baber/WOPTO huggingface dataset:
Patent MY-115535-A (MY)
Title: Pharmaceutical controlled release tablets containing a carrier made of cross-linked amylose and hydroxypropylmethylcellulose
Inventor: CHOUINARD FRANCOIS
IPC: A61K47/38
Filed: 1997-04-10
Abstract: DISCLOSED IS A PHARMACEUTICAL CONTROLLED RELEASE TABLET CONTAINING AN ACTIVE INGREDIENT IN COMBINATION WITH A CARRIER MADE OF CROSS-LINKED AMYLOSE IN WHICH HYDROXYMETHYLPROPYLCELLULOSE (HPMC) WITH A VISCOSITY HIGHER THAN OR EQUAL TO 4000 CPS IS ADDED AS AN ADJUVANT. THE ADDITION OF HPMC TO THE TABLET PERMITS TO CONTROL THE EFFECT OF ENZYMES, AND MORE PARTICULAR ALPHA-AMYLASE PRESENT IN THE INTESTINAL MEDIUM, ON THE CROSS-LINKED AMYLOSE USED AS A CARRIER, AND THUS TO REDUCE THE DEPENDENCE OF THE KINETICS OF RELEASE UPON THE CONCENTRATION OF ENZYMES PRESENT IN THE MEDIUM.
Patent MY-116418-A (MY)
Title: Recording apparatus, reproducing apparatus and optical recording medium
Inventor: INAZAWA YOSHIZUMI
IPC: H04N7/167
Filed: 1998-03-18
Abstract: A RECORDING APPARATUS (30) FOR MODULATING A MASTER KEY (KM) USED FOR ENCRYPTING MAIN DATA (DL) IN A PITWIDTH DIRECTION BY CHANGING A LIGHT AMOUNT OF A LASER BEAM (28) TO THEN RECORD IT ON AN OPTICAL RECORDING MEDIUM (23) AND RECORDS THE MAIN DATA (DL) ENCRYPTED BY USING THE MASTER KEY (KM) WITH CORRECTING THE MAIN DATA SO AS TO HAVE A CERTAIN PIT WIDTH AND A PIT LENGTH SO THAT A JITTER RESULTING IN INTERSYMBOL INTERFERENCE OF ADJACENT PITS SHOULD BE REDUCED. A REPRODUCING APPARATUS FOR REPRODUCING THE RECORDED OPTICAL RECORDING MEDIUM (23), AND TO THEREBY PREVENT AN OPTICAL RECORDING MEDIUM (23) FROM BEING DUPLICATED BY AN ILLEGAL COPY.
Patent MY-129528-A (MY)
Title: Electrical circuit breaker
Inventor: HALL WILLIAM BEWICK DR
IPC: H01H33/915
Filed: 1998-12-17
Abstract: AN ELECTRICAL CIRCUIT BREAKER (10) COMPRISES AN ENCLOSURE (12) FILLED WITH AN INSULATING FLUID. WITHIN THE ENCLOSURE (12) IS A PAIR OF OPPOSING CONTACTS (14 & 16) ONE OF WHICH IS FIXED AND THE OTHER MOVES AXIALLY RELATIVE THERETO. WHEN THE CONTACTS (14 & 16) ARE SEPARATED AN ARC IS DRAWN BETWEEN THEM. THE ARC IS ROTATED BY A MAGNETIC FIELD GENERATED BY COIL (18). A SHIELD (20) PREVENTS THE ARC SHORT CIRCUITING THE COIL (18) BUT ALSO TRAPS IONISED GAS PARTICLES AND METALLIC VAPOURS. TO PREVENT THE IONISED GAS AND VAPOURS BUILDING UP A FLOW OF PURGING GAS IS DIRECTED THROUGH CHANNELS (26 & 28) TO REGION A. THE PURGING FLOW OF GAS FLUSHES OUT THIS REGION TO PREVENT RE-ESTABLISHMENT OF THE ARC. THE MOST ILLUSTRATIVE DRAWING IS
Patent MY-117586-A (MY)
Title: Adhesive composition and adhesive sheet
Inventor: SUGINO TAKASHI
IPC: C09J7/38
Filed: 1999-07-02
Abstract: AN ADHESIVE COMPOSITION COMPRISING A PRESURE SENSITIVE COMPONENT (A), A THERMOPLASTIC ADHESIVE COMPONENT (B) AND A COMPOUND (C) OBTAINED BY ADDTION/CONDENSATION REACTION OF A POLYSILOXANE OLIGOMER WITH A SILANE COUPLING AGENT. THIS COMPOSITION IS EXCELLENT IN STORAGE STABILITY AND CAN BOND METALS, ETC. WITH LARGE BONDING STRENGTH. FURTHER, SHEETING THEREOF EBANLES SIMPLIFYING BONDING STEPS.
