baber/WOPTO huggingface dataset:
Patent WO-2020020170-A1 (WO)
Title: Data deleting method and device
Inventor: LI BINGJIE
IPC: G06F16/00
Filed: 2019-07-23
Abstract: Provided by the present application are a data deleting method and device. The method comprises: dividing logical data blocks, and configuring a time period label and a time validity period for the logical data blocks, and then original data is saved in a storage space of a corresponding logical data block according to matching conditions between a time stamp of the original data and the time period label of the logical data block. Therefore, it is possible to determine whether original data saved in the corresponding storage space of a logical data block is outdated by determining whether the logical data block is outdated, thereby reducing the time taken for detecting whether data is outdated. According to the embodiments of the present application, the time spent on detection does not increase along with an increase in data on the premise of the number of logical data blocks remaining fixed. In addition, the validity period of data may be conveniently modified when required by means of modifying the time validity period of the logical data block in which the data is located.
Patent WO-2021016892-A1 (WO)
Inventor: ZHANG FEI
IPC: A61B5/02
Filed: 2019-07-30
Abstract: 本申请公开一种规则性评价信息的分析方法，所述方法包括：通过传感器获取测量对象的周期性生理信号，其中，所述传感器为非心电传感器；从所述周期性生理信号中提取与所述测量对象相关的脉搏波信号；根据所述脉搏波信号获取表征脉搏波的波动节律的特征值；分析所述特征值得到规则性评价信息。本申请还提供一种监护设备及监护系统。本申请可利用监护设备通过非ECG技术，准确判断心脏节律的规则性。
Patent WO-2020024970-A1 (WO)
Inventor: KE XIAOWAN
IPC: H04W60/00
Filed: 2019-07-31
Abstract: The present invention provides a control method, a terminal and a network element. The control method comprises: sending first information, the first information comprising at least one of the following: information for indicating whether the terminal supports ability signaling optimization and the ability signaling optimization capability of the terminal.
Patent WO-2021031193-A1 (WO)
Title: Modified mordenite molecular sieve and preparation method therefor
Inventor: LIU RONGSHENG
IPC: C07C67/37
Filed: 2019-08-22
Abstract: Provided is a modified mordenite molecular sieve and a preparation method therefor. When the number of acid sites of a twelve-membered ring in the modified mordenite molecular sieve is less than or equal to 0.2 mmol/g, the number of acid sites of a side pocket is greater than or equal to 0.2 mmol/g. The preparation method for the modified mordenite molecular sieve comprises: acquiring an Na-MOR molecular sieve; using silicon tetrachloride to perform an isomorphous replacement reaction on the Na-MOR molecular sieve to obtain a precursor; subjecting the precursor to ammonium ion exchange and roasting to obtain the modified mordenite molecular sieve. The described method may selectively generate isomorphous replacement reactions on the outer surface of the mordenite and a twelve-membered ring pore channel to carry out dealumination and silicon supplementation modification, thereby directionally eliminating the acid sites from the outer surface of the molecular sieve and the twelve-membered ring pore channel, and continuing to maintain the activity of acid sites in an eight-membered ring pore channel.
Patent WO-2020078201-A1 (WO)
Title: Battery electrode piece thermal compounding apparatus and method for using same to carry out thermo-compression bonding on battery electrode piece assembly
Inventor: YANG RUKUN
IPC: H01M4/139
Filed: 2019-09-27
Abstract: The present invention relates to the technical field of lithium ion battery manufacturing, and a battery electrode piece thermal compounding apparatus (100) is specifically provided, wherein same comprises a base (110), a heating device (120), and an electrode rolling device (130) provided at the base (110). The heating device (120) is provided at the electrode rolling device (130). The electrode rolling device (130) comprises a first rolling roller (132), a second rolling roller (134) and a driving device; the first rolling roller (132) and the second rolling roller (134) are respectively connected to the driving device; the first rolling roller (132) and the second rolling roller (134) are arranged side by side, and there is a gap for a battery electrode piece assembly to pass between the first rolling roller (132) and the second rolling roller (134); and a plurality of grooves (133) are provided in outer surfaces/an outer surface of the first rolling roller (132) and/or the second rolling roller (134). The heating device (120) is used for heating the battery electrode piece assembly, and then transferring same to the gap between the first rolling roller (132) and the second rolling roller (134), so that thermo-compression bonding is carried out on same by means of the first rolling roller (132) and the second rolling roller (134), such that the battery electrode piece assembly obtained by means of compression bonding of the apparatus can realize quick injection of a liquid, so as to enable the battery electrode piece thermal compounding apparatus to have a stronger applicability.
