baber/WOPTO huggingface dataset:
Patent TW-202238164-A (TW)
Title: Artificial intelligence laser interferer expansion receiving module
Inventor: KAO JUEI-YI
IPC: G01S7/495
Filed: 2021-03-29
Abstract: This invention relates to an artificial intelligence laser interferer expansion receiving module, which has the interferer respectively connect to the central processor with several groups of receiving interference modules and several groups of expansion receiving modules, so that each receiving interference module and each expansion receiving module are installed in different angles of the vehicle, and each receiving interference module is equipped with receiving unit and transmitting unit, and the receiving unit and the expansion receiving module are for receiving laser light signals, while the transmitting unit is for sending laser light interference signals, and the central processor is connected with a database, which is for storing various pulse time data of laser light. Accordingly, the operation of the process will not be blocked by the body of the car and a dead-end situation and is able to effectively receive the laser light signal of the laser speed detector and produce interference with the laser light signal in order to avoid the driver's failure to react to the emergency brake caused by traffic accidents, and has more safety in driving a car.
Patent TW-202146384-A (TW)
Title: Substituted five-membered aza-ring compound and use thereof in drug
Inventor: Yu tian-zhu
IPC: A61K31/40
Filed: 2021-04-26
Abstract: The present invention falls within the pharmaceutical field, and relates to a substituted five-membered aza-ring compound and the use thereof in a drug. In particular, the present invention relates to a compound as shown in formula (I), or a stereoisomer, tautomer, oxynitride, hydrate, solvate, metabolite, ester, pharmaceutically acceptable salt or prodrug of the compound as shown in formula (I); and the present invention further relates to a pharmaceutical composition containing the compound, the use thereof and a method for using same. In particular, the compound of the present invention is a PDE4 inhibitor, and is used for the treatment of PDE4-related diseases, such as atopic dermatitis (AD) or chronic obstructive pulmonary disease (COPD).
Patent TW-202208865-A (TW)
Inventor: EIBL MARKUS
IPC: G01R1/067
Filed: 2021-05-13
Abstract: A temperature control device (1) for temperature control of a prober table (110) for semiconductor wafers and/or hybrids has a fluid inlet (10) for introducing a temperature control fluid into the temperature control device (1) and a first heat exchanger (20) for temperature pre-control of the introduced temperature control fluid. A second heat exchanger (30) serves for temperature control of the temperature control fluid. The temperature-controlled temperature control fluid can be passed to the prober table (110) through a prober temperature control line (40). A return circuit (60) is configured to selectively either pass a temperature control fluid returned from the prober table (110) through the first heat exchanger (20) or to let it flow out by bypassing the first heat exchanger (20) in response to the return switching signal.
Patent TW-202226249-A (TW)
Title: semiconductor memory device
Inventor: TAKEKIDA HIDETO
IPC: G11C16/24
Filed: 2021-05-31
Abstract: An embodiment provides a semiconductor memory device capable of improving processing capability. According to one embodiment, a semiconductor memory device includes a memory string NS including first to fourth select transistors STT1, ST1, ST2, STB2, and first and second memory cells MC, first to fourth select gate lines SGDT, SGD, SGS, SGSB, first and second word lines WL, a bit line BL, and a source line SL. The erasing operation includes a first mode and a second mode. In a first mode (block erase mode), a first voltage (Vera) is applied to a bit line and a source line, a second voltage (Versdt) and a third voltage (Versd) are applied to first to fourth select gate lines, a fourth voltage (Verss) and a fifth voltage (Verssb) are respectively applied, and a sixth voltage (VDD) is applied to first and second word lines.
Patent TW-202248823-A (TW)
Inventor: CHANG CHING-TSUN
IPC: G06F3/041
Filed: 2021-06-07
Abstract: 一種壓力觸控的驅動方法，用於一觸控顯示系統，其中該觸控顯示系統包含一顯示面板及複數觸控感測電極，該驅動方法包含有：於一第一時間區間內，該些觸控感測電極根據一觸控驅動訊號及一觸控感測訊號以執行觸控感測；以及於一第二時間區間內，以該顯示面板之複數個掃描驅動訊號作為一壓力觸控驅動訊號，以驅動該些觸控感測電極執行壓力觸控感測。
Patent TW-202248541-A (TW)
Title: Integrated and flexible fan carrier
Inventor: HSIEH HAN-CHIH
IPC: F04D29/60
Filed: 2021-06-11
Abstract: An integrated and flexible fan carrier is disclosed in the present invention. The integrated and flexible fan carrier includes a flexible main body, at least one first positioning element, and at least one second positioning element. The flexible main body is utilized to accommodate a fan assembly. The at least one first positioning element is utilized to fix at a first side of the fan assembly. The at least one second positioning element is utilized to fix at a second side of the fan assembly, wherein the number of the above first positioning element and the above second positioning element is at least three.
