baber/WOPTO huggingface dataset:
Patent JP-2003170251-A (JP)
Title: Immersion nozzle
Inventor: NONOBE KAZUO
IPC: B22D11/10
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an immersion nozzle having twisting tape-like swivel wings for making a molten steel flow inside the nozzle a swivel flow, which can prevent alumina adhesion to a swivel wing, smoothly divide the molten steel flow, positively obtain swivel flow imparting effects, and improve quality of cast slabs.  <P>SOLUTION: In the immersion nozzle having twisting tape-like swivel wings for making the molten steel flow inside the nozzle the swivel flow, the immersion nozzle is characterized in that the upper end portion of the swivel wing has a shape projected upward in view of the thickness direction.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003173155-A (JP)
Title: No accident record display board
Inventor: KURODA HIROSHI
IPC: G09F9/37
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a no accident record display board 11 which unnecessitates management of a number of numeral plates, and which is easy to set numerical values and easy for the updating work of the items such as target time (the number of days) or continuous no accident time (the number of days).  <P>SOLUTION: A plurality of a numeral display units 1 are attached to the position corresponding to each item on a main body baseboard 12. Each of the numeral display units 1 is composed of a unit baseboard 2 with the surface in the background color freely turnably supporting a plurality of segment members. Each segment member is composed of a background color face in background color and a revealing color face in a revealing color, each of which constitutes the opposite face. By selectively turning the segment members into 'background merging position' where the background color face in the state of facing the front side comes in parallel with the unit baseboard 2 or into 'revealing position' where the revealing color face in the state of facing the front side comes in parallel with the unit baseboard, a numeral from '0' to '9' or a blank is selectively displayed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003169636-A (JP)
Title: Sliced meat product of old chicken
Inventor: ISHIDA KIYUUICHI
IPC: A23L13/50
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide the sliced meat product of old chickens, capable of being eaten as a chicken meat product having a good tooth touch, fully containing a gravy and having a good taste from the extremely low commercial value- having meats of the old chickens.  <P>SOLUTION: This thinly sliced meat product of the old chickens is characterized by using the commercial value-free meats of the old chickens not having laid as raw meats, uniformly dusting a meat adhesive such as transglutaminase on the raw meats, piling the meats in a mold, pressurizing the piled meats from the upper side for a prescribed time, and then thinly slicing the obtained molded product having the prescribed size.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003169910-A (JP)
Title: Game panel for pachinko game machine
Inventor: OSAWA HITOSHI
IPC: A63F7/02
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently pull out a large number of obstructive nails, which are planted on a game panel, from the game panel when they are discarded or recycled after being used.  <P>SOLUTION: On the surface of the main body section (1) of the game panel (A), a sheet-form separating plate (2) comprising a strong material such as a metal plate is integrally laminated. Thus, the obstructive nails (3 and so forth) are planted at specified locations of the main body section (1) through the separating plate (2). Then, when the obstructive nails (3) are pulled out after use, the obstructive nails are pulled out from the main body section (1) together with the separating plate (2) by a work to peel the separating plate (2) from the main body section (1).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002220147-A (JP)
Title: Recorder
Inventor: YAMAGUCHI HIDEKI
IPC: B41J2/01
Filed: 2001-12-10
Abstract: PROBLEM TO BE SOLVED: To miniaturize a recorder, reduce its weight, and improve supply and discharge performances, conveyance performance, the adjustment property of a distance between a recording head and a sheet member, and the assembly property. SOLUTION: This recorder has a discharge roller 106a arranged on the downstream side of a recording region to convey a recording paper 8, a spur 109 cooperating with the discharge roller 106a to nip and hold the recording paper 8, a discharge roller 107a arranged on the downstream side of the discharge roller 106a to convey the recording paper 8, a spur 110 cooperating with the discharge roller 107a to nip and hold the recording paper 8, a compression spring 108 energizing the discharge roller 106a onto the spur 109, and a compression spring 108 energizing the discharge roller 107a onto the spur 110. An energizing force of the compression spring 108 energizing the discharge roller 106a is weaker than an energizing force of the compression spring 108 energizing the discharge roller 107a.
