baber/WOPTO huggingface dataset:
Patent JP-2004112921-A (JP)
Title: Fuel cell driven railroad car and fuel cell driven railroad car unit
Inventor: KAMETANI HIROCHIKA
IPC: H01M8/00
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel cell driven railroad car in which the installation space of an air compressor is reduced and of which size and weight can be reduced as a whole.  <P>SOLUTION: The fuel cell driven railroad car includes a fuel cell 3 supplied with a compressed air, a traction motor 6 for travelling driven by electric power generated by the fuel cell 3, an air brake 9 controlled by the compressed air, an opening/closing door unit 10 opened/closed by the compressed air, an air spring 11 supplied with the compressed air, a single common air compressor 2 provided with a volume ratio variable mechanism, an electromagnetic switching valve 5 selectively supplying the compressed air generated by the air compressor 2 to either the fuel cell 3 side or the air brake 9, opening/closing door unit 10, and air spring 11 sides, an air tank 4 temporarily holding the compressed air introduced from the air compressor 2 and then supplying it to the air brake 9, the opening/closing door unit 10, and the air spring 11, respectively, an auxiliary control valve 12 and an air pressure piping 13 allowing a part of the compressed air in the air tank 4 to be guided into the fuel cell 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109797-A (JP)
Title: Semitransmission type liquid crystal display
Inventor: AKAI YOSHIHIRO
IPC: G02F1/1368
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semitransmission type liquid crystal display wherein not only an ITO but also an IZO can be used as a material for a transparent electrode and a flicker is effectively prevented.  <P>SOLUTION: A TFT element 16 as a switching element of the semitransmission type liquid crystal display is formed on a glass substrate 12, a reflection electrode 26 is not directly electrically connected to a drain electrode D of the TFT element 16 and is provided at the lower part of a transparent electrode 17 so as to be electrically connected to the transparent electrode 17 and the transparent electrode 17 is coated over the entire pixel and electrically connected to the drain electrode D of the TFT element.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004117477-A (JP)
Title: Optical resonator and method for inputting oscillation light into optical fiber
Inventor: KASAI KATSUYUKI
IPC: G02F1/39
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To directly input oscillation light into an optical fiber in relation to an optical resonator and a method for inputting the oscillation light of the optical resonator into the optical fiber.  <P>SOLUTION: The optical resonator is provided with a reflection mirror A having a reflection plane with a curved surface, the optical fiber and a medium wherein the reflection mirror A has a semitransparent reflection film A, the optical fiber has a semitransparent reflection film B on an end part, the reflection film A and the reflection film B are placed opposite to each other and the medium is arranged between the reflection film A and the reflection film B. The light incident from the rear surface of the reflection mirror A passes through the reflection mirror A, is reflected on the reflection film B and is resonated with repetition of reflections between the reflection film A and the reflection film B. The light which oscillates or is subjected to wavelength conversion owing to the medium is directly inputted into the optical fiber.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004114415-A (JP)
Title: Ink jet head
Inventor: TAIRA HIROSHI
IPC: B41J2/045
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink jet head in which stability is enhanced when ink is ejected by enlarging a thin plate part for absorbing vibration thereby absorbing vibration and pressure variation occurring in ink.  <P>SOLUTION: The ink jet head comprises a first channel unit 20 and a second channel unit 40. The first channel unit 20 is provided with an inlet 20a and can eject ink from a nozzle through a first ink channel. The second channel unit 40 is provided with one or more ink supply openings 41a, an ink delivery opening 44a communicating with the inlet 20a, and a second ink channel 42c for introducing ink supplied from the ink supply opening 41 to the ink delivery opening 44a and has a multilayer structure of a plurality of flat plates 41-44. At least one flat plate 43 out of the plurality of flat plates is a damper flat plate having a thin plate part 43f facing the second ink channel 42c, and an air chamber 43e is provided on the side opposite to the second ink channel 42c while holding the thin plate part 43f between.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004117131-A (JP)
Title: Contact sheet for inspecting electronic device, and manufacturing method therefor
Inventor: HITOMI YOICHI
IPC: G01R1/073
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a contact sheet, with which the electrical contact between an electronic device to be measured and a circuit board for inspection can be surely obtained, even if the circuit board is highly rigid and which can be mass-produced suitably.  <P>SOLUTION: The base material of this contact sheet is composed of a slightly rigid sheet-like laminated material, constituted in a three-layer structure by laminating insulating material layers upon both surfaces of an insulating rubber elastic layer. The contact sheet has surface-rear continuity sections, formed through the base material perpendicularly to the front and rear surfaces of the material and composed of a metal. On one surface side of the base material, connecting terminal sections connected to the continuity sections are provided at positions separated from the continuity sections via wiring sections along the surface of the insulating layer. On the other surface side of the material, connecting terminal sections, using the continuity sections as their base sections, are provided in the regions of the continuity sections. The entire bodies of the continuity sections and the wiring sections and the base sections of the connecting terminal sections on one surface side are integrated, and an etched member in which the entire bodies of the continuity sections are formed as projecting sections by etching one surface of a thin metal plate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004120359-A (JP)