Patent TW-202301142-A (TW)
Inventor: SHIH HUI-CHUAN
IPC: G01N30/88
Filed: 2021-06-16
Abstract: 一種預測飲料中最高咖啡因含量值的方法，包含以下步驟：取得一歷史現場的一飲料的多筆歷史資料，該多筆歷史資料中的每一筆包括該飲料的一歷史咖啡因含量值；透過一處理器根據該多筆歷史資料的該多筆歷史咖啡因含量值計算出一預估CV值；取得一目標現場的該飲料的多筆目標資料，該多筆目標資料中的每一筆包括該飲料的一目標咖啡因含量值，並且該目標資料的數量係少於該歷史資料的數量；以及透過該處理器根據該預估CV值計算出在該目標現場中的該飲料的一咖啡因含量最高值。本發明還公開了一種預測飲料中最高咖啡因含量值的系統。
Patent TW-202216564-A (TW)
Inventor: MAEDA TAKAAKI
IPC: B23Q11/00
Filed: 2021-07-05
Abstract: A filter unit 20 connected between a tray 2 and a discharging duct 6 of a spiral conveyor 10 in the present invention comprises: a first filter (perforated metal 37) that is fixed at a position close to the outer periphery of a conveying spiral 2; a second filter (mesh filter 43) that rotates on the outside of the conveying spiral and the first filter; and a washing nozzle 50 that sprays a washing liquid on the second filter. The chips captured by the first filter are scraped by the rotating conveying spiral and delivered back to the conveying path and the chips passing through the first filter but captured by the second filter are removed by the washing nozzle and delivered back to the conveying path. The washing liquid is sprayed at a predetermined angle from the washing nozzle and collides with vanes 46 arranged on the outer periphery of the second filter, thereby providing rotational force on the second filter.
Patent TW-202207371-A (TW)
Inventor: JENG SHIN-PUU
IPC: H01L21/56
Filed: 2021-07-13
Abstract: 一種封裝結構的形成方法，包括形成導電結構於載體基板之中；形成重分布結構於載體基板之上，重分布結構具有含聚合物層及導電部件；接合晶片結構於重分布結構之上；形成保護層於重分布結構之上以包圍晶片結構；以及形成導電連接器於載體基板的表面上，載體基板位於重分布結構及導電連接器之間。
Patent TW-202207835-A (TW)
Title: 後傾式拐杖
Inventor: YOUNGER MAX JEFFERIES
IPC: A45B7/00
Filed: 2021-07-15
Abstract: 後傾式前臂拐杖包括腿部；及附接至所述腿部用於支撐使用者的前臂和肘部的托架。所述托架具有對應於至少20平方英吋的邊界表面積。所述托架相對於豎直方向成約5度至約50度的角度。
Patent TW-202217829-A (TW)
Inventor: Chen sheng-hong
IPC: G16B5/00
Filed: 2021-07-20
Abstract: 一種治療腫瘤的方法，該方法係先判斷受試者腫瘤樣品中癌細胞的類型；然後在一資料庫中辨識該癌細胞類型中形成一補償對的一第一基因和一第二基因，該補償對具有至少為0.25的一補償分數（C-score）；以及施用抑制該第一基因活性的一第一試劑和抑制該第二基因活性的一第二試劑。另外，揭露了一種治療腫瘤的方法，包括判斷腫瘤的癌細胞中複數個基因之每一基因的一基於補償分數的合成致死分數（C-score-based synthetic lethality score），其對應於資料庫中複數個被補償基因/補償基因對中辨識的一補償基因。從該複數個補償對中辨識具有至少為-2的合成致死分數的補償對，並且使用各自抑制補償對中不同對象的兩種試劑來治療腫瘤。
Patent TW-202243458-A (TW)
Inventor: HUANG JIN
IPC: H04N5/232
Filed: 2021-07-23
Abstract: 本公開提供了一種直播課堂中視頻幀圖像的控制方法、控制裝置、電腦可讀儲存介質和電子設備。所述控制方法，包含：獲取所述視頻幀圖像中目標人物的影像資訊；根據所述影像資訊確定多個檢測點；基於所述多個檢測點與預設的第一區域的關係確定所述多個檢測點的分布資訊；基於所述分布資訊和攝像頭參數確定攝像頭的調整資訊；根據所述調整資訊調整所述攝像頭，使所述視頻幀圖像中所述目標人物的影像資訊的至少一部分位於預設的第二區域內所述第二區域位於所述第一區域內。
Patent TW-202210652-A (TW)
Title: Chemical resistant multi-layer coatings applied by atomic layer deposition
Inventor: LIN I-KUAN
IPC: C23C16/455
Filed: 2018-12-18
Abstract: Described are multi-layer coatings, substrates (i.e., articles) coated with a multi-layer coating, and methods of preparing a multi-layer coating by atomic layer deposition, wherein the coating includes layers alumina and yttria.
