baber/WOPTO huggingface dataset:
Patent NZ-754218-A (NZ)
Title: Fgfr4 inhibitor and preparation method and use thereof
Inventor: ZHANG YANG
IPC: A61K31/506
Filed: 2017-11-17
Abstract: Provided are a class of compounds as shown in formula (I) as FGFR4 inhibitors, and pharmaceutically acceptable salts thereof, preparation methods therefor and the use thereof in the preparation of drugs for treating FGFR4-related conditions.
Patent NZ-762906-A (NZ)
Title: Pyrrole derivatives as acc inhibitors
Inventor: BACH TAÑA Jordi
IPC: C07D403/12
Filed: 2018-12-07
Abstract: Novel pyrrole derivatives of Formula (I) are disclosed; as well as process for their preparation, pharmaceutical compositions comprising them and their use in therapy as inhibitors of Acetyl- CoA carboxylase (ACC).
Patent PT-103702-A (PT)
Title: Processo de aglomeração de fibras de madeira para a produção de placas ou painéis de aglomerado
Inventor: CLARO JOAO CARLOS ALMEIDA RIBEIRO
IPC: C08L97/02
Filed: 2007-03-27
Abstract: A PRESENTE INVENÇÃO REFERE-SE A UM PROCESSO DE AGLOMERAÇÃO DE FIBRAS DE MADEIRA, QUE CONSISTE NUMA IMPREGNAÇÃO E/OU PULVERIZAÇÃO DAS FIBRAS COM UM PRÉ-POLIMERO DE POLIBUTADIENO COM GRUPOS TERMINAIS HIDROXILO, UM DI-ISOCIANATO E, EVENTUALMENTE, UM CATALIZADOR, PARA A OBTENÇÃO DE PLACAS DE AGLOMERADO DE FIBRAS. O SISTEMA AGLOMERANTE UTILIZADO NO PROCESSO É ISENTO DE FORMALDEÍDO CONSTITUINDO, ASSIM, UMA ALTERNATIVA AOS ACTUAIS PROCESSOS QUE UTILIZAM AGLOMERANTES À BASE DE FORMALDEIDO E CUMPRINDO OS MAIS EXIGENTES CRITÉRIOS AMBIENTAIS. ESTE PROCESSO VISA A PRODUÇÃO DE PLACAS DE AGLOMERADO DE FIBRAS DE MADEIRA DE DIFERENTES DENSIDADES, COMO POR EXEMPLO PLACAS DE MÉDIA DENSIDADE (MDF) E PLACAS DE ELEVADA DENSIDADE (HDE), COM MELHORES PROPRIEDADES FÍSICAS E MECÂNICAS QUE SE TRADUZEM NUM PRODUTO DE MELHOR QUALIDADE E ADICIONALMENTE, PERMITE OBTER PLACAS DE QUALIDADE PADRÃO INDEPENDENTEMENTE DA NATUREZA DAS FIBRAS DE MADEIRA, SEJAM ESTAS DE FOLHOSAS OU DE RESINOSAS.
Patent PT-103864-A (PT)
Title: Sistema de controlo de acessos integrado e on-line
Inventor: CIFIAL-CENTRO INDUSTRIAL DE FERRAGENS S A
IPC: E05B65/10
Filed: 2007-10-19
Abstract: SISTEMA DE CONTROLO DE ACESSOS INTEGRADO E ON-LINE CONSTITULDO POR PORTA (L) E ARO DE PORTA (2) (COM CERTIFICAÇÃO CORTA FOGO 30 MINUTOS SEGUNDO NORMA EN16431:2000), DOBRADIÇAS OCULTAS (3), PASSA CABOS (4), RESPECTIVA FECHADURA MECÂNICA( 5) COM FUNÇÃO ANTIPÂNICO E EQUIPADA COM CILINDRO DE PERFIL EUROPEU (6), PERMITINDO ABERTURA ALTERNATIVA POR CHAVE, ESPELHOS E PUXADORES DO PORTA (7), CABO DE COMUNICAÇÕES ETHERNET (8) E CABO DE ENERGIA DA REDE (9), LEITOR DE CARTÕES DE PROXIMIDADE RFID (10), CAIXA TÉCNICA (11) CONTENDO UNIDADE DE ALIMENTAÇÃO DE ENERGIA, UPS, E UNIDADE DE CONTROLO, CODIFICADOR DE CARTÕES, POSSIBILIDADE DE CONFIGURAÇÃO REMOTA DO FIRMWARE, SOFTWARE DE GESTÃO INTEGRADO. TECNOLOGIA DE PROGRAMAÇÃO E RECONHECIMENTO POR CARTÃO DE PROXIMIDADE ATRAVÉS DE LEITOR RFID, NAS NORMAS 1S014443 E 1S015693. LIGAÇÃO DAS UNIDADES COM O SERVIDOR CENTRAL EM REDE TCP/IP, RESOLVENDO O PROBLEMA TÉCNICO DA COMUNICAÇÃO ENTRE AS UNIDADES DE PORTA E O SOFTWARE DE GESTÃO INTEGRADA DE ACESSOS - ON-LINE EM TEMPO REAL.
