baber/WOPTO huggingface dataset:
Patent JP-2009514401-A (JP)
Title: 周波数獲得システム及び方法
IPC: G01S19/23
Filed: 2006-10-27
Abstract: 周波数獲得のためのシステム、方法および装置。特に、実施形態は、ナビゲーション特徴のためにＧＰＳ信号を獲得しながら同時にデータおよび／または音声信号を携帯電話が受信可能にする。この実施形態のシステム、方法および装置は、それぞれの信号を獲得し、これらの信号に関連する任意の周波数エラーを訂正し、ＧＰＳシステムを介して正確な位置を同時に提供しながらモバイルネットワークを介してデータを送受信するのに適したローカルタイミングリファレンスを維持するために協力してデジタル回転子と局部発振器を採用する。
Patent JP-2009521595-A (JP)
Title: 前置ポンプの反応性気体噴射システムへの反応性気体の供給量を監視し且つ制御するための分光計測技術の使用
IPC: C23C16/455
Filed: 2006-11-21
Abstract: 【課題】 【解決手段】本発明は、プロセスガスがプロセス室内に導入され且つ真空加工システムの排気路を通して排出される、真空加工システムに関する。排気ガスによって形成される堆積物は、堆積物の影響を受ける装置の上流にて反応性気体を導入することにより減少し又は解消する。影響を受けた装置の上流及び下流にて排出された気体成分の気相濃度を測定し、また、これらの測定値から、影響を受けた装置上の堆積物にて成分が消費されているかどうかを決定することにより導入された反応性気体の量が制御される。 【選択図】図２
Patent JP-2009517281-A (JP)
Title: 二輪車用のローラー付きスタンド
IPC: B62M25/02
Filed: 2006-11-24
Abstract: 【課題】二輪車の安定を保つことの可能なスタンド装置を提供することを課題とする。 【手段】本発明は、少なくとも一つの回転可能なスタンドアーム（８）と前記スタンドアーム（８）に少なくとも間接的に取り付けられた引っ込み自在なピン（１２）とを有する二輪車用スタンド装置に関するものである。本発明に依るスタンド装置は、スタンドアーム（８）が高位置（ＰＨ）と低位置（ＰＢ）との間で回転可能なように二輪車に装着されるように設計されている。ピン（１２）は、ペダルシャフト（９）の進路を妨害する作動位置と、ペダルシャフトの進路を妨害しない引っ込み位置との間を移動可能になっている。
Patent JP-2009518761-A (JP)
Title: マーケティングサービスを提供するための装置及び方法
IPC: G06Q10/00
Filed: 2006-12-08
Abstract: マーケティングサービスを提供するための装置及び方法が記載される。一実施形態では、コンピュータ可読の記憶媒体は、（１）ユーザの１組の嗜好を収集するように構成された嗜好モジュール、（２）関連コンテンツを識別するために、１組の嗜好に基づいてウェブサイトを監視するように構成された監視モジュール、及び（３）関連コンテンツをユーザに知らせるメッセージを生成するように構成された通知モジュールを含む。 【選択図】  図１
Patent JP-2009529143-A (JP)
Title: 眼鏡をかけた患者の遠視および近視の間の角度を測定する装置
IPC: G02B27/00
Filed: 2007-01-31
Abstract: 本発明は一対の眼鏡をかけた患者の遠視に相応する第１の位置と、近視に相応する第２の位置との間に形成される角度△を測定する装置であって、前記装置は：２つの位置のそれぞれにおける一対の眼鏡の方位を記録するための記録手段（２２）、および前記方向の関数として角度△を決定するための処理手段（３０）、を包含し、そして前記装置は、遠視の患者の姿勢を明確にする視覚参照要素（２６）を含むことを特徴とする前記装置に関する。 【選択図】図３
Patent JP-2009525146-A (JP)
Title: 嗜癖を治療する胃腸用の器具及び方法
IPC: A61B17/00
Filed: 2007-02-05
Abstract: 病状を治療する器具及び方法は、患者の胃腸消化管内に配置される可逆部材と、所定の物質が検出されたときに、薬剤および／または侵害刺激を送る可逆部材に連結された投与部材とを具える。別の実施例では、本発明の器具及び方法は、薬剤を染みこませた、胃部内に予備成形された外殻内に配置したポリマーを具えており、このポリマが拡張し硬化し、薬剤を経時的に放出する。ケースとポリマーは双方とも生物分解性である。本発明によれば患者が、不正に変更することなく、適切な投与量の抗嗜癖薬剤をゆっくりと放出することができる。また、センサ、アクチュエータ、補充及び再充電ポート、通信及びデータ処理ユニットを具えてもよい。
Patent JP-2009526399-A (JP)
Title: プラズマに面する壁の水蒸気不動態化
IPC: H01L21/768
Filed: 2007-01-30
Abstract: 水素ラジカルでバイアホールにバリヤ層をコーティングする前に、低ｋ誘電体の水素プラズマ洗浄に特に有用なチャンバ不動態化法が遠隔プラズマ源（６０）から提供される。各ウエハについて、水素プラズマの点火前に遠隔プラズマ源を通過した水蒸気（８６）（又はプラズマ対向壁上により多く化学吸収された他のガス）でチャンバが不動態化される。遠隔プラズマ源のアルミナや石英部分のような壁（７８、７９）上に水蒸気が吸収され、水素プラズマの生成で壁を保護するのに充分な長さを耐える保護単層を形成する。それによって、特にアルミナのような誘電体の、プラズマ対向壁がエッチングから保護される 【選択図】  図２
Patent JP-2009529088-A (JP)
Title: 汚れ剥離組成物
IPC: C09D183/05
Filed: 2007-02-28
Abstract: 本発明は、硬化または架橋ポリシロキサンおよびフッ素化ポリマーまたはオリゴマーを含む汚れ剥離組成物に関する。本発明は、また、海水に沈められる物品への適用のための汚れ剥離塗料における該汚れ剥離組成物の使用に関する。
Patent JP-2009529237-A (JP)
Title: サーバーベースデータセンタを冷却するためのシステム及び方法
IPC: G06F1/20
Filed: 2007-02-14
Abstract: 本発明の一実施例に従って、発熱構造物のための冷却システムは、複数の熱交換器、実質的に液体形態である流体クーラントの流れをその複数の熱交換器のそれぞれに向ける構造物、及び、その流体クーラントがその発熱構造物の温度未満の沸騰温度を有するところの圧力までその流体クーラントの圧力を低減させる構造物を有する。複数の熱交換器のそれぞれは、その発熱構造物の少なくとも一つと熱的に連通し、入口及び出口を有する。その発熱構造物からの熱エネルギーは、実質的に液体形態にあるその流体クーラントをその複数の熱交換器のそれぞれで沸騰させ且つ蒸発させ、その流体クーラントが状態を変えたときに、その流体クーラントがその発熱構造物からの熱エネルギーを吸収できるようにする。
Patent JP-2010156520-A (JP)
Title: Humidifier
Inventor: INADA YASUYUKI
IPC: F24F6/06
Filed: 2009-01-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a humidifier keeping the strength of materials over a long period, having low ventilation resistance, and blowing high-humidity air to achieve high humidifying ability.  <P>SOLUTION: In the inside of a body 1, the humidifier includes: an oblong belt-shaped humidifying filter 11; an oblong belt-shaped net 10 having low elasticity and contacting with the inner circumferential face of the humidifying filter 11; a drive shaft 8 contacting with the upper internal circumference side of the net 10; a driven shaft 9 contacting with the lower part internal circumference side of the net; and a water tank 7 into which the lower part of the humidifying filter 11 is dipped. When the drive shaft 8 turns, the humidifying filter 11 is turned in a track shape. In this way, the humidifier keeps the strength of the material over a long period of time, has low ventilation resistance, and blows out high-humidity air to achieve high humidifying ability.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010158804-A (JP)
