baber/WOPTO huggingface dataset:
Patent WO-2018113564-A1 (WO)
Inventor: XIANG ZHENGZHENG
IPC: H04W4/08
Filed: 2017-12-13
Abstract: L'invention concerne un procédé de communication coopérative d'équipement utilisateur. Le procédé comprend : la réception par une station de base d'une première signalisation en provenance d'un équipement utilisateur (UE), la première signalisation transportant un identifiant de groupe d'un groupe de coopération d'équipement utilisateur et l'identifiant de groupe indiquant que le groupe coopératif d'équipement utilisateur est un groupe coopératif d'équipement utilisateur que l'UE a quitté ; et la mise à jour par la station de base d'informations de groupe concernant le groupe coopératif d'équipement utilisateur en fonction d'informations d'identité concernant l'UE dans le groupe coopératif d'équipement utilisateur. Grâce au procédé des modes de réalisation de la présente invention, diverses situations dans lesquelles un UE quitte un groupe pendant une communication coopérative d'équipement d'utilisateur peuvent être entièrement mises en œuvre, et le problème d'informations de groupe inexactes provoquées par le départ de l'utilisateur d'un groupe peut être résolu de manière opportune au moyen d'une signalisation correspondante au niveau d'un côté de station de base et d'un côté UE.
Patent WO-2019029087-A1 (WO)
Title: Live broadcast annotation method and apparatus, terminal, and live broadcast system
Inventor: GUO QINGWEI
IPC: H04N21/2187
Filed: 2017-12-17
Abstract: Disclosed in the present invention are a live broadcast annotation method and apparatus, a terminal, and a live broadcast system. The live broadcast annotation method comprises acquiring first touch path information corresponding to a touch operation performed by a local terminal user on a touch screen of the local terminal; on the basis of the first touch path information, drawing a first annotation trajectory corresponding to the touch operation and sending the first touch path information to a display terminal connected to the local terminal, such that the display terminal draws a second annotation trajectory displayed on the display terminal on the basis of the first path information; and displaying the first annotation trajectory to the local terminal user by means of a screen. By means of the aforementioned technical solution, the embodiments of the present invention enable annotation to be implemented on live broadcast content during the live broadcast, so that the display terminal user is more targeted when watching a live broadcast, improving live broadcast viewing effects.
Patent WO-2018121395-A1 (WO)
Title: 天线罩的电性能评估方法及装置
Inventor: LIU RUOPENG
IPC: G06F17/50
Filed: 2017-12-21
Abstract: 一种天线罩的电性能评估方法及装置，该天线罩的电性能评估方法包括：获取天线的电磁参数信息和天线罩的参数信息；根据天线的电磁参数信息和天线罩的参数信息，计算出天线的远场信息和天线系统的远场信息；根据天线的远场信息及天线系统的远场信息，计算出天线罩的电性能参数信息。通过实际测量天线的电磁参数信息和天线罩的参数信息，计算出天线的远场信息和天线系统的远场信息，进而得到天线罩的电性能参数信息，从而在不依靠天线精确的数模或天线系统比较复杂情况下，保证计算精度，并且大大的提高了天线罩电性能评估的可操作性，有效提高计算精度。
Patent WO-2019134079-A1 (WO)
Inventor: CHEN CHEN
IPC: G06Q50/00
Filed: 2018-01-04
Abstract: A method for independent travel comprises: obtaining target scenic spot information and current location information (S10); generating a target travel route according to the target scenic spot information, the current location information, and a received or preset route planning condition (S20); and displaying the target travel route (S30). A mobile terminal (200) comprises an acquisition module (1101), a first generation module (1102), and a first display module (1103). A target travel route is generated according to target scenic spot information, current location information, and a route planning condition, thereby completing various independent travel objectives, and improving the efficiency of guiding independent travel to a scenic spot.