Patent PT-115361-A (PT)
Title: Composições e métodos para impressão em 3d de matrizes fibrosas com propriedades antimicrobianas incorporando óxido de grafeno e poli (e-caprolactona)
Inventor: SOFIA FERREIRA MELO
IPC: B33Y80/00
Filed: 2019-03-12
Abstract: A PRESENTE INVENÇÃO REFERE-SE AOS PARÂMETROS DE UMA COMPOSIÇÃO DE POLI (E-CAPROLACTONA) ¿ PLC ¿ E ÓXIDO DE GRAFENO (GO) PARA USO NA ELIMINAÇÃO DE BACTÉRIAS QUE CAUSAM INFEÇÕES EM PACIENTES IMPLANTADOS COM DISPOSITIVOS MÉDICOS, POR EXEMPLO STAPHYLOCOCCUS EPIDERMIDIS E ESCHERICHIA COLI. A PRESENTE INVENÇÃO REFERE-SE TAMBÉM A UM MÉTODO DE CONSTRUÇÃO DE FIBRAS DE PLC/GO E DE MATRIZES FIBROSAS ATRAVÉS DE FABRICO ADITIVO E EXTRUSÃO HÚMIDA, UTILIZANDO A COMPOSIÇÃO DA PRESENTE INVENÇÃO E, POR EXEMPLO, IMPRESSÃO EM 3D. O REFERIDO MÉTODO E COMPOSIÇÕES PODEM SER DESENVOLVIDOS PARA PRODUZIR UMA MATRIZ FIBROSA EM QUE AS CONCENTRAÇÕES DE PLC/GO E O DIÂMETRO DA FIBRA SÃO TAIS QUE AS LÂMINAS DE GO SÃO INCORPORADAS, MAS AO MESMO TEMPO EXPOSTAS NA SUPERFÍCIE DO POLÍMERO, CONFERINDO PROPRIEDADES BACTERICIDAS AO MATERIAL, MANTENDO A SUA BIOCOMPATIBILIDADE. COMO TAL, A PRESENTE INVENÇÃO DIZ AINDA RESPEITO A UMA MATRIZ BACTERICIDA FIBROSA DE PLC/GO E AOS DISPOSITIVOS MÉDICOS IMPLANTADOS QUE COMPREENDEM ESSA MATIZ. A COMPOSIÇÃO, MÉTODO, MATRIZ E DISPOSITIVOS MÉDICOS DA PRESENTE INVENÇÃO PODEM SER UTILIZADOS DE FORMA VANTAJOSA PARA OBTER MATRIZES DE PLC/GO E DISPOSITIVOS MÉDICOS COM PROPRIEDADES BACTERICIDAS QUE TENHAM UM RISCO REDUZIDO DE INFEÇÕES ASSOCIADAS A IMPLANTES.
Patent RU-94020110-A (RU)
Inventor: DEREVJAGIN V N
IPC: C25C3/06
Filed: 1994-05-31
Abstract: FIELD: electrolytic production of aluminium from cryolite- alumina melts. SUBSTANCE: upper part of interblock or periphery joint, preliminarily filled with alumina, is impregnated with fused cryolite or electrolyte. EFFECT: improved grade of produced aluminium, enhanced service life of electrolyzer, reduced consumption of electric power, perfected method of mounting of electrolyzer cathode unit. 1 dwg, 2 tbl
Patent RU-94021643-A (RU)
Inventor: LJUDOVIKUS LEONARDUS GERARDUS JAKOBS
IPC: C01B32/40
Filed: 1994-06-17
Abstract: FIELD: chemical technology. SUBSTANCE: method of hydrocarbon raw oxidation involves the contacting parental hydrocarbon raw with oxygen-containing gas under increased pressure and temperature, at least, at 950 C with catalyst. Catalyst has rhodium, iridium or ruthenium as catalytically active metal. EFFECT: enhanced effectiveness of method.