Patent MY-118956-A (MY)
Title: Dispersion of fine porous inorganic oxide particles and processes for preparing same
Inventor: PRYOR JAMES NEIL
IPC: B01F3/12
Filed: 1999-07-07
Abstract: A DISPERSION COMPRISING FINE POROUS INORGANIC PARTICLES, E.G., SILICA GEL PARTICLES PARTICLES HAVE A POROSITY AFTER DRIYING IN WHICH AT LEAST ABOUT 0.50cc/g OF PORE VOLUME IS FROM PORES HAVING A PORE SIZE OF 600A OR LESS AS DETERMINED BY NITROGEN POROSIMETRY. EMBODIMENTS PREPARED FROM SILICA GEL HAVE POROSITY AFTER DRYING IN WHICH AT LEAST ABOUT 0.7cc/g OF PORE VOLUME IS FROM PORES HAVING A DIAMETER OF 600A OR SMALLER. THE PARTICLES OF THE DISPERSION ALSO CAN BE DESCRIBED AS HAVING VISCOSITY DERIVED PORE VOLUME OF AT LEAST ABOUT 0.5g/cc . THE DISPERSION IS PREPARED BY FORMING A DISPERSION FROM INORGANIOC OXIDES HAVING SUFFICIENT RIGID STRUCTURE TO MAINTAIN POROSITY AFTER MILLING AND DRYING. AFTER THE INORGANIC OXIDE IS SELECETED, IT IS MILLED TO HAVE A MEDIAN PARTICLE SIZE OF 0.05 TO ABOUT 3 MICRONS. IN EMBODIMENTS IN WHICH STABLE DISPERSIONS OF FINE POROUS PARTICLES ARE DESIRED WITHOUT THE ADDITION OF SUBSTANTIAL AMOUNTS OF DISPERSANT, OR DISPERSIONS HAVING A MEDIAN PARTICLE SIZE LESS THAN ONE MICRON ARE DESIRED, THE DISPERSION IS CREATED BY, FOR EXMPLE, CENTRIFUGING THE MILLED SLURRY TO OBTAIN A SETTLED PHASE AND A SUPERNATANT PHASE IN WHICH THE MEDIAN PARTICLE SIZE IS IN THE RANGE OF 0.05 TO ABOUT 1 MICRON. THE SUPERNATANT PHASE IS THEN SEPARATED FROM THE SETTLED PHASE TO CREATE THE FINAL PRODUCT.
Patent MY-122358-A (MY)
Title: Recording medium having spare area for defect management and information on defect management, and method of allocating spare area and method of managing defects
Inventor: KO JUNG-WAN
IPC: G11B20/12
Filed: 1999-11-09
Abstract: A RECORDING MEDIUM HAVING A SPARE AREA FOR DEFECT MANAGEMENT AND THE MANAGEMENT INFORMATION OF THE SPARE AREA, A SPARE AREA ALLOCATION METHOD, AND A DEFECT MANAGEMENT METHOD, ARE PROVIDED. WHEN A PRIMARY SPARE AREA ALLOCATED FOR SLIPPING REPLACEMENT AND LINEAR REPLACEMENT UPON INITIALIZATION, AND A SPARE AREA ALLOCATED FOR LINEAR REPLACEMENT AFTER INITIALIZATION ARE INSUFFICIENT, A SUPPLEMENTARY SPARE AREA IS ALLOCATED. THE SIZES OF THE PRIMARY AND SUPPLEMENTARY SPARE AREAS ARE DETERMINED BY THE NUMBER OF DEFECTS GENERATED UPON INITIALIZATION. THE INFORMATION ON THE SIZES OF THE SPARE AREAS, AND THE REMAINDER STATE INFORMATION REPRESENTING THE DEGREE OF USE OF THE SPARE AREAS, ARE RECORDED, SO THAT THE SPARE AREAS CAN BE EFFICIENTLY MANAGED. ALSO, IN THE DEFECT MANAGEMENT METHOD, WHEN AN AREA THAT HAS ALREADY BEEN LINEARLY REPLACED IS ALLOCATED AS A SUPPLEMENTARY SPARE AREA, DEFECTIVE BLOCKS WITHIN THE ALLOCATED SUPPLEMENTARY SPARE AREA ARE NOT USED FOR LINEAR REPLACEMENT, AND THE ENTRIES OF A SECONDARY DEFECT LIST (SDL) WITH RESPECT TO THE DEFECTIVE BLOCKS ARE NOT CHANGED.
