baber/WOPTO huggingface dataset:
Patent JP-2001167441-A (JP)
Title: Reading device of writable optical disk
Inventor: KURODA KAZUO
IPC: G11B7/005
Filed: 2000-11-07
Abstract: PROBLEM TO BE SOLVED: To obtain prepit signals having good C/N while reducing the effect caused by recorded information recorded on an information recording track as much as possible. SOLUTION: The device consists of a light receiving device 80 which receives the reflected light beams of the light beams cast on grooves 2, a subtracting device 81 which outputs difference signals (A+B)-(C+D) of light receiving sections A, B and C, D of the device 80, a waveform shaping circuit 82 which waveform-shapes signals (A+B+C+D) by adding the outputs of the sections A, B and C, D and generates groove pit cancel signals that cancel noise components of the difference signals caused by recorded information recorded on the grooves and a subtracting device 83 which subtracts the groove pit cancel signals from the difference signals and outputs the signals as prepit signals.
Patent JP-2002143674-A (JP)
Title: Method for degrading contaminant and degrading apparatus used in the same
Inventor: KATO KINYA
IPC: C02F1/20
Filed: 2000-11-10
Abstract: PROBLEM TO BE SOLVED: To provide a method for preventing the lowering of degrading capacity when a degradation reaction is continuously carried out or the operation of an apparatus and suspension are repeated over a long period of time, and to provide an apparatus suitable for the method. SOLUTION: The method for degrading and removing a contaminant having a step for degrading the contaminant by incorporating chlorine and the contaminant into air and irradiating the resulting gas to be treated with light from a light radiating means also has a step for washing a degradation region in which the step for degrading the contaminant is carried out and/or a region in which the chlorine or a chlorine generating source is supplied by supplying an alkaline aqueous solution. An apparatus used in the method is also provided.
Patent JP-2002145016-A (JP)
Title: Detecting device
Inventor: HIRASE SATOSHI
IPC: H01H9/54
Filed: 2000-11-14
Abstract: PROBLEM TO BE SOLVED: To provide a detecting device capable of accommodating an electric circuit in a small space in the detecting device. SOLUTION: This detecting device for generating at least two resistance value outputs in accordance with detection of a state is equipped with a resistance circuit provided between output terminals of the device, and a bypass circuit (a resistance value selection circuit) for varying or reducing the value of the resistance circuit in accordance with the detection of the state. A higher resistance value between the two resistance value outputs is set for the resistance circuit.
Patent JP-2002147202-A (JP)
Title: Cooling structure improved turbine
Inventor: TANIGUCHI TOMONORI
IPC: F01D9/02
Filed: 2000-11-15
Abstract: PROBLEM TO BE SOLVED: To provide a turbine having improved cooling performance of turbine blades by changing a shape or arrangement of a turbulent acceleration body within a cooling passage. SOLUTION: Cooling passages 3 are formed on the inside of turbine blades 1, 7 in a gas turbine engine, intake passages 4 taking in cooling air (a) into the cooling passages 3 are formed on the outside in the radius direction or the inside in the radius direction of the turbine blades 1, 7, and a plurality of turbulent acceleration bodies 2 for making the flow of cooling air (a) turbulent are installed over from the downstream part of the intake passage 4 to the upstream part of the cooling passage 3.
Patent JP-2002159195-A (JP)
Title: Pwm control circuit, motor fan and electric cleaner
Inventor: KUSHIDA HIROYUKI
IPC: H02P6/08
Filed: 2000-11-16
Abstract: PROBLEM TO BE SOLVED: To provide an easy-to-implement means for outputting a short pulse width signal at the time of starting, and means for suppressing inrush current (overshoot current) at the time of starting especially suitable for a motor fan. SOLUTION: Inrush current is suppressed easily by increasing the pulse width PW of a PWM signal during interruption processing in a PWM control circuit including rotational position detection processing of a brushless motor at the time of starting a motor fan. An overcurrent detection level larger than the inrush current of the motor fan at the time of starting is set, and when the current flowing through the winding of the brushless motor exceeds the overcurrent detection level, rotation of the motor fan is stopped. As an example of control, a current control signal Iout* is decreased monotonously at the time of starting the motor fan and the pulse width PW of the PWM signal is increased monotonously.
