baber/WOPTO huggingface dataset:
Patent TW-202304737-A (TW)
Title: Vehicle charging device and method thereof comprising a charger main body, a parking area, a valve device, a charging device, a processing module, a valve control unit, a wireless connection unit, a vehicle type recognition unit, a charging control unit, a fee calculation unit, and a notification unit
Inventor: HUANG QIN-CAI
IPC: B60L53/16
Filed: 2021-07-16
Abstract: The present invention relates to a vehicle charging device and a method thereof, and the main structure of the vehicle charging device comprises a charger main body. A parking area is arranged at one side of the charger main body. A valve device is arranged in the parking area. The charger main body is further connected with a charging device and is provided in an interior thereof with a processing module. The processing module includes a valve control unit, a wireless connection unit, a vehicle type recognition unit, a charging control unit, a fee calculation unit, and a notification unit. As such, a charging operation can be conducted with respect to a correct vehicle, and a state of charging is sent to a user by means of the wireless connection unit and the notification unit, in order to enhance easiness of operation. The fee calculation unit includes a charging fee calculation unit that is connected to the charging control unit and a parking fee calculation unit that is connected to the charging control unit.
Patent TW-202214261-A (TW)
Title: Boracic acid compound
Inventor: QIN DONGHUI
IPC: A61P31/04
Filed: 2021-08-20
Abstract: A novel boracic acid compound. Specifically disclosed are a compound represented by formula (1) or formula (2), a pharmaceutically acceptable salt or a stereoisomer thereof, and an application thereof in the preparation of medicaments for treating diseases related to bacterial infections.
Patent TW-202219070-A (TW)
Title: Luminescent-particle-containing ink composition, light conversion layer, and light-emitting device
Inventor: ENDO KOUICHI
IPC: C09K11/08
Filed: 2021-08-27
Abstract: The purpose of the present invention is to provide a luminescent-particle-containing ink composition that exhibits excellent thermal stability during heating, and also provide a light conversion layer and a light-emitting device that use said ink composition. The luminescent-particle-containing ink composition according to the present invention is characterized by containing: nanoparticles that include semiconductor nanocrystals having a perovskite-type structure; a photopolymerizable compound; a photopolymerization initiator; and a hypophosphite diester compound. The hypophosphite diester compound preferably has a molecular weight between 500 to 1,500 inclusive, and a softening point and a melting point between 70 DEG C to 250 DEG C inclusive.
Patent TW-202227351-A (TW)
Inventor: ORTBAUER MARTIN
IPC: B66B29/00
Filed: 2021-09-11
Abstract: 本發明有關用於設計為自動走道或電扶梯的乘客運輸系統(1)之扶手帶張力監測裝置(41)。扶手帶張力監測裝置(41)包含至少一距離感測器(34)和信號處理單元(47)。藉由距離感測器(34)所偵測的測量信號(M)可在信號處理單元(47)中處理和評估。於信號處理單元(47)中，乘客運輸系統(1)之掃描扶手帶(15)的振動頻率(f)可自測量信號(M)之信號曲線(MV)判定，且該振動頻率可與至少一個下限閾值(US)和/或上限閾值(OS)比較，如果未達到下限閾值(US)則生成警報信號(Z)，且如果超過上限閾值(OS)則生成警告信號(W)。
Patent TW-202216086-A (TW)
Inventor: CHANG CHIEH-FENG
IPC: A61B18/14
Filed: 2021-09-17
Abstract: 一種醫材針具，適於被一超音波偵測而予以定位，醫材針具包含具有三層結構的一針具本體，該三層結構包含一外層結構、一內層結構以及設置於外層結構與內層結構之間之一中間層結構；外層結構與中間層結構對超音波具有不同的特徵聲阻抗，且內層結構與中間層結構對超音波具有不同的特徵聲阻抗，外層結構、中間層結構與內層結構其中至少任一層於至少一方向上之一尺寸小於超音波之一頻率於水中之波長長度。
Patent TW-202314543-A (TW)
Inventor: LIU SHIAW-HERNG
IPC: G06F21/30
Filed: 2021-09-17
Abstract: 本申請提供一種作業系統登錄方法、電子設備及儲存介質，所述方法包括：回應於用戶終端的登錄請求，從區塊鏈中查詢與所述登錄請求對應的分散式身份標識文檔；從所述分散式身份標識文檔中提取目標公開金鑰；生成第一字串，並利用所述目標公開金鑰加密所述第一字串；發送加密後的第一字串至用戶終端；接收所述用戶終端發送的第二字串，所述第二字串為所述用戶終端利用私密金鑰解密所述加密後的第一字串得到的字串；根據所述第一字串和所述第二字串判斷是否允許所述用戶終端登錄所述作業系統。透過本申請可以提高用戶個人資訊的安全性。
Patent TW-202218698-A (TW)
Title: Biodegradable wrap for veterinary use, especially leg wraps for cattle
Inventor: STARK PETER A
IPC: A61L15/42
Filed: 2021-09-28
Abstract: A biodegradable, non-pressure compression leg wrap for cattle suffering lameness from for example digital dermatitis with disintegration time controlled by the ratio of polyvinyl alcohol to copolymer starch or cellulose in the wrap composition.