Patent JP-2003018458-A (JP)
Title: Imaging system using solid-state cmos imaging device
Inventor: MATSUMOTO HIROYUKI
IPC: H04N5/374
Filed: 2001-12-11
Abstract: PROBLEM TO BE SOLVED: To automatically discriminate flicker of an illumination light source such as a fluorescent lamp appearing as light and dark spots in frames, effectively cancels the flicker with a simple configuration means, and smoothly carries out automatic iris adjustment over a wide range while effectively preventing the flicker of the illumination light source such as the fluorescent lamp, in a camera system using a solid-state CMOS imaging device. SOLUTION: Turning on and off of the light source illuminating an object to be imaged is judged based on brightness change in small and large areas set up in the frame and an electric charge storage time for each pixel (110) is set up to be equal to the turning-on-and-off period of the light source or an integral multiple thereof. The charge storage time is changed over responsive to the turning-on-and-off period of the light source or the integral multiple thereof to set up a stored light amount for each pixel step wise and difference in the stored light amount between steps is interpolated by continuous gain control of read-out signals of pixels.
Patent JP-2002250634-A (JP)
Title: Map display method and map display device
Inventor: KOYANAGI HIROHISA
IPC: G09B29/00
Filed: 2001-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a map display method and a map display device, capable of clarifying a road map displayed on a screen, by displaying an overlooking map acquired by overlooking in the prescribed spot direction. SOLUTION: A bird's-eye view is displayed, acquired by overlooking from the sky over the periphery of a present position in some direction toward a guidance point, a spot on the route, a spot reached by advancing as far as the prescribed distance toward the destination direction, along the recommended route from the present position, a spot separated as far as a prescribed distance in straight line, in the prescribed direction from the present position, or the like.
Patent JP-2003182573-A (JP)
Title: Truck frame placement jig
Inventor: USUI YONEYUKI
IPC: B61F5/00
Filed: 2001-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To simplify reversing work for a truck frame.  <P>SOLUTION: As one side beam of the truck frame placed on a movable side beam support 9 remains placed on the side beam support 9, another side beam placed on a fixed side beam support 6 is lifted up by a crane. At the same time, the movable side beam support 9 is moved, followed by reversing the truck frame and placing one side beam lifted up by the crane on another fixed side beam support 7. In the state that one side beam of the truck frame is placed on the movable side beam support 9 at all times, the truck frame can be reversed, permitting more stable reversing work than reversing the whole truck frame after lifted up.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003182742-A (JP)
Title: Container spout adaptor
Inventor: MAKINO HIDEYA
IPC: B65D23/00
Filed: 2001-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To inexpensively provide a container spout adaptor which can be easily and directly attached to the spout of an ordinary container such as a pet bottle, a paper pack, a bottle for extending the spout and for discharging easily.  <P>SOLUTION: This adaptor comprises a tube body 10 made of a hollow tube whose one end is narrow, a spout 20 formed at the tip end of the tube body 10, and a container spout attaching member 3 formed at the back end of the tube body 10. In a condition where the same is attached to a container spout 91, the top side face of the body 10 is formed with an opening 40.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002262981-A (JP)
Title: Right angled spoon and right angled fork
Inventor: MIYATAKE KAZUKO
IPC: A47G21/04
Filed: 2001-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a right angled spoon and a right angled fork which are prevented from hiding the mouth of a physically challenging person by a hand of a nursing person to cause spilling food when the nursing person helps the person challenging for his/her hands. SOLUTION: A shank is equipped at right angle with a spoon to enable a nursing person to easily watch around the mouth of a nursed person.
