baber/WOPTO huggingface dataset:
Patent JP-2014505541-A (JP)
Title: ハイリスク構造強調機能を持つ仮想内視鏡撮像
IPC: A61B6/03
Filed: 2012-01-10
Abstract: 体ルーメンにおいて介入手順の間に用いられる仮想レンダリングにおけるハイリスク構造を強調する方法、システム及びプログラムが提供される。医師は、体ルーメンのＣＴスキャンを実行する。ＣＴスキャンを用いて、モデリングプログラムが、体ルーメンをセグメント化し、ハイリスク構造をセグメント化する。モデリングプログラムは、体ルーメン及びハイリスク構造の間の相対的な距離を決定し、マーキング基準とこの距離とを比較する。モデリングプログラムは、介入的なカメラ画像に対応する体ルーメンの内部の仮想レンダリングを作成し、マーキング基準と相対的な距離との比較に対応する体ルーメンの壁の領域をマーキングする。
Patent JP-2014506507-A (JP)
Title: 洗濯物を乾かすための送風機
IPC: D06F57/00
Filed: 2012-02-08
Abstract: 洗濯物干し装置に設置された、湿った洗濯物を乾かすための折り畳み式送風機である。送風機は、空気吸入口と、複数のシャッタを有する底部空気吹出し口を備えた第一の空気路部と、第一の空気路部に取付けられ、送風機を使用しない場合に第一の空気路部と共に折り畳むことができる第二の空気路部とを備える。１つまたは複数の脚部により、洗濯物から少し離れた上側で折り畳み式送風機を保持することができる。エンジン部は、折り畳み式送風機が湿った洗濯物から少し離れた上側で位置付けられると、洗濯物の乾燥工程の速度を上げるために、空気が底部空気吹出し口から洗濯物に流れ込むように、空気吸入口を通して外部から空気を吸い込む。  【選択図】図７
Patent JP-2014508234-A (JP)
Title: レール固定システム
IPC: E01B9/48
Filed: 2012-02-23
Abstract: ２つのリブ（１２、１３）を備えたリブ付きプレート（２）を有するレール固定システム。この２つのリブ（１２、１３）には、スプリング要素（３４、３５）を緊結する緊締要素（２０、２１）を固定するためのそれぞれ１つの凹部（１２ａ、１３ａ）が成形され、そのスプリング要素（３４、３５）は、レールの底部（１４）の上に押え付け力を印加するためのスプリングアーム（３６、３７）と、緊締要素（２０、２１）によってリブ付きプレート（２）に向かって緊結可能な緊締部分（３３）とを有する。この固定システムにおいて、各リブ（１２、１３）に、支持部分（２４）と上面装着部分（２５）とを含むガイド要素（２２、２３）が配置されるが、この支持部分（２４）と上面装着部分（２５）とを、対応するリブ（１２、１３）に次のような態様において適合させる。すなわち、ガイド要素（２２、２３）の支持部分（２４）が、被固定レールＳの長さ方向Ｌにおいて、対応するリブ（１２、１３）に沿って延びると共に、リブ付きプレート（２）の上に当接することが可能であり、上面装着部分（２５）はリブ（１２、１３）の上面に載るような態様であり、かつ、上面装着部分（２５）には、緊締手段（２０、２１）をそれぞれのリブ（１２、１３）の凹部に貫通して導くための開口（２９）が成形され、さらに、システム（１）の装着が完成した場合に、緊締部分（３３）が、上面装着部分（２５）に対して押し付けられて保持されるような態様である。 【選択図】図１
Patent JP-2014512312-A (JP)
Title: 包装容器、包装容器を形成する方法、および成形型
IPC: B31B50/59
Filed: 2012-02-21
Abstract: 本発明は、ボール紙素材片（３１）を備えた包装容器（３０）であって、ボール紙素材片（３１）は、底部（３１ａ）と該底部（３１ａ）から上方に延びる１つまたは複数のボール紙側壁（３１ｂ）とを有する器として形作られており、包装容器（３０）は成形された縁（３２）をさらに備え、該成形された縁は、１つまたは複数のボール紙側壁（３１ｂ）の上方部分と成形された縁（３２）の下方部分とで形成された境界面（Ｉ）に沿って１つまたは複数のボール紙側壁（３１ｂ）に取り付けられ、１つまたは複数のボール紙側壁（３１ｂ）の上端の少なくとも一部に沿って延びている、包装容器（３０）において、縁（３２）は、１つまたは複数のボール紙側壁（３１ｂ）から実質的に直立して上方に延び、それによって包装容器（３０）に、成形された上方側壁部分を設けていることを特徴とする。本発明は、方法および成形型にも関する。
Patent JP-2014511613-A (JP)
Title: 複数メトリックフィルタ処理
IPC: H04N19/00
Filed: 2012-02-22
Abstract: ビデオエンコーダまたはビデオデコーダのフィルタユニットは、ピクセルのブロック内のピクセルのグループのための第１のメトリックを判断することと、ピクセルのグループのための第２のメトリックを判断することと、第１のメトリックと第２のメトリックとに基づいて、フィルタを判断することと、ピクセルのグループにフィルタを適用することによってフィルタ処理済み画像を生成することとができる。第１のメトリックおよび第２のメトリックは、それぞれアクティビティメトリックおよび方向メトリックであることができる、または、エッジメトリック、水平アクティビティメトリック、垂直アクティビティメトリック、または対角アクティビティメトリックのような他のメトリックであることができる。 【選択図】図７
Patent JP-2014506836-A (JP)
