baber/WOPTO huggingface dataset:
Patent IE-44327-B1 (IE)
Title: Extracting metal values with o-hydroxyaryloximes
IPC: C01G3/00
Filed: 1976-12-31
Abstract: A process for extracting metal values from aqueous solutions of metal salts which comprises the steps of contacting the aqueous solution with a solution in a water-immiscible organic solvent of one or more o-hydroxyaryloximes containing at least 3 aliphatic or alicyclic carbon atoms and which are strong metal extractants and one or more alkylphenols optionally containing one chlorine atom or one cyano group, separating from the aqueous phase the solvent phase containing metal in the form of a complex with the o-hydroxyaryloxime contacting the solvent phase with an aqueous mineral acid, and separating the solvent phase from the aqueous phase containing metal in the form of a salt with the mineral acid.
Patent IE-54146-B1 (IE)
Title: Information processor with initial programme loading
IPC: G06F1/00
Filed: 1981-12-22
Abstract: An information processor has a ROM memory exclusively storing a plurality of initial program loader (IPL) programs. The ROM memory has address inputs (Ac or A10) divided into two parts. One part (Ao to A8) is connected to a central processing unit (CPU) address bus for accessing contents within a selected IPL. The other part (Ag and A10) is connected to IPL setting means which are operable to select a desired IPL. The IPL setting means comprises switches connected to address inputs (A9 and A,o) of the ROM.
Patent IE-61958-B1 (IE)
Title: Improved fluidized bed process and apparatus
Inventor: HEIJNEN JOSEPH JOHANNES
IPC: B01D21/00
Filed: 1988-10-07
Abstract: The invention relates to a three phase separator which comprises a compartment for the substantial separation of the gas-phase, this compartment being equipped with at least one partition (10) which is applied for an internal gaslift circulation.
Patent IE-58764-B1 (IE)
Title: Coating layer having self-healing properties for window panes, notably those exposed to effects of the atmosphere
IPC: B32B17/10
Filed: 1985-12-05
Abstract: A polyurethane coating layer, with self-repairing properties, for panes made of glass and/or plastic materials, which are exposed to atmospheric agents. The coating layer according to the invention is formed from a reactive mixture of a trifunctional isocyanate component such as the biurets or isocyanurates of 1,6 hexamethylenediisocyanate, having a content of about 15 to 25% by weight of NCO radicals and a polyalcohol component chosen from the plurifunctional polyester polyalcohols having about a 3 to 12% by weight content of OH radicals.
Patent IE-66265-B1 (IE)
Title: 5-aryl-3H-1,2,4-triazol-3-ones and their use as anticonvulsants
Inventor: MILLER FRANCIS P
IPC: A61K31/47
Filed: 1987-12-18
Abstract: This invention relates to 5-aryl-3H-1,2,4-triazol-3-ones and to their use as anticonvulsants for treatment of seizure disorders.
Patent IE-73881-B1 (IE)
Title: Data processing system
Inventor: KEARNEY BRIAN
Filed: 1994-09-07
Abstract: A data processing system has a hierarchical menu system in which each menu option points to another menu or to an action screen and the users of the system are allocated to groups having different access rights to the menus and action screens as defined in stored data files (PMIACCESS) defining said rights. The first time a user of a particular group accesses the menu system the access rights of the corresponding group are extracted from the data files and stored as an array (PMMGROUP.GRP) in volatile memory for access by the system.
Patent IE-78613-B1 (IE)
Title: Manufacture of trailer curtains
Inventor: BALFE BRIAN
IPC: A47H23/00
Filed: 1996-02-12
Abstract: A web (14) of material is drawn from a supply reel (10) and delivered through a cutter (15) having a number of spaced-apart blades for cutting the web into a number of elongate strips. The strips are cut away from the web (14) of form panels comprising main panels (20), extension skirt panels (21) and tape panels (22). Holes are punched in the extension skirt panels (21) and grommets fitted at each hole. The panels are delivered to an assembly station (30) at which a top edge of an extension skirt panel (21) is glued along a lower edge of each main panel (20) to form a composite trailer curtain (33). The tape panels (22) are glued to a rear face of the curtain (33) extending between a top and a bottom of the curtain (33). A webbing tape (40) is inserted through the holes in the extension panel (21) and led through a pocket formed by each tape panel (22) to a top of the curtain (33). The tape (40) is secured at a top of the curtain (33) by rollers (43) which are bolted along an upper edge of the curtain (33).
