baber/WOPTO huggingface dataset:
Patent JP-2007170840-A (JP)
Title: Analysis device
Inventor: FUJIMURA MARIKO
IPC: G01N33/543
Filed: 2005-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To improve analysis accuracy of an analysis device of lateral flow type using the antigen-antibody reaction.  <P>SOLUTION: A first porous body 1, a second porous body 2, reaction sections 3a and 3b, and an absorber 4 are arranged on a bottom plate 6 made of polycarbonate. Magnetic bead labeling secondary antibody A/B (assembly of the magnetic particles each of which is bonded to "PEG-antibody A" and "PEG-antibody B" via avidin-biotin bonding) is elutably held by the second porous body 2. First antibodies A and B are circularly fixed to the reaction sections 3a and 3b.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007172902-A (JP)
Title: Polymer electrolyte fuel cell
Inventor: TAKAICHI SATORU
IPC: H01M8/02
Filed: 2005-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polymer electrolyte fuel cell capable of obtaining high output power generating performance by preventing dryout from occurring when drying it and suppressing deterioration of gas diffusibility.  <P>SOLUTION: In this polymer electrolyte fuel cell equipped with the electrode catalyst layer 2b of an oxidant electrode and the electrode catalyst layer 2a of a fuel electrode which are disposed on an electrolyte membrane 1, and the gas diffusing layer 6b of the oxidant electrode and the gas diffusing layer 6a of the fuel electrode which are disposed on the electrode catalyst layer 2b of the oxidant electrode and the electrode catalyst layer 2a of the fuel electrode respectively, and a separator plate 8a of the fuel electrode on which a fuel gas passage is formed, an oxidant gas is circulated in an oxidant gas passage, and a fuel gas is circulated in the fuel gas passage to generate power, and a water retaining layer 3b is provided between at least a part of the electrode catalyst layer 2b and the gas diffusing layer 6b from the center of the fuel gas passage to its downstream.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007174096-A (JP)
Title: Wireless wiring fixture
Inventor: KAJIYAMA TOMOHITO
IPC: H04Q9/00
Filed: 2005-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wireless wiring fixture that can be connected to a series circuit of a power supply and a load by two wires, and can turn on/off a switching element by a wireless signal using low power consumption.  <P>SOLUTION: A load open/close section 11 has a pair of connection terminals X1, X2 for connecting the series circuit of the power supply AC and the load Ld, and the switching element inserted between the connection terminals X1, X2. A control circuit 10 controls the turning on/off of the switching element, according to the content of the wireless signal received by a wireless receiving section 13. A power supply circuit 12 uses power supplied from the connection terminal to supply power, to the control circuit 10 and the wireless reception 13. When a push button switch Sa is depressed in a transmitter 2, the wireless signal having the same content is transmitted repeatedly for a prescribed number of times. The wireless reception 13 alternately repeats reception standby period during which power is supplied from the power supply circuit 12, and a pause period during which the supply of the power is stopped.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007174140-A (JP)
Title: Disaster victim searching apparatus
Inventor: YONEDA TOYOHIKO
IPC: G03B15/02
Filed: 2005-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a disaster victim searching apparatus capable of properly grasping the state of a disaster victim discovered from an image imaged by an imaging means.  <P>SOLUTION: The disaster victim searching apparatus includes: an infrared temperature sensor capable of measuring temperature; an imaging means with an imaging range including the light condensing range of an infrared ray of the infrared temperature sensor and whose range is wider than the light collection range of the infrared ray of the infrared temperature sensor; and a display means for displaying the temperature sensed by the infrared temperature sensor and an image imaged by the imaging means.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007172963-A (JP)
Title: Negative electrode for lithium-ion secondary battery, and its manufacturing method
Inventor: SASAKI HAJIME
IPC: H01M4/1395