Patent TW-202215894-A (TW)
Title: Method and mobile communication device for switching between different radio access technologies
Inventor: TSAI CHIH-YUAN
IPC: H04W76/30
Filed: 2021-09-29
Abstract: A method and a mobile communication device for switching between different RATs is provided. The method is executed by a mobile communications device camping on a first cell using a first Radio Access Technology （RAT）. The method includes: determining, by a controller of the mobile communications device, a data transmission rate of the mobile communications device in the first cell; sending, by the controller, a first measurement report according to the determined data transmission rate, wherein the first measurement report is intended to trigger a handover procedure initiated by the first cell or to release a radio resource control （RRC） connection; and switching, by the controller, to camp on a second cell using a second RAT via the handover procedure or a local releasing procedure after the sending of the first measurement report.
Patent TW-202315759-A (TW)
Inventor: LIU YING-CHIEH
IPC: B60K6/00
Filed: 2021-10-01
Abstract: 本發明創作係關於一種車輛載具三合一動力系統，其特徵係由一般習知的車輛載具，該引擎為第一動力系統，串接第二動力系統，第一動力與第二動力之間，採用可分離式串接機構，具控制僅第一動力輸出，或第一動力與第二動力共同輸出動力，或僅第二動力輸出，達到節能減碳、低噪音等多效能用途之目的。
 
     車輛載具執行純電動力駕駛模式時，引擎停止運轉，車輛週邊裝備所需之動力與電力需求，由發明創作的第二副動力系統支援，達到無噪音、排氣汙染的安全駕駛模式。
Patent TW-202231241-A (TW)
Title: System and method for medical image alignment
Inventor: AVISAR MORDECHAI
IPC: G06T7/20
Filed: 2021-10-25
Abstract: An image alignment system and method which generates X-ray aligned patient specific 3D models. In particular, the image alignment system combines a CT scan and an X-ray into a single patient specific 3D model that, leveraging the benefits of both types of images and providing a surgeon with a single model for diagnosing a spinal deformity, for engaging and education a patient about the spinal deformity, and for preparing for spinal surgery. The system allows the CT scan to be done with the patient in the prone condition while the X-ray can be done with the patient in a vertical, e.g., standing, position to capture impacts on the spine from that vertical position.
Patent TW-202317888-A (TW)
Title: Charging blast nozzle connector that can be operated with one hand comprising a clamping component, an airtight ring, and an outer casing
Inventor: WANG LO-PIN
IPC: F16K24/06
Filed: 2021-10-29
Abstract: The present invention relates to a charging blast nozzle connector comprising a clamping component, an airtight ring, and an outer casing. The airtight ring is disposed in the clamping component. The outer casing is slidably sleeved on the outer periphery of the clamping component, and can be displaced between a packing position and a release position. When the outer casing moves downward to the packing position to press the clamping component, the airtight ring is compressed by the jaws of the clamping component. When the outer casing moves upward to the release position, the jaws are not pressed, and the airtight ring is not compressed by the jaws. The user pushes or pulls the outer casing with one hand, so that the charging blast nozzle connector can airtightly cover the air nozzle of the tire or can be separated from the air nozzle of the tire. Thus, the operation of the inflation tire is more convenient.