Patent JP-2002145153-A (JP)
Title: Grip with built-in heater
Inventor: SEKIGUCHI TSUGIO
IPC: B62K21/26
Filed: 2000-11-17
Abstract: PROBLEM TO BE SOLVED: To provide a grip with built-in heater having no fear of disconnection and minimized in the fluctuation of grip temperature to the fluctuation of the outside air temperature. SOLUTION: In this grip with built-in heater, a heater 21 formed of a substantially cylindrical resin-made support 22 having a plurality of ribs axially formed on the circumferential surface, a pair of comb-tooth-like electrodes 23 arranged around the support 22 so that the respective comb teeth are alternately located in the axial direction, and a heating element layer 24 having a positive resistance temperature coefficient, which is molded around the support 22 enclosing the electrodes 23 and integrated to the support 22 and the electrodes 32 is buried in a grip and integrated thereto.
Patent JP-2002156984-A (JP)
Title: Karaoke information service system
Inventor: YOSHIDA NORIFUMI
IPC: G06Q50/00
Filed: 2000-11-20
Abstract: PROBLEM TO BE SOLVED: To enable a user to find a music number without searching a song book. SOLUTION: When the user visits, a customer management part 16 makes its member number correspond to a customer room number and when the user sings, the KARAOKE equipment number, playing start time, playing end time, music number, singing score, standard music number, etc., are stored as singing history data into a subordinate gathering part 12A. When the user checks out, a reception management part 16 inputs the customer room number, room entry time, and exiting time and then a main gathering part 13 receives the singing history data from the subordinate gathering part 12A; and a POS register 14 generates a bill according to the room entry time and customer number and the singing history data and standard music number data are store din a singing history database 21.  A data management part 17 generates a list of pieces of music that the member sang on the day according to the singing history data of the day and the list is printed and passed to the member. The member can obtain a desired music number without searching a song book by referring to the list.
Patent JP-2002162769-A (JP)
Title: Non-fixing type image receiving sheet
Inventor: MIZUNO HIROSHI
IPC: G03G7/00
Filed: 2000-11-22
Abstract: PROBLEM TO BE SOLVED: To provide a non-fixing type image receiving sheet which has improved toner holding properties and toner releasing properties. SOLUTION: On the surface of the non-fixing type image receiving sheet S, to which toner particles are adhered removably, many pits 5 to receive toner particles and many projections 6 to protect toner particles are formed. The surface part of the image receiving sheet forming the pits and projections 6 comprises a polymer compound containing fine particles for metal oxides, where the content of the fine particles of metal oxides is preferably 0.1 to 2 grams per one square meter of the image receiving sheet. The fine particle of the metal oxides include the fine particles of zinc oxide, titanium oxide, and aluminum oxide. The fine particles of the metal oxides can be replaced by the fine particles of calcium carbonate and silicon dioxide.
Patent JP-2002159707-A (JP)
Title: Closing structure for circuit board in game machine
Inventor: KADOYA SHUHEI
IPC: A63F7/02
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a board housing case in a game machine for preventing an illegal action such as fleely altering a circuit board and facilitating the assembly work. SOLUTION: In this closing structure, the circuit board 17 for controlling the operation state of the game machine is sealed inside a base body 16 and a cover body 18, and engaging means 38 and 39 to be engaged with the base body 16 and the cover body 18 by a sliding operation are arranged. Also, opening parts 40 and 42 to be opened between base plates 16 in an engaged state by sliding the cover body 18 are opened and a sealing member 44 for controlling the sliding operation is mounted on the opening parts 40 and 42.
Patent JP-2002167296-A (JP)
Title: Substrate for film forming
Inventor: KINOSHITA HIROYUKI
IPC: C30B29/38
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a substrate for film forming, which has thermal and chemical stability, and whose thermal expansion coefficient is consistent with that of a GaN thin film. SOLUTION: The substrate for film forming consists of a single crystal of Ca12Al14O33 and is provided with a main surface for forming a GaN thin film.