Filed: 2005-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an Sn based negative electrode material for a lithium-ion secondary battery which is superior in cycle characteristics, and provide its manufacturing method.  <P>SOLUTION: This Sn based negative electrode material for the lithium-ion secondary battery has a negative electrode structure that at the surface of a negative electrode current collector 2 consisting of Cu foil, that a layer 3 composed of an intermetallic compound of Cu and Sn is formed, and furthermore that a layer consisting of porous Sn oxide film 4 is formed on it.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006285201-A (JP)
Title: Image forming apparatus
Inventor: ITAGAKI SEIKO
IPC: G03G15/06
Filed: 2005-12-22
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that image quality is degraded due to change in the particle size distribution of toner in a developing device caused by selective development.  <P>SOLUTION: The image forming apparatus is provided with: an image carrier; a latent image forming unit to form an electrostatic latent image on the image carrier; a developing unit to develop the electrostatic latent image formed on the image carrier to form a toner image, the developing unit provided with a developing agent carrier to carry a developing agent in a development region, and a direct-current power supply and an alternating-current power supply, both applying a developing bias voltage to the developing agent carrier, the developing bias voltage generated by superimposing an alternating voltage to a direct-current voltage; a printing rate detecting unit to detect a printing rate; and a control unit to control the alternating-current power supply, wherein the control unit controls an output of the alternating-current power supply based on a detection result of the printing rate detecting unit.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007173702-A (JP)
Title: Temperature detecting type magnetic device
Inventor: TATEISHI TAKESHI
IPC: H01F27/24
Filed: 2005-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact magnetic component by highly accurately improving output density up to a permissible limit.  <P>SOLUTION: A sensor holding spacer 18 is arranged on a gap between two coils each wound around column portions parallel each other of a core of the magnetic component, and the holding spacer 18 holds a temperature sensor 32. In this way, since the temperature of a highest temperature portion of the coil can be exactly detected, the coil is energized up to the permissible maximum temperature of an insulation coating film of the coil. Thus, an ampere pattern of the magnetic component is increased to realize compaction of the magnetic component.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007177350-A (JP)
Title: Antimicrobial fiber blend
Inventor: YOSHIDA KIYOSHI
IPC: D02G3/04
Filed: 2005-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a blend of polyester fiber and cellulose fiber, which does not cause reduction in antimicrobial performance after dyeing and processing, has excellent antimicrobial properties and excellent feeling, moisture absorption property, water absorption property and color fastness property.  <P>SOLUTION: The antimicrobial fiber is obtained by coating a blend of a polyester fiber and a cellulose fiber containing an inorganic antimicrobial agent prepared by supporting one or more antimicrobial metal components selected from silver, zinc, copper, tin, gold and platinum on an inorganic compound with a cationic organic reactive compound.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007179409-A (JP)
Title: Data update method for coin identification machine for game equipment
Inventor: IKETA KENICHIRO
IPC: G07D5/08
Filed: 2005-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To update an identification reference data for a coin in a coin identification machine for game equipment, by a simple operation.  <P>SOLUTION: A coin material sensor 21 provided with an oscillation side coil 21a and a reception side coil 21b is arranged in a coin passage 15 of the coin identification machine 5 assembled in an inter-stand machine 1 for game stands. When updating the identification reference data 25 for the coin C, a data-updating coin Ca for carrying an updating data 42b is fed into the coin passage 15, and is stopped therein in a position opposed to the oscillation side coil 21a and the reception side coil 21b. The identification machine 5 is intercommunicated thereafter with the data-updating coin Ca to update automatically the identification reference data 25. The data-updating coin Ca is discharged from the identification machine 5 after updated. The identification reference data for the coin is updated by very simple work of feeding the data-updating coin Ca.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006526069-A (JP)
Title: 使用済み触媒からのパラジウムの回収方法
IPC: C01G55/00
Filed: 2003-05-30
Abstract: 本発明は、使用済み触媒からのパラジウムの回収の改良された方法に関する。本発明は、詳しくは、使用済み触媒または無機廃棄物からの貴金属の触媒回収の適切な方法に関し、さらに詳しくは、炭素上に固定され、ニトロ芳香族化合物の水素添加のための触媒として、または、多くの他の有機的転換のための触媒として用いられるパラジウムの回収に関係する方法に関するものである。
