baber/WOPTO huggingface dataset:
Patent JP-2022075072-A (JP)
Title: Processing method for wafer
Inventor: LU CHIH-CHIANG
IPC: B24B37/12
Filed: 2020-11-06
Abstract: To provide a processing method for a wafer, using a grinding device that does not uselessly consume loose abrasive grains and does not deteriorate productivity.SOLUTION: A processing method for a wafer comprises: a pseudo-grinding step of bringing a grinding surface 35a of an abrasive pad 35 into contact with a holding surface 53 of a chuck table 52, and performing pseudo-grinding the holding surface of the chuck table as if grinding a wafer, while supplying water L instead of loose abrasive grains; and a wafer holding step of, after the pseudo-grinding step, holding the wafer on the holding surface of the chuck table; and a grinding step of grinding the wafer while supplying the loose abrasive grains to the wafer held on the chuck table.SELECTED DRAWING: Figure 3
Patent JP-2022079867-A (JP)
Title: Data interpolation processing method, data interpolation processing apparatus, program, learning processing device and prediction processing device
Inventor: SUGA SENRI
IPC: G06F17/17
Filed: 2020-11-17
Abstract: To provide a wireless state prediction device capable of acquiring data obtained by appropriately interpolating observation data even under a situation where the observation data is acquired as intermittent data and by using the data, highly accurately and appropriately performing learning processing of a model predicting a future communication quality state.SOLUTION: In a case where observation data is intermittently acquired, a wireless state prediction device 100 is configured to, no matter where a missing part of the observation data is, when data interpolation processing is performed for the same waveform pattern, perform the data interpolation processing so as to acquire substantially the same waveform pattern, In other words, the wireless state prediction device 100 generates Hankel matrix R from the observation data, using the Hankel matrix R to acquire an optimization matrix R_opt acquired by performing optimization processing and performs the data interpolation processing based on the optimization matrix R_opt.SELECTED DRAWING: Figure 1
Patent JP-2022073818-A (JP)
Title: Environment-friendly assembly type paper tiered box
Inventor: IMAMURA TOMOYUKI
IPC: B65D5/20
Filed: 2020-10-30
Abstract: To provide an assembly type paper tiered box formed from an assembled shape body obtained by folding each portion of a single piece of paperboard cut out in a predetermined shape.SOLUTION: According to a projected line-like assembly type paper tiered box, the tiered box provided with a pair of front and rear side plates, and a pair of right and left side plates around a nearly regular square-shaped bottom plate, that comprises a double type paper container comprising a plurality of inner boxes and outer boxes that can be stacked in several steps, and a lid for closing a flat face opening of the paper container, in a case of inner boxes of a double type paper container, four side plates on front, rear, right and left sides are continued to an outer face wall, an upper edge connection part, a receiving part and an inner side wall from a bottom face plate of a central part; in a case of outer boxes of the double type paper container, it is made possible to connect a connection-receiving part to the bottom face plate by having a bottom leg part of the bottom plate and the inner side wall, the outer side wall and the connection-receiving part in front-back side direction; and a lid is cut into a flat plate paper sheet in such a manner that the receiving part is attached to both ends of the inner side wall continued to the outer face wall, the inner face wall and the receiving part to become a shape body having an edge connection part at a square part of each outer face wall.SELECTED DRAWING: Figure 1
Patent JP-2022081803-A (JP)
Title: Dosage management device and dosage management system
Inventor: KODERA RYUNOSUKE
