baber/WOPTO huggingface dataset:
Patent JP-2006145188-A (JP)
Title: Refrigerator
Inventor: KIMURA YOSHITO
IPC: F25D19/00
Filed: 2004-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a refrigerator for preventing the back flow of refrigeration oil from a compressor arranged on the top surface.  <P>SOLUTION: The refrigerator comprises the compressor 11 of an inside low pressure type arranged on the top surface of a heat insulating box 1, an evaporator 9 provided on the lower side of the compressor 11, and a suction pipe 33 via which the compressor 11 and the evaporator 9 are connected to each other. The suction pipe 33 has an oil flow-out preventing trap 36. The oil flow-out preventing trap prevents the back flow of the refrigeration oil 45 during carrying the refrigerator being laid down with the compressor also being laid down when transporting or transferring the refrigerator. Thus, the possibility of damaging the compressor is further reduced while securing oil supply into the compressor 11 at its sliding portion.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006186523-A (JP)
Title: Apparatus for automatically detecting ber measurement signal
Inventor: YASUMOTO AKIRA
IPC: H04L1/20
Filed: 2004-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus capable of executing BER measurement even when no prescribed signal is received by a prescribed input terminal of the apparatus.  <P>SOLUTION: The apparatus (40) for automatically detecting kinds of serial signals used for the BER measurement includes: an input means (41); a detection means (42); and a selector (43). The input means (41) inputs at least two signals including a data signal and a clock signal with a period equivalent to 1-bit of the data signal. The detection means (42) detects at least kinds of the two signals and discriminates which of the two signals is the clock signal or the data signal. The selector (43) outputs the signal discriminated to be the clock signal or the data signal from a terminal for the clock signal or the data signal.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006182885-A (JP)
Title: Method for producing particle of color material, ink composition for ink jet recording and method for ink jet recording
Inventor: HAYATA YUICHI
IPC: C09D11/00
Filed: 2004-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing particles of color material and ink composition realizing ink composition excellent in dispersing property and storage stability and the particles are not susceptible to adhere on ink jet nozzle of a ink jet recording system in using as an ink composition for ink jet recording.  <P>SOLUTION: The invention relates to the method for producing particles containing the color material and the polymer comprising a process dispersing a mixture containing the color material and polymer in a medium at ≥60°C in a wet system. The invention relates to the ink composition containing the particles.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006185139-A (JP)
Title: Traveling support device
Inventor: TAKAHASHI MASAKI
IPC: G08G1/09
Filed: 2004-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a vehicle behind a vehicle on a priority road among a plurality of vehicles waiting for their entry to the priority road from making an entry permission request to the vehicle on the priority road, and to prevent any unnecessary information expressing entry permission from the vehicle on the priority road from being provided to the driver of the vehicle behind.  <P>SOLUTION: At the time of entering a priority road, when a vehicle crossing its own vehicle exists, and another vehicle exists between the predicted crossing position of the vehicle and its own vehicle, and its own vehicle is not the leading vehicle of a non-priority road (steps S1 to S5), any entry permission request to the crossing vehicle is not made (a step S6). When any vehicle does not exist between the crossing position and its own vehicle, and its own vehicle is the leading vehicle of the non-priority road, its own vehicle's intention of entry permission is-provided to the driver of the crossing vehicle (a step S13), and in the other case, the entry permission request notification is executed (a step S14).  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006185775-A (JP)
Title: Seal material for solid oxide fuel cell, and method of manufacturing seal material for solid oxide fuel cell
Inventor: SUGITA SATOSHI
IPC: F16J15/10
Filed: 2004-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a seal material for solid oxide fuel cell capable of preventing flowing out, and a manufacturing method of the seal material for the solid oxide fuel cell.  <P>SOLUTION: The seal 30 for the solid oxide fuel cell is made of ceramic fiber dispersed in glass powder. By mixing the ceramic fiber like this, even when the glass in the seal is softened by the operating temperature in the SOFC stack, the ceramic fiber keeps the softened glass inside, thereby it can prevent flowing out of the seal material from a prescribed location.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006185796-A (JP)