Patent JP-2006502244-A (JP)
Title: 化合物
IPC: C07D333/36
Filed: 2003-08-18
Abstract: 本発明は、式（Ｉ）：｛ここで、Ａは、多数の特定の環から選択されるオルト置換された環であり；Ｒ 1 は、ハロゲン、シアノ、ニトロ、Ｃ 1-4 アルキル、Ｃ 1-4 ハロアルキル、Ｃ 1-4 アルコキシ若しくはＣ 1-4 ハロアルコキシ又は任意に置換されたＣ 2-4 アルケニル、任意に置換されたＣ 2-4 アルキニル若しくは任意に置換されたＳＯ 2 （Ｃ 1-4 ）アルキル（ここで、任意に置換された部分は、それぞれ最大３個の置換基を有することがあり、これらはそれぞれ独立してハロゲン及びＣ 1-4 アルコキシから選択される）であり；Ｒ 2 は、Ｃ 1-4 アルキル、Ｃ 1-4 ハロアルキル、Ｃ 1-4 アルコキシ（Ｃ 1-4 ）アルキル若しくはＣ 1-4 アルキルチオ（Ｃ 1-4 ）アルキル又は［任意に置換されたアリール］（Ｃ 1-4 ）アルキル−若しくは［任意に置換されたアリール］オキシ（Ｃ 1-4 ）アルキル（ここで、任意に置換されたアリール部分は、それぞれ最大３個の置換基を有することがあり、これらはそれぞれ独立してハロゲン及びＣ 1-4 アルコキシから選択される）であり；Ｒ 3 は、水素、ＣＨ 2 Ｃ＝ＣＲ 4 、ＣＨ 2 ＣＲ 4 ＝Ｃ（Ｈ）Ｒ 4 、ＣＨ＝Ｃ＝ＣＨ 2 若しくはＣＯＲ 5 又は任意に置換されたＣ 1-4 アルキル、任意に置換されたＣ 1-4 アルコキシ若しくは任意に置換された（Ｃ 1-4 ）アルキルＣ（＝Ｏ）Ｏ（ここで、任意に置換された部分は、それぞれ最大３個の置換基を有することがあり、これらはそれぞれ独立してハロゲン及びＣ 1-4 アルコキシ、Ｃ 1-4 アルキル、Ｃ 1-2 ハロアルコキシ、ヒドロキシ、シアノ、カルボキシル、メトキシカルボニル、エトキシカルボニル、メチルスルホニル及びエチルスルホニルから選択される）｝の化合物は、殺微生物活性、特に殺真菌活性を有する。
Patent JP-2006510134-A (JP)
Title: コンピュータ装置とインタフェースをとるシステム及び方法
IPC: G06F3/00
Filed: 2003-12-15
Abstract: 本発明は、ロバストなナビゲーションインタフェースを提供することによってコンピュータキーボード及びマウスを補完（必ずしも取って代わらない）する機能強化されたユーザナビゲーションのシステム、方法及び製品を提供する。本発明は、最小限必要なコマンドグループ；少なくとも２つのコマンドコールのセットの機能を結合して単一な論理的ボタンにすること；単一のボタンについて、コマンドコールのセットに対して最も高い優先順位から最も低い優先順位に優先付けを行い、１つのコマンドが受諾されるまで各コマンドをコールすること；物理的に回転可能な表示装置に結合されるナビゲーショナル装置のボタンにコマンドを論理的に再マッピングすること；および、論理的ボタンの主要な用いられ方（例えば、ダブルクリッキング、フリッキング、プレスアンドホールド等）以外の所定の方法で用いられる場合に代用コマンドを論理的ボタンに配置し、特に、代用コマンドが実際に発行されるようにすること、を備えることができる。
Patent JP-2007182133-A (JP)
Title: Pneumatic tire
Inventor: SATO KIYOSHI
IPC: B60C11/11
Filed: 2006-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of suppressing lowering of steering stability on a dry road surface, a wet road surface and an ice-snow road surface and improving braking property on the wet road surface and the ice-snow road surface.  <P>SOLUTION: In this pneumatic tire 1, a plurality of pores 9 extending from a tread surface toward the tire radial direction inside are arranged in a block 7 sectioned by a plurality of peripheral direction grooves 3 extending in the tire peripheral direction and a plurality of width direction grooves 5 extending in a tread width direction on the tread surface. A length Wa of the tread width direction in an opening part of the pore 9 is longer than a length Wb of the tire peripheral direction in the opening part of the pore 9.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007184497-A (JP)
Title: Print inspection method
Inventor: MIYAKE YOSHIFUMI
IPC: H05K3/34
Filed: 2006-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To improve efficiency of print inspection by rationally progressing the print inspection after a paste is printed on a substrate having a circuit pattern formed thereon.  <P>SOLUTION: In an print inspection method, a substrate recognizing camera picks up an image of the printing state of a multiple substrate P which has a plurality of areas having circuits independent from each other and in which a bad mark is formed on a defective area requiring no component mounting, of the areas. In this method, information about the presence or absence of a bad mark in each of areas of the substrate P is acquired by imaging the coordinates position of the bad mark with the substrate recognizing camera in advance, an area where the bad mark is not formed is specified based on the information out of the ares, and only the printing position of the specified area is imaged to inspect the printing state.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007182035-A (JP)
Title: Manufacturing method of vacuum-formed product
Inventor: NISHIKAWA TAKASHI
IPC: B29C51/10
Filed: 2006-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a vacuum-formed product, transferring a fine uneven shape of embossing even by vacuum forming.  <P>SOLUTION: When a thermoplastic resin sheet 12 is vacuum drawn with a mold 1, because the mold 1 is cooled while the vacuum forming is under way, the fine uneven embossed shape 10 of the thermoplastic resin sheet 12, which has been transferred in correspondence to the cavity surface 3 of the mold 1 at the initial time of the vacuum forming, can be stabilized as it is. Accordingly, it is possible to transfer the fine uneven embossed shape 10 even with vacuum forming not requiring large-scale equipment. It is preferable that the heating temperature of the mold 1 is 100-140°C and the cooling temperature is 60-80°C. Upon conducting the vacuum forming of the thermoplastic sheet 12 with the mold 1, if compressed air of 0.05-0.5 MPa is applied from a plug assist 2, the transfer is improved.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007185718-A (JP)
Title: Polishing sheet
Inventor: YAMAUCHI HIROSUKE
IPC: B24B37/20