IPC: A61J7/04
Filed: 2020-11-20
Abstract: To provide a dosage management device and a dosage management system that allow drugs to be attached thereto in detachable fashion and can hold them, regardless of amounts of the drugs.SOLUTION: A dosage management device 10 has a calendar part 20 having: a plurality of storage parts 50 that can store a drug so that the same can be taken out; a calendar body 220 that holds the storage parts; a storage part holder that is provided with a flexible clamper, and has its one end fixed in a detachable fashion and the other end fixable in a detachable fashion by magnetic force, with the other end having an external surface covered with a conductive member; a detection part 230 that detects the removal of the storage parts 50; and a first control part 240 that outputs detection information. The dosage management device also has a communication part 30 having a second control part that can receive the detection information and can send the same to an external device by non-contact communication. The storage parts 50 are held between the other end of the storage part holder and the calendar body 220, and the storage parts 50 are moved along a predetermined direction, so that the storage parts ca be taken out.SELECTED DRAWING: Figure 1
Patent JP-2022085191-A (JP)
Title: Sulky-type seedling transplanter
Inventor: KAMIYA HISASHI
IPC: A01C11/02
Filed: 2020-11-27
Abstract: To provide a sulky-type seedling transplanter which properly soil-prepares a field face, and can perform favorable seedling transplantation work by solving a problem that a soil preparation rotor has two-stage constitutions in fore-and-aft directions of a center soil preparation rotor and left and right soil preparation rotors, thus causing a problem that a field at a boundary between the center soil preparation rotor and the left and right soil preparation rotors cannot be properly soil-prepared.SOLUTION: In a sulky-type seedling transplanter attached with a seedling transplanter part 4 at a rear side of a traveling vehicle body, and having a soil preparation rotor 6 at a front side of the seedling transplanter part, the soil preparation rotor 6 is constituted of left and right side-part soil preparation rotors 6b, 6b arranged at left and right both sides of a center soil preparation rotor 6a arranged at a front side of a center float 35 of the seedling transplanter part and the center float 35, and left and right intermediate soil preparation rotors 6c, 6c for soil-preparing a field face of left and right interval parts of the center soil preparation rotor 6a and the left and right side-part soil preparation rotors 6b, 6b in fore-and-aft intermediate positions of the center soil preparation rotor 6a and the left and right side-part rotors 6b, 6b.SELECTED DRAWING: Figure 2
Patent JP-2022088041-A (JP)
Title: Resist composition, and method of forming resist pattern
Inventor: SOMEYA YASUO
IPC: C08F220/28
Filed: 2020-12-02
Abstract: To provide a resist composition good in any of reduction property of roughness, collapse margin. and pattern film retention, and a method of forming a resist pattern using the resist composition.SOLUTION: A resist composition includes: a compound represented by a general formula (d1-1), or a general formula (d1-2); and a polymer compound (A01) having a constitutional unit (a01) represented by a general formula (a0-1), a constitutional unit (a02) represented by a general formula (a0-2), and a constitutional unit (a03) represented by a general formula (a0-3). In formula (a0-1)-(a0-3), Ra01 is a lactone-containing cyclic group having a cyano group and the like. Xaa0 together with Yaa0, and Xab0 together with Yab0 are monocyclic alicyclic hydrocarbon group-forming groups.SELECTED DRAWING: None
Patent JP-2022080234-A (JP)
Title: Stick-type vacuum cleaner
Inventor: KAMEI RYUHEI
IPC: A47L5/24
Filed: 2020-11-17
