baber/WOPTO huggingface dataset:
Patent WO-2020132957-A1 (WO)
Title: 一种输液控制系统
Inventor: CAO LIANG
IPC: A61M5/168
Filed: 2018-12-26
Abstract: 一种输液控制系统，包括液体软袋(1)、输液器(2)、加药管(3)、三通管(5)，液体软袋(1)与输液器(2)螺纹连接，三通管(5)串联在输液器(2)上部，三通管(5)包括第一维持液接头(51)、第二维持液接头(52)和旋转开关(53)以及一个输液针头接头(54)，第一维持液接头(51)与三通管(5)第一连接处设有第一维持液入口(55)，第二维持液接头(52)与三通管(5)第二连接处设有第二维持液入口(56)，旋转开关(53)通过旋转状态来控制第一维持液入口(55)或第二维持液入口(56)的敞开和关闭。该输液控制系统能够快速实现换药且避免了不同药物袋的液体差所造成的逆流。
Patent WO-2020140239-A1 (WO)
Inventor: ZHANG YING
IPC: H04Q11/00
Filed: 2019-01-03
Abstract: 一种光通信装置、光线路终端和光通信的处理方法。一种光通信装置包括：控制装置和光模块配合装置，其中，控制装置与光模块配合装置的控制端连接；控制装置用于输出第一控制信号至控制端，使光模块配合装置处于第一工作模式，光模块配合装置的输入端用于与第一光模块连接，接收第一光模块输出的第一电信号，光模块配合装置的输出端输出第一串行信号；控制装置还用于输出第二控制信号至控制端，使光模块配合装置处于第二工作模式，光模块配合装置的输入端还用于与第二光模块连接，接收第二光模块输出的第二电信号，光模块配合装置的输出端输出第二串行信号；其中，第一电信号与第二电信号具有不同的电平类型。
Patent WO-2020146974-A1 (WO)
Title: Procédé et appareil pour sécurité
Inventor: WANG CHENG
IPC: H04W12/04
Filed: 2019-01-14
Abstract: Certains modes de réalisation de la présente invention concernent des procédés et un appareil pour la sécurité. Un procédé peut comporter l'élaboration d'un contenu de clé lié à une fonction d'application (AF) sur la base d'au moins un paramètre d'entrée d'élaboration de clé et d'au moins une clé de partage entre un réseau et l'UE. Le procédé peut comporter en outre la fourniture du contenu de clé à un client d'application.
Patent WO-2020155155-A1 (WO)
Title: 用于地板中的粘结件、地板及地板的制作方法
Inventor: HU JINGMU
IPC: C09J7/00
Filed: 2019-02-02
Abstract: 本发明提供一种地板，包括表面层、基材层和粘结件，所述粘结件设于所述表面层和所述基材层之间。所述粘结件包括第一粘结层和与所述第一粘结层连接的第二粘结层。所述第一粘结层由液态的第一粘结剂固化形成，所述第一粘结层粘结所述表面层，且液化后的所述第一粘结层在所述表面层的表面上的润湿角小于预设润湿角。所述第二粘结层由液态的第二粘结剂固化形成，所述第二粘结层粘结所述基材层，液化后的所述第二粘结层在所述基材层的表面上的润湿角小于预设润湿角。本发明采用所述粘结件粘结所述基材层和所述表面层，解决了现有地板中基材层和表面层之间容易分离，地板容易受损的问题。
Patent WO-2020073573-A1 (WO)
Inventor: LI XIAOHU
IPC: H01L21/02
Filed: 2019-02-20
Abstract: The present disclosure relates to a display substrate. The display substrate may include a base substrate; and a plurality of pixels in a display area on the base substrate. At least one of the plurality of pixels includes a first sub-pixel and a third sub-pixel. The first sub-pixel may include an OLED component that emits light of a first color, the third sub-pixel may include a LED component that emits light of a third color, and the first color and the third color are different colors. All sub-pixels including OLED components may be disposed on a same side of the base substrate, and all sub-pixels including LED components may be disposed on another side of the base substrate opposite the side on which the OLED components are disposed.
