baber/WOPTO huggingface dataset:
Patent JP-2002017097-A (JP)
Title: Rotational speed detecting device for three-phase brushless motor
Inventor: KITAMURA TATSUO
IPC: H02P6/16
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a rotational speed detecting device for brushless motors that obtains accurate rotational speeds free from errors due to the influences of displacement of rotor position detecting means installed. SOLUTION: The rotational speed detector for three-phase brushless motors includes three rotor position detecting means that output rotor position detection signals corresponding to the rotational position of a rotor. The rotational speed detector is further provided with a counter means that counts the intervals between the a rising edge and the next rising edge and between a falling edge and the next falling edge of rotor position detection signals outputted from the rotor position detecting means and outputs the counts in sequence, and a calculating means that receives the counts and calculates the rotor rotational speed, based on the counts in sequence.
Patent JP-2002012244-A (JP)
Title: Separately disposable cap
Inventor: SAWASAKA SHINJI
IPC: B65D41/32
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a separately disposable cap fitted to a mouth part of a vessel and removable from the mouth part of the vessel for the disposal for separate collection in which the cap can be fitted to the vessel mouth part in one plugging process similar to conventional caps, and the fitted cap can be easily removed from the vessel mouth part without requiring any large force for detachment after the content is consumed and without using any instrument therefor. SOLUTION: In this separately disposable cap comprising an inner cylinder 5 and an outer cylinder 4 integrated with each other so as to be externally fitted to the vessel mouth part, a riser wall extended to an upper portion of the inner cylinder 5, and a pouring cylinder 8 continuously provided on an upper portion of the riser wall, the pouring cylinder 8 is separable from the riser wall, the riser wall and the inner cylinder 5 are separable to the outer cylinder 4, and the inner cylinder 5 can be drawn outward of the vessel mouth part after the separation.
Patent JP-2002023498-A (JP)
Title: Image forming device
Inventor: HODOSHIMA TAKASHI
IPC: G03G15/09
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a developing device which prevents prevent carrier from sticking to a developing roll or prevents carrier separated from a magnet roll from sticking to the developing roll. SOLUTION: In the developing device 3 having the developing roll 6 for carrying toner to develop an electrostatic latent image formed on the surface of a photoreceptor 1, a developer carrier 7 formed with a magnetic rush 9 of two-component developer 9 and for supplying toner to the developing roll 6, and a developer regulating member 8 for regulating an amount of developer on the developer carrier 7, a cover member 11 is provided for covering the magnetic brush on the developer carrier 7 in an area from the pass point of the developer carrier 7 through the developer regulating member 8 to the opposed position of the developer carrier 7 to the developing roll 6 in the direction of the rotation of the developer carrier 7.
Patent JP-2001344486-A (JP)
Title: System and method for membership on-line order reception discount and information storage medium stored with membership on-line order reception discount program
Inventor: CHIN MASAYASU
IPC: G06Q10/00
Filed: 2000-05-31
Abstract: PROBLEM TO BE SOLVED: To meet customer's demands with discount prices while automating and making efficient dealings by displaying articles, services, etc., when they are sold on-line. SOLUTION: This system is quipped with a member registering means where a use accessing a server system from a client terminal is registered as a member, an information display means for articles, etc., which displays article information on the terminal of the user, and an order reception input and transmitting means which receives an order from a registered member, an order reception database stored with order quantities by articles, information on orderers, etc., and a price information database stored with prices of the articles, etc., corresponding to order quantities, and a program for deciding and displaying a price corresponding to a current order reception quantity by referring to the price information database according to the totalized order reception quantity.