Patent TW-202309313-A (TW)
Inventor: CHUANG TUNG-HAN
IPC: C23C14/34
Filed: 2021-08-20
Abstract: 本揭露的實施例提供一種金屬奈米孿晶薄膜結構，包括：基板；黏著晶格緩衝層，於基板上；及單層之奈米孿晶結構的銅、金、鈀或鎳薄膜或多層之奈米孿晶結構的銀、銅、金、鈀或鎳薄膜於黏著晶格緩衝層上。此金屬奈米孿晶薄膜具有間距僅1奈米至100奈米之平行排列孿晶界（Σ3+Σ9）。在金屬奈米孿晶薄膜的截面金相圖中，平行排列孿晶界佔總晶界30%至90%。平行排列孿晶界具有80%至99%的[111]結晶方位。此一高密度金屬奈米孿晶薄膜的形成是在蒸鍍過程同時使用離子束轟擊蒸鍍薄膜表面。
Patent TW-202238430-A (TW)
Inventor: YANG YU-TAO
IPC: G06F30/392
Filed: 2021-08-20
Abstract: 揭示用於產生類比積體電路之一或多個非最終佈局的多種技術。此些技術包括基於元件規格產生類比積體電路之非最終佈局；將非最終佈局分區成複數個子單元；合併經驗證之子單元以形成類比積體電路之已合併佈局；及針對已合併佈局執行品質控制檢查。或者或另外，產生非最終佈局可包括確定不同單元類型之相鄰單元之間的可允許間距或將一或更多個填充(filler)單元插入至非最終佈局中之填充區域中。
Patent TW-202218592-A (TW)
Inventor: CHAN CHING
IPC: B65D47/06
Filed: 2021-09-22
Abstract: The present disclosure relates to a drinking vessel, such as a water bottle, with a straw to facilitate access to the fluid within. According to a first aspect of the disclosed technology, there is provided a drinking vessel, comprising: a straw; a lid comprising an opening operable to receive the straw; a container; and a cap operable to be in an open position or a closed position; wherein when the cap is in the open position, the straw is arranged to provide fluid communication between a user and the container through the lid, and further wherein when the cap is in the closed position, the straw is urged by the cap into a bent shape such that the straw itself occludes fluid communication.
Patent TW-202237938-A (TW)
Title: 防蝕帶及防蝕結構體
Inventor: ANDO YOHEI
IPC: D06M15/643
Filed: 2021-09-30
Abstract: 本發明之防蝕帶具備纖維片及擔載於該纖維片且包含矽酮化合物之複合物，上述複合物之含水率為1000 ppm以下。
Patent TW-202227507-A (TW)
Title: Compositions for preventing or treating viral and other microbial infections
Inventor: LIU CHENG
IPC: A61P31/12
Filed: 2021-10-15
Abstract: The present application relates to compositions for preventing or treating viral and other microbial infections. In some embodiments, the present application provides chimeric proteins comprising a target-binding moiety that specifically binds to a pathogen that infects through a mucosa, and a positively charged mucoadhesive peptide fragment. Also provided are antibodies and constructs thereof that specifically binds to an S1 subunit of a spike protein of SARS-CoV-2. Compositions comprising the chimeric proteins, antibodies, or constructs described herein are useful for preventing or treating a microbial infection in an individual, such as a coronavirus infection.
