baber/WOPTO huggingface dataset:
Patent JP-2007289920-A (JP)
Title: Exhaust-gas cleaning catalyst, its regeneration method, exhaust-gas cleaning apparatus and exhaust-gas cleaning method using it
Inventor: NAGAI YASUTAKA
IPC: B01J38/12
Filed: 2006-12-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust-gas cleaning catalyst which can fully control aggregation of particles of a noble metal to fully control growth of particles of the noble metal for a long time even if exposed to an exhaust gas of high temperature for a long time and re-distribute particles of the noble metal in a short time to easily regenerate the catalyst activity even if in a comparatively low-temperature range when growing of the particles in its using.  <P>SOLUTION: The exhaust-gas cleaning catalyst has the noble metal supported by an oxide carrier, under oxidation atmosphere, the noble metal is on the surface of the carrier in higher oxidation state and also the noble metal has a surface oxide layer which is formed by binding with an cation of the carrier through oxygen of the surface of the carrier, and also under reduction atmosphere, wherein the noble metal is on the surface of the carrier in a metallic state and also the ratio of an amount of the noble metal exposed on the surface of the carrier, which is measured by the CO chemical adsorption method, is 10% or more by atomic ratio for the total amount of the noble metal supported by the carrier.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008113645-A (JP)
Title: Light-emitting lure
Inventor: KOBAYASHI CHINATSU
IPC: A01K85/01
Filed: 2006-11-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lure which emits a light when only put in water and stops light emission when taken out from water, by connecting a light-emitting diode, a light-emitting and blinking circuit and a lithium cell inside the lure.  <P>SOLUTION: A light-emitting diode (2), a light-emitting and blinking circuit (3) and a lithium cell (4) are connected inside a lure (1), and a (+) terminal (5) and a (-) terminal (6), which make a switch, are individually projected from the surface of the lure (1) and a hook (7) and a hook (8) are connected thereto. By putting the lure in water, as water works as a conductor, so the hook (7) and the hook (8) turn on electricity so that the light-emitting diode (2) emits a light. When the lure (1) is took out from water, the hook (7) and the hook (8) are electrically isolated and the light-emitting diode (2) stops emitting a light.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008139772-A (JP)
Title: Display system and device
Inventor: TANABE TOSHIAKI
IPC: G09G3/20
Filed: 2006-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a display system that can flexibly perform on-off control.  <P>SOLUTION: As shown in Fig. 5A, a display device D1 is turned into a second off-mode S2, in a normal screen display mode S4 where a personal computer 2 is turned on and all display devices D1, D2, D3 are operated. According to this arrangement, voltage is not output from a DDC output terminal 26a of the display device D1. As a result, the voltage is not supplied to a DDC signal input terminal 50a of the display device D2 in a poststage, the display device D2 enters an NLR off-mode S5. The display device D3, likewise, enters the NLR off-mode S5.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008147819-A (JP)
Title: Security/financial data distribution system
Inventor: TSUTSUI TAKAYUKI
IPC: H04L45/16
Filed: 2006-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a security/financial data distribution system capable of reducing the load of a distribution server and the load of a distributing side network.  <P>SOLUTION: In the security/financial data distribution system, a receiving and editing server 2 receives data of security/finance or the like from an information providing source device 1, and adds group information to edit them to be a distribution telegraphic message, a multicast distribution server 3 performs multicasting of the distribution telegraphic message on the basis of the group information, an inquiring server 4 is connected to a latest data storage DB 41, a distribution history data storage DB 42 and a user authentication information DB 43, receives an authentication inquiry from a client terminal 6, performs authentication processing, responds, and searches for and transmits data of security/finance or the like with omitted serial numbers to a client terminal 6 that corresponds to the omitted serial numbers.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007181664-A (JP)
Title: Pinch hanger
Inventor: ISHISE YUKO
IPC: D06F57/00
Filed: 2006-12-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pinch hanger highly efficiently disposing and hanging laundry to dry and having high usability.  <P>SOLUTION: This pinch hanger is provided with a frame 12 attached with clips 16, a pair of suspending bars 26 having both ends connected to the four corners in the upper side of the frame 12 and being in parallel to each other, a central suspending bar 27 connected to the respective central portions of the suspending bars 26, and a hook member 28 rotatably attached to the center of the central suspending bar 27. The inside of the frame 12 has clip holding plates 30 swingably around shafts positioned in parallel to one side of the frame 12. One sides of the clip holding plates 30 have clips 16 and the clip holding plates 30 are formed storable in a space inside the frame 12.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008145250-A (JP)