Patent JP-2002035573-A (JP)
Title: Method for removing hydride in liquid metal heat exchange fluid
Inventor: ROBERT C MARUBANII III
IPC: B01J3/03
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a method for refining a liquid heat exchange fluid. SOLUTION: A contact container is used in combination with a refining apparatus in order to control the precipitation of a metal hydride in a process high in the permeability of hydrogen. The contact container receives the slip stream of a circulating liquid metal stream and provides a large interfacial surface area and temperature sufficient to decompose the hydride under vacuum to remove hydrogen from molten hydride. A liquid metal of which the hydride level is lowered is refluxed to the circulating heat exchange stream or hydride is sedimented and filtered by a cold trap to further refine the liquid metal.
Patent JP-2002019124-A (JP)
Title: Method of assembling ink jet nozzle, ink jet nozzle and method of forming film
Inventor: KITAZAWA SHOGO
IPC: H01J9/20
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a method of assembling an ink jet nozzle 11 whereby even the small ink jet nozzle 11 can be accurately assembled without a positional deviation. SOLUTION: A nozzle body 12 and nozzle plates 13, 14 and 15 to be mounted to a front face of the nozzle body 12 are positioned by fitting in a groove part 34 of a nozzle assembly frame 32 formed in a nearly equal shape to outer shapes of front faces of the nozzle body 12 and the nozzle plates 13, 14 and 15. The nozzle body 12 and the nozzle plates 13, 14 and 15 are united in the groove part 34 of the nozzle assembly frame 32. Accordingly, even the small ink jet nozzle 11 can be accurately assembled without being deviated in position.
Patent JP-2002028781-A (JP)
Title: Measuring device for welding heat input
Inventor: UENO YASUHIRO
IPC: B23K9/095
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To precisely measure a welding heat input by detecting correctly a welding speed required when moving manually a welding torch. SOLUTION: By calculating a welding time by the changes of a rate of rise in temperature being measured by a first temperature sensor 6 installed at a specific distance in a position in parallel with the weld line of steel 1 which is a material to be welded and that being measured by a second temperature sensor 7, and by operating the welding speed from a time required actually for welding the steel 1 in a specific distance, the welding heat input is correctly obtained.
Patent JP-2002027715-A (JP)
Title: Rotating electric machine
Inventor: NOSE TAMOTSU
IPC: H02K19/10
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To provide a small rotating electric machine with a one-sided magnet embedded structure, which has high serviceability in high motor characteristics. SOLUTION: A positional relation between respective protruding sections 11a constituting pole teeth 11a, 11b on magnetic field core 11 and respective salient pole pieces 12d on armature core 12 is shifted by an even phase angle of 30 deg., respectively. Thus, respective waveforms of cogging torque generated respectively in the respective salient pole pieces 12d of the armature core 12 are cancelled each other to restrain the level of the whole cogging torque so as to be very small.
Patent JP-2002021731-A (JP)
Title: Coolant compressing device
Inventor: KOSONE NOBUNORI
IPC: F04C29/02
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To solve the problem of a conventional refrigerant compressing device that a ball bearing is damaged in the case where a gas entrainment is generated in a positive-displacement oil pump and oil supply failure to the ball bearing is generated. SOLUTION: This refrigerant compressing device has an equipment body having an oil reservoir storing the lubricating oil at a bottom part thereof, an electric drive element provided in this equipment body, a spindle to be rotated by the electric drive element so as to drive a compressing element for compressing the refrigerant, a sub frame having a first bearing part for journaling the main shaft, an oil hole provided in the main shaft so as to pass the lubricating oil sucked from the oil reservoir, and an opening part communicated with the oil hole and opened at a side surface of the main shaft, and this refrigerant compressing device is provided with an oil supply passage for supplying the lubricating oil to the first bearing part.  This refrigerant compressing device is provided with a peripheral wall on the sub frame so as to cover the position of the opening part of the oil supply passage, and a bottom part of a recessed part formed by this peripheral wall and the first bearing part are communicated with each other so as to lubricate the first bearing part with the lubricating oil stored in the recessed part.
