baber/WOPTO huggingface dataset:
Patent JP-2005532171-A (JP)
Title: 鋳造物からの砂鋳型の除去を補助するための方法および装置
IPC: B22D29/04
Filed: 2002-07-11
Abstract: 鋳型内で形成された鋳造物からこの鋳型を取り外すための方法が開示される。この鋳型は、この鋳型に刻み目を付け、そしてこの鋳型を破砕して小片に破壊するに十分な力を付与することによって、この鋳造物から除去され得る。さらに、この鋳型は、鋳型パックに入れられた爆発性充填物によってか、または鋳型に指向される高エネルギーの脈動によってかのいずれかで、破砕され得る。一旦、鋳型が破砕され、そして種々の小片に破壊されると、この鋳型は、この鋳造物から取り外され得る。
Patent JP-2005534610-A (JP)
Title: 高表面積沈降珪酸
IPC: C01B33/18
Filed: 2003-07-25
Abstract: 本発明は高い表面積を有する高分散性の沈降ケイ酸、その製造方法及び実用車両用、オートバイ用及び高速車両用のタイヤ充填剤としての使用に関する。
Patent JP-2006500151-A (JP)
IPC: A61F2/68
Filed: 2002-09-26
Abstract: A prosthetic foot incorporate a foot keel and a calf shank connected to the foot keel to form an ankle joint area of the prosthetic foot. The foot keel has forefoot and hindfoot portions and a relatively long midfoot portion extending between and upwardly arched from the forefoot and midfoot portions. The calf shank includes a downward convexly curved lower end which is attached at a portion thereof to the keel midfoot portion by way of an adjustable fastener arrangement. The foot has biplanar motion capability and, in a preferred form, also has high low dynamic response characteristics. The adjustable fastener arrangement permits adjustment of the alignment of the calf shank and the foot keel with respect to one another in the longitudinal direction of the foot keel for tuning the performance of the prosthetic foot.
Patent JP-2006502495-A (JP)
Title: デジタル著作権管理装置、方法、及び、生体データを利用したマルチメディア製品
IPC: G06F21/00
Filed: 2003-09-24
Abstract: デジタルマルチメディア製品の権限を有する少なくとも一人のユーザーの指紋データのような生体データが、デジタルマルチメディア製品に埋め込まれ、それによって、デジタルマルチメディア製品へのアクセスを取得する見込みユーザーによる該デジタルマルチメディア製品の利用が制御される。権限を有する少なくとも一人のユーザーの生体情報が埋め込まれているデジタルマルチメディア製品が、デジタル記憶媒体に格納される。見込みユーザーによるデジタルマルチメディア製品の少なくとも幾つかの利用は、デジタルマルチメディア製品に埋め込まれた生体データと該見込みユーザーの生体データとが一致しない場合には妨げられる。
Patent JP-2006519583-A (JP)
Title: Ｇｄｆ−８に対する中和抗体およびそれらの使用
IPC: C07K16/00
Filed: 2003-10-22
Abstract: 成長分化因子８（ＧＤＦ−８）に対する新規の抗体（特にヒト抗体）および抗体フラグメント（ｉｎ  ｖｉｔｒｏおよび／またはｉｎ  ｖｉｖｏでＧＤＦ−８活性を阻害するものが含まれる）を開示する。筋肉もしくは骨の変性障害またはインスリン代謝障害の診断、防止、または治療方法も開示する。Ｍｙｏ２９、Ｍｙｏ２８、およびＭｙｏ２２と呼ばれる新規のヒト抗ＧＤＦ−８抗体およびこれ由来の抗体および抗原結合フラグメントも提供する。本発明の抗体は、多数の有用な特性を有する。
Patent JP-2006505588-A (JP)
Title: モルヒネからのコデインの製造
IPC: C07D489/02
Filed: 2003-10-14
Abstract: 以下の工程を含む、モルヒネからコデインを製造するための改良された方法；ａ）炭化水素溶媒の存在下、１００ないし２１５℃の温度で、炭化水素溶媒の約５０％またはそれ以上が反応混合物に復帰してコデインメチルエーテルの生成を実質的に回避するような還流条件下に、モルヒネをメチル化剤と反応させ；そして、ｂ）反応混合物からコデインを回収する。本方法は、上記工程ａ）に続き、ｂ）反応混合物を約８５℃に冷まし、水を添加して反応を停止させ；ｃ）反応混合物のｐＨを約１１に上げ；ｄ）コデインおよびジメチルアニリンを含有する炭化水素溶媒相を分離し；そして、ｅ）希釈無機酸または有機酸および炭化水素溶媒の容積の約６ないし７倍の容積の水を添加し、ジメチルアニリンとコデインを分離する、を含んでもよい。
Patent JP-2006504347-A (JP)
Title: 通信システムにおける通信リンクの確立及びモバイルノード間の干渉の検出を行う方法及び装置
IPC: H04W16/14
Filed: 2003-10-01
Abstract: 無線通信ネットワークは、各々が送受信機と、送受信機に接続されるフェーズドアレイアンテナと、送受信機に接続されるコントローラとからなる複数のモバイルノードから構成される。コントローラは、各近隣モバイルノードとの通信リンクを確立するため、各タイムフレームに対し各自の半永久タイムスロットをスケジューリングし、各タイムフレームに少なくとも１つの利用可能なタイムスロットを残す。コントローラはまた、リンク通信要求に基づき近隣モバイルノードとの通信リンクに供するため、少なくとも１つの利用可能なタイムスロットをスケジューリングする。フェーズドアレイアンテナは、コントローラによって通信中に各近隣モバイルノードに向けられる。コントローラはまた、近隣モバイルノードとの通信に対しタイムスロットにおける干渉を検出し、検出した干渉に基づきタイムスロットのスケジューリングを調整する。
Patent JP-2006509508-A (JP)
Title: 改善された喫煙品
IPC: A24B15/28
Filed: 2003-12-05
Abstract: 本発明は、２層の巻き紙材からなる喫煙品に関し、その外方巻き紙は、少なくとも２００Ｃ．Ｕ．の通気度を有し、内方巻き紙より大きな通気度を有する。カプセル化された風味材料が内方巻き紙と外方巻き紙との間に保持されている。カプセル化技術は、カプセル化される風味材料および要求される副流煙と主流煙の風味材料の送出量比によって決まる。本発明により主流煙を変えることなく副流煙を変えることができ、これにより部屋の匂いを変えることができる。
Patent JP-2006509973-A (JP)
Title: 油圧ピストン位置センサ
IPC: G01D5/48
Filed: 2003-12-02
Abstract: 油圧アセンブリのシリンダ内のピストン位置が、マイクロ波パルスを用いて測定される。前記マイクロ波パルスは、前記ピストンまたはシリンダに接続された導体に沿って発せられる。スライド部材は、前記導体にスライド可能に接続され、前記ピストンまたはシリンダと共に移動する。位置は、前記導体および前記スライド部材の端部からの反射の関数として測定される。
Patent JP-2006509879-A (JP)
IPC: C08G59/28
Filed: 2003-12-17
