baber/WOPTO huggingface dataset:
Patent JP-WO2020170301-A1 (JP)
Title: 情報処理装置、プログラム及び情報処理方法
IPC: B60W30/095
Filed: 2019-02-18
Abstract: 車両の制動時間を算出する制動時間算出部（１０２）と、車両の運転手の反応時間を検知する反応時間検知部（１０３）と、制動時間と反応時間とを加算した時間が長いほど長くなるように、将来において、車両と、周辺車両との衝突を予測する時刻の範囲である予測時間を特定する予測時間特定部（１０５）と、予測時間に含まれる時刻において、車両の位置及び速度と、周辺車両の位置及び速度と、の予測を実行する位置速度予測部（１０７）と、その予測の結果から、車両と周辺車両とが衝突するか否かを予測する衝突予測部（１０８）とを備える。
Patent JP-WO2019049653-A1 (JP)
Title: 基板及び発光素子
IPC: C30B33/02
Filed: 2018-08-21
Abstract: 基板１０は、結晶質の窒化アルミニウムを含む第一層Ｌ１と、結晶質のα‐アルミナを含む第二層Ｌ２と、第一層Ｌ１と第二層Ｌ２とによって挟まれ、アルミニウム、窒素及び酸素を含む中間層Ｌｍと、を備え、中間層Ｌｍにおける窒素の含有量が、第一層Ｌ１から第二層Ｌ２に向かう方向Ｚに沿って減少し、中間層Ｌｍにおける酸素の含有量が、第一層Ｌ１から第二層Ｌ２に向かう方向Ｚに沿って増加する。
Patent JP-WO2019054410-A1 (JP)
Title: 採光装置
IPC: E06B9/24
Filed: 2018-09-12
Abstract: 本発明の一態様の採光装置は、各々が鉛直方向に延在し、水平方向に並んで配置された複数のルーバーと、窓面の室内側において複数のルーバーを吊り下げた形態で支持し、複数のルーバーを水平方向に移動させる支持部材と、を備える。複数のルーバーの各々は、複数のプリズム構造体を含む採光部が設けられた第１面を有し、複数のルーバーの各々は、第１面が窓面に略平行に位置する基準姿勢から、鉛直方向に延在する回転軸を中心として互いに異なる２つの回転方向に回転可能とされている。
Patent JP-WO2020090381-A1 (JP)
Title: 粉粒体混合物およびその製造方法、ならびに粉粒体組成物および三次元造形物の製造方法
IPC: B33Y70/00
Filed: 2019-10-08
Abstract: ポリブチレンテレフタレート樹脂およびポリカーボネート樹脂を含む粉粒体混合物であって、平均粒径が１μｍを超え１００μｍ以下、均一度が４以下、融点が２２０℃を超え、かつ、融点と結晶化温度の差が６０℃以上であることを特徴とする粉粒体混合物。また、かかる粉粒体混合物１００重量部に対し、平均粒径２０〜５００ｎｍの無機微粒子を０．１〜５重量部の割合で含むことを特徴とする粉粒体組成物。粉末焼結法３Ｄプリンタによって三次元造形物を作製するための材料粉末として好適なポリブチレンテレフタレート樹脂粉粒体を効率よく提供する。
Patent JP-WO2021044565-A1 (JP)
Title: 集塵デバイス
IPC: B03C3/47
Filed: 2019-09-05
Abstract: 集塵デバイスは、複数の捕集板と、シャフトと、間隔保持材とを備え、通過方向に通過する空気に含まれている塵埃を集塵するように構成してある。複数の捕集板は、通過方向と交差する交差方向に間隔を空けて並置され、塵埃を捕集するように構成してある。シャフトは、複数の捕集板を交差方向に貫通する。間隔保持材は、複数の捕集板のうち、第一の捕集板と第一の捕集板に隣接する第二の捕集板との間の間隔内に設けられ、交差方向にシャフトが貫通する。
Patent JP-WO2019156251-A1 (JP)
Title: リポ多糖制御性腸内細菌及びその用途
IPC: C12N15/09
Filed: 2019-02-08
Abstract: 本発明は、（１）天然より分離されたバクテロイデス・ブルガタスの生菌を含む組成物と、（２）天然より分離されたバクテロイデス・ドレイの生菌を含む組成物との組み合わせ物を提供する。
Patent WO-2020158475-A1 (WO)
Title: （メタ）アクリル系共重合体、粘着剤組成物、粘着剤、及び粘着シート
Inventor: FUJITA Kanami
IPC: C08F290/04
Filed: 2020-01-20
Abstract: 低温塗工性に優れ、低いＵＶ照射量でも保持力及び耐基材汚染性に優れた粘着層を形成できる（メタ）アクリル系共重合体を提供する。本発明の（メタ）アクリル系共重合体は、マクロモノマー由来の構成単位ａと、下記式（ｂ）で表される単量体由来の構成単位ｂを含み、前記（メタ）アクリル系共重合体の総質量に対して、前記構成単位ｂの含有量が０．０１～２５質量％である。下記式（ｂ）中、ＲＡ、ＲＢはそれぞれ独立にアルキル基、カルボキシ基、又はハロゲン原子を示し、ｎは０～５の整数、ｍは０～４の整数を示し、Ｘは、（メタ）アクリロイルオキシ基、又は（メタ）アクリロイルオキシアルキレンオキシ基を示す。
Patent WO-2021161518-A1 (WO)
Title: Control system, program creation assistance device, program creation assistance method, and program creation assistance program
Inventor: SUZUKI KAZUHISA
IPC: G06F11/36
Filed: 2020-02-14
Abstract: A control system (1A) comprises a controller (30) and a program creation assistance device (10) that assists in creating a program used by the controller (30) to control a device, wherein the program includes a control program for formally controlling the device, and a test program for controlling a test process performed on the device, and wherein the program creation assistance device (10) is provided with: a main body execution code creation unit (13) that creates main body execution code, which is the executable code of the control program; a test execution code creation unit (23) that creates test execution code, which is the executable code of a test program for controlling a test adjustment process performed on the device; and a test execution condition specification unit (22) that creates test execution conditions, which are conditions for executing the test execution code. The main body execution code and the test execution code are created separately from each other, and the controller (30) controls the device using the main body execution code, the test execution code, and the test execution conditions.
