baber/WOPTO huggingface dataset:
Patent JP-2005524006-A (JP)
Title: その場で成形される熱障壁
IPC: C04B28/14
Filed: 2002-10-28
Abstract: 本発明によれば、壁、天井材、および床のような構造物の中または間の開口部または隙間に障壁を装着するための方法、システムおよび装置が提供される。該孔または隙間の中に少なくとも１個の障壁成形用のバッグを入れ、好ましくは硬化または固化する働きをする流動性をもった防火材料、例えば水和可能なセメント質のスラリをバッグの中に導入して該孔または隙間の中に障壁をつくる。
Patent JP-2005512076-A (JP)
Title: 孔を光学的に測定するための装置
IPC: F02M65/00
Filed: 2002-11-28
Abstract: 本発明は、構成部材（１）に設けられた孔（７）、有利には燃料噴射弁に設けられた噴射孔（７）を光学的に測定するための装置であって、光源（１５）と、孔（７）のジオメトリを光学的に検出するための光学的な測定装置（２０）とが設けられている形式のものに関する。本発明によれば、光源（１５）が、乳白色の固体（１０）を照明するようになっており、該固体（１０）が、孔（７）の、光学的な測定装置（２０）とは反対の側で構成部材（１）に接触している。
Patent JP-2005517068-A (JP)
IPC: C08F210/18
Filed: 2003-02-07
Abstract: This invention relates generally to synthetic polymers, generally with improved balance of processability, resilience and durability. These polymers are generally of the ethylene, alpha-olefin, diene terpolymer type.
Patent JP-2005518931-A (JP)
Title: 電極の取付け
IPC: F01N3/02
Filed: 2003-03-03
Abstract: 電極取付け装置を開示する。取付け装置は、電極（６）を取り付けるための手段（４）を有する本体（２）を含む。この手段（４）により、使用時に本体（２）の一部が電極（６）の周囲にあり、電極（６）は本体（２）から突出する。装置はさらに、少なくとも１つの外向き突出部（１２）を本体（２）上に含む。
Patent JP-2005519111-A (JP)
Title: 不可逆型選択的アンドロゲンレセプタ修飾因子及びその使用方法
IPC: C07C331/10
Filed: 2003-02-24
Abstract: 一実施例では、本発明は、アンドロゲンレセプタターゲティング薬剤（ＡＲＴＡ）を提供する。前記薬剤は、化合物の新規のサブクラスを定義し、それは選択的アンドロゲンレセプタ修飾因子（ＳＡＲＭ）である。選択的アンドロゲンレセプタ修飾因子（ＳＡＲＭ）である化合物は、アンドロゲンレセプタのための非ステロイド性リガンドの予期不可能な抗アンドロゲン活性を有する。一実施例では、ＳＡＲＭ化合物は、アンドロゲンレセプタに対し不可逆的に結合する。別の実施例では、ＳＡＲＭ化合物は、アンドロゲンレセプタに対し不可逆的に結合するアンドロゲンレセプタアンタゴニストである。別の実施例では、ＳＡＲＭ化合物はアルキル化剤である。ＳＡＲＭ化合物は、単独で用いられても、成分として用いられても、ａ）男性の避妊、ｂ）高齢男性におけるアンドロゲン減少（ＡＤＡＭ）に関連するような、複数のホルモン関連コンディションの治療、例えば、うつ病、性欲減退、生殖機能不全、インポテンツ、性腺機能低下症、骨粗鬆症、脱毛症、貧血、肥満、サルコペニア、骨減少症、オステオポローシス、前立腺肥大症、認識及び気分の変化、及び前立腺癌、ｃ）ＡＤＩＦに関連するコンディションの治療、例えば、生殖機能不全、性欲減退、性腺機能低下症、サルコペニア、骨減少症、骨粗鬆症、認識及び気分の変化、貧血、脱毛症 肥満、子宮内膜症、乳ガン、子宮癌、及び卵巣癌、ｄ）急性及び／または慢性の筋萎縮障害の治療及び／又は防止、ｅ）ドライアイの治療及び／又は防止、ｆ）経口アンドロゲン補充療法、ｇ）前立腺癌発生の減少、若しくは前立腺癌退行の中断若しくは実行、及び／又はｈ）癌細胞に於けるアポトーシスの誘発に有用である。
Patent JP-2005520139-A (JP)
Title: 超広帯域システムにおいて距離測定機能を実行する方法及びシステム
IPC: H04B1/69
Filed: 2003-03-07
Abstract: ２つの装置間の距離を、これらの装置間で距離測定パケットを送信することにより求めるプロセスを提供する。ローカル装置が第１距離測定パケットを送信し、このパケットをリモート装置が第２距離測定パケットを返送する前に第１の保持時間に渡って保持する。ローカル装置はまた、第３距離測定パケットを送信し、このパケットをリモート装置が第４距離測定パケットを返送する前に第２の保持時間に渡って保持する。第２の保持時間が第１の保持時間の２倍である場合、２つの装置間の信号の伝搬時間はローカル装置によってのみ求められる時間測定値によってのみ求めることができる。受信信号に対して、これらの時間測定値を調整して、２つの装置間の最短伝送距離に対応し、直接的な見通し線に沿った信号の正確な時間推定値を供給することができる。次に、伝搬時間を使用してこれらの装置間の距離を求めることができる。
Patent JP-2005527807-A (JP)
Title: 表面への分子の固定化のための方法
IPC: B01J20/32
Filed: 2003-04-10
Abstract: 表面への分子の固定化のための方法が提案されており、この場合、十分に平面である表面をポリマーで被覆し、続いて分子を該ポリマーによって該表面に固定化する。
Patent JP-2005527598-A (JP)
Title: トリアリール−オキシ−アリール−スピロ−ピリミジン−２，４，６−トリオンメタロプロテイナーゼ阻害剤
IPC: C07D487/10
Filed: 2003-04-15
Abstract: 本発明は、式（Ｉ）   【化１】     （式中、環Ｘは、５〜７員の複素環式環であり、そしてＡ、Ｙ、Ｂ、ＧおよびＷは、明細書に定義された通りである）のトリアリール−オキシ−アリール−スピロ−ピリミジン−２,４,６−トリオンメタロプロテイナーゼ阻害剤、および炎症、ガンおよび他の疾患を治療するための医薬組成物および方法に関する。
Patent JP-2005195884-A (JP)
Title: Toner cartridge and image forming apparatus using same
Inventor: SUGIMOTO YUKIHIKO
IPC: G01F23/62
Filed: 2004-01-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toner cartridge capable of detecting and managing a toner residual amount, and an image forming apparatus using the same.  <P>SOLUTION: The toner cartridge 22 comprises a toner residual amount sensor constituted of the magnetic body piece 50 of a flexible film piece 49, a pattern coil 61 and a silicon steel plate 45, and a PIC 62. The toner residual amount is detected by the toner residual amount sensor and is judged by the PIC 62, then the result of judgment is transmitted to the CPU 63 of the image forming apparatus. Consequently, the toner residual sensor need not be installed on the image forming apparatus side and the toner residual amount need not be judged on the image forming apparatus side, thereby a burden imposed on the image forming apparatus is lightened and the cost of the image forming apparatus is reduced.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005194144-A (JP)