Title: Connection state keeping means
Inventor: MATSUMOTO YOSHIO
IPC: H01R13/639
Filed: 2004-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To adequately keep a connection state of a cable to a network apparatus.  <P>SOLUTION: This connection state keeping means is adapted to keep the state where a connector body 11 having a lever 12 attached thereto and becoming attachable to and detachable from a cable connection apparatus when the lever 12 is pushed is kept connected to the cable connection apparatus. Since the connection state keeping means is provided with a horizontal part 2a of a press prevention plate 2 disposed between the lever 12 and the connector body 11, a mounting means 1 attached to the connector body 11 and a locking screw 4 for fixing the press prevention plate 2 to the mounting means 1, a tip 12a of the lever 12 can not be completely pushed toward the connector body 11 and the connector body 11 can not be extracted from a female connector 102. Thereby, the connector body 11 can be prevented from being carelessly extracted from the network apparatus 100, and the connection state of the cable 20 to the network apparatus 100 can adequately be kept.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005194870-A (JP)
Title: Ram cylinder control device for wheel type excavator
Inventor: LEE DONG JAE
IPC: E02F3/43
Filed: 2004-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ram cylinder control device for a wheel type excavator, which automatically carries out locking or locking cancellation of a ram cylinder, depending on an operating mode of the excavator, to thereby alleviate a burden on the operator.  <P>SOLUTION: The ram cylinder control device is comprised of a controller 19 which transmits a signal to a ram cylinder control valve 29 when an advancing signal or a reversing signal is transmitted from one of lever position detecting switches 26a to 26c for detecting the position of a traveling operating lever and at the same time braking pressure transmitted from a braking pressure detecting sensor 17 is equal to or below a set pressure value. On the other hand the controller interrupts the signal transmitted to the ram cylinder control valve 29 when a neutral signal is transmitted from one of the lever position detecting switches 26a to 26c and at the same time the braking pressure is equal to or above the set pressure value. In this manner the ram cylinder control device automatically carries out locking or locking cancellation of the ram cylinder depending on the operating mode of the excavator.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005524868-A (JP)
IPC: G09G3/32
Filed: 2003-04-29
Abstract: Driver system ( 10 ) for use in connection with a non-linear display array having NxM pixels. The driver system ( 10 ) comprises an input for receiving column data representing an image to be displayed, and a row driver designed to sequentially collect the currents of all M pixels of each row of pixels row electrode by row electrode. A gamma correction unit ( 17 ) is employed that provides for a gamma correction of the column data. The gamma correction unit ( 17 ) is situated at the input side of a display data memory ( 14 ) for storing the gamma corrected column data. The driver system ( 10 ) further comprises a column driver ( 24 ) designed to apply column signals to all M column electrodes in parallel, the column signals being generated in accordance with the gamma corrected column data.
Patent JP-2005526467-A (JP)
Title: ビデオ画像フォーマット技術
IPC: H04N5/445
Filed: 2003-05-19
Abstract: 第１のアスペクト比を有するビデオ画像フレームを、異なるアスペクト比を有する画像フレームを生じさせるようフォーマットすることは、フォーマットのために画像捕捉ウィンドウを定義するパン・アンド・スキャン画素座標を画像中に確定することによって容易とされる。予測器は、画像フレーム中の最も関係のある活動の場所を決定するよう画像フレームを調べることによりパン・アンド・スキャン画素座標を決定する。予測器は、ビデオデータ、オーディオデータ、及びクローズドキャプション情報のうちの少なくとも１つを調べることにより最も関連のある活動の場所を決定する。
Patent JP-2005528280-A (JP)
IPC: G01S3/786
Filed: 2003-05-22
Abstract: An airborne reconnaissance system comprising: (1) Gimbals having at least two degrees of freedom; (2) At least one array of light sensors positioned on the gimbals, for being directed by the same within at least two degrees of freedom; (3) Map storage means for storing at least one Digital Elevation Map of an area of interest, divided into portions; (4) Inertial Navigation System for real-time providing to a gimbals control unit navigation and orientation data of the aircraft with respect to a predefined global axes system;(5) Portion selection unit for selecting, one at a time, another area portion from the area of interest; and (6) servo means for directing the gimbals. The system uses data from the inertial navigation system and from the digital elevation map for real-time calculating direction to selected area portions, and for maintaining the direction during integration of light from the terrain, and for producing corresponding images of area portions.