Patent WO-2021059550-A1 (WO)
Inventor: SAKOTA KOUJI
IPC: B65G47/14
Filed: 2020-02-20
Abstract: A nut transporting device (1) comprises: an outer cylinder (20); a plurality of adsorption means (40) arrayed on a spiral having a center axis (X) extending in an axial direction of an outer cylinder (20) at an inner face (22) side of the outer cylinder (20) and imparting a magnetic field to an outer face (21) side of the outer cylinder (20) for adsorption of welding nuts (M) to the outer face (21) of the outer cylinder (20); a rotational driving means (50) that rotationally drives the plurality of adsorption means (40) around the center axis (X); and a restriction guide (60) that restricts rotational movement of the welding nuts (M), to cause the welding nuts (M) to move along the outer face (21) of the outer cylinder (20) in the axial direction.
Patent WO-2020184525-A1 (WO)
Title: Appareil configuré pour modéliser un objet modélisé tridimensionnel, appareil configuré pour faire voler des particules et procédé de modélisation d'un objet modélisé tridimensionnel
Inventor: FUJITA TAKASHI
IPC: B33Y30/00
Filed: 2020-03-09
Abstract: La présente invention concerne un appareil configuré pour modéliser un objet modélisé tridimensionnel qui comprend un support, une unité d'application d'énergie et une unité volante. Le support est conçu pour supporter un matériau de modélisation. L'unité d'application d'énergie est conçue pour appliquer de l'énergie à une surface d'un objet modélisé. L'unité volante est conçue pour faire voler le matériau de modélisation transporté sur le support vers la surface de l'objet modélisé, l'énergie étant appliquée à la surface.
Patent WO-2020189768-A1 (WO)
Inventor: SAKO KAZUHIKO
IPC: G09G3/34
Filed: 2020-03-19
Abstract: This display device is provided with an image display panel which has an image display surface on which display is controlled on the basis of an input image signal; a light source unit (a light source device) which has multiple light sources disposed corresponding to the image display surface, which is partitioned into multiple subregions, and which illuminates the image display surface; and a signal processing unit which calculates the lighting amount of the light sources for each of the multiple subregions. The signal processing unit calculates a lighting amount for each subregion on the basis of the input image signal, sets one of the subregions as a lighting amount correction-target subregion, and corrects the lighting amount in the correction-target subregion if the lighting amount of an adjacent subregion positioned around said correction-target subregion is less than or equal to a prescribed value.