Patent TW-202217874-A (TW)
Inventor: LEE CHI-HSUN
IPC: H01F27/02
Filed: 2021-10-22
Abstract: At least one shielding layer made of conductive material is formed on a body of an inductor, wherein at least one portion of the top surface of the body is exposed from the shielding layer, so as to provide an exhaust channel for moisture inside the body to leak to the outside of the body, thereby preventing the residual moisture from deforming the inductor due to thermal expansion.
Patent TW-202306188-A (TW)
Inventor: HSIEH CHIN-AN
IPC: H01L31/107
Filed: 2021-11-11
Abstract: 一種光感測裝置，包括第一導電型埋入層、第二導電型井區以及第一導電型井區。第二導電型井區在第一導電型埋入層上。第一導電型井區在第二導電型井區上且被第二導電型井區環繞。
Patent TW-202235917-A (TW)
Inventor: WEINSTEIN MICHAEL ALEXANDER
IPC: G02B27/42
Filed: 2021-11-24
Abstract: Optical device films and methods of forming optical device films having a RMS surface roughness less than about 2.2 [mu]in and a refractive index greater than 2.0 are provided. In one embodiment, an optical device film is provided and includes a crystalline or nano-crystalline material having a refractive index greater than 2.0. A top surface of the optical device film has a root-mean-square (RMS) surface roughness less than about 2.2 microinches ([mu]in).
Patent TW-202238965-A (TW)
Inventor: LUO SHUANG-QIANG
IPC: G11C5/06
Filed: 2021-12-06
Abstract: A microelectronic device comprises a stack structure comprising a vertically alternating sequence of conductive structures and insulative structures arranged in tiers, the stack structure divided into block structures separated from one another by slot structures, a staircase structure within the stack structure having steps comprising horizontal edges of the tiers, conductive contact structures in contact with the steps of the staircase structure, support pillar structures extending through the stack structure, and additional slot structures extending partially through the stack structure within one of the block structures, one of the additional slot structures extending between horizontally neighboring support pillar structures and closer to one of the horizontally neighboring support pillar structures than to an additional one of the horizontally neighboring support pillar structures. Related microelectronic devices, memory devices, and electronic systems are also described.
Patent TW-202237847-A (TW)
Title: 聚－𠰌啉代寡核苷酸缺口體
Inventor: FANG FRANCIS G
IPC: A61P25/00
Filed: 2021-12-13
Abstract: 提供了缺口體或該等缺口體的藥學上可接受的鹽和製造該等缺口體之方法。該等缺口體包括缺口區域，該缺口區域含有藉由硫代磷酸酯鍵彼此連接的去氧核糖核苷；位於該缺口區域的5’末端的5’翼區域，該5’翼區域含有藉由磷二醯胺鍵彼此連接的𠰌啉代單體；以及位於該缺口區域的3’末端的3’翼區域，該3’翼區域含有藉由磷二醯胺鍵彼此連接的𠰌啉代單體。還提供了反義寡核苷酸。該等反義寡核苷酸可用於製備用於抑制Tau mRNA轉錄的缺口體。
Patent TW-202237902-A (TW)
Inventor: LE HIEN TU
IPC: C25B1/26
Filed: 2021-12-23
Abstract: A system and a method are provided for making hypochlorous acid using saltwater with sodium bicarbonate. The system includes an electrolytic cell, a quantity of saltwater solution, and a quantity of sodium bicarbonate. The quantity of saltwater solution is poured into the electrolytic cell and then undergoes an electrolytic process. As a result of the quantity of saltwater solution going through the electrolytic process, a hypochlorous acid solution is yielded. In order to ensure a pure hypochlorous acid solution is formed, the quantity of sodium bicarbonate can be added into the electrolytic cell along with the quantity of saltwater solution before the electrolytic process or the quantity of sodium 
bicarbonate can be added into the hypochlorous acid solution after the hypochlorous acid solution is yielded. This process adjusts the pH level of the hypochlorous acid solution, and thus, produces a purer hypochlorous acid solution.