Patent JP-2005538957-A (JP)
IPC: A61K/
Filed: 2003-06-05
Abstract: A bifunctional composition comprising an intracellularly effective immunomodulating nucleic acid component containing at least one immunostimulatory, immunoinhibitory or immunomodulating motif and selected from a mononucleotide, a dinucleotide, an oligonucleotide or a polynucleotide with either a natural phosphodiester backbone or a modified backbone, optionally in combination with a specific antigen, in association with a protein binding to specific receptors on mammalian cell surfaces selected from the group consisting of cholera toxin (CT), the subunit B of CT (CTB), Escherichia coli heat labile enterotoxin (LT), the subunit B of LT (LTB), and proteins or protein derivatives that react with antiserum to CT or LT, bind to GM1 ganglioside, ADP-ribosylates an acceptor protein, or give rise to accumulation of cyclic AMP in target cells, and antibodies or other proteins which after binding to a specific cell surface component can be internalized into the cell, is described. The composition is useful for treatment of tumors, infections, graft rejections, immunosuppressive states, autoimmune diseases and allergies, and further with a specific antigen it is useful for immunoprophylaxis, immunotherapy or induction of tolerance, and for treatment ex vivo of an antigen-presenting cell for subsequent infusion into a mammal for vaccination or immunotherapy purposes.
Patent JP-2005528212-A (JP)
Title: 湿度および気体流体能を有する物質および反応器システム
IPC: C12N5/071
Filed: 2003-06-05
Abstract: 本発明は湿度および／または気体の制御能を有する物質および反応器システムを目的とする。本物質は高い酸素透過率および／または低い水蒸気透過率を有し得る。ある場合には、本物質を用いたチップまたはその他の反応器システム内で細胞培養を実施するために十分な透過速度および／または透過率を本物質が有し得る。実施態様によっては、本物質はチップまたは反応器内の反応場に隣接して配置され、または反応場に接し得、その他の実施態様では、本物質は流体によって反応場と連絡するように配置され得る。ある場合には、本物質はまた多孔性および／または透明性であり得る。ある種の実施態様では、本物質はポリマーを含み、ポリマーは分枝構造であり、そして／またはポリマーがより開放的な構造を持てるようにかさ高い側鎖基を含む。ある場合には本物質は二つ以上の層を含み得る。
Patent JP-2005529818-A (JP)
IPC: B65H19/26
Filed: 2003-06-06
Abstract: An apparatus for forming a roll of contaminant removal tape and methods of forming rolls of contaminant removal tape. The apparatus includes a turret assembly having a first winding cylinder, a first vacuum source providing vacuum to the first winding cylinder, and a web breaking assembly moveable between a first web breaking assembly position and a second web breaking assembly position. The web breaking assembly includes a blade, which is moveable between a first blade position and a second blade position.
Patent JP-2005530297-A (JP)
Title: 遅延回路のための方法および装置
IPC: G11C7/22
Filed: 2003-06-11
Abstract: 本発明は、遅延回路に関する装置および方法を提供する。電子システムは、遅延測定と、この測定された遅延に応じた同期信号発生とを行うよう構成されたデスキュー回路を含む。デスキューー回路はあふれ条件の検出と、例えばあふれ信号をアサートすることによりあふれ条件に対する応答とを行うよう構成される。また、デスキュー回路は、遅延測定が首尾よくできたことを検出し、例えば電力節減および／または雑音減少手順を実行することにより、応答するよう、さらに、もしくは代替法として構成されている。
Patent JP-2005531110-A (JP)
Title: 適合化表面電位分布を提供するプラズマディスプレイパネル用のコプラナー放電電極板
IPC: H01J11/24
Filed: 2003-06-19
Abstract: この電極板（１）は、各放電領域（３）に、少なくとも２つの電極素子（４，４’）を有しており、該電極 素子は、対称Ｏｘ軸を有していて、前記放電領域に給電する２つの電極間に一定電位差が印加される場合に、当該電極をカバーする誘電体層の表面で測定した表面電位Ｖ（ｘ）が、素子の放電エッジから進むに連れて連続的又は非連続的に減少部分なしに増大するように適合化されている。   ディスプレイパネルの発光効率が著しく改善される。
Patent JP-2005536586-A (JP)
IPC: C10G67/04
Filed: 2003-06-25
Abstract: The invention is directed to a lubricant formulation comprising a base oil having a kinematic viscosity at 100 °C of above 15 cSt, a pour point of below +10 °C and a viscosity index of between 140 and 200 and no viscosity modifier and the use of a viscosity modifier-free lubricant as motor engine lubricant in a gasoline direct injection engine.
