Patent ID: 8465405

Claim:
A solid-bowl centrifuge comprising: a drum rotatable about a horizontal axis of rotation; a screw arranged in the drum; a continuous solids discharge located at a first end of the drum; a continuous liquid discharge located at a second, opposite end of the drum; at least one discontinuously acting outlet opening including a closure device located on a radially outermost lateral surface of the drum; the closure device including a ring located on the radially outermost lateral surface of the drum and configured to be axially displaced along the radially outermost surface of the drum relative to the horizontal axis of rotation and rotatable with the drum during an operation of the centrifuge; and an actuating device assigned to the closure device by which actuating device the ring is displaced into a first position which opens the at least one outlet opening and into a second position which closes the at least one outlet opening.