baber/WOPTO huggingface dataset:
Patent WO-2020215460-A1 (WO)
Title: Holding pole fixting apparatus
Inventor: ZHAO SHENGFEI
IPC: E01F15/14
Filed: 2019-06-12
Abstract: Disclosed in the present utility model is a holding pole fixing apparatus, comprising a holding pole of which the bottom end is positioned on the ground for installation of devices, several protective rods of which the bottom ends are positioned on the ground and provided at intervals around the outer periphery of the holding pole, and several first pull rods respectively connected between the protective rods and the holding pole. The holding pole fixing apparatus disclosed in the present utility model is provided with several protective rods around the outer periphery of the holding pole, the protective rods can protect the holding pole, preventing the holding pole from being subject to a collision to damage the devices installed on the holding pole. In addition, several first pull rods are connected between the protective rods and the holding pole, so that the first pull rods can make the holding pole fixing apparatus stable and firm as a whole by means of an acting force and a counterforce. Furthermore, by providing the first pull rods, a part of bending stress generated by the devices on the holding pole can be reduced, and the bearing capacity of the holding pole can be increased.
Patent WO-2019242644-A1 (WO)
Title: 基于人工检票界面图像的检票方法、装置、介质及电子设备
Inventor: YU CHANGCUN
IPC: G06K9/62
Filed: 2019-06-19
Abstract: 一种基于人工检票界面图像的检票方法、装置、介质及电子设备，包括：获取人工检票界面图像(S101)；对第一区域图像(201)进行解析，获得模糊值，基于模糊值判断第一区域图像(201)是否为车票图片(S102)；对第二区域图像(202)进行解析，确定票证状态(S103)；当确定第一区域图像(201)为车票图片并且票证状态为相符时，对第三区域图像(203)进行解析，获得证件图像(S104)；将证件图像与摄像头所采集的人脸图像进行匹配，获得匹配结果，基于匹配结果进行检票(S105)。能够以无侵入的方式在传统的人工检票系统上实现用户自助刷脸进站，并且各模块耦合度低，闸机可复用，应用可迁移，极大减少资源的浪费。
Patent WO-2020155548-A1 (WO)
Inventor: FANG YAPENG
IPC: A23L27/40
Filed: 2019-06-28
Abstract: 添加卡拉胶的无苦味低钠盐及其制备方法与应用。该固体低钠盐由40-60重量份氯化钠、40-60重量份氯化钾及4-18重量份κ-卡拉胶通过配料溶解、混合并烘干、研磨和筛分制备得到。该盐可以用于制作调味剂或用于制作油炸食品、面食、奶制品、肉类加工食品、罐制食品。
Patent WO-2020024839-A1 (WO)
Title: Three-color quantum dot led display screen, and manufacturing method for same
Inventor: LIN JIANYUAN
IPC: H01L27/15
Filed: 2019-07-22
Abstract: A three-color quantum dot LED display screen, and a manufacturing method for the same. The three-color quantum dot LED display screen comprises a blue light chip (40), and a base substrate (10), a support substrate (20), and lenses (30) disposed in a stacked manner. The blue light chip (40) is directly fabricated on a surface of the base substrate (10) close to the support substrate (20). A surface of the support substrate (20) close to the lenses (30) is uniformly coated with a transparent material (50), a green quantum dot material (60), and a red quantum dot material (70). Each pixel region on the base substrate (10) is correspondingly provided with three blue light chips (40). The three blue light chips (40) respectively correspond to the transparent material (50), the blue quantum dot material (60), and the red quantum dot material (70) on the support substrate (20) thereabove, and each of the lenses (30) corresponds to one of the blue light chips (40) on the base substrate (10). The blue light chips (40) are directly fabricated on the base substrate (10) in advance, and the base substrate (10), the support substrate (20), and the lenses (30) are then assembled to manufacture the three-color quantum dot LED display screen. The invention has high manufacturing efficiency and a superior display effect, and is not limited by technological or manufacturing process bottlenecks.