Abstract: Epoxy resin compositions containing an epoxide-terminated polymer with urethane groups and possibly thiourethane and/or urea groups in the polymer chain(s).  Compositions containing (A) epoxide adduct(s) with on average more than one epoxide group, (B) polymer(s) of formula (I), (C) thixotropy modifier(s) based on urea derivatives in a non-diffusing carrier material and (D) heat-activated hardener(s) for epoxy resins. (Structure (I), page 13)  X1  =  O, S or NH;  Y1  =  an n-valent residue of a reactive polymer after removing terminal amino, thiol or hydroxyl groups;  Y2  =  a divalent residue of an aliphatic, cycloaliphatic, aromatic or araliphatic di-isocyanate after removing the NCO groups;  Y3  =  a residue of a prim. or sec. hydroxyl group-containing aliphatic, cycloaliphatic, aromatic or araliphatic epoxide after removing the OH and epoxide groups;  q  =  1, 2 or 3;  m  =  1 or 2;  n  =  2, 3 or 4 . Independent claims are also included for  (1) epoxide-terminated impact modifiers of formula (I) (2)  a method (M1) for bonding heat-stable materials, especially metals, by contacting the materials with the above compositions and hardening at 100-220 (preferably 120-200) degreesC
Patent JP-2006514203-A (JP)
Title: 幾何学的に複雑なコンポーネントを修復及び製造するための方法及びデバイス
IPC: B23K26/38
Filed: 2003-12-23
Abstract: 【課題】本発明は、接近が困難な領域において損傷された又は欠陥を有する幾何学的に複雑なコンポーネントを修復するための方法を提供する。 【解決手段】本方法に従って、損傷された又は欠陥のあるパーツが、コンポーネントから切断され、類似の交換パーツが、そこに溶接され、この切断と溶接は、レーザエネルギーによって実行される。本発明の方法は、以下のステップ、即ち、Ａ）損傷された又は欠陥のあるパーツがＣＮＣ制御レーザビームによってコンポーネントから切断されること、Ｂ）任意ではあるが、修正値によって偏向される同じパスデータを使用して、交換パーツが、修理用パーツから切断されること、Ｃ）Ａと同じパスデータを使用して、交換パーツが、レーザビームによってコンポーネントに溶接されること、Ｄ）コンパクトな特殊なアダプタが、これら三つの加工ステップＡ乃至Ｃにおいて使用されること、Ｅ）加工ステップＡ乃至Ｃ中、コンポーネントは、同じクランプデバイスに維持されたままであること、を備える。
Patent JP-2006188147-A (JP)
Title: Pneumatic tire
Inventor: KURITA KEIICHI
IPC: B60C9/18
Filed: 2005-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of being constructed light in its belt layers and bead part while durability of the bead part is maintained and serving for heavy load by reducing the rolling resistance.  <P>SOLUTION: The pneumatic tire has three belt layers where the folded-back end as one end of a carcass layer in its folded-back part is located inside in the tire radial direction more than the wire chafer folded-back end as one end of a wire chafer in its folded-back part, and cords constituting the wire chafer located outside in the tire radial direction more than the folded-back end and outside in the tire width direction are inclined 0-45° to the tire circumferential direction, having a diameter of 0.7-1.5 mm and a spacing between cords of 0.7-2.0 mm.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006196541-A (JP)
Title: Apparatus and method of packaging
Inventor: KAWABE KATSUYOSHI
IPC: H05K13/08
Filed: 2005-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus of packaging which enables it to perform easily a restoration when the alignment of a liquid crystal panel becomes impossible in a packaging unit.  <P>SOLUTION: The apparatus of packaging includes a plurality of packaging units 1A-1D which mount a circuit substrate at each side of the liquid crystal panel; a panel supply 12 which supplies the liquid crystal panel to the packaging unit of the uppermost upstream; an unloading unit 38 by which the liquid crystal panel mounted with the circuit substrate is discharged in the packaging unit of the lowermost downstream; a conveying mechanism in which the liquid crystal panel is conveyed in the unloading part after the liquid crystal panel is sequentially conveyed from the upstream side packaging unit one by one to the downstream side packaging unit, and the circuit substrate is mounted at a plurality of the sides of the liquid crystal panel; and a controller which, when the packaging of the substrate to the liquid crystal panel becomes impossible by either of the plurality of the packaging units, while the liquid crystal panel is conveyed to the unloading part according to the conveying mechanism, if the packaging of the substrate to the liquid crystal panel becomes possible, the liquid crystal panel is returned to the packaging unit whose packaging of the substrate becomes impossible according to the conveying mechanism.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005095700-A (JP)