Patent TW-202319559-A (TW)
Title: Method for preparing heterogeneous structured ti-rich medium entropy alloy
Inventor: JANG SHIAN-CHING
IPC: C22F1/18
Filed: 2021-11-11
Abstract: A method for preparing heterogeneous structured Ti-rich medium entropy alloy is disclosed, which comprises the following steps: providing Ti-rich medium entropy casting alloy, which is formed by an alloy of Ti
         x (AlCrNbV
         a )
         100-x-y M
         y , wherein a is 0 or 1, x is 45 to 80, y is 0 to 12 and M is Ni, Zr or a combination thereof; and annealing the Ti-rich medium entropy casting alloy to obtain the heterogeneous structured Ti-rich medium entropy alloy.
Patent TW-202226072-A (TW)
Title: System and method for domain specific neural network pruning
Inventor: Liu jia-chao
IPC: G06N3/08
Filed: 2021-12-17
Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for domain-specific pruning of neural networks are described. An exemplary method includes obtaining a first neural network trained based on a first training dataset; obtaining one or more second training datasets respectively from one or more domains; training, based on the first neural network and the one or more second training datasets, a second neural network comprising the first neural network and one or more branches extended from the first neural network. The one or more branches respectively correspond to the one or more domains, and each comprises one or more layers trained based on one of the one or more second training datasets. The method may further include: pruning the second neural network by reducing a number of active neurons; and applying the pruned second neural network for inferencing in the one or more domains.
Patent TW-202332502-A (TW)
Title: Catalyst and uses of the same
Inventor: CHOU SHAN-SHAN
IPC: B01J21/18
Filed: 2022-02-07
Abstract: A catalyst and uses of the same are provided. The catalyst comprises an activated carbon carrier; and a first metal oxide, a second metal oxide and a third metal oxide disposed on the activated carbon carrier, wherein the metal of the first metal oxide is at least one of Ru, Rh and Pd; the metal of the second metal oxide is at least one of Mn, Fe, Co and Ni; and the metal of the third metal oxide is at least one of Cu, Zn, Cd, Ag, Ce and Sn.
Patent TW-202248496-A (TW)
Title: Cloth having silicone convex portion formed on surface thereof and method of manufacturing the same
Inventor: KIDA HIROHISA
IPC: B41M5/00
Filed: 2022-02-08
Abstract: The present invention relates to a fabric having silicone protrusions formed on the surface thereof and a method for manufacturing the same, and aims to provide a fabric having protrusions formed from oily silicone on the surface thereof and a method for manufacturing the same. The fabric has a plurality of protrusions formed on the surface thereof, and is characterized in that the protrusions are silicone resin formed by thermally curing oily silicone.
Patent TW-202241186-A (TW)
Inventor: AKKARAKARAN SONY
IPC: H04W64/00
Filed: 2022-02-08
Abstract: Disclosed are techniques for no-delay scheduled location requests. In an aspect, a user equipment (UE) receives, from a network node, a no-delay scheduled location request that identifies a future time T1 for reporting a location of the UE, e.g., a scheduled location request having a response quality of service (QoS) attribute indicating no delay. In some aspects, the UE determines, at time T2 < T1, an actual or predicted location for the UE at time T1. The UE reports, to the network node, the location for the UE at time T1 as determined at time T2. In some aspects, the UE determines, at time T1, that its location is still unknown, and either reports an error with zero delay or performs a location determination and reports its location with non-zero delay.
Patent TW-202237883-A (TW)
Title: Method for manufacturing barium titanate film
Inventor: SATO EIJI
IPC: H01G4/12
Filed: 2022-03-07
Abstract: A method for forming a barium titanate film by conducting an ALD cycle, wherein the ALD cycle comprises forming a titanium oxide film and forming barium oxide film. In the forming of a titanium oxide film, TDMAT (Ti[N(CH3)2]4) is used as first raw material gas, and an OH radical is used as reaction gas, and in the forming of barium oxide film, a vaporized barium complex is used as second raw material gas, and an OH radical is used as reaction gas, and the titanium oxide film and the barium oxide film are alternately formed in a normal order or a reverse order.