Patent WO-2021062746-A1 (WO)
Title: Data transmission method and apparatus
Inventor: YAN LE
IPC: H04W36/00
Filed: 2019-09-30
Abstract: The present application provides a data transmission method and apparatus. The method comprises: a terminal device receives first instruction information, the first instruction information being used for instructing the terminal device to convert from the physical uplink shared channel (PUSCH) transmission with a source network device to the PUSCH transmission with a target network device; and then the terminal device converts, according to the first instruction information, from the PUSCH transmission with the source network device to the PUSCH transmission with the target network device. Therefore, embodiments of the present application clearly define the moment when the UL data transmission of the terminal device is switched from the source network device to the target network device, which can guarantee that the interruption delay of the UL data transmission is reduced during terminal device switching, and further facilitate achieving UL data transmission of 0 ms interruption.
Patent WO-2020134329-A1 (WO)
Inventor: HU RUI
IPC: H04L12/24
Filed: 2019-10-10
Abstract: 本发明实施例提供了一种网关业务实现方法、控制装置和网关，网关业务控制装置根据输入指令生成网关业务模型；根据生成的所述网关业务模型向网关下发网关业务信息。网关获取用于实现网关业务的多个第一指令，根据所述第一指令对接收的报文进行处理。本申请网关业务采用模型驱动设计，可以应对不同的业务需求，快速实现业务目标，不再需要根据不同业务开发不同插件。
Patent WO-2020073977-A1 (WO)
Inventor: HONG ZHOU
IPC: G06T1/20
Filed: 2019-10-11
Abstract: A GPU comprises: a GPR comprising registers; an L1 cache coupled to the GPR and configured to implement a pixel mapping by: segregating pixels of an image into regions, the regions comprise a first region and a second region, the first region comprises first pixels, and the second region comprises second pixels, loading the first pixels into the GPR in a horizontal manner, and loading the second pixels into the GPR in a vertical manner; and an ALU configured to read the first pixels and the second pixels independently of a shared memory.
Patent WO-2021046956-A1 (WO)
Inventor: CHEN XU
IPC: H01L51/50
Filed: 2019-10-12
Abstract: 提出了改性钙钛矿量子点材料及其制备方法、显示装置。通过向合成好的钙钛矿量子点的溶液中加入过量的带有羟基表面配体，得到含有羟基修饰的钙钛矿量子点，高速离心后将得到的钙钛矿量子点重新分散到非极性烷基溶剂中行成溶液。再向此溶液中加入过量的正硅酸乙酯，将该溶液敞口放置较长时间后，正硅酸乙酯水解形成三乙氧基硅烷基团，离心后得到被三乙氧基硅烷基团包裹的改性钙钛矿量子点，这有效改善钙钛矿量子点的稳定性。
Patent WO-2021003874-A1 (WO)
Inventor: HU HONGBO
IPC: G09F9/30
Filed: 2019-10-17
Abstract: 一种显示面板，其包括柔性基板（1），所述柔性基板（1）包括第一部（1a）、弯折部（1b）和第二部（1c），所述第一部（1a）和所述第二部（1c）通过所述弯折部（1b）连接；所述第一部（1a）上设置有发光器件（2），所述第二部（1c）上设有驱动电路（3），所述驱动电路（3）与所述发光器件（2）电性连接；所述弯折部（1b）呈弯曲状，所述第二部（1c）折叠在所述第一部（1a）背离所述发光器件（2）的一侧。
Patent WO-2021000474-A1 (WO)
Inventor: ZHOU YANG
IPC: H01L51/52
Filed: 2019-10-31
Abstract: 本申请提供一种有机发光二极管显示面板及电子设备，有机发光二极管显示面板包括柔性聚合物衬底、第一无机层、第二无机层以及有机发光二极管阵列层，第一无机层和第二无机层形成于柔性聚合物衬底相对的两表面上，有机发光二极管阵列层形成于第一无机层远离柔性聚合物衬底的一侧。
Patent WO-2020147402-A1 (WO)
Inventor: SUN QIANG
IPC: G06F21/62
Filed: 2019-11-13
Abstract: 本申请公开了一种黑名单共享方法及装置、存储介质、计算机设备，涉及信息处理技术领域。其中方法包括：获取各个业务系统的黑名单信息表；对所述各个业务系统的黑名单信息表进行去重处理和结构化处理，汇总处理后的各个业务系统的黑名单信息表生成黑名单信息总表，并在黑名单信息总表中记录系统来源；利用所述黑名单信息总表建立黑名单查询系统；在所述黑名单查询系统中查询业务员输入的目标用户的信息，以核实所述目标用户的身份。本申请实现了各个系统的黑名单共享，业务员在办理具体的业务时，只需通过黑名单查询系统便可方便快捷的完成用户黑名单确认，提高了工作效率，避免了用户正常投保后不可以理赔的现象。
Patent WO-2020215696-A1 (WO)