Patent WO-2021016765-A1 (WO)
Inventor: Li rizhao
IPC: H01R12/71
Filed: 2019-07-26
Abstract: 一种连接器(10)、用电设备和连接件。连接器(10)包括相互配对的插头(1)和插座(2)。插头(1)包括插头外壳(11)、多通道端子(13)和单通道端子(12)，多通道端子(13)的数量是至少一个，单通道端子(12)的数量是若干个且至少一个多通道端子(13)和多个单通道端子(12)间隔安装在插头外壳(11)上，多通道端子(13)和单通道端子(12)的前端朝向同侧。插座(2)包括插座外壳(21)以及设于插座外壳(21)上的插座端子(22)。
Patent WO-2020052365-A1 (WO)
Title: Vehicle-mounted motion simulation platform based on active suspension, and control method therefor
Inventor: ZHAO DINGXUAN
IPC: B60G17/018
Filed: 2019-08-01
Abstract: Disclosed are a vehicle-mounted motion simulation platform based on active suspension and a control method therefor. The vehicle-mounted motion simulation platform comprises a vehicle body (13), a motion simulation platform (14) fixedly connected to the vehicle body (13), an upper computer (15) for posture control, a gyroscope (1), a plurality of wheels (2, 3, 4), suspension servo actuating cylinders (5, 6, 7) and displacement sensors (8, 9, 10) corresponding to the wheels on a one-to-one basis, an electronic control unit (11), and a servo controller group (12). The electronic control unit (11) calculates posture control parameters based on posture instructions of the motion simulation platform (14) input by the upper computer (15) for posture control and posture information of the motion simulation platform (14) measured by the gyroscope (1), and then outputs the posture control parameters to the servo controller group (12). The servo controller group (12) controls the extension of the respective suspension servo actuating cylinders (5, 6, 7) according to the posture control parameters to realize follow-up control over the posture of the motion simulation platform (14).
Patent WO-2020043074-A1 (WO)
Inventor: ZHOU JUNPING
IPC: H04W76/10
Filed: 2019-08-27
Abstract: Provided in the embodiments of the present application are a data stream processing method, apparatus, and system, which are used to monitor a local service of a terminal device. The method comprises: an SGW-U receiving second address information of a terminal device that is sent by an SGW-C; then, after the SGW-U receives a data stream of the terminal device, if determined that the data stream of the terminal device is a data stream of a local service, updating source address information of the data stream to be the second address information, and sending the updated data stream to a second user plane PDN gateway (PGW-U); the second PGW-U receiving the data stream sent by the SGW-U, and sending the data stream to a local server. The embodiments of the present application may monitor local service while reducing flow circuitousness.
Patent WO-2020134192-A1 (WO)
Inventor: WEN JIANGUANG
IPC: H04R1/10
Filed: 2019-09-12
Abstract: 本发明提供一种受话器，其包括：外壳，其具有空心内腔；振膜机构，其设置于所述空心内腔中，将所述空心内腔分隔为第一腔体和第二腔体，所述振膜机构包括振板，所述振板的固定端固定于所述外壳的内壁上，所述振板的自由端悬空设置于所述空心内腔中；电磁驱动机构，其设置于所述空心内腔内，其包括至少一个线圈组件和至少一个磁场组件，其中，每个磁场组件设置于第一腔体或第二腔体中，且所述磁场组件靠近振板的自由端；每个线圈组件设置于第一腔体或第二腔体中，且所述线圈组件靠近振动板的固定端。与现有技术相比，本发明中的受话器减少了运动部件之间的连接，从而简化装配工艺，降低制造成本。
Patent WO-2021046801-A1 (WO)
Title: Image recognition method, apparatus and device, and storage medium
Inventor: ZHAO LIWEI
IPC: G06F16/95
Filed: 2019-09-12
Abstract: An image recognition method, apparatus and device, and a storage medium, belonging to the field of image processing. The method comprises: acquiring the name of an object to be recognized in an image (S1); and on the basis of the name of the object to be recognized, using a preset library to obtain association information of the object to be recognized, wherein the preset library stores the name of the object to be recognized and association information corresponding thereto (S2). A user uploads an image to an electronic device, and the electronic device obtains the name of an object to be recognized in the image, and then obtains association information of the object to be recognized in the preset library according to the name of the object to be recognized, and displays the association information of the object to be recognized to the user; therefore, it is convenient for users to obtain more association information of the object to be recognized.
Patent WO-2020057500-A1 (WO)
Inventor: FAN QIANG
IPC: H04L1/16
Filed: 2019-09-17
Abstract: Provided are a method and apparatus for transmitting data. The method is applied to a first terminal device, wherein the first terminal device has first data to be transmitted at a sidelink and second data to be transmitted at an uplink. According to a result of comparison between a transmission priority of the first data and a transmission priority of the second data, the first terminal device performs medium access control (MAC) protocol data unit (PDU) packetization on the first data or does not perform MAC PDU packetization on the first data so as to facilitate the improvement of the reliability of data transmission.