Title: Jet injection syringe
Inventor: D ANTONIO NICHOLAS F
IPC: A61M5/28
Filed: 2005-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-cost jet injection syringe which injects a material into the parts of an animal and a human being.  <P>SOLUTION: A cachet has a wall which constitutes an outside configuration, an internal cavity which holds a fluid, and an egress port which discharges the fluid from the cachet when a predetermined pressure is given to the fluid in the cachet. At least one barrel which receives and releases the cachet selectively is engaged to a received cachet. The wall inside of the barrel corresponds to the outside configuration of the cachet. The barrel has a stopping member which prevents the cachet from projecting from the barrel when the predetermined pressure is given to the cachet. The stopping member has an egress which forms a stream passage of the fluid discharged from the egress port of the cachet.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2006192714-A (JP)
Title: Control system for conservation of energy and enhancement of production efficiency due to frequency conversion of injection molding machine
Inventor: LU HSIAO-TING
IPC: B29C45/76
Filed: 2005-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control system for the conservation of energy and the enhancement of production efficiency due to the frequency conversion of an injection molding machine capable of controlling the operations of both of the injection molding machine and a frequency converter at the same time by the controller of an injection machine.  <P>SOLUTION: The operations of both of a pressure valve 3 and a flow rate proportion control valve 4 are controlled so that the controller 11 of the injection machine is matched with the different injection conditions of the injection molding machine 1 and process analysis 2 in the injection molding machine 1. The operations of the injection molding machine 1 and the frequency converter 5 can be controlled by the controller 11 of the injection machine. An electromotor 6 and a hydraulic oil pump 7 are continuously provided to the frequency converter 5. The controller 11 of the injection machine is constituted so that the frequency converter 5 corresponding to different machine kinds and the needs of operation one at a time is set corresponding to the maximum output frequency and an upper limit flow rate.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006194166-A (JP)
Title: Fuel supply device
Inventor: KAWASHIRI CHIAKI
IPC: F02M37/00
Filed: 2005-01-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel supply device having a sealing structure of an opening and a lid member, in which mounting structure to mount the lid member to the opening of a fuel tank can be miniaturized.  <P>SOLUTION: The lid member 12 covers the opening 4 formed in the fuel tank 2. A bolt 50 is fastened to the fuel tank 2 at almost radially opposite side to a flange 14 of the lid member 12, so that the flange 14 is pressed against a step 5 formed in the opening 4 with two rectangular plates 52. An annular recess 8 concaved radially outside from an opening edge surface 6 is formed in the entire periphery of the opening edge surface 6 of the opening 4. An O-ring 40 made of oil-resistant and elastic rubber is fitted and stored in an recess 8. Since the O-ring 40 is elastically deformed, compressed and uniformly pressed against the outer peripheral side 22 of the lid member 12's cylinder 20 and the recess 8 to seal the gap between the opening 4 and the lid member 12.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006195274-A (JP)
Title: Microscope system
Inventor: FURUKAWA TSUTOMU
IPC: G02B21/00
