baber/WOPTO huggingface dataset:
Patent JP-2003338042-A (JP)
Title: Recording and/or reproducing apparatus
Inventor: AKIYAMA YOSHIYUKI
IPC: G11B7/005
Filed: 2003-06-30
Abstract: <P>PROBLEM TO BE SOLVED: To accurately derive the address information even at narrow track pitch and to record information signals to a high density.  <P>SOLUTION: The recording and/or reproducing apparatus for recording and/or reproducing data to an optical disc which has a wobbled groove 1 and pits 2 formed at a pre-set interval in an area between turns of the wobbled groove. The recording/reproducing apparatus includes: a detection means which detects a tracking error signal of a push-pull system including a reproduction signal from the wobble and pit obtained when scanning a beam spot along the groove 1 and which consists of PIN diodes (A, B, C, D); a first filter 31 for detecting the wobbled signal from the tracking error signal; a second filter 33 for detecting a pit signal from the tracking error signal; and a pit pulse detection and interpolation circuit 40 for removing noise components included in the pit signal on the basis of a signal having a prescribed multiple frequency of a binarized wobble signal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004134364-A (JP)
Title: Optical integration system
Inventor: CHO SHOYU
IPC: F21Y101/00
Filed: 2003-06-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical integration system for integrating light emitted from at least one lamp located at the focal point of an ellipse.  <P>SOLUTION: A light guiding means in the optical integration system guides the converged light to the output side. Due to the focal functionality of an ellipse lamp of the optical integration system, the optical integration efficiency can be improved.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004182219-A (JP)
Title: Brake hydraulic pressure holding device for vehicle
Inventor: WAKU TAKAYUKI
IPC: B60T8/36
Filed: 2003-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a product capable of holding brake hydraulic pressure with high reliability by performing the valve closing operation of a normal open solenoid value without using a large electromagnetic force when the temporarily holding brake hydraulic pressure of a wheel brake after releasing a braking operation, compactly forming a brake hydraulic pressure holding device and incorporating the wheel brake in even a large-size vehicle.  <P>SOLUTION: The normal open solenoid valve 2 is formed by providing a check valve 12 which is closed at the holding time of the brake hydraulic pressure and is normally opened by the energizing force of a valve opening energizing spring 38 at the non-holding time of the brake hydraulic pressure to enable the flow of the brake hydraulic pressure between a master cylinder and the wheel brake. In parallel with the check valve 12, a relief valve 50 opened when the brake hydraulic pressure of the wheel brake is higher than a set value to enable the return of the brake hydraulic pressure from the wheel brake to the master cylinder is provided. The valve closing operation of the check valve 12 offsets an energizing force in the valve opening direction of the check valve 12 by the valve opening energizing spring 38 by an electromagnetic force, and the check value 12 is closed by only the energizing force of a valve closing energizing force spring 32 operated by the offset.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2005024884-A (JP)
Title: Image forming apparatus
Inventor: MATSUDAIRA SUNAO
IPC: G03G21/00
Filed: 2003-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus wherein the abnormal conditions in image formation is checked before printing and, thereby, minimizing the influence due to the scattering of developer.  <P>SOLUTION: Even before image forming operation to a photoreceptor drum 1, a control section judges that the set command value is abnormal and controls so as to stop the image formation operation, when charge grid voltage command value V<SB>G0</SB>which is set before the image formation operation and impressed to an electrifier 32, and development bias command value V<SB>B0</SB>which is impressed to a development sleeve 33A deviate from the following range: 50V<(¾V<SB>G0</SB>¾-¾V<SB>B0</SB>¾)<200V.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005029476-A (JP)
Title: METHOD FOR PRODUCING tert-BUTYLACRYLAMIDE
Inventor: WAKAYAMA TOSHIYUKI
IPC: C07C233/09