Patent WO-2021042422-A1 (WO)
Title: Three-dimensional stacked phase change memory and preparation method therefor
Inventor: TONG HAO
IPC: H01L45/00
Filed: 2019-09-23
Abstract: A three-dimensional stacked phase change memory and a preparation method therefor. The preparation method specifically comprises: first preparing, on a substrate, a multi-layer structure formed by alternately providing horizontal electrode layers and insulating layers in a stacked manner, then, performing etching to form trenches and discrete three-dimensional strip-shaped electrodes, next, filling the trenches with an insulating medium, then, forming small holes in a junction area of the three-dimensional strip-shaped electrodes and the insulating medium, sequentially depositing a phase change material on the walls of the small holes, and filling the small holes with electrode materials to prepare a vertical electrode, such that a multi-layer stacked three-dimensional stacked phase change memory can be obtained. By means of improving the whole flow process of the preparation method, a three-dimensional phase change memory array can be established using a vertical electrode structure, and compared with the prior art, the present invention can effectively solve the problems of complex multi-layer stacking steps, high process implementation difficulty, unit size scaling-down, etc., of existing three-dimensional stacked phase change memory devices during process preparation.
Patent WO-2020252976-A1 (WO)
Inventor: JI XIAOCHEN
IPC: H04N21/2668
Filed: 2019-09-27
Abstract: Disclosed is a video insertion method, apparatus and device, a medium and a system. The video insertion method comprises: acquiring a video to be inserted and a preset identifier, which is set at an insertion position; comparing the preset identifier with a standard identifier, and determining a corresponding pose transformation relationship; and inserting said video at the insertion position according to the pose transformation relationship. By means of the video insertion method provided by the present application, how to insert, at an insertion position, a video to be inserted can be determined by using a pose transformation relationship between a preset identifier, which is set at the insertion position, and a standard identifier, such that advertisements in a video can be simply and conveniently inserted and replaced so as to realize richer video insertion modes, thereby facilitating video insertion scenarios of various transformation scenarios.
Patent WO-2020078373-A1 (WO)
Inventor: AKHAVAIN MOHAMMADI MEHDI ARASHMID
IPC: H04L45/50
Filed: 2019-10-16
Abstract: L'invention concerne un appareil et des procédés destinés à utiliser un routage de segment (SR) dans un plan utilisateur pour un réseau sans fil qui utilise un plan de commande configuré pour un protocole de tunnellisation GPRS (GTP).
Patent WO-2020134388-A1 (WO)
Title: 一种基于随机等几何分析的叶片高刚度设计方法
Inventor: CHENG JIN
IPC: G06F17/00
Filed: 2019-10-17
Abstract: 本发明公开了一种基于随机等几何分析的叶片高刚度设计方法。该方法首先根据叶片的制造情况与服役环境建立其材料属性与外载荷的随机场模型，在此基础上，根据叶片的高刚度设计需求和升阻比约束条件建立其优化设计模型，并对模型进行求解。求解过程中，采用随机等几何分析方法计算叶片在材料属性及外载荷随机性影响下的随机位移，同时计算叶片翼型的最大升阻比，进而计算出当前种群个体的适应度，从而实现了保证升阻比前提下的叶片高刚度设计。本发明提出的叶片高刚度设计方法综合考虑了叶片材料属性及外载荷的随机性，采用基于随机Krylov子空间基向量离散方案的随机等几何分析方法计算叶片的随机位移，能高效地获得高精度的叶片随机位移。
Patent WO-2021081687-A1 (WO)
Title: Method and system for use in monitoring satellite standalone unit failure based on single indicator threshold
Inventor: JING ZHEN
IPC: G01C25/00
Filed: 2019-10-28
Abstract: A method for use in monitoring a satellite standalone unit failure based on a single indicator threshold, comprising the following steps: providing a standalone unit indicator analytic function (302); providing a failed service handling function (304); calling the standalone unit indicator analytic function to acquire an indicator value of a standalone unit (306); determining whether the indicator value of the standalone unit exceeds an indicator threshold and determining the number of instances that the indicator value consecutively exceeds the indicator threshold (308); and calling the failed service handling function on the basis of the number of instances to execute troubleshooting (310). Also disclosed are a system for use in monitoring a satellite standalone unit failure based on a single indicator threshold. With the method and system, different failure types of different standalone units can be monitored by configuring the standalone unit indicator analytic function and the failed service handling function, and the need for modifying other parts of a monitoring program is obviated, thus greatly simplifying monitoring work.