Filed: 2005-01-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a microscope system in which power saving is sufficiently realized.  <P>SOLUTION: The microscope system has a microscope 1 that comprises: a plurality of electric devices 2, 3, 4, 6, 7, and 9 including illuminating devices 5 and 8 for illuminating a specimen; and a control device 10 for controlling the plurality of electric devices 2, 3, 4, 6, 7, and 9. When the microscope 1 is not operated for a prescribed length of time or longer, the control device 10 turns off the power sources of the illuminating devices 5 and 8.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006198457-A (JP)
Title: Method and apparatus for forming surficial shape and method and apparatus for forming floating surface of magnetic head
Inventor: ITOU YOSHIAKI
IPC: H01L21/027
Filed: 2005-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To form a high-precision shape on the surface of a structure in a short time at a low cost.  <P>SOLUTION: This apparatus for forming the surficial shape is provided with: a resist forming means 2 for forming a resist having a predetermined shape on the predetermined surface of the structure 1; and an etching means for etching the resist-formed surface of the structure 1. The resist forming means 2 is provided with a resist discharging means 2 for discharging a resist material A toward the predetermined surface of the structure 1 to form the resist having the predetermined shape.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006198051-A (JP)
Title: Gum massaging implement
Inventor: TAMURA TAKAYUKI
IPC: A61H13/00
Filed: 2005-01-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gum massaging implement having preventive and improving effects of the periodontal disease by massaging the gums.  <P>SOLUTION: This gum massaging implement comprises a grip part, support parts branched from the upper end of the grip part, and operation parts provided at tip front faces of the respective support parts and having contact parts formed into smooth curved shape; is characterized in that the respective operation parts are disposed in positions simultaneously coming into contact with the upper/lower gums respectively; and the whole body is formed of a resin material having superior deterioration resistance.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006198738-A (JP)
Title: Punching die for printed circuit board
Inventor: FUJIWARA YOSHIHARU
IPC: B26F1/14
Filed: 2005-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a punching die for a printed circuit board, which carries out punching with high dimensional accuracy while preventing bleeding or burrs from occurring on a cut surface of a printed circuit board.  <P>SOLUTION: The punching die 1 for the printed circuit board is formed of a lower die plate 121 on which a printed circuit board material is mounted, and an upper die plate 13 having a recess 14 formed therein. By pressing the upper die plate 13 toward the printed circuit board material mounted on the lower die plate 121, the lower die plate 121 is fitted into the recess 14, to thereby punch the printed circuit board from the printed circuit board material. Herein an opening edge 15 of the recess 14 is inclined with respect to a front surface of the printed circuit board material mounted on the lower die plate 121, and the upper die plate 13 has a relief portion 16 along a peripheral edge of the recess 14 in the upper die plate 13. The relief portion 16 allows a peripheral edge of the printed circuit board material mounted on the lower die plate 121 to warp at the time of pressing the upper die plate 13 downward.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006209210-A (JP)
Title: Information retrieving device and navigation device for vehicle
Inventor: YAMAUCHI HIDEMASA
IPC: G01C21/00
