baber/WOPTO huggingface dataset:
Patent JP-2002257731-A (JP)
Title: Highly sensitive sensing element using surface plasmon resonance excitation fluorescence
Inventor: NAGAMURA TOSHIHIKO
IPC: G01N21/64
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a highly sensitive sensing element excellent in responsiveness, and capable of detecting gas, liquid and the like at high sensitivity. SOLUTION: A prism 21 is arranged in an excitation light L1 -incident side surface of a light transmitting solid substrate 22 via a matching medium 27, a metal film 24 and a photoresponsive thin film 25 are layered on the other face of the solid substrate 22, and a measuring space V closed by a translucent plate is provided in an upper side of the photoresponsive thin film 25. An incident angle θ with resepect to the prism 21 is regulated by a rotational amount of a turn table 23 to make excitation light L1 get incident at the incident angle θexceeding an angle of total reflection into one face of the prism 21.  Intensity of fluorescence L2 emitted from the photoresponsive thin film 25 excited by the excitation light L1 closed in the photoresponsive thin film 25 at the certain incident angle varys sensitively at high speed by interaction between a measuring objective fluid S fed into the measuring space V and the photoresponsive thin film 25, and fluorescent intensity is measured or spectrum-analyzed by a fluorescence spectrophotometer 33.
Patent JP-2002261566-A (JP)
Title: Crystal oscillator
Inventor: OBARA SHIGERU
IPC: H03H9/05
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To obtain a highly stable and economical crystal oscillator, while sustaining electrical characteristics, impact resistance and small size. SOLUTION: The crystal oscillator comprises a crystal piece, having excitation electrodes provided on the opposite major surfaces and electrodes provided on the opposite end faces at the outer circumferential part and connected electrically with the excitation electrodes, a metal base provided with lead terminals on the surface facing the major surface of the crystal piece, having a projecting nail head part, and a first L-shaped supporter having a horizontal part bonded to the nail head part, wherein the end face at the outer circumferential part provided with the end face electrode is connected with the support through metal solder and other end face at outer circumferential part is connected only by mechanical means with a second support through adhesive.  The crystal piece is AT cut or SC cut and the end face at the outer circumferential part provided with the end face electrode is oriented to minimize variation in the oscillatory frequency with respect to stress.
Patent JP-2002258037-A (JP)
Title: Optical filter having multilayered film and method of manufacturing the same
Inventor: SOMENO YOSHIHIRO
IPC: C03C17/34
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that control of the relation between the film thickness and the refractive index has been difficult by conventional methods in an optical filter of a refractive index gradient type in which the refractive index differs in the film thickness direction. SOLUTION: A plurality of vitreous composite target materials 7a, 7b and so on containing a plurality of metal elements and oxygen are disposed while varying the compounding ratio of the metal elements for every target material. The composite target materials are successively sputtered by using a common ion gun 2 so that vitreous films with the refractive index varying stepwise can be successively deposited on the surface of a substrate 3 with high accuracy.
Patent JP-2002258318-A (JP)
Title: Electronic appliance
Inventor: CHIBA SATOSHI
IPC: G09F9/30
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To provide structure allowing a high resolution liquid crystal panel to be electrically connected to a substrate while occupying as little space as possible. SOLUTION: A difference in level 214 is formed on the glass substrate of the liquid crystal panel. Electrode terminals are arranged in a zigzag pattern by arranging a leader electrode 213 on the base of the difference in level. The glass terminals of the liquid crystal panel with this kind of cross sectional shapes are connected to a circuit board with an anisotropic conductive rubber 215.
Patent JP-2002266997-A (JP)
Title: Hydraulic circuit
Inventor: KAWAGUCHI TOMOYOSHI
IPC: F15B21/14
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a highly efficient hydraulic circuit. SOLUTION: In this hydraulic circuit provided with a plurality of solenoid valves 7, 8, 9 having ports 711d, 9d, 8c for discharging hydraulic fluid, a balancer 11 for hydraulic correction receiving the supply of hydraulic fluid, a belt lubrication oil dripping member 12, and an oil cooler 13, the hydraulic fluid discharged from the ports 711d, 9d, 8c is supplied to the balancer 11 for hydraulic correction, the belt lubrication oil dripping member 12, and the oil cooler 13.
Patent JP-2002266942-A (JP)
Title: Damper for absorbing vibration
Inventor: KIMURA KAZUYA
IPC: F16F15/139
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a damper for absorbing a vibration capable of absorbing not only a vibration in a rotation direction of a crank shaft but also a vibration in an axial direction. SOLUTION: The damper for absorbing a vibration is disposed between the crank shaft 11 and a clutch. A first member 12 is connected to the crank shaft 11 and a second member 13 is connected to an input side of the clutch. The first member 12 and the second member 13 are connected to each other by an elastic member 22 such that a rotation driving force can be transmitted and the vibration in the rotation direction and the axial direction can be absorbed.