Patent JP-2003182003-A (JP)
Title: Oxygen gas barrier film and method for manufacturing the same
Inventor: NAKATANI TADASHI
IPC: B29K29/00
Filed: 2001-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an oxygen gas barrier film capable of developing high oxygen gas barrier properties, especially excellent oxygen gas barrier properties even under a high humidity condition and also good in sealant adhesiveness, and a method for manufacturing the same having excellent oxygen gas barrier properties at a low cost from an easily obtainable material.  <P>SOLUTION: In the oxygen gas barrier film obtained by forming a polyvinyl alcohol resin layer on at least one surface of a biaxially stretched polypropylene resin film through an adhesive layer, the adhesive layer comprises a modified polyolefinic resin with an acid modified quantity of 0.3-0.8 wt.% and a melt flow rate of 2.0-5.0 g/10 min containing an acid modified polyolefin.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003188890-A (JP)
Title: Digital interface device, and inter-information-processor bus control method to be conducted by using the same
Inventor: TACHIKI SHINICHI
IPC: G01C23/00
Filed: 2001-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To stabilize video and sound communication by restricting an abnormality after isochronous transfer recovery caused by the discrepancy of bus resources which occurs when the bus is reset in a digital interface device for controlling the bus among a plurality of information processors interconnected via a network.  <P>SOLUTION: The digital interface device is provided with: a means for identifying bus reset types; a means for acquiring the self ID packet of each information processor after bus resetting; a means for obtaining the number of the information processors on the network; a means for obtaining the number of the information processors by which the link layer or a transaction layer of each processor is effective; a means for obtaining the number of the information processors having a function to be a management node personally; and a means for controlling the transmission of synchronous packet. Thus, in accordance with the kind and the increment/reduction of the obtained number, it is decided whether or not the synchronous packet can be re-transmitted.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003181535-A (JP)
Title: Method for lubricating steel tube inside reduction roll
Inventor: SUGANO KOJI
IPC: B21C37/30
Filed: 2001-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for lubricating a steel tube inside reduction roll in which the solidification of a lubricating oil in a bearing of a roller for rolling the inside of the tube is reduced and a continuous operation time of an apparatus for rolling the inside of the tube can be extended as compared with a prior art.  <P>SOLUTION: The method for lubricating the steel tube inside reduction roll comprises steps of supporting the steel tube inside reduction roll for smoothing a seamed part of the steel tube brought into pressure contact by rolling from the inside, using the lubricating oil having viscosity which is low in temperature dependency when the bearing subjected to a surface pressure of 8 MPa or more is lubricated, and intermittently supplying such a lubricating oil to the bearing in a mist formed by pressurized air at a number of 10 to 20 times/min.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003194768-A (JP)
Title: Water sensor
Inventor: INOUE HIROSHI
IPC: G01N27/414