Filed: 2003-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for separating tert-butylacrylamide which is formed as a by-product in production of 2-acrylamide-2-methylpropanesulfonic acid and conventionally discarded as a high-purity chemical.  <P>SOLUTION: The method for producing the tert-butylacrylamide is characterized as separating the tert-butylacrylamide contained in a reaction liquid comprising a crystal of the 2-acrylamide-2-methylpropanesulfonic acid obtained by reacting acrylonitrile with sulfuric acid and isobutylene and dispersed therein. An acrylonitrile solution after removing the crystal of the 2-acrylamide-2-methylpropanesulfonic acid from the reaction liquid is preferably concentrated to separate the tert-butylacrylamide from the resultant concentrate. Furthermore, the crystal of the tert-butylacrylamide is more preferably deposited from the concentrate and the resultant crystal is more preferably purified by recrystallization with acrylonitrile as a solvent.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004154551-A (JP)
Title: Applicator with inclined applicator element
Inventor: GUERET JEAN-LOUIS
IPC: A45D40/26
Filed: 2003-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an applicator, ergonomic in use and useful especially for application of makeup to the eyelash.  <P>SOLUTION: This applicator 2 has a handle member 7, a stem 6 connected to the handle member through a hinge, and an applicator element provided at a first end part of the stem. Not the whole of the stem 7 and the applicator element are integrally extended along the same linear axis.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2005030878-A (JP)
Title: Probe for inspection
Inventor: SAIDA KATSUTOSHI
IPC: G01R1/073
Filed: 2003-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a probe 40 for inspection equipped with two contacts for inspection, having a simple structure in spite of having a coaxial structure, and manufacturable at a low cost.  <P>SOLUTION: Cylindrical external conductors 46 are axially movably inserted and disposed in a through hole 44 bored in an insulation substrate 42 on the lowermost level with their end parts regulated in a protruding state but kept from coming out in the protrusion direction. Center conductors 50 are axially movably inserted and disposed, with cylindrical insulation materials 48 interposed therebetween, in the cylindrical external conductors 46 with their end parts regulated in a protruding state from the ends of the external conductors 46 but kept from coming out in the protrusion direction. The external conductors 46 and the center conductors 50 together form the coaxial structure. Spring connectors 52 and 52 are inserted/disposed in through holes axially bored in an upper insulation substrate 42, and their plungers 54 and 54 are brought into elastic contact with the external and center conductors 46 and 50, respectively, thereby energizing the external and center conductors 46 and 50 in the protruding direction to bring them into elastic contact with each other.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005030307-A (JP)
Title: Micro pump, and method for manufacturing the same
Inventor: TANAKA KOTARO
IPC: H01L41/22
Filed: 2003-07-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a micro pump which can be miniaturized and integrated on a Si or quartz substrate, and a method for manufacturing the same.  <P>SOLUTION: Integration with an external element is facilitated by forming a pressure chamber 2, valve chambers 4 and 6 and flow passages 8 and 10 in one plane only on one side of a substrate 1 formed of Si, quartz or the like. In the manufacturing step, Si materials 32 and 37 forming a sacrifice layer on the substrate and quartz materials 35 and 38 to form components are deposited, the pattern thereof is formed, and the etching thereof is performed. A drive element 41 of the pressure chamber 2 is provided on an upper surface 42 of the substrate.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004286206-A (JP)
Title: Brake for vehicle
Inventor: HOTTA KUNIO
IPC: B62B5/04
Filed: 2003-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a brake for a vehicle such as a carriage or a wheelchair in a simple structure.  <P>SOLUTION: A bake mechanism comprises a pair of brake shoes 30 mounted on a base 10a mounted on a base plate 1a so as to be turnable and abutment possible on the front and rear parts of a rear wheel 3b and wire pins 41 mounted at the ends of the pair of brake shoes 30. A wire 40 is connected between the wire pins 41 in the state of inserting a spring 20 therethrough.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005037168-A (JP)
Title: Method for navigating automobile
Inventor: ISHIBASHI NOBORU
IPC: G09B29/10
