baber/WOPTO huggingface dataset:
Patent JP-2003220708-A (JP)
Title: Method of manufacturing inkjet recording head
Inventor: YASOJIMA TAKESHI
IPC: B41J2/16
Filed: 2002-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing an inkjet recording head capable of adequately forming a pressure generating chamber and improving the manufacturing efficiency.  <P>SOLUTION: This method of manufacturing the inkjet recording head comprises a process for forming a diaphragm and a piezoelectric element 300 on a silicon wafer 100 made of a silicon monocrystalline substrate, a process for bonding a sealing substrate forming material 120 to the silicon wafer 100, the sealing substrate forming material 120 to be a sealing substrate 30 having a piezoelectric element holding section 31 for sealing the piezoelectric element 300, a process for bonding a protection substrate 130 made of a silicon monocrystalline substrate to the peripheral edge section of the sealing substrate forming material 120 in a condition that a space is attained between the protection substrate 130 and the sealing substrate forming material 120, a process for forming the pressure generating chamber 12 by etching the silicon wafer 100, a process for removing the protection substrate 130, and a process for dividing the silicon wafer 100 and the sealing substrate forming material 120 in predetermined sizes.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003229179-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: ITO HIDETOSHI
IPC: H01M10/052
Filed: 2002-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery with a large energy density and output density as well as excellent charge/discharge cycle characteristic.  <P>SOLUTION: The battery, provided with a negative and a positive electrodes and an electrolyte, contains inside the negative electrode before an initial charging a fluoride, MF<SB>n</SB>. (M is at least one kind of metal selected from Cu, Ni, Ag, Ti, Sn and Cr, and n is an integer). A volume m [mol] of the fluoride MF<SB>n</SB>contained in the negative electrode is within the range expressed in a formula: 0.0036Q/nF≤m≤0.36Q/nF, provided that an initial charging capacity of the battery is Q [mAh] and the Faraday constant is F [C/mol].  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003225274-A (JP)
Title: Electromassage office chair
Inventor: KITO KENICHI
IPC: A61H23/02
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electromassage office chair whose massage function operates when its user sits on it and his back or waist part touches the front perception part of its backrest to press in order to improve a conventional chair with an electromassage apparatus in which there are limitations on a use place and a use method that when using it, an attachment plug of a wiring cord of a manual switch must be inserted in a place where there is a household plugging outlet.  <P>SOLUTION: In the electromassage office chair, an electromassage apparatus comprising a micro-switch and two small vibrating motor are installed in the inside of a soft sheet filled with a urethane foam at the front of its backrest and a battery set as a power source is placed in the rear portion of a backboard.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002269396-A (JP)
Title: Document distribution system and method with integrated document service management
Inventor: KENNEDY KELLI HODGE
IPC: G06Q10/10
Filed: 2002-02-07
Abstract: PROBLEM TO BE SOLVED: To manage a document distribution service of a plurality of document distribution providers and to provide a user access to the service. SOLUTION: This document distribution system includes a step for registering document distribution services of a plurality of document distribution providers, a step for receiving a document distribution request from a user, a step for editing a list of distribution options for the document on the basis of the document distribution service of the document distribution provider, and a step for indicating the lift of the distribution options for the document to the user.
Patent JP-2003235279-A (JP)
Title: Motor drive circuit having dynamic brake circuit
Inventor: MORI MASAKAZU
IPC: H02P3/24
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To increase a stopping accuracy of an output drive shaft in a motor drive circuit by converting an AC into an DC at a brake time, supplying the DC to the motor to engage a dynamic brake, reducing a wear of a brake shoe to prolong its lifetime, and always assuring a brake force of a predetermined value.  <P>SOLUTION: This motor drive circuit comprises the operating circuit having a forward rotating circuit having a first line 31 and a second line 32 for wiring an AC power source 25 to the motor 3 at a forward rotating time, and a reverse rotating circuit having the first line 31 and a third line 33 for wiring the power source 25 to the motor 3 at a reverse rotating time, the dynamic brake circuit having the second line 32 and the third line 33 for wiring the power source 25 to the motor 3 at a brake time, a first switch 35 for switching the forward rotating circuit and the reverse rotating circuit, and a second switch 34 for switching to the dynamic brake circuit for validating a diode 36 and a resistor 37.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242699-A (JP)
Title: Magneto-optical recording and reproducing device
Inventor: FURUKAWA MASANOBU
IPC: G11B11/105