Title: Ｃｏ２回収のための収着剤物品
IPC: B01J20/26
Filed: 2012-02-23
Abstract: 開放通路を画成する多孔質通路壁を有する基体、およびその多孔質通路壁の表面に分布した有機・無機複合収着材料を有する収着剤物品であって、収着材料が、アミノ官能化アルコキシシランおよびポリアミンに由来し、多孔質通路壁の内面にＣＯ 2 吸着部位を形成する収着剤物品が開示されている。その物品は、例えば、気体からＣＯ 2 を除去するために有用であろう。
Patent JP-2014515644-A (JP)
Title: 自浄式外科用吸引デバイス
IPC: A61M1/00
Filed: 2012-03-14
Abstract: 【解決手段】 第１の縦軸、近位開口部、および遠位開口部を有する、吸引管と、吸引管と実質的に同延かつそれに平行であり、第２の縦軸、近位開口部、および遠位開口部を有する、ガイド管と、近位端および遠位端を有する口針と、近位開口部および遠位開口部を有する接合部導管とを備え、口針が、第２の縦軸に沿って配置され、ガイド管によって取り囲まれ、接合部導管の近位開口部が、吸引管の遠位開口部およびガイド管の遠位開口部と接触しており、その結果、接合部導管の遠位開口部が、吸引管と流体連通し、口針を、ガイド管を通じて、第２の縦軸に沿って、接合部導管を通じて促すことが、口針の遠位端を接合部導管の遠位開口部へと並進させる、外科用吸引デバイスが、開示される。 【選択図】  図１ａ
Patent JP-2015129641-A (JP)
Title: Method for separating tritium from radiation-contaminated water
Inventor: HATAYA SEIZO
IPC: B01D59/04
Filed: 2014-01-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for separating tritium contained in a large amount of radiation-contaminated water.SOLUTION: A method for separating tritium includes: excavating the ground to a great depth of 3-10 km below the surface of the ground to convey water; performing heat exchange between ground heat transferred to an earth crust from a mantle and the water; collecting contaminated water as vapor up to and above the ground; separating it into light water containing tritium and impurities with a temperature filter 13, and then separating salt and impurities 22 from it in a heating drum 18; and further separating tritium from the light water containing tritium with a temperature filter in a trap 24.
Patent JP-2015129532-A (JP)
Title: Gland packing
Inventor: KATAOKA KOICHI
IPC: C01B31/04
Filed: 2014-01-06
Abstract: PROBLEM TO BE SOLVED: To provide a gland packing that is improved to reduce friction and maintain good sealing performance while following a configuration comprising a combined material of expanded graphite and PTFE.SOLUTION: A gland packing A has a configuration in which an expanded graphite tape having a surface layer 2 comprising burned PTFE is spirally or concentrically wound up with the surface layer 2 located on the radial inner side. It is desirable that the surface layer 2 is formed only at a portion corresponding to an inner peripheral surface 1N of the innermost one circle, and the surface layer 2 may include graphite. The expanded graphite tape may be impregnated with a hydrocarbon system lubricant, and in this case, preferably, a weight ratio of the hydrocarbon system lubricant is set to be 3-5%.