Filed: 2003-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for navigating automobiles that saves information on a regulated location as history information when passing the regulated location by road traffic regulation information while driving on a drive path by an automobile, and utilizes the saving history information for later drive.  <P>SOLUTION: When an automobile could pass a VIS-regulated location even if the location is targeted to be regulated by VICS regulation information, the current time, the VICS-regulated location, the length of VICS regulation, and passage time are saved in a storage as history information, and the saving history information is utilized when the automobile drives the drive path afterward.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004005715-A (JP)
Title: Method and device for color image recognition
Inventor: TACHIKAWA MICHIYOSHI
IPC: G06T7/00
Filed: 2003-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To compress a data volume to recognize an object precisely, while securing an information amount required for image recognition, when a color image is recognition-processed for the extracted object.  <P>SOLUTION: An object extraction part 51 for extracting the object from a color image signal is executed in parallel to a vector quantization-processing part 55 for vector-quantizing the color image signal. An object recognizing part 61 conducts matching between the object extracted by the object extraction part 51 and a dictionary 64 created preliminarily, so as to determine the propriety of the object.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2005043482-A (JP)
Title: Optical switch and method for manufacturing the same
Inventor: WAKAGI MASATOSHI
IPC: G02B26/08
Filed: 2003-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical switch which allows a desired switch to be turned on and is highly reliable and highly integrated.  <P>SOLUTION: In a matrix type optical switch which changes an optical path by selectively heating respective heaters 1, a TFT using Si<SB>1-x</SB>Ge<SB>x</SB>(0<x<1) as a semiconductor layer is formed on a waveguide 5 for the purpose of selecting the respective heaters 1. The matrix type optical switch can select a specified heater 1 with a gate wiring electrode 3 and a drain wiring electrode 4 and consequently can supply a current required for transferring a liquid injected in a groove 20 to the specified heater 1. Furthermore, because the TFT 2 is fabricated on a waveguide substrate, the optical switch which is highly integrated and highly reliable is manufactured.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005040204-A (JP)
Title: Ultrasonic endoscope apparatus
Inventor: MIYAMOTO SHINICHI
IPC: A61B8/12
Filed: 2003-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrasonic endoscope apparatus equipped with an ultrasonic endoscope whose distal end is further miniaturized.  <P>SOLUTION: A sector scanning unit 30 consists mainly of an ultrasonic vibrator 31, a motor housing 32, a first driving motor, and a sector unit body 34. The ultrasonic vibrator 31 and a position detecting member 35 are mounted on the outer surface of the motor housing 32. The first motor 33 is a three-phase brush-less motor, and the driving state of the motor is switched to a rotation state or to a locked state by selectively switching the current-carrying situation. A detection part 36 is mounted at the center on the distal end surface side of a flat plate part 34b. A vibrator driving signal outputted from a driving circuit 12a is transmitted to the ultrasonic vibrator 31, and an echo signal reflected on an organic tissue and received by the ultrasonic vibrator 31 is transmitted to an image processing circuit 12b. A detection signal, outputted when the position detecting member 35 is detected by the detection part 36, is outputted to a control circuit 12c.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005016920-A (JP)
Title: Water circulation type cool air device and water flow type cool air device applying principle of evaporative cooling for reducing temperature of exhaust air generated by outdoor unit of air conditioner or the like
Inventor: OTAGAKI MICHIKO
IPC: F28C3/08
Filed: 2003-06-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simple cool air device for improvement in individual dwelling environment such as a deck and environmental improvement from a broader perspective such as prevention of a warm temperature trend like a heat island with respect to the water circulation type and water flow type cool air device applying the principle of "evaporative cooling" for reducing temperature of uncomfortable exhaust air generated by an outdoor unit of an air conditioner or the like.  <P>SOLUTION: A water circulation part of the device applying the principle of the "evaporative cooling" effect conventionally used for an indoor cool air device is used and the exhaust air discharged from the outdoor unit of the air conditioner or the like is taken in to be changed into the cool air instead of using a fan.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005050564-A (JP)