Patent WO-2020094022-A1 (WO)
Inventor: SHEN LIWEI
IPC: G06F16/958
Filed: 2019-11-05
Abstract: 本发明提供了一种强夯数字化施工管理平台系统，包括以下步骤：步骤(1):基于UDP数据传输协议实时接收现场施工数据；步骤(2):采用MySql数据库存储施工数据信息；步骤(3)：采用Spring+SpringMVC+MyBatis技术搭建java平台框架；步骤(4)：采用Echarts可视化库个性化定制数据可视化图表；步骤(5)：采用Web端网站模式搭建数字化施工管理平台，本发明实现了24小时全天候监控施工，无需现场记录人员，避免人工误差，既保证了施工质量也降低了施工成本。
Patent WO-2021047027-A1 (WO)
Inventor: LI WENFANG
IPC: G09G3/20
Filed: 2019-11-14
Abstract: 本申请提供电源管理芯片及其驱动方法、驱动系统，该电源管理芯片包括寄存器、信号接收模块和处理模块，在信号接收模块接收到第二电压数据后，通过处理模块检测第一电压数据和第二电压数据，防止第一电压数据被更改，造成显示画面异常，解决了现有的电源管理芯片存在数据被更改，造成显示面板画面异常的技术问题。
Patent WO-2020098803-A1 (WO)
Title: Harmonization between affine mode and other inter coding tools
Inventor: ZHANG KAI
IPC: H04N19/176
Filed: 2019-11-15
Abstract: The disclosure relates to harmonization between affine mode and other inter coding tools. Mode. A method for video processing, comprising: determining a current block is coded with a sub-block coding technology; and performing a conversion between the current block and a bitstream representation of the current block by using an inter-intra prediction.
Patent WO-2021082149-A1 (WO)
Title: 换热器和具有其的空调器
Inventor: LI CHENGEN
IPC: F28F1/20
Filed: 2019-11-27
Abstract: 一种换热器（100）和具有其的空调器（1000），该换热器（100）包括至少一个换热单元（1），换热单元（1）包括：翅片（12）、集流管（11）和毛细管（13），集流管（11）为两个且分别位于翅片（12）的长度两侧，毛细管（13）设于翅片（12）的厚度一侧，且毛细管（13）的长度两端分别与两个集流管（11）连通。
Patent WO-2020108641-A1 (WO)
Inventor: WU XIAOFEI
IPC: G06F16/36
Filed: 2019-11-29
Abstract: The present application discloses an ontology establishment method and apparatus, and a storage medium, belonging to the technical field of big data processing. Said method comprises: for at least one document used for establishing an ontology, determining a plurality of tuples according to the at least one document, determining a plurality of semantic relationship data sets according to the plurality of tuples, and then establishing, according to the plurality of semantic relationship data sets, an ontology for the at least one document. The whole ontology establishment process involves no manual operation, improving the ontology establishing efficiency.
Patent WO-2021120098-A1 (WO)
Title: 滤光装置、摄像模组、移动终端及图像采集方法
Inventor: ZHOU YANRU
IPC: G02B7/00
Filed: 2019-12-19
Abstract: 一种滤光装置(10)、摄像模组(210)、移动终端(3100)及图像采集方法。滤光装置(10)包括转轴(11)、支撑架(12)及滤光片组件(13)。转轴(11)包括轴线(110)；支撑架(12)安装在转轴(11)上，能环绕轴线(110)转动；安装在支撑架(12)上的滤光片组件(13)包括多个滤光片(130)，且能环绕轴线(110)转动。
Patent WO-2020147575-A1 (WO)
Title: 薄膜晶体管的制备方法及显示装置
Inventor: HE HUAILIANG
IPC: C23F1/20
Filed: 2019-12-31
Abstract: 一种薄膜晶体管的制备方法和一种显示装置。所述薄膜晶体管的制备方法包括：利用物理气相沉积法在基板的半导体层上依次沉积第一钼金属层，铝金属层和第二钼金属层，得到源漏金属层，其中，沉积所述第一钼金属层和所述第二钼金属层时，通入的氮气流量为0sccm～1000sccm（S10）；利用蚀刻液对所述源漏金属层进行蚀刻，得到源极和漏极，其中，所述蚀刻液包括盐酸和硝酸的混合溶液（S20）；在所述源极和漏极上依次形成钝化层和电极层（S30）。
Patent WO-2020143516-A1 (WO)
Inventor: DENG QINGPING
IPC: G09F13/22
Filed: 2020-01-02
Abstract: A device provided with luminous signs (3), comprising a guide rail (1), a plurality of sliding bases reciprocating along the length direction of the guide rail (1), luminous signs (3) correspondingly electrically connected to the plurality of sliding bases, and synchronously moving as the luminous signs (3), a connection sliding base (4) reciprocating along the length direction of the guide rail (1) and electrically connected to the luminous signs (3) by means of the sliding base, and fixed members (51,52) provided on an end portion or a side wall of the guide rail (1). By means of the configuration of the sliding bases, it is convenient to fix and electrically connect the luminous signs (3), and the position of the luminous signs (3) can be conveniently and flexibly adjusted according to the mounting requirement.
