baber/WOPTO huggingface dataset:
Patent JP-2001284792-A (JP)
Title: Solder material and method for manufacturing semiconductor device using the same
Inventor: KOGASHIWA TOSHINORI
IPC: H05K3/34
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To improve the resistance to thermal fatigue of a lead-free solder and to reduce the change of resistance at die bonded parts even if they are subjected to a high temperature when a semiconductor device is soldered to a printed board. SOLUTION: The soldering material for die bonding is composed of 11.0-20.0 mass % of Sb, 0.01-0.2 mass % of P, preferably further 0.005-5.0 mass % of at least one of Cu and Ni and Sn and inevitable impurities as the rest. The bonding surface between an IC chip and a lead frame die pad is formed of Cu, Ni or Au, and thermal treatment at 150-250 deg.C after resin molding is preferable.
Patent JP-2001282371-A (JP)
Title: Voltage regulator
Inventor: KANAKUBO YOSHIHIDE
IPC: G05F1/565
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a voltage regulator for reducing the overshoot of an output terminal voltage when a power source is supplied and when a load rapidly fluctuates. SOLUTION: When the power source of a voltage regulator is supplied, and when a load rapidly fluctuates, an output transistor whose driving capabilities are low is used for reducing any overshoot to be generated in an output terminal voltage.
Patent JP-2000311651-A (JP)
Title: Metallic constituting member and discharge lamp
Inventor: GIESEL THOMAS
IPC: H01J61/36
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To increase safety against oxidation and corrosion by providing a cover made of one or multiple single layers formed with at least one kind of noble metal and/or noble metal alloy on a support. SOLUTION: The surface of a lead wire 2 made of niobium is partially covered with a cover 3 made of a noble metal. The lead wire 2 is airtightly soldered into the tube opening of a discharge tube 1 by a glass brazing filler 4, and an uncovered end section is inserted into the discharge tube 1. The other end section of the lead wire 2 having the cover 3 is kept in contact with the surrounding air on the outside of the discharge tube 1. The glass brazing filler 4 covers the region of the lead wire 2 having no cover 3, the lead wire 2 is completely covered with the cover 3 in the outer region of the discharge tube 1, and it is protected from oxidation by the oxygen in the surrounding air. The uncovered end section of the lead wire 2 supports a tungsten electrode 5, for example.
Patent JP-2001289212-A (JP)
Title: Stopper member
Inventor: SUZUKI KISAKU
IPC: F16B21/00
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To provide a stopper member allowing a shaft-like easy and rapid fixing of fixing member and a hollow fixed member and relasing of the fixed state. SOLUTION: An eccentric presser fitting 2 with a handle 2b with almost the same contour and outer diameter as the shaft-like fixing member 1 to which the hollow fixed member 8 is fitted and externally mounted in an axially retractable manner, is eccentrically journalled to the shaft-like fixing member 1 through a positioning stopper 3 so as to be positioned in a concentric position and an eccentric position to the fixing member 1 as well as rotatably in a circumferential direction.
Patent JP-2000353616-A (JP)
Title: Magnet roll
Inventor: YAMASHITA KEITARO
IPC: H01F7/02
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a magnet roll with a high and uniform surface magnetic flux density, and to manufacture it at a low cost and to improve its ease of usage by using a bonded magnet containing nitriding rare earth magnetic particles for the inner layer and using a ferrite base bonded magnet for the outer layer and vice versa. SOLUTION: A magnet roll 11 is formed by integrally forming a cylindrical outer layer 31 of a thickness t1 of an isotropic bonded magnetic and a cylindrical inner layer 32 of thickness t2 of an anisotropic bonded magnetic, and has several pole cores on its surface. The space between a developing pole core and an adjacent pole core is 1.6 times larger than the thickness t1 of the magnet or larger. The isotropic bond magnet is composed an R-T alloy base nitriding rare earth magnetic particles, where R is at least one type of rare-earth element containing Y which unfailingly contains Sm, and T is Fe or Fe and Co, and a binder resin and the anisotropic bond magnet is composed of ferrite magnetic particles and the binder resin.