Patent JP-2005534109-A (JP)
Title: 高速抽象スクリプト記述ツールによるハードウェア装置のテスティング
IPC: G06F11/22
Filed: 2003-07-21
Abstract: 被験ハードウェア装置とプログラム的に通信する方法およびシステムは、ユーザが、業界標準バス（２０）に接続されたハードウェア装置（１８）のための柔軟でカスタマイズ可能なテスト／シミュレーションプログラムを開発できるようにする。入力テストコマンドは、Ｔｃｌなどのスクリプト記述言語で書かれたプロジェクト固有サポートコードコンポーネント（２８）を介して解釈される。拡張スクリプト記述言語ツール（３０）は、業界標準バス（２０）への通信能力を提供するので、拡張スクリプト記述言語ツール（３０）を介して業界標準バス（２０）への通信能力が提供された後で、当該業界標準バス（２０）を通じてテストコマンドを送信できるようになる。次いで、拡張スクリプト記述言語ツール（３０）によって解釈され、業界標準バス（２０）を通じて送信されたプロジェクト固有テストコマンドに基づいて、ハードウェア装置（１８）が駆動される。
Patent JP-2005537466-A (JP)
IPC: G01C9/06
Filed: 2003-09-02
Abstract: The invention concerns an inertial sensor or an actuator based on diamagnetic levitation, said inertial sensor or actuator comprising support means serving as main support body for an inertial sensor or for an actuator, a two dimensional array of permanent magnets and a diamagnetic element facing the said array characterized in that said diamagnetic material constitutes the inertial mass or the moving part of the actuator.
Patent JP-2006500203-A (JP)
IPC: A62B23/02
Filed: 2003-08-05
Abstract: Method for making a filter cartridge that is suitable for attachment to a respiratory mask. The method comprises the steps of (a) providing a mass of filter material; (b) providing a filter cartridge housing that has an inlet and outlet and a sidewall that includes sheet material; and (c) thermoforming the sheet material of the housing sidewall around at least part of the mass of filter material to place the housing sidewall in direct contact with the mass of filter material to encapsulate the filter material so that fluid is prevented from passing through the filter cartridge from the inlet to the outlet without being filtered by the mass of filter material.
Patent JP-2006502033-A (JP)
Title: 環境的に改善された後方ミラー組立体
IPC: B60R1/02
Filed: 2003-09-30
Abstract: 可変反射率の反射要素（１０５）を有する環境的に改善された後方ミラー組立体（図２）が提供される。一実施形態では、環境的に改善された後方ミラー組立体は、実質的にカドミウム（Ｃｄ）を含んでいない。別の実施形態では、環境的に改善された後方ミラー組立体は、実質的に鉛（Ｐｂ）を含んでいない。更に別の実施形態では、環境的に改善された後方ミラー組立体は、実質的に水銀（Ｈｇ）を含んでいない。更に別の実施形態では、環境的に改善された後方ミラー組立体は、実質的にポリ塩化ビニル（ＰＶＣ）を含んでいない。更に別の実施形態では、環境的に改善された後方ミラー組立体は、実質的に例えば臭素（Ｂｒ）のような化学物質を発生させるハロゲンを含んでいない。
Patent JP-2006515681-A (JP)
IPC: B32B9/00
Filed: 2003-10-06
Abstract: A substrate (10) carries a photocatalytic layer (40) based on titanium dioxide and a reflective layer (20) including a metal which is oxidized or nitrided sub-stoichiometrically.  The layers are all disposed on the same face of the substrate. The reflective layer (20) is on the rear surface of the photocatalytic layer. A barrier layer (30) is included under the photocatalytic layer. The barrier layer (30) includes silica. A surface layer (50) is located on the front and includes silicon. Reflective layer thickness is 20-100 nm, preferably 30-60 nm. Photocatalytic layer thickness is 20-120 nm, preferably 40-75 nm. The surface layer thickness is 2-10 nm, preferably 3-6 nm. Visible reflectivity is 40-75%, preferably 40-70%. An Independent claim is included for the production of the reflector.