Title: Method and apparatus for detecting burr
Inventor: HOJO KATSUYUKI
IPC: G01N27/22
Filed: 2006-12-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a burr detection method and a burr detection apparatus capable of highly accurately detecting burrs which occur in artifacts in a simple composition.  <P>SOLUTION: The burr detection apparatus is constituted of both an electrode 14 in which a capacitor 20 for measurement and for detecting the presence of burrs 7, their locations, and their sizes is inserted in a hole of a valve body 1, and a valve-body electrode opposing part 18 to be detected. It is possible to reduce the size of the capacitor 20 for measurement by having a part utilizing an existing valve-body electrode opposing part 18 (to be detected) for the capacitor 20 for measurement, and it is therefore possible to appropriately detect burrs even in a narrow region having a complicated shape. The electrode 14 is constituted of both a needle-like center electrode arranged approximately at a center part of one surface part of an electrode holding body and a same-potential surrounding electrode arranged around the needle-like center electrode as its center and having the same potential as that of the needle-like center electrode. Since the same-potential surrounding electrode suppresses the spreading (scattering) of electric charge from the needle-like center electrode, it is possible to improve detection accuracy.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008144037-A (JP)
Title: Lubrication system
Inventor: OBARA MIKA
IPC: C10M105/50
Filed: 2006-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lubrication system improving lubricant-holding power of a foamed lubricant holding a lubricant component and maintaining the amount of the lubricant at the necessary minimum, having excellent compatibility in the initial lubrication and responsive to demands of a longer life and a lower cost.  <P>SOLUTION: The lubrication system comprises the foamed lubricant 9 and a lubricating oil 10 coexisting in the lubrication objective site. The foamed lubricant 9 contains the lubricant component in a resin which is foamed, cured and porosified. The lubricating oil 10 has ≥50 mm<SP>2</SP>/s kinematic viscosity at 40°C. In the initial lubrication of the lubrication objective site, at least the lubricating oil 10 is present in a sliding part of the lubrication objective site.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008142039-A (JP)
Title: Structure for attaching storing tool in traveling farm machine
Inventor: KAMATA NAOKI
IPC: B62B5/00
Filed: 2006-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure for attaching a storing tool in a simple traveling farm machine carrying a small farm work equipment, harvests, materials or the like.  <P>SOLUTION: The structure for attaching the storing tool 21 such as a basket in the traveling farm machine has horizontal rods 19 and 37 in the right and left direction, attached to a machine body, an attachment 26 installed in the horizontal rods 19 and 37, and engaging parts 33 and 34 engageable with the attachment 26, and installed in the outer periphery face of the storing tool 21. The horizontal rod can be the horizontal rod 37 horizontally installed in a loop-shaped handle 19 protruded from the front part of the machine body 1 or a handle 9 for the operation of a walking type movable farm machine.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007160105-A (JP)
Title: Polymeric stent having modified molecular structures in flexible connectors and in radial struts and radial arcs of hoops
Inventor: BURGERMEISTER ROBERT
IPC: A61P7/02
Filed: 2006-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To develop materials and the associated processes for manufacturing intraluminal stents that provide device designers with the opportunity to engineer the device to specific applications.  <P>SOLUTION: A biocompatible material may be configured into any number of implantable medical devices including the intraluminal stents. Polymeric materials may be utilized to fabricate any of these devices, including stents. The stents may be balloon expandable or self-expanding. By preferential mechanical deformation of the polymer, polymer chains may be oriented to achieve certain desirable performance characteristics.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008146581-A (JP)
Title: Memory bus sharing system
Inventor: TAWARA MASAYUKI
IPC: G06F13/16
Filed: 2006-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the number of pin terminals of a controller for accessing a synchronous type memory and a non synchronous type memory in parallel or simultaneously.  <P>SOLUTION: An access to a FLASH is started immediately after a column address is latched to an SDRAM, and a sharing bus controller outputs an address for writing-in or reading-out for the FLASH to an address bus. The sharing bus controller outputs data for the writing-in, or makes the FLASH output read-out data on the data bus after data transfer on the data bus is finished. Then, the FLASH reads the writing-in data on the data bus, or the sharing bus controller takes out the reading-out data on the data bus when an input of the address is determined, and when the sharing bus controller asserts a strobe signal.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008153810-A (JP)
Title: Image processing apparatus, color converting method, and program