Patent JP-2000324538-A (JP)
Title: Method for paging mobile telephone set and concentrator
Inventor: KOO YUEN YIN L
IPC: H04W68/00
Filed: 2000-04-10
Abstract: PROBLEM TO BE SOLVED: To detect a paging signal addressed to a mobile telephone set having a paging channel of frequency f1 different from a paging channel of frequency f1 corresponding to a concentrator. SOLUTION: A base station includes a base station-mobile telephone set(BS- MT) paging message in a base station-concentrator(BS-C) passing message to transmit the BS-MT paging message. The BS-MT paging message includes a message part and a mobile telephone set identifier part. The mobile telephone set identifier part indicates the mobile telephone set at the destination of the BS-MT paging message. The BS-C paging message includes an MT paging message and a concentrator identifier part indicating the concentrator at the destination of the BS-C paging message.
Patent JP-2001293901-A (JP)
Title: Imaging apparatus
Inventor: OTSUBO TOSHIHIKO
IPC: G03G15/01
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To prevent an exposure record from appearing on a photosensitive body when a reverse image is formed solidly thereon. SOLUTION: At the time of exposing a photosensitive body in units of line, the photosensitive body is exposed at such a level as the data of previous line is not visualized based on inverted data in a line following to one line subjected to exposure for recording.
Patent JP-2001298117-A (JP)
Title: Method for manufacturing plastic package
Inventor: SHINYA HIROYUKI
IPC: H01L23/12
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a plastic package capable of assuring an airtight reliability by preventing a crack of a copper plated resin board by an Au-Sn alloy for bonding a solder ball. SOLUTION: The method for manufacturing the plastic package comprises the steps of forming a profile size of a pattern for the solder ball pad to be formed at a semiconductor layer on a resin board 11 to be larger than that of the pad 15, forming a first solder resist layer 19a having an opening matched to the profile size of the pad 15 while covering an outer peripheral end of the pattern for the pad 15, executing Au-plating 18 in the opening for the pad 15, and forming a second solder resist layer 19b on an upper part of the layer 19a and an air gap after a routed wiring pattern for plating is removed.
Patent JP-2001300672-A (JP)
Title: Manufacturing method of frame of closed cross section and liquid tank
Inventor: HIRASAWA HISAO
IPC: B60K11/04
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To manufacture a frame of closed cross section of a light weight without using an exclusive press die and in a reduced welding man hour. SOLUTION: A manufacturing method consists of a process to prepare a bracket/flat plate like blank and to plan first - fourth bending lines parallel to the blank each other, a process to bend a joining flange 35 at the first bending line 41, a process to bend a roughly U shaped body 36 at the third/fourth bending lines 43, 44, a process to mount the bracket 21 to the U shaped body 36 and a process to bend an end part 36a of the U shaped body 36 having the joining flange 35 to align with a facing face 31a and to join by spot welding.
Patent JP-2001306744-A (JP)
Title: Device, system and method for audition
Inventor: AKAMATSU TERUHIRO
IPC: H04N21/4786
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide an audition system capable of increasing the number of applicants to an audition and improving efficiency in examination. SOLUTION: This audition system is composed of audition devices 100a-100c connected to a network 600 such as the Internet, a server 200 and terminal equipment 300a on the side of a production 300. The subject (such as KARAOKE, short play or reading aloud) of the audition is sent from the terminal equipment 300a to each of audition devices 100a-100c. The applicant of the audition goes to each of audition devices 100a-100c and acts corresponding to the subject. These conditions are inputted through the cameras or microphones provided on the audition devices 100a-100c and recorded in the server 200.
Patent JP-2001293729-A (JP)
Title: Method for washing mold for vulcanizing and molding tire
Inventor: SEKO AKIKAZU
IPC: B29C33/72
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a method for washing a mold for vulcanizing and molding a tire, for efficiently washing off the vulcanization stain of the tire profile surface and mold casting joint part of a sector in a vacuum treatment tank held to reduced pressure by plasma discharge and the chemical change with reaction gas. SOLUTION: In a plasma washing device, a plurality of sectors 1, to which a plurality of piece blocks 3a, 3b are attached, are arranged on the electrode table 11 arranged in a hermetically closed washing treatment tank 10 so that the profile surfaces 1a thereof are mutually opposed to a plate-shaped shower electrode 12. The washing treatment tank 10 is held to a pressure reduced state (reduced up to 70 Pa in this embodiment) through an exhaust port 15, a filter 16 and an exhaust vacuum pump 17 and, in this state, the sectors 1 are washed while reaction gas G comprising a mixture of oxygen and carbon tetrafluoride is ejected from the shower electrode 12 to generate plasma.