Patent LU-101028-B1 (LU)
Title: Method for Online Training of an Artificial Intelligence (AI) Sensor System
Inventor: BEISE HANS PETER
IPC: G06N3/08
Filed: 2018-12-06
Granted: 2020-06-08
Abstract: A method of operating an artificial intelligence sensor system (10) is presented for supervised training purposes, the artificial intelligence sensor system (10) having one or more sensors (12, 14) and at least one artificial neural network (18) that is configured for receiving and processing signals (xA^,xA2,xBi) from the sensor or the sensors (12, 14). The at least one artificial neural network (18) derives an output representing a quality with a confidence level regarding the provided signals (xA1,xA2,xB1),. If the derived confidence level of the quality is lower than a predetermined confidence level, the at least one provided signal (xA1) and the derived quality are temporarily stored (60). By use of at least one independent sensor signal (xA2,xB1) the quality having a derived confidence level lower than the predetermined confidence level is confirmed (62, 66), and the temporarily stored signal (xA1) or signals and the confirmed quality are permanently stored (70) as labeled online training data, using the derived quality as the label.
Patent LU-500824-B1 (LU)
Title: Starting method for hybrid multi-terminal direct current transmission system
Inventor: WEI ZIANG
IPC: H02M1/36
Filed: 2020-08-06
Granted: 2022-06-07
Abstract: The present invention belongs to the technical field of electric power systems and discloses a starting method for a hybrid multi-terminal direct current transmission system. The system includes: at least one series LCC on a rectifier side, at least one series LCC on an inverter side, and at least one parallel VSC on the inverter side.
Patent LU-503894-B1 (LU)
Title: An automatic batching device for animal husbandry
Inventor: WANG BING
IPC: A01K5/00
Filed: 2023-04-08
Granted: 2023-10-09
Abstract: The invention discloses an automatic batching device for animal husbandry, which relates to the technical field of an auxiliary device for animal husbandry. Including the cylinder body, the cylinder body is connected with a plurality of feeding devices and control systems at equal intervals;The cylinder body is provided with a stirring mechanism;Each feeding device includes a storage barrel and a conveying mechanism communicated between the storage barrel and cylinder body for feed input. The invention provides a plurality of feeding devices connected at equal intervals in the circumference of the cylinder body, and controls the operation of the plurality of conveying mechanisms through a control system to input the required feed into the cylinder body. Automatic batching is realized.
Patent NO-177953-B1 (NO)
Inventor: HERN SOREN
IPC: A61K35/16
Filed: 1992-11-13
Abstract: An apparatus for preparing a concentrate of coagulation factors, such as fibrinogen, from a blood sample, comprises a first chamber (14) for collection and separation of said blood sample so as to separate a plasma fraction, and a second chamber (15) for collection of said plasma fraction through a tubing member (22, 30) and a valve (24) and for precipitation of said concentrate. The apparatus comprises furthermore a .removable syringe (36) for receiving the concentrate from the second chamber (15) through a tubing member (32). The first and the second chamber (14, 15) are partially defined by the same integrally formed solid container wall (2) and comprise a common partition. The first chamber (14) is further defined by a piston (4) displaceable both in connection with the blood sample collection and the transfer of said plasma fraction to the second chamber (15) and in connection with returning said plasma fraction to the first chamber (14) upon the precipitation of the concentrate.
Patent NO-314174-B1 (NO)
Title: Motorkjöretöy
Inventor: AMENDT OLIVER
IPC: F16D48/06
Filed: 1996-12-11
Abstract: Et motorkjøretøy (1) med en drivenhet (2), en gearanordning (4), et automatisert dreiemomentoverføringssystem (3) eksempelvis en friksjonskopling, som er an- ordnet i dreiemomentbanen mellom drivenhet og gearanordning, samt en styreenhet (13) for styring eller regulering av dreiemomentoverføringssystemets (3) overførbare dreiemoment, som er kontrollerbart i en posisjon, eksempelvis en innrykksposisjon, ved hjelp av minst ett reguleringsledd som styres av styreenheten (13). En fremgangsmåte til styring av et slikt motorkjøretøy er omtalt.