Patent TW-202333617-A (TW)
Title: Temperature measurement system, temperature measurement method and non-transitory computer readable storage medium
Inventor: YUAN SHANG-YUAN
IPC: A61B5/01
Filed: 2022-02-24
Abstract: A temperature measurement system, a temperature measurement method and non-transitory computer readable storage medium are provided. The temperature measurement system includes an image sensor, a distance sensor, a temperature sensor and a processor. The image sensor is configured to capture an environment image of a measurement environment. The processor is configured to perform an object detection operation on the environment image to obtain a calibration target. The distance sensor is configured to acquire a location information of the calibration target. The temperature sensor is configured to acquire a target temperature information of the calibration target and an environment temperature of the measurement environment. The processor obtains a calibrated target temperature information of the calibration target by the location information of the calibration target, the target temperature information of the calibration target and the environment temperature of the measurement environment.
Patent TW-202249230-A (TW)
Inventor: PIETAMBARAM SRINIVAS V
IPC: H01L23/498
Filed: 2022-03-02
Abstract: 本文中揭露微電子總成、相關裝置及方法。在一些實施例中，一種微電子總成可包括：一玻璃基體，其具有多個導電玻璃穿孔(TGV)；一磁性核心電感器，其包括：一第一導電TGV，其至少部分地由一磁性材料包圍；以及一第二導電TGV，其電氣耦接至該第一TGV；在一第一介電層中的一第一晶粒，其中該第一介電層在該玻璃基體上；以及在一第二介電層中的一第二晶粒，其中該第二介電層在該第一介電層上，且其中該第二晶粒電氣耦接至該磁性核心電感器。
Patent TW-202244066-A (TW)
Title: Method for producing polymer, composition for radical polymerization and radical polymerization control agent
Inventor: TAKAYAMA TAKUMI
IPC: C08F118/08
Filed: 2022-03-10
Abstract: A method for producing a polymer which includes a polymerization step in which controlled radical polymerization of a monomer (Y) is conducted in the presence of an organic compound (A) represented by formula (I) and a radical generator (B), the molar ratio of (B) to (A), B/A, being 0.5-20. According to the production method, a high-molecular-weight polymer having high safety can be synthesized with precise regulation of the molecular arrangement, terminal structure, etc. Furthermore, the production method is lowly toxic, is friendly to the environment, and is inexpensive. [In formula (I), R1 is an alkenyl or aryl group, R2 is a group represented by formula (II) or (III), and R1 and R2 may have been bonded to each other to form a ring.] [In formula (II), R3 is a hydrogen atom, a halogen atom, or an alkyl, aryl, alkenyl, alkoxy, amino, nitro, cyano, acetyl, trifluoromethyl, or hydroxyl group and * indicates a bond.] [In formula (III), R3 has the same meaning as in formula (II) and * indicates a bond.].
Patent TW-202335249-A (TW)
Title: Semiconductor structure and manufacturing method thereof
Inventor: SHIH SHING-YIH
IPC: H01L27/108
Filed: 2022-04-12
Abstract: A semiconductor structure includes an active interposer, a first stack chip module and a second stack chip module. The active interposer includes a substrate, a first control circuit located in a first control area of the substrate, a second control circuit located in a second control area of the substrate, and a communication circuit connected between the first control circuit and the second control circuit. The first stack chip module is stacked vertically on the first control area of the active interposer and the second stack chip module is stacked vertically on the second control area of the active interposer. In addition, a semiconductor structure manufacturing method is also disclosed herein.
Patent TW-202306879-A (TW)
Title: Roller for transporting a flexible substrate, vacuum processing apparatus, and methods therefor
Inventor: SAUER ANDREAS
IPC: B65H18/14
Filed: 2022-04-21
Abstract: A roller (100) for transporting a flexible substrate (10) is described. The roller (100) includes a main body (101) having a plurality of gas supply slits (103) provided in an outer surface of the main body (101). The plurality of gas supply slits (103) extends in a direction of a central rotation axis (111) of the roller (100). Further, the roller (100) includes a sleeve (104) provided circumferentially around and in contact with the main body (101). The sleeve (104) has a plurality of gas outlets (105) extending in a radial direction (R) and being provided above the plurality of gas supply slits (103).