Filed: 2001-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water sensor for securing high reliability regardless of a long-term wetting state.  <P>SOLUTION: The water sensor 30 comprises an operation electrode 24 that provides a sensor chip 4 having an ion-sensitive-type field effect transistor 29, and a comparison electrode 22. In the water sensor 30, a printed circuit board 1 having an electrode section 2 at the side of the printed circuit board for external connection, and a wire-bonding electrode section 3 at the side of the printed circuit board for connecting chip sensors is provided inside a forming body 8 for forming the appearance of the counter electrode 24. At the same time, the sensor chip 4 is provided on the printed circuit board 1. The sensor chip side wire-binding electrode section 6 that is provided at the sensor chip 4, and the printed circuit board side wire bonding electrode section 2 of the printed circuit board 1, are connected by a wire 5, thus sealing at least the connection section in the forming body 8 by resin 9.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003192750-A (JP)
Title: Ultraviolet curing resin composition
Inventor: YAMADA TSUTOMU
IPC: C08F290/12
Filed: 2001-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ultraviolet curing resin composition capable of forming cured products having a high tensile break elongation due to fine elongation characteristics even in a cured state and excellent compatibility, transparency, softness, moisture resistance and adhesion to substrates.  <P>SOLUTION: The ultraviolet curing resin composition comprises (A) a polymer of conjugated diene type having at least one (meth)acryloyl group for one molecule in average, (B) a (meth)acrylic monomer and (C) a photo initiator. The mixing ratio of (A) component to (B) component is in the range of 10/90-90/10 based on the mass ratio. The mixing ratio of (C) component is 0.01-20 mass pts. to 100 mass pts. of the total amount of (A) component and (B) component.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003193874-A (JP)
Title: Dual fuel diesel engine combining gas fuel
Inventor: HIRAOKA TOSHIHIKO
IPC: F02M35/104
Filed: 2001-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a duel fuel diesel engine combining gas fuel, achieving lower exhaust gas pollution by preventing the occurrence of unburnt gas or black smoke.  <P>SOLUTION: The duel fuel diesel engine comprises a first fuel supply system F1 for supplying a liquid fuel and a second fuel supply system F2 for supplying a gas fuel. The second fuel supply system F2 consists of a gas supply source 17, a pressure controller 19 for controlling the supply pressure of the gas and a gas injector 20 for injecting and supplying the gas fuel to an intake port 30. The gas injector 20 is arranged on the outer face of the engine, with its injection passage 21 having an exit 31 facing to the intake port 30. In a second intake stroke S2 after closing an exhaust valve 11, the gas fuel is injected and supplied to the intake port 30 by the gas injector 20.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003190919-A (JP)
Title: Device for decomposing treatment of garbage
Inventor: SOEDA MASANORI
IPC: B09B3/00