Patent NO-311152-B1 (NO)
Inventor: CLAESSON KNUT
IPC: F26B21/00
Filed: 1997-07-09
Abstract: A method of increasing the yield of an air drying process involves delivering process air to a first process-air chamber (7) in an insulated housing (1) and having a defining wall which accommodates a rotating drying rotor (5). The process air is dehumidified and dried while exchanging moisture with hot regeneration air. The dried and heated process air is sucked into a second process-air chamber (8) which accommodates a high-pressure fan (18) provided with an electric motor (17), such that the process air passes and is heated by the electric motor prior to its delivery to the fan inlet. The pressurized process air of higher temperature is therewith delivered directly to a water-damaged layer or area. The invention also relates to an air drying apparatus which comprises an insulated housing (1) having two mutually delimited chambers (7, 8), of which the first chamber (7) accommodates a low-pressure fan (12) and the second chamber accommodates a high-pressure fan (18) provided with an electric motor (17) and operating in accordance with the method.
Patent NO-310142-B1 (NO)
Title: Fremgangsmåte for fremstilling av amorft silica fra silisium og fra silisiumholdige materialer
Inventor: HENRIKSEN KNUT
IPC: C01B33/18
Filed: 1999-03-29
Abstract: Søknaden vedrører en fremgangsmåte for fremstilling av amorft silica fra pulverformede materialer inneholdende minst 50 vekt % elementært silisium,. hvor det Si-inneholdende materialet tilføres til en forbrenningsreaktor som oppvarmes ved hjelp av olje eller gassbrenner, og hvor amorft silica oppsamles etter utløpet fra forbrenningsreaktoren. I det minste en del av de pulverformede silisiuminneholdende materialer tilføres til forbrenningsreaktoren i form av en vandig slurry. Søknaden vedrører videre en apparatur for utførelse av fremgangsmåten.
Patent NO-308730-B1 (NO)
Inventor: RENE SVEIN
IPC: B65D19/12
Filed: 1999-05-03
Abstract: Collapsible container comprising a bottom element ( 11 ) with openings ( 21 ) at the corners for disengagable attachment of two opposite gable walls ( 12, 13 ). The gable walls are connected to or are associated with supporting pillars ( 24 ) which are provided with slit shaped openings ( 31 ) for disengagable mounting of longitudinally arranged sidewall elements ( 14, 15 ) which have projecting hooks ( 28, 29 ) with notches ( 30 ) for engagement with the slit-shaped openings. Openings ( 39-44 ) are arranged in the bottom element ( 11 ) for disengagable attachment of a transversal partition wall ( 36 ). The sidewall elements ( 14, 15 ) each have a height dimension (A) which is one half of the width of the bottom element ( 11 ). The distance (B) between two sidewall elements ( 14, 15 ) is less than the depth of the notch ( 30 ) in the hooks ( 28, 29 ). The corner posts ( 22 ) of the gable walls ( 12, 13 ) are manufactured with a tubular profile with attachment slit openings ( 31 ) facing inwards, for attachment of shelves ( 33 ). The collapsible container also includes supporting pillars or side posts ( 16, 17 ) with a projecting flange in both sideward directions, these flanges being provided with slit-shaped openings ( 42 ) for attachment of shelves ( 33 ).
Patent AT-501929-B1 (AT)
Title: Selective oxidation of primary alcohols comprises reacting copper with a ligand e.g. pyridine; adding 2,2,6,6-tetramethylpiperidin-1-oxyl and sodium hydroxide; introducing oxygen or air and adding the primary alcohol
Filed: 2005-05-17
Granted: 2007-04-15
Abstract: Procedure for the selective oxidation of primary alcohols using oxygen or air and copper/2,2,6,6-tetramethylpiperidin-1-oxyl (TEMPO)-catalyst system, comprises reacting an elementary, finely powdered copper with a ligand e.g. 2,2'-bipyridine, phenanthroline, pyridine, quinoline, isoquinoline and pyrrolidine in a mixture of organic solvent and water; adding TEMPO and a base such as sodium hydroxide; introducing oxygen or air into the reaction mixture and adding the primary alcohol by maintaining the pH value and isolating the corresponding aldehyde from the reaction mixture. Procedure for the selective oxidation of primary alcohols of formula (R-CH2-OH) to the corresponding aldehydes by oxygen or air using copper/2,2,6,6-tetramethylpiperidin-1-oxyl (TEMPO)-catalyst system, comprises reacting an elementary, finely powdered copper with a ligand such as 2,2'-bipyridine, phenanthroline, pyridine, quinoline, isoquinoline, pyrrolidine, pyrimidazole, pyrazole, piperidine, pyridazine, pyrazine, piperazine, 1,2,3-triazine, azepine, diazepine, indole, cyclopenta-[b]-pyridine, quinuclidine, 1,8-naphthpyridine, 1,5-naphthpyridine, 1,7-naphthpyridine, phthalazine or carbazole in a mixture of organic solvent and water; adding TEMPO and a base such as sodium hydroxide, potassium hydroxide, calcium hydroxide or magnesium hydroxide are added, until a pH value becomes 9-14; introducing oxygen or air into the reaction mixture and adding the primary alcohol by maintaining the pH value and isolating the corresponding aldehyde from the reaction mixture. R : 5-20C aryl, 5-20C heterocyclic or 1-30C alkyl (all optionally substituted) .
