baber/WOPTO huggingface dataset:
Patent WO-2021129473-A1 (WO)
Title: 机载北斗系统及其应用方法
Inventor: LI WEIWEI
IPC: H04B7/185
Filed: 2020-12-16
Abstract: 本发明提供了一种机载北斗系统及其应用方法，其中机载北斗系统包括：集成北斗导航通信子系统的北斗应用软件模块和北斗协议栈软件模块的机载通信导航监视系统；与所述机载通信导航监视系统相连的北斗收发机；与所述北斗收发机相连的北斗服务器。本发明可以在机载通信导航监视系统中集成北斗导航通信子系统的北斗应用软件模块和北斗协议栈软件模块，以便机载通信导航监视系统通过北斗应用软件模块和北斗协议栈软件模块，与北斗收发机和北斗服务器进行数据交互，从而实现航空领域中机载通信导航监视自主化的目的。
Patent WO-2021121414-A1 (WO)
Title: 一种用于岸桥吊具上架及吊具的插接装置
Inventor: ZHANG WEI
IPC: B66C1/10
Filed: 2020-12-19
Abstract: 一种用于岸桥吊具上架及吊具的插接装置，包括插头组件（1）和插座组件（2），插头组件（1）包括插头壳体（101）、牵引电磁铁（102）、导向柱（103）、横向压缩弹簧（108）、纵向张力弹簧（107）、定位钢球（106）、分隔板（104）、锥形柱（109）、吸盘（110）和插针（105）；插座组件（2）包括插座壳体（200）、分隔板套孔（201）、导向柱套孔（202）、钢球定位孔（204）和插孔（203）；对接时，导向柱（103）顶端定位钢球（106）落入导向柱套孔（202）底端开设的钢球定位孔（204）中，横向压缩弹簧（108）将其挤压固定，实现自锁；分离时牵引电磁铁（102）通电，纵向张力弹簧（107）受牵引电磁铁（102）的牵引而收缩，带动锥形柱（109）跟随纵向张力弹簧（107）运行，定位钢球（106）从钢球定位孔（204）中脱离实现解锁；这种自锁式和自动解锁式的结构，能够避免作业震动引起插头松脱的故障；且插针（105）被分隔板（104）按照电气分类进行隔离，避免了作业中的电磁干扰。
Patent WO-2022011976-A1 (WO)
Title: Packaging bag grabbing mechanism
Inventor: CHENG HONGBO
IPC: B65G47/90
Filed: 2020-12-23
Abstract: A packaging bag grabbing mechanism, comprising a movable frame (1), wherein a lifting frame (6) is connected below the movable frame (1) by means of a scissor arm (2), a plurality of rows of C-shaped hooks the lower ends of which being able to open and close are provided below the lifting frame (6), and a plurality of limiting plate hook holes (9a) are provided on a limiting plate (9) below each C-shaped hook; hook tips of two front and rear adjacent rows of C-shaped hooks are opposite to and staggered from one another, and the hook tips of the front C-shaped hooks (7) face backwards and the same row is fixed to the same front C-shaped hook square tube (7a); both ends of each front C-shaped hook square tube (7a) are coaxially connected to a front C-shaped hook rotary shaft (7b) respectively, and both ends of each front C-shaped hook rotary shaft (7b) are supported on the lifting frame (6) by means of a front C-shaped hook bearing (7c), respectively; the hook tips of the rear C-shaped hooks (8) face forwards, the same row is fixed onto the same rear C-shaped hook square tube (8a); both ends of each rear C-shaped hook square tube (8a) are coaxially connected to a rear C-shaped hook rotary shaft (8b), and both ends of each rear C-shaped hook rotary shaft (8b) are supported on the lifting frame (6) by means of a rear C-shaped hook bearings (8c), respectively. The mechanism may adapt to different layers of packaging bags and can reliably grab the packaging bags, without affecting the bag breaking and unloading of an unloading station.
Patent WO-2022133860-A1 (WO)
Title: Key management for crypto processors attached to other processing units
Inventor: KOUNAVIS MICHAEL
IPC: H04L9/32
Filed: 2020-12-24
Abstract: Technology for protecting tenant workloads and tenant data within a multi-tenant workload environment may include a workload processor allocable into tenant slices, a cryptographic engine, memory storing a key table, and a key provisioner to provision a separate tenant key for each workload, each tenant key stored in the key table with an associated unique key handle and a resource identifier for a separate one of the plurality of tenant slices assigned to the respective workload, provide each respective tenant key to a respective requestor of each workload, and provide, for each workload, the respective key handle to the assigned tenant slice, the tenant slice to use the key handle to perform, via the cryptographic engine, a cryptographic operation on a wrapped data key associated with the workload.