Filed: 2001-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for decomposing treatment of garbage which decomposes using microorganisms in a short time, hardly leaks malodor to an environment, requires a small area for installation due to its compactness.  <P>SOLUTION: At the upper part of the apparatus main body 10 having airtightness, a charging opening 12 for the garbage is installed, and an opening and closing cover 13 is attached to obtain airtightness in closing. The apparatus main body 10 houses a decomposing chamber R, of which the bottom is formed by a semi-cylindrical wall in a U-shaped cross section as a side view, and which is charged with a porous microorganism impregnant pre-impregnated by the microorganisms decomposing the garbage. The decomposing chamber R is provided with an agitation blade 30 rotating at the center of a rotating axis 31 horizontally axial-suspended at the center part of the semi-cylindrical wall. At one part of the decomposing chamber R a discharge opening 21 is installed, and an opening and closing cover 22 is attached in to obtain airtightness in closing. An air introducing means 52 is provided introducing outside air to the decomposing chamber R and an exhaust means 61 for exhausting gas generated in the decomposing chamber R.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003196163-A (JP)
Title: Electronic control device
Inventor: SAWAMOTO TETSUO
IPC: F02D45/00
Filed: 2001-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To properly secure a backup data and to save a memory size.  <P>SOLUTION: An engine control device 10 comprises CPU 11, ROM 12, RAM 13, I/O 14 and the like. The RAM 13 comprises a backup RAM 13a, and the data of the backup RAM 13a is stored and held regardless of ON/OFF of an ignition switch 1. The backup RAM 13a has areas A1, A2, and A3, and a fuel correction coefficient CLRN is stored in the area A1. The fuel correction coefficient CLRN is defined by a floating decimal point type 4-bite length. Check data CHK1 and CHK2 defined by 2-bite length are stored in the areas A2 and A3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003203451-A (JP)
Title: Head slider
Inventor: KASAMATSU YOSHIHARU
IPC: G11B5/60
Filed: 2001-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a head slider capable of bringing a head element closer toward a recording medium to the utmost while avoiding collision between a projection on the recording medium and the head element.  <P>SOLUTION: The protection use projection 46 can collide with contamination prior to the head element 38. The head element 38 is protected behind the protection projection 46. The protection projection 46 is brought close to the head element 38 to the utmost. Even when the height of the protection projection 46 is decreased, forward and backward support projections 44, 45a, 45b reliably support a slider main body 23 on a magnetic disk 13. Increase in adsorptive power can be prevented. When the height of the protection use projection 46 is reduced, the head element 38 can approach the magnetic disk 13 to the utmost.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002275844-A (JP)
Title: Shock absorbing guard fence and its skeleton
Inventor: KUSATAKE SUGIAKI
IPC: E01F15/04
Filed: 2001-12-18
Abstract: PROBLEM TO BE SOLVED: To provide a guard fence capable of minimizing damage of a collision vehicle and an injury of a driver, and excellent in original state restoring capac ity in a rigid guard fence having a shock absorber. SOLUTION: The guard fence is composed of an upper skeleton 2 and a lower skeleton 3, and forms side walls of both skeletons as counter vehicle wall surfaces 17. The upper skeleton 2 composed of an elastic body is fixed or fastened in a belt shape in the vehicle traveling direction on the lower skeleton 3 as a cushion material 4" being the shock absorber.  