Patent WO-2020203431-A1 (WO)
Inventor: SOMA Mitsunari
IPC: B23H9/00
Filed: 2020-03-24
Abstract: [Problem] To provide a structure driving device that can give surprise and impression to a viewer by causing an ornamental structure (ornamental object) to dynamically appear from a flat plate such as a mirror surface and then disappear (float and then disappear). [Solution] This structure driving device is provided with: a male mold having a predetermined solid shape produced from a metal material by wire-cut discharge machining; a female mold slidably fitted to the male mold; and a base for placing the male mold and the female mold, wherein the structure is caused to appear by sliding the male mold fitted to the female mold. The male mold is provided with a flexible wire configured from a plurality of parts and having one end connected to the rear surfaces of the parts, a plurality of cams displacing the flexible wire to slide the plurality of parts; and a motor having a rotary shaft that rotates the cams.
Patent WO-2020196445-A1 (WO)
Inventor: TOSHIHARU KURISU
IPC: G06F16/9038
Filed: 2020-03-24
Abstract: 物体の香り又は味と、その香り又は味の表現との関係を、視覚的に把握できるようにする。　表示制御部１４は、プロジェクタ装置２０を制御して、位置特定部１２により特定されたサンプル６０の位置に対応する表示領域に、サンプル特定部１１により特定されたサンプル６０によって刺激される嗅覚に関する１以上の表現を表示する。このとき、表示制御部１４は、表現ＤＢ記憶部１３に記憶された表現ＤＢにおいて、サンプル特定部１１により特定されたサンプルに対応する表示態様で表示する。
Patent WO-2020196473-A1 (WO)
Title: Electroconductive polymer composition
Inventor: MIYAMOTO TAKESHI
IPC: C08L65/00
Filed: 2020-03-24
Abstract: Provided is an electroconductive polymer composition capable of forming a film of excellent electroconductivity, moist-heat resistance and heat resistance. This electroconductive polymer composition contains a solvent, an π-conjugated electroconductive polymer and an additive; the electroconductive polymer has at least one structural unit represented by general formula (1) or (2); and the additive includes an organic sulfonic acid and an aromatic staking promoter that promotes stacking of the electroconductive polymer.
Patent WO-2021038943-A1 (WO)
Inventor: ITO KOICHIRO
IPC: G01N23/20025
Filed: 2020-03-30
Abstract: 本発明の電池分析用構造体は、加圧機構を備えた加圧ユニット（３０）と、試料電池（Ｓ）に作用する圧力を受ける圧受けユニット（１０）とを備え、電池収容ユニット（２０）の中空部内に収容された試料電池（Ｓ）を、加圧ユニット（３０）と圧受けユニット（１０）との間で加圧して、その膨張収縮を抑制する。
Patent WO-2021049086-A1 (WO)
Title: Antiviral alloy
Inventor: WAKE YASUHIRO
IPC: A61L101/02
Filed: 2020-04-20
Abstract: Provided is an alloy having antiviral properties. This antiviral alloy contains 2.5-10.0 wt% of tin (Sn) and 0.01-1.0 wt% of gold (Au), wherein the remaining portion is composed of silver (Ag).
Patent WO-2021214880-A1 (WO)
Title: 処理装置、処理方法及びプログラム
Inventor: NABETO YU
IPC: G06T7/00
Filed: 2020-04-21
Abstract: 本発明は、顧客が手にとった商品を撮影する複数のカメラが生成した画像を取得する取得部（１１）と、複数のカメラが生成した複数の画像各々に基づき商品を認識する認識部（１２）と、複数の画像各々に基づく複数の認識結果、及び、複数の画像各々内で商品が存在する領域の大きさ、に基づき最終認識結果を決定する決定部（１３）と、を有する処理装置（１０）を提供する。
Patent WO-2020230572-A1 (WO)
Title: Film de support et kit d'inspection
Inventor: AOYAMA SHUHEI
IPC: G01N33/543
Filed: 2020-04-23
Abstract: Une partie saillante (8) présente une première région (RG1) dans une section transversale. Le bord extérieur de la première région (RG1) de la partie saillante (8) présente un évidement (R). L'évidement (R) est en retrait d'une distance D dans une direction X par rapport à une ligne droite imaginaire (IL). La ligne droite imaginaire (IL) s'étend dans une direction Y. Spécifiquement, la ligne droite imaginaire (IL) vient en butée contre une première position (P1) et passe par une seconde position (P2) dans le bord externe de la partie saillante (8).