Patent JP-2002020621-A (JP)
Title: Aromatic polysulfone resin composition and its molded article
Inventor: ARAI NORIYUKI
IPC: C08L81/06
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide an aromatic polysulfone resin composition that is excellent in flowability during the molding process and gives a molded article having excellent stiffness in the thinwall portion of the molded article, without impairing excellent mechanical properties and excellent heat resistance inherent to the aromatic polysulfone resin, and provide a molded article from the resin composition. SOLUTION: The aromatic polysulfone resin composition comprises 5-50 pts.wt. liquid crystal polyester resin having a flow temperature as defined below of 250-400 deg.C, 5-100 pts.wt. glass fiber having an average fiber diameter of 2-8 μm, based on 100 pts.wt. aromatic polysulfone resin having a melt viscosity of not more than 200-1,000 Pa.s as measured at 340 deg.C and a shear rate of 1,000 s-1. The flow temperature is a temperature at which a heat-melted material shows a melt viscosity of 4,800 Ps.s when extruded through a nozzle under a load of 100 kg/cm2 at a temperature-rising rate of 4 deg.C/min using a capillary rheometer provided with a nozzle having an inner diameter of 1 mm and a length of 10 mm. A burn-in socket for an integrated circuit IC is produced by using the composition.
Patent JP-2002026466-A (JP)
Title: Condensing optical system and light source for laser machines
Inventor: HASEGAWA KAZUO
IPC: B23K26/064
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To stabilize the intensity of a condensed laser beam. SOLUTION: VCSELs 11 are arranged approximately like a matrix but rows of them parallel to the x-axis irregularly deviate in the y-axis direction, so that the centers of the VCSELs 11 arranged in the x-axis direction greatly or little deviate from specified straight lines. Columns of the VCSELs 11 parallel to the y-axis are arranged, without deviating in the x-axis direction, but may irregularly deviate in the x-axis direction.
Patent JP-2002027144-A (JP)
Title: Communication terminal, speech system and channel establishing method
Inventor: MUKAI HIROSHI
IPC: H04M1/00
Filed: 2000-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a speech system used by a plurality of people that is provided with diversified service forms. SOLUTION: This invention provides a communication terminal that is provided with a microphone 11 that picks up a voice, a channel setup means 15 that can set up channels with different communication destinations 2a, 2b in parallel, a communication control means 14 that transmits the voice picked up by the microphone 11 to the different communication destinations and receives voices sent from the different communication destinations, and a loudspeaker 12 that outputs the voices received by the communication control means 14.
Patent JP-2002026697-A (JP)
Title: Flip-flop circuit
Inventor: YAMAMOTO HIROAKI
IPC: H03K3/356
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To solve a problem of a conventional flip-flop circuit that has in creased the circuit area because number of required transistors (TRs) is larger in a conventional configuration having been proposed and consisting of an input section employing a dynamic circuit and of an output section employing a static circuit and adopting a latch circuit that latches data by using a strobe signal whose pulse width is shorter than a clock period. SOLUTION: In the flip-flop circuit of this invention, a PMOS transistor (TR) P2 only controlled by an output result Q of a flip-flop latches an output node X1 of a dynamic circuit in an input section employing the dynamic circuit and a control signal generating circuit controlling an output data shut-off TR N2 is replaced with simple inverting delay circuits INV3-INV5.
Patent JP-2002027350-A (JP)
Title: Image display system
Inventor: DOI KIYOYUKI
IPC: G06F3/048
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To provide an image display system which can display the images of plural services in free display forms without sticking to the display form of the image. SOLUTION: The image data of each service received by receivers 1a-1n are inputted into a data selector 2. The data selector 2 outputs the service selected by the user to a display controller 4 out of inputted data. The image data inputted into the display controller 4 are mapped in a memory 6 according to the image region set by the user by the control of a display region controller 5. The display controller 5 reads the data mapped in the memory part 6 in order, and output them to the display and let it indicate them.
