baber/WOPTO huggingface dataset:
Patent JP-2003229635-A (JP)
Title: Semiconductor optical integrated element
Inventor: MURATA MICHIO
IPC: H01S5/227
Filed: 2002-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor optical integrated element having a structure in which a leakage current between a light emitting device and a modulation device can be reduced, and to provide a method for manufacturing the same.  <P>SOLUTION: The semiconductor optical integrated element 1 comprises a light emitting device 110, a modulation device 120 and a separating part 130 on a substrate 2. A semiconductor laser element is constituted in the device 110, and a modulation element is constituted in the modulation device. The part 130 is formed between the device 110 and the device 120. In the part 130, a semiconductor embedding part 80e is provided in a second clad layer 8m. The clad layer 8m is constituted of a p-type InP, while the part 80e is constituted of an n-type InP. Accordingly, the part 80e has an effect of disturbing a leakage current flowing between electrodes 90a and 90b. Therefore, a leakage current generated via the second clad layer 8m is reduced between the electrodes 90a and 90b.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003225757-A (JP)
Title: Vessel for carrying molten metal
Inventor: UKAJI BUNJI
IPC: B22D41/12
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vessel for carrying molten metal provided with a miniaturized molten metal pouring hole opening/closing device.  <P>SOLUTION: The vessel (10) for carrying the molten metal, in which the molten metal is stored in the inner part and carried, is provided with a vessel part (12) constituted of a vessel body (18) for holding the molten metal and a molten metal pouring nozzle (22) connected in contact with the side surface of the vessel body (18), a supporting part (14) constituted of a base plate (24) connected with the side surface of the molten metal pouring nozzle (22) and a rotating shaft (26) inserted into the base plate (24) and rotating in the almost rectangular direction to the center axis of the molten metal pouring nozzle (22) and the molten metal pouring hole opening/closing device (16) constituted of a closed plug fitting arm (34) fitted to the supporting part (14) and turning in the axial direction of the rotating shaft (26) and a closing plug (42) fitted to the closing plug fitting arm (34) and opening/closing a sprue (22a) of the molten metal pouring nozzle (22).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003227977-A (JP)
Title: Optical fiber drop cable
Inventor: KOBAYASHI KAZUNAGA
IPC: G02B6/44
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber drop cable having a fine diameter and in which mechanical characteristics such as optical loss, lateral pressure and lead wire preparability of coated optical fiber are enhanced.  <P>SOLUTION: The fiber drop cable 1 is provided with a long optical element part 19 consisting of an optical fiber unit 7 in which a plurality of coated optical fibers 3 are covered all together with a unit sheath 5, a long cable sheath part 15 which covers, with a cable sheath 13, at least a pair of first tension bodies 11 parallel installed to each other on both sides of the optical fiber unit 7, and a cable-tearing notch part 17 which is arranged on both sides of the cable sheath part 15. In addition, a long cable supporting part 23 covering a second tension body 25 with a sheath 27 is stuck parallel to each other to the optical element part 19 to form the fiber drop cable 1. Further, the unit sheath 5 is made of an expandable resin, thereby enhancing lateral pressure characteristic and enabling a fine diameter for the cable.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002236879-A (JP)
Title: Card reader
Inventor: YAMATO JUNJI
IPC: G06K13/063
Filed: 2002-02-06
Abstract: PROBLEM TO BE SOLVED: To improve dimensional accuracy of the thickness of a card passage. SOLUTION: A card reader 1 forms the card passage 5 for making a card travel between frames by oppositely arranging the fixed frame 2 and an opening- closing frame 3. The opening-closing frame 3 is rotated after sliding the opening- closing frame 3 to the fixed frame 2, and the opening-closing frame 3 is put in an opening state so that the card passage 5 is exposed.
