Patent ID: 11932494
Assignee: ARCAM AB
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A raw material delivery device, comprising:
a hollow body comprising a first end and a second end, the second end disposed above the first end in a system vertical direction;
an inlet disposed at the first end of the hollow body;
an outlet disposed at the second end of the hollow body;
a stepped passageway disposed within the hollow body between the inlet and the outlet, the stepped passageway; and
a first rotary actuator coupled to the first end of the hollow body and a second rotary actuator coupled to the second end of the hollow body, the first and second rotary actuators configured to synchronously rotate the first end and the second end to shake the hollow body such that one or more portions of raw material entering the hollow body at the inlet moves via the one or more steps toward the outlet.