Title: Method for producing lightweight inorganic board
Inventor: SUGITA TADASHI
IPC: C04B35/16
Filed: 2004-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lightweight inorganic board having high strength.  <P>SOLUTION: A method for producing the lightweight inorganic board comprises preparing a raw material mixture for surface and back surface layers, containing, as main components, a hydraulic inorganic material, a vitreous material, an aggregate, and a reinforcing fiber, and a raw material mixture for a core layer containing, as main components, a hydraulic inorganic material, a vitreous material, an aggregate, and a combustible organic component and/or an inorganic lightweight material, then forming the surface layer mat or the back surface layer mat by scattering the raw material mixture for the surface and back surface layers on a mold plate, forming the core layer mat by scattering the raw material mixture for the core layer on the formed mat, further forming the surface layer mat or the back surface layer mat by scattering the raw material mixture for the surface and back surface layers on the core layer mat, compressing, curing and hardening thus obtained three layer mat, and firing. Thereby, the core layer of the inorganic board becomes a porous structure and the inorganic board is made lightweight. The surface and back surface layers become dense and have high strength, excellent freezing/thawing resistance, and excellent surface design characteristics.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005198134-A (JP)
Title: Interface device and interface control method
Inventor: MIYAMOTO TOSHIHIRO
IPC: H04L12/28
Filed: 2004-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To enable a capacitor to be made adaaptable to both of connection and elimination automatically in accordance with conditions of an opposite device in an interface device for a LAN with which an information processor performs a communication with other devices via pair wire terminating by transformer coupling and an interface control method.  <P>SOLUTION: In the interface device, one terminal of the capacitor is connected to a mid-point tap on a present device side of the transformer coupling, a switch is provided between another terminal of the capacitor and a ground terminal, and a means for setting information for controlling on/off of the switch is provided.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005203822-A (JP)
Title: Communication apparatus, communications system, and communication method
Inventor: FUJIWARA RYOSUKE
IPC: H04J13/00
Filed: 2004-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a communications apparatus with proper transmission efficiency by ensuring prescribed communication quality, even if the external environment varies dynamically, to thereby improve the throughput of system as a whole.  <P>SOLUTION: The communication apparatus provided with a reception section 1 and a transmission section 3 and performing transmission/reception of pulse trains, is provided with a communication environment measuring section 2 for measuring a communication state from an output sg1 of the reception section. The transmission section 3 transmits transmission signal txo, which is obtained by controlling the transmission rate of pulses of data dat to be transmitted and controlling of the energy of the pulses, on the basis of a measurement result sg2, both control being performed in a linked manner.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004288622-A (JP)
Title: Manufacturing method of conductive paste and substrate with conductive layer
Inventor: NAKAYAMA KATSUHISA
IPC: H01B13/00