Patent JP-2003231037-A (JP)
Title: Telescopic cover and cover piece used in the same
Inventor: ENOMOTO YUKIO
IPC: B23Q11/08
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a telescopic cover capable of reducing the number of components, easily performing the manufacturing and assembling work, and reducing the cost.  <P>SOLUTION: In this telescopic cover formed by expandably and contractibly overlapping a plurality of cover pieces 21, 22, a tip part of the cover piece 21 is downwardly bent to form a retainer plate 21h. A core bar 51 forming a wiper 28 is mounted on a lower face of the cover piece 21 near the retainer plate 21h. A rear face of a lip seal 52 mounted on the core bar 51 is abutted on a lower face of the retainer plate 21h. A position of a tip edge of the lip seal 52 is projected in the contracting direction of the cover piece 21 by a predetermined length L with respect to a position of a tip edge of the retainer plate 21h. The tip edge of the lip seal 52 is abutted on an upper face of the cover piece 22 positioned at its lower part.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003232164-A (JP)
Title: Door pull for sliding door
Inventor: NAKAMURA TAKAYUKI
IPC: E05F7/00
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a door pull for a sliding door having a high safety capable of definitely preventing one's finger from being pinched in a door when a sliding door is open without giving restrictions to the opening and closing functions of the sliding door.  <P>SOLUTION: This door pull (4) is installed to each of sliding doors (1) which are opened and stacked vertically as if books are neatly placed in a bookshelf; a door pull body (5) embedded in the sliding door is provided with a movable finger member (6) pulled by one's finger and a stopper member (7) interlocked with the movement of the movable finger member (6); when the finger is touched to the movable finger member (6) and the member is pushed in a door releasing direction, the stopper member (7) is protruded and contacted to a wall body or an end edge portion of another sliding door in the constitution.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003232055-A (JP)
Title: Water meter mounting unit
Inventor: OCHIAI MASARU
IPC: E03B7/07
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently carry out exchange or the like of a water meter.  <P>SOLUTION: There is provided a unit 1 which is comprised of a straight stop valve 2 connected to an outlet M1 of the water meter M, a check valve 3 connected to an inlet M2 of the water meter M, and a base stand 4 arranged along an axial line connecting the outlet M1 and the inlet M2 together over an interval which is longer than the entire length of the water meter M. By fixing the straight stop valve 2 and the check valve 3 to the base stand 4, the outlet M1 and the inlet M2 of the water meter M interposed between the straight stop valve 2 and the check valve 3 are allowed to coincide with an outlet 6 of the straight stop valve 2 and an inlet 31 of the check valve 3, respectively, and an expansion pipe 29 is arranged in either the outlet 6 of the straight stop valve 2 or the inlet 31 of the check valve 3. The expansion pipe 29 has a circular base-end portion 28 inserted therein in a protrudable/withdrawable manner, which base-end portion watertightly slides in a port interior 27. As a result, the water meter M can be easily interposed between the straight stop valve 2 and the check valve 3 by expansion/contraction of the expansion pipe 29.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237960-A (JP)
Title: Sheet feeder, automatic document reader, feeder and image forming device
Inventor: NAKANE YOSHIMITSU
IPC: G03G15/00
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet feeder, an automatic document reader, a feeder and an image forming device that can prevent multi-feeding and stabilize feeding without lowering productivity.  <P>SOLUTION: The sheet feeder, the automatic document reader, the feeder and the image forming device have the following typical structure. An attraction belt unit 1 so designed that when a sheet is brought in contact with an attraction surface with a given electric charge formed, electrostatic force attracts the sheet to the attraction surface that feeds and carries it, comprises a physical property value measuring part 29 for detecting a physical property value of the fed sheet, a charging roller 10 for forming the electric charge on the attraction surface, and a control circuit 36 for controlling the electric charge formed by the charging roller 10 and an attraction time as a time for which the sheet is in contact with the attraction surface. The control circuit 36 controls the electric charge and the attraction time in dependence on the physical property values of the sheet.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003238181-A (JP)
Title: Optical fiber and method for manufacturing optical fiber
Inventor: SATO FUMIAKI
IPC: C03B37/012