Patent RU-94036674-A (RU)
Inventor: RIDER K F
IPC: F23N1/02
Filed: 1994-09-29
Abstract: FIELD: manufacture of steam generators. SUBSTANCE: temperature of metal of heating surface is reduced through reduction of temperature of combustible products due to incomplete combustion in furnace which takes place due to incomplete combustion of fuel at air excess coefficients ranging from 0.75 to 0.85 followed by after-burning of fuel before convective heating surfaces or due to injection of water or recirculation of combustion products to boiler furnace or by combination of all these methods. EFFECT: enhanced efficiency. 4 cl, 1 dwg
Patent RU-94037652-A (RU)
Inventor: TRUSKOVSKIJ V I
IPC: B22F3/03
Filed: 1994-10-06
Abstract: FIELD: plastic working of materials, in particular, pressing of thin plates from hard alloys, ferrites and other ceramic materials. SUBSTANCE: compression mold has lower punch 5, punch drive formed as wedge-shaped fork 2 embracing central core 8, which is provided with mechanism 3 for moving core 8 in horizontal plane. Upper inclined surface of wedge-shaped fork 2 abuts against beveled lower end of lower punch 5 and base is in contact with surface of plate 1. EFFECT: increased efficiency, reduced labour intensity, enhanced reliability in operation and improved adjustment precision.
Patent RU-94039005-A (RU)
Inventor: KOMOLIKOV JU I
IPC: B44B11/00
Filed: 1994-11-10
Abstract: FIELD: tool for realization of decorating works, surgical operations, etc. SUBSTANCE: blade and handle of tool are made of oxide ceramics based on zirconium dioxide or mixture of zirconium dioxide and aluminum oxide with dosed additions of yttrium and magnesium. EFFECT: improved tool quality.
Patent RU-94044832-A (RU)
Inventor: NOVOGRUDSKIJ O E
IPC: E02B17/00
Filed: 1994-12-27
Abstract: FIELD: construction of stationary platforms for petroleum and gas production on shelf of freezing seas. SUBSTANCE: supporting unit 1 is made up of cylindrical head-piece with expanding tapered upper part which supports upper structure 4 of icebreaker assembled of upper and lower tapered sections interconnected by their large bases, and pedestal. Supporting unit 1 is fastened to ground bed 9 by means of piles 10 and it interacts with hummock 11. Upper section of icebreaker is provided with inner lagging 20 which is connected by vertical and horizontal partitions with outer lagging of upper section. Include angle $$$ of generating line of outer cladding as to horizontal plane is less than incline angle $$$ of generating line of inner cladding with respect to same plane. Lower section of icebreaker has inner cladding connected by vertical partitions with outer cladding 27 of lower section. Generating line of inner cladding of icebreaker upper section, also generating line of inner cladding of icebreaker lower section and generating line of outer cladding of pedestal tapered sheathing lie on common straight line. EFFECT: high efficiency. 5 cl, 21 dwg
Patent RU-94045000-A (RU)
Inventor: REVAZJAN T M
IPC: E01H5/06
Filed: 1994-12-23
Abstract: FIELD: motor road cleaning and maintenance vehicles. SUBSTANCE: device has base chassis 1 and cleaning attachment 3 with mouldboard and pushing frame mounted on frame 2. Attachment 3 is located within limits of wheel-mounted base chassis under its frame and perpendicular to longitudinal axis of chassis. Pushing frame is mounted in movable frame and is provided with guide members which interact with guide members of movable frame through pairs of supporting roller. Movable frame includes brackets connected by levers with brackets secured on frame 2. Movable frame can be displaced in vertical plane by means hydraulic cylinder mounted in bracket attached to frame 2. Rod of hydraulic cylinder is connected with frame. Movement of pushing frame relative to movable frame is effected by hydraulic cylinder. Hydraulic cylinders are operated by levers 17, 18 of hydraulic control valve which is integral with base chassis hydraulic system. EFFECT: high efficiency. 1 dwg
Patent RU-94045818-A (RU)
Inventor: KU KI-VUNG
IPC: H04M3/00
Filed: 1994-12-14
Abstract: FIELD: radio engineering. SUBSTANCE: present invention is related to method of establishment of connection between remote commutators and main switching station and between remote commutators. Invention may provide good level of communication services in case of usage of small number of communication channels with remote commutator thanks to reduced number of interlocks in main switching station. In addition in given invention there are used virtual connection channels which increases efficiency of communication channels and enhances number of channels suitable for use by connection of channel of remote commutator to channel of spatial commutator of main switching station discordant to it without insertion of any additional commutation device due to formation of virtual connection channel and usage of multiple search of communication channel. EFFECT: increased efficiency and reliability of communication.