Inventor: XIAO YUBIN
IPC: G06K9/32
Filed: 2019-11-14
Abstract: The present application discloses a method and a device for extracting video subtitles, a computer apparatus and a storage medium, wherein the method for extracting video subtitles comprises: obtaining a change pixel area of a second frame of picture of a video relative to a first frame of picture through a mixed Gaussian model algorithm; judging whether a first change pixel area exists in a preset area range of the video display interface; if the first change pixel area exists in the preset area range of the video display interface, judging whether the first change pixel area meets preset subtitle area features; if the first change pixel area meets the preset subtitle area features, determining that the first change pixel area is the subtitle area; extracting the subtitle characters from the subtitle area. Through the mixed Gaussian mixture model algorithm, the change pixel area of the second frame of picture relative to the first frame of picture is determined, and the subtitle area is determined according to the change pixel area, so that the subtitle extraction precision is improved.
Patent WO-2021047029-A1 (WO)
Inventor: CHEN JIANJUN
IPC: B01J23/889
Filed: 2019-11-15
Abstract: 本申请涉及一种臭氧催化流化床催化剂及其制备方法，臭氧催化流化床催化剂包括过20～120目筛的活性氧化铝、负载于所述活性氧化铝微孔内金属氧化物，所述金属氧化物包括铁、锰、铜、镍的氧化物。
Patent WO-2021056799-A1 (WO)
Title: Server, and hard disk quick mounting/unmounting and heat dissipation combined module thereof
Inventor: YANG XIAODONG
IPC: G06F1/18
Filed: 2019-11-27
Abstract: A hard disk quick mounting/unmounting and heat dissipation combined module, comprising a mounting support, a storage hard disk which is detachably disposed on the mounting support, and a heat dissipation mechanism which is detachably disposed on the mounting support and is used for dissipating heat generated by the storage hard disk during operation. The mounting support is slidably disposed in a hard disk slot reserved on a case, so that the storage hard disk is in plugging fit with a preset connector in the case when the mounting support slides in place. According to the present invention, a hard disk can be mounted/unmounted by sliding the mounting support in the hard disk slot, and operations such as opening the case for unmounting are not needed; thus, while achieving hot plug operation of the hard disk, the mounting, unmounting, and maintenance efficiency of the hard disk is improved, and mounting, unmounting, and operation maintenance without opening the case are achieved; moreover, the heat dissipation efficiency for the hard disk is improved by means of cooperation of the heat dissipation mechanism and a case fan. Also provided is a server. The beneficial effects of the server are as described above.
Patent WO-2021114067-A1 (WO)
Title: 多功能瘦脸仪
Inventor: WU PINGAN
IPC: A61H23/02
Filed: 2019-12-10
Abstract: 一种多功能瘦脸仪，包括壳体（1），壳体（1）的内部安装有蓄电池BATT1和电路板（2），壳体（1）的侧壁上安装有按钮组（3）和指示灯模块（4）；壳体（1）前端的两侧均固定有主轴（5），每根主轴（5）的外部均套装有轴套（6），每个轴套（6）与主轴（5）之间均嵌装有轴承（61），每个轴套（6）的外部均紧配合地套装有下盖（7），每个下盖（7）的上端均配合卡接有由金属材料制成的上盖（8），每个上盖（8）的内侧均设置有套装在主轴（5）外部的支架（9），两个支架（9）的上表面上分别贴合有发热膜ZRM1和发热膜ZRM2，发热膜ZRM1的上表面上和发热膜ZRM2的上表面上分别贴合有钢片EMS1和钢片EMS2，钢片EMS1和钢片EMS2分别与对应侧的上盖（8）相抵，两个支架（9）上分别安装有热敏电阻R11和热敏电阻R12；能够提高瘦脸仪对面部的提拉瘦脸效果。