Patent WO-2019192565-A1 (WO)
Title: Connection structure of traditional thread and internal thread outlining bidirectionally tapered dumbbell shape having larger left-end conical degree
Inventor: YOU YIHUA
IPC: F16B39/28
Filed: 2019-04-04
Abstract: A connection structure of a traditional thread and an internal thread outlining a bidirectionally tapered dumbbell shape having a larger left-end conical degree, the internal thread (6) forming a helical shape on the inner surface of a cylindrical body (2), and the complete threaded body unit forming a bidirectionally tapered hole (41) in a dumbbell shape (94) having a small middle part and two large ends, the left-end conical degree (95) being greater than the right-end conical degree (96). The internal thread has the capability of fitting a traditional external thread (9), and the fitted external thread (9) on the outer surface of a columnar body (3) outlines a helical special tapered body (7), solving the problems of poor self-positioning and self-locking of existing threads, etc., and the performance mainly depends on the tapered face and the conical degrees of the threaded body. The internal thread and the external thread outline the tapered body by means of the tapered hole, such that the bidirectionally tapered hole (41) and the special tapered body (7) form a thread pair (10) with joints of tapered pairs until the inner and outer tapered bodies have helical tapered faces with sizing fit or sizing interference, so as to realize the threaded connection function.
Patent WO-2020001124-A1 (WO)
Title: 正反向螺旋组合脉动塑化螺杆
Inventor: WU JUN
IPC: B29C48/525
Filed: 2019-04-09
Abstract: 一种正反向螺旋组合脉动塑化螺杆，包括单根或双根螺杆，每根螺杆包括螺杆功能结构(2)和分设在螺杆功能结构(2)两端的螺杆驱动部分(1)和辅助部分(3)；螺杆功能结构(2)沿轴向依次由输送段(21)、塑化段(22)、真空段(23)、二次塑化段(24)和均化段(25)组成，输送段(21)、真空段(23)和均化段(25)均由一系列的正向螺旋结构(4)构成，塑化段(22)和二次塑化段(24)均由一系列的正向螺旋结构(4)与反向螺旋结构(5)交替连接而成；每根螺杆上对应的正向螺旋结构(4)和反向螺旋结构(5)在轴向任意位置的横截面形状为椭圆形或多边形或圆形。该螺杆的优点是：对塑料多相性的分散效果明显，使得机筒出口处的熔体相态均匀，且能保证熔体内部的温度场，压力场和速度场均匀一致。
Patent WO-2019223460-A1 (WO)
Inventor: LIU GUANGPENG
IPC: F24F13/08
Filed: 2019-04-17
Abstract: 一种空调室内机及其控制方法，该空调室内机包括本体，本体内设置有热交换器和送风机，空调室内机还包括补风模块，补风模块包括壳体，壳体上设置有第一进风口，壳体内设置有引风机，补风模块设置成能够在引风机的带动下，将室内空气通过第一进风口引入壳体，并通过引风机的排风口排出至热交换器的进风侧。通过补风模块的设置，能够大幅降低空调室内机运转时产生的噪音。
Patent WO-2019219025-A1 (WO)
Title: Hair-cutting shears
Inventor: CHAN NELSON
IPC: B26B13/00
Filed: 2019-05-15
Abstract: Hair-cutting shears, comprising a first grip handle (100) and a second grip handle (200) that are hinged to each other, and further comprising a sharp edge (10) and a support table (20), the sharp edge being disposed at the other end of the second grip handle. The support table is disposed at the other end of the first grip handle, the support table is provided thereon with a cutter table (23) made of a gum material; and when abutting, the sharp edge and the support table are side by side and abut on the cutter table. When in use, the sharp edge and the support table are scissor-shaped when opened, and occlude together as a flat-strip when closed, and the sharp blade abuts on the cutter table made of the gum material. Hair may be be pressed and cut like chopping a vegetable, and the cut hair is broken into a one-way bevel cut. Without being limited by the length of the hair, the hair may be controlled to produce a three-dimensional effect of different angles, and will not cause damage to the hair. The present invention is convenient to use and has a better shape-forming effect.