Patent JP-2015129830-A (JP)
Title: Display device and method for manufacturing display device
Inventor: KAWADA YASUSHI
IPC: H05B33/02
Filed: 2014-01-07
Abstract: PROBLEM TO BE SOLVED: To provide a display device excellent in reliability and a method for manufacturing the display device, or to provide a display device that can stably maintain a shape, and a method for manufacturing the display device.SOLUTION: The display device includes a first laminate, a second laminate, and a filling layer. The first laminate includes a first barrier layer (11) formed on a resin layer surface, and a switching element formed above the first barrier layer. The second laminate includes a second barrier layer (31) in the same configuration as the first barrier layer, relating to the laminate order of each layer, materials, and thickness. The laminate structure of the first barrier layer and the laminate structure of the second barrier layer are symmetry to each other about the switching element.
Patent JP-2015130756-A (JP)
Title: slip ring mechanism
Inventor: HAYASHI HIROTO
IPC: H02K9/28
Filed: 2014-01-08
Abstract: PROBLEM TO BE SOLVED: To provide a slip ring mechanism which introduces a cooling gas into a housing and discharges the cooling gas thereby cooling brushes and has a simplified structure.SOLUTION: A slip ring mechanism 200 includes: a slip ring structure part 20 including brushes 22 and a slip ring 21; a motor cover 2 and an end cover 30 which form a storage space A of the slip ring structure part 20; and a guide member 32 which extends from the end cover 30 into the storage space A so as to enclose the slip ring structure part 20 and partially divides the storage space A. The guide member 32 divides the storage space A thereby forming an inner space part A1 including the slip ring structure part 20 and an outer space part A2 which is located adjacent to the inner space part A1 sandwiching the guide member 32 therebetween and communicates with the inner space part A1. The end cover 30 includes: a first passage 38 which allows the inner space part A1 to communicate with the exterior; and a second passage 39 which allows the outer space part A2 to communicate with the exterior.
Patent JP-2015131432-A (JP)
Title: Electronic apparatus, expansion electronic apparatus and electronic apparatus system
Inventor: MOGI TSUTOMU
IPC: G06F3/12
Filed: 2014-01-14
Abstract: PROBLEM TO BE SOLVED: To provide a technique capable of executing spool processing while suppressing reduction in processing efficiency of an electronic apparatus.SOLUTION: An electronic apparatus comprises: a generation section generating image data; a first controller; and an external bus capable of being selectively connected to at least one of a first storage device and an expansion electronic apparatus provided with a second storage device and a second controller. When the first storage device is connected to the external bus, the first controller performs spool processing for causing the image data to be stored in the first storage device. When the expansion electronic apparatus is connected to the external bus, the first controller causes the second controller to perform the spool processing for causing the image data to be stored in the second storage device.
Patent JP-2015133074-A (JP)
Title: Ic card and ic card control method
Inventor: WAGA YOSHIHIRO
IPC: G06F12/00
Filed: 2014-01-15
Abstract: PROBLEM TO BE SOLVED: To provide an IC card and an IC card control method having high convenience.SOLUTION: An IC card according to one embodiment comprises a file-control-information reconfiguration unit that selects a file indicated by a selection command and retrieves file control information corresponding to the selected file if receiving the selection command to indicate the selection of the file stored in a storage unit, or that retrieves file control information corresponding to a file higher in hierarchy than the selected file if the file control information corresponding to the selected file is not present in the storage unit, and that reconfigures the file control information on the selected file using the retrieved file control information and transmits the reconfigured file control information to an external device via a communication unit.