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a core rod and, a base material for obtaining optical fibers having a high difference of refraction indices between core-clad and an excellent optical transmission characteristic, and to provide optical fibers having an excellent optical transmission characteristic, and a method for manufacturing the same.  <P>SOLUTION: In the core rod 10 for optical fibers a SiO<SB>2</SB>layer 12 having a Cl content of 2 wt.% or less is located on the peripheral surface of a core 11 that has a dopant 'in such an amount that the difference of specific refraction indices against the pure quartz becomes 0.5% or more'. The thickness of the SiO<SB>2</SB>layer 12 is not less than 1% and not more than 15% against the outer diameter of the core 11. The base material 14 for optical fibers is obtained by inserting the core rod 10 for the optical fibers into a pipe 13 for cladding and by collapsing it. The optical fiber is obtained by drawing the base material 14.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003209427-A (JP)
Title: Miniaturized portable multi-frequency resonance antenna
Inventor: SHIMAZAKI TETSUO
IPC: H01Q5/10
Filed: 2002-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To present maximum performance by easily resonating a miniaturized antenna and a portable antenna in a number of frequencies and further using all the physical lengths of these antennas for respective frequencies.  <P>SOLUTION: In one miniaturized portable antenna, a number of frequencies are respectively resonated for the overall length by antennas for the length of 1/4λ and for a shorter length, multistage parallel and serial circuits of LC are inserted between a power feeding part and an upper element for obtaining an effective length, resonance is started in order from a lowest resonant frequency with L as a loading coil and while alternately using L and C, the highest frequency is resonated only by C. The multistage LC circuit and a structure therefor are composed of an internal central fitting (feed point fitting) 1 for forming a cylindrical capacitor, a spring coil 2, an insulator 3, an external fitting for external cylindrical capacitor/central fitting for the next upper-stage capacitor 4, a spring coil 5 for the next stage, an insulator 6 for the next stage, and external fitting and element 7 for external cylindrical capacitor.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003079508-A (JP)
Title: Buddhist altar type cinerary altar
Inventor: YAMAGUCHI SHUNPEI
IPC: A47G33/02
Filed: 2002-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a Buddhist altar type cinerary altar where the deceased can be recollected with reality. SOLUTION: The Buddhist altar type cinerary altar 1 comprises a cinerary part 2, and a Buddhist altar part 3 mounted on the cinerary part or provided next to it and having an antemortem information reproducing and displaying means 13. It is characterized by that the antemortem information reproducing and displaying means 13 includes a recording medium recording antemortem information, an input indicating means having an input part and a processing circuit and processing an input from the input part by the processing circuit and outputting a signal indicating antemortem information to be reproduced, a reproducing means reproducing the recording medium on the basis of the signal and outputting the antemortem information, and a display means displaying the reproduced antemortem information.
Patent JP-2003243475-A (JP)
Title: Unmanned conveying cart
Inventor: AKIYAMA SHUJI
IPC: B65G47/52
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To suppress the transmission of vibration produced in an air supply or intake means to a conveying cart body in an unmanned conveying cart having the air supply or intake means for operating a wafer holding means of a transfer means.  <P>SOLUTION: The cart is provided with an air compressor 61 (air supply means) for operating a suction hole (wafer holding means), air dampers 73, 73, etc., (vibration-absorbing means) between the air compressor 61 and the mounting plane of a conveying cart body, and a vacuum ejector for producing negative pressure by utilizing an intake air from the air compressor 61. The vacuum ejector is connected to the suction hole.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242745-A (JP)
Title: Tape cartridge
Inventor: SOGABE TERUO
IPC: G11B23/107
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To improve rotational stability of a reel during the high-speed rotation in a tape cartridge which incorporates the reel wound by tape in a main body case.  <P>SOLUTION: The reel 2 comprises a central boss part 4 and a flange 5 bulging to the outer periphery of the central boss part 4. The central boss part 4 and the flange 5 are formed with resins having compatibility to each other and are integrally connected. Filler is mixed into the resin forming the central boss part 4 in order to make specific gravity of the resin larger than that of the resin forming the flange 5. As a result, the occurrence of the deflection during the rotation of the reel 2 is prevented.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237796-A (JP)