Filed: 2004-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To make warping of a substrate small when a conductive paste is coated on the surface of a green sheet made of a glass ceramic composition and the conductive paste is calcined together with this green sheet, and the substrate with conductive layer is manufactured.  <P>SOLUTION: The conductive paste is composed of a conductive powder in which Y is adhered 0.05-1.0 parts by mass as Y<SB>2</SB>O<SB>3</SB>to a metal powder 100 parts by mass and which is produced by the following method and an organic varnish. (Method); The metal powder is dispersed in water, which is then mixed with yttria saline solution, and PH is made 7-9, then, the liquid is filtered, and the obtained powder is heated at 100-700°C and thereby, the conductive powder is made.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004246343-A (JP)
Title: Catoptric system and exposure device
Inventor: TAKAHASHI TOMOWAKI
IPC: G02B17/00
Filed: 2004-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a catoptric system capable of not only completely cutting stray light generated in a lens barrel but also securing excellent image forming performance, and an exposure device.  <P>SOLUTION: The catoptric system is equipped with a plurality of reflection mirrors and an aperture diaphragm (AS), and forms a reduced image of a first surface on a second surface. It is equipped with light shielding members 1a and 1b provided near the aperture diaphragm. The light shielding member has the first light shielding member 1b disposed on the light incident side of the aperture diaphragm and the second light shielding member 1a disposed on the light emitting side of the aperture diaphragm. The first and the second light shielding members are arranged to be nearly point-symmetric with respect to the center point of the aperture part 2 of the aperture diaphragm.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2005205541-A (JP)
Title: Cutting object medium of cutting object medium driving type cutting plotter
Inventor: SHIBATA TAKEYA
IPC: B26D5/00
Filed: 2004-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cutting object medium causing no reduction in its cutting quality, while easily taking out a product made by cutting a paper sheet material, when making a paper product by cutting the paper sheet material by a cutting object medium driving type cutting plotter.  <P>SOLUTION: This cutting object medium is constituted of a sheet-like member, a pressure sensitive adhesive layer formed on a surface of this sheet-like member, and sheet-like paper separably supported by this pressure sensitive adhesive layer; and is constituted so as to cut only the sheet-like paper of the cutting object medium by the cutting object medium driving type cutting plotter.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005209490-A (JP)
Title: Connector
Inventor: TAKEBE YU
IPC: H01R12/79
Filed: 2004-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connector with a simple structure, capable of changing pressing force to a flexible wiring board.  <P>SOLUTION: A movable insulator 5 is connected to a stationary insulator 3 to support a part of a flexible circuit board 21 so that it can be laminated, a pair of holding pieces 57 are provided in the lower surface of the movable insulator 5, a pressing slider 7 to press the terminal part of the flexible circuit board 21 to the terminal part of a printed circuit board is housed between a pair of the holding pieces 57 so as to be slidable in one direction, a coil spring 11 to energize the pressing slider 7 is housed between a pair of the holding pieces 57, a pawl 58 to prevent the pressing slider 7 from slipping down from the space between a pair of the holding pieces 57 is provided in a pair of the holding pieces 57, and a pawl 72 to get engaged with the pawl 58 is provided in the pressing slider 7.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005206329-A (JP)
Title: Sheet feeding unit and image forming device
Inventor: KOJIMA RYUICHI
IPC: H04N1/04