Title: Ink stone
Inventor: YAMAMOTO KENKEI
IPC: B43M99/00
Filed: 2009-01-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink stone in which enables an easy aftertreatment of India ink and prevents the evaporation of the India ink.  <P>SOLUTION: The ink stone has an ink stone body, an exhaust port formed in the ink stone body, and a lid body. The ink stone body has an approximately rectangular edge surrounding the circumference, a hill part for grinding an ink stick which is located inside the edge, and an ink pond part connected to the hill part by a downhill. The exhaust port is formed near the corner of the edge on the ink pond side of the ink stone body and discharges the india ink in the ink pond part from the ink stone. The lid body is openably/closably installed in the ink stone body, and a bill part for closing the exhaust port is formed at a position corresponding to the exhaust port.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010159515-A (JP)
Title: Brass plated copper wire for reinforcing rubber article and steel cord for reinforcing rubber article
Inventor: AKAZAWA TAKAE
IPC: D07B1/06
Filed: 2009-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a brass-plated steel wire for reinforcing a rubber article, which surely improves adhesiveness between a brass-plated steel wire and rubber, and a method for producing the same.  <P>SOLUTION: The composition of the brass-plated layer 11 of the brass-plated steel wire 10 includes 55-66 wt.% of copper and 34-45 wt.% of zinc. The brass-plated layer 11 includes a laminated structure part 13 in which a non-crystalline part 11a is laminated on a crystalline part 11b. The surface ratio A of the surface of the non-crystalline part 11a of the laminated structure part 13 to the whole surface of the brass-plated layer 11 amounts to 20% or more and the volume ratio B of the non-crystalline part 11a of the laminated structure part 13 to the whole laminated structure part 13 amounts to 20% or more and 60% or less. The brass-plated steel wire 10 for reinforcing a rubber article is used in at least a part of the sheath filament of the outermost layer of steel cord manufactured by twisting a plurality of brass-plated steel wires.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010165791-A (JP)
Title: Semiconductor integrated circuit
Inventor: TOKUDA YASUNOBU
IPC: H01L21/8244
Filed: 2009-01-14
Abstract: <P>PROBLEM TO BE SOLVED: To improve data reading speed in a dual port SRAM performing reading and writing at the same time.  <P>SOLUTION: Each memory cell includes: first and second inverters holding data in first and second store nodes; a writing/reading port constructed of first and second N-channel transistors individually connected between a first bit line pair and the first and second store nodes; a first P-channel transistor receiving the data of the first store node to a gate; a second P-channel transistor connected between one of a second bit line pair and the drain of the first P-channel transistor; a third P-channel transistor receiving the data of the second store node to the gate; and a reading port constructed of a fourth P-channel transistor connected between the other of the second bit line pair and the drain of the third P-channel transistor.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010165124-A (JP)
Title: Computer graphics creation method
Inventor: KURATA TAKESHI
IPC: G06T19/20