Patent WO-2019119573-A1 (WO)
Inventor: YUAN CHAOYU
IPC: G02F1/13
Filed: 2018-01-12
Abstract: 一种透明显示屏，包括透明显示面板，透明显示面板包括相对的显示面和背面，其中，透明显示屏还包括透明的光线控制板，光线控制板位于透明显示面板的背面，光线控制板中包含有能够改变光线透过率的光学介质层，用于阻止外部环境光从背面入射到透明显示面板，避免环境光穿透透明显示面板并从显示面射出，有效地提高了透明显示屏的对比度。一种透明显示装置，其包括驱动单元和透明显示屏，驱动单元向透明显示屏提供驱动信号，以使透明显示屏显示图像。
Patent WO-2019140550-A1 (WO)
Title: Clip-type device for preventing exposure of needle tip
Inventor: CHEN YONGXI
IPC: A61M5/158
Filed: 2018-01-16
Abstract: Provided is a clip-type device for preventing the exposure of a needle tip, the device comprising a clip (2.5). The clip comprises a body (2.5.1) and a clip body (2.5.3); the body (2.5.1) is fixed at a rear end of a connector; a needle passage hole (2.5.2) through which a needle tube passes runs through the body (2.5.1); and one end of the clip body (2.5.3) is fixed on the body (2.5.1), and the other end thereof extends rearward in the axial direction of the needle tube and is suspended over the tube. In one technical solution, the suspended end of the clip body (2.5.3) has a raised head protruding towards the center of the needle passage hole, and the raised head in a free state covers the needle passage hole (2.5.2). In another technical solution, the clip further comprises an elastic constriction tube (2.6), the clip (2.5) is provided with a support body (2.5.4), the support body (2.5.4) is distributed opposite the clip body (2.5.3), the clip body (2.5.3) and the support body (2.5.4) are respectively located on two sides of the center line of the needle passage hole (2.5.2), and the elastic constriction tube (2.6) is sheathed over an outer side face of the clip body (2.5.3) and the support body (2.5.4). The structure of the device for preventing exposure of a needle tip does not easily malfunction and can effectively prevent the exposure of a needle tip. The device is easy to operate and assemble, and has a simple structure.
Patent WO-2019140674-A1 (WO)
Inventor: Chi guotai
IPC: G06Q40/02
Filed: 2018-01-22
Abstract: 本发明提供了一种基于Fisher Score违约鉴别能力最大的信用评级最优指标组合的方法，属于信用服务技术领域。本发明旨在解决由于现有信用评价体系整体违约鉴别能力不是最大而造成的信用风险识别失效问题。以信用得分的Fisher Score违约鉴别能力最大为最优指标组合标准，在剔除反映信息重复的指标后，通过遍历法对比形成的所有指标组合的Fisher Score值，遴选其中信用得分违约鉴别能力Fisher Score值最大的那组指标为最优的指标组合。本发明的方法确保了信用评价体系整体的Fisher Score违约鉴别能力最大，为银行、个人等方方面面的投资者提供了有效识别信用风险的决策依据。
Patent WO-2019144389-A1 (WO)
Title: Hybridization chain reaction-based method for amplifying immunosignals
Inventor: LIN RUI
IPC: C12Q1/68
Filed: 2018-01-26
Abstract: The invention provides an antibody-based bioanalytical method, specifically a hybridization Chain Reaction-based Method for Amplifying Immunosignals named immunosignal HCR (isHCR), which combines antibody-antigen interactions with hybridization Chain Reaction (HCR) technology for amplifying immunosignals. The invention also provides a kit for performing the above isHCR.