Patent NI-201000083-A (NI)
Title: Tratamiento de cáncer de mama con un compuesto de 4 - iodo - 3 - nitrobenzamida en combinación con agentes anti-tumorales.
Inventor: Barry m sherman
IPC: A61P35/00
Filed: 2010-05-11
Abstract: En un aspecto, la presente invención proporciona un método para tratar el cáncer de mama que es negativo para al menos uno de ER, PR, o HER2, que comprende administrar a un sujeto al menos un inhibidor de PARP. En otro aspecto, la presente invención proporciona un método para tratar el cáncer de mama, que comprende administrar a un sujeto al menos un inhibidor de PARP en combinación con al menos un agente anti-tumoral.
Patent NI-201100173-A (NI)
Title: Inhibidor de la map cinasa p38
Inventor: KAZUHIRO ITO
IPC: A61K31/415
Filed: 2011-09-30
Abstract: La presente invención se refiere a un compuesto de la Fórmula (I): o una sal farmacéuticamente aceptable del mismo, incluyendo todos los estereoisómeros y tautómeros, que es un inhibidor de las enzimas de proteína cinasa activadas por mitógeno p38 (en adelante se mencionan como inhibidores de la MAP cinasa p38), en particular sus subtipos de alfa y gamma cinasa, y su uso en terapia, incluyendo en combinaciones farmacéuticas, especialmente en el tratamiento de enfermedades inflamatorias, incluyendo las enfermedades inflamatorias del pulmón, como la EPOC.
Patent NI-201100182-A (NI)
Title: Anticuerpos específicos para cadherina - 17
Inventor: CHRISTIAN ROHLFF
IPC: C07K16/28
Filed: 2011-10-19
Abstract: La presente invención provee anticuerpos, incluyendo anticuerpos monoclonales aislados, que se unen específicamente a Cadherina - 17 con alta afinidad. También se proporcionan moléculas de ácido nucléico que codifican a anticuerpos de Cadherina - 17, vectores de expresión , células hospederas y métodos para expresar los anticuerpos de Cadherina - 17. También se proporcionan moléculas biespecíficas composiciones farmacéuticas que comprenden los anticuerpos de Cadherina - 17. Se describen métodos para detectar Cadherina - 17 así como métodos de tratamiento de varios cánceres, incluyendo cáncer colorrectal.
Patent NI-201100202-A (NI)
Title: Botella de material plástico
Inventor: CAROLINE FONTANA
IPC: B65D1/02
Filed: 2011-11-14
Abstract: Un envase plano de peso liviano tal como una botella formada por un material plástico elásticamente deformable y que tiene un sistema portador de cargas escalonado que incluye superficies portadoras de carga primarias y secundarias. La botella incluye dos lados anchos opuestos y dos lados angostos opuestos sobre los cuales pueden estar dispuestas las superficies portadoras de carga. Se provee una base que en algunas formas de realización sobresale más allá de los lados angostos. Durante el procesamiento de las botellas sobre una transportadora de una línea de llenado, las superficies portadoras primarias de carga que hacen juego, dispuestas sobre botellas adyacentes, entran inicialmente en contacto y empiezan a deformarse bajo las fuerzas de contacto. Seguidamente las superficies secundarias portadoras de carga que hacen en juego entran en contacto de manera de mejor distribuir las fuerzas de contacto y de controlar la deformación de las botellas para que quede por debajo del límite elástico del material plástico, de manera de evitar que las botellas se deformen plásticamente o se dañen por agrietado cuando desaparecen las fuerzas de contacto. También se provee un método para procesar botellas.
Patent NI-201600071-A (NI)
Title: Compuestos de inhibidor de autotaxina
Inventor: JOHN HOWARD HUTCHINSON
IPC: C07D403/14
Filed: 2016-05-20
Abstract: Se describen compuestos que son inhibidores de autotaxina, métodos para elaborar dichos compuestos, composiciones farmacéuticas y medicamentos que comprenden dichos compuestos, y métodos para utilizar dichos compuestos en el tratamiento de afecciones, enfermedades, o trastornos asociados con actividad autotaxina.