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magneto-optical recording and reproducing device for suppressing the generation of focus resonance by suppressing focus vibrations from propagating to a magneto-optical disk even though the focus vibrations are generated due to actuator reaction force.  <P>SOLUTION: This magneto-optical recording and reproducing device 1 is provided with: a pickup mounting part 12 mounted with an optical pickup 11 provided with an actuator; a magnetic head 14 held by a head arm 131 so as to face the pickup mounting part 12 with the optical pickup 11 and the magneto-optical disk interposed therebetween; and a pair of guide shafts 15 supporting both side parts of the pickup mounting part 12 and for guiding the pickup mounting part 12 along the radial direction of the magneto-optical diskal 2 in a reciprocative way. The base end part 131b side of the head arm 131 is made to go around to the rear face 121 side of the pickup mounting part 12 with a gap, and the point of the base end part 131b is attached to the rear face 121 at an appropriate place.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239287-A (JP)
Title: Construction navigation system of heavy equipment for land formation work
Inventor: KAWASAKI HIROTAKA
IPC: E02F9/20
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To enable guidance of heavy equipment and quality control of construction, without performing the positioning surveying of a construction area, based on a construction elevation in a filling yard, etc., and the setting of construction specifications.  <P>SOLUTION: This construction navigation system of the heavy equipment for land formation work, which issues instructions as to the guidance of a heavy-equipment operator to a construction area and the construction specifications, is equipped with: a global positioning system (GPS) mobile station 2 which is mounted on the heavy equipment so as to receive positioning information from a GPS satellite 1 which is mounted on the heavy equipment; a computing means for 3 for computing a three-dimensional position coordinate from the positioning information received by the mobile station 2; a construction constrol database 4 for storing an area map and the specifications, based on the construction elevation; and a display control means 5 which is mounted on the heavy equipment so as to display the area map and the specifications, based on the construction elevation of the database 4, on a screen in accordance with the three-dimensional position coordinate which is computed by the computing means 3. The system issues instructions as to the area map and the specifications to the display screen of the heavy equipment in accordance with the elevation.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003235914-A (JP)
Title: Delivery device
Inventor: IGEI SHIGETOSHI
IPC: A61G13/00
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a delivery device capable of sliding easily at equal distance by providing a reciprocating mechanism by use of the principle of a lever.  <P>SOLUTION: A tip is protrudedly provided on a surface of a base 1 from a rear side of the base 1, and an operation bar part 10 turning in the direction of slide of a delivery base 2 is connected and pivotally supported. A tip of the operation bar part 10 is abutted on the delivery base 2 to slide the delivery base 2.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239030-A (JP)
Title: HIGH-RIGIDITY BORON-CONTAINING Al ALLOY
Inventor: KAJIWARA KATSURA
IPC: C22C21/00
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an Al alloy which can also be manufactured by a low-cost, high-productivity melting/casting method and has excellent mechanical properties, such as strength, toughness and wear resistance, high shear modulus, and improved machinability and plastic workability.  <P>SOLUTION: The Al alloy contains, by mass, >1.5 to 20% B. Further, the average size of B-containing compounds having AlB<SB>2</SB>type crystal structure is ≤200 μm, and those having ≤50 μm size among the compounds comprise ≥50% of the whole of the AlB<SB>2</SB>type B-containing compounds by percentage by number.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242118-A (JP)
Title: Communication system, relay device, and program
Inventor: SATO TAKAYUKI
IPC: G06F21/31
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a communication system to prevent an illegal use of a communication line by an arbitrary user.  <P>SOLUTION: This communication system is provided with a first relay device connected to a first communication device in a first network, a second relay device connected to the first relay device and a second communication device in a second network to control if communication between the first communication device and the second communication device is permitted or not, and a recording device to store certification information for the second relay device to certify the user of the first communication device. The first relay device comprises an obtaining part to obtain the certification information for the second relay device to certify the user of the first relay device from the recording device, and a transmitting part to transmit the certification information obtained by the obtaining part to the second relay device.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003244563-A (JP)
Title: Imaging device
Inventor: KOSHIISHI SHINICHIRO
IPC: H04N5/353
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that a special imaging element is required and the exposure time cannot be determined in a short time.  <P>SOLUTION: This device is provided with a detecting means 5 for detecting a photoelectric current to be discarded from an imaging element 1 by an electronic shutter pulse, and a means 6 for inferring the brightness of an object from the current detected by the means 5, to determine the exposure time for picking up an image by the element 1.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242105-A (JP)
Title: Automatic contents takeout device, automatic contents takeout method, output device, output method, and output program
Inventor: KAZAMA HIROO
IPC: G06F21/31
