-
公开(公告)号:US11617355B2
公开(公告)日:2023-04-04
申请号:US16085964
申请日:2017-03-07
申请人: Tetra GmbH
摘要: A feeding apparatus includes an inner compartment having a first opening; and an outer compartment having a second opening. At least one of the inner compartment and the outer compartment is configured to be movable relative to the other one of the inner compartment and the outer compartment from a first position in which the first opening is out of alignment with the second opening to a second position in which the first opening is aligned with the second opening.