Patent RS-20080112-A (RS)
Title: Modulators of metabolism and the treatment of disorders related thereto
Inventor: JONES ROBERT M
IPC: C07D401/14
Filed: 2006-09-14
Abstract: The present invention relates to 4-[5-methyl-6-(2-methyl-pyridin-3-yloxy)-pyrimidin-4-yloxy]-piperidine-1-carboxylic acid isopropyl ester, pharmaceutically acceptable salts, solvates and hydrates thereof that are modulators of glucose metabolism. Accordingly, compounds of the present invention are useful in the treatment of metabolic-related disorders and complications thereof, such as, diabetes and obesity.
Patent RS-20090192-A (RS)
Title: Meat steak forming machine
Inventor: KAPOR MLADEN
IPC: A22C7/00
Filed: 2009-04-23
Abstract: Invention herewith described refers to the device for forming meat steaks that can be done manually or by a machine. For manual operation, the drive is accomplished by turning the handle (8), and for machine operation, the machine is driven by the electric motor (220V/12V, 50Hz). In manual mode it is possible to form 12 to 15 steaks per minute, while in the mechanical mode it is possible to form a minimum of 15 steaks per minute. The rollers (3, 4) for steak forming can be spaced from the starting position up to 10 mm depending on the required thickness of steaks. The parts of the device for the steak forming are the following: the body (casing) with the dozer and the bracket for mounting on the desktop, the side cover (2), a pair of toothed rollers (3, 4), a pair of gears (5), handles for manual operation (8, 10). This device can be manufactured in various sizes and of various materials used in the production of household utensils.
Patent RS-20110067-A (RS)
Title: Sinergistic herbicidal agents
Inventor: BIERINGER HERMANN
IPC: A01N43/80
Filed: 2002-11-25
Abstract: Invention herewith described refers to the herbicidal agent containing: A)	2 - [chlor-3-(2,2,2 -trifluorotoxymethyl)-4-c methyl-sulphonyl- benzoyl] cyclohexane-l,3-dione andB)	 terbuthylazineeffective against monocotyledonous and/or dycotyledonous pathogenic plants. These agents have a better effect than the individually applied herbicides.
Patent SI-21076-A (SI)
Title: Nucleoside analogs with carboxamidine modified monocyclic base
Inventor: TAM ROBERT
IPC: A61P25/28
Filed: 2001-02-15
Abstract: Novel nucleoside analog compounds are disclosed. The novel compounds or pharmaceutically acceptable esters or salts thereof may be used in pharmaceutical compositions, and such compositions may be used to treat an infection, an infestation, a neoplasm, or an autoimmune disease. The novel compounds may also be used to modulate aspects of the immune system, including modulation of Type 1 and Type 2 activity.
Patent SI-20901-A (SI)
Title: Optimized wheat flour
Inventor: PRITSCHER HERBERT
IPC: A21D2/32
Filed: 2001-01-10
Abstract: By using various types of wheat it is possible to obtain a high-baking performance ground wheat. Said optimized wheat flour is suitable for producing high quality wheat biscuits and pastry made with yeast .
Patent SI-21490-A (SI)
Title: Foothold for footwear
Inventor: SIVAVEC ALBIN
IPC: A47G29/00
Filed: 2004-01-14
Abstract: A foothold for footwear is solving the problem of putting on and taking off footwear to persons who bend down more difficultly and has a simple structure at the same time. A pivot (3) is mounted to a basic plate (1) which is to be fixed onto a wall and an arm (4) with a pedal (5) is attached to it. The pedal (5) is sliding to the left and to the right along the semicircular support (2) and snaps into its notch only.