Abstract: To provide a stick-type vacuum cleaner that can reduce labor of cleaning a filter unit.SOLUTION: A stick-type vacuum cleaner includes: a dust collection unit 138 internally storing a filter unit for collecting the dust in the intake air sucked up with an intake nozzle 110 and coming through an intake pipe 120, and recovering the dust collected in the filter unit; and a connection unit 140 for detachably connecting the dust collection unit 138 with the intake pipe 120 to each other. While the connection unit 140 is connected with the dust collection unit 138 to each other, tissue paper can be sandwiched between both units. While the tissue paper is sandwiched between both units, the dust is also collected in the tissue paper in advance at a step before being collected in the filter unit.SELECTED DRAWING: Figure 1
Patent JP-2021040347-A (JP)
Title: Relay
Inventor: OGURA MAKOTO
IPC: H04Q9/00
Filed: 2020-12-07
Abstract: To smoothly transmit a control signal including an identifier by using a terminal different from a transmitter.SOLUTION: A relay 20 that wirelessly relays a control signal for controlling a controlled device 70 to a receiver 30 includes: a storage unit 23 that stores an ID assigned to the relay 20 and registered in the receiver 30; a second input unit 22 that receives a communication signal for controlling the controlled device 70 from the terminal 40; and an output unit 25 that wirelessly transmits a signal based on a communication signal from the terminal 40 received by the second input unit 22 to the receiver 30 as a control signal. The second input unit 22 is a communication unit that performs two-way communication with the terminal 40, and transmits the ID stored in the storage unit 23 to the terminal 40 in response to a request from the terminal 40, and the ID is included in the communication signal.SELECTED DRAWING: Figure 2
Patent JP-2022090687-A (JP)
Title: Behavior history authentication system and method of recording behavior history authentication information
Inventor: KURAMOCHI TOSHIKATSU
IPC: G06Q50/10
Filed: 2020-12-08
Abstract: To provide a behavior history authentication system for authenticating user's behavior history and a method of recording behavior history authentication information.SOLUTION: The behavior history authentication system comprises: a user's portable terminal comprising a biological information detection unit for detecting biological information of the user, a position information acquisition unit for acquiring position information of an own device, and a communication unit for transmitting the biological information and the position information; a first server which stores therein time-series biological information and time-series position information in a same time zone; and a second server device which stores therein time-series biological information and time-series position information in the same time zone.SELECTED DRAWING: Figure 1
Patent JP-2022090827-A (JP)
Title: Head gap adjustment unit for ink jet printer
Inventor: KUBOTA MUTSU
IPC: B41J2/01
Filed: 2020-12-08
Abstract: To suppress reduction of image quality and reduction of sheet conveyability.SOLUTION: An ink jet printer 1 for printing an image on a currently conveyed sheet P on a conveyor belt 21 by ink discharged from ink jet heads 23-26 above the conveyor belt 21 comprises: a first adjustment unit 28 that individually adjusts vertical gaps between the ink jet heads 23-26 and the conveyor belt 21 according to the position of the sheet in a width direction B orthogonal to the conveying direction A of the sheet P; a second adjustment unit 29 that individually adjusts a vertical gap between the ink jet head 1 and the conveyor belt 21 according to the position in the conveying direction A; and a control unit 4 that controls head gaps between the sheet P on the conveyor belt 21 currently passing directly below the ink jet head 1 and the ink jet heads 23-26 to be larger by prescribed amounts than a center at the end of the sheet P in the width direction B or the conveying direction A by use of at least one of the first and second adjustment units 28, 29.SELECTED DRAWING: Figure 1
