
Title: New transportation system and ride reservation method using the transportation system
Inventor: OKUYAMA SHUJI
IPC: G06Q50/00
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a transportation system that is more flexible than a route bus and is more inexpensive than a taxi, and a passenger transportation method using the transportation system. SOLUTION: The transportation system comprises vehicles V whose operation is scheduled to pass a given point on a predetermined operation route at given time, and a management center MC having a server H for managing the operations of the vehicles. Each vehicle V has a position information acquiring means 1, a communication means 2 and an information processing means 3. The server H comprises a communication means 11, a vehicle position information displaying means 12 for showing a current position of each vehicle, and a vehicle management part 13 for managing operation management information, an operation status and a reservation status. When a user U requests a ride reservation for a vehicle of the transportation system, the server H reserves a ride for the user according to position information and vehicle information on the vehicles.
Patent JP-2002285936-A (JP)
Title: Fuel injection valve
Inventor: MAKIYAMA TAKASHI
IPC: H01R13/46
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a fuel injection valve capable of improving reliability and durability by preventing a short circuit between male side terminals protruded from the male side connector of the fuel injection valve. SOLUTION: This fuel injection valve 1 is provided with an injector body 10 provided with a solenoid valve for opening/closing of a fuel injection hole, and the male side connector 20 protruded from the injector body, and having the male side terminals 21 in the inside; and the male side terminal comprise at least two of a first male side terminal 21a and a second male side terminal 21b, and the male side connector has a partition wall, extending from a bottom part for parting the first male side terminal and the second male side terminal from each other at least on the bottom part side.  Even if conductive foreign matters, such as water, infiltrates near the bottom part of the male side connector where a short circuit can occur, the short circuit between the male side terminals can be prevented, since the male side terminals are parted from each other by the partition wall to isolate them from each other.
Patent JP-2002286760-A (JP)
Title: Dial of instrument for vehicle
Inventor: HONDA MAKOTO
IPC: G01R1/08
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a display instrument for a vehicle in which the all angle distance of both reference scale patterns is made equal every both reference scale patterns in an arc analog display part of a dial. SOLUTION: In a speed display part 10a of the dial 10, four reference scale patterns 11 to 14 are formed at angle distance of 90 deg. in order. When the pointer 50 is locked in a stopper 10b, data for controlling a rotation angle of a pointer 50 is controlled through a rotating inner unit 20 so as to press the pointer 50 against the stopper 10b.
Patent JP-2001316830-A (JP)
Title: Method and device for electroless depositing metal uniformly on bond pad of integrated circuit
Inventor: AMADOR GONZALO
IPC: C23C18/36
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a device and a method for electroless plating a layer uniformly on an exposed metal (metalization) in an integrated circuit such as a bond pad. SOLUTION: The device has a means for holding several wafers and rotating each wafer with a constant speed and in synchronization with several wafers. The method includes making a periodical superposition for a direction and a velocity of movement of both metal plating solution and wafer, by invading into a current of the metal plating solution flowing substantially like a layer with a uniform speed; and includes making a part of the wafer on which the additional period for the direction and the velocity and the subtractional period caused by the opposite direction and a velocity varies periodically. As a result, a highly uniform layer is electroless plated on an exposed metalization of the bond pad. If the plated layer is a bondable metal, a non-bondable pad metalization could be converted to a bondable pad by the method.
Patent JP-2002285810-A (JP)
Title: Method for assembling valve spring retainer
Inventor: ASANO MASAHIKO
IPC: F01L3/24
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for assembling a valve spring retainer to stabilize an engaging position of a cotter with an engaging groove and not to change the engaging position of the cotter with the engaging groove with the lapse of time. SOLUTION: (1) In the method for assembling the valve spring retainer wherein the valve spring retainer 15 is assembled in a valve stem of an engine valve 11 through the cotter 14, the tip part of the valve stem 12 is inserted in the valve spring retainer 15 in which the cotter 14 is built. After the cotter 14 is engaged with an engaging groove 13 of the valve stem 12, a tensile load is applied on the valve spring retainer 15 while the valve stem 12 held in. (2) The engine valve 11 is solenoid drive valve to be opened and closed by a valve stem cooperation of a spring force developed by a valve spring and an electromagnetic force developed by an electromagnet.
Patent JP-2002283313-A (JP)
Title: Method and apparatus for manufacturing fiberboard
Inventor: UEDA TAKUSANE
IPC: B27N3/08
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a fiberboard capable of manufacturing the fiberboard having excellent adhesive performance by uniformly impregnating a long fiber mat with an adhesive. SOLUTION: The method for manufacturing the fiberboard comprises an impregnating step of impregnating the long fiber mat 1 made of many long fibers 1' selected from the group consisting of at least a kenaf, an oil coconut and a coconut palm, with a water soluble adhesive 3, a drying step of drying the mat 1 obtained in the impregnating step, and a molding step of molding the mat 1 obtained in the drying step to the fiberboard by hot pressing. In this method, an air dry step of drying the mat 1 until a water content of the mat 1 becomes 100% or less by supplying air 3 to the mat 1 obtained in the impregnating step is employed as the drying step. Thus, the mat 1 can be dried uniformly to its interior.  The mat 1 can be dried while imparting a force of a reverse direction to the direction for moving the moisture and the adhesive component to the surface of the mat at the drying time by supplying the air 3.
Patent JP-2002288900-A (JP)
Title: Floating optical head
Inventor: NAKADA MASAHIRO
IPC: G11B11/105
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a floating optical head that improves heat radiation efficiency of the magnetic coil producing the recording/reproducing magnetic field on a magneto-optical recording disk. SOLUTION: The protective film 12 is made thin except a projection 122 at the center of a magnetic coil 13. Accordingly, the copper wire of the magnetic coil 13 is brought closer to the open air resulting in improved heat radiation efficiency. The coil 13 consists of several layers and the layer has the more turns the closer the open air.
