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Equipo hidráulico perfeccionado, utilizado para apertura/cierre de puertas de garaje y similares, caracterizado porque consta de: a) al menos un mecanismo autónomo lineal auto desbloqueable, que incluye un motor y una bomba de impulsión; b) al menos una cerradura, de actuación fluídica, preferentemente hidráulica, por cada mecanismo autónomo; c) al menos un dispositivo de desbloqueo automático, por cada mecanismo autónomo; d) al menos un cilindro de impulsión, por cada mecanismo autónomo.
A device for braking the piston of a hydraulic jack at the end of its stroke, in particular a jack for effecting the opening and closing of gates, doors or the like
Dispositivo automatico di sicurezza a uno o piu' chiavistelli di alta affidabilita' per infissi scorrevoli dotati di automazione a mezzo di motoriduttore.
Dispositivo automatico di sicurezza a uno o piu' chiavistelli di alta affidabilita' per infissi ad ante rotanti dotati di automazione a mezzo di martinetto idraulico.