Patent JP-2021187425-A (JP)
Title: Specially-equipped vehicle
Inventor: NAGANO FUMIYOSHI
IPC: B60P3/34
Filed: 2020-12-08
Abstract: To provide a specially-equipped vehicle including a structure capable of securing a large space immediately.SOLUTION: A specially-equipped vehicle includes widening parts which enable widening in a width direction of a vehicle body and storage. The specially-equipped vehicle includes: a first widening part which is widened to the outer side of the vehicle body; and a second widening part which is further widened to the outer side of the first widening part.SELECTED DRAWING: Figure 2
Patent JP-2022092215-A (JP)
Title: Projection method, projection system, and program
Inventor: KURODA IPPEI
IPC: G03B21/14
Filed: 2020-12-10
Abstract: To correct a projection image in correspondence with a change in the positional relationship between a projector and a projection target object by using an imaging apparatus that is a different body from the projector and is unfixed.SOLUTION: An information processing apparatus 20 has specified a first correspondence relationship between a projector coordinate system and a camera coordinate system. When the positional relationship between a projector and a projection target object is changed, the information processing apparatus 20 specifies a second correspondence relationship between the projector coordinate system and the camera coordinate system. The information processing apparatus 20 generates correction information based on a first feature point in a third image obtained by converting an image of the projection target object SC picked up by an imaging apparatus 220 before the change in the positional relationship occurs into the projector coordinate system according to the first correspondence relationship, and a second feature point corresponding to the first feature point in a fourth image obtained by converting the picked-up image after the change into the projector coordinate system according to the second correspondence relationship, and causes a projector 10 to project a projection image corrected by using the correction information.SELECTED DRAWING: Figure 1
Patent JP-2022092312-A (JP)
Title: Game machine
Inventor: SAITO TOMOHIRO
IPC: A63F5/04
Filed: 2020-12-10
Abstract: To provide a game machine having reduced probability of failure of a part.SOLUTION: A game machine includes a housing 1, a power supply unit 10 arranged inside the housing 1, a heat radiation hole 10b formed on a bottom surface 10a of the power supply unit 10, a space S formed between the bottom surface 10a of the power supply unit 10 and a bottom plate 4 of the housing 1, in which a dimension in the vertical direction is larger than a thickness of a game token M, and a medal invasion prevention part 60 for preventing invasion of a half or more of the game token M into the space S.SELECTED DRAWING: Figure 8
Patent JP-2022094016-A (JP)
Title: Telemeter and monitoring control system
Inventor: FUJII TAKESHI
IPC: H04Q9/00
Filed: 2020-12-14
Abstract: To provide a telemeter capable of data transmission and voice communication with one transmission module even when using a modem with high transmission speed.SOLUTION: A transmission module includes an arithmetic unit that creates a communication message, a first port provided corresponding to a first modem having first communication speed, and a second port provided corresponding to a second modem having second communication speed that is slower than the first communication speed, and the arithmetic unit switches between the first port and the second port to switch between first communication by the first modem and second communication by the second modem.SELECTED DRAWING: Figure 4
Patent JP-2022094163-A (JP)
Title: Falling suppressing structure
Inventor: MOJI YOJIRO
IPC: F16F15/02
Filed: 2020-12-14