Patent WO-2020215744-A1 (WO)
Inventor: SONG BEILI
IPC: G02B6/42
Filed: 2019-12-11
Abstract: 一种长手柄模块安装卸载装置，包括：壳体（100）、拉环（200）、拉簧（310，320）、制动片（400）、盖板（500）；壳体（100）包括第一腔体（116）、第二腔体（102）、U形梁（115），U形梁（115）隔开第一腔体（116）和第二腔体（102）；制动片（400）包括基体（412）、第一U形槽（409）、第二U形槽（410）、折弯结构（403）、第三斜面（401），第一U形槽（409）、第二U形槽（410）、折弯结构（403）设于基体（412）上，第三斜面（401）设于折弯结构（403）上；拉环（200）包括手柄（210）、压杆（201）、压头（202），压头（202）设于压杆（201）上；盖板（500）包括压舌（506）。该装置采用制动片（400）向下翘起将屏蔽笼（700）的舌片（701）从壳体（100）的锁扣（101）上撬开的方式卸载模块，解决了现有技术中模块直拉式装卸机构对壳体（100）壁厚的要求较高，壳体（100）设计避让结构影响EMI性能，装卸机构结构可靠性较差、适用范围较窄、安装较复杂的问题。
Patent WO-2020192192-A1 (WO)
Inventor: GONG KUI
IPC: H01L27/12
Filed: 2019-12-18
Abstract: An array substrate and a manufacturing method thereof. The method comprises: forming a first thin film transistor, wherein the first thin film transistor comprises a first semiconductor layer, a first gate, a first drain, and a first source; forming a second thin film transistor, wherein the second thin film transistor comprises a second semiconductor layer, a second gate, a second drain, and a second source; and forming a dielectric layer, wherein the dielectric layer separates the first semiconductor layer from the second semiconductor layer. The method further comprises: performing processing on a film layer so as form, on the same film layer, at least one of the first gate, the first drain and the first source, at least one of the second gate, the second drain and the second source, and the dielectric layer. The invention reduces the number of times of film formation and patterning, thereby simplifying manufacturing processes of array substrates.
Patent WO-2021120081-A1 (WO)
Title: 一种轨道车辆及其车端吸能结构
Inventor: YI ZHAOFENG
IPC: B61F19/04
Filed: 2019-12-19
Abstract: 一种轨道车辆车端吸能结构，包括安装面板（11）、固定板（12）、吸能机构（13）、导向机构（14）以及防爬器（15）；吸能机构（13）包括多个吸能盒（131），每个吸能盒（131）的一端固定安装于安装面板（11）、且另一端固定安装于固定板（12）；防爬器（15）固定安装于固定板（12）背离安装面板（11）的一端，防爬器（15）在背离安装面板（11）的一端设置有多个防爬齿（151）；导向机构（14）背离安装面板（11）的一端穿过固定板（12）后与防爬器（15）固定连接，背离固定板（12）的另一端穿过安装面板（11）。车端吸能结构能够在碰撞发生时进行稳定、有序、可控变形，实现轨道车辆的被动安全防护功能，并能提高轨道车辆的运行安全性。还提供了一种车辆。
Patent WO-2021036173-A1 (WO)
Title: Method and apparatus for explaining and executing bytecode instruction stream
Inventor: LIU XIAOJIAN
IPC: G06F9/32
Filed: 2020-01-11
Abstract: Embodiments of the present invention provide a method and apparatus for explaining and executing a bytecode instruction stream. The method and apparatus are realized by means of an interpreter of a virtual machine, an analog function address of a next instruction is stored using a first register, and an analog function address of a current instruction is stored using a second register. The method comprises: first, reading a first value stored in a first register; and when the first value is an effective value, storing the first value into a second register to serve as a current analog function address corresponding to a current instruction in the bytecode instruction stream; then obtaining a next analog function address corresponding to a next instruction of a current instruction from a memory, storing the next analog function address in the first register; and executing the current instruction according to the current analog function address read from the second register.