Patent RU-95100679-A (RU)
Inventor: EVSTJUNICHEV N I
IPC: B08B1/04
Filed: 1995-01-17
Abstract: FIELD: street-cleaning machinery. SUBSTANCE: working member has horizontally located brush which is kinematically connected with rotation drive unit. Brush has central rod with bristle secured on it. Mounted on rod are radially oriented flexible blades, and bristle is located in intervals between blades in the form of grouped rows parallel to blades. Rod takes the form of multiside prism. Blades and bristle are removable. EFFECT: high efficiency.
Patent RU-95101362-A (RU)
Inventor: ARTEMOV N S
IPC: G01R27/22
Filed: 1995-01-31
Abstract: FIELD: analytical equipment, mainly devices measuring physico-chemical parameters of liquid and loose media by conductance-measuring method, monitoring of technological processes in electron, chemical and other branches of industry, environmental control. SUBSTANCE: device measuring specific electric conductance of liquid and loose media is composed of pickup of specific electric conductance incorporating case, inlet and outlet branch pipes to feed and discharge measured medium, measuring electrode, mobile electrode with nonconductive section and position indicator, temperature-sensitive resistor; secondary device incorporating specific electric conductance-frequency-voltage converter connected to electrode and case, temperature-voltage converter connected to temperature-sensitive resistor, adder connected to outputs of converters, voltage to current converter connected to output of adder; power supply source connected to converters and adder incorporated in secondary device. EFFECT: simplified design, enhanced functional reliability and stability.
Patent RU-95103375-A (RU)
Inventor: BURKIN S P
IPC: B21K1/72
Filed: 1995-03-07
Abstract: FIELD: manufacture of hardware such as rail spikes, anticreepers by hot upsetting method. SUBSTANCE: line has feeding, main heating, deforming and forging devices. Main heating device is positioned between deforming and forging devices and made in the form of through-type flame-contact furnace. Auxiliary heating device is positioned between feeding and deforming devices and connected with main heating device through gas conduit. Feeding device has shelf and drive rollers. Distance between deforming and forging devices is 1.1-1.5 the length of shelf. Auxiliary feeding mechanisms are positioned in front of and behind main heating device. EFFECT: increased efficiency, wider operational capabilities and simplified construction.
Patent RU-95105199-A (RU)
Inventor: SUDAREVA N G
IPC: C08L97/02
Filed: 1995-04-05
Abstract: FIELD: furniture industry. SUBSTANCE: composite material comprises alumochromophosphate binder, carbamide, carbamidoformaldehyde resin, organosilicon product, paraffin, wood chip filler, aqueous ammonia solution, the ratio of components being as follows (wt%): 8.0-12.0 alumochromophosphate binder; 2.0-3.0 carbamide; 3.0-8.0 carbamidoformaldehyde resin; 0-2.5 organosilicon product; 0.3-0.6 paraffin; 18.0-25.0 water; the wood chip filler balance; 0.1% of the amount of resin. The claimed material is distinguished from analogues in that the process of treating wood chip with binder is carried out simultaneously with the process for preparing binder itself by introducing alumochromophosphate binder and emulsion from organosilicon product and paraffin into wood chip stirring apparatus. EFFECT: improved water resistance.