Patent AT-513328-B1 (AT)
Title: Beleuchtungsvorrichtung
IPC: F21V29/00
Filed: 2012-09-04
Granted: 2015-01-15
Abstract: Bei einer Beleuchtungsvorrichtung umfassend einen plattenförmigen Träger (8), auf dem wenigstens eine Leuchtdiode angeordnet ist und welcher elektrische Kontakte für die Stromversorgung der wenigstens einen Leuchtdiode aufweist, einen lösbar mit dem plattenförmigen Träger (8) befestigten Kühlkörper (1), wobei der Kühlkörper (1) eine mit dem plattenförmigen Träger (8) in flächigen Kontakt bringbare Oberfläche aufweist, und Verbindungsmittel (6) zum lösbaren Befestigen des plattenförmigen Trägers (8) am Kühlkörper (1), bestehen die Verbindungsmittel (6) aus einem elektrisch leitfähigen Material und wirken im am Kühlkörper (1) befestigten Zustand des plattenförmigen Trägers (8) mit den elektrischen Kontakten (9) zusammen, um die wenigstens eine Leuchtdiode mit der Stromversorgung zu verbinden und umfassen wenigstens zwei Schrauben, die Ausnehmungen (11) des plattenförmigen Trägers (8) durchsetzen und im eingeschraubten Zustand jeweils einen mit dem elektrischen Leiter der Stromversorgung elektrisch verbundenen Bauteil (4) kontaktieren.
Patent BR-PI0110669-B1 (BR)
Inventor: DAVIES RICHARD HUW
IPC: A61K8/02
Filed: 2001-05-03
Abstract: Oral composition comprises a first formulation stored adjacent a second formulation for simultaneous dispensing, wherein the pH the first formulation differs from the pH of the second formulation by at least one pH unit.
Patent BR-PI0313942-B1 (BR)
Title: DERlVADOS DE BENZIMIDAZOL ÚTEIS COMO AGENTES ANTIPROLIFERATIVOS, SEUS PROCESSOS DE PREPARAÇÃO, COMPOSIÇÃO FARMACÊUTICA COMPREENDENDO OS MESMOS E USOS DOS REFERIDOS COMPOSTOS NAS PREPARAÇÕES DE COMPOSIÇÕES FARMACÊUTICAS
Inventor: HUIFEN FAYE WANG
IPC: C07D401/00
Filed: 2003-08-14
Abstract: "derivados de benzimidazol úteis como agentes antiproliferativos". a invenção refere-se com compostos de fórmula 1 e sais, pró-drogas e solvatos farmaceuticamente aceitáveis destes, em que r^ 1^, r^ 2^, r^ 3^, e r^ 4^ são como definidos aqui. a invenção também refere-se com métodos de tratar crescimento celular anormal, tal como câncer, em mamíferos pela administração de compostos de fórmula 1 e com composições farmacêuticas para tratar tais distúrbios que contêm os compostos de fórmula 1. a invenção também refere-se com métodos de preparar os compostos de fórmula 1.
Patent CH-713778-B1 (CH)
Title: Verbindungsvorrichtung für ein mobiles Endgerät.
Inventor: SASCHA BEHRENDT
IPC: H01R27/02
Filed: 2018-04-22
Abstract: Die Erfindung betrifft eine Verbindungsvorrichtung für ein mobiles Endgerät mit einem ersten Verbindungselement (2) zum Anschliessen an ein Quellgerät, einem zweiten Verbindungselement (5) zum Anschliessen an das mobile Endgerät, einem das erste Verbindungselement (2) und das zweite Verbindungselement (5) verbindenden Verbindungskabel (3) und einer Datenspeicher-Einheit (6) zum Speichern von Daten.