Patent WO-2021224983-A1 (WO)
Title: Strut structure
Inventor: TAKEUCHI KAZUHIRO
IPC: A47G29/00
Filed: 2020-05-08
Abstract: A strut structure provided with: a first tubular section that has a first end and a second end; a second tubular section that has a third end and a fourth end and of which at least a portion including the third end can be accommodated inside the first tubular section; and a joint section that restricts the movement of the second tubular section with respect to the first tubular section in a first direction. The joint section comprises: a sleeve part, which has a threaded hole in which a threaded groove is formed and that passes therethrough in a second direction perpendicular to the first direction and which is installed on the outer circumferential surface of the first tubular section; and a screw installed in the sleeve part. The screw comprises a shaft and a head. The shaft comprises: a first region, which comprises the inward tip of the shaft and the cross-sectional area of a cross-section perpendicular to the second direction decreases towards the tip; a second region, which is disposed adjacent to the first region and has an outer circumferential surface that runs along the second direction; and a third region, which is disposed adjacent to the second region between the second region and the head and on the outer circumferential surface of which thread ridges for engaging with the threaded groove are formed.
Patent WO-2020235645-A1 (WO)
Title: Substrat imprimé et son procédé de production
Inventor: TAMAKI YUTA
IPC: H05K13/08
Filed: 2020-05-21
Abstract: L'invention concerne un substrat imprimé principal pour un dispositif électronique qui est pourvu de trous traversants 501, 502 qui sont utilisés pour monter de multiples types de composants. Dans les zones environnantes des trous traversants respectifs 501, 502 sont des méplats 51A, 51B qui sont utilisés pour connecter électriquement les composants et le substrat imprimé principal. Les méplats 51A, 51B sont formés selon des formes qui correspondent respectivement aux formes des composants à monter dans les trous traversants 501, 502. Par exemple, lorsque des composants sont montés automatiquement, les formes des méplats 51A, 51B sont identifiées par reconnaissance d'image, puis des composants ayant les formes correspondant aux formes identifiées sont montés.
Patent WO-2020246467-A1 (WO)
Title: Feuille de cuivre traitée en surface, plaque cuivrée stratifiée et carte de circuit imprimé
Inventor: TAKAZAWA RYOJI
IPC: C25D5/48
Filed: 2020-06-02
Abstract: L'invention concerne une feuille de cuivre traitée en surface présentant des propriétés de traitement de circuits haute qualité et une adhérence exceptionnelle à un substrat de résine. Une feuille de cuivre traitée en surface ayant, sur sa surface, une surface rugueuse formée par un procédé de rugosification, la longueur d'autocorrélation minimale Sal de la surface rugueuse étant comprise entre 1,0 et 8,5 µm inclus, et la hauteur moyenne quadratique Sq étant comprise entre 0,10 et 0,98 µm inclus.
Patent WO-2020255733-A1 (WO)
Inventor: ABIKO MASAHIRO
IPC: B62D21/15
Filed: 2020-06-04
Abstract: This vehicle body front structure (10) is provided with: a front side frame (14); and a side frame cross member (20). The front side frame has: a protruding section (25) provided to a front end section (14d) thereof and protruding outward in the vehicle width direction; and a plurality of frame bent sections (14a-14c) that are spaced apart in the vehicle body front-rear direction in the vehicle rear side of the protruding section. The side frame cross member connects, in the vehicle width direction, bent-section-adjacent portions (14g) on the vehicle body front side of the first frame bent sections (14a) in the front side frames disposed on both sides in the vehicle width direction.
Patent WO-2020250990-A1 (WO)
Inventor: KURABE YASUHIRO
IPC: B67D1/08
Filed: 2020-06-11
Abstract: Provided is an automatic beverage pouring device that prevents poured beverage from scattering after colliding against an object inside a vessel. An automatic beverage pouring device (100) comprises: a nozzle (44) that pours beverage downward; a vessel placement table (52) that is arranged under the nozzle (44) and receives a vessel (102); an inclination means (64) that causes the placement table (52) to move between a non-inclination position at which the vessel (102) is perpendicularly supported and an inclination position at which the vessel (102) is inclined and supported; and a determination means (72, 76) that determines whether an object (110) can exist between the nozzle (44) and a reference point (74) of a vessel inner peripheral surface on the extension of the nozzle (44) in a state in which the placement table (52) is at the inclination position.
