A method for transferring cardboard blanks (7) in individual succession in a plant, comprising a store (1) for collection of cardboard blanks (7b), a conveyor (3), with an upstream portion (3a) which is designed to receive the cardboard blanks (7a), and a rotary collector-translator (2), comprising one or a plurality of orbiting gripper units (100, 200), wherein the cardboard blank is grasped in the store (1), extracted, translated and spaced, whilst being kept substantially parallel to the successive cardboard blank (7c), which is still disposed in the vicinity of the downstream end (1a) of the store (1); and is then inclined, and placed parallel on the upstream portion (3a) of the conveyor (3). A corresponding system, and a corresponding rotary collector-translator.