Patent WO-2020173304-A1 (WO)
Inventor: LI ZHUN
IPC: B60Q11/00
Filed: 2020-02-12
Abstract: A method and device for detecting a fault in a vehicle, and a vehicle. The method comprises: when a vehicle experiences an abnormality, acquiring output signals of a brake lamp switch, the output signals of the brake lamp switch including a body control module signal and a vehicle control unit signal; determining whether the output signals of the brake lamp switch satisfy a preset abnormal condition; if the output signals of the brake lamp switch satisfy the abnormal condition, acquiring location information to determine whether an operation fault occurs in the vehicle, the location information comprising location information of a braking pedal and location information of a throttle pedal; and if no operation fault is found in the vehicle, determining a fault of the vehicle according to pressure information of a master cylinder, the output signals of the brake lamp switch and target location information. The invention simplifies a troubleshooting operation for a vehicle, thereby enhancing fault detection efficiency.
Patent WO-2021159494-A1 (WO)
Title: Solid-state drive and control method for solid-state drive
Inventor: TANG YONGJUN
IPC: G06F3/06
Filed: 2020-02-14
Abstract: A solid-state drive and a control method for the solid-state drive. The solid-state drive comprises a controller, a selector, and N NAND flash memory chips, N being an integer greater than 1, the N NAND flash memory chips constituting P NAND flash memory chip arrays, P being an integer greater than or equal to 1 and less than or equal to N. The selector is coupled respectively with the controller and the N NAND flash memory chips. The controller is used for outputting multiple strobe signals to the selector, where the multiple strobe signals are used for indicating M NAND flash memory chips among the N NAND flash memory chips, and M is an integer greater than or equal to 1 and less than or equal to N (701). The selector is used for selecting, on the basis of the multiple strobe signals, the M NAND flash memory chips for data transmission (702). This favors an increase in the interface speed of the solid-state drive, also does not restrict the storage capacity of the solid-state drive, and satisfies at the same time performance requirements for a high interface speed and a high storage capacity of the solid-state drive.
Patent WO-2020173334-A1 (WO)
Title: 数据存储方法及数据查询方法
Inventor: LUO YI
IPC: G06F16/532
Filed: 2020-02-18
Abstract: 本发明公开了一种数据存储方法和数据查询方法。其中，数据存储方法包括步骤：判断待存储的数据是否属于预定数据类型；若该数据属于预定数据类型，则将该数据存储至第一存储区域并获取该数据的目录地址；提取该数据的特征向量；以及将数据的特征向量与目录地址关联存储至第二存储区域。本发明还公开了相应的数据管理系统及计算设备。
Patent WO-2021047153-A1 (WO)
Inventor: LIU KAI
IPC: F24F11/88
Filed: 2020-03-04
Abstract: A compressor driving device, a compressor pressure protection method, and an air conditioner. The compressor driving device comprises a three-phase alternating current power supply input end, a relay module (10), a rectifier circuit (20), and a driving control circuit (30) which are sequentially connected; the rectifier circuit (20) is used for converting connected alternating current into direct current and then outputting the direct current to a direct current bus; the driving control circuit (30) is used for converting the direct current output by the direct current bus into compressor (COMP) driving power; a pressure switch (SW1) is used for measuring the pressure value in a refrigerating system, and when the measured pressure value is larger than a preset pressure threshold, disconnecting the power supply circuit of the relay module (10); the driving control circuit (30) is also used for detecting the on-ff state of the pressure switch (SW1) and controlling the compressor (COMP) to stop working when the pressure switch (SW1) is switched off.