Patent WO-2021039034-A1 (WO)
Inventor: OZAWA SHOUJI
IPC: F16H48/19
Filed: 2020-06-15
Abstract: A utility vehicle includes: a power unit that outputs drive power; a drive shaft that receives the drive power transmitted from the power unit; a front axle that receives the drive power transmitted from the drive shaft; a right front wheel connected to the front axle; a left front wheel connected to the front axle; a right clutch configured to disable power transmission from the drive shaft to the right front wheel; a left clutch configured to disable power transmission from the drive shaft to the left front wheel; a clutch actuator that actuates the left clutch and the right clutch; and a controller that controls the clutch actuator.
Patent WO-2021010081-A1 (WO)
Inventor: SADAKATA ICHIRO
IPC: B60L3/00
Filed: 2020-06-17
Abstract: The purpose of the present invention is to provide a vehicle cooling device that, even when a high-voltage instrument cooled by a radiator requires a cooling capacity greater than or equal to the normal capacity in an emergency, can simply increase a cooling capacity thereof without system redundancy. The vehicle cooling device is provided with: a radiator mechanism (10) that includes a first radiator (12), a second radiator (13), and a fan (14); a first refrigerant circulation circuit (30) for cooling a first group instrument (60a) by circulation of a first refrigerant that releases heat in the first radiator (12); a second refrigerant circulation circuit (40) for cooling a second group instrument (60b) by circulation of a second refrigerant that releases heat in the second radiator (13); and a chiller circuit (50) in which a connection circuit (52) for connecting the downstream side of a chiller (11) and the upstream side of the first radiator (12) is formed, the vehicle cooling device being further provided with a control unit (20) that determines the cooling capacity of the second refrigerant circulation circuit (40), wherein the control unit (20) is configured to ensure connection in the connection circuit (52) when the cooling capacity is not sufficient.
Patent WO-2021002198-A1 (WO)
Inventor: TAZAWA KOMEI
IPC: H01S5/042
Filed: 2020-06-17
Abstract: A vertical resonator-type light emitting element which comprises: a substrate (11); a first multilayer film reflection mirror (12) that is formed on the substrate; a first semiconductor layer (13N) that is formed on the first multilayer film reflection mirror and has a first conductivity type; a light emitting layer (13A) that is formed on the first semiconductor layer; a second semiconductor layer (13P) that is formed on the light emitting layer and has a second conductivity type which is opposite to the first conductivity type, while having a projection (13PB) on the upper surface; an insulating layer (14) that covers the upper surface of the second semiconductor layer, while having an opening through which the second semiconductor layer on the upper surface of the projection is exposed, said projection being terminated on the upper surface; a translucent electrode layer (15) that is formed on the insulating layer so as to cover the upper surface of the second semiconductor layer, said upper surface being exposed through the opening of the insulating layer; and a second multilayer film reflection mirror (16) that is formed on the translucent electrode layer and constitutes a resonator together with the first multilayer film reflection mirror.
Patent WO-2021039084-A1 (WO)
Inventor: YOSHIKAWA HIROKI
IPC: A61J1/00
Filed: 2020-06-25
Abstract: [Problem] To provide a sugammadex sodium injection formulation capable of suppressing fluctuations in foreign substances such as analog substances and being stably preserved for a long period of time. [Solution] An injection formulation comprising: a medical container having an oxygen-permeable container, in which a sugammadex sodium aqueous solution containing sugammadex sodium as an active ingredient is filled and under undergoes high pressure steam sterilization; and an oxygen permeation-retardant packaging container, wherein (i) the medical container is accommodated and hermetically sealed, together with an oxygen scavenger, inside the oxygen permeation-retardant packaging container, or (ii) the medical container is accommodated and hermetically sealed inside the oxygen permeation-retardant packaging container, into which an inert gas has been substituted.