Patent JP-2001301060-A (JP)
Title: Sheet lamination type molding machine
Inventor: SUGIYAMA KAZUO
IPC: B31D5/02
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To materialize a sheet lamination type molding machine 1 which can laminate a sheet 27 always at a proper position and use the sheet 27 effectively. SOLUTION: The molding machine 1 is fitted with a continuous sheet feeding means 28 which feeds the continuous sheet 27 onto a sheet laminate 11 in an area located behind the lamination area of the continuous sheet 27 to be newly laminated, and a means 31 which cuts the continuous sheet fed onto the sheet laminate 11 along the backward line of the lamination area.
Patent JP-2001303510-A (JP)
Title: Cleaning device for snow melting pipe
Inventor: HONMA SHUNJI
IPC: E01C11/26
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a cleaning device for a snow melting pipe capable of simply cleaning the snow melting pipe without giving an adverse effect to the environment. SOLUTION: A cleaning ball 11 is injected by the cleaning device 15 for the snow melting pipe from a branch portion between a drain pipe 23 and the feed water pipe 21 of the snow melting pipe 22 connected to the feed water pipe 21 transferring underground water at one end and connected to the drain pipe 23 at the other end. The cleaning ball 11 is circulated between both ends of the snow melting pipe 22.
Patent JP-2001300361-A (JP)
Title: Cavitation nozzle
Inventor: SATO KAZUNORI
IPC: B08B3/02
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a new and effective cavitator. SOLUTION: This cavitation nozzle 101 is provided with a feed passage 103 for a high-pressure liquid 102 (high-pressure water), a nozzle 105 bored in the tip in the flow direction of the high-pressure liquid 102, an expanding cavity 106 furnished in succession to the tip face of the nozzle 105 and the cavitator 108 to cavitate the high-pressure liquid 102 jetted into an ambient liquid 409 from the nozzle 105, The cavitator 108 is composed of a conical body 109a with the diameter gradually increasing in the flow direction (in the direction of the arrow) of the high-pressure liquid 102 and a flange-shaped protrusion 109 provided circumferentially at the tip face of the conical body 109a and mounted on the center axis in the cavity 106.
Patent JP-2001313607-A (JP)
Title: Dispersion compensator
Inventor: SAKAUCHI MASAHIRO
IPC: H04B10/2519
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To obtain a dispersion compensator which can avoid transmission characteristics deterioration caused by a nonlinear optical effect and the ripple of a group delay characteristics and vary dispersion compensation quantity and is also easily made small-sized. SOLUTION: This compensator is provided with an optical circulator for outputting an input optical pulse from a port 0 to a port 1, a collimation lens for collimating its output light, a prism for dispersing a wavelength component included in the input optical pulse, 1st and 2nd reflectors parallelly arranged so as to perform multiple reflection of a light beam including each dispersed wavelength component, a wedge-shaped prism on which the light beam subjected to multiple reflection is made incident at a prescribed incidence angle and which collimates and outputs the light beam, and a 3rd reflector on which the output light of the wedge-shaped prism is made incident at the incidence angle of 90 deg.  and which reflects the output light, inputs the reflected light to the port 1 of the optical circulator through the wedge-shaped prism, the 1st and 2nd reflectors, the prism and the collimation lens and outputs the reflected light as an output optical pulse that compensates for the wavelength dispersion of an optical fiber transmission line.
Patent JP-2001315465-A (JP)
Title: System notebook
Inventor: MINEGISHI SAEKO
IPC: B42D3/18
Filed: 2000-05-01
Abstract: PROBLEM TO BE SOLVED: To provide a system notebook wherein a slide locking metal element of a tape of a slide fastener is not exposed on the upper side portion of a shelfback part of a cover body. SOLUTION: In the system notebook wherein three peripheral side portions of a front cover part 3 and three peripheral side portions of a back cover part 4 in the cover body 1 are made openable and closable mutually by the slide fastener, the slide fastener 6 is constituted of one tape 7 fitted with teeth 8 along a lateral edge portion on one side and of a slider 9. One end of the tape 7 being positioned at the lower side portion 10 of the shelfback part 2 in the cover body 1, the tape 7 is fitted sequentially and consecutively, from the position, to the lower side portion 11, lateral side portion 12 and upper side portion 13 of the front cover part 3, the upper side portion 14 of the shelfback part 2 and the upper side portion 15, lateral side portion 16 and lower side portion 17 of the back cover part 4.  Then, the other end of the tape 7 is returned to the lower side portion 10 of the shelfback part 2 and both ends of the tape 7 are disposed at the same position.