Patent JP-2006505272-A (JP)
Title: βアミロイド前駆体タンパク質の構造およびプロセシングを調節する薬剤の同定のための方法
IPC: A61K/
Filed: 2003-11-04
Abstract: 本発明はアミロイド前駆体タンパク質（ＡＰ）の切断を改変できる分子構造の大型のライブラリから薬剤をスクリーニングして発見するための方法を提供する。ＡＰＰの切断を変化させる本発明の方法により発見される薬剤は、アルツハイマー病の治療および予防のために使用できる。更にまた、方法はＡＰＰプロセシングのための条件と同じか同一である生理学的条件を可能にするインビボの系において実施される薬剤は、特にペプチド薬剤は、アルツハイマー病または他の何れかのアミロイド関連またはプリオン関連の疾患を治療するための、ペプチドミメティック、等配電子置換化合物、Ｄ−アミノ酸類縁体、または、非ペプチジル化合物に変換される。薬剤またはその誘導体は静脈内、非経腸、局所、除放性、鼻内または吸入の用途のために製剤できる。
Patent JP-2006506419-A (JP)
Title: 活性酸素種を産生する抗体の抗微生物活性
IPC: C07K16/00
Filed: 2003-11-13
Abstract: 本発明は、一重項酸素に暴露したときに活性酸素種を産生できる抗体を有する組成物、ならびにその組成物の、例えば、微生物感染を処置するための使用を提供する。
Patent JP-2006509861-A (JP)
IPC: C08F4/00
Filed: 2003-10-24
Abstract: Initiators for atom transfer radical polymerizations are described. The initiators have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers.
Patent JP-2006511803-A (JP)
Title: キャピラリー・アッセイ・デバイスおよび方法
IPC: G01N21/55
Filed: 2003-12-19
Abstract: 分析試料からの信号を検出するためのデバイスおよび方法が提供される。デバイスは第１と第２の表面を有するプラテンを備え、多数の収集構造体が第２の表面から延在している。各収集構造体は、収集構造体と共通の軸に沿って、プラテンから構造体の端部に延在する毛管通路を有する。関心のある試料の分析物は毛管通路内にある。第１の表面上には、各収集構造体に対応し、それぞれが毛管通路を中心とする多数の光学素子が配置されている。各収集構造体は、毛管通路内から、毛管通路の全長に沿って、第１の表面と光学素子に向かって、鏡面反射または全反射いずれかによって、検出装置まで発光を集中させられる幾何学構造を有する。収集構造体は、光ビームを毛管通路中に向けてもよい。本発明のデバイスは、発生した信号からの非画像化光学用途に使用することができる。
Patent JP-2005303983-A (JP)
Title: Image processing apparatus and method, program and recording medium
Inventor: KONDO TETSUJIRO
IPC: G06T7/20
Filed: 2005-01-05
Abstract: <P>PROBLEM TO BE SOLVED: To display a moving object in an image easily to discover.  <P>SOLUTION: An imaging section 21 picks up an image around an object, and a tracking target detection section 24 detects a tracking point of the moving object. An object tracking section 26 tracks a tracking point of the object and outputs a result of tracking to an area setting section 25. The area setting section 25 sets a predetermined area including the object in the image as a correction target area. An image correcting section 22 corrects only an image inside the correction target area so as to remove blurs of the image and outputs the image onto an image display 23. The image display 23 displays the image wherein the object of interest is sharp and the background is blurred. The present invention can be applied to a monitoring camera system.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005196785-A (JP)
Title: System and method for providing alternate view when rendering audio/video content in computing system
Inventor: FONG JEFFREY
IPC: G06F3/033
Filed: 2005-01-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system and a method for transitioning between alternate views when rendering A/V content in a computing system.  <P>SOLUTION: In various embodiments, a "Now Playing" state is disclosed to a user experiencing media on a media device via a user interface, wherein the "Now Playing" state has a plurality of associated "Now Playing" views. The user interface allows the user to change "Now Playing" views based on media type and, if desirable, provides quick access settings. Advantageously, when transitioning between or cyclic displaying the "Now Playing" views, the state of the user interface remains the "Now Playing" state.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2006195595-A (JP)
Title: Paper currency handling device, and ball dispenser for game machine
Inventor: NAGAI YOSHITAKA
IPC: G07D9/00