Patent TW-202232897-A (TW)
Title: Decoding method
Inventor: MURAKAMI YUTAKA
IPC: H03M13/11
Filed: 2010-11-12
Abstract: An encoding method and encoder of a time-varying LDPC-CC with high error correction performance are provided. In an encoding method of performing low density parity check convolutional coding (LDPC-CC) of a time varying period of q using a parity check polynomial of a coding rate of (n-1)/n (where n is an integer equal to or greater than 2), the time varying period of q is a prime number greater than 3, the method receiving an information sequence as input and encoding the information sequence using equation 1 as a g-th (g=0, 1, ... q-1) parity check polynomial to satisfy 0: (Da#g,1,1+Da#g,1,2+Da#g,1,3)X1(D)+(Da#g,2,1+Da#g,2,1+Da#g,2,2+Da#g,2,3)X2(D)+ ... +(Da#g,n-1,1+Da#g,n-1,2+Da#g,n-1,3)Xn-1(D)+(Db#g,1+Db#g,2+1)P(D)=0 (Equation 1) where, in equation 1: "%" represents a modulo and each coefficient satisfies the following with respect to k=1, 2, ... , n-1: a#0,k,1%q=a#1,k,1%q=a#2,k,1%q=a#3,k,1%q= ... =a#g,k,1%q= ... =a#q-2,k,1%q=a#q-1,k,1%q=vp=k (vp=k: fixed value); b#0,1%q=b#1,1%q=b#2,1%q=b#3,1%q= ... =b#g,1%q= ... =b#q-2,1%q=b#q-1,1%q=w (w: fixed value); a#0,k,2%q=a#1,k,2%q=a#2,k,2%q=a#3,k,2%q= ... =a#g,k,2%q= ... =a#q-2,k,2%q=a#q-1,k,2%q=yp=k (yp=k: fixed value); b#0,2%q=b#1,2%q=b#2,2%q=b#3,2%q= ... =b#g,2%q= ... =b#q-2,2%q=b#q-1,2%q=z (z: fixed value); and a#0,k,3%q=a#1,k,3%q=a#2,k,3%q=a#3,k,3%q= ... =a#g,k,3%q= ... =a#q-2,k,3%q=a#q-1,k,3%q=sp=k (sp=k: fixed value); a#g,k,1, a#g,k,2 and a#g,k,3 are natural numbers equal to or greater than 1 and a#g,k,1 ≠ a#g,k,2, a#g,k,1 ≠ a#g,k,3 and a#g,k,2 ≠ a#g,k,3 hold true; b#g,1 and b#g,2 are natural numbers equal to or greater than 1 and b#g,1 ≠ b#g,2 holds true; and vp=k and yp=k are natural numbers equal to or greater than 1.
Patent TW-202247960-A (TW)
Title: teaching device
Inventor: TAKAHASHI YUUTAROU
IPC: G05B19/42
Filed: 2022-05-03
Abstract: A teaching device (40) for creating a program using icons representing functions that form a control program for an industrial machine, the teaching device (40) being provided with: a screen display generation unit (155) that generates a program creation screen which has a predetermined region for arranging multiple icons to create a control program; and a relationship display generation unit (154) that, on the basis of information related to multiple icons, extracts two or more icons which are related to each other in terms of processing contents from among the multiple icons arranged on the predetermined region, and displays the relationships between the extracted two or more icons so as to be visibly recognized.
Patent TW-202308347-A (TW)
Title: System and method to operate a radio on several frequency bands
Inventor: WHEELOCK IAN G
IPC: H04L5/00
Filed: 2022-06-10
Abstract: A network device comprises a memory, a radio system, a control line, and a processor. The radio system can be controllably configured to operate in a first channel state or a second channel state. The first channel state enables transmission of first client device reception data on a first channel and reception of first client device transmission data on the first channel. The second channel state enables transmission of second client device reception data on a second channel and reception of second client device transmission data on the second channel. The control line is arranged to provide a control signal to the radio system so as to place the radio system in either the first channel state or the second channel state.
Patent TW-202312920-A (TW)
Title: Coffee machine
Inventor: TSUCHIDA JUNYA
IPC: A47J31/42
Filed: 2022-06-24
Abstract: This coffee machine is provided with a grinder for grinding coffee beans and is equipped, in a compact manner and at low price, with a mechanism that prevents ground beans from depositing on the inner peripheral wall of a chute. A hammer H10 includes: a striking member H131 which abuts a chute GM31 as a result of an elastic force in an initial state (fig. 49(A)); and a second holding member H121 which, with a first holding member GM33, sandwiches and holds a cup CP through an elastic force. Upon rotation from the initial state, the striking member H131 separates once from the chute GM31 and enters a strike-ready state (fig. 49(B)). In the initial state, the second holding member H121 is disposed to a position where the spacing from the first holding member GM33 is less than the thickness of a peripheral wall CP1 of the cup CP. The striking member H131 applies an impact to the chute GM31 when the hammer H10 returns from the strike-ready state to the initial state by elastic force (fig. 49(C)).