Patent WO-2021179749-A1 (WO)
Inventor: DONG TIAN
IPC: G09G3/20
Filed: 2020-12-29
Abstract: A display panel and a driving method therefor, and a display device. The display panel comprises M*N display units, arranged in an array, that are defined by the interaction of M+1 gate lines and N pairs of data lines, each pair of data lines comprising a first data line and a second data line; in an mth display row, display units in odd-numbered display columns are connected to an mth gate line, and display units in even-numbered display columns are connected to an (m+1)th gate line; and in an nth display column, display units in odd-numbered display rows are connected to a first data line of an nth pair of data lines, and display units in even-numbered display rows are connected to a second data line of the nth pair of data lines; or in the mth display row, display units in even-numbered display columns are connected to the mth gate line, and display units in odd-numbered display columns are connected to the (m+1)th gate line; and in the nth display column, display units in the even-numbered display rows are connected to the first data line of the nth pair of data lines, and display units in the odd-numbered display rows are connected to the second data line of the nth pair of data lines.
Patent WO-2021169577-A1 (WO)
Inventor: ZHANG HAIXIA
IPC: G06Q50/30
Filed: 2020-12-29
Abstract: 一种基于加权联邦学习的无线业务流量预测方法，该方法包括：控制中心将多个预训练模型推送到基站侧；基站侧根据本地数据进行模型训练，并将训练后的模型传到控制中心；控制中心根据加权规则对模型融合并反馈到基站，加权规则中对本地模型给予更多的权重；基站根据得到的最终模型对未来时刻的无线业务流量进行预测。提供的无线业务流量预测方法，在控制中心模型聚合策略上，利用加权聚合规则替代平均策略，能够避免由于数据异构性而带来的预测不准确现象，提高了分布式无线业务流量预测的总体预测精度。
Patent WO-2022141206-A1 (WO)
Inventor: PAN LIWEN
IPC: H02M1/00
Filed: 2020-12-30
Abstract: Provided is a digital signal modulation method, comprising: acquiring a modulated value of a comparator according to a target duty cycle and an initial value of a counter; acquiring a corrected value according to the target duty ratio, the initial value of the counter, and the modulated value of the comparator; generating periodic PWM signals according to the modulated value of the comparator and the initial value of the counter; and according to the corrected value, performing pulse frequency modulation on PWM signals of each period among the periodic PWM signals. According to the present application, given that the hardware costs are not increased, the precision of the duty cycle of PWM signals of each period is improved by means of performing pulse frequency modulation on the PWM signals of each period, so as to output PWM signals having a higher precision.
Patent WO-2021143859-A1 (WO)
Title: Method, terminal device and network device for physical uplink shared channel transmission
Inventor: GUO LI
IPC: H04W72/12
Filed: 2021-01-15
Abstract: A method for transmitting on a physical uplink shared channel, PUSCH, comprising: receiving, by a terminal device, configuration information including M transmission configuration indication, TCI, states; receiving, by the terminal device, an activation command to activate K of the M TCI states; receiving, by the terminal device, downlink control information, DCI, including a PUSCH transmission grant, the DCI comprising TCI information indicating a selected TCI state from among the K TCI states; determining, by the terminal device based on the selected TCI state, an uplink transmission spatial transmission filter for a PUSCH transmission, and performing, by the terminal device, the PUSCH transmission using the determined uplink transmission spatial filter.