Patent JP-2015137944-A (JP)
Title: Sensor abnormality detection device
Inventor: UENO HIROSHI
IPC: G01R19/00
Filed: 2014-01-22
Abstract: PROBLEM TO BE SOLVED: To provide a sensor abnormality detection device which is capable of improving a fault coverage of a sensor in spite of the reduction in the number of integrated circuits.SOLUTION: When a vehicle starts at a point P1, a Hall IC is activated with it as a trigger to operate a self-diagnosis function. When the vehicle starts at a point P2 or a point P5, a motor driving current during travel is measured. The motor driving current during travel is defined as a measurement object current. When the vehicle stops traveling at a point P3 or a point P6, the measurement object current stops flowing. At a point P4 or a point P7 where the measurement object current does not flow, the Hall IC is reactivated by a microcomputer to operate the self-diagnosis function. When the vehicle stops at a point P8, the Hall IC stops.
Patent JP-2014132267-A (JP)
Title: Collection tubes apparatus, systems and methods
Inventor: JANE EMERSON
IPC: G01N1/16
Filed: 2014-01-24
Abstract: PROBLEM TO BE SOLVED: To provide methods of producing collection tubes.SOLUTION: The methods comprise the steps of: providing a separator substance that can rapidly polymerize in a short time to a desired hardness; and disposing the separator substance within a lumen of a tube. The separator substance is formulated to have density between average density of a serum fraction of whole blood and average density of a cell-containing fraction of the whole blood, and to be able to flow with the whole blood. Upon centrifugation of a tube having blood, the separator substance forms a barrier between the whole blood fractions. The barrier rapidly hardens to form a solid barrier when reaction is started by a suitable energy source.
Patent JP-2015140475-A (JP)
Title: Copper tube for heat exchanger
Inventor: WATANABE MASAHITO
IPC: C22C9/00
Filed: 2014-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a phosphorous deoxidized copper tube for a heat exchanger that improves its strength and also has excellent workability.SOLUTION: The phosphorous deoxidized copper having C1201 or C1220 chemical components defined in JIS H3300 is used to a copper tube for a heat exchanger having a tensile strength (σ) of 245 MPa or more, a crystal grain size of 10-30 μm, and the amount of residual oil on a tube inner face of 0.1 mg/m or less.
Patent JP-2015146475-A (JP)
Title: image display device
Inventor: MATSUI IZUMI
IPC: G03B21/00
Filed: 2014-01-31
Abstract: PROBLEM TO BE SOLVED: To improve the efficiency of presentation using a projector.SOLUTION: An image display device is equipped with a camera capable of capturing a projection image, synthesizes handwritten information (image) within a projection area and an image stored in an image memory in a projector, defines an area desired to write a memo therein, and cuts out the area from a synthetic image to make a memo image. The image display device comprises marker generation means and marker detection means for detecting the accurate position of the captured handwritten information.
Patent JP-2015146351-A (JP)
Title: Electromagnetic wave absorber
Inventor: FUJIMURA SUBARU
IPC: H05K9/00
Filed: 2014-01-31
Abstract: PROBLEM TO BE SOLVED: To provide an electromagnetic wave absorber having excellent electromagnetic wave absorbing characteristics even with a simple configuration.SOLUTION: The electromagnetic wave absorber includes a nonwoven fabric sheet containing conductive fibers and a thermo-fusible resin. The nonwoven fabric sheet has a difference in Asker FP hardness at front and rear surfaces. The nonwoven fabric sheet is manufactured by an air-raid method.
Patent JP-2015144657-A (JP)
Title: Belt fixture of school bag, and school bag
Inventor: WATADA KATSUJI
IPC: A45F3/04
Filed: 2014-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a belt fixture in which a backpack belt is hard to move to the side of a side gusset of a school bag, even if used for a long term, and to provide the school bag.SOLUTION: A backpack belt fixture 10 includes a base 11 attached to a bottom face of a school bag, a pair of right and left cup-shaped turning members 12 turnably provided around a turning shaft J in a vertical direction to the base, and a C-shaped belt connecting ring 13 swingably provided around a swinging shaft L perpendicular to a turning center with respect to each turning member. The backpack belt fixture also includes a stopper mechanism for regulating an outward rotation of each turning member 12 so that the backpack belt may not spread outside more than a predetermined angle. Corner angles θ1 and θ2 formed by vertical rods 13b and 13c and a horizontal rod 13d of the belt connecting ring 13 are acute angles in the outside (θ1) and obtuse angles in the inside (θ2).