Title: Package
Inventor: SHIMOMURA KYOICHI
IPC: B65D33/00
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a package which prevents spilling of food because it can be simply self-supported to be placed in a stable state when used, and further capable of being used in substitution for a container.  <P>SOLUTION: The package is constituted by a method wherein a cylindrical paper body formed into a cylindrical shape by folding paperboard so as to have a folded portion is adhered and fixed to at least an outer face of the bottom side of a bag having flexibility. In this package, a shape-retaining means for retaining the cylindrical paper body in the cylindrical shape is provided to the cylindrical paper body, and the shape-retaining means is a folded-in part formed at a position opposed to the folded portion of the cylindrical paper body.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003238785-A (JP)
Title: Polyester resin composition, polyester sheet, and molded article
Inventor: ISHIWATARI SHUJI
IPC: B29C51/02
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a polyester resin composition which can provide a polyester sheet having a good transparency, a heat resistance enabling high-temperature disinfection, high-temperature filling of contents, and microwave oven cooking, and an improved processibility in molding; and to provide a molded item made thereof.  <P>SOLUTION: A polyester resin composition containing below-described polyester resins (A), (B), and (C), a polyester sheet prepared therefrom, and the molded item formed therefrom are disclosed. Polyester resin (A) is prepared from a terephthalic acid component and a tetramethylene glycol component, has a total modification content of 3-20 mol%, and contains 0.5-6 mol% polyether glycol comprising 2C or higher monomer units. Polyester resin (B) is prepared from a terephthalic acid component and an ethylene glycol component. Polyester resin (C) is prepared from a terephthalic acid component and a tetramethylene glycol component.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237218-A (JP)
Title: Ink jet recording method
Inventor: HIGETA SHIGERU
IPC: C09D11/54
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink jet recording method which improves the dryness, resistance to moisture and light, resolution, clearness, sharpness and others of an image after printing and increases an image density after printing, while preventing clogging of nozzles and enhancing the reliability of a printer.  <P>SOLUTION: In the ink jet recording method, a liquid composition is made to stick to a recording medium prior to sticking of an ink composition to the recording medium and successively the ink composition is made to stick to the spot to which the liquid composition sticks. The liquid composition contains a guanidine derivative, while the ink composition contains the dye having an anionic group, as a coloring material.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003235818-A (JP)
Title: Arterial waveform examination instrument
Inventor: NARIMATSU KIYOYUKI
IPC: A61B5/0225
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an arterial waveform examination apparatus with which a change or difference in an arterial waveform can be exactly judged.  <P>SOLUTION: A plurality of mutually synchronized pulse waves respectively detected by a plurality of pulse wave detectors 40, 42, 44 and 46 and stored in a RAM (storage device) 38 are displayed on a display while being mutually superimposed by a pulse wave display control means 60 (SA12) to be easily compared with other waveforms. Thus, even when a little change or difference appears in any one of the plurality of waveforms, that waveform can be easily and more exactly determined, so that accuracy in the examination of the arterial waveforms can be improved.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245715-A (JP)
Title: Stop device and method for tail end of steel plate
Inventor: MATSUNAGA MASAO
IPC: B21C47/26
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stop device and method for the tail end of a steel plate capable of improving the accuracy of a position to halt the steel plate at the time of cutting the tail end, and also to provide a plate-through device of a metal strip therefor.  <P>SOLUTION: The steel plate through device which derives the steel plate from a mandrel situated in the upstream of a first roller by the first roller in the upstream and a second roller in the downstream to feed it into a continuous pickling device is composed of a stop order transmission means to transmit a stop order to the first and second rollers and a low-velocity order means to transmit a low-velocity order to the first roller after the stop order is transmitted by the stop order transmission means. The former means is a stop device for the steel plate which operates to halt the tail end of the steel plate in a reference stop position to cut the tail end of the preceding steel plate before connecting the steel plates in order to continuously feed the steel plate to the continuous pickling device by connecting the preceding and succeeding steel plates, and when the tail end of the preceding steel plate is situated in the first position on the side of the reference stop position.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003246421-A (JP)