Patent TW-202315810-A (TW)
Title: Breathable mask
Inventor: SHIUE CHIH-CHENG
IPC: B63C11/12
Filed: 2022-08-31
Abstract: A breathable mask includes a main frame, a transparent lens portion, a water-sealing skirt and a breathing tube. The main frame includes a lens frame, a mouth frame and a nose frame interposed therebetween. The water-sealing skirt is integrally formed by an eye skirt, a nose skirt and a mouth skirt. The nose skirt protrudes outward from the nose frame to provide an equalization portion for a user to operate e.g., a Frenzel Equalization, and inward from the nose frame to provide a partition.
Patent TW-202330910-A (TW)
Title: Method for producing t cells
Inventor: KANEKO SHIN
IPC: C12N5/0783
Filed: 2022-09-26
Abstract: Disclosed is a method for producing regulatory T cells, the method comprising: 
 
     (1) differentiating cells that can differentiate into regulatory T cells, into which an expression construct is introduced, into regulatory T cells, the expression construct comprising: 
 
     (a) conserved non-coding sequence (CNS) 1, CNS2, and CNS3 of Foxp3 gene; 
 
     (b) a promoter; and 
 
     (c) a nucleic acid encoding FOXP3. 
 
     Also disclosed are regulatory T cells obtained by the method, and a pharmaceutical composition comprising the regulatory T cells.
Patent TW-202330605-A (TW)
Title: 靶向表現ｔｒｏｐ２之腫瘤細胞的結合劑
Inventor: HOU WENYANG
IPC: C07K16/28
Filed: 2022-09-29
Abstract: 本發明大體上關於能夠結合至滋胚層細胞表面-2（TROP2）之結合劑，諸如抗體及其抗原結合片段。本文亦揭示能夠靶向表現TROP2之腫瘤細胞的結合劑及其用於治療癌症之用途。提供特異性結合至TROP2之細胞外域之胺基酸殘基的單域抗體。
Patent TW-202324537-A (TW)
Title: Gallium-nitride-layer surface treatment method and semiconductor device
Inventor: TERAMOTO TAKASHI
IPC: H01L21/324
Filed: 2022-10-05
Abstract: Provided are: a gallium nitride layer surface treatment method with which defects in gallium nitride can be ameliorated under moderate conditions; and a semiconductor device, The gallium-nitride-layer surface treatment method comprises: a preparation step for preparing a gallium nitride layer; and a treatment step for treating a first main surface side of the gallium nitride layer with at least one gas selected from the group consisting of nitrogen trifluoride and nitrosyl fluoride.
Patent TW-202330640-A (TW)
Title: Photosensitive resin composition, photosensitive element, printed wiring board, and method for manufacturing printed wiring board
Inventor: DAIJIMA YUTA
IPC: C08F2/44
Filed: 2022-12-21
Abstract: The photosensitive resin composition according to the present disclosure contains (A) an acid-modified vinyl group-containing resin, (B) a thermosetting resin, (C) a photopolymerization initiator, and (D) a photopolymerizable compound, the photopolymerizable compound including photopolymerizable compounds having polyoxyalkylene chains and ethylenically unsaturated groups.
Patent TW-202336996-A (TW)
Title: 半導體裝置
Inventor: AHN JUN-HYEOK
IPC: H01L27/108
Filed: 2023-01-19
Abstract: 一種半導體裝置包括：基板，在基板中設置有多個主動區域；多條字元線，形成於基板上且位於在平行於基板的頂表面的第一方向上延伸的多個字元線溝渠中；多個位元線結構，形成於基板上，並且在平行於基板的頂表面且與第一方向交叉的第二方向上延伸；以及多個胞元接墊結構，至少部分地與其間有多個位元線結構的多個主動區域交疊，其中多個胞元接墊結構中的每一者包括在第一方向上延伸的一對第一側壁及在相對於第一方向及第二方向傾斜的對角線方向上延伸的一對第二側壁。