Filed: 2005-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a navigation device for a vehicle for enabling a driver to focus his or her attention on driving regardless of the level of an operation.  <P>SOLUTION: When the regulation level of a beginner is set, a navigation device for a vehicle regulates a predetermined operation among operations permitted in a parking status. In such a case that the regulation level of the beginner is set (S1: YES), when facility type retrieval is started (S2: YES), the measurement of a timer is started (S3), and when destination setting is completed (S4: YES), a timer is stopped (S5). When a measuring time by the timer is within a threshold (S6: YES), it is judged that the driver is a skilled hand, and 1 is added to frequency A (S7), and whether or not the frequency A is a threshold or more is judged (S8). When the frequency A is the threshold or more (S8:YES), it is stored as a normal regulation level (S9). Therefore, it is possible to operate the navigation device for a vehicle at the normal regulation level in the non-parking status of a vehicle.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006162583-A (JP)
Title: Crack detection method
Inventor: KOYAMA SATORU
IPC: G01N21/88
Filed: 2005-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a crack detection method capable of detecting easily and precisely a crack, even when the crack is difficult to be detected, because of contamination of a concrete surface, an illumination condition or the like.  <P>SOLUTION: This crack detection method comprises a process for calculating wavelet coefficients corresponding to two compared concentrations, for calculating respective wavelet coefficients when changing the two concentrations respectively, to prepare a wavelet coefficient table, and for wavelet-converting an input image with the photographed concrete surface of a crack detection object to prepare a wavelet image, and a process for determining a cracked area discriminatingly from an area of no crack, by comparing the wavelet coefficients of a marked picture element with a threshold values, within the wavelet coefficient table, using as the threshold values the wavelet coefficients corresponding to an average concentration of a neighboring picture element within a local area and the concentration of the marked picture element.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006216089-A (JP)
Title: Recording and reproducing device, and its remote control unit
Inventor: ABE YOSHIYUKI
IPC: G06F13/00
Filed: 2005-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem of a conventional recording or reproducing device compatible with various kinds of recording media and capable of editing those media that recording or reproducing state of a certain medium can be presented but it is difficult for the user to intuitively obtain the operation state of the recording medium at a glance when operating the device through a remote control.  <P>SOLUTION: The remote controller of the recording and reproducing device is provided with function buttons for each recording medium used in the device, and each button has an display means to show the processing being executed for the corresponding medium.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005224605-A (JP)
Title: Pin for joining metal restoration article
Inventor: FUJIWARA TOKI
IPC: A61C13/30
Filed: 2005-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pin for joining a metal restoration article and a member used when making a dental restoration article for the purpose of achieving a treatment which remarkably reduces the rate at which re-treatment is required due to falling out of the dental restoration article and the progress of dental caries while preserving the healthy dentin as much as possible.  <P>SOLUTION: The pin 1 for joining the metal restoration article is screwed into a pin insertion hole 4 of the tooth, and the pin and the metal restoration article 5 are unified by welding or soldering by irradiating the oral cavity with a laser of low output below the maximum safety dose so that the metal restoration article can be used for a long period of time.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2006216730-A (JP)
Title: Power semiconductor module