Patent JP-2001317571-A (JP)
Title: Dram in disc brake
Inventor: KOIDE HIROKO
IPC: F16D65/09
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a dram in disk brake capable of reducing manufacturing cost and preventing degradation of durability caused by rust on a shoe hold down pin for connecting a brake shoe to a backing plate and its periphery. SOLUTION: In the dram in disc brake 21, the backing plate 23 mounted to a car body side so as to cover an opening part of a dram part 3a of a rotating member 3 includes a backing plate body 25 which is an integrally molded product of a metal plate and an auxiliary plate 27 integrally formed on an inner surface of the backing plate body 25 by welding. The shoe hold down pin 10 for connecting the brake shoe 9 arranged on the backing plate 23 to a side of an inner circumference of the dram part 3a so as to enlarge is attached to the auxiliary plate 27.
Patent JP-2001319485-A (JP)
Title: Semiconductor memory
Inventor: MIYAUCHI SHIGENORI
IPC: G11C16/02
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor memory in which loss of data due to the dispersion of write-in of data and the erasion time and erroneous write-in of data do not occur, in a system to which data of fixed quantity is continuously given. SOLUTION: This device is provided with a timer 17 which is controlled by a CPU 12 so that time measurement is started as write-in of data is started in a non-volatile memory 16 and which restricts a write-in period of data. And when an interruption signal is outputted from the timer 17, the CPU 12 gives an instruction to stop the present write-in processing of data to the non-volatile memory 16 to a data transfer control circuit 15 which stops write-in processing of data. After then, the CPU 12 sets a substitution sector to change a write-in region of data in the non-volatile memory 16, and performs rewriting of data to the substitution sector.
Patent JP-2001026610-A (JP)
Title: Preparation of polymer and polymerization mediator
Inventor: OSAWA HISAO
IPC: C07B60/00
Filed: 2000-05-11
Abstract: PROBLEM TO BE SOLVED: To obtain a uniform polymer in which polymerization proceeds at relatively low temperatures in a living manner and which has a high molecular weight but a small polydispersity by radical polymerizing a radical-polymerizable monomer in the presence of an N-oxyl compound or its ether derivative or acyl derivative. SOLUTION: An N-oxyl compound of the formula or its ether derivative or acyl derivative is used. In the formula, R1 and R2 together form an oxo, or R1 is H, an hydroxy group or an amino group and R2 is H; and -A- and -B- each is a three to seven-membered cycloalkyl group containing the carbon atoms it is linked to. A styrene-based monomer, especially styrene is suitable as the radical-polymerizable monomer. An organic peroxide compound or an azo-based compound, especially benzoyl peroxide is suitable as the radical polymerization initiator. The temperature at which polymerization is initiated is usually 70-160 deg.C, and the temperature at which polymerization proceeds in a living manner is preferably 100 deg.C or less.
Patent JP-2001319501-A (JP)
Title: Portable illumination apparatus
Inventor: YOKOI MASANORI
IPC: F21Y101/02
Filed: 2000-05-12
Abstract: PROBLEM TO BE SOLVED: To eliminate wase consumption of a coin battery by preventing careless lighting. SOLUTION: The coin battery 7 is built between cases 2, 3 formed of an elastic resin. Leads 11, 12 of a lighting emitting diode 10 attached to the cases 2, 3 are arranged on both sides of the coin battery 7. One lead 11 is put in contact with the coin battery 7 for turning-on by thrusting the case from the outside, while one lead 11 is separated from the coin battery 7 for turning-off by canceling the thrust. An electric insulator 8 located at the peripheral edge of the coin battery 7 is laid between the coil battery 7 and one lead 11.
Patent JP-2001318635-A (JP)
Title: Fluorescent signboard
Inventor: KAWAJIRI MAKOTO
IPC: G09F13/20
Filed: 2000-05-12
Abstract: PROBLEM TO BE SOLVED: To provide a fluorescent signboard which emits light of multiple colors or graduations. SOLUTION: This fluorescent signboard 1 is a self-luminous signboard having a display plate 3 and is constituted by forming translucent blasted surfaces 4 which template display contents 2 on the display plate 3 and have light transmissivity. UV light emitting coating materials 5 applied on the blasted surfaces 4 are irradiated with UV rays, by which the display contents 2 are displayed in relief with fluorescent colors within the display plate 3.