Patent JP-2015146664-A (JP)
Title: Three-phase rectifier
Inventor: MATSUBARA YUICHI
IPC: H02M7/12
Filed: 2014-01-31
Abstract: PROBLEM TO BE SOLVED: To obtain a three-phase rectifier which can reduce harmonics contained in an input AC current, while suppressing pulsation of the output DC voltage.SOLUTION: A three-phase rectifier for converting the three-phase AC power inputted from a three-phase AC power supply into DC power includes a full-wave rectifier circuit for rectifying the three-phase AC power into DC power, a bidirectional switch circuit having a plurality of switching elements for turning the supply from the three-phase AC power supply to each phase of the full-wave rectifier circuit ON/OFF, and control means generating the switching pattern of each phase for turning the bidirectional switch circuit ON/OFF in response to a reference signal corresponding to the three-phase AC power, and performing the switching control of the bidirectional switch circuit based on the switching pattern thus generated. The control means generates the switching pattern of each phase so that an ON/OFF pattern, where the falling time of the plurality of switching elements is taken into account, is contained.
Patent JP-2015145087-A (JP)
Title: Image processing system
Inventor: TSUCHIYA TOMOICHI
IPC: B41J29/00
Filed: 2014-02-03
Abstract: PROBLEM TO BE SOLVED: To provide an image processing system that can process a print request for a plurality of connected client instruments so that a proper printing order can be set according to lengths of distances from the client instruments.SOLUTION: An image processing system 100 includes: print reception means that can receive a print request via a plurality of communication paths 311, 312, 313, 314 and 315 from a plurality of client instruments 301, 302 and 303; distance detection means for detecting distance information enabling determination of lengths of distances from the client instruments; and printing priority determination means for determining priority of execution of the print request from the client instruments, on the basis of the distance information acquired by the distance detection means.
Patent JP-2015145108-A (JP)
Title: Lamination apparatus
Inventor: OKAZAKI KOJI
IPC: H01L31/042
Filed: 2014-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a lamination apparatus with which lamination of an object to be processed having a plurality of curved faces can be conducted while suppressing occurrence of wrinkles on the rear surface sheet.SOLUTION: By arranging a punching sheet, of which at least one of the size and the number of punching holes or both of them is/are varied in accordance with the curvatures of a plurality of curved faces, between a heating means of the first diaphragm, the upper one of two diaphragms, and an object to be processed, and conducting lamination, excessive portions of the rear surface sheet can be absorbed as spherical protrusions in the punching holes so that occurrence of wrinkles on the rear surface sheet is suppressed.
Patent JP-2015148441-A (JP)
Title: Device and method for position estimation, and computer program
Inventor: OE KANTA
IPC: G01S1/74
Filed: 2014-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a terminal device enabling its location to be properly estimated even if it cannot receive an electric wave from a GPS satellite.SOLUTION: The position estimation device (20) includes: first acquisition means (22) for acquiring voice information which indicates voices collected by a terminal device (20); determination means (24) for determining whether or not properties of the voice information match the prescribed properties; and estimation means (25) for estimating the location of the terminal device on the basis of the determination result of the determination means.
Patent JP-2015147582-A (JP)
Title: Packaging bag for refilling
Inventor: SUZUKI NAOKO
IPC: B65D75/58
Filed: 2014-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a packaging bag for refilling with an excellent appearance, the packaging bag having no damaged part at the tip end portion of a V-shaped notch.SOLUTION: A packaging bag for refilling is provided, the bag having a discharging nozzle 8 facing outside at a top corner. The discharging nozzle 8 is composed of a tip top end sealing part 9, a top side sealing part 10, and a bottom side sealing part 11. A V-shaped notch 20 which is a start part for opening the discharging nozzle 8 is formed at the border between the tip top end sealing part 9 and the top side sealing part 10. A tip end portion 21 of the V-shaped notch 20 is formed in an R shape.
Patent JP-2015148906-A (JP)
Title: Image processing apparatus, imaging apparatus, and image processing program
Inventor: HOKOI ITSUHITO
IPC: H04N9/07
Filed: 2014-02-05
Abstract: PROBLEM TO BE SOLVED: To improve the accuracy of detecting a specific area from an image.SOLUTION: An image processing apparatus includes: a binarization section which binarizes an input image to generate a plurality of binarized images; a calculation section which calculates an evaluation value that indicates likelihood that an object area to be obtained by binarization is a specific area included in the input image, for each object area; a refining section which refines candidates of the specific area, by use of area information of a predetermined number of object areas having higher evaluation values; and a detection section which detects a specific area by use of the object area refined as a candidate of the specific area.