Filed: 2004-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet feeding unit capable of being used commonly in an image forming device with a horizontal path and an image forming device with a vertical path, preventing damage etc. of sheets even when used in the image forming device with the horizontal or vertical path, and having equal sheet separating and feeding performance all the time.  <P>SOLUTION: This sheet feeding unit typically comprises a sheet loading means for loading sheets, a sheet feeding means for feeding the loaded sheets and an unit frame. The sheet feeding means has at least one sheet feeding roller, and is supported around a shaft parallel with a rotational shaft of the sheet feeding roller rotatably with respect to the unit frame. The sheet feeding unit is further provided with a fixing means for fixing the sheet feeding means to the unit frame at an arbitrary or predetermined rotational angle.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004254299-A (JP)
Title: Image supply device, recording system and its control method
Inventor: GOTOU FUMIHIRO
IPC: H04N5/76
Filed: 2004-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To improve processing efficiency when restarting interrupted recording processing.  <P>SOLUTION: In the case of transmitting and recording image data from a DSC to a PD printer unit while directly connecting the DSC and the PD printer unit via a general interface, when recording processing is interrupted in the PD printer unit and recording restart is instructed in the DSC, it is decided whether or not a class of the PD printer unit is a call capable of restarting recording (S4) and when it is decided the class is capable of restarting recording, a DPOF file is resent to instruct printing from a page next to the printed page when it is under printing the DPOF file (S7) but in a mode of successively transmitting and printing respective image data, printing after printed image data is instructed (S8).  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2005204601-A (JP)
Title: Method for carrying out culture control for generating lentinus edodes from upper surface of mushroom bed of lentinus edodes
Inventor: TAKANO SHIGEO
IPC: A01G1/04
Filed: 2004-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To relatively simply and surely enable occurrence of Lentinus edodes only from the upper surface of a mushroom bed without requiring high-temperature control, or the like, kept to 23-35°C for a definite period, in a method for selectively generating fungi only on upper surface of a mushroom bed in the course of culture of Lentinus edodes fungus.  <P>SOLUTION: The method for carrying out culture control for the occurrence of Lentinus edodes from the upper surface of the mushroom bed of Lentinus edodes comprises continuing culture while keeping the interior of wood tissue along mushroom bed side and bottom part of a cultivation container in a saturated state by supplying water to a space between the mushroom bed side and the bottom part of the cultivation container, suppressing the occurrence of Lentinus edodes from the side and the bottom of the mushroom bed by the water saturation state and generating Lentinus edodes only from the upper surface of the mushroom bed at the stage in which anlage is hardly formed while mycelia spreads in whole the mushroom bed and decomposition and absorption of nourishment of the culture medium start in the course of cultivation of Lentinus edodes in the mushroom bed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005206093-A (JP)
Title: Reaction force type separation device and underwater measuring instrument
Inventor: SEI KATSUHIRO
IPC: B63C11/00