Patent JP-2002164541-A (JP)
Title: Semiconductor device and its fabricating method
Inventor: MIYAJIMA TAKESHI
IPC: H01L21/761
Filed: 2000-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device in which breakdown voltage on the periphery of an element can be set higher than that of the element. SOLUTION: On the periphery of an element in a semiconductor substrate 1, a level difference 12 is provided at the boundary of a guard ring part Z1 and a connecting part Z2. At a lower part of the level difference 12, an impurity diffusion region 10 for p-type guard ring is formed on the surface layer part of the substrate 1 and depleted completely before an element breaks down. At a higher part of the level difference 12, an impurity diffusion region 11 for connection is formed in order to connect the element part with the impurity diffusion region 10 for guard ring. The impurity diffusion region 11 for connection is doped more heavily than the impurity diffusion region 10 for guard ring and the surface part is not depleted completely when the element breaks down.  Upper surface 10a of the impurity diffusion region 10 for guard ring is located lower than the upper limit surface Llimit of depletion in the impurity diffusion region 11 for connection.
Patent JP-2002170331-A (JP)
Title: Optical disk reproducing device
Inventor: WATANABE TOSHIYUKI
IPC: G11B27/10
Filed: 2000-12-01
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk reproducing device capable of continuously performing decode processing of a VOBU unit without any delay and performing DVD decode reproduction synchronized with VOBU processing. SOLUTION: The number of NV-PCLKs detection circuit 12 detects the number of NV-PCLK sectors in an ECC block, and when the detected number of sectors is larger than a prescribed value, a control circuit 14 postpones the buffering of a subsequent ECC block by deciding NV-PCK reference processing not to be finished within the buffering period of the subsequent ECC block.
Patent JP-2001222698-A (JP)
Title: Non-contact ic card recording medium and its production method
Inventor: CHO SHOTEI
IPC: B42D15/10
Filed: 2000-12-01
Abstract: PROBLEM TO BE SOLVED: To provide a high-quality inexpensive non-contact IC card recording medium which is adaptive to various kinds of modules and cards and is excellent in durability and its production method. SOLUTION: A thermoplastic polymer resin to be inner surface base materials 2 and 3 is a non-crystalline thermoplastic polymer resin and the total thickness of the materials 2 and 3 is larger than the maximum thickness of an IC module.
Patent JP-2002169525-A (JP)
Title: Display and display time measurmemt method
Inventor: MORITA KATSUHIKO
IPC: G09G3/28
Filed: 2000-12-01
Abstract: PROBLEM TO BE SOLVED: To provide a display with which display time can be measured without using another instrument and the display time measured till then can be stored even when the power source supply from the outside is cut off and with which the measurement precision of the display time can be improved, and to provide a display time measurement method. SOLUTION: In a display part 1, a display time measuring part 9 measures the period in which a video is being displayed. A control section 4 reads the measured display time from the display time measuring part 9, and writes the time into a nonvolatile memory 7. A sensor 6 detects the interruption of an external power supply and transmits the information to the control section 4. The control section 4, which has received information on the power source cutoff, writes the counted value corresponding to the display time which the display time measuring part 9 was measuring until then into a nonvolatile memory 7.
Patent JP-2002174357-A (JP)
Title: Solenoid valve
Inventor: YOKOZAWA FUMITAKA
IPC: F16K31/06
Filed: 2000-12-04
Abstract: PROBLEM TO BE SOLVED: To prevent the forgetting to insert a spacer in the assembling of a solenoid valve comprising the spacer interposed between a stator and a plunger to ensure the separating property of the plunger, and easily detect the deficiency even if forgetting to insert it. SOLUTION: A spacer part 17c is integrally formed on a coil spring 17 to be interposed between the stator 12 and the plunger 14. A plate spring piece 18b is integrally formed on the spacer 18 to be interposed between the stator 12 and the plunger 14.
Patent JP-2002176428-A (JP)
Title: Data transmission controller
Inventor: YAMADA TAKAO
IPC: H04L12/42
Filed: 2000-12-07
Abstract: PROBLEM TO BE SOLVED: To provide a data transmission controller where a processing time required for copying memory data between common share memories that is conducted to secure the consistency of data between the common share memory accessed by a transmission control section and the common share memory accessed by a host layer. SOLUTION: A reception station of data is registered to a this-time table 20NOW, after switching a preceding common share memory. When the station receives a token circulated through each station, memory data of the host layer side common share memory of a station, which is registered in a preceding-time table 20OLD and not registered in the this-time table 20NOW, that is, only a station, which receives data after switching at last but one time until a preceding switching time and receives no data after the preceding switching time, to a transmission control section side common share memory. Then the common share memory is switched when a switching request is reported after the copying, and information in the this-time table 20NOW is copied to the preceding-time table 20OLD to update the this-time table 20NOW.