Abstract: To provide a falling suppressing structure that can suppress falling of an object member without stopping the operation of object member.SOLUTION: A falling suppressing structure 20 includes: a pair of contact members 22 disposed on both sides of an object member (frame 12) placed on beams 10 in a horizontal direction while coming into contact with side faces 12A of the object member and interposing the object member therebetween; and a pair of connection members 30 to which the pair of respective contact members 22 is fitted and which is connected to the beams 10.SELECTED DRAWING: Figure 1
Patent JP-2022094814-A (JP)
Title: Game machine
Inventor: TSUJIMURA YUKI
IPC: A63F7/02
Filed: 2020-12-15
Abstract: To provide a game machine capable of further improving game taste.SOLUTION: A game machine includes prior determination means capable of determining whether or not to control a jackpot game or a small winning game based on operation-start information stored in a reserve memory prior to executing a special symbol lottery, and prior performance execution means capable of executing a lotus-flower forenotice performance across a prescribed performance period based on the determination result by the prior determination means. Even when control of the small winning game is executed during the prescribed performance period, the prior performance execution means can continuously execute the lotus-flower forenotice performance.SELECTED DRAWING: Figure 225
Patent JP-2022099704-A (JP)
Title: Packaging paper for laminate, laminate and package using the same
Inventor: YAMAMOTO HIROAKI
IPC: B32B29/00
Filed: 2020-12-23
Abstract: To provide a packaging paper for laminate suppressed in curl when laminated with a resin film, and to provide a laminate and a package using the same.SOLUTION: A packaging paper for laminate according to the invention is produced by papermaking a raw material containing 50-100 mass% of needle-bleached kraft pulp, 0-50 mass% of fibers other than the needle-bleached kraft pulp, and 0.01-2.0 mass% of a wet paper strengthening agent based on 100 mass% of the dry weight of the fibers, wherein the basis weight according to JIS P 8124 (2011) is 8 g/m2 or more and 21 g/m2 or less, the number average fiber length according to JIS P 8226 (2011) is 0.3-3.0 mm, and the dimensional change rate in the longitudinal direction is -0.5 to 0.5% when humidity is changed from 23°C 50%RH to 23°C 80%RH in a variable thermo-hygrostat machine.SELECTED DRAWING: Figure 1
Patent JP-2022102035-A (JP)
Title: Sound source survey method
Inventor: TSUJII MASAMUNE
IPC: B60C19/00
Filed: 2020-12-25
Abstract: To precisely specify the sound source of noise generated from a tire.SOLUTION: A sound source survey method includes the steps of: setting a road surface model, a tire model grounding on the road surface model, a plurality of sound source points of sounds generated when the tire model rolls, and a plurality of measurement points for the sounds, and performing acoustic analysis to find frequency response functions of the sounds from the sound source points to the measurement points; measuring sounds during actual rolling of the tire at the measurement points; and finding a distribution of the sounds at the plurality of sound source points based upon the sounds measured at the positions of the measurement points and the frequency response functions.SELECTED DRAWING: Figure 1
Patent JP-2022104165-A (JP)
Title: Image forming apparatus
Inventor: OOKA KAZUNARI
IPC: G03G15/00
Filed: 2020-12-28
Abstract: To provide an image forming apparatus that can reduce a space for connecting a photoconductor drum and a ground member on an apparatus main body side to each other to reduce the size of an apparatus main body.SOLUTION: An image forming apparatus comprises: an apparatus main body; and process cartridges 50 that each have a photoconductor drum 51 and an electrode 53 connected with the photoconductor drum 51 and has a contact surface 53a directed downward, and are removably attached to the apparatus main body. The apparatus main body includes: a support frame 26 that supports a right end 50A of the process cartridge 50 in an axis X-direction of the photoconductor drums 51, a ground sheet metal 70 that is supported by the support frame 26 and is grounded; and springs 80 that are supported by the support frame 26 and is in contact with the contact surfaces 53a of the electrodes 53 from below to connect the electrodes 53 and the ground sheet metal 70 to each other.SELECTED DRAWING: Figure 9