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To automatically take out contents from a server of a designated URL (uniform resource locators) regardless if user certification is necessary or not.  <P>SOLUTION: When a request-for-print acceptance processing part 12 accepts a request for print with a designated URL as a takeout destination for a document to be printed from a user of a client 1, a contents obtaining request transmitting part 28 sends a request for obtaining contents to the server 4 of the designated URL in accordance with set contents of an applicable cue. A log-in request determining part 32 determines if data sent from the server 4 in accordance with it are log-in screen data or not based on standards for determination. When result of determination is given as a log-in screen, a user certification information transmitting part 34 sends user certification information to the server 4. Cookie attached to log-in completion screen data sent from the server 4 is extracted, and the request for obtaining contents is sent again with the cookie, thereby the contents expected by the user can be obtained.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239687-A (JP)
Title: Drainage structure of shaft in pipe jacking method
Inventor: UMADA SUNAO
IPC: E21D9/06
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To secure an excellent work environment by reducing turbid water discharged from the inside of a shaft while removing turbid water from a scaffold.  <P>SOLUTION: A shaft casing 20 forming the exterior wall of the starting shaft 1, a concrete layer 21 laid on the undermost surface of the shaft casing 20, a turbid-water tank 30 in which a base is stuck fast on the concrete layer 21, a side face is installed so as to be fast stuck on the shaft casing 20 and turbid water is stored, a pipe-jacking device mount 40, in which a pipe jacking device 4 is mounted on a section upper than the tank 30, and a scaffolding board 41 as a work platform in the section upper than the tank 30 are fitted, and a water-conveyance hole is formed to the scaffolding board 41. Withdrawn sludge flowed back from an excavation section 6 is dropped into the tank 30 once, and discharged by a drainage pump. When withdrawn sludge is reprocessed and flowed back, stored turbid water 31 is introduced into withdrawn sludge processor by the drainage pump.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248134-A (JP)
Title: Optical fiber coupler and method of manufacturing the same
Inventor: SAKURAI HIROKI
IPC: G02B6/287
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mounting structure whose mounting length is short and which has no reliability problems.  <P>SOLUTION: This is an optical fiber coupler 6 which combines plural or more number of optical waveguides, and which branches or multiplexes and demultiplexes an incident light. When an angle between two arbitrary optical fibers 10 and 20 which are branched from a fusion extended part in the center is given as θ, it satisfies 2°≤θ≤10°.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248409-A (JP)
Title: Sheet material transport device and image forming apparatus
Inventor: TATEISHI HITOHISA
IPC: G03G21/14
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To early detect a jam by detection of the position of paper on a transport belt and to accurately align an image with paper by alteration of the timing of image writing according to a detected paper position.  <P>SOLUTION: A voltage application means is provided for applying a voltage to paper on the transfer belt. The passage of the paper is detected by the change of a current value accompanying the change of the resistance of the paper being passed. According to the timing of the passage of the paper, JAM determination or adjustment of image writing position is performed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248905-A (JP)
Title: Magnetic disk drive
Inventor: SAKAI YUJI
IPC: G11B5/39
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic disk drive capable of realizing a reliable reproduction compensating function which compensates a reproductive signal on the basis of a conversion transmission characteristic of an MR type read head in the magnetic disk drive of a vertical magnetic recording system using a disk of two layer structure in particular.  <P>SOLUTION: The disk 1 of the two layer structure and the disk drive of a vertical magnetic recording system using the MR type read head are disclosed. A data channel 10 comprises a reproduction compensation circuit 13 which comprises: a detection circuit 130 capable of precisely deciding the conversion transmission characteristic of the read head from model parameters (A, B and mgp) from the reproductive signal; and an inversion circuit 131 for compensating nonlinear distortion included in the reproductive signal on the basis of the conversion transmission characteristic.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003256857-A (JP)
Title: Tournament chart preparation and display system and tournament chart preparation method
Inventor: HAYAKAWA NOBUTAKE
IPC: G06Q50/10
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To transmit a tournament chart to a terminal regardless of the structure of a tournament chart.  <P>SOLUTION: The whole individual game information of a designated tournament is read (S1), and the final round is extracted (S3). A low order game is extracted by using pointer information to a slave game (S5). All the individual games are repeatedly extracted (S7). Then, the structure of the tournament chart is determined by using the link structure of the extracted individual game information (S9). The height and width of the tournament chart are determined to determine a display area when displaying the tournament chart. Then, HTML data to obtain an image where the tournament chart is written in the determined display area are generated, and the HTML data are transmitted (S13).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003252351-A (JP)
Title: Inside plug for container
Inventor: FURUSAWA MITSUO
IPC: B65D39/04