Patent JP-2002186004-A (JP)
Title: Mobile device position retrieval system and mobile device position retrieval method
Inventor: IWAMOTO KAZUHIRO
IPC: H04W64/00
Filed: 2000-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a mobile device position retrieval system with enhanced accuracy that can easily retrieve the position of a mobile device whose position is going to be retrieved. SOLUTION: The mobile device position retrieval system is characterized in that a wireless base station controller is provided with a means that selects two mobile devices in a soft-handover state within the same cell as that of a mobile device whose current position is to be retrieved, a means that calculates a distance between a wireless base station and the mobile device whose current position is to be retrieved and between the wireless base station and the two mobile devices in the soft-handover state, and a means that transmits the calculated distance to the mobile device whose current position is to be retrieved,  and the mobile device whose current position is to be retrieved is provided with a means that calculates the distance between the mobile device whose current position is to be retrieved and the two mobile devices in the soft-handover state on the basis of the distance between the two mobile devices in the soft-handover state and the wireless base station and a delay time difference between the two mobile devices in the soft-handover state.
Patent JP-2002136461-A (JP)
Title: Application tool
Inventor: YAMANAKA MINORU
IPC: A47L13/22
Filed: 2000-11-02
Abstract: PROBLEM TO BE SOLVED: To provide an application tool which removes the fixed matter of a liquid to be applied within a base part, cleans the inside of the base part, protects the flow tube of the liquid to be applied connected to the base part, especially, the connecting part of the flow tube and the base part, does not prevent flow of the liquid to be applied and is durable. SOLUTION: The tool consists of the flow tube 6 through which the liquid to be applied flows, a groove part 9 attachably and detachably fitted to the base part 7 and provided with a plurality of discharging ports 10 branching the liquid and a mop part 5 attachably and detachably fitted to the base part 7 and abutted on a surface to be coated such as a floor surface. The liquid flowing to the part 9 through the tube 6 flows down to the part 5 from the ports 10. Furthermore, the tool is provided with a joint part 25 having a port 21 communicating with the part 9 and projecting from the part 9 and an outer peripheral wall 27 surrounding the part 25. The lower end part 23 of the flow tube is fitted to the part 25 and protected by the wall 27.
Patent JP-2001194764-A (JP)
Title: Processing agent composition for silver halide photography and processing method
Inventor: UEDA YUTAKA
IPC: G03C7/407
Filed: 2000-12-11
Abstract: PROBLEM TO BE SOLVED: To provide a processing agent composition for a silver halide photographic sensitive material having bleaching ability for the sensitive material having suitability to rapid desilvering, free from edge stain and having superior shelf stability, giving a stable processing solution free from precipitation and the occurrence of sludge due to the presence of metal ions, not causing the clogging of an attached filter, excellent in biodegradability and suitable for the protection of the global environment and a processing method. SOLUTION: The processing agent composition for silver halide photography contains at least one compound of formula I.
Patent JP-2002178968-A (JP)
Title: External wound preventing cover and its using method
Inventor: TANAKA TAKASHI
IPC: B62D65/00
Filed: 2000-12-12
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive external wound preventing cover capable of being mounted or removed in a short time without requiring a forming die or a resin mold for manufacturing the external wound preventing cover, and its using method. SOLUTION: The external wound preventing cover is formed by laminating a flexible and impact resistant sheet on a film with a sucker corresponding to the developed shape of an outline of a protected portion of an assembled member (an automobile). When the external wound preventing cover is used, the sucker layer of the external wound preventing cover is pushed against and mounted on the protected portion of the assembled member with a hand before assembling work and the sucker layer of the external wound preventing cover is pulled and removed therefrom with a hand after assembling work.