Filed: 2009-01-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for interactively creating a three-dimensional computer graphics model of a room or an object such as furniture from one digital photograph obtained by imaging the room or the like.  <P>SOLUTION: In the method for creating the computer graphics model, the normal direction of the surface of the model is changed without changing a contour obtained by back-projecting the computer graphics model to the digital photograph by a model shape change means based on view volume restraint. Thereby, a burden on model shape change operation is reduced. The normal direction in a three dimension or a position in the three dimension of a concealed area that is an area on the model surface on which a correct texture is not drawn by a projection texture mapping means, or both of them are set as an attribute of the concealed area by a missing texture generation means, and a texture of the concealed area is generated from a texture of the surface of the model having an attribute similar to the attribute.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010163387-A (JP)
Title: Hair-treating agent composition
Inventor: INOUE HIRONORI
IPC: A61K8/894
Filed: 2009-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hair-treating agent composition, imparting moistness, smoothness, flexibility, etc., to hair after drying and improving use feeling.  <P>SOLUTION: The hair-treating agent composition is provided by blending (A) 0.05 to 5 mass% tertiary amine such as N-(2-hydroxy-3-stearoxypropyl)-N, N-dimethylamine, (B) 0.05 to 5 mass% quaternary ammonium type surfactant, (C) 0.01 to 2 mass% linear block type polyether-modified silicone, and (D) 10 to 40 mass% sugar and/or sugar alcohol.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010165415-A (JP)
Title: Semiconductor integrated circuit device and operating method thereof
Inventor: KOMATSU SHIGENOBU
IPC: G11C11/417
Filed: 2009-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To reduce fluctuation of generating timing of a sense-amplifier enable signal even when memory capacity of a memory that uses a replica bit-line is made higher.  <P>SOLUTION: A semiconductor integrated circuit device is provided with a plurality of word lines wl[0]..., a plurality of bit lines bt[0], bb[0]..., a plurality of normal memory cells MEMCELL, access control circuits WD, CTRL, a plurality of sense amplifiers SA, first and second replica bit lines rplbt[0], [1], first and second replica memory cells RPLCELL, and first and second logic circuits INV0, 1; the first and the second replica memory cells are connected respectively to the first and the second replica bit lines, inputs of the first and the second logic circuits INV0, 1 are connected respectively to the first and the second replica bit lines rplbt[0], [1], the sense amplifier enable signal sae is generated from the output of the second logic circuit, this signal sae is supplied to a plurality of sense amplifiers SA.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010166370-A (JP)
Title: Image reading device and image forming device
Inventor: NIKADO DAISUKE
IPC: H04N1/19
Filed: 2009-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image reading device and an image forming device which can obtain high-quality image data.  <P>SOLUTION: The image reading device, which includes a first image reading means for reading a first surface of an original transferred on an original transfer path, a second image reading means for reading a second surface of the original, and a white reference material arranged at a position facing the second image reading means, comprises a space control means for controlling a distance between the second image reading means and the white reference material by changing the position of the white reference material, an original edge detection means for detecting a main scanning edge of the original from the image data obtained by the second image reading means and detecting a shift amount between the main scanning edge and a reference original edge position, and a resist adjustment means for increasing a distance between the second image reading means and the white reference material more than the usual distance when the original is read by using the space control means in a mode in which the original is read by using only the first image reading means, detecting the shift amount by using the original edge detection means, and correcting a resist position of the image data read by the first image reading means.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009168818-A (JP)