Patent WO-2022151509-A1 (WO)
Inventor: DU QIMING
IPC: B02C18/06
Filed: 2021-01-19
Abstract: La présente invention se rapporte au domaine technique du traitement des déchets, et en particulier une machine capable de broyer et de chauffer de manière intelligente des déchets. La machine comprend un corps de machine ; une cavité interne de l'extrémité supérieure du corps de machine est configurée pour être une cavité interne de montage, et une cavité interne de l'extrémité inférieure du corps de machine est configurée pour être une cavité interne d'entraînement, un couvercle supérieur est monté rotatif à l'extrémité supérieure du corps de machine, une paire de bases qui sont symétriques à gauche et à droite sont disposées à l'extrémité inférieure du corps de machine, un panneau de commande est disposé sur la paroi externe du côté gauche du corps de machine, et un couvercle de doublure interne en retrait vers le bas est disposé dans la cavité interne de l'extrémité inférieure du couvercle supérieur. Les effets bénéfiques sont ceux : dans la présente invention, un cylindre de broyage est chauffé en fournissant un film de chauffage de plaque de micro-cristal, et les pales de ventilateur de broyage entraînées par un moteur sont combinées, de telle sorte que les déchets internes sont broyés, chauffés et évaporés, une stérilisation efficace, un traitement de broyage et de séchage sur les déchets est atteint, et l'effet de traitement sur les déchets est considérablement amélioré ; de plus, par coopération d'une tige de manchon et d'un couvercle d'extrémité de montage, un montage pratique et un démontage rapide du cylindre de broyage sont obtenus, de telle sorte que le nettoyage du cylindre de broyage est facilité, et la durée de vie du cylindre de broyage est prolongée.
Patent WO-2022141750-A1 (WO)
Inventor: QI HONGJI
IPC: C30B11/00
Filed: 2021-02-05
Abstract: 本申请涉及基于深度学习和热交换法的氧化镓制备方法及系统，预测方法包括：获取氧化镓单晶的制备数据；制备数据包括：籽晶数据、环境数据以及控制数据；控制数据包括：籽晶冷却介质流量；对制备数据进行预处理，得到预处理的制备数据；将预处理的制备数据输入训练好的神经网络模型，得到氧化镓单晶对应的预测性质数据。先将制备数据进行预处理，得到预处理的制备数据，将预处理的制备数据输入训练好的神经网络模型，得到氧化镓单晶对应的预测性质数据，通过训练好的神经网络模型对氧化镓单晶的性能进行预测，调整制备数据得到需要的氧化镓单晶的性能，使得氧化镓单晶的性能得到优化。
Patent WO-2022174403-A1 (WO)
Inventor: LIAO KEYUAN
IPC: H03F1/08
Filed: 2021-02-20
Abstract: The embodiments of the present application discloses a noise reduction circuit, comprising: a first signal detection module, a first grounding circuit, a first trans-impedance amplifier, a second operational amplifier and a reference voltage generator; wherein the first signal detection module is configured to output a direct current signal and an alternating current signal; the first grounding circuit is coupled between a grounding end and an output end of the first signal detection module; the first trans-impedance amplifier is coupled to the output end of the first signal detection module, and a signal outputted by an output end of a first operational amplifier included in the first trans-impedance amplifier is in the reverse direction to a signal received by the input end thereof; a negative input end of the second operational amplifier is coupled to the output end of the first operational amplifier; and a positive input end of the second operational amplifier is coupled to the reference voltage generator, and is configured to receive an adjustable reference voltage outputted by the reference voltage generator. The present application further provides a method, an apparatus, a device, a photoreceiver, and a medium. By adjusting a voltage inputted by the reference voltage generator, a noise value generated by the direct current signal grounding can be adjusted.
Patent WO-2022037030-A1 (WO)
Title: Heat dissipation device for electric vehicle controller
Inventor: LI HUAJING
IPC: H05K7/20
Filed: 2021-02-24
Abstract: A heat dissipation device for an electric vehicle controller, comprising: a heat dissipation base (1), which is provided for placing a controller (100) thereon, a metal heat dissipation tooth (101) being provided on the heat dissipation base (1), and the metal heat dissipation tooth (101) abutting against the controller (100); and an air cooling assembly (2), which comprises a mounting housing (21) and a fan (22), the fan (22) being provided in the mounting housing (21), the mounting housing (21) being mounted on the heat dissipation base (1) and being located on an outer side of the metal heat dissipation teeth (101), and the air cooling assembly (2) being provided with an air inlet (212) and an air outlet (214).