Patent WO-2019173954-A1 (WO)
Inventor: DING XIN
IPC: G06T7/00
Filed: 2018-03-12
Abstract: 一种图像清晰度检测方法及装置，用于解决图像清晰度检测时工作量较大，并且算法复杂度较高的问题。该方法包括：将第一尺度的第一图像进行缩放处理，得到第二尺度的第二图像，并确定所述第一图像的第一度量值和所述第二图像的第二度量值，所述第一度量值用于表征所述第一图像的清晰度，所述第二度量值用于表征所述第二图像的清晰度。之后对所述第一度量值和所述第二度量值进行运算，获得运算结果，并将所述运算结果与第一阈值进行比较，并根据获得的比较结果确定所述第一图像是否为清晰图像。
Patent WO-2018188465-A1 (WO)
Title: 辅助戒烟方法及辅助戒烟装置
Inventor: QIU WEIHUA
IPC: A24F15/01
Filed: 2018-03-22
Abstract: 一种辅助戒烟方法及辅助戒烟装置，该方法包括：获取第一指定时间段内的吸烟行为信息，该吸烟行为信息至少包括吸烟数量和香烟信息(101)；根据吸烟行为信息，确定在第一指定时间段内吸烟行为摄入的尼古丁信息(102)；确定该尼古丁信息对应的电子烟信息和/或气溶胶形成基质信息，并将电子烟信息和/或气溶胶形成基质信息进行推送(103)。该方法通过分析用户在第一指定时间段内的吸烟行为信息以确定用户所需的尼古丁信息，并根据尼古丁信息向用户推送对应的电子烟信息和/或气溶胶形成基质信息，从而使用户通过智能烟盒推送的电子烟来代替真烟，减少了用户对真烟的需求，减轻了用户在戒烟过程中的痛苦感，提高了用户戒烟的成功率。
Patent WO-2019062085-A1 (WO)
Title: Anti-interference processing method during detection of cp signals by vehicle-mounted charger
Inventor: LIU JUN
IPC: G01R29/02
Filed: 2018-04-19
Abstract: An anti-interference processing method during detection of CP signals by vehicle-mounted charger, comprising the following steps: step 1, capturing CP signals; step 2, determining whether the CP signals satisfy a preset pulse width, and reserving qualified CP signals satisfying the preset pulse width; step 3, performing amplitude limiting on the frequencies of the qualified CP signals; step 4, performing average filtering on the amplitude-limited frequencies to obtain smooth sampling frequency values; step 5, performing low-pass filtering on the smooth sampling frequency values; step 6, determining whether the frequency values of the CP signals satisfy Chinese standard requirements, if not, ending the capture, and if yes, calculating a duty cycle so as to continue to perform the next step; and step 7, performing low-pass filtering on the calculated duty cycle to obtain a final CP signal, and ending the capture. By means of the method, a stable CP signal can still be detected while CP signals are severely interfered.
Patent WO-2018202116-A1 (WO)
Title: 通信方法、网络设备和终端设备
Inventor: REN HAIBAO
IPC: H04W56/00
Filed: 2018-05-04
Abstract: 本申请提供一种通信方法、网络设备和终端设备，能够满足不同频段对定时提前量（TA）精度的要求，从而能够更精确地进行上行同步。该方法包括：网络设备确定终端设备在第一载波单元上的第一定时提前量；所述网络设备向所述终端设备发送第一消息，所述第一消息包括所述第一定时提前量，其中，所述第一定时提前量的定时调整单位与所述第一载波单元有关。
Patent WO-2019213916-A1 (WO)
Title: Cavity filter and communication radio frequency device
Inventor: ZHANG HAIFENG
IPC: H01P1/207
Filed: 2018-05-10
Abstract: A cavity filter (40) and a communication radio frequency device, the cavity filter (40) comprising a signal input end (401), a signal output end (402), and at least four resonators (403-406) that are sequentially arranged at interconnected intervals from end to end, wherein the signal input end (401) is coupled with the first resonator (403) of the resonators, the signal output end (402) is coupled with the last resonator (406) of the resonators, and a coupling window (407) is disposed at the interval between the first resonator (403) and the last resonator (406); thus, two transmission zero points are added in a passband of the cavity filter (40), and fluctuations in insertion loss may thus be notably reduced.
Patent WO-2019218126-A1 (WO)
Title: Method for controlling network congestion, terminal device, and network device
Inventor: LIU JIANHUA
IPC: H04W28/02
Filed: 2018-05-14
Abstract: Embodiments of the present application provide a method for controlling the network congestion, a terminal device, and a network device, for use in executing a congestion control mechanism when the state of the terminal device changes, thereby achieving the purpose of controlling the network congestion when the state of the terminal device changes. The method comprises: the terminal device executes the congestion control mechanism when the state of the terminal device changes.