Filed: 2006-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polishing sheet, improving the flatness of a workpiece such as a semiconductor wafer, a liquid crystal glass or a hard disc board, polishing a workpiece in a short time, and having a long life to achieve a long-time use.  <P>SOLUTION: This polishing sheet contains naphthalate-based polyester fiber, having a strength of 7-10 cN/dtex and an elastic modulus of 180-300 cN/dtex.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006196000-A (JP)
Title: Content transmission method via cellular phone network
Inventor: NICHOLAS CEDRIC
IPC: G06Q30/00
Filed: 2006-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method allowing a user at a portable terminal to transfer digital contents to another user under control by a content publisher.  <P>SOLUTION: This method for downloading digital contents via a cellular phone network includes a process composed of a means associating marking data including a link with the downloaded digital contents, and the marking data are adapted to be recognized by the portable terminal. This invention is also related to a content transfer method including a process in which the portable terminal recognizes the marking data associated with the contents to transfer only the link associated with the contents when an instruction for the transfer of the contents from the portable terminal to another terminal is made by the user.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2007187361-A (JP)
Title: Multi-tube type heat exchanger
Inventor: SUNADA MASAKI
IPC: F28D7/16
Filed: 2006-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multi-tube type heat exchanger (gas cooler) using an aluminum multi-hole tube in an outer tube, used for a heat pump type hot water supply apparatus or the like, applied with a device to prevent electric corrosion or to detect leakage of water before the electric corrosion.  <P>SOLUTION: This multi-tube type heat exchanger comprises: a copper inner tube 1; and the aluminum outer tube 2 extrusion-molded with a plurality of multi-hole flow passages 4. The multi-hole flow passage 4 is set as a flow passage of carbon dioxide, and the inside of the inner tube 1 is set as a flow passage of water. By forming a resin film 3 between the inner tube 1 and the outer tube 2, the electric corrosion is hardly generated between copper and aluminum to avoid risk that a component such as a refrigerating machine oil present inside a CO<SB>2</SB>refrigerant flow passage flows into a water side.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006187017-A (JP)
Title: Method for interconnecting personal area networks (pans)
Inventor: CHITRAPU PRABHAKAR R
IPC: H04W84/22
Filed: 2006-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for facilitating high level handoff decisions made by a gateway device (14) of a PAN (12).  <P>SOLUTION: The method facilitates the high level handoff decisions made by the gateway device (14) of the personal area network (PAN) (12) by examining criteria regarding both the devices (14, 16, 18, 19) making up the PAN (12) and enterprise networks (22, 24) which are the target of the potential handoff.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2007193145-A (JP)
Title: Light quantity adjusting device
Inventor: KUBO HIDEFUMI
IPC: G03B9/36
Filed: 2006-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light quantity adjusting device capable of ensuring and smoothing the low-speed operation of a light quantity adjusting member, and also securing the high-speed operation thereof.  <P>SOLUTION: The light quantity adjusting device 1 is equipped with a magnet driving device 2 for actuating the light quantity adjusting members 14 and 15. In the magnet driving device 2, a bobbin 4 is arranged to surround a rotor magnet 3, and further a yoke 5 is arranged to surround the bobbin 4. The outside diameter (d) of the rotor magnet 3 is set to ≤1/2 of the outside diameter D of the yoke 5, and the maximum energy product of the rotor magnet 3 is set to ≥30.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007191287-A (JP)
Title: Blade structure of garbage drum
Inventor: FUKUDA NORIMICHI
IPC: B65F3/22
Filed: 2006-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a brade structure of a garbage drum capable of smoothly performing the garbage storage work.  <P>SOLUTION: The blade structure of a garbage drum D comprises one blade 10 mounted spirally on an inner circumference of a rotatable drum body 1 for storing the garbage W therein, and the other blades 15 spirally mounted on an outer circumference of an immobile inner cylinder to be inserted in the drum body 1 opposite to one blade with the predetermined spacing from one blade 10. Guide members 20, 21 (see Fig. 2) having the width larger than the wall thickness of at least counter blade 10(15) facing each other are provided on an inner circumferential edge of one blade 10 and an outer circumferential edge of the other blade 15.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007191969-A (JP)