Patent WO-2020232605-A1 (WO)
Title: 样本分析装置及吸液控制方法
Inventor: DU XIANSUAN
IPC: G01N35/00
Filed: 2019-05-20
Abstract: 一种样本分析装置及吸液控制方法，通过设置检测单元（40），在吸液件（303）向吸液位移动时，该检测单元（40）能够检测吸液件（303）的移动轨迹上是否有遮挡物。检测单元（40）将检测信号反馈至控制单元，控制单元根据接收到的检测信号来控制吸液件（303）的运动状态，例如，如果控制单元收到表示有遮挡物的信号时，可控制吸液件（303）减速、停止或回退等，以避免吸液件（303）与遮挡物碰撞，尤其是遮挡物为人手时，可避免吸液件（303）刺破人手，同时也避免破坏吸液件（303）。
Patent WO-2020024714-A1 (WO)
Inventor: QIU YUELIANG
IPC: G06Q20/10
Filed: 2019-06-18
Abstract: L'invention concerne un procédé et un dispositif de règlement de demande de remboursement de soins médicaux, ainsi qu'un appareil électronique. Le procédé consiste à : recevoir une image faciale capturée et téléchargée par un terminal libre-service (210) ; effectuer une reconnaissance pour identifier un compte d'assurance médicale d'un utilisateur correspondant à l'image faciale (220) ; et établir des factures médicales nécessitant un règlement dans le compte d'assurance médicale (230).
Patent WO-2020252692-A1 (WO)
Inventor: KONG FANGANG
IPC: G01N35/00
Filed: 2019-06-19
Abstract: Disclosed are a cell analyzer and an impedance method-based white blood cells classification method. The method comprises adding a sample to be analyzed to a white blood cell counting pool (10); adding a hemolytic agent to the white blood cell counting pool (10) at least once; controlling the temperature of the liquid in the white blood cell counting pool (10) within a predetermined range; and analyzing the liquid in the white blood cell counting pool (10) to classify the white blood cells into at least four classifications and counting.
Patent WO-2020177239-A1 (WO)
Inventor: ZHUANG LE
IPC: B60B15/00
Filed: 2019-06-19
Abstract: 一种汽车松陷路况原动力自救和行走设备及方法，其中，自救和行走设备包括：附加轴（1），该附加轴（1）配置成旋装在轮毅（7）上预留的螺孔（10）中；支撑架（2），该支撑架（2）的上端套装在附加轴（1）上；脱离跳板（3），该脱离跳板（3）设有两个缺口（4），缺口（4）的宽度大于轮胎（8）外径；自救和行走设备的使用方法为：将脱离跳板（3）避开轮胎（8）从侧面插入车下，使车轮利用原有动力旋转，带动支撑架（2）下压脱离跳板（3），利用反作用力将汽车顶升上脱离跳板（3）从而脱离松陷位置。
Patent WO-2020258064-A1 (WO)
Title: Fluid control device
Inventor: BAI YI-JHIH
IPC: F16K3/26
Filed: 2019-06-26
Abstract: A fluid control device, comprising an inner valve tube (1) provided with a lead-in groove (11) and a lead-out groove (12) located at two ends thereof in the axial direction, and a barrier wall (13) separating the lead-in groove (11) and the lead-out groove (12). A first O-shaped ring (1110) corresponding to the lead-in groove (11) and a second O-shaped ring (1310) corresponding to the barrier wall (13) are sleeved on the peripheral wall surface of the inner valve tube (1). The lead-in groove (11) is provided with a plurality of lead-in holes (113) radially penetrating the wall of said groove and is located between the first O-shaped ring (1110) and the second O-shaped ring (1310). An outer valve sleeve (2) is fitted and has an inner pressure ring surface (21), a second inner pressure ring surface (22), a flow guide ring groove (23) and an inner cone guide surface (24) located at the inner part thereof. When the outer valve sleeve (2) sleeves the outer periphery of the inner valve tube (1) and moves axially along the inner valve tube (1) so as to control an operation, the inner cone guide surface (24) guides the second O-shaped ring (1310) to compress and deform so as to avoid abrasion, which effectively prevents leakage caused by fluid control operations.