Patent WO-2021147004-A1 (WO)
Title: 一种小区搜索方法及终端
Inventor: WANG SHUKUN
IPC: H04W4/02
Filed: 2020-01-22
Abstract: 本发明公开了一种小区搜索方法、终端、芯片、计算机可读存储介质、计算机程序产品以及计算机程序，所述方法包括：终端处于无线资源控制RRC连接状态，在符合第一预设条件的情况下，所述终端根据星历信息搜索目标小区；所述终端向所述目标小区的目标通信设备发起RRC连接重建过程。
Patent WO-2020156549-A1 (WO)
Inventor: XU JIZHENG
IPC: H04N19/00
Filed: 2020-02-02
Abstract: L'invention concerne un procédé de traitement multimédia visuel consistant à déterminer une taille d'une mémoire tampon servant à stocker des échantillons de référence pour une prédiction dans un mode de copie intra-bloc ; et à effectuer une conversion entre un bloc vidéo courant de données multimédias visuelles et une représentation de flux binaire du bloc vidéo courant à l'aide des échantillons de référence mémorisés dans la mémoire tampon, la conversion étant effectuée dans le mode de copie intra-bloc qui est fondé sur des informations de mouvement relatives à un bloc reconstruit situé dans la même région vidéo que le bloc vidéo courant sans se référer à une image de référence.
Patent WO-2020164414-A1 (WO)
Inventor: WU WENFU
IPC: H04W4/08
Filed: 2020-02-04
Abstract: 本申请实施例公开了一种通信方法、装置及系统，以确定用于向接收端发送V2X应用的消息的RAT。所述方法包括：发送端获取第一V2X应用对应的无线接入技术RAT，以及接收端支持的RAT，其中，发送端支持至少两种RAT，第一V2X应用对应的RAT包括至少两种RAT；发送端根据发送端支持的RAT、接收端支持的RAT以及第一V2X应用对应的RAT，确定用于向接收端发送第一V2X应用的消息的RAT；发送端使用确定的RAT，向接收端发送第一V2X应用的消息。
Patent WO-2020164422-A1 (WO)
Inventor: ZHANG FEI
IPC: B60H1/00
Filed: 2020-02-05
Abstract: 一种具有驻车空调的车辆的控制方法，控制方法包括：在车辆处于非行驶工况下，判断车辆是否启动行驶；根据判断结果，选择性地使驻车空调关闭。该控制方法通过判断车辆是否行驶来选择性地使驻车空调关闭，如果判断结果表明车辆启动行驶，则将驻车空调关闭，而如果判断结果不能表明车辆启动行驶，则维持驻车空调的当前状态。旨在解决现有的具有驻车空调的车辆在行驶过程中，如果驻车空调运行，易造成驻车空调的冷媒压力不均，进而影响驻车空调使用寿命的问题。
Patent WO-2020233174-A1 (WO)
Title: 一种抗体药物偶联物中间体的一锅法制备工艺
Inventor: YU ZHAOXING
IPC: A61P35/00
Filed: 2020-02-13
Abstract: 一种"一锅法"制备抗体药物偶联物中间体的方法，制备工艺是将Py-MAA-Val-Cit-PAB-OH或MC-Val-Cit-PAB-OH与二(对硝基苯)碳酸酯在有机碱存在的条件下接触反应，待反应结束后，向反应体系中补充加入有机碱，1-羟基苯并三唑和药物部分D进行反应即得。整个反应体系仅进行一次分离纯化处理，无需进行中间反应液的浓缩、洗涤、有机废液的处理以及中间体的包装贮存等步骤，且具有更高的收率。
Patent WO-2021114497-A1 (WO)
Inventor: SUN RUI
IPC: G01S17/89
Filed: 2020-03-04
Abstract: A time-of-flight-based depth camera (100) and a three-dimensional imaging method. The depth camera (100) comprises: a transmitting module (101) comprising at least two light sources for transmitting an optical signal, the optical signal being provided with a certain field of view; a receiving module (102), comprising an image processor consisting of at least one pixel, for acquiring a reflected optical signal; a control and processing module (103) for controlling the transmitting module (101) and the receiving module (102) and processing an optical signal reflected back by a full field of view region (104), and determining a target region (106) where a target object (105) is located according to the optical signal, so as to control the transmitting module (101) to transmit an optical signal only to the target region (106) and control the receiving module (102) to acquire the optical signal reflected back by the target region(106) and process same to obtain depth information of the target object (105), the transmitting module (101) having: a first type of illumination which refers to transmitting an optical signal to the full field of view region (104) for scanning, and a second type of illumination which refers to transmitting an optical signal only to the target region (106) for scanning. The depth camera and the three-dimensional imaging method can reduce the power consumption of a light source, reduce the power consumption of depth calculation, and increase the calculation rate.