Patent SI-23877-A (SI)
Inventor: DREN NIKO
IPC: D06F39/00
Filed: 2011-08-29
Abstract: Predloženi izum se nanaša na pritrditev ohišja filtra pralnega stroja, pri čemer omenjeno ohišje obsega približno valjasto telo (1) s sprednjo odprtino (2) za sprejem vložka filtra, odzadnjo odprtino (3) za pritrditev motorja črpalke in cevnima nastavkoma (4, 5) za pritrditev dovodne oz. odvodne cevi za vodo, pri čemer je omenjena sprednja odprtina (2) smotrno zasnovana z notranjim navojem (6) in je ohišje filtra na svoji spodnji strani zasnovano z držalno štrlino (7), ki je predvidena za sodelovanje z izrezom (8) v spodnjem odseku prednje stene (9) pralnega stroja. Po predloženem izumu je predvideno, da je omenjeno ohišje filtra v območju omenjene sprednje odprtine (2) zasnovano s prirobnico (10), ki vsaj deloma obdaja omenjeno odprtino (2). Omenjena prednja stena (9) je dalje zasnovana z izrezom (14) in z ušesoma (16, 17), ki sta predvidena za sodelovanje z omenjeno prirobnico (10).
Patent TW-201202972-A (TW)
Title: Collecting community feedback for collaborative document development
Inventor: BOWEN NICHOLAS S
IPC: G06F17/30
Filed: 2011-01-05
Abstract: A Web based community feedback collection tool. The Web based community feedback collection tool is programmed to establish the linkage between the traditional document editing tools (e.g., MS Word, Powerpoint) and a Web based community feedback collection tool. A writer could get the summarized feedback generated from Reader/Web community directly when they open the document through the traditional document editing tool. The reader could provide feedback directly as well when they read the document through the document editing tool.
Patent TW-201230613-A (TW)
Title: Backup power system operating according to load
Inventor: SHIH TSUN-TE
IPC: H02J9/06
Filed: 2011-01-12
Abstract: Disclosed is a backup power system operating according to the load, which is a backup power system including a power backboard and a plurality of power supplies electrically connected to a plurality of input ports of the power backboard. The power backboard has the plurality of input ports for the electrical connection of at least one load. Each of the power supply has an on/off control end for receiving an on/off signal to determine the on/off state. The power backboard further includes a power management unit which can detect the number of loads being activated. The power management unit includes a plurality of on/off signal ends electrically connected with the plural on/off control ends, wherein the power management unit determines the number of the on/off signal ends for outputting the on/off signals in light of the number of activated loads.
Patent TW-201230414-A (TW)
Title: Light emitting diode package
Inventor: FANG JUNG-HSI
IPC: H01L33/58
Filed: 2011-01-12
Abstract: A light emitting diode package includes a base, a chip mounted on the base, and an encapsulant layer encapsulating the chip. The encapsulant layer has a light exit face for light generated from the chip transmitting through. A plurality of microstructures are formed on the light exit face. Distribution of the microstructures has at least one of the following rules: a density of the microstructures is inversely proportional to a light intensity of the light at the light exit face; a size of the microstructures is inversely proportional to the light intensity of the light at the light exit face.
Patent TW-201205793-A (TW)
Title: Apparatus including a back side illuminated image sensor device and fabrication method of image sensor devices
Inventor: CHEN SZU-YING
IPC: H01L27/146
Filed: 2011-01-12
Abstract: Provided is a back side illuminated image sensor device. The image sensor device includes a substrate having a front side and a back side opposite the front side. The image sensor also includes a radiation-detection device that is formed in the substrate. The radiation-detection device is operable to detect a radiation wave that enters the substrate through the back side. The image sensor further includes a deep trench isolation feature that is disposed adjacent to the radiation-detection device. The image sensor device further includes a doped layer that at least partially surrounds the deep trench isolation feature in a conformal manner.
Patent TW-201235980-A (TW)
Title: Hand-held dental tool dispensing device with removable display
Inventor: WU MING-YUAN
IPC: G07F11/02
Filed: 2011-02-18
Abstract: The present invention discloses a dispensing device for dispensing and storage of disposable hand-held dental tools. The hand-held dental tool dispensing device comprises a product display that displays dental tool or photographs; a product selection switch for selecting the dental tool to be purchased; a payment transaction area for receiving the payment; and, a product retrieval area provided for retrieval of the purchased dental tool. The hand-held dental tool dispensing device further comprises a moveable display for displaying the product information, education information or commercials. The hand-held dental tool dispensing device further comprises an ultraviolet module for conducting a sterilization process on the hand-held dental tools.