Patent JP-2001327014-A (JP)
Title: Wire derivation device with multiple brake
Inventor: HAYAKAWA MASATO
IPC: B65H75/38
Filed: 2000-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a wire derivation device, having a multiple brake which increases the safety of a stringing laying operation by providing a preventive means and a counter means which are related to the brake of a rope for extension, a connection point or the like. SOLUTION: In the wire lead out apparatus 100 having the multiple brake, a drum 300 is turned, and a stringing 200, such as a messenger wire, a cable or the like is unreeled. The apparatus 100 is formed, in such a way that it is provided with a plurality of brakes which give a braking force to the turned drum 300 and which brake its rotation and that, even if a brake among plural brakes goes out of order, the drum will be braked by other brakes.
Patent JP-2001324951-A (JP)
Title: Shift register, control method therefor, data line driving circuit, scanning line driving circuit, electro-optical panel, and electronic equipment
Inventor: FUJITA SHIN
IPC: G02F1/133
Filed: 2000-05-16
Abstract: PROBLEM TO BE SOLVED: To provide an X-shift register which surely operates even if a clock signal has a low driving ability. SOLUTION: The X-shift register 110A is configured of a shift register 111 cascading each of the shift register unit circuits Ua1-Uan+2, and a clock control circuit 112 cascading each of the control unit circuits Ub2-Ubn+2. Each of the control unit circuit Ub2-Ubn+1 supplies an X-clock signal XCK and an inverse X-clock signal XCKB to the shift register unit circuits Ual-Uan+2 only for the period when either the signal voltages of the connection points A2-An+2 of the corresponding shift register unit circuits Ub2-Ubn+2 or those of the connection voltages A1-An+1 of the preceding stage become active.
Patent JP-2001323030-A (JP)
Title: Copolymer and blood filter made thereof
Inventor: TANAKA MASARU
IPC: A61L33/00
Filed: 2000-05-17
Abstract: PROBLEM TO BE SOLVED: To provide a blood filter material capable of efficiently removing leukocyte and blood platelet while suppressing the damage of blood component in the filtration of blood. SOLUTION: The present invention relates to a copolymer having excellent blood compatibility and composed of an alkoxyalkyl (meth)acrylate and a comonomer having basic functional group, an surface-treatment agent for a blood filter containing the copolymer and a blood filter surface-coated with the treating agent.
Patent JP-2001324757-A (JP)
Title: Camera and camera system
Inventor: IMAI YUJI
IPC: G03B17/50
Filed: 2000-05-17
Abstract: PROBLEM TO BE SOLVED: To provide a camera and a camera system permitting to not only appreciate a photograph but also reproduce speech in a natural voice. SOLUTION: Under the control of a CPU 113, the camera records a photographed image on films 119-121 of an instant film cartridge 118 based on the image data outputted from an area sensor 103, and also records voice codes outputted from a microphone 108.
Patent JP-2001327135-A (JP)
Title: Dynamoelectric machine
Inventor: NISHIMURA SHINJI
IPC: H02K19/24
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To obtain a dynamoelectric machine which can protect a rotor in a high revolution state from breakage, can reduce the resistance of an armature coil and can suppress the efficiency decline caused by copper loss. SOLUTION: A rotor 30 comprises poles 31 and a base part 32 which are made of aluminum integrally by die-casting. The poles 31 are arranged circumferentially with the same angular pitches. A core 41 comprises 12 teeth 42a and 42b, which are arranged circumferentially with the same angular pitches and an annular core back 43 with which the circumferential parts of the 12 teeth 42 are connected to each other. Second coils 47, excited by a DC power, are wound on every other teeth 42a so as not to cross the other teeth. First coils 46, excited by an AC power, are wound on every other teeth 42b so as not to cross the other teeth.
Patent JP-2001146030-A (JP)
Title: Piezoelectric device, module body, liquid container and ink cartridge
Inventor: TSUKADA KENJI
IPC: H01L41/09
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To accurately detect the residual amount of ink without requiring a complicated seal structure caused by the attachment of a detection electrode. SOLUTION: A piezoelectric device is provided to a liquid container to detect the consumption state of the liquid in the liquid container and has a vibration part generating vibration by the deformation of a piezoelectric element. The vibration part has a shape symmetric with respect to the center of the vibration part.