Filed: 2005-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper currency handling device capable of preventing fraudulence of fixing a rope or tape onto a paper currency to recover the paper currency in a stacker, in the spiral member type stacker suitable for installation within a narrow space.  <P>SOLUTION: This paper currency handling device is provided with an unoccupied storage space 32 for receiving the paper currency passed though a paper currency identification part 10, a pair of rotatable spiral members 35, 36 arranged opposedly with a prescribed space in an upstream of the unoccupied storage space, a driving mechanism for rotating synchronizingly the respective spiral members, and a drawing means for drawing the paper currency up to a stop position within the unoccupied storage space. A paper currency extraction preventive member 70 is provided in a terminal end of a conveying path between the paper currency identification part and the spiral members, a conveying face of the conveying path 10a is positioned correspondingly within a range of a paper currency receiving width of a spiral blade, the extraction preventive member is a projected piece 71 projected from the terminal end of the conveying face toward a downstream, and an irregular part is formed in a tip edge of the projected piece to be extended along a direction crossed with a conveying direction.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006196297-A (JP)
Title: Composition for conduction
Inventor: OTA TOSHIHIKO
IPC: H01B1/24
Filed: 2005-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a composition for conduction that can easily adjust an electrical resistance value and has improved reproducibility in the electrical resistance value.  <P>SOLUTION: The composition for conduction mainly comprises a mixture of 10-90 mass% conductive carbon and 90-10 mass% fullerenes, and contains an organic binder. The conductive carbon in the mixture is preferably 20-85 mass%, and fullerenes are preferably 80-15 mass%. From the viewpoint of uniform dispersion properties and coating working efficiency, the conductive carbon, fullerenes, and organic binder are preferably dissolved or dispersed in an organic solvent in the composition for conduction. This sort of composition for conduction is appropriately used for a planar electrical heating element, or the like.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006194400-A (JP)
Title: Spindle motor and rotating device
Inventor: YAMAMOTO TAKEKATSU
IPC: F16C33/74
Filed: 2005-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a spindle motor wherein communication holes are properly formed for compensating for a pressure difference resulting from a machining error of a dynamic pressure generating groove or each component, the dynamic pressure generating groove is also easily formed and the leakage of lubricating fluid is easily prevented.  <P>SOLUTION: An outer cylinder member is mounted on a shaft, a radial dynamic pressure bearing and a thrust dynamic pressure bearing are provided between the outer cylinder member and a sleeve, and the communication holes are formed between the shaft and the outer cylinder member and between a hub and the outer cylinder member. Since the outer cylinder member with a collar portion is mounted on the shaft, the communication holes are easily formed. Since the thrust dynamic pressure bearing is provided between an opening portion of the communication hole and a seal, the lubricating fluid hardly leaks from the seal. The outer cylinder member with the collar portion allows easy formation of the thrust dynamic pressure generating groove even in an inexpensive way of press-forming or the like.  <P>COPYRIGHT: (C)2006,JPO&NCIPI