Patent RU-95107446-A (RU)
Inventor: FROLOV A G
IPC: A61G5/02
Filed: 1995-05-12
Abstract: FIELD: medicine; carriages for disabled persons. SUBSTANCE: proposed invalid chair has bearing framework 1 in form of spatial truss whose rods 8 and 9 operate for extension and compression. Rods are installed in side checks 2 and 5 of driving wheels 4 and idling wheels 7. Armchair with seat (11,12,13) is fastened on framework 1. EFFECT: provision of movement of disabled person on his own. 11 dwg
Patent RU-95110824-A (RU)
Inventor: TSYPIN V M
IPC: B63J2/14
Filed: 1995-06-26
Abstract: FIELD: cooling systems of internal combustion engines. SUBSTANCE: intake pipe, pressure manifold and pump are located in bilge. Water from pressure pipe is delivered to manifold which is provided with branches made in from of nozzle with end located at distance from shell plating equal to 0.6-0.8 of inner diameter of nozzle. Cooled water flowing off shell plating enters the intake pipe. EFFECT: enhanced efficiency. 2 cl, 2 dwg
Patent RU-95112730-A (RU)
Inventor: GERASIMOV N I
IPC: B63B73/43
Filed: 1995-07-19
Abstract: FIELD: marine engineering and other industries. SUBSTANCE: method provides for use of tracking system to check all changes which occur in course of welding. System operates on principle of continuous equalizing of assembly units on balancing devices which are made in form of system of plungers entering each other. EFFECT: improved quality of welded joint.
Patent TW-200408293-A (TW)
Title: Application of magnesium-lithium alloy on the speaker membrance
Inventor: WANG JIAN-YIH
Filed: 2002-11-11
Abstract: Disclosed is a magnesium-lithium alloy with extendibility, having a density that is the lowest among the standard metals, and a high damping property that is superior over the metal materials (with an attenuation coefficient of about 50%), such that it is particularly suitable for application to speaker vibration membranes. According to this invention, upon subjecting the speaker vibration membranes made by the magnesium-lithium alloy of this invention to acoustic testing including SPL curves of different frequencies and qualitative analysis, it is proven that the magnesium-lithium alloy of this invention is very suitable for the application to the speaker vibration membranes.
Patent TW-200301030-A (TW)
Title: Connector having a shielding shell provided with a locking portion
Inventor: MASUMOTO TOSHIO
IPC: H01R13/639
Filed: 2002-11-28
Abstract: A connector (11) has a locking portion (13b) for locking a connected state in which the connector is connected to a mating connector (1). The locking portion is integral with a conductive shielding shell (13) covering an insulator housing (12) holding a conductive contact (14a). The housing has a guide portion (12a) for guiding the mating connector when it is connected. The locking portion is formed at a position corresponding to the guide portion.
Patent TW-200412191-A (TW)
Title: Manufacturing method of organic light emitting diode for reducing reflection of external light
Inventor: KE CHUNG-WEN
IPC: H01L51/52
Filed: 2002-12-25
Abstract: The present invention discloses a manufacturing method of organic light emitting diode for reducing reflection of external light, which comprises: first forming a metal reflective layer on a substrate; next, sequentially forming a transparent anode electrode, an organic layer, a semi-transparent electron injection cathode layer, and a buffer layer; and forming a transparent electrode on the buffer layer. Light emitted from outside generates a phase difference of 180 degrees between a first reflective light reflected from the semi-transparent electron injection cathode layer and a second reflective light reflected from the metal reflective layer to cause a destructive interference by adjusting the thickness of the organic layer and the transparent anode electrode. Accordingly, it is able to reduce reflection of external light and increase the contrast of display without increasing extra processing structure.
Patent TW-200411854-A (TW)
Title: Semiconductor chip package and method for the same
Inventor: TAO SU
IPC: H01L23/31
Filed: 2002-12-31
Abstract: A method for manufacturing semiconductor chip packages includes the following steps. First, a substrate is provided. Subsequently, many chips are assembled onto the substrate and are electrically connected therewith. Next, a stiffener is assembled onto the substrate and the stiffener has a top surface and a bottom surface facing the substrate. Next, a molding compound is formed to cover the semiconductor chip, the substrate, the top surface of the stiffener and the bottom surface of the stiffener. Afterwards, the molding compound, the substrate and the stiffener are cut for performing a singulation step.
Patent TW-200416424-A (TW)
Title: Multi-function shatter-proof safety eyewear glass lens
Inventor: CHEN YAU-MING
Filed: 2003-02-18
Abstract: The present invention relates to a multi-function shatter-proof safety glass lens, characterized in two optically ground and polished glass lens components with center thickness of 0.5mm~1.5mm are hardened by potassium ion penetration, and then add adhesive to be laminated with a layer of break-resistant polymer thin film in between to form shatter-proof lens.