Inventor: MIYAZAKI KOICHI
IPC: H04N1/60
Filed: 2006-12-15
Abstract: <P>PROBLEM TO BE SOLVED: To precisely perform color conversion matching characteristics of a user form that a user intends to output an image on.  <P>SOLUTION: A selector 41 selects a standard form with characteristics close to those of the user form that the user intends to use to output the image out of a plurality of previously set standard forms. A conversion table generator 42 generates a conversion table 38 for converting CMYK image data for the standard form into CMYK image data for the user form based upon a printer profile 35<SB>N</SB>corresponding to the standard form selected by the selector 41 and a printer profile generated corresponding to the user form. A color conversion table composing unit 43 composes a color conversion table 39 for converting RGB image data into the CMYK image data for the user form based upon the color conversion table 34<SB>N</SB>corresponding to the standard form selected by the selector 41 and the conversion table 38.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008149998-A (JP)
Title: Vehicular air-conditioner
Inventor: OGATA HIDEKAZU
IPC: B60H1/00
Filed: 2006-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicular air-conditioner capable of enhancing the air-conditioning efficiency thereof and the comfortableness of an occupant seated in a rear seat by a simple constitution.  <P>SOLUTION: The vehicular air-conditioner comprises a face duct 40 which is provided in an instrument panel 10 arranged in a forward part in a cabin to constitute an air supply passage with air-conditioned air supplied in the cabin passing through, and branched into a vent outlet side duct 42 and an upper vent outlet side duct 41 toward the downstream side of the flow of the air-conditioned air, vent outlets 11, 12 formed at the instrument panel 10 to supply the air-conditioned air passing through the vent outlet side duct 42 toward a front seat in the cabin, upper vent outlets 13, 14 provided in the instrument panel 10 to supply the air-conditioned air passing through the upper vent outlet side duct 41 toward the rear seat side in the cabin, a rear seat occupant detection means for detecting the on-board state of the occupant seated in the rear seat, and an air volume adjusting means for adjusting the supply of the air-conditioned air supplied from the upper vent outlets 13, 14 according to an increase/decrease in the number of the occupants in the rear seat.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008154670-A (JP)
Title: Tape feeder for sawing machine
Inventor: KAWAMOTO OSAMU
IPC: D05B35/06
Filed: 2006-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To supply a tape straight by making pressure applied by a driving roller and driven roller to both end parts in a width direction of the tape equal.  <P>SOLUTION: The tape feeder has: a pair of joint members 13a and 13b which loosely fit a driven roller shaft 19 to which a driven roller 20 is fixed to pivotally support it rotatably; a pair of support shafts 11a and 11b fixed to both the joint members 13a and 13b; an installation base 5 by which the respective support shafts 11a and 11b are pivotally supported rotatably and rotatably supports the driving roller 9; and a pair of rotation parts 21a and 21b for rotating the respective support shafts 11a and 11b. The driven roller 20 is supported so as to individually adjust a distance between both shaft centers in respective end parts of the driving roller 9 and the driven roller 20 and a distance between both shaft centers in the other end parts of the driving roller 9 and the driven roller 20.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008157664-A (JP)
Title: Variable reluctance type resolver
Inventor: KUWABARA MASAKI
IPC: G01D5/245
Filed: 2006-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a variable reluctance type resolver capable of obtaining high resolution without reducing a tooth width of a rotor.  <P>SOLUTION: This resolver 10 is a variable reluctance type resolver, and each stator pole 32 is wound with a plurality of coils C31-C36 for outputting two detection signals different in frequencies in every phase, and the number n<SB>sp</SB>of the stator poles 32 and the tooth number n<SB>rt</SB>of rotors 20 are set therein to satisfy either of Expression (1) or (2). A secondary higher-harmonic component extracting circuit is provided further to extract a secondary higher-harmonic component from the both detection signals in every phase. n<SB>sp</SB>=n<SB>rt</SB>/äM+1/2N}, n<SB>sp</SB>=n<SB>rt</SB>/äM+(2N-1)/2N}, where n<SB>sp</SB>is a multiple of N and an even number, and M is 0 or an integer of 1 or more.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008157497-A (JP)
Title: Burner and boiler
Inventor: SHINOMORI KENICHI
IPC: F23D11/24
Filed: 2006-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a burner capable of reducing harmful substances by using at least either liquid fuel or gas fuel.  <P>SOLUTION: In this burner 40 comprising a fuel ejector 42 for jetting at least either liquid fuel or gas fuel, and an air ejector 47 for jetting the combustion air, either the fuel ejector 42 or an ejector of the combustion air of the air ejector 47 is disposed corresponding to the other of the jetting part of the fuel of the fuel ejector 42 and the jetting part of the combustion air of the air ejector 47.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008154691-A (JP)