Patent CS-241709-B1 (CS)
Inventor: PACHNER MILAN
IPC: H02P23/16
Filed: 1983-12-29
Abstract: Řešení se týká zapojení regulátoru otáček
univerzálních motorků s dvojitým operačním
zesilovačem. Zapojení je tvořeno tak, že jeden
operační zesilovač je použit jako integrátor
a do jeho invertujícího vstupu jsou
přivedeny proudy řídicí, zpětnovazební a
dvoucestně usměrněný sinusový a druhý operační
zesilovač je zapojen jako invertující,
který budí řídicí elektrody tyristorů
Patent DE-2445463-B1 (DE)
Title: Clamp for retaining driving tool on stud end - uses hydraulic nut for clamping a sleeve with an adapter for driving tool
Inventor: BACHMANN HEINRICH
IPC: B25B13/48
Filed: 1974-09-24
Abstract: Device for coupling a screw with a rotating and driving tool has a sleeve screwed on the bolt. The sleeve accommodates an axially moved tool which is pressed against the end face of the threaded stud. The driving tool is connected to the sleeve with an adapter, and is placed on the projecting screw threaded rodend without the use of an external holder for the sleeve. No manual clamping is necessary either. The hydraulic clamping nut arrangement (23, 24, 25) provided for clamping the sleeve (12) in an axial direction on the threaded stud end (11). also ensures that rotation is prevented.
Patent DE-2602245-B1 (DE)
Title: Shut off slide valve for large gas pipes - partic. with hot gases with slide sealed against atmos. in both open and closed positions
Inventor: SEEGER JOSEF
IPC: F16K3/20
Filed: 1976-01-22
Abstract: A slide valve has a slide plate which can be moved transverse to the pipe between an open position outside the slide housing and a closed position inside the housing through an opening that can be closed by a closing element. A stationary and a movable sealing seat, displacable in the axial direction and connected with the slide housing through a fixed and a flexible connection respectively and the movable seal can be pressed against the fixed seal or the slide plate between the seals. A chamber which can be septd. gas-tight from the inner space of the gas pipes is formed in the slide housing. The closing element is formed as a flap pivoting on a shaft mounted at both ends in the slide valve housing. The valve ensures a perfect seal against the atmos. in both the closed and open positions.
Patent ES-2039304-B1 (ES)
Title: Cateter vascular no obstructor del flujo sanguineo.
Inventor: HERNANDEZ HERRERO JUAN
IPC: A61M25/00
Filed: 1991-12-30
Granted: 1994-08-16
Abstract: CATETER VASCULAR NO OBSTRUCTOR DEL FLUJO SANGUINEO. CONSTA DE DOS CAPAS CONCENTRICAS (2,3) QUE PERMITE PROCEDIMIENTOS DIAGNOSTICOS O TERAPEUTICOS SIN INTERRUPCION DEL FLUJO SANGUINEO EN EL VASO CATETERIZADO (4). LA CAPA EXTERNA (3) TIENE EN SU EXTREMO DISTAL, ADEMAS DEL ORIFICIO FINAL DE SU LUZ, VARIOS ORIFICIOS LATERALES (S), A CUYO TRAVES PUEDE FLUIR LA SANGRE POR EL VASO (4). LA INTERNA (2) SOLO TIENE EL ORIFICIO TERMINAL (8) DE SU LUZ. EMPUJANDO LA CAPA INTERNA (2) SE OBSTRUYEN LOS ORIFICIOS LATERALES (5), OCLUYENDO EL FLUJO SANGUINEO DEL VASO (4). PARA MANTENER CATETERIZADO DICHO VASO SIN OBSTRUIR EL FLUJO, SE RETRAE LA CAPA INTERNA (2); ASI ESTA NO OCLUYE LOS ORIFICIOS EL SISTEMA PERMITE INTRODUCIR A SU TRAVES UNA SONDA MAS FINA, QUE SE PUEDE HACER PROGRESAR EN EL INTERIOR DEL VASO (4), PUDIENDO REALIZAR EXPLORACIONES O TRATAMIENTOS MAS DURADEROS, AL PERMITIR EL FLUJO SANGUINEO A TRAVES DEL VASO CATETERIZADO.