Title: Connector
Inventor: NAKAMURA KINJI
IPC: H01R13/64
Filed: 2003-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide connectors which can be mutually smoothly connected even if they are axially shifted a little.  <P>SOLUTION: The connector 1 is provided with a connector 10 on one side and a connector 20 on the other side, and the connector 10 is provided with a movable part 11 provided so as to be inclinable with respect to a panel 30, a fixed part 15 supported by the panel 30, and an energizing mechanism 12 supported by the fixed part 15 to energize the movable part 11 toward the panel 30. The movable part 11 has an inclined abutting surface 141 to abut on the panel 30 in an inclined position, and the cross section of the inclined abutting surface 141 is curved. Thereby, the position of the connector 10 can be changed by rotating the movable part 11 with the inclined abutting surface 141 as a fulcrum. Accordingly, the connector 10 on one side can be securely connected to the connector 20 on the other side even if the connector 10 is axially shifted a little from the connector 20.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005049563-A (JP)
Title: Fixing apparatus and image forming apparatus equipped with the same
Inventor: HAYASHI YASUHIRO
IPC: G03G15/20
Filed: 2003-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing apparatus which can control the brilliance of an image from a low brilliance to a high brilliance and, moreover, can fix the excellent image on various kinds of recording material.  <P>SOLUTION: In a first fixing device 21, a pressurized contact part A in which a fixing belt 23 and a pressing belt 24 are brought into pressurized contact with exciting coils 27, 28 as a heat source is formed. In a second fixing device 22, a pressurized contact part B in which a fixing roller 32 incorporating a halogen heater 34 as a heat resource is brought into pressurized contact with a pressing roller 33 is formed. The recording material carrying an unfixed toner image T is fixed by being heated while being inserted and conveyed into the pressurized contact parts A, B. The fixing device 21 performs the fixation at a relatively low temperature, under a small pressure and for a long time because the pressurized contact part A has a wide width WA. The fixing device 22 performs the fixation at a relatively high pressure and for a short time. The fixation on the fixing device 21 keeps the brilliance low and the fixing device 22 can control the fixation so as to obtain the desirable brilliance.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005052708-A (JP)
Title: Nozzle cleaning device
Inventor: IGARASHI AKIO
IPC: B08B5/02
Filed: 2003-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nozzle cleaning device easy in maintenance and not polluting the use environment of a dispenser.  <P>SOLUTION: This nozzle cleaning device is equipped with an air supply port 20 for supplying compressed air, an exhaust port 21 and an opening part 22 in which a nozzle 13 is inserted, and the opening part and the exhaust port communicate with each other and the periphery of the communication passage of the opening part and the exhaust port is allowed to communicate with the the annular flow channel 24 communicating with the air supply port by a flow velocity acceleration part 26 constituted so as to become gradually small in its cross-sectional area toward the central part thereof. By this constitution, a high speed air stream is allowed to collide with the leading end part and outer peripheral part of the nozzle inserted in the opening part to peel the paste bonded to the nozzle from the nozzle to discharge the same from the exhaust port.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005064613-A (JP)
Title: Speaker apparatus and method of mounting same
Inventor: ABE YASUHISA
IPC: H04R9/02
Filed: 2003-08-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a speaker apparatus for suppressing the transmission of vibration to a mounted part with a simple configuration.  <P>SOLUTION: A magnet 300 is placed nearly in the middle of the bottom part 210 of a frame 200, a diaphragm 500 provided with a coil bobbin 570 on which a voice coil 600 is wound is fitted to the frame 200 in a state of closing an opening 233, and the diaphragm 500 is covered with a protection member 700. A fitting part 240 fitted to a fitting part 800 is projected along a plane including the position of the gravity center G of the entire weight and nearly in parallel with the opening of the frame 200, that is, projected as a flange to the outer face of the bottom 210 of the frame 200 nearly along the plane including the gravity center G and nearly orthogonal to the vibrating direction of the diaphragm 500. The transmission of the vibration of the diaphragm 500 to the fitting part 800 via the frame can be suppressed without using a separate member such as a vibration-isolation member and deterioration in the sound quality due to noise can be prevented with the simple configuration.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005033939-A (JP)