Title: Pinball game machine
Inventor: ANDO YOSHIHIRO
IPC: A63F7/02
Filed: 2006-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pinball game machine allowing a player to enjoy a pleasant pinball game by effectively silencing harsh actuation sound emitted from a shooting means.  <P>SOLUTION: This pinball game machine is provided with a shooting means for shooting game balls to a game area provided in a game board, a shooting actuation control means for controlling the actuation of the shooting means, and an interference sound output means for outputting a prescribed interference sound according to the actuation of the shooting means, wherein the interference sound has a waveform interfering a waveform of the actuation sound emitted by the shooting means and silencing the actuation sound.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007177246-A (JP)
Title: Splicing tape
Inventor: RAWLINGS TIMOTHY W
IPC: G11B23/40
Filed: 2006-12-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a splicing tape excellent in productivity and treatability.  <P>SOLUTION: The splicing tape with a length for connecting the rear end of a first material with the front end of a second material, which splicing tape contains an identification device, is provided. The identification device is used for detecting the connected part formed by connecting the rear end of the first material with the front end of the second material.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008156319-A (JP)
Title: Cationic compound containing two chains and two hydrophilic groups
Inventor: ABE MASAHIKO
IPC: A61K8/58
Filed: 2006-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cationic compound containing two chains and two hydrophilic groups and usable as a solubilizing agent, an emulsifier, an antibacterial agent, a disinfectant, a fiber softener, a hair treatment, a surface-treating agent of an inorganic carrier, a pigment-dispersing agent and a phase transfer catalyst.  <P>SOLUTION: The cationic compound containing the two chains and the two hydrophilic groups is represented by general formula (1) (wherein, R<SB>1</SB>is an 8-20C alkyl group or 2-hydroxyalkyl group; R<SB>2</SB>and R<SB>3</SB>are each a lower alkyl group or a 2-hydroxyethyl group; S is an 8-16C hydrocarbon chain containing at least one group of general formula (2): -O-M(R)<SB>2</SB>-O-; M is one atom selected from a Ti atom, a Si atom, a Zr atom and a Ge atom; R is a 1-4C alkyl group or alkoxy group; and X is a chlorine atom or a bromine atom).  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008164029-A (JP)
Title: Drive roller chain
Inventor: MAEDA KAZUHISA
IPC: C21D9/00
Filed: 2006-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lightweight drive roller chain wherein the shape of a link plate is optimized to minimize its weight.  <P>SOLUTION: An outer plate 4 includes a substantially rectangular outer window 11 formed between a pair of link pin holes. An inner plate 7 includes a substantially rectangular inner window 10 formed between a pair of bush holes 5. Corners of the outer window and the inner window are rounded. The outer plate 4 and the inner plate 7 are respectively provided with circular arc parts at both lengthwise ends and sides 42, 72 generally linearly extending from the circular arc parts toward the lengthwise centers and outwardly in the widthwise directions of the outer plate and the inner plate. The sides 42, 72 are so arranged as to extend inwardly with respect to the tangent directions at the ends of the circular arc parts 41, 71 of the outer plate 7. In the outer plate and the inner plate, a high-carbon chromium bearing-steel is treated with austempering process.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008142505-A (JP)
Title: Cooking apparatus
Inventor: SAITO KAZUO
IPC: A47J36/02
Filed: 2006-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cooking apparatus capable of eliminating the troublesomeness of securing fire in outdoor cooking, being excellent in terms of portability and storage, efficiently performing heating with small power, and demonstrating high convenience during use.  <P>SOLUTION: For the cooking apparatus 1, a storage part 5 is provided at the bottom part of the apparatus body 2 of the cooking apparatus 1 and a heating element 20 formed by laminating and coating a polyester film on a plane painted by paint that adds nickel-indium compound oxide to the upper surface of the polyester film, press-fixing and joining electrodes to both ends and connecting a power supply to the electrodes is housed inside the storage part 5. Also, a rechargeable battery is used as the power supply. The power supply is housed inside the handle of the cooking apparatus. Further, a cigar lighter plug for vehicles is connected to the heating element.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2006518029-A (JP)
IPC: F28D1/047
Filed: 2004-02-11
Abstract: The flat tube (1) has a bent over section (3) so that connected sections (2a,2b) have opposite flow directions (4a, 4b) and mutually offset longitudinal axes (5a, 5b). The bent over section is formed so that a main bend axis (A) is parallel to the plane of the flat tube and at a definable angle to the pipe length, whereby the flat tube plane is defined by the length and width directions of the flat tube. An independent claim is also included for the following: (a) a gas cooler with an inventive device (b) and an evaporator with an inventive device.