Title: Method of preserving reagent in minute flow apparatus for blood biochemical reactions, and biochemical inspection method using minute flow apparatus
Inventor: CHO YOON-KYOUNG
IPC: G01N35/08
Filed: 2009-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of preserving a reagent in a minute flow apparatus for blood biochemical reactions, and to provide a biochemical inspection method using the minute flow apparatus.  <P>SOLUTION: The method of preserving the reagent in the minute flow apparatus includes the step of injecting the reagent into reaction chambers provided in the minute flow apparatus, and the step of freeze-drying the reagent in the state of being injected into the minute flow apparatus. The biochemical inspection method using the minute flow apparatus which employs the minute flow apparatus for biochemical inspections in which the reaction chambers holding the reagents for carrying out a biochemical inspection and fluid flow passages are provided, includes the step of injecting the reagents into the reaction chambers provided in the minute flow apparatus, and the step of freeze-drying the reagent in the state of being injected into the minute flow apparatus.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010163263-A (JP)
Title: Device for supplying unstable container
Inventor: YAMASHITA KYOICHI
IPC: B65G47/84
Filed: 2009-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To accelerate an unstable container transferring speed without adding a special device.  <P>SOLUTION: This unstable container supplying device includes: a star wheel to be rotated in one direction around a vertical rotary shaft to supply unstable containers, aligning them at an equal interval; and a belt conveyor to be loaded with multiple unstable containers in the state of standing upright to transfer them to the star wheel. The loading surface of the belt conveyor is inclined to a downward slope toward the star wheel, and the plurality of unstable containers loaded on the loading surface of the inclined belt conveyor are transferred to the star wheel in a posture tilting forward.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010166461-A (JP)
Title: Imaging apparatus
Inventor: SENBA TAKEHIKO
IPC: H04N5/225
Filed: 2009-01-19
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an image having the same effect as the image prepared by slow synchronous photographing by a simple operation.  <P>SOLUTION: The imaging apparatus includes an imaging element 12 for imaging an image of a subject, releasing means 14, 16, and 18 for controlling image exposure on the imaging element 12. It is provided with a control means 20 which controls the releasing means 14, 16, and 18 so as to perform a plurality of times of exposures at different exposure time in a single releasing operation, and to control the imaging element 12 to separately accumulate electric charges at the plurality of times of exposures, an image compositing means 22 to composite the image data prepared through individual accumulation of electric charges by the imaging element 12 together as image data of a single image, and a recording means 23 for recording the composite image data.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010170590-A (JP)
Title: Compact disk substrate and compact disk
Inventor: TAKAHASHI HEISUKE
IPC: G11B7/2533