Patent WO-2020082795-A1 (WO)
Title: Medical team endorsement method and device, server and medium
Inventor: SUN XU
IPC: G16H40/20
Filed: 2019-07-08
Abstract: The embodiments of the present application provide a medical team endorsement method and device, a server and a medium. The method comprises: acquiring first user information and second user information of a target user, wherein the target user is a user having signed a contract with a target medical team; detecting whether the first user information meets preset endorsement conditions; if the first user information meets the preset endorsement conditions, determining information about at least one medical team from a medical team information set according to the second user information; and pushing the information about at least one medical team to a terminal corresponding to the target user. By means of the present application, endorsement time of users can be determined to push the information about endorsable medical teams to the users in time, thereby facilitating the endorsement process of the users.
Patent WO-2021003675-A1 (WO)
Inventor: MU QIN
IPC: H04W72/04
Filed: 2019-07-09
Abstract: L'invention concerne un procédé de traitement d'informations. Le procédé consiste à : configurer des informations d'ordonnancement d'un SIB1 pour un UE de premier type ; transporter les informations d'ordonnancement du SIB1 dans un SSB et envoyer celui-ci à l'UE de premier type, de sorte que l'UE de premier type reçoive le SIB1 en fonction des informations d'ordonnancement du SIB1. L'invention concerne également un appareil de traitement d'informations et un support de stockage informatique.
Patent WO-2020151207-A1 (WO)
Title: Coordinative extraction and pressure relief method for high confined water high gas coal seam group
Inventor: WANG LEI
IPC: E21F7/00
Filed: 2019-07-17
Abstract: A coordinative extraction and pressure relief method for a high confined water high gas coal seam group. The method comprises: by forming a vertical drill hole (6) and forming, in the vertical drill hole (6), coal seam drill holes (7) communicated with coal seams, implementing fracturing of the coal seams by injecting high-pressure water into the vertical drill hole (6) and the coal seam drill holes (7); after the coal seams are fractured, pumping and draining the high-pressure water, and then providing a drainage drill hole (8) communicating the vertical drill hole (6) and an aquifer (4); arranging a pumping and draining main pipe (9) in the vertical drill hole (6), arranging gas extraction branch pipes (10) in the coal seam drill holes (7), and arranging a drainage branch pipe (11) in the drainage drill hole (8) and mounting a corresponding valve; and sequentially pumping gas and storage water of the aquifer away. Therefore, extraction of the gas and high confined water in the coal seams is implemented by "one hole and one pipe for multiple purposes". The method has the advantages of simple construction process, low costs, and high extraction and drainage efficiency.
Patent WO-2020191979-A1 (WO)