Patent JP-2020525628-A (JP)
Title: 複合材の製造方法
IPC: C09J7/29
Filed: 2018-07-06
Abstract: 本出願は、複合材の製造方法を提供する。本出願では、金属多孔体と高分子成分を含み、前記高分子成分が前記金属多孔体において非対称的な構造で形成された複合材を製造する方法とそのような方法により製造された複合材を提供する。
Patent JP-2020527197-A (JP)
Title: 空気紡績装置を作動させるための方法、糸ガイド通路、およびこのような糸ガイド通路を含む空気紡績機
IPC: D01H1/115
Filed: 2018-07-13
Abstract: 本発明は、紡績中断後に空気紡績装置を作動させるための方法、糸ガイド通路、およびこのような糸ガイド通路を含む空気紡績機に関する。スライバ走行方向において空気紡績装置の上流に、スライバをドラフトするためのドラフト装置が配置されていて、かつ下流に、空気紡績装置を用いて紡績された糸を引き出すための、個別モータによって駆動可能な糸引出し装置が配置されている。本発明によれば、紡績中断後に、紡績された糸の、巻取りボビンに巻き取られた糸端部を、吸込みノズルを用いて回収し、かつスライバ走行方向において空気紡績装置の下流に配置された糸端部準備装置に移送し、糸端部を、糸端部準備装置において処理し、かつ次いで紡績コーンの出口開口の領域に引き渡し、糸端部を、紡績コーンの入口開口に空気圧によって搬送し、かつそこで空気紡績装置の内部において入口開口の上流に間隔をおいて位置決めし、該当する作業ユニットのドラフト装置を起動し、かつこのときスライバを、ノズルブロックのスライバガイドを通して、紡績コーンの入口開口の領域に搬送し、かつそこで紡績された糸の準備された糸端部に糸継ぎする。
Patent JP-2020527000-A (JP)
Title: 撮影モバイル端末
IPC: G03B17/02
Filed: 2018-03-27
Abstract: 本願は、撮影方法、撮影装置、及びモバイル端末を提供する。方法は、モバイル端末によって、プレビューされる第１画像を取得することと、モバイル端末によって、現在の撮影モードを決定し、撮影モードは、手持ち状態又は三脚状態を含む撮影ステータスと、光源シーン又は暗シーンを含む撮影シーンとを含む、ことと、モバイル端末によって第１画像及び撮影モードに基づき露出パラメータシーケンスを決定することと、モバイル端末によって、露出パラメータシーケンスに含まれる露出パラメータに基づき少なくとも２つの画像を取得することと、モバイル端末によって、撮影モード及び少なくとも２つの画像の一部又は全てに基づき合成処理を実行して、ターゲット画像を取得することと、モバイル端末によってターゲット画像を出力することとを含む。本願で提供される撮影方法、撮影装置、及びモバイル端末によれば、画像の撮影効果が改善可能である。
Patent JP-2020516698-A (JP)
Title: コモサインのミニ遺伝子のクローニングと発現、並びに哺乳動物の様々なタイプの癌の治療及び／又は予防における免疫標的化学療法剤
IPC: A61K36/734
Filed: 2017-09-02
Abstract: コモサインのミニ遺伝子のクローニングと発現、と有効量のコモサインと、アナナーゼ、ブロメライナーゼ、トリプシン、ペプシン、ケルセチン、ルチン、ナリンゲニン、ゲニステイン、ヘスペレチンなどと／またはそれらの混合物などのグリコポリペプチドとバイオフラボノイドを投与した様々なタイプの癌の治療と／または予防のための方法と組成物。【選択図】１Ａ
Patent JP-2020530817-A (JP)
Title: 鉄道車両のいくつかの輪軸を同時に機械加工するための装置および方法
IPC: B61K9/12
Filed: 2018-07-10
Abstract: 鉄道車両（２６）の第１の輪軸（２０Ａ）の車輪およびブレーキディスクを削正する第１の床下輪軸旋盤（１Ａ）、ならびに、鉄道車両（２６）の第２の輪軸（２０Ｂ）の車輪およびブレーキディスクを削正する第２の床下輪軸旋盤（１Ｂ）を備える、鉄道車両（２６）の複数の輪軸（２０Ａ、２０Ｂ）を機械加工する、具体的には、同時に機械加工するための装置（３２）が、図示および記述されている。鉄道車両（２６）の複数の輪軸（２０Ａ、２０Ｂ）を組み付けられた状態で同時に機械加工できるようにするために、第２の床下輪軸旋盤（１Ｂ）と第１の床下輪軸旋盤（１Ａ）との間の距離が調節可能であることが提案される。本明細書では、さらに、鉄道車両（２６）の複数の輪軸（２０Ａ、２０Ｂ）を機械加工する、具体的には、同時に機械加工する方法が、図示および記述されている。【選択図】図４
Patent JP-2020532238-A (JP)
Title: 通信リンク品質を予測するシステムおよび方法
IPC: G01S19/14
Filed: 2018-08-28
Abstract: 端末装置は、１つまたは複数の送信側からの１つまたは複数の送信リンクを監視し、情報を使用してリンク品質推定値を決定するように構成される。リンク品質推定値は、送信側から受信側への送信のための１つもしくは複数の送信パラメータを決定するか、または受信側への送信用もしくは送信側からの受信用の端末の設置位置およびは向きを決定するためのものである。リンク品質推定値は、全地球的航法システムの衛星を含む複数の衛星を監視することによって取得されてもよく、空間マップを推定することを含んでもよい。リンク品質推定値はまた、受信確率を最大限にするように送信をスケジューリングするのに使用されてもよい。【選択図】図１
Patent JP-2020524178-A (JP)
Title: ファルネソイドｘ受容体および可溶性エポキシドヒドロラーゼの二重調節剤
IPC: A61K31/41
Filed: 2018-05-24
Abstract: 本発明は、ファルネソイドＸ受容体（ＦＸＲ）および可溶性エポキシドヒドロラーゼ（ｓＥＨ）の新規二重調節剤に関する。本発明の調節剤は、ＦＸＲのアゴニストおよびｓＥＨの阻害剤（アンタゴニスト）としての二重活性を有する化合物を提供するために設計された。本発明はまた、ＦＸＲおよびｓＥＨに関連した疾患、例えば代謝障害、具体的には非アルコール性脂肪肝または非アルコール性脂肪性肝炎（ＮＡＳＨ）に罹患している対象を治療するための方法を提供する。
Patent JP-2020534580-A (JP)
Title: パターニングプロセスパラメータを決定する方法
IPC: G01B11/00
Filed: 2018-09-12
Abstract: 【解決手段】パターニングプロセスパラメータを決定するための方法であって、この方法は、ターゲットについて、中心波長を備える放射をターゲットに照明することにより得られるデータから中間パラメータの第１の値を計算することと；ターゲットについて、二つの異なる中心波長を備える放射をターゲットに照明することにより得られるデータから中間パラメータの第２の値を計算することと；中間パラメータの第１および第２の値に基づいて、パターニングプロセスパラメータの複合測定値を計算することと、を備える。【選択図】図２２
Patent JP-2020536229-A (JP)
Title: プラスチックフィルムセンサー
IPC: G01N27/00
Filed: 2018-09-26
Abstract: 本発明は、溶接接合部の材料変化を測定することによってロール上でのプラスチック袋の製造におけるプラスチックフィルム中の溶接接合部の品質をリアルタイムで監視するためのセンサーに関する。センサーは、測定間隙を形成する少なくとも二つの電極対を含み、測定間隙が、溶接接合部が電極の測定間隙を通過するときに材料の誘電特性の変化を測定して溶接接合部における材料変化に比例する測定信号を与えるために配置される。センサーは、プラスチックフィルム中の欠陥溶接接合部を検出するために測定信号を評価するための信号処理手段をさらに含む。センサーは、一対の電極が溶接プロファイルを測定するために配置された信号測定間隙を構成するように配置された電極を有することをさらに特徴とし、測定電極の形は、溶接接合部の方向及び形に一致し、他の対の電極は、プラスチックフィルムの表面を横切る平均信号を与えるように配置された参照測定間隙を構成する。参照信号と測定信号の差は、溶接品質監視のために使用される信号を与える。電極は、１００ｋＨｚ〜１００ＭＨｚの高測定周波数で発振器によって駆動される。【選択図】 図１