Patent WO-2019114195-A1 (WO)
Title: 高弹橡胶沥青防水涂料及其制备方法
Inventor: LIU AIYAN
IPC: C09D195/00
Filed: 2018-05-22
Abstract: 一种高弹橡胶沥青防水涂料，所述涂料包含如下组分或者由如下组分组成：天然沥青分散液、消泡剂、第一树脂乳液、第二树脂乳液、增稠剂和防腐剂，所述第一树脂乳液选自由醋酸乙烯-乙烯共聚乳液、氯丁胶乳和丙烯酸树脂乳液组成的组；所述第二树脂乳液选自由苯乙烯-丁二烯-苯乙烯嵌段共聚物乳液和丁苯乳液组成的组。本发明还提供了制备所述防水涂料的方法，包括：制备天然沥青分散液，在搅拌的同时依次加入消泡剂、第一树脂乳液、第二树脂乳液、增稠剂和防腐剂，从而得到所述防水涂料。本发明的防水涂料具有高弹性、优异的粘结力和耐候性等性能，可以用作建筑防水防腐涂料等。
Patent WO-2019237429-A1 (WO)
Title: Method, apparatus and system for assisting communication, and augmented reality glasses
Inventor: SU ZHUORAN
IPC: H04R25/00
Filed: 2018-06-26
Abstract: Provided in the embodiments of the present invention are a method, apparatus and system for assisting communication, and augmented reality glasses, belonging to the technical field of augmented reality. The method comprises: receiving speech of at least one sound source; based on the received speech of each of the at least one sound source, determining the orientation of each of the at least one sound source; identifying the speech of each of the at least one sound source to convert the speech of each of the at least one sound source to characters; and displaying the orientation of each of the at least one sound source and the characters converted from the speech. The apparatus comprises a speech receiving module, a determination module, a speech identification module and a display module. The system comprises the device mentioned above and a client. The augmented reality glasses comprise the apparatus mentioned above. The present application can allow the hearing impaired to accurately grasp speech content emitted from a sound source and the orientation of the sound source and allow the hearing impaired to conveniently perform communication and exchange.
Patent WO-2019001449-A1 (WO)
Title: Channel interleaving method and apparatus
Inventor: SHEN HUI
IPC: H03M13/27
Filed: 2018-06-27
Abstract: Disclosed is a channel interleaving method for a polar code. The method comprises: determining a matrix with M_r rows and M_c columns used for interleaving, wherein a column serial number of the matrix is expressed as: [0, 1…, ic, …M_c-1], with ic being greater than or equal to 0 and less than or equal to M_c-1, and a row serial number of the matrix is expressed as: [0, 1…, ir, …M_r-1], with ir being greater than or equal to 0 and less than or equal to M_r-1; writing, into the matrix, a bit to be interleaved; permutating the matrix that the bit to be interleaved is written into, according to a permutation pattern of the column serial number and/or a permutation pattern of the row serial number, wherein the permutation pattern of the column serial number is expressed as: [Pc(0), Pc(1)…, Pc(ic), …Pc(M_c-1)], with Pc(ic) being obtained by performing pruned bit reverse (PBR) mapping on the column serial number ic, and the permutation pattern of the row serial number is expressed as: [Pr(0), Pr(1)…, Pr(ir), …Pr(M_r-1)], with Pr(ir) being obtained by performing pruned bit reverse(PBR) mapping on the row serial number ir; and reading out the interleaved bit from the permutated matrix.
Patent WO-2019232853-A1 (WO)
Title: Chinese model training method, chinese image recognition method, device, apparatus and medium
Inventor: GAO LIANGLIANG
IPC: G06K9/68
Filed: 2018-07-03
Abstract: Disclosed are a Chinese model training method, a Chinese image recognition method, a device, an apparatus and a medium. The Chinese model training method comprises: obtaining Chinese images for training handwriting (S11); dividing, according to a preset proportion, the Chinese images for training handwriting into a training set and a test set (S12); labeling the Chinese images for training handwriting in the training set in sequence, and inputting the labeled Chinese images for training handwriting into a convolutional neural network-long and short time memory neural network; using the timing classification algorithm to update network parameters of the convolutional neural network-long and short time memory neural network to obtain a primitive handwriting recognition model (S13); and testing the primitive handwriting recognition model by using the Chinese images for training handwriting in the test set, and when the test accuracy is higher than a preset accuracy, obtaining a target handwriting recognition model (S14). The Chinese model training method has the advantages of high training efficiency and high recognition precision.
Patent WO-2020019139-A1 (WO)
Title: Video uniform display method, terminal device, and machine readable storage medium
Inventor: CHEN XIN
IPC: G06T11/00
Filed: 2018-07-23
Abstract: A video uniform display method, a terminal device, and a machine readable storage medium. A video uniform display method, comprising: obtaining a video frame to be displayed; rendering the video frame to be displayed when receiving a first control signal; exchanging the rendered video frame to a display when receiving a second control signal; setting a time interval between the first control signal and the second control signal. In this way, the video frames exchange data by using respective second control signal as an initial time point, i.e., the time points for starting to display the video frames are the same. Moreover, the video frames are displayed between the respective second control signal and the first control signal of the next frame, i.e., display time durations are set time durations. In other words, in the embodiment, refreshing time points of the video frames correspond to the display time durations, so as to ensure that video display is more uniform and more delicately.