Filed: 2009-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact disk substrate which has excellent birefringence and to which high density information signals of pits and grooves are accurately transferred and which is nearly free from flatness, rigidity and warpage and has excellent folding properties while having characteristics as an information recording medium nearly free from plane deflection upon vibration, and to provide a compact disk.  <P>SOLUTION: The compact disk substrate is formed by using an aromatic polycarbonate resin composition containing 0.5 to 2 pts.wt. polycaprolactone having a number average molecular weight of 1,000 to 50,000 to 100 pts.wt. aromatic polycarbonate constituted of a bivalent phenol component composed substantially of 2,2-bis(4-hydroxyphenyl)propane (component a) having a viscosity average molecular weight of 1.4×10<SP>4</SP>to 2.0×10<SP>4</SP>.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010168147-A (JP)
Title: Rope come-off preventing device
Inventor: YAMAMOTO KAZUNORI
IPC: B66C23/82
Filed: 2009-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To optimally prevent a rope from coming off a sheave along with the rotation of a live mast.  <P>SOLUTION: A rope come-off preventing device includes: an arm member 17 supported about a rotation axis 16, which is coaxial with the rotation axis of the second sheave 14, rotatably in the fore-and-aft direction of the machine body, to support a winch rope between the first sheave and the second sheave 14; a rotating member 30 supported about the rotation axis 16 rotatably in the fore-and-aft direction of the machine body, and relatively rotatably with respect to the arm member 17; and a rotating mechanism 37 for rotating a rotating member 30 in accordance with the rotation of the arm member 17. The rotating member 30 has rod-like members 351-354, for stopping the come-off of the rope, moving around the second sheave 14 by the rotation by the rotating mechanism.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010177908-A (JP)
Title: Device, system, method and program for calculating communication traffic
Inventor: MIYAMURA TAKASHI
IPC: H04L12/70
Filed: 2009-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To improve the accuracy of estimation of a communication traffic amount among the respective nodes in a network.  <P>SOLUTION: A device 10 for calculating communication traffic calculates an initial value tg of an estimation value of a communication traffic amount in a communication network 40 by a gravity method. The device compares the initial value tg with an actual measurement value of a traffic amount of a flow in the communication network 40. In this case, when an error between the initial value tg and the actual measurement value is large, the initial value tg is corrected by the actual measurement value, and an estimation value T<SP>est</SP>of the communication traffic amount is calculated by a TomoGravity method using the corrected initial value tg.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010179495-A (JP)
Title: Fluid jetting apparatus and fluid jetting method
Inventor: USUDA HIDENORI
IPC: B41J2/185
Filed: 2009-02-03
Abstract: <P>PROBLEM TO BE SOLVED: To allow an absorber to absorb a fluid overflowing from the end of a medium held to a rotation body without affecting the rotation of the rotation body when carrying out marginless printing.  <P>SOLUTION: A fluid jetting apparatus includes (A) the rotation body rotated while holding the medium on the peripheral surface, (B) a fluid jetting part for jetting a fluid toward the medium so as not to form a margin at the end of the medium on the peripheral surface, in the axial direction of the rotation body, (C) the absorber for absorbing the fluid, overflowing from the end, out of the fluid jetted from the fluid jetting part in a position outside the end of the medium on the peripheral surface in the axial direction, and (D) a rotation body drive mechanism for rotating the rotation body, which drives the rotation body so that driving force by the rotation body drive mechanism is not transmitted to the absorber.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010179511-A (JP)