Title: Charging equipment
Inventor: NAKAMURA KATSUHIKO
IPC: H02M7/06
Filed: 2003-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide charging equipment which operates a switch stably at load ripple and suppresses a rush current flowing to a smoothing capacitor at recovery from instantaneous power failure and shortens the recovery time at instantaneous power failure.  <P>SOLUTION: The charging equipment 80 is composed of a three-phase power source 1, rectifying elements 2-7, a current limiting resistor 9, a smoothing capacitor 8, a switch 10, an instantaneous power failure signal generator 55, a reference voltage value setter 56, a first comparator 54, a first control circuit 70, and a second control circuit 71. The first control circuit logically operates an instant stop signal, an output signal of the first comparator, and an output signal of the second comparator, and it sets or resets a holding circuit by the operation results, and controls the ON-OFF of the switch by the output of the holding circuit.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004001554-A (JP)
Title: Screen printing method and screen printing machine
Inventor: TAKAHASHI MASARU
IPC: B41F15/40
Filed: 2003-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a screen printing method capable of efficiently applying good quality printing of cream solder to a substrate wherein regions corresponding to the large and fine apertures of a screen metal mask are mixed, and an apparatus therefor.  <P>SOLUTION: The substrate is divided into a first region (121), wherein the value of the aperture dimension of the mask along the moving direction of a squeegee is smaller than a predetermined threshold value, and a second region (120), wherein the value of the aperture dimension is more than the threshold value, along the moving direction of the squeegee. The speed of the squeegee in the first region is made slower than that of the squeegee in the second region.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2005034048-A (JP)
Title: Agricultural working machine
Inventor: MURAYAMA IKUO
IPC: A01D21/04
Filed: 2003-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an agricultural working machine for efficiently carrying out an operation.  <P>SOLUTION: This agricultural working machine is equipped with the working machine body 4 for transporting field crops A by a conveying part 3 while moving forward. The working machine body 4 has a liftable and lowerable placing body support part 35. The placing body support part 35 of the working machine body 4 is equipped with a placing body 41 for placing a container 2, in which the field crops A falling from the conveying part 3 are held, movably in the right and left directions.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005037093-A (JP)
Title: Refrigerating cycle
Inventor: HIROTA HISATOSHI
IPC: F25B41/04
Filed: 2003-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a refrigerating cycle using an ejector, for an air conditioner of an automobile, capable of reducing a cost.  <P>SOLUTION: A variable displacement compressor driven by an engine for driving a vehicle, is used as a compressor 1, and its displacement is controlled to control the difference between the discharged pressure Pd and the suction pressure Ps of a refrigerant on the basis of a specific differential pressure determined by an external signal by a capacity control valve 2. As the pressure same as the pressure before and behind the compressor 1, is substantially applied to before and behind the ejector 6, the differential pressure of the ejector 6 is controlled by controlling the differential pressure of the compressor 1. A differential pressure valve 9 between a gas-liquid separator 7 and an evaporator 10 is determined to be the differential pressure approximately in proportion to the differential pressure before and behind the ejector 6. The set differential pressure of the differential pressure valve 9 is estimated from the differential pressure before and behind the compressor 1 corresponding to the differential pressure before and behind the ejector 6, and the differential pressure can be directly and correctly obtained from the external signal for controlling the capacity control valve 2.  <P>COPYRIGHT: (C)2005,JPO&NCIPI