Patent TW-201228343-A (TW)
Title: Mobile communication device
Inventor: FAN XIAO-LONG
IPC: H04M3/42
Filed: 2011-03-04
Abstract: The invention discloses a mobile communication device. The mobile communication device may include a process unit, a display module and/or audio module. The display module is used for displaying a screen. The audio module is used for playing a sound effect. The process unit is coupled to the display module and the audio module respectively. The process unit may select a commercial region out of the screen according to a screen content distribution of the screen, and control the display module to display a commercial content in the commercial region. Besides, when the audio module is idle, the process unit may control the audio module to play a commercial sound effect.
Patent TW-201237354-A (TW)
Title: The transverse location, displacement, and velocity measurements by uses of the critical angle device and method
Inventor: CHIU MING-HUNG
IPC: G01B11/00
Filed: 2011-03-04
Abstract: The present invention discloses a transverse location, displacement, and velocity measurements by uses of the critical angle device and method. The device comprises light source, expander, light guider, angle sensor, polarizer, lens, light detector and processing means. The method comprises emitting light beam to the object by light source, promoting the DPI of movement by the angle sensor using critical angle, detecting the image from gratings of the object by the light detector, selecting several pixels on the image to be probe points, recording the change of the light strength, measuring the direction and speed of movement or location according to the correlation of light strength between the pixel detected around, and obtaining the displacement, speed or location of the object.
Patent TW-201240358-A (TW)
Title: Circuit capable of automatically calibrating a resonance frequency of an antenna and method thereof
Inventor: HSU HSIN-CHIN
IPC: H04B1/18
Filed: 2011-03-23
Abstract: A circuit capable of automatically calibrating a resonant frequency of an antenna includes the antenna, a switch, a conversion unit, a count comparator, and a capacitor array. The switch is coupled to the antenna for being turned on and turned off according to a pulse. The antenna is used for generating the resonant frequency according to on and off of the switch. The conversion unit is coupled to the antenna for generating a clock according to a signal with the resonant frequency. The count comparator is coupled to the conversion unit for counting a pulse number of a reference clock during a period of the clock, and comparing the pulse number with a predetermined value to generate an adjustment signal. The capacitor array is used for adjusting capacitance of the capacitor array according to the adjustment signal.
Patent TW-201204073-A (TW)
Title: Repeater-assisted management of macro network coverage
Inventor: ESTEVES EDUARDO S
IPC: H04W16/26
Filed: 2011-03-24
Abstract: A method of managing macro network coverage among a plurality of repeaters deployed to extend coverage of one or more base stations may include receiving feedback information from at least two repeaters indicative of macro network coverage at locations corresponding to each repeater, determining a coverage status of the macro network based on the feedback information, and sending a control signal to at least one repeater instructing the repeater to adjust one or more operating parameters based on the determined coverage status.
Patent TW-201139769-A (TW)
Title: Polyolefin-based split-type conjugate fibre, fibrous mass and cell separator using same, and production method for same
Inventor: KIDA TATSUNORI
IPC: H01M50/423
Filed: 2011-03-30
Abstract: The disclosed polyolefin-based split-type conjugate fibre is a compositely spun polyolefin-based split-type conjugate fibre which contains a first component that includes a polypropylene-based resin, and a second component that includes a polyolefin-based resin. The first component includes, as the main component thereof, a polypropylene resin wherein the Q-value (weight-average molecular weight (Mw) to number-average molecular weight (Mn) ratio) is not less than 6, and the melt flow rate (MFR; measured temperature 230 DEG C, load 2.16kgf (21.18N)) equivalent to JIS K 7210 is at least 5g/10 minutes but less than 23g/10 minutes; and the first component and the second component are adjacent to one-another in the cross section of the polyolefin-based split-type conjugate fibre. Furthermore, the disclosed polyolefin-based split-type conjugate fibre can be obtained by using a split-type composite nozzle to melt spin the first component and the second component, and then stretching the resulting fibre.
Patent TW-201247978-A (TW)
Title: Double engaging board
Inventor: KANG WEI-TUN
IPC: E04F15/14
Filed: 2011-05-20
Abstract: This invention provides a double engaging board which comprises a body. The body has a male member and female member which are respectively formed on two sides of the body. The shape of the male member corresponds with the outline of the female member. The female member has a horizontal surface, a first curved surface and a second curved surface. The first curved surface has a lowest point which is lower than the connecting point of the horizontal surface and the first curved surface. The second curved surface has a highest point which is higher than the connecting point of the second surface and the side surface of the body. Thereby, the first and second curved surfaces can respectively engage with the curved portion of the male member, so that the board can be doubly engaged with another board and has a good structural strength against a horizontal pull force.