Ultraschallsiegelvorrichtung zum Versiegeln von Verpackungen mit fliessfähigen Nahrungsmitteln

摘要

An ultrasonic sealing device (10) for sealing packages of pourable food products made of sheet packaging material (4), the device having a number of ultrasonic-vibration generators (18) housed in an outer casing (16) having a front forming portion (30) having two folding plates (42, 43) which enclose the heads (25) of the generators (18) and interact, in use, with the packaging material (4); one (42) of the folding plates is removable from the casing (16) to allow access to the heads (25) of the generators (18) without dismantling the entire casing.