Patent JP-2002178751-A (JP)
Title: Sunvisor for vehicle and its manufacturing method
Inventor: UMEMURA NAOKI
IPC: B60J3/02
Filed: 2000-12-12
Abstract: PROBLEM TO BE SOLVED: To provide a sunvisor for a vehicle and its manufacturing method that can reduce cost by using components of a sunvisor body in common for vehicles of different models. SOLUTION: This sunvisor for the vehicle is provided with a main visor body 21 forming a main part of the sunvisor body 20, and a sub-visor body 30 formed independently of the main visor body 21 and mounted slidably in both right and left directions through a sliding means in relation to the main visor body 21. The sub-visor body 30 is constituted to be changeable into a first projecting position of projecting from one end of the main visor body 21, and a second projecting position of projecting from the other end of the main visor body 21.
Patent JP-2002185121-A (JP)
Title: Reflow method for printed circuit board and reflow furnace
Inventor: TAKAHASHI NAOYA
IPC: B23K31/02
Filed: 2000-12-13
Abstract: PROBLEM TO BE SOLVED: To provide a reflow method for a printed circuit board and a reflow furnace by which the thermal deformation of the printed circuit board can be effectively prevented by shortening a time for normal heating through preheating and defining a heating part at the solder connection part of electronic parts by the normal heating. SOLUTION: In a reflow furnace 1, a printed circuit board 11 on which an electronic part 10 is placed is transferred and heated, and its solder connection part 10a is soldered by heating to mount the electronic part 10. The reflow furnace 1 is provided with a preheating part 3 which is provided in the transfer route 2 of the printed circuit board 11 in order to heat the printed circuit board 11 at such a high temperature as not to give a thermal deformation thereto, and a normal heating part 4 which is provided in the downstream side of the preheating part 3 to locally heat only the solder connection part 10a of the preheated printed circuit board 11 and to solder the solder connection part 10a.
Patent JP-2002179992-A (JP)
Title: Thermosetting coating composition
Inventor: KATO TAKESHI
IPC: C09D163/00
Filed: 2000-12-13
Abstract: PROBLEM TO BE SOLVED: To provide a thermosetting coating composition excellent in storage stability and coating film performance. SOLUTION: This composition contains 10-90 mass% acrylic copolymer which contains 5-90 mass% monomer units derived from an epoxy-group-containing vinyl monomer represented by formula [1] (R1 is H or methyl; and R2 is H, methyl or ethyl) and has an epoxy equivalent of 200-900 g/eq.
Patent JP-2002185507-A (JP)
Title: Voice information communication system and apparatus thereof
Inventor: O KIYOSHI
IPC: H04L45/85
Filed: 2000-12-13
Abstract: PROBLEM TO BE SOLVED: To improve a speech quality by communicating by avoiding a channel for causing a delay of the communication in an internet. SOLUTION: A terminal equipment is connected to a network having a router for routing in response to an address. The equipment adds different destination addresses to voice information and non-voice information except the voice information and transmits the information. A storage means is connected to each network. The storage means stores the address of the equipment under a management. A switch means is connected to a dedicated line for transmitting to each other and connected to the network. The switch means is switched to connect to the equipment designated by an address in response to a stored content of the storage means.
Patent JP-2002179412-A (JP)
Title: Method of isolating and refining cubic spinel-type silicon nitride
Inventor: SEKINE TOSHIMORI
IPC: C01B21/068
Filed: 2000-12-13
Abstract: PROBLEM TO BE SOLVED: To provide a method of isolating and refining cubic spinel-type silicon nitride, by which unreacted low pressure phase silicon nitride contained in the cubic spinel-type silicon nitride as an impurity can be separated and the purity of the cubic spinel-type silicon nitride can be heightened. SOLUTION: The isolation and refining of the cubic spinel-type silicon nitride comprises accommodating a mixed power 12 comprising the cubic spinel-type silicon nitride and the low pressure phase silicon nitride and a mixed acid solution 13 comprising hydrofluoric acid and nitric acid or sulfuric acid in a reaction vessel 1 and reacting them while heating. Thereby, the low pressure phase silicon nitride reacts with the hydrofluoric acid and the unreacted low pressure phase silicon nitride in the cubic spinel-type silicon nitride is isolated and the cubic spinel-type silicon nitride is refined. The temperature at which the mixed acid solution is allowed to act is preferably 110 to 160 deg.C. It is preferable that both of the cubic spinel-type silicon nitride and the low pressure phase silicon nitride are powders and the particle diameters of each powder are <=10 μm.