Patent WO-2021014914-A1 (WO)
Title: Photosensitive resin composition, transfer film, cured film, laminate, and method for manufacturing touch panel
Inventor: ARITOSHI YOHEI
IPC: C08F12/08
Filed: 2020-07-01
Abstract: Provided are: a photosensitive resin composition having exceptional properties for suppressing development residue and, after heat treatment of a resultant film or cured film, exceptional corrosion-resistance properties in bare wiring at the edges of the film; and a transfer film, a cured film, a laminate, and a method for manufacturing a touch panel in which the photosensitive resin composition is used. This photosensitive resin composition contains: a compound A having a heterocycle structure in which at least one selected from oxygen atoms, nitrogen atoms, and sulfur atoms is included within a ring structure, the compound A also having at least one functional group selected from the group consisting of -SH, -OH, -COOH, -NH 2 , and -CONH 2 ; an alkali-soluble binder polymer; an ethylenic unsaturated compound; and a photopolymerization initiator.
Patent WO-2021075102-A1 (WO)
Inventor: IRIE ATSUSHI
IPC: G06F3/042
Filed: 2020-07-13
Abstract: An information processing device according to one embodiment of the present technology is provided with a selection unit. On the basis of a difference between first positional information detected by a ranging sensor with respect to a target portion included in a body and second positional information estimated by machine learning with respect to the target portion, the selection unit selects the first positional information or the second positional information. Accordingly, the target portion can be recognized with high accuracy.
Patent WO-2021020141-A1 (WO)
Inventor: INOKUCHI DAISUKE
IPC: C08G61/12
Filed: 2020-07-16
Abstract: Provided is a method for producing a π-conjugated polymer which can give an organic photoelectric conversion element inhibited from suffering an increase in dark current, even when the method includes a purification step including heating.　The method for producing a π-conjugated polymer comprises step (I), in which a crude π-conjugated polymer is dissolved in a solvent with heating to obtain a polymer solution, and step (II), in which the π-conjugated polymer is precipitated from the polymer solution, wherein the solvent to be used in step (I) has a peroxide content of 0.1% or less in terms of the relative areal proportion determined by high-performance liquid chromatography and the π-conjugated polymer has an electron spin concentration which is 30×10 16  Spin/g or less and/or is up to 2.5 times that of the crude π-conjugated polymer.
Patent WO-2021020339-A1 (WO)
Title: 学習用画像生成装置、方法及びプログラム、並びに学習方法、装置及びプログラム
Inventor: AKAHORI SADATO
IPC: A61B6/03
Filed: 2020-07-27
Abstract: 学習用画像を取得する画像取得部と、前記画像取得部により取得された前記学習用画像をモデルに入力した場合に、前記モデルの出力が目標値から離れる変動を、前記学習用画像を構成する少なくとも１つの画素の画素値に加えることにより変動学習用画像を生成する変動学習用画像生成部と、を含む、学習用画像生成装置。
Patent WO-2021059751-A1 (WO)
Title: Magnetic sensor
Inventor: KUROKI KOJI
IPC: H01L43/02
Filed: 2020-08-04
Abstract: [Problem] To detect extremely weak magnetic fields by efficaciously reducing irregular noise. [Solution] A magnetic sensor 1, comprising a magnetoresistive strip S made of a plurality of magnetoresistive elements R arranged in the y-direction with a plurality of hard magnetic bodies H interposed therebetween, and ferromagnetic membranes M1, M2 arranged in the x-direction with a magnetic gap G interposed therebetween. The magnetoresistive strip S is positioned near the magnetic gap G. One y-direction end of the magnetoresistive strip S is connected to a terminal electrode E1 without there being, interposed therebetween, another magnetoresistive element subjected to a detection magnetic field. The other y-direction end of the magnetoresistive strip S is connected to a terminal electrode E2 without there being, interposed therebetween, another magnetoresistive element subjected to a detection magnetic field. Thus, the magnetoresistive strip S is straight, without having any doubled-back parts; therefore, the relationship between the direction of the magnetic bias and the direction of the current flow will be uniform across all sections. Irregular noise is thereby significantly reduced, making it possible to detect weak magnetic fields.
Patent WO-2021152892-A1 (WO)
Inventor: OHNO Ryou
IPC: G10D7/026
Filed: 2020-08-26
Abstract: エアリード楽器で、初心者などの演奏能力の乏しい人でも容易に音が出せることを可能とする。　本発明のエアリード楽器は、頭部管１の長手方向に直交するように、唄口２の長径の幅に渡って複数の凹凸あるいは整流フィンを、唄口２の内壁３および頭部管１の内壁４に連続して設ける構造である。凹凸あるいは整流フィンはウインドウェイの作用を果たして、唄口２に流入した呼気は頭部管１内を周回した後、唄口２から流出する割合が高まり、音が出易くなる。