Patent JP-2002032445-A (JP)
Title: Truck allocating method
Inventor: OYAMA NOBORU
IPC: G06Q50/28
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a truck allocating method which can improve the loading rates of loads on return ways when loads are transported by the trucks. SOLUTION: An information center 1 connected through a communication network 5 and information terminals 2 to 4 that a consignor which requests the transportation of a load and a freighter which transports loads and can detect the travel states of its own trucks by a position detecting means use respectively has steps (a) to (d). (a) Load information on the loading place and unloading place of a load received from the consignor is registered in a storage means and (b) the registered load information is reported to the freighter; and (c) bid information on the load information including the current position of a truck detected by the position detecting means is received from the freighter and registered in the storage means and (d) the registered bid information is reported to the consignor.
Patent JP-2002029769-A (JP)
Title: Method of producing optical fiber
Inventor: HASEGAWA TAKEMI
IPC: C03B37/028
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To easily control the occupying ratio of circular openings of an optical fiber having a fine structure and to reduce the production cost. SOLUTION: The method of producing the optical fiber comprises a preform producing process for producing an optical fiber preform 10 from a main medium 1 having a low solubility to a prescribed eluant and a sub-medium 2 having a high solubility to the eluant, a drawing process for drawing the optical fiber preform in such a state that the main medium and the sub-medium are each solid or liquid and an eluting process for eluting the sub-medium by immersing at least one end surface of the optical fiber obtained by the drawing process into the eluant.
Patent JP-2002031681-A (JP)
Title: Meteorological radar
Inventor: WADA MASAKAZU
IPC: G01W1/00
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To calculate wind direction and wind velocity in a region of observation object regardless of the existence of droplets. SOLUTION: A pulse beam is radiated from an antenna 11, its reflection wave is received and regions generating rainfall and cloud in the covered area is observed with a signal processor 17 using the signal magnitude. Here, in the case that the wind direction and the wind velocity information in the regions generating rainfall and cloud is required, Doppler components due to Rayleigh scattering in the regions are observed with the signal processor 17 and the wind direction and the wind velocity are calculated from the observation results.  In the case that the wind direction and wind velocity information in arbitrary regions other than the regions generating rainfall and cloud is required, the oriented direction of the beam formed by the antenna 11 is forwarded to the area of the observation object, the echo component due to Bragg scattering is observed from the received signal of the reflection wave, and the wind direction and the wind velocity are calculated from the observation results.
Patent JP-2001055992-A (JP)
Title: Compressive medium discharger
Inventor: KOESTERS HEINER
IPC: F04C18/08
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a discharger with high delivery capability, showing more favorable evacuating action. SOLUTION: A compressive medium discharger, in particular, a dry operation vacuum pump comprises at least two shafts provided with rotors 4 designed as spiral contour bodies 4 with their sectional shapes meshed with each other like gears during rotation, running in non-contact with each other and having leads of the spiral contour bodies lessened as tending from an entrance to an exit. The spiral contour bodies 4 are designed in two lines, and leads S1, S3 at the entrance ends and the exit ends of the spiral contour bodies 4 are kept constant and an intermediate lead S2 is continuously lessened as tending from the wide lead S1 at the entrance end to the narrow lead S3 at the exit end.
Patent JP-2002028919-A (JP)
Title: Method for manufacturing ceramic building material
Inventor: SHINOHARA EIICHI
IPC: B28B1/52
Filed: 2000-07-19
Abstract: PROBLEM TO BE SOLVED: To develop a yield and a reinforcing effect at a papermaking time bearing comparison with a beaten pulp fiber even with a not yet beaten pulp fiber in a papermaking method. SOLUTION: A method for manufacturing a ceramic building material comprises the steps of first throwing the pulp fiber during blending of a ceramic cement in an alkali water containing calcium together with a colloidal silica, then kneading the mixture in the case of manufacturing the ceramic building material by a so-called papermaking method by blending the ceramic cement obtained by adding a necessary aggregate, a filler and the like to main materials of a cement, a silica sand and the pulp fiber as a reinforcing fiber, then mixing the mixture with another ceramic cement blend, and thereafter manufacturing a product by the papermaking method.