Inventor: XU SHANCHAO
IPC: B61F5/30
Filed: 2019-07-31
Abstract: 一种轴箱悬挂装置，包括端部轮对组件（10），端部轮对组件（10）包括第一轮对（11）、第一轴箱（12）、第一缓冲件（13）、第二缓冲件（14）和第一承载鞍（15），第一轴箱（12）设置在第一轮对（11）上，第一轴箱（12）包括第一支撑座（121）和第二支撑座（122），第一缓冲件（13）设置在第一支撑座（121）上，第二缓冲件（14）设置在第二支撑座（122）上，第一承载鞍（15）设置在第一轮对（11）和第一轴箱（12）之间；第一导框（110）设置在第一缓冲件（13）上，第一定位板（161）与第一轴箱（12）的侧板相对设置；第一斜楔结构（17）的底面与第二缓冲件（14）连接；第二导框（110）设置在第一斜楔结构（17）的倾斜面上；第三缓冲件（18）设置在第一承载鞍（15）和第一轴箱（12）之间。还包括具有所述轴向悬挂装置的转向架。本发明的技术方案能够解决现有技术中的轴箱悬挂装置的动力学性能不稳定的技术问题。
Patent WO-2021022500-A1 (WO)
Title: 光学系统、摄像模组及汽车
Inventor: ZOU HAIRONG
IPC: G02B13/06
Filed: 2019-08-07
Abstract: 一种光学系统（100）由物侧至像侧依次包括：具有负屈折力的第一透镜（L1），第一透镜（L1）的物侧面（S1）为凸面，像侧面（S2）为凹面；具有负屈折力的第二透镜（L2），第二透镜（L2）的像侧面（S4）为凹面；具有正屈折力的第三透镜（L3）；光阑（STO）；具有正屈折力的第四透镜（L4）；具有负屈折力的第五透镜（L5）；光学系统（100）满足关系：(SD S2)/(RDY S2)＜0.93；其中，SD S2为第一透镜（L1）的像侧面（S2）的Y方向半孔径，RDY S2为第一透镜（L1）的像侧面（S2）的Y半径。
Patent WO-2020237837-A1 (WO)
Inventor: ZHANG YING
IPC: C22C1/03
Filed: 2019-08-14
Abstract: The present invention relates to the technical field of aluminum alloy processing, and in particular relates to a cast aluminum alloy of a high-strength high-toughness thin-wall structural member and a preparation method therefor. The aluminum alloy comprises the following components, the content of each component being shown in percentage by weight: 86.98%-96.73% Al, 3.00%-10.00% Si, 0.10%-1.00% Mg, 0.10%-1.00% Mn, 0.01%-0.10% Sr, 0.01%-0.12% B, 0.05%-0.20% Ti, Fe≤ 0.60%; and in percentage by weight, the ratio C1＝B/Sr≥1.00. According to the high-strength high-toughness aluminum alloy in the present invention, Ti and B elements are added to refine α-Al crystal grains on the basis of optimizing the main alloy elements of Si, Mg and Mn, and Sr elements are added to refine the modified eutectic Si phase. In addition, the content of the foregoing elements and impurity elements is controlled, and the elements and the impurity elements match each another, so that the aluminum alloy has high strength, good toughness and an excellent die-casting process performance.
Patent WO-2020191998-A1 (WO)
Inventor: WANG ZIXI
IPC: F16L55/16
Filed: 2019-08-20
Abstract: The present application aims to provide a magnetically guided bi-component adhesive pipeline leakage sealing device, which is used to seal a pipeline. The device comprises a guiding permanent magnet (1), a suction pipe (2), an outer film (3), an inner film (4), a frame (5), a built-in permanent magnet (6), a capsule body (7), a crushing cone (8), a coil I (9), a coil II (10), a battery pack (11), a routing module (12), a control module (13), a flange plate (14), a fastening bolt (14-1), a sealing gasket (14-2), magnetic fluid solution (15), a built-in permanent magnet (16), a capsule body (17), A adhesive (18), B adhesive (19), adsorption permanent magnets (20), magnetic separation material (21) and travelling wheels (22). The present application may plug the inner and outer sides of leakage points of the pipeline, so that the inner and outer sides of the leakage points are blocked, thereby greatly prolonging the service life of the pipeline.