Patent JP-2002265095-A (JP)
Title: Image formation device
Inventor: KIMURA KAZUYOSHI
IPC: B65H7/04
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a paper feeding device capable of quickly detecting running out of paper sheet and preventing waste of toner in an image formation device. SOLUTION: A paper sheet vessel or a tray of the paper feeding device 26 and a manually operated paper feeding device 6 provided in the image formation device is provided with a plurality of paper sheet detection sensors 4 in the vicinity of a rear end part of the stored paper sheet. Consequently, when the last paper sheet in the paper sheet vessel is pulled out, the paper sheet detection sensor can detect running out of paper sheet quickly and immediately after a rear end of the paper sheet passes. As a result, image formation operation can be stopped to prevent wasting of toner.
Patent JP-2001298497-A (JP)
Title: Transmitter and method for generating transmission signal
Inventor: BIRTH WINFRID
IPC: H04B1/04
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To improve a transmitter for generating a transmission signal to reduce labor for filtering at a downstream and to improve its method. SOLUTION: The transmitter is provided with a modulation device (110), to generate at least two non-compensation transmission signals, Y, Z by modulating base band signals I, Q with respective oscillation signals XLOQ, YLOQ; and each of the two non- compensation transmission signals Y, Z includes at least one interference signal so as to relatively shift the phase of the interference components in the two non- compensation transmission signals relatively by a prescribed amount. Thus, a compensation circuit provided with an all-pass filter 120 eliminates the interference components.  The all pass filter 120 rotates the phase of the interference component to be eliminated from the 1st non-compensation transmission signal Y of the two non-compensation transmission signals Y, Z so as to obtain a phase difference of 180-degrees, which respect to the phase of the corresponding interference component of the two non- compensation transmission signal. The compensation of the interference signal is realized, by adding an output signal Y of the 1st all pass filter and the 2nd non- compensation transmission signal Z. The interference components to be eliminated are compensated in this way, and the fundamental wave of the transmission signal is substantially maintained.
Patent JP-2001288974-A (JP)
Title: Equipment for excavation for making site concrete pile
Inventor: STEFF DE VERNINAC BERTRAND
IPC: E21B7/00
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide equipment for excavation for making a site concrete pile so as to utilize boring or discharge techniques according to the requirement for excavation of a diameter of from 0.3-1.2 m, preferably 0.4-0.8 m. SOLUTION: This equipment comprises a first auger 12 including a web 14 ending at the fore end part 16 having an outside diameter not exceeding the outside diameter of the web, a second auger 26 including a hollow web 28 to which the first auger is fitted in the form of advancing side by side therewith freely, a first boring head 18 for rotating the first auger and applying a vertical force thereto, means 20 and 22 for controlling the rotational speed, torque and vertical force applied to the first auger, a second boring head 30 being provided for rotating the second auger and applying the vertical force thereto and independent of the first head, means 34 and 36 for controlling the rotational speed, torque and vertical force applied to the second auger and means 24 and 40 for measuring the effective approach speeds of the first and second augers.
Patent JP-2002268405-A (JP)
Title: Device and method for forming image
Inventor: KAGAWA TOSHIAKI
IPC: H05B6/14
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device capable of transferring and fixing a toner image formed on an image carrier to a transfer material by heating the toner image near a transfer part, without changing the characteristics of the image carrier due to a temperature change. SOLUTION: As for the image forming device, the toner image formed on the image carrier 10 and formed of the toner 30 which is induction-heated by an induction-heating means 60 arranged inside the image carrier 10 is heated near the transfer part, and then, transferred and fixed to the transfer material 50.
Patent JP-2002267837-A (JP)
Title: Polarizing element
Inventor: FUJII YOSHIO
IPC: G02B5/30
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide the polarizing element of high mechanical strength and high reliability and to provide the manufacturing method of the polarizing element by which a manufacturing process is simplified and a manufacturing cost is reduced. SOLUTION: In this polarizing element for selectively transmitting TM wave components in incident electromagnetic waves, a solid medium provided with almost parallel front surface and back surface and a plurality of almost linear groove parts almost parallelly formed with a prescribed horizontal pitch on the front surface are provided. A plurality of the groove parts are provided with the vertical cross section of the almost same shape and the groove width of the groove part is repeatedly changed with a prescribed vertical pitch in the depth direction of the groove part.