Patent TW-200402243-A (TW)
Title: Lighting apparatus with flexible OLED area illumination light source and fixture
Inventor: COK RONALD STEVEN
IPC: H05B33/00
Filed: 2003-04-08
Abstract: Lighting apparatus includes a solid-state area illumination light source, having: a planar flexible substrate, a flexible organic light emitting diode (OLED) layer deposited on the flexible substrate, the organic light emitting diode layer including first and second electrodes for providing electrical power to the OLED layer, a flexible encapsulating cover covering the OLED layer, and first and second conductors electrically connected to the first and second electrodes, and extending beyond the encapsulating cover for making electrical contact to the first and second electrodes by an external power source, whereby the light source may be stored in a space saving planar configuration; and a lighting fixture for removably receiving and holding the light source in a curved 3 dimensional configuration, the lighting fixture including a support for holding the light source in the curved configuration and contacts for providing electrical contact between said first and second conductors and an external power source.
Patent TW-200305699-A (TW)
Title: Wet processing bath and fluid supplying system for liquid crystal display manufacturing equipment
Inventor: PARK YONG-SEOK
IPC: F17D1/00
Filed: 2003-04-10
Abstract: A fluid supplying system for LCD manufacturing equipment and a wet processing bath therefor are provided. The fluid supplying system includes a bath united with storage tank in which a fluid collection bath is united with a storage tank. The storage tank having a small size is individually provided to each bath. Further, the body of the wet processing bath is made of a durable material with a chemical resistive material coated thereon. Therefore, the wet processing unit can be widely used regardless of the different types of chemical fluid.
Patent TW-200308168-A (TW)
Title: Method and system for protecting video data
Inventor: ENG STEVE
IPC: H04N7/16
Filed: 2003-04-23
Abstract: A key protected data stream and an encryption key are received at a gateway device. The gateway device unprotects the data stream based upon the encryption key. The unprotected received data is modified by the gateway to generate a modified data. The modified data is protected based upon the encryption key to generate a key protected modified data. The gateway then transmits the key protected modified data to one or more clients along with the encryption key.
Patent TW-200506058-A (TW)
Title: Method for culturing organic blue-green algae
Inventor: Que zhuang-qun
IPC: C12N5/04
Filed: 2003-08-14
Abstract: The present invention relates to a method for culturing blue-green algae, comprising the steps of obtaining desired algae species, inoculating the culture medium and carrying out mass culture, and characterized in which said culture medium contains fermented and aerated high-nitrogen organic substance and has a pH of 8 or higher, and is free of inorganic salts, such as carbonate or hydrogen carbonate.
Patent TW-200406262-A (TW)
Title: High pressure ball and valve seat
Inventor: ALEXANDER KEVIN L
IPC: B05B1/30
Filed: 2003-08-28
Abstract: A system for dispensing coating material includes a source of coating material to be dispensed and a device for dispensing the coating material. The coating material is provided from the source under pressure to the device. The device includes a body having a passageway therethrough. A valve includes a valve seat provided in the passageway and a valve member for engaging the valve seat to close the valve and moving away from the valve seat to pen the valve. In one embodiment, the valve seat and valve member are so dimensioned that when the valve member is against the valve seat, a portion of the valve member facing the valve seat is exposed to the pressurized coating material. In another, the valve seat, a downstream-most portion of the valve member, and a shoulder on the valve member are so dimensioned that the shoulder isolates the downstream-most portion from the liquid under pressure when the downstream-most portion is against the valve seat. In yet another, the valve seat and downstream-most portion are so dimensioned that when the downstream-most portion is against the valve seat, the downstream-most portion is not exposed to the pressurized coating material.
Patent TW-200510908-A (TW)
Title: Fan structure and heat dissipation device for projector incorporating the same
Inventor: LIN CHIA-JUI
IPC: F21V29/02
Filed: 2003-09-05
Abstract: A fan structure includes a base, a fan blade and a fan frame. The fan blade used for inducing an airflow from an intake side to an exhaust side is pivoted on the base, and the fan frame is mounted on the base to accommodate the fan blade. A first region enclosed by one end of the fan frame at the intake side is larger than a second region enclosed by the other end of it at the exhaust side.