Filed: 2004-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive reaction force type separation device and an underwater measuring device capable of realizing that a floating body with the measuring instrument is sunk to a sea bed part and is separated off immediately after it arrives at the sea bed part.  <P>SOLUTION: The reaction force type separation device 10 is provided with a base member 11 having a pair of turning parts; a pair of arm members 13, 14 turnably supported by the respective turning parts and capable of forming a connection part 30 by turning; and a balance weight member 12 connected to the base member so as to turn the pair of arm members. The pair of arm members is turned by the balance weight member to form a connection part. When it is sunk in underwater and arrives at the sea bed part by the balance weight member, the connection part is released by turning in a reverse direction by reaction force. Thereby, a vessel 9 with the measuring instrument can be separated from the reaction force type separation device at the sea bed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005217179-A (JP)
Title: Solar battery device
Inventor: GEORGIOS GEORGIADIS
IPC: H01L31/042
Filed: 2004-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solar battery module device capable of generating inverse lift (down force) by a wind blowing to a solar battery panel.  <P>SOLUTION: In the solar battery device 1, the solar battery 3 is mounted on an upper surface, a downward convex curved surface 5 is provided on a lower surface, a free open space is provided on a lower surface side further, the convex curved surface 5 generates the down force to the solar battery panel 3 by both of an air flow which enters the space and an air flow which enters the upper surface side of the solar battery panel 3, and its structure is formed so as to generate the down force respectively to the air flows from at least two directions.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005217289-A (JP)
Title: Dust core, and manufacturing method thereof
Inventor: HISAGAI YUICHI
IPC: H01F41/02
Filed: 2004-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dust core and a manufacturing method thereof wherein each grain has insulating a coating having excellent heat resistance and an eddy current flowing between its grains can sufficiently be suppressed by making the coating function favorably.  <P>SOLUTION: The dust core has a plurality of composite magnetic grains joined to one another. Each of the plurality of composite magnetic grains has a metal magnetic grain 10, an insulating lower-layer coating 20 surrounding the surface 10a of the metal magnetic grain 10, an upper-layer coat 30 containing silicon surrounding the surface 20a of the lower-layer coat 20, and dispersing grains 50 disposed in at least one of the lower-layer and upper-layer coatings 20, 30 wherein metal oxide grains are included. Here, when representing as T the average thickness of the sum of the lower-layer and upper-layer coats 20, 30, an average grain size R of the dispersing grains 50 satisfies a relation of 10 nm<R≤2T.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004330180-A (JP)
Title: Apparatus and method for treating substrate, and method for producing substrate
Inventor: MORIGUCHI YOSHIHIRO
IPC: B08B3/02
Filed: 2004-02-03
Abstract: <P>PROBLEM TO BE SOLVED: To dry uniformly the surface of a substrate while acquiring high cleaning effect and foreign matter removing effect by gradient transportation in the substrate the surface of which has strong water repellency.  <P>SOLUTION: Air ejected from an air knife 11a is obliquely blown upon the surface of the substrate 1 with a prescribed incident angle toward a direction opposite to a substrate moving direction. On the other hand, washing water 2 ejected from a nozzle 12 is obliquely supplied to the surface of the substrate 1 with a prescribed incident angle toward a direction opposite to the air from the air knife 11a. A water film 3 is formed on a surface of the substrates 1 by washing water 2 ejected from the nozzle 12. Even when the surface of the substrate 1 has strong water repellency, conventional stripe-shaped unevenness is not produced since the water film 3 is formed on the surface of the substrate 1 just before drying. Further, contrary to before, foreign matter does not remain along a trace where a water droplet has moved.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005222206-A (JP)
Title: Radio tag information communication device