Patent WO-2020192500-A1 (WO)
Inventor: WANG DONG
IPC: B25D9/04
Filed: 2020-03-17
Abstract: 一种弹头除锈机构（1）及除锈装置，该弹头除锈机构包括弹头 (12)，弹头在外部的驱动机构（2）的驱动下作直线往复运动，以反复敲击待除锈面；弹头远离驱动机构的一端为便于除锈的敲击部（1200）；该弹头除锈机构体积小，除锈时可以精准定位待除锈位置。
Patent WO-2021147159-A1 (WO)
Title: Bubble machine producing bubbles by means of waving
Inventor: CHEN LEYAN
IPC: A63H33/28
Filed: 2020-03-18
Abstract: A bubble machine producing bubbles by means of waving comprises a fan (3), an airflow path (5), and a bubble outlet. An airflow generated by the fan (3) reaches the bubble outlet via the airflow path (5), and is blown into a liquid film at the bubble outlet so as to produce a bubble that can be maintained at the bubble outlet. A check valve (6) is provided in the airflow path. The bubble machine producing bubbles by means of waving can produce bubbles for stage effects or for the entertainment of children, and can maintain a bubble at the bubble outlet for a long time without having to keep the fan turned on.
Patent WO-2021189182-A1 (WO)
Title: 半导体装置及其制造方法
Inventor: WONG KING YUEN
IPC: H01L29/417
Filed: 2020-03-23
Abstract: 本公开的一些实施例提供一种半导体装置，其包括衬底、沟道层、势垒层、p型掺杂III-V族层、源极、漏极及经掺杂半导体层。沟道层设置于衬底上。势垒层设置于沟道层上。p型掺杂III-V族层设置于势垒层上。闸极设置于p型掺杂III-V族层上。源极及漏极设置于闸极的相对两侧。经掺杂半导体层具有靠近闸极的第一侧及远离闸极的第二侧。漏极覆盖经掺杂半导体层的第一侧。
Patent WO-2020211821-A1 (WO)
Inventor: WANG QIUHUA
IPC: A61H7/00
Filed: 2020-04-16
Abstract: An automatic liquid outlet structure and a beauty massage instrument. The structure comprises rolling massage mechanisms (2), a liquid storage mechanism (4), and a liquid adsorption mechanism (5); the liquid adsorption mechanism (5) is provided between the rolling massage mechanisms (2) and the liquid storage mechanism (4), and one side of the liquid adsorption mechanism (5) is communicated with the liquid storage mechanism (4) and the other side is in contact with the rolling massage mechanisms (2); liquid in the liquid storage mechanism (4) is adsorbed in the liquid adsorption mechanism (5), and during rolling of the rolling massage mechanisms (2), the liquid is transferred from the liquid adsorption mechanism (5) to the rolling massage mechanisms (2). The structure in which liquid automatically flows out during massage can implement uniform outflow of essence during massage, and the outflow speed of the essence is not related to a tilt angle of the beauty massage instrument. The structure in which liquid automatically flows out during massage is used in the beauty massage instrument.
Patent WO-2021179422-A1 (WO)
Inventor: XING ZHIGANG
IPC: F24F1/028
Filed: 2020-04-30
Abstract: L'invention concerne un ensemble d'apport et d'évacuation d'air (10), et un climatiseur intégré, se rapportant au domaine technique des dispositifs de climatisation. L'ensemble d'apport et d'évacuation d'air (10) comprend un premier tuyau d'air (100) et un second tuyau d'air (200), un premier passage d'air (110) étant défini à l'intérieur du premier tuyau d'air (100), ce premier passage d'air (110) étant en communication avec une sortie d'air d'une volute d'échappement ; le second tuyau d'air (200) est gainé à l'extérieur du premier tuyau d'air (100), un second passage d'air (210) étant défini entre la paroi interne du second tuyau d'air (200) et la paroi externe du premier tuyau d'air (100), et le second passage d'air (210) étant en communication avec une entrée d'air du climatiseur intégré. Au moins une partie de la paroi externe du premier tuyau d'air (100) dans le sens longitudinal est reliée de manière fixe au second tuyau d'air (200).