Patent JP-2002044971-A (JP)
Title: Electrostatic suction device for flexible film, and electrostatic suction method
IPC: H01L21/3065
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide an electrostatic suction device for electrostatically sucking a flexible film which will not require troublesome works, makes surface treatment work in vacuum and will not cause wrinkles, deformations, peeling-offs in the film, when the surface treatment works, and its electrostatic suction method. SOLUTION: A positive electrode 1 and a negative electrode 2 are disposed by surrounding each electrode alternately the other on the surface of an insulating dielectric layer 5 and making each outermost edge same polarity and the distance between both electrodes is set between one to ten times the thickness of an insulating dielectric layer 4. The average roughness on the center line of an electrostatic suction surface 6 is made 0.5 μm or less and the volume specific resistance is set at 108-1012 Ω.cm.  The area of an electrode 3 for the electrostatic suction on the electrostatic suction surface 6 is composed of 10-80% of the area a flexible film 20, which is brought into contact with the electrostatic adsorption surface 6 and the outermost edge of the electrode 3 for the electrostatic suction is made to the outermost edge of the flexible film 20 is made to protrude by making the protruding length 4 mm or less. After electrostatic suction of the flexible film 20, either the electrostatic suction voltage is lowered or the application of the electrostatic suction voltage is stopped.
Patent JP-2002044747-A (JP)
Title: Home control system
Inventor: HAMAGUCHI HIROKI
IPC: H04Q9/00
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a home control system capable of recognizing an operation state of an electric appliance at a control side at low cost and at ease and capable of increasing the convenience using a power line carryier system without reconstruction of the equipment or without laying a new control line. SOLUTION: A terminal controller 7 of a home control system 1 using the power line carryier system receives a command from a communication device 2 as a control signal via a power line 3. The controller 7 controls an electric appliance 28 based on the signal. Furthermore, the controller 7 includes an operation monitor means to monitor the state of the appliance 28 responding to the signal to instruct a predetermined operation and reports the state to a main controller 4, then the controller 4 reports the status to a communication device 2.
Patent JP-2002044175-A (JP)
Title: Psk receiver
Inventor: TANAKA JUNYA
IPC: H03G3/20
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a PSK receiver for which a delicate setting with respect to a response speed of an AGC circuit, is not required. SOLUTION: A variable amplifier circuit 12A placed at a pre-stage to a sampling circuit 16 and a variable amplifier circuit 12B placed at a post-stage from the sampling circuit 16 configure a 1st AGC circuit and its response speed depends on an amplitude fluctuation at a comparatively lower speed due to movement or the like of the PSK receiver. A dynamic range of the sampling circuit 16 is decided to pass through amplitude fluctuations at a comparatively higher speed due to fading or the like. The response speed of a 2nd AGC circuit 30 placed at a post-stage from the sampling circuit 16 is decided by amplitude fluctuations at a comparatively higher speed due to fading or the like. The 2nd AGC circuit 30 averages a symbol peak level of a signal to control its gain so as to pass through a level change due to data.
Patent JP-2002044940-A (JP)
Title: Mos-switching circuit
Inventor: KAWASAKI KOJI
IPC: H02M3/155
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a MOS-switching circuit that realizes prevention of wrong continuity due to adverse effects of output voltage through gate-electrode parasitic capacity, inhibiting the increases in output resistance of a low-side output element having a MOS gate electrode. SOLUTION: A gate potential of the low-side output element 2 is shifted to negative side by an accumulated voltage of a capacitor 811, when the low-side output element 2 is turned off immediately, prior to the turning-on of a high-side output element 1. While the low-side output element 2 is being turned on, the control voltage on the low side is applied to the gate electrode of the low-side output element 2, after recovering attenuation of the control voltage at the side of a low side due to the accumulated voltage of the capacitor 811 by means of a buffer circuit 82. Thereby, deterioration of the output performance of the low-side output element 2 is prevented.