Patent ES-2051637-B1 (ES)
Title: Procedimiento de construccion y de instalacion sobre el agua de un inmueble para uso industrial, comercial o de vivienda.
Inventor: MICHEL DOMINIQUE
IPC: E02B17/02
Filed: 1992-04-10
Granted: 1997-02-01
Abstract: PROCEDIMIENTO DE CONSTRUCCION Y DE INSTALACION SOBRE EL AGUA DE UN INMUEBLE PARA USO INDUSTRIAL, COMERCIAL O DE VIVIENDA. EL INMUEBLE COMPRENDE UNA ESTRUCTURA (1, 6) SUSTENTADA POR LO MENOS POR UN SOPORTE (8, 8'') ANCLADO SOBRE EL FONDO DEL AGUA. COMPRENDE LA ESTRUCTURA UNA INFRAESTRUCTURA (1) EN FORMA DE CAJA POR LO MENOS PARCIALMENTE SUMERGIDA Y UNA SUPERESTRUCTURA (6) SUSTENTADA POR ESTA CAJA, HABIENDOSE DISTRIBUIDO LOCALES (41, A 48, 61 A 64) POR LA SUPERESTRUCTURA Y POR LA INFRAESTRUCTURA, COMPRENDIENDO LA CAJA ADEMAS COMPARTIMIENTOS DE LASTRE (51, 52) APLICACION A LA CONSTRUCCION DE UNA CIUDAD SOBRE EL AGUA, EN EL ESPACIO LITORAL.
Patent ES-2036958-B1 (ES)
Title: Dispositivo para la determinacion del estado de carga de una bateria recargable.
Inventor: BOLZ PETER
IPC: G01R31/36
Filed: 1992-04-14
Granted: 1997-04-01
Abstract: DISPOSITIVO PARA LA DETERMINACION DEL ESTADO DE CARGA DE UNA BATERIA (11) RECARGABLE, EN EL QUE UN ESTADO DE CONTADOR DE UN DISPOSITIVO CONTADOR (17) ELECTRONICO, QUE REPRODUCE ESTE ESTADO DE CARGA SE HACE VARIAR PROPORCIONALMENTE EN UN PRIMER SENTIDO AL ESTAR EN SERVICIO UN CONSUMIDOR (12, 13) CONECTADO A LA BATERIA (11). ADEMAS SE HAN PREVISTO MEDIOS (16) PARA LA VARIACION PROPORCIONAL DE ESTE ESTADO DE CONTADOR EN EL SENTIDO CONTRARIO AL CARGARSE LA BATERIA (11). DE ESTE MODO SE PUEDEN TENER EN CUENTA EN LA SIMULACION TAMBIEN CARGAS PARCIALES DE LA BATERIA Y PROCESOS DE DESCARGA Y DE CARGA SIMULTANEOS.
Patent ES-2067427-B1 (ES)
Title: Comedero para pajaros con sistema de evacuacion de cascaras.
Inventor: CUELLAR BELLVER FERNANDO
IPC: A01K39/014
Filed: 1993-09-17
Granted: 1995-11-01
Abstract: EL SISTEMA DEL COMEDERO PERMITE ELIMINAR LAS CASCARAS DE LAS SEMILLAS QUE SE ACUMULAN SOBRE EL ALIMENTO, DESPUES DE HABER COMIDO EL PAJARO, MEDIANTE UNA CORRIENTE DE AIRE. CONSTA DE TRES ELEMENTOS: 1) UN RECIPIENTE (1) PARA CONTENER EL ALIMENTO, QUE LLEVA UN DISPOSITIVO (8) PARA SUJETARLO A LA JAULA. 2) UNA CUBIERTA (2) CON ORIFICIOS (3) PARA LA ENTRADA DEL AIRE Y UNA ABERTURA (7) PARA QUE EL PAJARO ALCANCE EL ALIMENTO Y SALGA LA CORRIENTE DE AIRE Y LAS CASCARAS. 3) UN CASQUETE (6) QUE SE ACOPLA SOBRE LOS ORIFICIOS DE ENTRADA DE AIRE DE LA CUBIERTA Y DISPONE DE UN ORIFICIO CANALIZADO (4) PARA SOPLAR POR EL. ES UTIL EN LA CRIA DOMESTICA DE PAJAROS.