Inventor: MATSUBARA KUNIO
IPC: H01L25/18
Filed: 2005-02-03
Abstract: <P>PROBLEM TO BE SOLVED: To realize high resistance voltage and large capacity by controlling increase in generated loss and switching time of a semiconductor chip.  <P>SOLUTION: A plurality of power semiconductor chips are connected in series and are switched simultaneously in the power semiconductor module which is constituted by mounting, on a metal base plate 8, a power semiconductor chip mounted on insulating substrates 7, 15, 22, 29 with the voltage drive type semiconductor chips 1, 2, 9, 10, 16, 17, 23, and 24, and the diode chips 3, 4, 11, 12, 18, 19, 25 and 26 connected inversely in parallel to above semiconductor chips provided in pairs. Moreover, the physical characteristics of the insulating films are changed in order to eliminate fluctuation in the equivalent output capacity of each semiconductor chip.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006214637-A (JP)
Title: Simulation device for thermal environment in dwelling room and for energy saving of air conditioner
Inventor: YAGAWA AKIHIRO
IPC: F24F11/02
Filed: 2005-02-03
Abstract: <P>PROBLEM TO BE SOLVED: To quantitatively evaluate an interior thermal environment and an energy saving performance of an air conditioner depending on different regions, different orientations and sizes of windows, different windowpane materials, eaves, blinds, etc., in a short period of time.  <P>SOLUTION: In a simulation device for the thermal environment of a dwelling room and the energy saving performance of the air conditioner, detailed input data as general design conditions of room temperature, humidity, a wearing amount assumed from how to use the room, an activity amount, air speed, density of the number of occupants, electric power of illumination, electric power of equipment, an intake amount of exterior air, starting/finishing times of operating the air conditioner are set for at least every application of a building (an application of the room). Detailed input data of designed exterior air temperatures of summer and winter, the latitude, the longitude, and the regional section are set for every region. The device has a data table in which detailed input data of a window heat transmission coefficient, a window shielding coefficient, a sunshine penetration rate, a sunshine absorption rate, and a sunshine transmission rate are set for every kind of the windowpane material and the blind. A data edit processing means reads the detailed input data set in the data table with respect to selective input of alternatives, edits data for calculation, calculates and outputs a thermal environmental index, a yearly thermal load and an energy saving index.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006223028-A (JP)
Title: Operation abnormality detector for motor, and ventilator
Inventor: IIJIMA YASUO
IPC: H02P29/62
Filed: 2005-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an operation abnorality detector for a motor which can detect the operation abnormality of the motor, by simple and low-cost structure.  <P>SOLUTION: The detector which detects the operation abnormality of the motor 1 that is driven by receiving power from a power input line 4 is composed of an abnormality detection part 10 which detects the operation abnormality of the motor 1, a detection current generator 20 which generates an abnormality detection current in a power input line 4 in addition to a motor drive current flowing to the power input line 4 based on a signal from the abnormality detection part 10, and a detection current detecting part 30 which detects a current for the detection of the abnormality of the power input line 4. Since a detection signal of the operation abnormality can be sent by making use of the power input line, only a simple wiring structure suffices the detector, and the detector can be constructed by small labor and at low cost.  <P>COPYRIGHT: (C)2006,JPO&NCIPI