Patent JP-2015147856-A (JP)
Title: Electroconductive hydrogel
Inventor: TAMIYA RYUTA
IPC: C08F2/44
Filed: 2014-02-06
Abstract: PROBLEM TO BE SOLVED: To provide an electroconductive hydrogel which realizes both high biocompatibility and good mechanical properties such as strength and flexibility.SOLUTION: An electroconductive hydrogel comprises as dispersoids an electroconductive material and a crosslinked polymer in which polymers comprising a constitutional unit obtained from a monomer represented by the general formula (a1) are crosslinked via covalent bonds. [Ris H or a methyl group; Ris a hydroxy group-substituted C1-12 alkyl group or a hydroxy group-substituted C6-20 aryl group; X is O, S or N-R; and Ris H or an optionally hydroxy group-substituted C1-12 group.]
Patent JP-2015153765-A (JP)
Title: Method of manufacturing circuit device, mounting structure for semiconductor component, and circuit device
Inventor: MATSUKAWA YOZO
IPC: H01L21/60
Filed: 2014-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a circuit device, a mounting structure for a semiconductor component, and a circuit device, capable of reinforcing a junction with resin in a narrow space, having an excellent mounting junction rate after joining, and suppressing generation of a void, and having an excellent repairability of an electronic component.SOLUTION: A range along a side peripheral part of a semiconductor component in a part where the semiconductor component is to be mounted, of a circuit board having a plurality of lands, is precoated with a side-filling thermoset resin composition containing an epoxy resin and a heat cationic hardening accelerator and/or an acrylate resin and a heat radical hardening accelerator as a thermoset resin and its hardening accelerator and containing an organic acid as an inorganic filler and an activator.
Patent JP-2014160069-A (JP)
Title: Method and apparatus for measuring permeation rate of barrier material
Inventor: WULF GRAEHLERT
IPC: G01N15/08
Filed: 2014-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a method for measuring a penetration rate of a barrier material having, in particular, a low penetration rate.SOLUTION: In a measuring chamber 8.7 which has at least two shut-off elements 8.1 and 8.2, a concentration of at least one permeable material is measured which is present as a test gas with a constant concentration in a test gas chamber 8.3 and is permeated into the measuring chamber through a barrier element 8.5 which is arranged between the test gas chamber and the measuring chamber and has a known permeable surface area (A). In accordance with an equation, a permeation rate is calculated by using an enriching time (tA), a purge time (tS) measured in a first measurement mode in a process step (i), and the variation in concentration (c) of the permeable material measured during the purge time, or by using the variation in concentration of the permeable material measured in a second measurement mode in the process step (i) during a prescribed purge time (tvS), the prescribed purge time, and a prescribed enriching time (tvA).
Patent JP-2015154628-A (JP)
Title: Voltage step-down and charge system
Inventor: NAGATA YOICHI
IPC: H02M3/07
Filed: 2014-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a voltage step-down and charge system that can optimize an operation point as a load when viewed from power supply and feed generated power to power storing means at the maximum efficiency without using a manner, inefficient in power, in which voltages are stepped down after rectified currents is stored temporary at an auxiliary capacitor so that power is charged from high voltage AC power supply to lower voltage power storing means.SOLUTION: A voltage step-down and charge system comprises: rectification means 50 that rectifies full waves of output of power generation means 40; a voltage step-down circuit 10 that steps down voltages of the rectified output and charges power storing means 20; and means that measures terminal voltages of the power storing means 20. In order to control the voltage step-down circuit 10 to be changed to an operation point allowing power to be fed at most to the rectified output, voltage step-down magnifications are controlled so that voltages half of average voltages in time width in which voltage waveforms of the rectified output are substantially applied to the voltage step-down circuit 10 is closest to a value determined by multiplying the voltage step-down magnifications of the voltage step-down circuit 10 to the terminal voltages of the power storing means 20.