Inventor: NAGAI TAKUYA
IPC: B42D15/10
Filed: 2004-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To perform reading or writing of information only to an intended radio tag circuit element with a simple structure and an easy method without requiring means such as construction of a shield environment, reduction in output, or identification communication even in case of using a high frequency wave such as UHF band.  <P>SOLUTION: This device comprises a first roll 102 adapted to store a plurality of radio tag circuit elements To and successively take out them; a high frequency circuit 21 for generating access information for accessing radio tag information; a directional antenna 14 for transmitting the generated access information to a tag-side antenna 152; a main carrying guide 13 for holding the radio tag circuit elements To successively taken out of the first roll 102 in a predetermined access area; and a shield plate 60. The main carrying guide 13 is arranged on the directivity side of the directional antenna 14, and the shield plate is arranged on the directivity side beyond the main carrying guide 13, and the first roll 102 is arranged on the directivity side beyond the shield plate 60.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005223156-A (JP)
Title: Equipment and method for dice bond
Inventor: MURAKI SHINJI
IPC: H01L21/44
Filed: 2004-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide dice bond equipment wherein adhesive is applied as bonding agent to the rectangular whole region, air bubbles are not left between the adhesive, amount of extrusion of the adhesive from a bonding region is few, and further, procedures, such as rotation of a nozzle portion, are made unnecessary.  <P>SOLUTION: The dice bond equipment is provided with the nozzle 10 which supplies adhesive to the rectangular bonding region of a chip mounting surface. The nozzle 10 is provided with a central nozzle 30 which spouts the adhesive in the center of the bonding region, and a plurality of peripheral nozzles 32 which are arranged at periphery of the central nozzle 30 and whose spouting amount of the adhesive is smaller than that of the central nozzle 30.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005222414-A (JP)
Title: Optical scanner and marking device
Inventor: SUZUKI YOSHIYUKI
IPC: G06K7/00
Filed: 2004-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical scanner and a marking device that have a pen 100 capable of marking a clear mark.  <P>SOLUTION: The bar code scanner 500 comprises a scanner body 400 and the pen 100. The pen 100 is connected to the scanner body 400 via a plate spring 200, so that a felt tip 1a of the pen 100 is moved in contact with the surface of an article 600, and a mark made actually on the surface of the article 600 is not a dot mark but a line mark, which can be clearer than a dot mark.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005193636-A (JP)
Title: Ink-jet recording device
Inventor: USUI KOSEI
IPC: B41J2/175
Filed: 2004-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink-jet recording device capable of reducing a production cost and improving safety.  <P>SOLUTION: The ink-jet recording device has a nearly plane surface at the tip of a hollow-shaped ink extraction tube 12 provided in projecting from the mounting part of an ink cartridge and an open-air introducing tube, and the tips are released by opening, and communication ports 81a to 81d are formed by partially cutting off the peripheral wall of the opening. If the ink cartridge is mounted at the mounting part, the valve member in the ink cartridge is pushed up at the tip plane surfaces of the ink extraction tube 12 and the open-air introducing tube. The passage is secured by the communication openings 81a to 81d with the mentioned state, then the inside of the ink cartridge communicates with the insides of the ink extraction tube 12 and the open-air introducing tube.  <P>COPYRIGHT: (C)2005,JPO&NCIPI