Title: Communication method and communication equipment employing the method
Inventor: MURAKAMI YUTAKA
IPC: H04J13/00
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem wherein communication resources such as frequency and time is not effectively utilized when a radio communication rate is fast with respect to a data transmission rate requiring for transmitting data.  <P>SOLUTION: A transmitter is provided with a plurality of radio transmission portions complying with a plurality of data transmission rates, and a receiver is provided with a plurality of radio reception portions complying with the plurality of data transmission rates as well. The transmitter employs the optimum radio transmission portion with respect to the data transmission rate required for a user, and the receiver conducts communication by employing the optimum radio reception portion as well. Consequently, the communication resources such as the frequency and the time can be efficiently used.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004115260-A (JP)
Title: Two spindle spiral paper tube manufacturing device and paper tube manufacturing method
Inventor: TAKEMOTO SANEO
IPC: B65H75/50
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper tube manufacturing device, capable of manufacturing two paper tubes, or two types of paper tubes by one device at the same time and to provide the method.  <P>SOLUTION: One center base cylinder 6 is arranged between right and left mandrels 3a, 3b, and external base cylinders 7a, 7b, 8b are arranged on both sides of each mandrel 3a, 3b. Endless belts 9a, 9b, 10a, 10b that are wound around each mandrel 3a, 3b, are spanned between the center base cylinder 6 and each of the right and left base cylinders 7a, 7b, 8a, 8b. Driving the center base cylinder 6 allows the endless belts to revolve simultaneously to produce two paper tubes at the same time.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119338-A (JP)
Title: Switch device
Inventor: KOBAYASHI TATSUO
IPC: H01H1/06
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the thickness of a switch device; to secure key stroke; and to reduce the number of components and assembly manhours.  <P>SOLUTION: A film 5 with a resist pattern 7 by a contact gap portion formed is disposed on a plate 1; contacts 3 and 4 are formed on the plate 1 and the film 5 by facing them to the contact gap, respectively; and a key top is installed on the contact part 4 of the film 5 by interlaying a click rubber 6. Since only the single film 5 is necessary, the thickness can remarkably be reduced. The reduction of the number of the film leads to the reduction of the number of components and the assembly manhours. The key stroke can be secured by the resist pattern 7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004124162-A (JP)
Title: Manufacturing method of iron-based sintered alloy valve seat exhibiting wear resistance under high surface pressure applied condition
Inventor: KAWAKAMI ATSUSHI
IPC: F01L3/02
Filed: 2002-10-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a valve seat having excellent wear resistance.  <P>SOLUTION: The valve seat is manufactured by the following processes. (a) An Fe-based alloy powder of an average particle diameter of 20-50 μm is used as a raw material powder for forming matrix, and a Co-based alloy powder of an average particle diameter of 20-50 μm is used as a raw material powder for forming hard dispersed phase, (b) the Co alloy powder is blended and mixed with the Fe-based alloy powder so that it becomes 25-35 mass% of the amount of sum totals of the Fe alloy powder and the Co alloy powder, and the press-formed body of a mixed powder is subjected to solid phase sintering in a vacuum atmosphere, and the above-mentioned Co, Cr, and Si components in the Co base alloy powder are diffusion migrated in a matrix, and at the same time an Fe component in the Fe-based alloy powder is diffusion migrated in a hard dispersed phase, respectively, and as a result, adhesiveness of the hard dispersed phase to the matrix is remarkably improved. (c) The Fe-based sintered alloy product is infiltrated with molten copper or a copper alloy.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004126231-A (JP)
Title: Electrophotographic toner containing thermosensitive adhesive
Inventor: UMEDA MAKOTO
IPC: G03G9/08
Filed: 2002-10-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide toner and developer for on-demand production of an image having sufficient thermosensitive adhesive properties by using an electrophotographic method instead of printing.  <P>SOLUTION: An image is formed by the electrophotographic method by using the toner and developer containing a thermosensitive adhesive.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003142907-A (JP)
Title: Dielectric resonator and dielectric filter
Inventor: SATOU HIROKI
IPC: H01P1/20
Filed: 2002-10-04
Abstract: PROBLEM TO BE SOLVED: To obtain a small-sized inexpensive dielectric notch filter with ease of, manufacture and high performance. SOLUTION: A dielectric block 105 is set to the inside of each of metallic cavities 101a to 101e, and each of c.a.l. 106a to 106c whose length is respectively EC1 to EC5 is led from a transmission line 108. Each part among lead-out points of the c.a.l. 106a to 106e is respectively a transmission line 108a to 108d whose length is respectively E1 to E4. Each tip of the c.a.l. 106a to 106e is connected to a coupling loop 107 in the metallic cavities 101a to 101e. Further, reactive elements 110a to 110e are connected from each lead-out point of the c.a.l. 106a to 106e from the transmission line 108 in parallel with each of the c.a.l. 106 and each dielectric resonator. In this constitution, the transmission line 108 and metallic cavities 101a to 101e are interconnected through the electromagnetic field coupling by the coupling loop 107.