Title: Distribution facility
Inventor: TATSUMI FUMIAKI
IPC: B65G1/137
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide distribution facility capable of flexibly responding to changes in picking work amount, and timely supplying a pallet.  <P>SOLUTION: This distribution facility comprise three automatic warehouses storing pallets on which articles are loaded, three shipping stations capable of storing a plurality of the pallets and picking the articles from the pallets in order of storing, and a self-traveling carrying truck carrying the pallets taken out from the automatic ware houses to the shipping states. The picking work amount of the article from the pallet in the shipping station is determined, and a next pallet is taken out from the automatic warehouse according to the determined picking work amount. In this structure, shipping station pallets with the small picking work amount can be successively taken out before shipping station pallets with large picking work amount, so that flexible taking out pattern is enabled.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003254634-A (JP)
Title: Cryogenic refrigerating machine
Inventor: KAZAMI KUNIO
IPC: A61B5/055
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent invasion of electromagnetic induction noises induced on pipes outside a magnetic shield room by increasing impedance on the magnetic shield room side.  <P>SOLUTION: In this cryogenic refrigerating machine being constituted of insulating materials, comprising a joint and moving a working fluid being helium gas for measuring a slight magnetic field used inside the magnetic shield room, the pipe 22 on an expander 17 side and the pipe 23 on a rotary valve 16 side grounded on a highly conductive layer 20 of the magnetic shield room are separated in the vicinity of the highly conductive layer 20, and both the pipes 22, 23 are spacingly connected.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003253191-A (JP)
Title: Clear coating composition and method for forming double- layer coating film
Inventor: SHIMIZU MAKOTO
IPC: C09D167/00
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clear coating composition capable of forming a coating film having well balanced resistances to scratch, acids, and solvents.  <P>SOLUTION: This clear coating composition comprises an acrylic copolymer (1) having half-ester acid groups, an acrylic copolymer (2) having epoxy groups, and a polymer (3) having carboxyl groups. The sum of soft segment contents of polymers (1)-(3) is 5-20 mass% based on the sum of amounts of polymers (1)-(3), and at least two of polymers (1)-(3) contain soft segments.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003017060-A (JP)
Title: Positive electrode active material and non-aqueous electrolyte battery
Inventor: ANZAI MASANORI
IPC: H01M10/0587
Filed: 2002-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a non-aqueous electrolyte battery having a large capacity and remarkably excellent cycle characteristics. SOLUTION: This non-aqueous electrolyte battery 1 has a positive electrode 2 containing a positive electrode active material, a negative electrode 3 containing a negative electrode active material, and the non-aqueous electrolyte. As the positive electrode active material, lithium-nickel compound oxide expressed in a general formula Lia Ni1-z Mz O2 (0.95<=a<1, 0.01<=z<=0.5, and M means at least one kind of Fe, Co, Mn, Cu, Zn, Al, Sn, B, Ga, Cr, V, Ti, Mg, Ca and Sr) is contained.
Patent JP-2003257945-A (JP)
Title: Substrate treatment unit
Inventor: OTANI MASAMI
IPC: B65G49/06
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a substrate treatment unit with its cleaning performance improved by shortening dead time during a period up to a cleaning step.  <P>SOLUTION: A cleaning unit 10 and a calcination unit 20 face each other with a transfer route between them, where a transfer robot TR is arranged, both positioned at the same height. The cleaning unit 10 has a surface scrubber SS and a rear surface scrubber SSR, and the calcination unit 20 performs plasma-aided calcination. A substrate W which is an object to be treated is transferred by a transfer robot TR in the order of an indexer ID, the calcination unit 20, a reverser 50, and the cleaning unit 10, and is then returned to the indexer ID. The immediate transfer of the calcinated substrate W to the cleaning unit 10 shortens the time from calcination to cleaning. This eliminates dead time and, because cleaning is performed immediately after calcination, improves the cleaning performance of the cleaning unit 10.  <P>COPYRIGHT: (C)2003,JPO