Title: Piping system, building using the same, and 24-hour heat exchange ventilator
Inventor: HARADA JUN
IPC: F24F7/08
Filed: 2006-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piping system keeping production costs and running costs low, a building using the piping system, and a 24-hour heat exchange ventilator.  <P>SOLUTION: According to the piping system 10 in the building having the heat exchange ventilator, a second air intake duct 46 disposed between the heat exchange ventilator 12 and an air inlet 18 is branched and connected to an air intake vent pipe 32, which is then connected to a sheathed pipe 30, in which a water supply pipe 28 is inserted. Intake air adjusted to a proper temperature by the heat exchange ventilator 12 flows through the sheathed pipe 30 via the second air intake duct 46 and the air intake vent pipe 32 to prevent bedewing and freezing of the water supply pipe 28. Use of the heat exchange ventilator 12 for prevention of bedewing, etc., of the water supply pipe 28 keeps production costs and running costs low.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007191983-A (JP)
Title: Deck
Inventor: OTSUKA KENJI
IPC: E04B1/00
Filed: 2006-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a screw for fixing a frieze rail to the front face or side face of a deck from being exposed outside.  <P>SOLUTION: A bracket 5 preassembled to the frieze rail is screwed 8 to the rear face of the frieze rail 4, and the bracket 5 preassembled to the frieze rail is fixed to a sleeper 2 supporting a deck member 3 to install the frieze rail 4 on the end face in the longitudinal direction of the deck member 3 in the front face of the deck A. Similarly, a bracket 5 preassembled to the frieze rail, having a different shape and screwed 8 to the rear face of the frieze rail 4 is fitted to a support bracket 6 screwed 8 to the side face of the sleeper 2 to install the frieze rail 4 to the side face of the deck member 3 on the side face of the deck A. The bracket 5 preassembled to the frieze rail can be optionally hooked/unhooked on/from the bottom end of the latter support bracket 6. When the bracket 5 is hooked, the frieze rail is turned around a hooking section to cause the bracket 5 preassembled to the frieze rail to snap in the support bracket 6. Thus, easy and sure fitting can be achieved.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007202268-A (JP)
Title: Motor
Inventor: NARITA HIROBUMI
IPC: H02K3/34
Filed: 2006-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motor that is simple in structure and facilitates the disposition of other electrical components.  <P>SOLUTION: The motor is constructed of: a large number of teeth; field coils wound on the teeth; and slot insulating members placed between the field coils and the teeth. The teeth with the field coils wound thereon are annularly arranged. The slot insulating members are provided with a connecting wire support wall that is positioned on the inner radius side or the outer radius side of a tooth and supports a connecting wire for connecting a field coil. The connecting wire support walls are provided with multiple holding grooves that hold connecting wires inserted thereinto and are different in depth.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007198847-A (JP)
Title: Rolling bearing with rotation sensor
Inventor: ITO HIROYOSHI
IPC: G01D5/244
Filed: 2006-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rolling bearing with a rotation sensor free from a risk of detecting erroneously an origin of rotation in a rotary bearing ring, even when assembled in equipment of generating a magnetic field and used.  <P>SOLUTION: A magnetic flux of a magnetic pole different from an origin detecting magnetic attractive part 9a is positively generated from a residual circumferential-directional portion 9b, by attracting magnetically the residual circumferential-directional portion 9b other than the origin detecting magnetic attractive part 9a attracted magnetically for detecting the origin in a circumferential-directional one portion of the second detected part 6b in a magnetic encoder 6, to a magnetic pole different from the magnetic pole of the origin detecting magnetic attractive part 9a, and the origin of the rotation in the rotary bearing ring is prevented from being detected erroneously, in the second sensor used assembledly in the equipment of generating the magnetic field, and for detecting a change of the magnetic flux from the the second detected part 6b even when a slight leakage magnetic flux passes the residual circumferential-directional portion.  <P>COPYRIGHT: (C)2007,JPO&INPIT