Patent JP-2001328323-A (JP)
Title: Optical unit of imaging apparatus, imaging apparatus, and imaging system
Inventor: TAKAMURA MITSUHIDE
IPC: B41J29/38
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To provide an imaging apparatus and an optional unit thereof in which increase in the processing load on the controller of the imaging apparatus is suppressed even if a plurality of optional units are connected, and an imaging system comprising these imaging apparatus and optional unit. SOLUTION: The controller 127 of the imaging apparatus monitors and controls an optional unit connected directly by communicating with the controller 128 of the optional unit connected directly. Another optional unit having a controller 129 is monitored and controlled not by the controller 127 of the imaging apparatus but by the controller 128 of the optional unit close to the imaging apparatus. Furthermore, the imaging apparatus can grasps the situation of a remote optional unit without monitoring or controlling it directly when the controller 128 transmits a notice indicative of the situation of the optional unit, received from the controller 129, to the controller 127 of the imaging apparatus.
Patent JP-2002060358-A (JP)
Title: Method for producing propargyl alcohol its intermediate, and use of the intermediate
Inventor: AOKI TAKANORI
IPC: C07C29/58
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a method for industrially and advantageously producing propargyl alcohol. SOLUTION: This method for production comprises (1) a step of reacting 2,3-dichloro-1-propanol with an amine and thereby efficiently producing chloroallyl alcohol and (2) a step of reacting the chloroallyl alcohol obtained in the step (1) with an alkaline compound and producing the propargyl alcohol.
Patent JP-2002294181-A (JP)
Title: Decorative sheet
Inventor: SAKURAI AIZO
IPC: C09J7/02
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To prepare a decorative film without using polyvinyl chloride. SOLUTION: This decorative sheet is prepared by forming a pressure-sensitive adhesive layer on one side of a substrate made of an ethylene-(meth)acrylic acid copolymer.
Patent JP-2002274320-A (JP)
Title: Seat belt device
Inventor: ONO KATSUYASU
IPC: B60R22/24
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a seat belt device preventing a jamming phenomenon without complicating the structure of a webbing guide. SOLUTION: This seat belt device is provided with a webbing and the webbing guide 10 having a long-hole type webbing insertion hole 14 for inserting the webbing and having a part of its inside face contacting with the webbing and swingably fitted to a fitting wall. The webbing insertion hole 14 is provided with a linear part 15 and inclined parts 16a and 16b connected to the end of the linear part, extending in the inclined direction to the side of a swinging center C relative to the linear part, and having parts of its inner faces to be webbing contact parts. It is so constituted that a normal N in the intermediate point of the webbing contact part of the inclined parts 16a and 16b in a planar view passes through near the swinging center C or passes through the opposite side to the side of the webbing insertion hole 14 of the swinging center C.
Patent JP-2002244962-A (JP)
Title: Network tracking type interest analysis method
Inventor: ITO KAZUNORI
IPC: G06F19/00
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To collect an access sequence in which users are identified in an access to a homepage on the Internet by using a portable terminal device. SOLUTION: When a user displays a gate homepage in which a button for automatically transmitting a mail is prepared on the screen of the portable terminal device and presses the button, a mail including the information for specifying a prototype homepage on the Internet to which the user requests an access and the information allowing the user to be identified is transmitted to a server, the server refers to the prototype homepage, dynamically generates a homepage exclusively used for the user, prepares the list of the prototype homepages referred to, and transmits the mail of the list to the user. Thus, the user can retrieve the homepage freely, and the server can collect the access sequence of the user.
Patent JP-2002290431-A (JP)
Title: Inter-system interface between remote control systems
Inventor: YATEMATA TAKESHI
IPC: H04Q9/00
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide an inter-system interface, which can control/monitor loads between a polling system and a contention system of remote control systems, and makes it possible to cope it with a simple connection relation between the remote control systems. SOLUTION: An inter-system interface 3 comprises: a first signal processing section 31, which can send and receive transmission signals of the remote control system of the polling system, and a second signal processing section 32, which can send and receive transmission signals of the remote control system of the contention system. The first signal processing section 31 functions equipment to a plurality of terminals by using a plurality of addresses stored in an address storage section 13. The second signal process section 32 functions equipment to a plurality of node devices by using a plurality of addresses stored in an status storage section 22.  A control section 30 brings the correspondence between the addresses of the address storage section 13 and the status storage section 22, and performs the information transfer between the first signal processing section 31 and the second signal process section 32.
Patent JP-2002240774-A (JP)
Title: Partitioning small-sized boat
Inventor: NAKAJIMA SEIZO
IPC: B63B3/00
Filed: 2001-02-19
Abstract: PROBLEM TO BE SOLVED: To provide a method to dispense with welding by mainly folding an aluminum plate and sticking it by weatherproof resin, to manufacture a partitioning small-sized boat unit using rivets to a minimum at a low cost and to assemble on the water with multiple sectioned units saving space without decreasing connecting strength, and a hull structure embodying the method. SOLUTION: This method enables to assemble on the water a bow unit 1, middle units 2-4 and a stern unit 5 of the partitioning small-sized boat by mainly folding and sticking. The stern unit 5 is floated first and the units are temporarily connected one after another by using temporary clamps. After temporarily connecting all the units, a plurality of base plates linking a port side and a bow side, and longitudinally long upper part connecting plates arranged on the port side and the bow side are bolted via upper parts of the units and then floating bodies are mounted on both sides.