Patent WO-2020244276-A1 (WO)
Title: Electric motor control apparatus, control method, and electronic device
Inventor: CHENG XIANGYING
IPC: B60L53/24
Filed: 2020-03-17
Abstract: Provided in the present application is an electric motor control apparatus, comprising: a first drive module and a second drive module, which are used for driving different coils in a multi-phase coil of an electric motor respectively according to a direct current outputted from a battery; the first drive module is further used to convert an alternating current voltage into a direct current voltage when charging the battery; and the second drive module is further used to convert the direct current voltage into a charging voltage of the battery when charging the battery. When driving the electric motor, the drive modules in the electric motor control apparatus are used to drive the electric motor; during charging, DC-DC conversion is performed by using a portion of the units in the drive modules, thus power supply charging may be achieved without the need to additionally provide a separate DC-DC conversion module, which saves on space and costs.
Patent WO-2020187305-A1 (WO)
Title: 低比电阻物质处理方法及处理装置
Inventor: TANG WANFU
IPC: B03C3/45
Filed: 2020-03-19
Abstract: 一种低比电阻物质处理方法及处理装置，处理方法包括如下步骤：用导电极（301）将电子传导给低比电阻物质，使低比电阻物质带电；用吸附极（302）吸引带电的低比电阻物质，使带电的低比电阻物质向吸附极（302）移动。通过传导电子的方式使低比电阻物质带电，克服了低比电阻物质带电后容易失电所带来的问题，使得低比电阻物质在失去电子后又能快速得到电子，增加了使低比电阻物质带电的几率，并使得低比电阻物质保持带电状态，吸附极（302）能持续给低比电阻物质施加吸引力，以将低比电阻物质吸附住，并使得低比电阻物质处理方法对低比电阻物质的收集能力强、收集效率高。
Patent WO-2021203239-A1 (WO)
Title: Downlink synchronization method, electronic device, and storage medium
Inventor: LI HAITAO
IPC: H04W56/00
Filed: 2020-04-07
Abstract: Disclosed in the present application is a downlink synchronization method, comprising: a terminal device receives first indication information, wherein the first indication information is used for determining channel status indicator reference signal resource information, and the channel status indicator reference signal resource information is used for a non-connected terminal device to perform downlink synchronization. Further disclosed in the present application are another downlink synchronization method, an electronic device, and a storage medium.
Patent WO-2021217527-A1 (WO)
Inventor: Huang youjia
IPC: H04L29/06
Filed: 2020-04-29
Abstract: Procédé et dispositif d'interaction vocal dans un véhicule. Ledit procédé comprend : l'acquisition d'informations vocales d'utilisateur ; la détermination d'une instruction d'utilisateur en fonction des informations vocales d'utilisateur ; la détermination, selon l'instruction d'utilisateur, quant à savoir si un contenu de réponse pour l'instruction d'utilisateur concerne la confidentialité ; et la détermination, selon que le contenu de réponse concerne la confidentialité, quant à savoir s'il faut délivrer en sortie le contenu de réponse dans un mode de protection de la vie privée. Ainsi, la confidentialité peut être protégée contre les fuites.
Patent WO-2021226905-A1 (WO)
Title: Data storage method and system, and storage medium
Inventor: GUO ZILIANG
IPC: H04L29/08
Filed: 2020-05-14
Abstract: A data storage method and system, and a storage medium. The method comprises: receiving a writing request of a client by means of a master node, and obtaining, according to the writing request, data to be written (S101); storing said data to the master node (S102); synchronizing said data to multiple slave nodes, and using the master node to record the number of slave nodes that have synchronized said data among the multiple slave nodes (S103); and when detecting that the number of slave nodes satisfies a submission condition, sending a writing success response in response to the writing request to the client by means of the master node (S104).
Patent WO-2020259140-A1 (WO)
Inventor: WANG NIANCAI
IPC: B33Y30/00
Filed: 2020-05-20
Abstract: A composite extrusion 3D printing nozzle, comprising: a fixed plate (1); a plunger structure (100), which is installed on the fixed plate (1); a screw extrusion structure (200), which is installed on the fixed plate (1); and a material-spraying assembly (300), which is connected to the screw extrusion structure (200). The plunger structure (100) communicates with the screw extrusion structure (200) and is used for allowing material to enter the screw extrusion structure (200) from the plunger structure (100) so that the material is sprayed out from the material-spraying assembly (300). The composite extrusion 3D printing nozzle comprises a fixed plate (1), a plunger structure (100), a screw extrusion structure (200) and a material-spraying assembly (300). Semifluid, sticky and solid granular materials are extruded by means of the plunger structure (100) and the screw extrusion structure (200). The extrusion is smooth, the printing pump-back effect is good, material feeding is easy and stable, and the nozzle may adapt to various materials.