Patent WO-2022198687-A1 (WO)
Inventor: HU DELIN
IPC: G01R31/327
Filed: 2021-03-30
Abstract: 一种高压开关温升试验方法及系统，方法包括将待试验的试品部署在试验线路上，为试品提供试验所需的电流进行温升试验（S100）；采集试品的温度信息，得到第一温度值（S200）；对第一温度值进行修正，得到第二温度值（S300）；根据第二温度值和环境温度计算温升值（S400）。对采集到的试品温度进行修正，得到试品的实际温度，利用实际温度计算温升值，能够显著提高试验结果的准确度，克服胶粘材料因耐热性差而导致其热阻会使测量出的温度比实际温度偏低的缺陷。
Patent WO-2022205200-A1 (WO)
Inventor: MA TAO
IPC: B60R16/02
Filed: 2021-03-31
Abstract: 本申请提供一种版本管理方法和装置，有利于提高升级效率。该方法可以包括获取多个升级包和该多个升级包的指示信息，该指示信息用于指示该多个升级包中的每个升级包所属的分组，该分组至少包括第一升级包组或该第二升级包组，其中，该第一升级包组的重要级高于该第二升级包组；获取该多个升级包的安装结果，该升级包的安装结果包括安装成功或安装失败；基于该多个升级包的安装结果和该指示信息，对该每个升级包对应的升级对象进行版本管理。
Patent WO-2021238410-A1 (WO)
Inventor: ZHOU FANGRU
IPC: G06K9/00
Filed: 2021-04-02
Abstract: Un procédé de traitement d'image consiste à : acquérir une image d'utilisateur (S201) ; extraire une première région de visage à partir de l'image d'utilisateur (S202) ; positionner des points clés dans la première région de visage pour obtenir des premières informations de point clé (S203) ; acquérir des deuxièmes informations de point clé d'une image cible, les deuxièmes informations de point clé étant associées à une deuxième région de visage dans l'image cible (S204) ; ajuster des pixels dans la première région de visage sur la base des premières informations de point clé et des deuxièmes informations de point clé pour obtenir une troisième région de visage, la troisième région de visage correspondant à des troisièmes informations de point clé (S205) ; générer un masque sur la base des troisièmes informations de point clé et/ou des deuxièmes informations de point clé (S206) ; et fusionner la troisième région de visage avec l'image cible sur la base du masque et de la deuxième région de visage (S207).
Patent WO-2021213205-A1 (WO)
Inventor: ZHAO YALI
IPC: H04W88/04
Filed: 2021-04-12
Abstract: Disclosed are an information transmission method and device, an apparatus, and a computer readable storage medium. The method comprises: in an L2 relay scenario, establishing an end-to-end adaptation layer, wherein the adaptation layer comprises one or a combination of the following functions: routing and bearer mapping.
Patent WO-2022048161-A1 (WO)
Inventor: YANG BINGCHENG
IPC: G06Q30/06
Filed: 2021-04-19
Abstract: An electronic certificate assignment method and apparatus, a device and a storage medium, the method comprising: displaying link information in response to a sharing trigger operation of a first user for shared information, wherein the shared information is information matching order information of the first user (101); determining an electronic certificate matching the first user in response to an opening trigger operation of the first user for the link information (102); and assigning the electronic certificate that matches the first user to an account of the first user (103). Shared information that meets current demands of a user is recommended for the user; and the electronic certificate assigned to the user meets the current demands of the user, and the electronic certificate that conforms to the user is assigned to the user. The utilization rate and conversion rate of an electronic certificate are increased; and the attention given by the user to the electronic certificate is improved to enhance the interactivity during the process of collecting the electronic certificate.
Patent WO-2021238526-A1 (WO)
Title: Network connection control method and terminal, and storage medium
Inventor: Liu Dehuang
IPC: H04W36/00
Filed: 2021-04-22
Abstract: Disclosed in embodiments of the present application are a network connection control method and terminal, and a storage medium. The network connection control method comprises: acquiring first voice information, the first voice information being voice information collected by a terminal; testing whether the first voice information matches any piece of second voice information in a database, the database being used to store at least one piece of second voice information and at least one piece of network deployment information corresponding to each piece of second voice information in the at least one piece of second voice information, and the second voice information being voice information related to geographical location; when second voice information that matches the first voice information is present in the database, determining a target resident network on the basis of the at least one piece of network deployment information corresponding to the second voice information that matches the first voice information, such that the terminal attempts to reside in the target resident network.