Patent JP-2002291638-A (JP)
Title: Washing equipment
Inventor: SATO HIROFUMI
IPC: A61H33/00
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To solve the problems that the increase of functions is limited because of structural restrictions in a conventional multifunctional shower, a head part is large and heavy and it is tiring to use it in hand. SOLUTION: By attaining a shower equipment using a rotary nozzle and attaining a structure in which the rotary nozzle can be changed through one action, a small-sized and compact multifunctional shower equipment is provided.
Patent JP-2002295815-A (JP)
Title: Combustion device
Inventor: KURAMOTO AKIRA
IPC: F23D14/22
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a combustion device in which the flame-forming direction is stabilized avoiding the device to become large. SOLUTION: The combustion device is provided with, a heat chamber 1, in which an oxygen containing gas is flowed and led to a fuel gas jetting part H; and a straightening vane 4 which is disposed in the heat chamber 1, so as to traverse the heat chamber 1 and has a discharge part T for discharging the oxygen, containing gas that flows into the heat chamber 1; the fuel gas sprayed from the spray part H is burned with the oxygen containing gas jetted from the discharge part T; and the discharge part T is provided with a guide P, that protrudes toward the flowing direction of the oxygen containing gas in the heat chamber 1, with respect to the straightening vane 4.
Patent JP-2002297803-A (JP)
Title: Machinery maintenance fee setting system and machinery insurance fee setting system
Inventor: NATSUME AKINORI
IPC: G06Q50/10
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a system for setting maintenance fee and insurance fee that enables a machinery user to reduce the payments of maintenance fee and the insurance fee depending on the setting and operation of a machinery anomaly avoiding facility of the machinery, and that enables a maker and an insurance company to reduce the maintenance cost and insurance money payment. SOLUTION: The system for setting maintenance fee and insurance fee is provided with the machinery user 12 provided with the machinery 3 and an accounting server 14, the maker 22 provided with a maker remote monitoring system 23 and a const management server 27, and a financial intermediary office 13. In the maker remote monitoring system 23, operation information is acquired from the machinery 3 through a communication line G29 on the basis of a maintenance contract, the maintenance fee is determined on the basis of the maintenance contract and the operation information, and a next maintenance fee payment instruction is outputted to the cost management server 27. The cost management server 27 sends a notice to the accounting server 14 through a communication line J32 on the basis of the next maintenance fee payment instruction.  The accounting server 14 deposits the next maintenance fee into an account of the maker 22 at the financial intermediary agent 13 in response to the notice.
Patent JP-2002296163-A (JP)
Title: Impact analysis method
Inventor: MIYAZAKI YOSUKE
IPC: G06F17/50
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide an impact analysis method capable of nicely reproducing a destroy behavior which can not be reproduced by the prior impact analysis method for a resin molding. SOLUTION: The impact analysis method is the impact analysis method for the molding composed of a resin material using a finite element method, and reduces a destroy decision condition to 10%-80% about the element neighboring the element reached to the destroy decision condition.
Patent JP-2002297278-A (JP)
Title: Display controller and its method and recording medium and its program
Inventor: TAKAHASHI KAZUMA
IPC: G06F3/0481
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To improve visibility for a user even on a small screen. SOLUTION: A menu item 101 which is being selected by a cursor at present is switched from icon display to character display such as 'a flash level' indicating the name of a function, and the display area is extended. On the other hand, menu items 102-105 which are not selected provide icon display, and the display areas are reduced. Thus, it is possible to display much more menu items on one display screen, and to improve the visibility of the selected item for a user.
Patent JP-2002305105-A (JP)
Title: Method for manufacturing voltage nonlinear resistor
Inventor: HORI AKIO
IPC: C04B41/87
Filed: 2001-04-06
Abstract: PROBLEM TO BE SOLVED: To form a side surface high resistance layer on the side surface of a voltage nonlinear resistor, constituted of a sintered member whose main component is zinc oxide, at a low temperature in the range of 850-1,000 deg.C. SOLUTION: Paste, containing a eutectic mixture composed of bismuth oxide and lithium oxide, or bismuth oxide and rubidium oxide, or bismuth oxide and boron oxide and containing antimony oxide, is spread on the side surface of a sintered member whose main component is zinc oxide and baked at 850-1,000 deg.C, and the side surface high resistance layer is formed on the side surface of the sintered member. A material, composed of bismuth oxide of 99.0-99.5 wt.% and lithium oxide of 0.5-1.0 wt.%, or bismuth oxide of 95.0-97.0 wt.% and rubidium oxide of 3.0-5.0 wt.%, or bismuth oxide of 94.0-99.0 wt.% and boron oxide of 1.0-6.0 wt.%, is preferable as the eutectic mixture.
Patent JP-2002301217-A (JP)
Title: Game machine
Inventor: SUDO MASAYOSHI
IPC: A63F7/02
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a game machine which reduces a burden of a player's watching a game panel surface during the generation of right and which is suitable for preventing a game ball shot by the player during the generation of the right from becoming a waste of time in a right matter type pachinko machine. SOLUTION: The right matter type pachinko machine is provided with a rotation chucker 10 on the game panel surface 102. Furthermore, display lamps 24 to 28 are provided at the chucker 10 and when a special pattern display device 104 starts the variation of patterns during the generation of the right, the lamp 24 is lighted. When the state of ready is formed during the generation of the right, the lamps 24 and 26 are lighted. When a special prize-winning port 115 is opened, the lamps 24 and 28 are lighted. Thus, the player is information of the possibility of finishing the generating state of the right.