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To surely seal an opening part of a container and to stably keep quality of a content.  <P>SOLUTION: In an inside plug 2 which is fitted in the opening part 1a of the container 1 to hold the container under a sealed condition, an elastic tongue piece 4 which is brought into contact with a side wall of the opening part and seals it under a condition where the inside plug is fitted, is provided on the inside plug. In addition, even when a gap caused by molding error is generated between a constricted part of the opening part 1a and the outer periphery of the inside plug, sealing properties are ensured by the presence of the elastic tongue piece 4 and as a result, an advantage in which the sealing properties can be ensured is also generated without requiring accuracy of fitting dimension on molding which has been conventionally required to a fitting seal part between the opening of the container and the inside plug.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250311-A (JP)
Title: Apparatus for transporting seedling
Inventor: KINOSHITA EIICHIRO
IPC: A01C11/02
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems that resistance is caused in feeding of seedlings to clips with an urged member to make operation to feed the seedlings to the clips difficult and operating efficiency in seedling transporting operation of an apparatus for transporting the seedlings cannot be improved because the member for nipping the seedlings in the clips of the conventional apparatus for transporting the seedlings is always urged to the side of nipping the seedlings.  <P>SOLUTION: The apparatus for transporting the seedlings is designed to transport seedling housing parts 26 for housing the seedlings in a prescribed transporting passage. In the apparatus, nipping operation tools 137 for forcedly changing over the clips 49 for nipping and fixing the seedlings housed in the seedling housing parts 26 to a state in which the seedlings are nipped and nipping releasing operation tools 136 for forcedly changing over the clips 49 to a state in which the nipping is released are mutually separated and arranged in positions along the transporting passage of the seedling housing parts 26. The nipping releasing operation tools 136 are installed so as to enable changeover to an inoperative state so that the clips 49 are not changed over to the state in which the nipping is released.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003254854-A (JP)
Title: Partitioning tool for ultrasonic leakage inspection of pipe welding section and leakage-inspecting apparatus using the same
Inventor: NAGASE NORITAKA
IPC: G01M3/24
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a partitioning tool for leakage inspection for a pipe that can sufficiently detect leakage in the pipe even if the inner diameter of the pipe is slightly different, and deformation (deviation from a complete round and irregularities on an inner surface) exists inside the pipe.  <P>SOLUTION: A partitioning tool 9 for inspecting leakage in a pipe partitions the inside of the pipe at both the sides of a portion 10 to be inspected to inspect leakage in the pipe by checking presence or absence of passage of an ultrasonic wave by using an ultrasonic transmitter 5 installed inside/outside the portion 10 to be inspected of the pipe and a receiver 7. The partitioning tool 9 has a nearly disk-shaped partition frame 8 (closed lid) that is inserted into the pipe while the frame can be moved; an annular elastic hollow body 11 that is mounted along the outer-periphery edge of the partitioning frame; and a pressurized air introduction section 12 that expands the elastic hollow body 11 by introducing pressurized air into the elastic hollow body, and allows the expanded outer-periphery portion of the elastic hollow body 11 to be tightly brought into contact with the inner-periphery surface of the pipe to partition the inside of the pipe at both the sides of the portion 10 to be inspected by the partitioning frame 8 (closed lid) and the elastic hollow body 11.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262545-A (JP)
Title: Clamp-on type ultrasonic flowmeter
Inventor: ONISHI KAZUMASA
IPC: B06B3/04
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clamp-on type ultrasonic flowmeter having a high measuring sensitivity.  <P>SOLUTION: The ultrasonic transducer has an ultrasonic oscillator mounted on a slant of a wedge-like ultrasonic propagating member having a base and at least the slant making an acute angle with the base. A plurality of surfaces parallel to the ultrasonic oscillator mounting slant are formed in an array.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260343-A (JP)
Title: Method for preparing emulsifying dispersion
Inventor: ASAKAWA KENJI
IPC: B01F3/08
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently prepare a uniform emulsifying liquid of a fine grain size and high concentration in a simplified process step in preparing an emulsifying dispersion and to enable a continuous large volume treatment.  <P>SOLUTION: A flow-through tube type tubular emulsifying apparatus 1 formed by disposing one or more sets of static type emulsifying dispersion elements 3 combined with two plate bodies 3a and 3b drilled with a plurality of pores 4a and 4b into flow-through tubes 2 respectively in their thickness direction in such a manner that the area rate of the segments superposed with the bores 4a of the one plate body 3a on the bores 4b of the other plate body 3b attains ≤90% is used. A dispersion, dispersion medium and surfactant are supplied to the flow-through tube type tubular emulsifying apparatus and these fluids are passed at a high velocity through the bores 4a and 4b of the static type emulsifying dispersion elements 3, by which particulates are dispersed into the dispersion medium.  <P>COPYRIGHT: (C)2003,JPO