Patent JP-2002294770-A (JP)
Title: Drainage structure of coupling disk in piping system of water supply
Inventor: INATOMI SHIGEKI
IPC: E03C1/02
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To drain water in a piping by simple operation even in a coupling disk on which a check valve is mounted because supply water remaining in a faucet body can be discharged forcibly from a spout pipe by operating a valve-opening operating means from the outside of the coupling disk without troublesome works such as the removal of a decorative sheet as seen in conventional coupling disks. SOLUTION: The coupling disk is constituted in such a manner that the coupling disk has the valve-opening operating means for forcibly opening the check valve incorporated into the faucet body from the outside of the coupling disk and supply water remaining in the faucet body can be discharged from the spout pipe by operating the valve-opening operating means.
Patent JP-2002055940-A (JP)
Title: Bus system and command transmitting method thereof
Inventor: KIM JIN-SOO
IPC: G06F13/28
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a bus system and a method and a device for command transmission which can improve the performance of the whole system by decreasing the idle clock of a data bus. SOLUTION: The bus system is equipped with master devices 11 and 12 and at least two of slave devices 21, 22, and 23; and a 1st command is transmitted from the master devices 11 and 12 to the 1st slave device 21 and a 2nd command is transmitted to the 2nd slave device 22 at the point in time which is retroacted from the completion point of the data transfer by the 1st command of the 1st slave device 21 by a period shorter than the wait time of the 2nd slave device 22.
Patent JP-2002296438-A (JP)
Title: Polarization-maintaining optical fiber and method for manufacturing preform thereof
Inventor: INABA TADAYUKI
IPC: G02B6/10
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a polarization-maintaining optical fiber without deteriorating the crosstalk characteristics of polarized waves after its fusion splicing, and to provide a method for manufacturing its preform. SOLUTION: The angle made by the straight line passing the center of the one stress imparting part 23 and the center of the core 21 and by the straight line passing the center of the other stress imparting part 23 and the center of the core 21 is specified to <=3 deg.. While the optical fiber preform is held, one of the insertion holes for the stress imparting members is opened in the clad preform. The optical fiber preform is rotated by 180 is the circumference direction as the preform held, and then the other insertion hole is opened in the clad preform.
Patent JP-2002296216-A (JP)
Title: Integrated micro-electrode and measuring method for electrode reaction in high-resistance medium using same
Inventor: UCHIDA ISAMU
IPC: G01N27/416
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an electrode and a measuring method enabling the measurement of electrochemical current potential curve in a local region and for measuring electrochemical electrode reaction of an oxidation reduction material in a high-resistance medium, for example in a low-conductivity liquid containing no supporting electrolyte, in a solid polymer, or in a gas phase. SOLUTION: Electrochemical measurement in a local region or a high- resistance region is made possible by integrating at least a working electrode and a reference electrode through an insulator in a tip region of an micro-area, and covering with a solid ionic conductor containing no oxidation-reduction species, if necessary.
Patent JP-2002292189-A (JP)
Title: Washing machine and operation method
Inventor: SUGINO TAKESHI
IPC: D06F39/00
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To obtain a washing machine that can prevent washing made of different materials and to be differently handled from being washed together, and can automatically start washing in a course appropriate to the material or the handling method of washing and a method for operating that. SOLUTION: In a washing machine in which a water tank 2 is swingably suspended in an outer casing 1, a washing and dehydration tub 4 provided with a pulsator 3 is rotatably arranged in the water tank 2, the upper portion of the outer casing 1 is covered by a top cover 5 having a clothing inlet 12 to the washing and dehydration tub 4, and a different washing course is set in accordance with the material of washing 13 and handling method during washing, a cloth barcode reader 15 as an information reading means reading an information indication section 14 such as a material and a handling method attached to the washing 13 is provided, and a washing course corresponding to information such as a material and handling method indication read by the information reading means is automatically selected from among a plurality of washing courses set.
Patent JP-2002219819-A (JP)
Title: Thermal head
Inventor: TERAO HIROTOSHI
IPC: B41J2/335
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To obtain a thermal head having a long lifetime in which high heat storage performance is attained and good recording is effected even with a low voltage. SOLUTION: Enclosed cavities 11 corresponding to respective heating elements 4 are made in the back thereof and evacuated. A heat reflection layer 12 for reflecting heat from the heat generating part 5 of the heating element 4 is formed in the enclosed cavity 11. Transmission of heat through the enclosed cavity 11 is thereby prevented surely and heat radiated from the heat generating part 5 of the heating element 4 to the enclosed cavity 11 is reflected on the heat reflection layer 12 back to the heat generating part 5.