Patent TW-202326153-A (TW)
Inventor: WU JIAN-MING
IPC: G01R19/00
Filed: 2021-12-29
Abstract: 本發明提供一種具防止漏電流功能的電流量測裝置，包含第一電流量測模組以及第二電流量測模組。所述第一電流量測模組電性連接於輸入端與輸出端之間，選擇性導通第一電流路徑至輸出端。所述第二電流量測模組電性連接於輸入端與輸出端之間，選擇性導通第二電流路徑至輸出端。當第一電流路截止且第二電流路導通時，第一電流量測模組提供第一防護電壓於第一電流路徑，第一防護電壓等於輸出端的輸出端電壓，輸出端電性連接待測元件。
Patent TW-202327698-A (TW)
Title: Replacement-cycle-detection system for air-purifying device and replacement-cycle-detection method thereof
Inventor: LAI CHIH-CHING
IPC: A62B27/00
Filed: 2022-01-04
Abstract: Disclosed is a replacement-cycle-detection system for air-purifying device, comprising: a gas mask, including a gas mask body, the air-purifying device, and an adapter device mounted between the gas mask body and the air-purifying device, gas being filtered by the air-purifying device and then passing through the adapter to reach the gas mask body; a gas-sampling device, including a sampling tube and a suction unit; and a gas-sample-collection device, detachably assembled with a gas pretreatment unit, a protection tube, and a gas-collection unit, wherein the gas-collection unit collects sampled gas to the gas-sample-collection device, and the gas-collection unit with the collected sampled gas is then removed from the gas-sample-collection device and moved to a gas-sample-detection device for a predetermined gas-sample detection to derive the replacement cycle of the air-purifying device.
Patent TW-202241151-A (TW)
Title: Position estimation procedures involving base station and reference device
Inventor: DAI JING
IPC: H04W64/00
Filed: 2022-01-28
Abstract: Disclosed are techniques for communication. In an aspect, a reference device (e.g., gNB or BS) and a BS obtain a configuration of a TDOA procedure including respective PRSs to be transmitted by the reference device and the BS. In an aspect, the reference device and the BS each mute their own transmission while the other device is transmitting its respective PRS. Other aspects are directed to DL-TDOA, UL-TDOA and elliptical positioning techniques.
Patent TW-202332721-A (TW)
Inventor: CHEN SHAO-HENG
IPC: C08J5/18
Filed: 2022-02-09
Abstract: The present invention provides a breathable biodegradable film, comprising less than 55wt% of thermoplastic starch composite material, biodegradable resin and 1 to 3 wt% of lubricant; wherein the breathable biodegradable film has a micron-grade micropore structure and is distributed with granules having particle diameter of 1~30 microns; the film has moisture permeability more than 5000 g/m2*24hr at a film thickness of 80 microns and has more than 30% of biocarbon content; the thermoplastic starch composite material is from processing a thermoplastic starch composition comprising starch, modifying agent, plasticizer, and biodegradable resin by kneading and reaction; and the film has a water contact angle larger than 75 degrees.
Patent TW-202307576-A (TW)
Title: Method and system of surface topography measurement for lithography
Inventor: LEE YUNG-YAO
IPC: G01B11/24
Filed: 2022-02-24
Abstract: A method includes: providing a workpiece to a semiconductor apparatus, the workpiece comprising a material layer, wherein the material layer includes a plurality of areas extending along a first axis； scanning the workpiece in a first direction along the first axis to generate first topography measurement data； scanning the workpiece in a second direction along the first axis to generate second topography measurement data； and performing an exposure operation on the material layer according to the first topography measurement data and the second topography measurement data.
Patent TW-202336547-A (TW)
Title: Multiple points synchronization guiding operation system and method thereof
Inventor: CHEN WEN-PIN
IPC: G05B19/414
Filed: 2022-03-04
Abstract: A multiple points synchronization guiding operation system applied to an industrial area with a plurality of operation elements includes a processing center and a plurality of guiding devices. The processing center is provided with an operation process and receives a plurality of target real-time images and generates a plurality of control commands with a same operation period according to the plurality of target real-time image and the operation process. The plurality of guiding devices are communicatively coupled to the processing center and each of the plurality of guiding devices includes an image capturing component, a display and a wireless transceiver. The image capturing component shoots the operation element to obtain a target real-time image. The display shows an indication frame. The wireless transceiver is electrically connected to the image capturing component and the display and is communicatively coupled to the processing center to output the target real-time image and receive a control command. The received control command corresponds to the indication frame.
Patent TW-202243156-A (TW)
Title: Heat sink-integrated insulating circuit board
Inventor: OHASHI TOYO
IPC: H01L23/36
Filed: 2022-03-11
Abstract: This heat sink-integrated insulating circuit board is provided with a heat sink (20), an insulating resin layer (12) and a circuit layer (13); the circuit layer (13) is configured from copper or a copper alloy, and the top plate (21) of the heat sink (20) is a cladding structure provided with aluminum or an aluminum layer (21a) formed from aluminum, and a copper layer (21c); the insulating resin layer (12) is formed on the surface of the copper layer (21c), and the ratio (ta/tc) of the thickness (ta) of the aluminum layer (21a) and the thickness (tc) of the copper layer (21c) is less than or equal to 30.