Patent JP-2004124596-A (JP)
Title: Expansion weir made of flexible film
Inventor: OGIWARA KUNIHIRO
IPC: E02B7/20
Filed: 2002-10-04
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the formation of a V notch caused by reduction in the internal pressure of a main body of an expansion weir made of a flexible film on a dike side and to cause it to be formed in the central part of the main body of the expansion weir made of the flexible film.  <P>SOLUTION: A plate body 2 made of metal, wood or synthetic resin is arranged in a part except at least the central part of the main body 1 of the expansion weir made of the flexible film.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004131197-A (JP)
Title: Recording paper conveyance device
Inventor: SAOTOME SUMITOSHI
IPC: B41J13/00
Filed: 2002-10-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a conveyance device capable of stopping a conveyance belt without giving damage to a head or the like during abnormal conveyance (jam).  <P>SOLUTION: Applied voltage of an electrostatic absorption force generation means is changed during abnormal conveyance, and strong electrostatic absorption force exceeding electrostatic absorption force during usual conveyance is generated to stop the endless conveyance belt instantaneously.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004133082-A (JP)
Title: Optical cable fixture
Inventor: KONISHI MASATO
IPC: G02B6/46
Filed: 2002-10-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical cable fixture capable of easily fixing an optical cable.  <P>SOLUTION: The optical cable fixture is composed of a cylindrical support member having a pair of notched parts, facing each other in the radial direction, into which an optical cable arranged from the opening end side is inserted in the state of being laid across and also having thread grooves on the inside surface; a bottom member to be fixed on the bottom side of the support member; and a thrusting member, provided with a pressing face for pressing the optical cable and with a screw section to be screwed with the thread grooves, which holds the optical cable inserted in the state of being laid across through the pair of notched parts of the support member between the thrusting member and the bottom member by screwing the screw section with the thread grooves.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004130686-A (JP)
Title: Printer with built-in server and method of printing operation
Inventor: HASHIMOTO MASAO
IPC: B41J29/38
Filed: 2002-10-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printer with a built-in server capable of efficiently performing a recovery operation for a printing operation when a malfunction occurs in the printer by obviating the need of a separated server machine and to provide a method of the printing operation using the printer.  <P>SOLUTION: This method of the printing operation is realized by using the printer with the built-in server including a printing means 1, a server means 2, and a printing control means 3. The method comprises a first process for detecting the presence or absence of occurrence of a malfunction in the printing means 1, a second process for storing a print job transmitted from a client device to the server means 2 when the occurrence of the malfunction in the printing means 1 is detected, and a third process for reading the print job stored in the second process from the server means 2 and performing the print job after the printing means 1 is recovered.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004132493-A (JP)
Title: Failure discriminating device and failure discriminating method of automatic transmission
Inventor: NAGATA KOJI
IPC: F16H61/12
Filed: 2002-10-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a failure discriminating device and a failure discriminating method for discriminating a failure state of an automatic transmission.  <P>SOLUTION: This failure discriminating method includes a Step (S110) for calculating a difference ΔNT between an estimated turbine rotating speed and an actual rotating speed when the automatic transmission is a neutral state when a difference between an actual turbine rotating speed and a calculated synchronous rotating speed is a predetermined value α or more (YES in S108) when the automatic transmission does not perform shift processing (NO in S106), a Step (S114) for determining the fact as failure on the neutral state of the automatic transmission when ΔNT is a predetermined value β or less (YES in S112) and a Step (S116) for determining the fact as failure on a slip of a frictional engaging element when ΔNT is larger than β (NO in S112).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004131661-A (JP)
Title: Method for manufacturing bluing master batch, bluing master batch and film
Inventor: ONOUCHI YOSHIYUKI
IPC: C08K3/34
Filed: 2002-10-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a bluing master batch for molding a film giving good image sharpness at a high temperature and high speed, while suppressing die lip staining.  <P>SOLUTION: According to this method for manufacturing a bluing master batch, a mixture obtained by blending at least 30-70 wt.% of titanium dioxide, 1-5.5 wt.% of one or more selected from the group consisting of ultramarine violet pigments and ultramarine pink pigments as ultramarine, 1-5 wt.% of zinc stearate, and a thermoplastic resin, is melted, kneaded and molded under a reduced pressure of ≤-0.09 MPa and at a resin temperature of 180-250°C, to form a molded article having a water content of ≤900 ppm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004138406-A (JP)
Title: Noncontact rotation angle sensor