The skeletons of the guard fence are composed of the upper skeleton 2, the lower skeleton 3, and the shock absorber interposed between interfaces 2a and 3a of the upper and lower skeletons 2 and 3 or a shock absorber interposed between a bottom surface 20 of the lower skeleton 3 and base concrete 11 in addition to the shock absorber, and is installed on a road surface in the vehicle traveling direction with the side walls of the upper and lower skeletons 2 and 3 positioned on the vehicle traveling side as the counter vehicle wall surfaces 17. At least one surface of the interfaces 2a and 3a or the bottom surface 20 is formed as a projecting bending surface or a curved surface or an inclined face bending toward a side part.
Patent JP-2003501908-A (JP)
Title: 公衆システムとスペクトルを共有する無線オフィス装置用の自動周波数割り当て
IPC: H04W16/10
Filed: 2000-05-15
Abstract: (57)【要約】
周波数割り当て装置は、選択無線周波数のプールを使用する複数のトランシーバを持つ無線オフィス装置において、無線通信装置用に選択無線周波数のどれが使用されるべきか自動的に割り当てる。無線通信装置は、各無線周波数ごとの干渉レベルを決定する。選択閾値より上の干渉レベルを有する無線周波数は、放棄される。最低の干渉レベルを有する残りの使用可能な無線周波数は、前記複数のトランシーバのいずれかにより、プールされた資源として使用されるべき割り当て周波数として選択される。
Patent JP-2003505786-A (JP)
Title: ２次元マトリクス処理のためのレジスタ
IPC: G06F9/318
Filed: 2000-06-26
Abstract: (57)【要約】
１つのプロセッサが少なくともレジスタの二組のセットを有する。第１のセットはデータのマトリクスをストアし、第２のセットは、データのマトリクスの転置されたコピーをストアする。第１のセットのいずれかの行のいずれかの部分が変更されたとき、第２のセット内の転置されたコピーの対応する列の部分が自動的に変更される。プロセッサによるマトリクスの処理に関するレジスタの二組のセットを使用する方法は、データのマトリクスをレジスタの第１のセットにストアするステップであって、それにおいてレジスタの第１のセットは第１の数のレジスタを有し、各レジスタは第１の数のストレージ・ユニットを含み、各ストレージ・ユニットはマトリクスの要素をストアするものとしたステップ、および当該データのマトリクスをレジスタの第２のセット内に転置するステップであって、それにおいてレジスタの第２のセットは第２の数のレジスタを有し、各レジスタは第２の数のストレージ・ユニットを包含するものとしたステップを包含する。この方法はさらに、レジスタの第１のセットの１つを参照してデータのマトリクスの１つの行に対する演算を行うステップ、レジスタの第２のセットの１つを参照して当該データのマトリクスの１つの列に対する演算を行うステップを包含する。
Patent JP-2003506392-A (JP)
Title: 安定な水素化ルプロン抗菌性口腔用組成物
IPC: A61K8/97
Filed: 2000-08-01
Abstract: (57)【要約】
水素化ルプロンと陰イオン界面活性剤とを含む安定な抗菌性口腔用組成物。
Patent JP-2003506706-A (JP)
Title: カプセルに封入された共振部材を備えた容量性圧力センサー
IPC: G01L9/00
Filed: 2000-08-04
Abstract: (57)【要約】
容量性圧力センサー（１００）は弾性部材（１０２）の平らな伝導性の表面と容量性板（１１６）の対応する平らな表面との間に隙間（１２６）を形成するように、弾性部材に隣接して配置されている容量性板を含む。隙間（１２６）、容量性板（１１６）、及び弾性部材（１０２）は協働して、容量特性（または、固有容量）を持ったコンデンサーを画定する。センサー（１００）はさらに、関連するインダクタンス値によって特徴付けられる、細長い電気導線（１２０）を含む。容量性板（１１６）と弾性部材（１０２）との間の隙間（１２６）は容量が変化するように、弾性部材（１０２）に加えられる圧力の予め決められた関数として変化する。コンデンサー（１３０）及び電気導線（１２０）は協働して、共振周波数特性（または、固有共振周波数）を持つ電気共振器を形成する。したがって、タンク回路の共振周波数は弾性部材に加えられた圧力（の大きさ）を指示する。
Patent JP-2003522325-A (JP)
Title: タンパク質と巨大分子リガンドとの結合阻害剤
IPC: A61P19/02
Filed: 2000-08-23
Abstract: (57)【要約】
標的タンパク質と該標的タンパク質の巨大分子リガンドとの結合を阻害する化合物が開示される。該化合物は、ターゲティング基、結合基、および任意にリンカー基を含有する。本発明の一局面において、ターゲティング基は、約０．１μＭより大きいＫｄで、かつ標的タンパク質と巨大分子リガンド間の結合を阻害するために標的タンパク質／巨大分子リガンドの結合部位の充分近傍内で、標的タンパク質の表面に非共有結合により結合する部分である。本発明の別の局面では、ターゲティング基はインビボで分解性である。本発明のさらに別の局面では、該化合物は、インビボで切断可能なリンカー基を含有する。
Patent JP-2003510068-A (JP)
Title: 細胞を培養するための方法および装置
IPC: C12N1/00
Filed: 2000-09-29
Abstract: (57)【要約】
本発明は、細胞を有する複数の中空ファイバ、その内部で細胞が増殖し、分化し、及び/又は遺伝的修飾されるのに必要な少なくとも１の蛋白質、及び任意に、少なくとも１の代謝産物を準備し、中空ファイバのキャピラリ外側に、細胞の増殖に必要な少なくとも１の物質を準備する工程を含む、細胞培養方法を提供する。この方法においては、中空ファイバは、半透過性であり、無細胞側の培地が、その半透過性のファイバへ再循環されることが好ましい。
Patent JP-2003510783-A (JP)
Title: 電気ランプ
IPC: H01J61/40
Filed: 2000-09-25
Abstract: (57)【要約】
電気ランプは、可視光を伝導し、光源（１２）を収容するランプ容器（１１）から成り立っている。電気ランプは、光吸収媒体（１６）から成っている。ランプ容器（１１）は、光学的干渉フィルム（１５）によって覆われている。その光学的干渉フィルムは、ケイ素の第１層と比較的高い反射指数を持つ物質の第２層が互い違いになった構造である。本発明によると、光源（１２）からの光は、干渉フィルム（１５）に届く前に、光吸収媒体（１６）を通過する。好ましくは、光吸収層（１６）は、ランプ容器と（１１）干渉フィルム（１５）の間に位置する。あるいは、光吸収層は、ランプ容器の壁に含まれている。好ましくは、干渉フィルム（１５）は、光吸収媒体（１６）が好んで吸収する５７０から６２０ナノメートルの波長域と実質的に同じ波長域の波長を反射する。好ましくは、電気ランプは、制御時には、有色光を放出し、ランプの電源が切れている状態では、自然色を示す。光吸収層（１６）は、好ましくは、主にNd 2 O 3 、CoAl 2 O 4 、Fe 2 O 3 、ZnFe 2 O 4 、ZnO、Fe 2 O 4 、又はBiVO 4 から成っている。