Patent WO-2019024872-A1 (WO)
Title: Air conditioner baffle
Inventor: WANG YONGTAO
IPC: F24F13/22
Filed: 2018-08-01
Abstract: A baffle (10) for use in an air conditioner comprising a side facing towards the airflow (110) and a side facing away from the airflow (120) disposed opposite of the side facing towards the airflow (110). An airflow channel (13) communicating between the side facing towards the airflow (110) and the side facing away from the airflow (120) is provided in the middle of the baffle (10), such that a portion of the airflow blown onto the side facing towards the airflow (110) passes through the airflow channel (13) towards a front-central region of the side facing away from the airflow (120) or a front-edge region (1002) of the side facing away from the airflow (120). The baffle of the air conditioner can reduce or eliminate negative pressure regions of a baffle, guide a heat exchange airflow, and reduce friction between a heat exchange airflow and the baffle. The invention further prevents a backflow of moist air, thereby preventing condensation on the baffle.
Patent WO-2019227660-A1 (WO)
Title: 一种封闭式渔线轮
Inventor: XU ZHILIN
IPC: A01K89/015
Filed: 2018-08-02
Abstract: 一种封闭式渔线轮，包括机架（7），机架（7）安装有能够转动的主轴（4），主轴（4）的周身设有螺旋相反的两个螺旋槽（17），轴套（3）正对螺旋槽（17）的一侧设有腰形孔，线轮座（5）固定有穿过腰形孔并滑动安装在螺旋槽（17）内的传动爪（12）；主轴（4）一端穿装机架（7）并设有驱动其转动的驱动齿轮组件（9），另一端固接有收线转塔（2）。本封闭式渔线轮可以使排线均匀，防止绕线时线圈局部堆积。
Patent WO-2019033963-A1 (WO)
Title: Transaction method and system based on physical store
Inventor: TANG MINGHONG
IPC: G06Q30/02
Filed: 2018-08-08
Abstract: A transaction method and system based on a physical store. The transaction method comprises the steps: a receiving terminal placed in a physical store receiving first identity information of a customer, querying a database, and determining whether the first identity information is stored in the database (S1); if the first identity information is not stored in the database, the receiving terminal sending a measurement instruction to a measuring terminal (S2); the measuring terminal receiving three-dimensional human body data of the customer collected by a measuring device placed in the physical store and using same as first three-dimensional human body data, making the first identity information correspond to the first three-dimensional human body data and storing same in the database (S3); the receiving terminal receiving first clothing information selected by the customer from a local clothing database, and sending the first clothing information to a sales terminal; the local clothing database being configured to store clothing information corresponding one-to-one to all fashion styles in the local physical store; the clothing information comprising the first clothing information (S4). The invention acquires three-dimensional human body data of a customer by means of a measuring device placed in a physical store, establishes a corresponding three-dimensional human body virtual model according to the three-dimensional human body data of the customer, and adds clothing information selected by the customer into the established three-dimensional human body virtual model, so as to obtain an analogue clothing effect of the customer (S5), improving the customer's shopping experience.
Patent WO-2019095782-A1 (WO)
Title: 一种数据样本标签处理方法及装置
Inventor: CHEN FAN
IPC: G06K9/62
Filed: 2018-08-28
Abstract: 公开了一种数据样本标签处理方法及装置。一种数据样本标签处理方法包括：获得不确定标签样本集和已确定标签样本集；利用以下步骤进行迭代处理，直到学习标签的准确率达到预设的要求：对当前的不确定标签样本集和已确定标签样本集进行合并，训练得到预测模型；将不确定标签样本输入预测模型，将模型输出的预测值确定为不确定标签样本的学习标签；获得带有学习标签的抽样子集，对抽样子集的学习标签进行校验以获得学习标签的准确率，如果学习标签的准确率未达到预设的要求，则将标签校验结果确定为抽样子集的标注结果，并将抽样子集从不确定标签样本集移至已确定标签样本集；迭代结束后，将不确定标签样本当前的学习标签确定为标注结果。
Patent WO-2019196334-A1 (WO)
Title: Self-driving control system and method, computer server, and self-driving vehicle
Inventor: JIN YUHE
IPC: G05D1/00
Filed: 2018-09-13
Abstract: A self-driving control system and method, a computer server, and a self-driving vehicle, to realize the goal of controlling a self-driving vehicle to self-drive. The system comprises: a receiving unit (1) used to receive decision information, a light control unit (2) used to generate light control information on the basis of the decision information, a lateral control unit (3) used to generate lateral control information on the basis of the decision information, a longitudinal control unit (4) used to generate longitudinal control information on the basis of the decision information, a correction unit (5) used to correct parameters in the lateral control information and in the longitudinal control information, and a sending unit (6) used to send the light control information and the corrected lateral control information and longitudinal control information to the vehicle controller.