Title: Method and apparatus for producing injection-molded product
Inventor: UMEZAWA TAKAO
IPC: B29C45/06
Filed: 2009-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To set first and second turntables 3 and 4 to be freely movable approaching and separating, in which mold surfaces on which a first semi-finished product A and a second semi-finished product D both mold-remain are formed when an injection-molded product is produced by unifying a pair of the first and second primarily injected semi-finished products A and D by secondarily injecting a resin material on an abutting surface (injection margin) B where the first and second semi-finished products A and D butt each other.  <P>SOLUTION: In each of mold surfaces of numbers M and N which are formed in the first and second turntables 3 and 4, production processes of the numbers M and N including at least primary and secondary injection processes are executed, and it is set so that the mold surface comes back to the original position by executing rotation-stop of M and N times in turn. In the first and second turntables 3 and 4, in the mold surface excluding the mold surfaces which are mold-matched mutually in the second injection process, the production processes of M-1 and N-1 including the primary injection process are executed.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010181098-A (JP)
Title: Heating and cooling device and heat exchange unit used for the same
Inventor: IMAI MASAAKI
IPC: E04B9/00
Filed: 2009-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To assemble a unit efficiently, and to secure the toughness of the unit in a ceiling radiation type heat exchange unit for heating and cooling including a pipe through which fluid passes and panels supporting the pipe.  <P>SOLUTION: The pipe 3 is bent zigzag in a plane view, and straight sections 3a of the pipe 3 are supported by the individual panels 4. The panels 4 have the same cross-sectional shapes, and frame materials 5 and the respective panels 4 are connected by connection means at both ends in the width direction of the respective panels 4. Each panel 4 includes, as the connection means, plate-shaped first claw pieces 15a, 15b protruded toward the frame material 5 at both ends in the width direction of the panel 4 and extended long in the longitudinal direction of the panel. The frame material 5 includes, as the connection means, engagement grooves 26A engaged with the first claw pieces 15a, 15b of the panels 4.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010183768-A (JP)
Title: Power supply apparatus and method of controlling power supply apparatus
Inventor: YOSHIMOTO KANTARO
IPC: H02P21/00
Filed: 2009-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To suppress an increase in loss due to a discharging and charging current of a capacitor provided in a power converter even when a motor frequently repeats a powering state and a regenerating state.  <P>SOLUTION: A power supply apparatus includes a plurality of power supplies Ea and Eb connected to a motor 10 via a power converter 20, a switch circuit including switching means SW1, SW2, and SW3 for switching an electric connection state between the power supplies Ea and Eb between a series connection and a parallel connection, and a controlling means 40 that sets the electric connection state to a series connection when the motor 10 is in a regenerating state and sets the electric connection state to either a series connection or a parallel connection on the basis of the state of the motor 10 when the motor 10 is in a powering state, by controlling the switching means SW1, SW2, and SW3. When the motor changes from the regenerating state to the powering state, the controlling means 40 performs processing to keep the electric connection state fixed at a series connection according to the state of the motor 10.  <P>COPYRIGHT: (C)2010,JPO&INPIT