Patent WO-2022236829-A1 (WO)
Inventor: DING YI
IPC: H04W72/04
Filed: 2021-05-14
Abstract: 本申请公开了一种载波聚合场景下的资源选择方法、装置、设备及存储介质，涉及通信技术领域。所述方法包括：在第二时刻根据第二载波上的已选资源或已调度资源，对目标资源集合中的目标资源进行评估；其中，目标资源集合包括在第一时刻指示的第一载波上的已选资源，第二时刻位于第一时刻之前。本申请提出至少在传输当前载波的已选资源之前，根据其他载波上最新的已选资源或已调度资源情况，对当前载波上的已选资源进行评估，如果无法在当前已选资源上进行发送，则触发资源重选。通过这种方式，能够解决终端设备在初始选择资源时排除资源不准确的问题，提高了载波聚合场景下选择资源的准确性。
Patent WO-2022236837-A1 (WO)
Inventor: YANG YOU
IPC: H04N13/00
Filed: 2021-05-14
Abstract: 本申请实施例公开了虚拟视点绘制、渲染、解码方法及装置、设备、存储介质，虚拟视点绘制方法包括：根据输入视点的图集生成目标视点的第一可见图和第一纹理图；根据确定的分割区域数，对第一纹理图进行区域分割，得到区域分割结果；根据区域分割结果，确定表示分割性能的参数；当表示分割性能的参数不满足第一条件时，对第一纹理图进行重分割操作，直至满足第二条件或表示分割性能的参数满足第一条件，得到第一纹理图的最终区域分割结果；根据第一纹理图的最终区域分割结果，更新与第一纹理图的分割区域对应的第一可见图区域中的待更新像素，得到第二可见图；对第二可见图进行着色，得到目标视点的第二纹理图。
Patent WO-2022121241-A1 (WO)
Inventor: WANG CHAO
IPC: B66C13/08
Filed: 2021-05-21
Abstract: A rotary lifting appliance, comprising a lifting frame (10), and further comprising a first clamping device (20a) and a second clamping device (20b) which are arranged on the lifting frame (10) and used for clamping and rotating a coil pipe (1), and a locking and driving device (30) arranged on the lifting frame (10) and used for driving the first clamping device (20a) and the second clamping device (20b) to work; the lifting frame (10) is provided with a lifting ring (11) cooperating with a travelling crane. The rotary lifting appliance solves the problems of potential safety hazards and low production efficiency caused by an original turnover mode.
Patent WO-2022142099-A1 (WO)
Inventor: HU SONG
IPC: B23K26/70
Filed: 2021-05-26
Abstract: 一种激光加工的监测方法，包括：控制指示光光源发出指示光的步骤；通过图像采集器采集指示光在位于生产流水线的传送带上的待加工工件的待加面形成的光斑的图像的步骤；根据光斑的图像，获取光斑的位置偏移量的步骤，其中，光斑的位置偏移量为光斑的质心位置与焦点位置之间的偏移量，焦点位置为待加工工件位于标准位置时在待加工工件的待加工面上形成的标准光斑的质心位置；根据预先确定的工件位置偏移量与光斑位置偏移量之间的对应关系、光斑的位置偏移量，计算待加工工件的位置偏移量的步骤，其中，工件位置偏移量为工件的位置与标准位置之间的偏移量；以及根据待加工工件的位置偏移量，得到待加工工件的状态信息的步骤。该激光加工方法即使在激光焊接精密立体工件的非水平面时，也能够监测工件的位置偏移。还涉及一种激光加工的监测装置、一种激光加工设备及一种可读存储介质。
Patent WO-2022134491-A1 (WO)
Inventor: ZANG SHIWEI
IPC: B08B3/02
Filed: 2021-06-10
Abstract: 本发明公开了电镀铜膜的制造技术领域中的一种防止电镀设备挤液组件镀液结晶的装置及方法，该装置包括渡槽及位于渡槽出液端的挤液组件，非金属薄膜由渡槽中出液后经挤液组件挤液，渡槽与挤液组件之间设有风切设备，用于对出液的非金属薄膜进行风切；挤液组件的后侧设有喷淋组件，用于对挤液组件进行喷淋；该方法包括增设风切设备对非金属薄膜进行风切除镀液的步骤和增设喷淋组件对挤液组件进行喷淋的步骤。本发明有针对性的增加风切设备和喷淋组件，消除镀液结晶，从而避免结晶造成的非金属薄膜刺穿或凹凸点，充分提高镀膜产品的质量。
Patent WO-2021254492-A1 (WO)
Title: Aerosol generating device and aerosol electronic inhaler
Inventor: DAI PENGXIN
IPC: A24F40/46
Filed: 2021-06-18
Abstract: Disclosed in the present application are an aerosol generating device and an aerosol electronic inhaler. The aerosol generating device at least provides one embodiment, comprising a housing, and a first liquid holder, a second liquid holder and an atomizing element located within the housing. The housing extends in an axial direction and has therein a matrix cavity for receiving a liquid matrix; the first liquid holder comprises a body and a supporting part extending into the matrix cavity from the body; the second liquid holder mates with the supporting part of the first liquid holder to define an atomizing cavity; the atomizing element is held by the supporting part. An airflow buffer cavity located on an upstream portion of the atomizing cavity is formed in the body of the first liquid holder. According to the aerosol generating device in the embodiment, the design of an airflow path in the device is improved, so that the suction experience expected by a user is improved.