Patent TW-202243803-A (TW)
Inventor: ZUNIGA STEVEN M
IPC: B24B37/20
Filed: 2022-03-15
Abstract: 化學機械研磨組件可包含上平臺，上平臺的特徵在於第一表面和與第一表面相對的第二表面。上平臺可以在上平臺的第二表面中限定凹部。上平臺可以在凹部內限定第一表面和第二表面之間的撓曲件。組件可以包括與上平臺的第一表面耦接的研磨墊。組件可以包括沿著上平臺的第二表面與上平臺耦接的板。板可以在上平臺的第二表面和板之間的上平臺的凹部內限定容積。
Patent TW-202303804-A (TW)
Title: Information acquisition system for substrate processing apparatus, arithmetic device, and information acquisition method for substrate processing apparatus
Inventor: MAKI JUNNOSUKE
IPC: H01L21/687
Filed: 2022-03-21
Abstract: An information acquisition system is for acquiring information about a substrate processing apparatus including a substrate holder configured to hold and rotate a substrate, a nozzle configured to supply a processing liquid to a surface of the substrate which is rotating, and a cup surrounding the substrate held by the substrate holder. The information acquisition system includes: an information acquisition body held in place of the substrate by the substrate holder and including an imaging part configured to image the cup and acquire image data; and an acquisition part configured to acquire information about a height of the cup based on the image data.
Patent TW-202247876-A (TW)
Title: Systems and methods for generating a meta-game from legacy games
Inventor: WEISING GEORGE
IPC: A63F13/40
Filed: 2022-03-29
Abstract: A method for generating a meta-game is described. The method includes receiving, via a first user account, a first user input for a first challenge during a play of a legacy game. The first challenge is created from a first plurality of basic blocks of the legacy game. The method further includes recording at least a portion of the first challenge and receiving, via the first user account, a second user input for a second challenge during the play of the legacy game. The second challenge is created from a second plurality of basic blocks of the legacy game. The method includes recording at least a portion of the second challenge, determining whether a third user input is received via the first user account to request creation of the meta-game, and generating the meta-game from the first and second challenges upon determining that the third user input is received.
Patent TW-202307944-A (TW)
Title: Method and apparatus for substrate stress control
Inventor: VARGHESE SONY
IPC: H01J37/317
Filed: 2022-04-11
Abstract: Embodiments herein are directed to a method and an apparatus for substrate stress control. In some embodiments, the method may include providing a substrate, the substrate comprising a first main side opposite a second main side, wherein a plurality of features are disposed on the first main side, performing a metrology scan to the first main side to determine an amount of distortion to the substrate due to the formation of the plurality of features, and depositing a stress compensation film along the second main side of the substrate, wherein a stress and a thickness of the stress compensation film is determined based on the amount of distortion to the substrate. The method may further include directing ions to the stress compensation film in an ion implant procedure.
Patent TW-202242293-A (TW)
Title: Piezoelectric valve
Inventor: ITO TAKAFUMI
IPC: F16K31/02
Filed: 2022-04-14
Abstract: A piezoelectric valve 1 comprises an actuator 3 which drives a valve body 35, a valve seat plate 4 which secures the actuator 3, and a main body case which house the valve seat plate 4. The actuator 3 comprises a base section 31 secured to the valve seat plate 4, a piezoelectric element 32 of which one end is connected to a mounting surface of the base section 31 and which extends in a first longitudinal direction, a support section 33 which is provided integrally with the base section 31 and extends in parallel with the piezoelectric element 32 in a second longitudinal direction orthogonal to the first longitudinal direction, an action part 34 which connects to the other end of the piezoelectric element 32 and to the leading end of the support section 33, and undergoes displacement in a different direction from both the first longitudinal direction and the second longitudinal direction in accordance with the expansion and contraction of the piezoelectric element 32, and a valve body 35 provided on the side in the direction of displacement of the action part 34. The support section 33 has a narrow section 331 in the central portion that extends in the second longitudinal direction, and is secured to the valve seat plate 4 on the base section 31 side of the narrow section 331.