Patent WO-2020057344-A1 (WO)
Title: 选择方法、装置、管理功能实体、接入网节点、gmlc及nrf
Inventor: ZHANG DAJUN
IPC: H04W64/00
Filed: 2019-08-30
Abstract: 本公开提供了一种选择方法、装置、管理功能实体、接入网节点、GMLC及NRF。定位管理功能实体的选择方法包括：接收网关移动位置中心GMLC发送的定位请求消息；所述定位请求消息中包含目标终端的标识和定位服务质量QOS需求；获取所述目标终端所在无线接入网的信息；根据所述目标终端所在无线接入网的信息、定位QOS需求以及预先保存的本地定位管理功能LLMF实体的相关信息，选择目标LLMF实体。
Patent WO-2021042412-A1 (WO)
Title: Double-layer flue dust collecting hood and use method thereof
Inventor: LV YONGPENG
IPC: B08B15/02
Filed: 2019-09-18
Abstract: A double-layer flue dust collecting hood and a use method thereof. The double-layer flue dust collecting hood comprises an upper hood body (2) and a lower hood body (1); a hoisting hole (11) adapted to hoist process equipment is formed at the top of the lower hood body (1); the upper hood body (2) comprises a fixed flue dust hood body (22) and a movable flue dust hood body (21); the fixed flue dust hood body (22) is fixedly mounted at the top of the lower hood body (1) and connected to a dust removal pipe (3); the movable flue dust hood body (21) is movably arranged at the top of the lower hood body (1), and is thus provided with a working state in which the movable flue dust hood body (21) covers the hoisting hole (11) and is communicated with the fixed flue dust hood body (22) and a non-working state in which the movable flue dust hood body (21) moves away from the hoisting hole (11). According to the double-layer flue dust collecting hood, the collecting hood is layered, and the upper hood body (2) uses a structure in which the fixed flue dust hood body (22) matches the movable flue dust hood body (21); by switching the movable flue dust hood body (21) between the working state and the non-working state, the working condition requirement for hoisting and maintaining the process equipment can be met, and smooth development of production and maintenance is guaranteed.
Patent WO-2020063606-A1 (WO)
Inventor: JIN HAIYONG
IPC: H01H35/36
Filed: 2019-09-25
Abstract: A high-precision SF6 gas density relay, comprising a gas density relay housing (3), as well as a base (19), an end seat (18), a bourdon tube (6), a temperature compensation element (7), a signal regulating mechanism (12) and a plurality of micro switches (91, 92, 93) acting as signal generators which are arranged in the housing (3). One end of micro switch contact triggering elements (201, 202, 203) is fixed in the housing (3), and the other end thereof is arranged in correspondence to buttons (9101, 9102, 9103) of the button-type micro switches (91, 92, 93) and abuts the buttons (9101, 9102, 9103) of the micro switches (91, 92, 93) in a one-to-one correspondence. When a gas density value changes, the bourdon tube (6) and the temperature compensation element (7) generate displacement, such displacement sequentially drives the micro switch contact triggering elements (201, 202, 203) by means of the signal triggering mechanism, and the micro switch contact triggering elements (201, 202, 203) change position, so that the micro switches (91, 92, 93) issue corresponding signals to complete the functions of the gas density relay. The presentdensity relay has the advantages of high precision and good contact conductivity and may be applied well to SF6 electrical equipment.
Patent WO-2021051442-A1 (WO)
Inventor: CHEN WANGLIN
IPC: C23C14/34
Filed: 2019-09-27
Abstract: 本发明涉及一种5G金属/陶瓷复合电路板及其制备方法。所述制备方法包括如下步骤：利用PVD技术在预置孔的金属基板上交替沉积金属层和陶瓷层，即得所述5G金属/陶瓷复合电路板。本发明通过的金属/陶瓷复合电路板制备方法避免了金属/陶瓷复合电路板常规工艺(陶瓷/金属热扩散连接法)复杂、成品率低、价格昂贵、效率低、工艺不成熟等难点。此外，本发明的制备方法选用自带孔的金属基板，避免了陶瓷基板激光/机械复合钻孔成品率低、工作量大、钻孔技术不成熟的问题。本发明利用基于物理气相沉积技术与模板技术组合技术沉积金属层和陶瓷层，得到的金属/陶瓷复合电路板中各层的结合强度高，不易剥离，且工艺简单。
Patent WO-2021062757-A1 (WO)
Inventor: HAO JIE
IPC: G06F17/00
Filed: 2019-09-30
Abstract: A simultaneous interpretation method and apparatus, and a server (50) and a storage medium. The method comprises: obtaining first data to be processed (201); interpreting first speech data in the first data to be processed, so as to obtain first interpreted text (202); and generating second speech data according to the first interpreted text, and executing at least one of the following: obtaining a typeset document according to the first speech data and the first interpreted text, and performing image word processing on first image data in the first data to be processed, so as to obtain an image processing result (203), wherein the first image data includes at least a display document corresponding to the first speech data, and the first interpreted text, the typeset document, the second speech data and the image processing result are presented on a client when the first speech data is played.