Patent JP-2006516466-A (JP)
Title: 吸収性／生分解性管状ステント及びその製造方法
IPC: A61L27/34
Filed: 2004-02-02
Abstract: 本発明は、開通性を維持し、生物学的部位に寸法安定性を与えるため、身体内腔内に一時的に配置するための薬用又は非薬用の吸収性／生分解性管状ポリマーステントに向けられる。該ステント設計は、バルーンカテーテルを用いての管状身体内腔内への配置後に、所定直径へと拡張するため、全長に沿って溝もしくはひだを有する、半径方向溝付き管状形態である。上記拡張は、溝付き壁の外側への変形による。
Patent JP-2006521042-A (JP)
Title: オーディオビジュアルデータを同時利用する装置および方法（関連出願に関する説明）本出願は、２００３年２月２１日になされた仮出願：６０／４４９，１６２号（記録媒体上に存在する切替可能なａｖデータを利用するための発明）の利益を主張する。当該仮出願の全ての内容は、ここでの言及により本出願に組み入れられる。
IPC: H04N9/806
Filed: 2004-02-20
Abstract: 映像、音声、そして、字幕のストリームといった様々なストリーム型を有する混成媒体ストリームからデータを再生するオーディオビジュアル（ＡＶ）再生システムである。音声ストリームには複数の切替可能な音声サブストリームを、字幕ストリームには複数の切替可能な字幕サブストリームを持たせることができる。選択されたサブストリームはユーザの制御の下で同時に再生することもできる。再生部は、混成媒体ストリーム分離ユニット、映像復号ユニット、音声復号ユニット、そして字幕復号ユニットを有する。音声復号ユニットは同時に複数の音声サブストリームを再生して複数の音声出力を生成することができる。字幕復号ユニットは同時に複数の音声サブストリームを再生して複数の字幕出力を生成することができる。各ストリーム型について１つのサブストリームしか使用できないという標準に準拠したアプリケーション内に含まれるストリーム型の複数サブストリームを同時に利用するためのプレーヤおよびユーザモデルである。
Patent JP-2006524911-A (JP)
Title: 一方を前処理した２種のプロセスガスを用いた半導体蒸着プロセス及び装置
IPC: C23C16/455
Filed: 2004-03-22
Abstract: 【課題】少なくとも１つの基板(5)上に少なくとも１層、特に半導体層を蒸着する方法及び装置を提供する。 【解決手段】反応装置(1)のプロセスチャンバ内で基板ホルダ(4)により基板(5)が保持され層が一定の化学量論的組成の２種成分からなり第１及び第２プロセスガスとして導入されエネルギー供給によって分解した生成物が層を形成する。熱活性化エネルギーの小さい第１プロセスガスは成長速度を決定し、大きい第２プロセスガスは過剰に供給され、第１プロセスガスはガス流入部品(3)の表面(18)上の多数孔から基板ホルダ(4)の方向(11)へ流れ、第２プロセスガスは前処理されて基板ホルダ(4)の周縁(19)上で入り表面(20)に平行に流れる。
Patent JP-2006520230-A (JP)
IPC: A61B3/12
Filed: 2004-03-05
Abstract: The method involves illuminating the retina successively with first and second (different) excitation radiation. Each radiation has a narrow spectrum centered on a wavelength belonging to the excitation spectra of each of two fluorescent markers applied to the retina. Respective fluorescent images in the form of two two-dimensional matrices of pixels, at the peak wavelengths of the fluorescence emission spectra, are formed. For each pixel the ratio between the fluorescence levels emitted in response to the two excitation wavelengths is representative of the pH of the retina, and a map of the pH of the retina is deduced. Independent claims are given for: (a) a device for intra-retinal pH mapping; and (b) a device for photocoagulation of regions of the retina comprising the intra-retinal pH mapping device and a laser.
Patent JP-2006526505-A (JP)
Title: コヒーレントな電磁放射を遮蔽する装置およびその装置を備えたレーザーブース
IPC: F16P1/06
Filed: 2004-06-07
Abstract: 本発明は、コヒーレントな電磁放射、特にレーザー放射を遮蔽する装置に関する。この装置は、少なくとも部分的に収束する少なくとも二つの面（６，７）を備えており、当該二つの面の間には二つの開口部（８，９）が形成されている。二つの開口部（８，９）の間の面（６，７）の間隔は、電磁放射が、一方の開口部（８）から他方の開口部（９）へと直に通過しない程度に変化している。