Patent WO-2021249568-A1 (WO)
Inventor: LI HUIXIANG
IPC: B65G1/137
Filed: 2021-06-28
Abstract: A warehouse robot control method and apparatus, a device and a readable storage medium. The control method comprises: before executing a transfer task, acquiring image data of a target storage position by means of an image acquisition device; according to the image data of the target storage position, determining whether an execution condition of the transfer task is satisfied at present; and when it is determined that the execution condition of the transfer task is satisfied, i.e. there is no danger when a transfer device executes the transfer task, controlling the transfer device to execute the transfer task. Said method can avoid dangers and improve the safety of the warehouse robot.
Patent WO-2022183643-A1 (WO)
Inventor: WANG JUN
IPC: G11C29/00
Filed: 2021-06-30
Abstract: A processing method and processing apparatus for an out-of-control behavior in a semiconductor manufacturing process. The process method for an out-of-control behavior in a semiconductor manufacturing process comprises the steps of: establishing a plurality of out-of-control behavior identification codes corresponding to a plurality of semiconductor manufacturing process steps respectively, and a plurality of identification contents having one-to-one correspondence to the plurality of out-of-control behavior identification codes, and establishing an out-of-control behavior checklist on the basis of the identification contents, the out-of-control behavior checklist comprising multiple out-of-control behavior check items; determining whether a wafer subjected to a current semiconductor manufacturing process step has an out-of-control behavior, and if yes, automatically acquiring a current out-of-control behavior identification code corresponding to the current semiconductor manufacturing process step; and inspecting the wafer according to a current identification content corresponding to the current out-of-control behavior identification code. The present application improves the efficiency of processing an out-of-control behavior in a semiconductor manufacturing process, and improves the reliability of the out-of-control behavior processing result.
Patent WO-2022166101-A1 (WO)
Title: 一种基于socket长连接的均衡负载分片方法
Inventor: HU HAOHAN
IPC: G05B19/418
Filed: 2021-07-06
Abstract: 一种基于socket长连接的均衡负载分片方法，采用分片方法负载均衡大量socket连接，解决服务器因socket连接过多，cpu承载压力过大，致使服务器宕机的问题；采用一致性hash算法提高容错性和扩展性，新增片区时只移一小部分到新增片区，其它的socket连接继续通讯，不受影响，移除片区时把出现故障片区内的ip顺时针移到下一个片区，不影响其它已连接的socket连接，并且片区移除可自动移除也可通过命令移除，可以在主服务器的配置文件中配置移除方式；采用心跳监测方式，监听主服务器与从服务器的通讯，从服务器出现故障，可自动转移该服务器上的socket连接到下一个片区，防止服务器宕机使得服务器的socket连接失效，与现场设备的通讯中断的问题。
Patent WO-2022116543-A1 (WO)
Inventor: KAWAGUCHI TOMONARI
IPC: D06F39/08
Filed: 2021-07-13
Abstract: L'invention concerne une machine à laver comprenant : un tambour de lavage et d'essorage (2), une roue à aubes (4) étant disposée au niveau du fond (2c) du tambour de lavage et d'essorage ; un passage de circulation (8), disposé sur une surface circonférentielle interne (2a) du tambour de lavage et d'essorage (2), de telle sorte que l'eau de lavage agitée par des parties aubes inférieures (4c) de la roue à aubes (4) passe à travers le passage de circulation (8) vers l'extrémité supérieure du tambour de lavage et d'essorage (2) et soit déchargée à partir d'un orifice d'eau de circulation (8a) ; trois parties d'injection d'eau (10), disposées sur la surface circonférentielle interne (2a) du tambour de lavage et d'essorage (2) et agencées à des intervalles égaux dans la direction circonférentielle indépendamment du passage de circulation (8) ; et un dispositif d'injection d'eau (30), apte à injecter de l'eau de réglage dans chaque partie d'injection d'eau (10) individuellement. Dans la machine à laver, de l'eau peut être injectée dans un processus d'essorage pour éliminer un état déséquilibré du tambour de lavage et d'essorage, et une quantité suffisante d'eau de lavage peut être évacuée de l'orifice d'eau de circulation dans un processus de lavage pour effectuer un lavage par versement.