Patent WO-2020061873-A1 (WO)
Title: 一种资源指示方法、设备及存储介质
Inventor: SHI CONG
IPC: H04L5/00
Filed: 2018-09-27
Abstract: 本发明公开了一种资源指示方法，包括：终端设备接收第一指令，所述第一指令用于激活第一带宽部分(BWP)上的半静态配置的资源；所述第一BWP处于非激活状态。本发明还公开了另一种资源指示方法、终端设备、网络设备及存储介质。
Patent WO-2019232988-A1 (WO)
Title: Wifi advertisement display method and apparatus, and computer-readable storage medium and terminal
Inventor: CHEN YINGCONG
IPC: G06Q30/02
Filed: 2018-09-27
Abstract: The present invention relates to the field of software application, and in particular, to a WIFI advertisement display method and apparatus, and a computer-readable storage medium and a terminal. The method comprises: accessing public WIFI, and initiating a network request to the gateway of the public WIFI; according to the restricted network access permission granted by the gateway, redirecting in a browser to the webpage, provided by an authentication server, redirected by the gateway, the webpage comprising preset questions and answer options of an advertisement product; receiving an answer option submitted by a user on the webpage, and sending an authentication request to the authentication server, the authentication request carrying the answer option; and receiving an authentication response sent by the authentication server by means of the gateway, the authentication response being an authentication pass response sent when the authentication server determines that the answer option submitted by the user is consistent with a correct answer option, the authentication pass response indicating the network access permission granted by the gateway.
Patent WO-2020062084-A1 (WO)
Title: 无线通信方法和通信设备
Inventor: LU QIANXI
IPC: H04W72/10
Filed: 2018-09-28
Abstract: 本申请实施例涉及一种无线通信方法和通信设备，该方法包括：若第一资源授权和第二资源授权具有重叠部分，在该重叠部分，利用该第二资源授权发送或接收数据；其中，该第一资源授权是动态调度的资源授权，该第二资源授权是配置的资源授权。本申请实施例的无线通信方法和通信设备，可以保证较高的业务的优先级的传输。
Patent WO-2020062289-A1 (WO)
Inventor: SHU ZHAN
IPC: F04B43/04
Filed: 2018-09-30
Abstract: Disclosed are a diaphragm pump (520) and an agricultural plant protection machine having same. The diaphragm pump (520) comprises: a pump body (1) provided with a liquid inlet (11) and a liquid outlet (12); a pump cover (8) on the pump body (1); a diaphragm piece (3) inside the pump body (1); the diaphragm piece (3) is assembled on the pump cover (8) and encloses a cavity together with the pump cover (8), and the cavity is communicated with the liquid inlet (11) and the liquid outlet (12) respectively; a driving mechanism (4) connected with the diaphragm piece (3) for driving the diaphragm piece (3) to be close to or to be away from the pump cover (8) so that the cavity is reduced or enlarged; a first one-way valve (10) for controlling opening and closing of the liquid inlet (11); a second one-way valve (20) for controlling opening and closing of the liquid outlet (12); and a valve cover (9) configured for fixing the first one-way valve (10) and the second one-way valve (20); the valve cover (9) is detachably connected onto the pump body (1) so as to fix the first one-way valve (10) and the second one-way valve (10) to the pump body (1), and the valve cover (9) and the pump cover (8) are independently arranged. The valve cover (9) independent from the pump cover (8) is additionally arranged to avoid the risk of losing the one-way valve.