Inventor: SHINTANI HIROYUKI
IPC: G01D5/18
Filed: 2002-10-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a noncontact rotation angle sensor 1 capable of achieving a compactification advantageously in cost, preventing a detection precision from being affected even when a rotator 2 varies in its axial direction within a tolerance of size, and maintaining a satisfactory detection precision.  <P>SOLUTION: A magnet 3 in the shape of a bent piece is provided for the rotator 2 and polarized in the radial direction of the rotator 2 so that an inner circumferential edge 3a and an outer circumferential edge 3b may each become magnetic poles S and N. A magnetism detecting element 4 is arranged at a prescribed interval clearance Lc from the outer circumferential edge part 3b of the magnet 3 in the radial direction of the rotator 2 and receives a magnetic flux Hi from the magnet 3. The magnet 3 is formed in such a way that the width of the interval clearance Lc changes with the rotation of the rotator 2. The magnetism detecting element 4 outputs a signal according to the angle of rotation of the rotator 2 on the basis of changes in the magnetic flux received from the magnet 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004140914-A (JP)
Title: Rectifier module
Inventor: TAKAHASHI JUN
IPC: H02M7/06
Filed: 2002-10-17
Abstract: <P>PROBLEM TO BE SOLVED: To effectively suppress the dielectric loss of a resin molding part, etc. even under the condition of high operation frequency, large capacity, and high load rate, related to a rectifier module comprising the resin molding part.  <P>SOLUTION: The rectifier module has a rectifying circuit 11 incorporated inside a box-like frame 10, and incorporates a voltage divider 12 composed of a plurality of resistors 16 and a plurality of capacitors 17 to detect the output voltage of the rectifying circuit. An input AC terminal 13 of the rectifying circuit and an output DC terminal 14 are fitted to the side surface of the frame, and a plurality of capacitors are embedded in a resin molding part 101. A gap 102 comprises a width W required to keep a field intensity of the resin molding part to such field intensity or below as required to suppress a temperature rising that follows a dielectric loss of the resin molding part to a constant level or below, and is provided between the resin molding part and the AC terminal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004140638-A (JP)
Title: Apparatus and program for managing image data, and image forming apparatus
Inventor: KATO YASUSHI
IPC: G06F12/00
Filed: 2002-10-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and a program for managing image data, and an image forming apparatus for executing a job including already stored image data even if a data size of the put in job, while maintaining the storage status of the job.  <P>SOLUTION: With sequentially storing the image data based on input information into a hard disk of a storage part, a server as the apparatus sequentially reads out the image data stored in the hard disk sequentially, and detects a status of use of the hard disk in process of reading out the image data. Then, based on the result of the detection of the status of the use of the hard disk (S406), the server controls deleting at least a part of portions already read out among the image data in the process of reading out from the hard disk (S407).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004139877-A (JP)
Title: Fuel circulation controller for fuel battery
Inventor: YAMAZAKI TSUTOMU
IPC: H01M8/04
Filed: 2002-10-18
Abstract: <P>PROBLEM TO BE SOLVED: To recover the power generating condition of a fuel battery without deterioration in fuel consumption.  <P>SOLUTION: A fuel battery output detector 25 detects the power generating condition of a fuel battery 1. When the power generating condition deteriorates, a pressure at a circulation passage entrance 9a of an ejector 9 is changed to improve ejector circulation performance. The opening degree of a pressure regulating valve 7 is adjusted to change the pressure at the circulation passage entrance 9a and to control the amount of supplied hydrogen to the fuel battery 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004139439-A (JP)
Title: Method for managing information
Inventor: TOCHIKA YOSHIFUMI
IPC: G06Q50/04
Filed: 2002-10-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information management method for utilizing the information of defects generated in a mass production process by unifying the information of development and trial production processes in device production.  <P>SOLUTION: At least one of process conditions in a plurality of processes, the process results and defect expectation data of these processes are connected to a process name or a defect item and then registered in a quality database. A keyword is retrieved from at least one of the process names and the defect items to acquire quality know-how.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004138557-A (JP)
Title: Gas measurement device
Inventor: KOJIMA KENNOSUKE
IPC: G01N21/3504
Filed: 2002-10-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas measurement device capable of realizing the prevention of the inflow of a gas that is not an object of measurement to a sample cell within a fixed time in a batch measurement.  <P>SOLUTION: In this gas measurement device D, a gas cell 3 for retaining a sample gas S that is the object of measurement supplied from a gas supplying device 1 is provided in a passage 2 for carrying the sample gas S. Buffer means 4 and 5 are provided on the upstream side and downstream side of the gas cell 3.  <P>COPYRIGHT: (C)2004,JPO