Patent WO-2021068222-A1 (WO)
Inventor: SHI DANDAN
IPC: H01L21/67
Filed: 2019-10-12
Abstract: Procédé de commande de gauchissement de plaquette. Le procédé consiste à former une structure de remplissage dans une ouverture à fente sur une plaquette. En outre, le procédé consiste à mesurer un paramètre de gauchissement de la plaquette, et à déterminer un profil thermique pour ajuster un paramètre de gauchissement dans une plage cible sur la base du paramètre de gauchissement. Ensuite, le procédé consiste à effectuer un processus ayant le profil thermique déterminé pour ajuster le paramètre de gauchissement dans la plage cible.
Patent WO-2020088322-A1 (WO)
Title: Preparation process for novel hydroformed cart
Inventor: CHEN ZHICHENG
IPC: B23P15/00
Filed: 2019-10-23
Abstract: A preparation process for a novel hydroformed cart, comprising cutting, hydroforming, surface treatment, spraying and finished product assembly, in which the hydroforming is the formation process for an aluminum alloy pipe, and the process operations are as follows: an aluminum alloy pipe is placed into a bottom die; punches at two ends of the aluminum alloy pipe are pressed in under the action of hydraulic cylinders so as to seal the interior of the aluminum alloy pipe, wherein liquid flow channels are formed in the punches; liquid continuously flows into the aluminum alloy pipe, at which time an upper die moves downwards and forms a closed die cavity together with a lower die; and a high-pressure pump controls the liquid pressure to continuously increase, so that a rod wall of the aluminum alloy pipe gradually deforms close to the dies to obtain the hydroformed aluminum alloy pipe. By using the described hydroforming process, the operating restrictions due to welding and punching angle are overcome, a molding design angle which is difficult to reach using an ordinary welding frame is achieved, the accuracy of dimension parameters is increased, the tolerance range produced when a main frame is connected to each part is reduced, and the overall parallelism of the main frame is increased.
Patent WO-2021072793-A1 (WO)
Inventor: WANG PING
IPC: C22C38/04
Filed: 2019-10-25
Abstract: Disclosed are a marine tempered sorbite high-strength-and-toughness stainless structural steel and a preparation method therefor, belonging to the field of iron and steel metallurgy and the field of anti-seismic stainless steel materials for building structures. The basic ingredients of the steel are, in mass percentages: 0.07-0.16 wt% of C, 0.4-1.5 wt% of Si, Mn ≤ 1.0 wt%, 17.0-26.0 wt% of Cr, 1.5-2.5 wt% of Ni, Mo ≤ 1.5 wt%, 0.01-0.05 wt% of Al, P ≤ 0.05 wt%, S ≤ 0.020 wt%, and total O ≤ 40 ppm, with the balance being Fe and unavoidable impurities. The steel is a high-strength-and-toughness stainless structural steel which is suitable for use in coastal and marine building structures and resistant to coastal climates and general seawater corrosion, and further has an anti-seismic function. The steel satisfies an urgent need for a high-corrosion-resistant steel for high-temperature, high-salinity and high-humidity marine environments.
Patent WO-2020155698-A1 (WO)
Title: Hotte, machine à hotte et cuisinière intégrées et dispositif de cuisine
Inventor: DONG MINGZHU
IPC: F24C15/20
Filed: 2019-10-29
Abstract: L'invention concerne une hotte, une machine à hotte et cuisinière intégrées et un dispositif de cuisine. La hotte comprend : un couvercle (1) d'absorption de fumées d'huile conçu pour absorber les fumées d'huile pendant la cuisson ; un corps principal (2), relié à et en communication avec le couvercle (1) d'absorption de fumées d'huile de façon à aspirer et à évacuer les fumées d'huile absorbées par le couvercle (1) d'absorption de fumées d'huile ; et un composant de support (42) disposé sur une paroi périphérique extérieure du corps principal (2) et faisant saillie vers l'extérieur, de telle sorte que la hotte est supportée au niveau d'un orifice de montage de cuisinière (101) d'un caisson (10).